| /* |
| * devlink.c Devlink tool |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| * |
| * Authors: Jiri Pirko <jiri@mellanox.com> |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include <string.h> |
| #include <stdbool.h> |
| #include <unistd.h> |
| #include <getopt.h> |
| #include <limits.h> |
| #include <errno.h> |
| #include <inttypes.h> |
| #include <sys/sysinfo.h> |
| #define _LINUX_SYSINFO_H /* avoid collision with musl header */ |
| #include <linux/genetlink.h> |
| #include <linux/devlink.h> |
| #include <libmnl/libmnl.h> |
| #include <netinet/ether.h> |
| #include <sys/types.h> |
| |
| #include "SNAPSHOT.h" |
| #include "list.h" |
| #include "mnlg.h" |
| #include "json_writer.h" |
| #include "utils.h" |
| #include "namespace.h" |
| |
| #define ESWITCH_MODE_LEGACY "legacy" |
| #define ESWITCH_MODE_SWITCHDEV "switchdev" |
| #define ESWITCH_INLINE_MODE_NONE "none" |
| #define ESWITCH_INLINE_MODE_LINK "link" |
| #define ESWITCH_INLINE_MODE_NETWORK "network" |
| #define ESWITCH_INLINE_MODE_TRANSPORT "transport" |
| |
| #define ESWITCH_ENCAP_MODE_NONE "none" |
| #define ESWITCH_ENCAP_MODE_BASIC "basic" |
| |
| #define PARAM_CMODE_RUNTIME_STR "runtime" |
| #define PARAM_CMODE_DRIVERINIT_STR "driverinit" |
| #define PARAM_CMODE_PERMANENT_STR "permanent" |
| #define DL_ARGS_REQUIRED_MAX_ERR_LEN 80 |
| |
| #define HEALTH_REPORTER_STATE_HEALTHY_STR "healthy" |
| #define HEALTH_REPORTER_STATE_ERROR_STR "error" |
| #define HEALTH_REPORTER_TIMESTAMP_FMT_LEN 80 |
| |
| static int g_new_line_count; |
| static int g_indent_level; |
| static bool g_indent_newline; |
| |
| #define INDENT_STR_STEP 2 |
| #define INDENT_STR_MAXLEN 32 |
| static char g_indent_str[INDENT_STR_MAXLEN + 1] = ""; |
| |
| static void __attribute__((format(printf, 1, 2))) |
| pr_err(const char *fmt, ...) |
| { |
| va_list ap; |
| |
| va_start(ap, fmt); |
| vfprintf(stderr, fmt, ap); |
| va_end(ap); |
| } |
| |
| static void __attribute__((format(printf, 1, 2))) |
| pr_out(const char *fmt, ...) |
| { |
| va_list ap; |
| |
| if (g_indent_newline) { |
| printf("%s", g_indent_str); |
| g_indent_newline = false; |
| } |
| va_start(ap, fmt); |
| vprintf(fmt, ap); |
| va_end(ap); |
| g_new_line_count = 0; |
| } |
| |
| static void __attribute__((format(printf, 2, 3))) |
| pr_out_sp(unsigned int num, const char *fmt, ...) |
| { |
| va_list ap; |
| int ret; |
| |
| va_start(ap, fmt); |
| ret = vprintf(fmt, ap); |
| va_end(ap); |
| |
| if (ret < num) |
| printf("%*s", num - ret, ""); |
| g_new_line_count = 0; \ |
| } |
| |
| static void __attribute__((format(printf, 1, 2))) |
| pr_out_tty(const char *fmt, ...) |
| { |
| va_list ap; |
| |
| if (!isatty(STDOUT_FILENO)) |
| return; |
| va_start(ap, fmt); |
| vprintf(fmt, ap); |
| va_end(ap); |
| } |
| |
| static void __pr_out_indent_inc(void) |
| { |
| if (g_indent_level + INDENT_STR_STEP > INDENT_STR_MAXLEN) |
| return; |
| g_indent_level += INDENT_STR_STEP; |
| memset(g_indent_str, ' ', sizeof(g_indent_str)); |
| g_indent_str[g_indent_level] = '\0'; |
| } |
| |
| static void __pr_out_indent_dec(void) |
| { |
| if (g_indent_level - INDENT_STR_STEP < 0) |
| return; |
| g_indent_level -= INDENT_STR_STEP; |
| g_indent_str[g_indent_level] = '\0'; |
| } |
| |
| static void __pr_out_newline(void) |
| { |
| if (g_new_line_count < 1) { |
| pr_out("\n"); |
| g_indent_newline = true; |
| } |
| g_new_line_count++; |
| } |
| |
| static int _mnlg_socket_recv_run(struct mnlg_socket *nlg, |
| mnl_cb_t data_cb, void *data) |
| { |
| int err; |
| |
| err = mnlg_socket_recv_run(nlg, data_cb, data); |
| if (err < 0) { |
| pr_err("devlink answers: %s\n", strerror(errno)); |
| return -errno; |
| } |
| return 0; |
| } |
| |
| static void dummy_signal_handler(int signum) |
| { |
| } |
| |
| static int _mnlg_socket_recv_run_intr(struct mnlg_socket *nlg, |
| mnl_cb_t data_cb, void *data) |
| { |
| struct sigaction act, oact; |
| int err; |
| |
| act.sa_handler = dummy_signal_handler; |
| sigemptyset(&act.sa_mask); |
| act.sa_flags = SA_NODEFER; |
| |
| sigaction(SIGINT, &act, &oact); |
| err = mnlg_socket_recv_run(nlg, data_cb, data); |
| sigaction(SIGINT, &oact, NULL); |
| if (err < 0 && errno != EINTR) { |
| pr_err("devlink answers: %s\n", strerror(errno)); |
| return -errno; |
| } |
| return 0; |
| } |
| |
| static int _mnlg_socket_send(struct mnlg_socket *nlg, |
| const struct nlmsghdr *nlh) |
| { |
| int err; |
| |
| err = mnlg_socket_send(nlg, nlh); |
| if (err < 0) { |
| pr_err("Failed to call mnlg_socket_send\n"); |
| return -errno; |
| } |
| return 0; |
| } |
| |
| static int _mnlg_socket_sndrcv(struct mnlg_socket *nlg, |
| const struct nlmsghdr *nlh, |
| mnl_cb_t data_cb, void *data) |
| { |
| int err; |
| |
| err = _mnlg_socket_send(nlg, nlh); |
| if (err) |
| return err; |
| return _mnlg_socket_recv_run(nlg, data_cb, data); |
| } |
| |
| static int _mnlg_socket_group_add(struct mnlg_socket *nlg, |
| const char *group_name) |
| { |
| int err; |
| |
| err = mnlg_socket_group_add(nlg, group_name); |
| if (err < 0) { |
| pr_err("Failed to call mnlg_socket_group_add\n"); |
| return -errno; |
| } |
| return 0; |
| } |
| |
| struct ifname_map { |
| struct list_head list; |
| char *bus_name; |
| char *dev_name; |
| uint32_t port_index; |
| char *ifname; |
| }; |
| |
| static struct ifname_map *ifname_map_alloc(const char *bus_name, |
| const char *dev_name, |
| uint32_t port_index, |
| const char *ifname) |
| { |
| struct ifname_map *ifname_map; |
| |
| ifname_map = calloc(1, sizeof(*ifname_map)); |
| if (!ifname_map) |
| return NULL; |
| ifname_map->bus_name = strdup(bus_name); |
| ifname_map->dev_name = strdup(dev_name); |
| ifname_map->port_index = port_index; |
| ifname_map->ifname = strdup(ifname); |
| if (!ifname_map->bus_name || !ifname_map->dev_name || |
| !ifname_map->ifname) { |
| free(ifname_map->ifname); |
| free(ifname_map->dev_name); |
| free(ifname_map->bus_name); |
| free(ifname_map); |
| return NULL; |
| } |
| return ifname_map; |
| } |
| |
| static void ifname_map_free(struct ifname_map *ifname_map) |
| { |
| free(ifname_map->ifname); |
| free(ifname_map->dev_name); |
| free(ifname_map->bus_name); |
| free(ifname_map); |
| } |
| |
| #define DL_OPT_HANDLE BIT(0) |
| #define DL_OPT_HANDLEP BIT(1) |
| #define DL_OPT_PORT_TYPE BIT(2) |
| #define DL_OPT_PORT_COUNT BIT(3) |
| #define DL_OPT_SB BIT(4) |
| #define DL_OPT_SB_POOL BIT(5) |
| #define DL_OPT_SB_SIZE BIT(6) |
| #define DL_OPT_SB_TYPE BIT(7) |
| #define DL_OPT_SB_THTYPE BIT(8) |
| #define DL_OPT_SB_TH BIT(9) |
| #define DL_OPT_SB_TC BIT(10) |
| #define DL_OPT_ESWITCH_MODE BIT(11) |
| #define DL_OPT_ESWITCH_INLINE_MODE BIT(12) |
| #define DL_OPT_DPIPE_TABLE_NAME BIT(13) |
| #define DL_OPT_DPIPE_TABLE_COUNTERS BIT(14) |
| #define DL_OPT_ESWITCH_ENCAP_MODE BIT(15) |
| #define DL_OPT_RESOURCE_PATH BIT(16) |
| #define DL_OPT_RESOURCE_SIZE BIT(17) |
| #define DL_OPT_PARAM_NAME BIT(18) |
| #define DL_OPT_PARAM_VALUE BIT(19) |
| #define DL_OPT_PARAM_CMODE BIT(20) |
| #define DL_OPT_HANDLE_REGION BIT(21) |
| #define DL_OPT_REGION_SNAPSHOT_ID BIT(22) |
| #define DL_OPT_REGION_ADDRESS BIT(23) |
| #define DL_OPT_REGION_LENGTH BIT(24) |
| #define DL_OPT_FLASH_FILE_NAME BIT(25) |
| #define DL_OPT_FLASH_COMPONENT BIT(26) |
| #define DL_OPT_HEALTH_REPORTER_NAME BIT(27) |
| #define DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD BIT(28) |
| #define DL_OPT_HEALTH_REPORTER_AUTO_RECOVER BIT(29) |
| #define DL_OPT_TRAP_NAME BIT(30) |
| #define DL_OPT_TRAP_ACTION BIT(31) |
| #define DL_OPT_TRAP_GROUP_NAME BIT(32) |
| #define DL_OPT_NETNS BIT(33) |
| #define DL_OPT_TRAP_POLICER_ID BIT(34) |
| #define DL_OPT_TRAP_POLICER_RATE BIT(35) |
| #define DL_OPT_TRAP_POLICER_BURST BIT(36) |
| |
| struct dl_opts { |
| uint64_t present; /* flags of present items */ |
| char *bus_name; |
| char *dev_name; |
| uint32_t port_index; |
| enum devlink_port_type port_type; |
| uint32_t port_count; |
| uint32_t sb_index; |
| uint16_t sb_pool_index; |
| uint32_t sb_pool_size; |
| enum devlink_sb_pool_type sb_pool_type; |
| enum devlink_sb_threshold_type sb_pool_thtype; |
| uint32_t sb_threshold; |
| uint16_t sb_tc_index; |
| enum devlink_eswitch_mode eswitch_mode; |
| enum devlink_eswitch_inline_mode eswitch_inline_mode; |
| const char *dpipe_table_name; |
| bool dpipe_counters_enabled; |
| enum devlink_eswitch_encap_mode eswitch_encap_mode; |
| const char *resource_path; |
| uint64_t resource_size; |
| uint32_t resource_id; |
| bool resource_id_valid; |
| const char *param_name; |
| const char *param_value; |
| enum devlink_param_cmode cmode; |
| char *region_name; |
| uint32_t region_snapshot_id; |
| uint64_t region_address; |
| uint64_t region_length; |
| const char *flash_file_name; |
| const char *flash_component; |
| const char *reporter_name; |
| uint64_t reporter_graceful_period; |
| bool reporter_auto_recover; |
| const char *trap_name; |
| const char *trap_group_name; |
| enum devlink_trap_action trap_action; |
| bool netns_is_pid; |
| uint32_t netns; |
| uint32_t trap_policer_id; |
| uint64_t trap_policer_rate; |
| uint64_t trap_policer_burst; |
| }; |
| |
| struct dl { |
| struct mnlg_socket *nlg; |
| struct list_head ifname_map_list; |
| int argc; |
| char **argv; |
| bool no_nice_names; |
| struct dl_opts opts; |
| bool json_output; |
| bool pretty_output; |
| bool verbose; |
| bool stats; |
| struct { |
| bool present; |
| char *bus_name; |
| char *dev_name; |
| uint32_t port_index; |
| } arr_last; |
| }; |
| |
| static int dl_argc(struct dl *dl) |
| { |
| return dl->argc; |
| } |
| |
| static char *dl_argv(struct dl *dl) |
| { |
| if (dl_argc(dl) == 0) |
| return NULL; |
| return *dl->argv; |
| } |
| |
| static void dl_arg_inc(struct dl *dl) |
| { |
| if (dl_argc(dl) == 0) |
| return; |
| dl->argc--; |
| dl->argv++; |
| } |
| |
| static void dl_arg_dec(struct dl *dl) |
| { |
| dl->argc++; |
| dl->argv--; |
| } |
| |
| static char *dl_argv_next(struct dl *dl) |
| { |
| char *ret; |
| |
| if (dl_argc(dl) == 0) |
| return NULL; |
| |
| ret = *dl->argv; |
| dl_arg_inc(dl); |
| return ret; |
| } |
| |
| static char *dl_argv_index(struct dl *dl, unsigned int index) |
| { |
| if (index >= dl_argc(dl)) |
| return NULL; |
| return dl->argv[index]; |
| } |
| |
| static int strcmpx(const char *str1, const char *str2) |
| { |
| if (strlen(str1) > strlen(str2)) |
| return -1; |
| return strncmp(str1, str2, strlen(str1)); |
| } |
| |
| static bool dl_argv_match(struct dl *dl, const char *pattern) |
| { |
| if (dl_argc(dl) == 0) |
| return false; |
| return strcmpx(dl_argv(dl), pattern) == 0; |
| } |
| |
| static bool dl_no_arg(struct dl *dl) |
| { |
| return dl_argc(dl) == 0; |
| } |
| |
| static void __pr_out_indent_newline(struct dl *dl) |
| { |
| if (!g_indent_newline && !dl->json_output) |
| pr_out(" "); |
| } |
| |
| static void check_indent_newline(struct dl *dl) |
| { |
| __pr_out_indent_newline(dl); |
| |
| if (g_indent_newline && !is_json_context()) { |
| printf("%s", g_indent_str); |
| g_indent_newline = false; |
| } |
| g_new_line_count = 0; |
| } |
| |
| static const enum mnl_attr_data_type devlink_policy[DEVLINK_ATTR_MAX + 1] = { |
| [DEVLINK_ATTR_BUS_NAME] = MNL_TYPE_NUL_STRING, |
| [DEVLINK_ATTR_DEV_NAME] = MNL_TYPE_NUL_STRING, |
| [DEVLINK_ATTR_PORT_INDEX] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_PORT_TYPE] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_PORT_DESIRED_TYPE] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_PORT_NETDEV_IFINDEX] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_PORT_NETDEV_NAME] = MNL_TYPE_NUL_STRING, |
| [DEVLINK_ATTR_PORT_IBDEV_NAME] = MNL_TYPE_NUL_STRING, |
| [DEVLINK_ATTR_SB_INDEX] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_SB_SIZE] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_SB_INGRESS_POOL_COUNT] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_SB_EGRESS_POOL_COUNT] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_SB_INGRESS_TC_COUNT] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_SB_EGRESS_TC_COUNT] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_SB_POOL_INDEX] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_SB_POOL_TYPE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_SB_POOL_SIZE] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_SB_THRESHOLD] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_SB_TC_INDEX] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_SB_OCC_CUR] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_SB_OCC_MAX] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_ESWITCH_MODE] = MNL_TYPE_U16, |
| [DEVLINK_ATTR_ESWITCH_INLINE_MODE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_ESWITCH_ENCAP_MODE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_DPIPE_TABLES] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_TABLE] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_TABLE_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_DPIPE_TABLE_SIZE] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_DPIPE_TABLE_MATCHES] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_TABLE_ACTIONS] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_DPIPE_ENTRIES] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_ENTRY] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_ENTRY_INDEX] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_ENTRY_COUNTER] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_DPIPE_MATCH] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_MATCH_VALUE] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_MATCH_TYPE] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_ACTION] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_ACTION_VALUE] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_ACTION_TYPE] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_VALUE_MAPPING] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_HEADERS] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_HEADER] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_HEADER_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_DPIPE_HEADER_ID] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_HEADER_FIELDS] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_HEADER_GLOBAL] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_DPIPE_HEADER_INDEX] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_FIELD] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_DPIPE_FIELD_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_DPIPE_FIELD_ID] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_PARAM] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_PARAM_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_PARAM_TYPE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_PARAM_VALUES_LIST] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_PARAM_VALUE] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_PARAM_VALUE_CMODE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_REGION_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_REGION_SIZE] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_REGION_SNAPSHOTS] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_REGION_SNAPSHOT] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_REGION_SNAPSHOT_ID] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_REGION_CHUNKS] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_REGION_CHUNK] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_REGION_CHUNK_DATA] = MNL_TYPE_BINARY, |
| [DEVLINK_ATTR_REGION_CHUNK_ADDR] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_REGION_CHUNK_LEN] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_INFO_DRIVER_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_INFO_SERIAL_NUMBER] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_INFO_VERSION_FIXED] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_INFO_VERSION_RUNNING] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_INFO_VERSION_STORED] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_INFO_VERSION_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_INFO_VERSION_VALUE] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_HEALTH_REPORTER] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_HEALTH_REPORTER_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_HEALTH_REPORTER_STATE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_FLASH_UPDATE_COMPONENT] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_STATS] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_TRAP_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_TRAP_ACTION] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_TRAP_TYPE] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_TRAP_GENERIC] = MNL_TYPE_FLAG, |
| [DEVLINK_ATTR_TRAP_METADATA] = MNL_TYPE_NESTED, |
| [DEVLINK_ATTR_TRAP_GROUP_NAME] = MNL_TYPE_STRING, |
| [DEVLINK_ATTR_RELOAD_FAILED] = MNL_TYPE_U8, |
| [DEVLINK_ATTR_TRAP_POLICER_ID] = MNL_TYPE_U32, |
| [DEVLINK_ATTR_TRAP_POLICER_RATE] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_TRAP_POLICER_BURST] = MNL_TYPE_U64, |
| }; |
| |
| static const enum mnl_attr_data_type |
| devlink_stats_policy[DEVLINK_ATTR_STATS_MAX + 1] = { |
| [DEVLINK_ATTR_STATS_RX_PACKETS] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_STATS_RX_BYTES] = MNL_TYPE_U64, |
| [DEVLINK_ATTR_STATS_RX_DROPPED] = MNL_TYPE_U64, |
| }; |
| |
| static int attr_cb(const struct nlattr *attr, void *data) |
| { |
| const struct nlattr **tb = data; |
| int type; |
| |
| if (mnl_attr_type_valid(attr, DEVLINK_ATTR_MAX) < 0) |
| return MNL_CB_OK; |
| |
| type = mnl_attr_get_type(attr); |
| if (mnl_attr_validate(attr, devlink_policy[type]) < 0) |
| return MNL_CB_ERROR; |
| |
| tb[type] = attr; |
| return MNL_CB_OK; |
| } |
| |
| static int attr_stats_cb(const struct nlattr *attr, void *data) |
| { |
| const struct nlattr **tb = data; |
| int type; |
| |
| /* Allow the tool to work on top of newer kernels that might contain |
| * more attributes. |
| */ |
| if (mnl_attr_type_valid(attr, DEVLINK_ATTR_STATS_MAX) < 0) |
| return MNL_CB_OK; |
| |
| type = mnl_attr_get_type(attr); |
| if (mnl_attr_validate(attr, devlink_stats_policy[type]) < 0) |
| return MNL_CB_ERROR; |
| |
| tb[type] = attr; |
| return MNL_CB_OK; |
| } |
| |
| static int ifname_map_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct dl *dl = data; |
| struct ifname_map *ifname_map; |
| const char *bus_name; |
| const char *dev_name; |
| uint32_t port_ifindex; |
| const char *port_ifname; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX]) |
| return MNL_CB_ERROR; |
| |
| if (!tb[DEVLINK_ATTR_PORT_NETDEV_NAME]) |
| return MNL_CB_OK; |
| |
| bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); |
| dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); |
| port_ifindex = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); |
| port_ifname = mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME]); |
| ifname_map = ifname_map_alloc(bus_name, dev_name, |
| port_ifindex, port_ifname); |
| if (!ifname_map) |
| return MNL_CB_ERROR; |
| list_add(&ifname_map->list, &dl->ifname_map_list); |
| |
| return MNL_CB_OK; |
| } |
| |
| static void ifname_map_fini(struct dl *dl) |
| { |
| struct ifname_map *ifname_map, *tmp; |
| |
| list_for_each_entry_safe(ifname_map, tmp, |
| &dl->ifname_map_list, list) { |
| list_del(&ifname_map->list); |
| ifname_map_free(ifname_map); |
| } |
| } |
| |
| static int ifname_map_init(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| INIT_LIST_HEAD(&dl->ifname_map_list); |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_GET, |
| NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP); |
| |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, ifname_map_cb, dl); |
| if (err) { |
| ifname_map_fini(dl); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int ifname_map_lookup(struct dl *dl, const char *ifname, |
| char **p_bus_name, char **p_dev_name, |
| uint32_t *p_port_index) |
| { |
| struct ifname_map *ifname_map; |
| |
| list_for_each_entry(ifname_map, &dl->ifname_map_list, list) { |
| if (strcmp(ifname, ifname_map->ifname) == 0) { |
| *p_bus_name = ifname_map->bus_name; |
| *p_dev_name = ifname_map->dev_name; |
| *p_port_index = ifname_map->port_index; |
| return 0; |
| } |
| } |
| return -ENOENT; |
| } |
| |
| static int ifname_map_rev_lookup(struct dl *dl, const char *bus_name, |
| const char *dev_name, uint32_t port_index, |
| char **p_ifname) |
| { |
| struct ifname_map *ifname_map; |
| |
| list_for_each_entry(ifname_map, &dl->ifname_map_list, list) { |
| if (strcmp(bus_name, ifname_map->bus_name) == 0 && |
| strcmp(dev_name, ifname_map->dev_name) == 0 && |
| port_index == ifname_map->port_index) { |
| *p_ifname = ifname_map->ifname; |
| return 0; |
| } |
| } |
| return -ENOENT; |
| } |
| |
| static unsigned int strslashcount(char *str) |
| { |
| unsigned int count = 0; |
| char *pos = str; |
| |
| while ((pos = strchr(pos, '/'))) { |
| count++; |
| pos++; |
| } |
| return count; |
| } |
| |
| static int strslashrsplit(char *str, char **before, char **after) |
| { |
| char *slash; |
| |
| slash = strrchr(str, '/'); |
| if (!slash) |
| return -EINVAL; |
| *slash = '\0'; |
| *before = str; |
| *after = slash + 1; |
| return 0; |
| } |
| |
| static int strtouint64_t(const char *str, uint64_t *p_val) |
| { |
| char *endptr; |
| unsigned long long int val; |
| |
| val = strtoull(str, &endptr, 10); |
| if (endptr == str || *endptr != '\0') |
| return -EINVAL; |
| if (val > ULONG_MAX) |
| return -ERANGE; |
| *p_val = val; |
| return 0; |
| } |
| |
| static int strtouint32_t(const char *str, uint32_t *p_val) |
| { |
| char *endptr; |
| unsigned long int val; |
| |
| val = strtoul(str, &endptr, 10); |
| if (endptr == str || *endptr != '\0') |
| return -EINVAL; |
| if (val > UINT_MAX) |
| return -ERANGE; |
| *p_val = val; |
| return 0; |
| } |
| |
| static int strtouint16_t(const char *str, uint16_t *p_val) |
| { |
| char *endptr; |
| unsigned long int val; |
| |
| val = strtoul(str, &endptr, 10); |
| if (endptr == str || *endptr != '\0') |
| return -EINVAL; |
| if (val > USHRT_MAX) |
| return -ERANGE; |
| *p_val = val; |
| return 0; |
| } |
| |
| static int strtouint8_t(const char *str, uint8_t *p_val) |
| { |
| char *endptr; |
| unsigned long int val; |
| |
| val = strtoul(str, &endptr, 10); |
| if (endptr == str || *endptr != '\0') |
| return -EINVAL; |
| if (val > UCHAR_MAX) |
| return -ERANGE; |
| *p_val = val; |
| return 0; |
| } |
| |
| static int strtobool(const char *str, bool *p_val) |
| { |
| bool val; |
| |
| if (!strcmp(str, "true") || !strcmp(str, "1") || |
| !strcmp(str, "enable")) |
| val = true; |
| else if (!strcmp(str, "false") || !strcmp(str, "0") || |
| !strcmp(str, "disable")) |
| val = false; |
| else |
| return -EINVAL; |
| *p_val = val; |
| return 0; |
| } |
| |
| static int __dl_argv_handle(char *str, char **p_bus_name, char **p_dev_name) |
| { |
| strslashrsplit(str, p_bus_name, p_dev_name); |
| return 0; |
| } |
| |
| static int dl_argv_handle(struct dl *dl, char **p_bus_name, char **p_dev_name) |
| { |
| char *str = dl_argv_next(dl); |
| |
| if (!str) { |
| pr_err("Devlink identification (\"bus_name/dev_name\") expected\n"); |
| return -EINVAL; |
| } |
| if (strslashcount(str) != 1) { |
| pr_err("Wrong devlink identification string format.\n"); |
| pr_err("Expected \"bus_name/dev_name\".\n"); |
| return -EINVAL; |
| } |
| return __dl_argv_handle(str, p_bus_name, p_dev_name); |
| } |
| |
| static int __dl_argv_handle_port(char *str, |
| char **p_bus_name, char **p_dev_name, |
| uint32_t *p_port_index) |
| { |
| char *handlestr; |
| char *portstr; |
| int err; |
| |
| err = strslashrsplit(str, &handlestr, &portstr); |
| if (err) { |
| pr_err("Port identification \"%s\" is invalid\n", str); |
| return err; |
| } |
| err = strtouint32_t(portstr, p_port_index); |
| if (err) { |
| pr_err("Port index \"%s\" is not a number or not within range\n", |
| portstr); |
| return err; |
| } |
| err = strslashrsplit(handlestr, p_bus_name, p_dev_name); |
| if (err) { |
| pr_err("Port identification \"%s\" is invalid\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int __dl_argv_handle_port_ifname(struct dl *dl, char *str, |
| char **p_bus_name, char **p_dev_name, |
| uint32_t *p_port_index) |
| { |
| int err; |
| |
| err = ifname_map_lookup(dl, str, p_bus_name, p_dev_name, |
| p_port_index); |
| if (err) { |
| pr_err("Netdevice \"%s\" not found\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_handle_port(struct dl *dl, char **p_bus_name, |
| char **p_dev_name, uint32_t *p_port_index) |
| { |
| char *str = dl_argv_next(dl); |
| unsigned int slash_count; |
| |
| if (!str) { |
| pr_err("Port identification (\"bus_name/dev_name/port_index\" or \"netdev ifname\") expected.\n"); |
| return -EINVAL; |
| } |
| slash_count = strslashcount(str); |
| switch (slash_count) { |
| case 0: |
| return __dl_argv_handle_port_ifname(dl, str, p_bus_name, |
| p_dev_name, p_port_index); |
| case 2: |
| return __dl_argv_handle_port(str, p_bus_name, |
| p_dev_name, p_port_index); |
| default: |
| pr_err("Wrong port identification string format.\n"); |
| pr_err("Expected \"bus_name/dev_name/port_index\" or \"netdev_ifname\".\n"); |
| return -EINVAL; |
| } |
| } |
| |
| static int dl_argv_handle_both(struct dl *dl, char **p_bus_name, |
| char **p_dev_name, uint32_t *p_port_index, |
| uint64_t *p_handle_bit) |
| { |
| char *str = dl_argv_next(dl); |
| unsigned int slash_count; |
| int err; |
| |
| if (!str) { |
| pr_err("One of following identifications expected:\n" |
| "Devlink identification (\"bus_name/dev_name\")\n" |
| "Port identification (\"bus_name/dev_name/port_index\" or \"netdev ifname\")\n"); |
| return -EINVAL; |
| } |
| slash_count = strslashcount(str); |
| if (slash_count == 1) { |
| err = __dl_argv_handle(str, p_bus_name, p_dev_name); |
| if (err) |
| return err; |
| *p_handle_bit = DL_OPT_HANDLE; |
| } else if (slash_count == 2) { |
| err = __dl_argv_handle_port(str, p_bus_name, |
| p_dev_name, p_port_index); |
| if (err) |
| return err; |
| *p_handle_bit = DL_OPT_HANDLEP; |
| } else if (slash_count == 0) { |
| err = __dl_argv_handle_port_ifname(dl, str, p_bus_name, |
| p_dev_name, p_port_index); |
| if (err) |
| return err; |
| *p_handle_bit = DL_OPT_HANDLEP; |
| } else { |
| pr_err("Wrong port identification string format.\n"); |
| pr_err("Expected \"bus_name/dev_name\" or \"bus_name/dev_name/port_index\" or \"netdev_ifname\".\n"); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int __dl_argv_handle_region(char *str, char **p_bus_name, |
| char **p_dev_name, char **p_region) |
| { |
| char *handlestr; |
| int err; |
| |
| err = strslashrsplit(str, &handlestr, p_region); |
| if (err) { |
| pr_err("Region identification \"%s\" is invalid\n", str); |
| return err; |
| } |
| err = strslashrsplit(handlestr, p_bus_name, p_dev_name); |
| if (err) { |
| pr_err("Region identification \"%s\" is invalid\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_handle_region(struct dl *dl, char **p_bus_name, |
| char **p_dev_name, char **p_region) |
| { |
| char *str = dl_argv_next(dl); |
| unsigned int slash_count; |
| |
| if (!str) { |
| pr_err("Expected \"bus_name/dev_name/region\" identification.\n"); |
| return -EINVAL; |
| } |
| |
| slash_count = strslashcount(str); |
| if (slash_count != 2) { |
| pr_err("Wrong region identification string format.\n"); |
| pr_err("Expected \"bus_name/dev_name/region\" identification.\n"".\n"); |
| return -EINVAL; |
| } |
| |
| return __dl_argv_handle_region(str, p_bus_name, p_dev_name, p_region); |
| } |
| |
| static int dl_argv_uint64_t(struct dl *dl, uint64_t *p_val) |
| { |
| char *str = dl_argv_next(dl); |
| int err; |
| |
| if (!str) { |
| pr_err("Unsigned number argument expected\n"); |
| return -EINVAL; |
| } |
| |
| err = strtouint64_t(str, p_val); |
| if (err) { |
| pr_err("\"%s\" is not a number or not within range\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_uint32_t(struct dl *dl, uint32_t *p_val) |
| { |
| char *str = dl_argv_next(dl); |
| int err; |
| |
| if (!str) { |
| pr_err("Unsigned number argument expected\n"); |
| return -EINVAL; |
| } |
| |
| err = strtouint32_t(str, p_val); |
| if (err) { |
| pr_err("\"%s\" is not a number or not within range\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_uint16_t(struct dl *dl, uint16_t *p_val) |
| { |
| char *str = dl_argv_next(dl); |
| int err; |
| |
| if (!str) { |
| pr_err("Unsigned number argument expected\n"); |
| return -EINVAL; |
| } |
| |
| err = strtouint16_t(str, p_val); |
| if (err) { |
| pr_err("\"%s\" is not a number or not within range\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_bool(struct dl *dl, bool *p_val) |
| { |
| char *str = dl_argv_next(dl); |
| int err; |
| |
| if (!str) { |
| pr_err("Boolean argument expected\n"); |
| return -EINVAL; |
| } |
| |
| err = strtobool(str, p_val); |
| if (err) { |
| pr_err("\"%s\" is not a valid boolean value\n", str); |
| return err; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_str(struct dl *dl, const char **p_str) |
| { |
| const char *str = dl_argv_next(dl); |
| |
| if (!str) { |
| pr_err("String parameter expected\n"); |
| return -EINVAL; |
| } |
| *p_str = str; |
| return 0; |
| } |
| |
| static int port_type_get(const char *typestr, enum devlink_port_type *p_type) |
| { |
| if (strcmp(typestr, "auto") == 0) { |
| *p_type = DEVLINK_PORT_TYPE_AUTO; |
| } else if (strcmp(typestr, "eth") == 0) { |
| *p_type = DEVLINK_PORT_TYPE_ETH; |
| } else if (strcmp(typestr, "ib") == 0) { |
| *p_type = DEVLINK_PORT_TYPE_IB; |
| } else { |
| pr_err("Unknown port type \"%s\"\n", typestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int pool_type_get(const char *typestr, enum devlink_sb_pool_type *p_type) |
| { |
| if (strcmp(typestr, "ingress") == 0) { |
| *p_type = DEVLINK_SB_POOL_TYPE_INGRESS; |
| } else if (strcmp(typestr, "egress") == 0) { |
| *p_type = DEVLINK_SB_POOL_TYPE_EGRESS; |
| } else { |
| pr_err("Unknown pool type \"%s\"\n", typestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int threshold_type_get(const char *typestr, |
| enum devlink_sb_threshold_type *p_type) |
| { |
| if (strcmp(typestr, "static") == 0) { |
| *p_type = DEVLINK_SB_THRESHOLD_TYPE_STATIC; |
| } else if (strcmp(typestr, "dynamic") == 0) { |
| *p_type = DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC; |
| } else { |
| pr_err("Unknown threshold type \"%s\"\n", typestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int eswitch_mode_get(const char *typestr, |
| enum devlink_eswitch_mode *p_mode) |
| { |
| if (strcmp(typestr, ESWITCH_MODE_LEGACY) == 0) { |
| *p_mode = DEVLINK_ESWITCH_MODE_LEGACY; |
| } else if (strcmp(typestr, ESWITCH_MODE_SWITCHDEV) == 0) { |
| *p_mode = DEVLINK_ESWITCH_MODE_SWITCHDEV; |
| } else { |
| pr_err("Unknown eswitch mode \"%s\"\n", typestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int eswitch_inline_mode_get(const char *typestr, |
| enum devlink_eswitch_inline_mode *p_mode) |
| { |
| if (strcmp(typestr, ESWITCH_INLINE_MODE_NONE) == 0) { |
| *p_mode = DEVLINK_ESWITCH_INLINE_MODE_NONE; |
| } else if (strcmp(typestr, ESWITCH_INLINE_MODE_LINK) == 0) { |
| *p_mode = DEVLINK_ESWITCH_INLINE_MODE_LINK; |
| } else if (strcmp(typestr, ESWITCH_INLINE_MODE_NETWORK) == 0) { |
| *p_mode = DEVLINK_ESWITCH_INLINE_MODE_NETWORK; |
| } else if (strcmp(typestr, ESWITCH_INLINE_MODE_TRANSPORT) == 0) { |
| *p_mode = DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT; |
| } else { |
| pr_err("Unknown eswitch inline mode \"%s\"\n", typestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int |
| eswitch_encap_mode_get(const char *typestr, |
| enum devlink_eswitch_encap_mode *p_encap_mode) |
| { |
| /* The initial implementation incorrectly accepted "enable"/"disable". |
| * Carry it to maintain backward compatibility. |
| */ |
| if (strcmp(typestr, "disable") == 0 || |
| strcmp(typestr, ESWITCH_ENCAP_MODE_NONE) == 0) { |
| *p_encap_mode = DEVLINK_ESWITCH_ENCAP_MODE_NONE; |
| } else if (strcmp(typestr, "enable") == 0 || |
| strcmp(typestr, ESWITCH_ENCAP_MODE_BASIC) == 0) { |
| *p_encap_mode = DEVLINK_ESWITCH_ENCAP_MODE_BASIC; |
| } else { |
| pr_err("Unknown eswitch encap mode \"%s\"\n", typestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int param_cmode_get(const char *cmodestr, |
| enum devlink_param_cmode *cmode) |
| { |
| if (strcmp(cmodestr, PARAM_CMODE_RUNTIME_STR) == 0) { |
| *cmode = DEVLINK_PARAM_CMODE_RUNTIME; |
| } else if (strcmp(cmodestr, PARAM_CMODE_DRIVERINIT_STR) == 0) { |
| *cmode = DEVLINK_PARAM_CMODE_DRIVERINIT; |
| } else if (strcmp(cmodestr, PARAM_CMODE_PERMANENT_STR) == 0) { |
| *cmode = DEVLINK_PARAM_CMODE_PERMANENT; |
| } else { |
| pr_err("Unknown configuration mode \"%s\"\n", cmodestr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int trap_action_get(const char *actionstr, |
| enum devlink_trap_action *p_action) |
| { |
| if (strcmp(actionstr, "drop") == 0) { |
| *p_action = DEVLINK_TRAP_ACTION_DROP; |
| } else if (strcmp(actionstr, "trap") == 0) { |
| *p_action = DEVLINK_TRAP_ACTION_TRAP; |
| } else { |
| pr_err("Unknown trap action \"%s\"\n", actionstr); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| struct dl_args_metadata { |
| uint64_t o_flag; |
| char err_msg[DL_ARGS_REQUIRED_MAX_ERR_LEN]; |
| }; |
| |
| static const struct dl_args_metadata dl_args_required[] = { |
| {DL_OPT_PORT_TYPE, "Port type not set."}, |
| {DL_OPT_PORT_COUNT, "Port split count option expected."}, |
| {DL_OPT_SB_POOL, "Pool index option expected."}, |
| {DL_OPT_SB_SIZE, "Pool size option expected."}, |
| {DL_OPT_SB_TYPE, "Pool type option expected."}, |
| {DL_OPT_SB_THTYPE, "Pool threshold type option expected."}, |
| {DL_OPT_SB_TH, "Threshold option expected."}, |
| {DL_OPT_SB_TC, "TC index option expected."}, |
| {DL_OPT_ESWITCH_MODE, "E-Switch mode option expected."}, |
| {DL_OPT_ESWITCH_INLINE_MODE, "E-Switch inline-mode option expected."}, |
| {DL_OPT_DPIPE_TABLE_NAME, "Dpipe table name expected."}, |
| {DL_OPT_DPIPE_TABLE_COUNTERS, "Dpipe table counter state expected."}, |
| {DL_OPT_ESWITCH_ENCAP_MODE, "E-Switch encapsulation option expected."}, |
| {DL_OPT_RESOURCE_PATH, "Resource path expected."}, |
| {DL_OPT_RESOURCE_SIZE, "Resource size expected."}, |
| {DL_OPT_PARAM_NAME, "Parameter name expected."}, |
| {DL_OPT_PARAM_VALUE, "Value to set expected."}, |
| {DL_OPT_PARAM_CMODE, "Configuration mode expected."}, |
| {DL_OPT_REGION_SNAPSHOT_ID, "Region snapshot id expected."}, |
| {DL_OPT_REGION_ADDRESS, "Region address value expected."}, |
| {DL_OPT_REGION_LENGTH, "Region length value expected."}, |
| {DL_OPT_HEALTH_REPORTER_NAME, "Reporter's name is expected."}, |
| {DL_OPT_TRAP_NAME, "Trap's name is expected."}, |
| {DL_OPT_TRAP_GROUP_NAME, "Trap group's name is expected."}, |
| }; |
| |
| static int dl_args_finding_required_validate(uint64_t o_required, |
| uint64_t o_found) |
| { |
| uint64_t o_flag; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(dl_args_required); i++) { |
| o_flag = dl_args_required[i].o_flag; |
| if ((o_required & o_flag) && !(o_found & o_flag)) { |
| pr_err("%s\n", dl_args_required[i].err_msg); |
| return -EINVAL; |
| } |
| } |
| if (o_required & ~o_found) { |
| pr_err("BUG: unknown argument required but not found\n"); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int dl_argv_parse(struct dl *dl, uint64_t o_required, |
| uint64_t o_optional) |
| { |
| struct dl_opts *opts = &dl->opts; |
| uint64_t o_all = o_required | o_optional; |
| uint64_t o_found = 0; |
| int err; |
| |
| if (o_required & DL_OPT_HANDLE && o_required & DL_OPT_HANDLEP) { |
| uint64_t handle_bit; |
| |
| err = dl_argv_handle_both(dl, &opts->bus_name, &opts->dev_name, |
| &opts->port_index, &handle_bit); |
| if (err) |
| return err; |
| o_required &= ~(DL_OPT_HANDLE | DL_OPT_HANDLEP) | handle_bit; |
| o_found |= handle_bit; |
| } else if (o_required & DL_OPT_HANDLE) { |
| err = dl_argv_handle(dl, &opts->bus_name, &opts->dev_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_HANDLE; |
| } else if (o_required & DL_OPT_HANDLEP) { |
| err = dl_argv_handle_port(dl, &opts->bus_name, &opts->dev_name, |
| &opts->port_index); |
| if (err) |
| return err; |
| o_found |= DL_OPT_HANDLEP; |
| } else if (o_required & DL_OPT_HANDLE_REGION) { |
| err = dl_argv_handle_region(dl, &opts->bus_name, |
| &opts->dev_name, |
| &opts->region_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_HANDLE_REGION; |
| } |
| |
| while (dl_argc(dl)) { |
| if (dl_argv_match(dl, "type") && |
| (o_all & DL_OPT_PORT_TYPE)) { |
| const char *typestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &typestr); |
| if (err) |
| return err; |
| err = port_type_get(typestr, &opts->port_type); |
| if (err) |
| return err; |
| o_found |= DL_OPT_PORT_TYPE; |
| } else if (dl_argv_match(dl, "count") && |
| (o_all & DL_OPT_PORT_COUNT)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint32_t(dl, &opts->port_count); |
| if (err) |
| return err; |
| o_found |= DL_OPT_PORT_COUNT; |
| } else if (dl_argv_match(dl, "sb") && |
| (o_all & DL_OPT_SB)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint32_t(dl, &opts->sb_index); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB; |
| } else if (dl_argv_match(dl, "pool") && |
| (o_all & DL_OPT_SB_POOL)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint16_t(dl, &opts->sb_pool_index); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB_POOL; |
| } else if (dl_argv_match(dl, "size") && |
| (o_all & DL_OPT_SB_SIZE)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint32_t(dl, &opts->sb_pool_size); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB_SIZE; |
| } else if (dl_argv_match(dl, "type") && |
| (o_all & DL_OPT_SB_TYPE)) { |
| const char *typestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &typestr); |
| if (err) |
| return err; |
| err = pool_type_get(typestr, &opts->sb_pool_type); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB_TYPE; |
| } else if (dl_argv_match(dl, "thtype") && |
| (o_all & DL_OPT_SB_THTYPE)) { |
| const char *typestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &typestr); |
| if (err) |
| return err; |
| err = threshold_type_get(typestr, |
| &opts->sb_pool_thtype); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB_THTYPE; |
| } else if (dl_argv_match(dl, "th") && |
| (o_all & DL_OPT_SB_TH)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint32_t(dl, &opts->sb_threshold); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB_TH; |
| } else if (dl_argv_match(dl, "tc") && |
| (o_all & DL_OPT_SB_TC)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint16_t(dl, &opts->sb_tc_index); |
| if (err) |
| return err; |
| o_found |= DL_OPT_SB_TC; |
| } else if (dl_argv_match(dl, "mode") && |
| (o_all & DL_OPT_ESWITCH_MODE)) { |
| const char *typestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &typestr); |
| if (err) |
| return err; |
| err = eswitch_mode_get(typestr, &opts->eswitch_mode); |
| if (err) |
| return err; |
| o_found |= DL_OPT_ESWITCH_MODE; |
| } else if (dl_argv_match(dl, "inline-mode") && |
| (o_all & DL_OPT_ESWITCH_INLINE_MODE)) { |
| const char *typestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &typestr); |
| if (err) |
| return err; |
| err = eswitch_inline_mode_get( |
| typestr, &opts->eswitch_inline_mode); |
| if (err) |
| return err; |
| o_found |= DL_OPT_ESWITCH_INLINE_MODE; |
| } else if (dl_argv_match(dl, "name") && |
| (o_all & DL_OPT_DPIPE_TABLE_NAME)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->dpipe_table_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_DPIPE_TABLE_NAME; |
| } else if ((dl_argv_match(dl, "counters") || |
| dl_argv_match(dl, "counters_enabled")) && |
| (o_all & DL_OPT_DPIPE_TABLE_COUNTERS)) { |
| dl_arg_inc(dl); |
| err = dl_argv_bool(dl, &opts->dpipe_counters_enabled); |
| if (err) |
| return err; |
| o_found |= DL_OPT_DPIPE_TABLE_COUNTERS; |
| } else if ((dl_argv_match(dl, "encap") || /* Original incorrect implementation */ |
| dl_argv_match(dl, "encap-mode")) && |
| (o_all & DL_OPT_ESWITCH_ENCAP_MODE)) { |
| const char *typestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &typestr); |
| if (err) |
| return err; |
| err = eswitch_encap_mode_get(typestr, |
| &opts->eswitch_encap_mode); |
| if (err) |
| return err; |
| o_found |= DL_OPT_ESWITCH_ENCAP_MODE; |
| } else if (dl_argv_match(dl, "path") && |
| (o_all & DL_OPT_RESOURCE_PATH)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->resource_path); |
| if (err) |
| return err; |
| o_found |= DL_OPT_RESOURCE_PATH; |
| } else if (dl_argv_match(dl, "size") && |
| (o_all & DL_OPT_RESOURCE_SIZE)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint64_t(dl, &opts->resource_size); |
| if (err) |
| return err; |
| o_found |= DL_OPT_RESOURCE_SIZE; |
| } else if (dl_argv_match(dl, "name") && |
| (o_all & DL_OPT_PARAM_NAME)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->param_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_PARAM_NAME; |
| } else if (dl_argv_match(dl, "value") && |
| (o_all & DL_OPT_PARAM_VALUE)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->param_value); |
| if (err) |
| return err; |
| o_found |= DL_OPT_PARAM_VALUE; |
| } else if (dl_argv_match(dl, "cmode") && |
| (o_all & DL_OPT_PARAM_CMODE)) { |
| const char *cmodestr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &cmodestr); |
| if (err) |
| return err; |
| err = param_cmode_get(cmodestr, &opts->cmode); |
| if (err) |
| return err; |
| o_found |= DL_OPT_PARAM_CMODE; |
| } else if (dl_argv_match(dl, "snapshot") && |
| (o_all & DL_OPT_REGION_SNAPSHOT_ID)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint32_t(dl, &opts->region_snapshot_id); |
| if (err) |
| return err; |
| o_found |= DL_OPT_REGION_SNAPSHOT_ID; |
| } else if (dl_argv_match(dl, "address") && |
| (o_all & DL_OPT_REGION_ADDRESS)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint64_t(dl, &opts->region_address); |
| if (err) |
| return err; |
| o_found |= DL_OPT_REGION_ADDRESS; |
| } else if (dl_argv_match(dl, "length") && |
| (o_all & DL_OPT_REGION_LENGTH)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint64_t(dl, &opts->region_length); |
| if (err) |
| return err; |
| o_found |= DL_OPT_REGION_LENGTH; |
| } else if (dl_argv_match(dl, "file") && |
| (o_all & DL_OPT_FLASH_FILE_NAME)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->flash_file_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_FLASH_FILE_NAME; |
| } else if (dl_argv_match(dl, "component") && |
| (o_all & DL_OPT_FLASH_COMPONENT)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->flash_component); |
| if (err) |
| return err; |
| o_found |= DL_OPT_FLASH_COMPONENT; |
| } else if (dl_argv_match(dl, "reporter") && |
| (o_all & DL_OPT_HEALTH_REPORTER_NAME)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->reporter_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_HEALTH_REPORTER_NAME; |
| } else if (dl_argv_match(dl, "grace_period") && |
| (o_all & DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint64_t(dl, |
| &opts->reporter_graceful_period); |
| if (err) |
| return err; |
| o_found |= DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD; |
| } else if (dl_argv_match(dl, "auto_recover") && |
| (o_all & DL_OPT_HEALTH_REPORTER_AUTO_RECOVER)) { |
| dl_arg_inc(dl); |
| err = dl_argv_bool(dl, &opts->reporter_auto_recover); |
| if (err) |
| return err; |
| o_found |= DL_OPT_HEALTH_REPORTER_AUTO_RECOVER; |
| } else if (dl_argv_match(dl, "trap") && |
| (o_all & DL_OPT_TRAP_NAME)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->trap_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_TRAP_NAME; |
| } else if (dl_argv_match(dl, "group") && |
| (o_all & DL_OPT_TRAP_GROUP_NAME)) { |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &opts->trap_group_name); |
| if (err) |
| return err; |
| o_found |= DL_OPT_TRAP_GROUP_NAME; |
| } else if (dl_argv_match(dl, "action") && |
| (o_all & DL_OPT_TRAP_ACTION)) { |
| const char *actionstr; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &actionstr); |
| if (err) |
| return err; |
| err = trap_action_get(actionstr, &opts->trap_action); |
| if (err) |
| return err; |
| o_found |= DL_OPT_TRAP_ACTION; |
| } else if (dl_argv_match(dl, "netns") && |
| (o_all & DL_OPT_NETNS)) { |
| const char *netns_str; |
| |
| dl_arg_inc(dl); |
| err = dl_argv_str(dl, &netns_str); |
| if (err) |
| return err; |
| opts->netns = netns_get_fd(netns_str); |
| if ((int)opts->netns < 0) { |
| dl_arg_dec(dl); |
| err = dl_argv_uint32_t(dl, &opts->netns); |
| if (err) |
| return err; |
| opts->netns_is_pid = true; |
| } |
| o_found |= DL_OPT_NETNS; |
| } else if (dl_argv_match(dl, "policer") && |
| (o_all & DL_OPT_TRAP_POLICER_ID)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint32_t(dl, &opts->trap_policer_id); |
| if (err) |
| return err; |
| o_found |= DL_OPT_TRAP_POLICER_ID; |
| } else if (dl_argv_match(dl, "nopolicer") && |
| (o_all & DL_OPT_TRAP_POLICER_ID)) { |
| dl_arg_inc(dl); |
| opts->trap_policer_id = 0; |
| o_found |= DL_OPT_TRAP_POLICER_ID; |
| } else if (dl_argv_match(dl, "rate") && |
| (o_all & DL_OPT_TRAP_POLICER_RATE)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint64_t(dl, &opts->trap_policer_rate); |
| if (err) |
| return err; |
| o_found |= DL_OPT_TRAP_POLICER_RATE; |
| } else if (dl_argv_match(dl, "burst") && |
| (o_all & DL_OPT_TRAP_POLICER_BURST)) { |
| dl_arg_inc(dl); |
| err = dl_argv_uint64_t(dl, &opts->trap_policer_burst); |
| if (err) |
| return err; |
| o_found |= DL_OPT_TRAP_POLICER_BURST; |
| } else { |
| pr_err("Unknown option \"%s\"\n", dl_argv(dl)); |
| return -EINVAL; |
| } |
| } |
| |
| opts->present = o_found; |
| |
| if ((o_optional & DL_OPT_SB) && !(o_found & DL_OPT_SB)) { |
| opts->sb_index = 0; |
| opts->present |= DL_OPT_SB; |
| } |
| |
| return dl_args_finding_required_validate(o_required, o_found); |
| } |
| |
| static void dl_opts_put(struct nlmsghdr *nlh, struct dl *dl) |
| { |
| struct dl_opts *opts = &dl->opts; |
| |
| if (opts->present & DL_OPT_HANDLE) { |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name); |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name); |
| } else if (opts->present & DL_OPT_HANDLEP) { |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name); |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name); |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_INDEX, |
| opts->port_index); |
| } else if (opts->present & DL_OPT_HANDLE_REGION) { |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name); |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name); |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_REGION_NAME, |
| opts->region_name); |
| } |
| if (opts->present & DL_OPT_PORT_TYPE) |
| mnl_attr_put_u16(nlh, DEVLINK_ATTR_PORT_TYPE, |
| opts->port_type); |
| if (opts->present & DL_OPT_PORT_COUNT) |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_SPLIT_COUNT, |
| opts->port_count); |
| if (opts->present & DL_OPT_SB) |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_INDEX, |
| opts->sb_index); |
| if (opts->present & DL_OPT_SB_POOL) |
| mnl_attr_put_u16(nlh, DEVLINK_ATTR_SB_POOL_INDEX, |
| opts->sb_pool_index); |
| if (opts->present & DL_OPT_SB_SIZE) |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_POOL_SIZE, |
| opts->sb_pool_size); |
| if (opts->present & DL_OPT_SB_TYPE) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_SB_POOL_TYPE, |
| opts->sb_pool_type); |
| if (opts->present & DL_OPT_SB_THTYPE) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE, |
| opts->sb_pool_thtype); |
| if (opts->present & DL_OPT_SB_TH) |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_THRESHOLD, |
| opts->sb_threshold); |
| if (opts->present & DL_OPT_SB_TC) |
| mnl_attr_put_u16(nlh, DEVLINK_ATTR_SB_TC_INDEX, |
| opts->sb_tc_index); |
| if (opts->present & DL_OPT_ESWITCH_MODE) |
| mnl_attr_put_u16(nlh, DEVLINK_ATTR_ESWITCH_MODE, |
| opts->eswitch_mode); |
| if (opts->present & DL_OPT_ESWITCH_INLINE_MODE) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_ESWITCH_INLINE_MODE, |
| opts->eswitch_inline_mode); |
| if (opts->present & DL_OPT_DPIPE_TABLE_NAME) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_DPIPE_TABLE_NAME, |
| opts->dpipe_table_name); |
| if (opts->present & DL_OPT_DPIPE_TABLE_COUNTERS) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED, |
| opts->dpipe_counters_enabled); |
| if (opts->present & DL_OPT_ESWITCH_ENCAP_MODE) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_ESWITCH_ENCAP_MODE, |
| opts->eswitch_encap_mode); |
| if ((opts->present & DL_OPT_RESOURCE_PATH) && opts->resource_id_valid) |
| mnl_attr_put_u64(nlh, DEVLINK_ATTR_RESOURCE_ID, |
| opts->resource_id); |
| if (opts->present & DL_OPT_RESOURCE_SIZE) |
| mnl_attr_put_u64(nlh, DEVLINK_ATTR_RESOURCE_SIZE, |
| opts->resource_size); |
| if (opts->present & DL_OPT_PARAM_NAME) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_PARAM_NAME, |
| opts->param_name); |
| if (opts->present & DL_OPT_PARAM_CMODE) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_VALUE_CMODE, |
| opts->cmode); |
| if (opts->present & DL_OPT_REGION_SNAPSHOT_ID) |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_REGION_SNAPSHOT_ID, |
| opts->region_snapshot_id); |
| if (opts->present & DL_OPT_REGION_ADDRESS) |
| mnl_attr_put_u64(nlh, DEVLINK_ATTR_REGION_CHUNK_ADDR, |
| opts->region_address); |
| if (opts->present & DL_OPT_REGION_LENGTH) |
| mnl_attr_put_u64(nlh, DEVLINK_ATTR_REGION_CHUNK_LEN, |
| opts->region_length); |
| if (opts->present & DL_OPT_FLASH_FILE_NAME) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME, |
| opts->flash_file_name); |
| if (opts->present & DL_OPT_FLASH_COMPONENT) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_FLASH_UPDATE_COMPONENT, |
| opts->flash_component); |
| if (opts->present & DL_OPT_HEALTH_REPORTER_NAME) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_HEALTH_REPORTER_NAME, |
| opts->reporter_name); |
| if (opts->present & DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD) |
| mnl_attr_put_u64(nlh, |
| DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD, |
| opts->reporter_graceful_period); |
| if (opts->present & DL_OPT_HEALTH_REPORTER_AUTO_RECOVER) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER, |
| opts->reporter_auto_recover); |
| if (opts->present & DL_OPT_TRAP_NAME) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_TRAP_NAME, |
| opts->trap_name); |
| if (opts->present & DL_OPT_TRAP_GROUP_NAME) |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_TRAP_GROUP_NAME, |
| opts->trap_group_name); |
| if (opts->present & DL_OPT_TRAP_ACTION) |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_TRAP_ACTION, |
| opts->trap_action); |
| if (opts->present & DL_OPT_NETNS) |
| mnl_attr_put_u32(nlh, |
| opts->netns_is_pid ? DEVLINK_ATTR_NETNS_PID : |
| DEVLINK_ATTR_NETNS_FD, |
| opts->netns); |
| if (opts->present & DL_OPT_TRAP_POLICER_ID) |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_TRAP_POLICER_ID, |
| opts->trap_policer_id); |
| if (opts->present & DL_OPT_TRAP_POLICER_RATE) |
| mnl_attr_put_u64(nlh, DEVLINK_ATTR_TRAP_POLICER_RATE, |
| opts->trap_policer_rate); |
| if (opts->present & DL_OPT_TRAP_POLICER_BURST) |
| mnl_attr_put_u64(nlh, DEVLINK_ATTR_TRAP_POLICER_BURST, |
| opts->trap_policer_burst); |
| } |
| |
| static int dl_argv_parse_put(struct nlmsghdr *nlh, struct dl *dl, |
| uint64_t o_required, uint64_t o_optional) |
| { |
| int err; |
| |
| err = dl_argv_parse(dl, o_required, o_optional); |
| if (err) |
| return err; |
| dl_opts_put(nlh, dl); |
| return 0; |
| } |
| |
| static bool dl_dump_filter(struct dl *dl, struct nlattr **tb) |
| { |
| struct dl_opts *opts = &dl->opts; |
| struct nlattr *attr_bus_name = tb[DEVLINK_ATTR_BUS_NAME]; |
| struct nlattr *attr_dev_name = tb[DEVLINK_ATTR_DEV_NAME]; |
| struct nlattr *attr_port_index = tb[DEVLINK_ATTR_PORT_INDEX]; |
| struct nlattr *attr_sb_index = tb[DEVLINK_ATTR_SB_INDEX]; |
| |
| if (opts->present & DL_OPT_HANDLE && |
| attr_bus_name && attr_dev_name) { |
| const char *bus_name = mnl_attr_get_str(attr_bus_name); |
| const char *dev_name = mnl_attr_get_str(attr_dev_name); |
| |
| if (strcmp(bus_name, opts->bus_name) != 0 || |
| strcmp(dev_name, opts->dev_name) != 0) |
| return false; |
| } |
| if (opts->present & DL_OPT_HANDLEP && |
| attr_bus_name && attr_dev_name && attr_port_index) { |
| const char *bus_name = mnl_attr_get_str(attr_bus_name); |
| const char *dev_name = mnl_attr_get_str(attr_dev_name); |
| uint32_t port_index = mnl_attr_get_u32(attr_port_index); |
| |
| if (strcmp(bus_name, opts->bus_name) != 0 || |
| strcmp(dev_name, opts->dev_name) != 0 || |
| port_index != opts->port_index) |
| return false; |
| } |
| if (opts->present & DL_OPT_SB && attr_sb_index) { |
| uint32_t sb_index = mnl_attr_get_u32(attr_sb_index); |
| |
| if (sb_index != opts->sb_index) |
| return false; |
| } |
| return true; |
| } |
| |
| static void cmd_dev_help(void) |
| { |
| pr_err("Usage: devlink dev show [ DEV ]\n"); |
| pr_err(" devlink dev eswitch set DEV [ mode { legacy | switchdev } ]\n"); |
| pr_err(" [ inline-mode { none | link | network | transport } ]\n"); |
| pr_err(" [ encap-mode { none | basic } ]\n"); |
| pr_err(" devlink dev eswitch show DEV\n"); |
| pr_err(" devlink dev param set DEV name PARAMETER value VALUE cmode { permanent | driverinit | runtime }\n"); |
| pr_err(" devlink dev param show [DEV name PARAMETER]\n"); |
| pr_err(" devlink dev reload DEV [ netns { PID | NAME | ID } ]\n"); |
| pr_err(" devlink dev info [ DEV ]\n"); |
| pr_err(" devlink dev flash DEV file PATH [ component NAME ]\n"); |
| } |
| |
| static bool cmp_arr_last_handle(struct dl *dl, const char *bus_name, |
| const char *dev_name) |
| { |
| if (!dl->arr_last.present) |
| return false; |
| return strcmp(dl->arr_last.bus_name, bus_name) == 0 && |
| strcmp(dl->arr_last.dev_name, dev_name) == 0; |
| } |
| |
| static void arr_last_handle_set(struct dl *dl, const char *bus_name, |
| const char *dev_name) |
| { |
| dl->arr_last.present = true; |
| free(dl->arr_last.dev_name); |
| free(dl->arr_last.bus_name); |
| dl->arr_last.bus_name = strdup(bus_name); |
| dl->arr_last.dev_name = strdup(dev_name); |
| } |
| |
| static bool should_arr_last_handle_start(struct dl *dl, const char *bus_name, |
| const char *dev_name) |
| { |
| return !cmp_arr_last_handle(dl, bus_name, dev_name); |
| } |
| |
| static bool should_arr_last_handle_end(struct dl *dl, const char *bus_name, |
| const char *dev_name) |
| { |
| return dl->arr_last.present && |
| !cmp_arr_last_handle(dl, bus_name, dev_name); |
| } |
| |
| static void __pr_out_handle_start(struct dl *dl, struct nlattr **tb, |
| bool content, bool array) |
| { |
| const char *bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); |
| const char *dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); |
| char buf[64]; |
| |
| sprintf(buf, "%s/%s", bus_name, dev_name); |
| |
| if (dl->json_output) { |
| if (array) { |
| if (should_arr_last_handle_end(dl, bus_name, dev_name)) |
| close_json_array(PRINT_JSON, NULL); |
| if (should_arr_last_handle_start(dl, bus_name, |
| dev_name)) { |
| open_json_array(PRINT_JSON, buf); |
| open_json_object(NULL); |
| arr_last_handle_set(dl, bus_name, dev_name); |
| } else { |
| open_json_object(NULL); |
| } |
| } else { |
| open_json_object(buf); |
| } |
| } else { |
| if (array) { |
| if (should_arr_last_handle_end(dl, bus_name, dev_name)) |
| __pr_out_indent_dec(); |
| if (should_arr_last_handle_start(dl, bus_name, |
| dev_name)) { |
| pr_out("%s%s", buf, content ? ":" : ""); |
| __pr_out_newline(); |
| __pr_out_indent_inc(); |
| arr_last_handle_set(dl, bus_name, dev_name); |
| } |
| } else { |
| pr_out("%s%s", buf, content ? ":" : ""); |
| } |
| } |
| } |
| |
| static void pr_out_handle_start_arr(struct dl *dl, struct nlattr **tb) |
| { |
| __pr_out_handle_start(dl, tb, true, true); |
| } |
| |
| static void pr_out_handle_end(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_object(); |
| else |
| __pr_out_newline(); |
| } |
| |
| static void pr_out_handle(struct dl *dl, struct nlattr **tb) |
| { |
| __pr_out_handle_start(dl, tb, false, false); |
| pr_out_handle_end(dl); |
| } |
| |
| static bool cmp_arr_last_port_handle(struct dl *dl, const char *bus_name, |
| const char *dev_name, uint32_t port_index) |
| { |
| return cmp_arr_last_handle(dl, bus_name, dev_name) && |
| dl->arr_last.port_index == port_index; |
| } |
| |
| static void arr_last_port_handle_set(struct dl *dl, const char *bus_name, |
| const char *dev_name, uint32_t port_index) |
| { |
| arr_last_handle_set(dl, bus_name, dev_name); |
| dl->arr_last.port_index = port_index; |
| } |
| |
| static bool should_arr_last_port_handle_start(struct dl *dl, |
| const char *bus_name, |
| const char *dev_name, |
| uint32_t port_index) |
| { |
| return !cmp_arr_last_port_handle(dl, bus_name, dev_name, port_index); |
| } |
| |
| static bool should_arr_last_port_handle_end(struct dl *dl, |
| const char *bus_name, |
| const char *dev_name, |
| uint32_t port_index) |
| { |
| return dl->arr_last.present && |
| !cmp_arr_last_port_handle(dl, bus_name, dev_name, port_index); |
| } |
| |
| static void __pr_out_port_handle_start(struct dl *dl, const char *bus_name, |
| const char *dev_name, |
| uint32_t port_index, bool try_nice, |
| bool array) |
| { |
| static char buf[64]; |
| char *ifname = NULL; |
| |
| if (dl->no_nice_names || !try_nice || |
| ifname_map_rev_lookup(dl, bus_name, dev_name, |
| port_index, &ifname) != 0) |
| sprintf(buf, "%s/%s/%d", bus_name, dev_name, port_index); |
| else |
| sprintf(buf, "%s", ifname); |
| |
| if (dl->json_output) { |
| if (array) { |
| if (should_arr_last_port_handle_end(dl, bus_name, |
| dev_name, |
| port_index)) |
| close_json_array(PRINT_JSON, NULL); |
| if (should_arr_last_port_handle_start(dl, bus_name, |
| dev_name, |
| port_index)) { |
| open_json_array(PRINT_JSON, buf); |
| open_json_object(NULL); |
| arr_last_port_handle_set(dl, bus_name, dev_name, |
| port_index); |
| } else { |
| open_json_object(NULL); |
| } |
| } else { |
| open_json_object(buf); |
| } |
| } else { |
| pr_out("%s:", buf); |
| } |
| } |
| |
| static void pr_out_port_handle_start(struct dl *dl, struct nlattr **tb, bool try_nice) |
| { |
| const char *bus_name; |
| const char *dev_name; |
| uint32_t port_index; |
| |
| bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); |
| dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); |
| port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); |
| __pr_out_port_handle_start(dl, bus_name, dev_name, port_index, try_nice, false); |
| } |
| |
| static void pr_out_port_handle_start_arr(struct dl *dl, struct nlattr **tb, bool try_nice) |
| { |
| const char *bus_name; |
| const char *dev_name; |
| uint32_t port_index; |
| |
| bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); |
| dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); |
| port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); |
| __pr_out_port_handle_start(dl, bus_name, dev_name, port_index, try_nice, true); |
| } |
| |
| static void pr_out_port_handle_end(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_object(); |
| else |
| pr_out("\n"); |
| } |
| |
| static void pr_out_u64(struct dl *dl, const char *name, uint64_t val) |
| { |
| __pr_out_indent_newline(dl); |
| if (val == (uint64_t) -1) |
| return print_string_name_value(name, "unlimited"); |
| |
| if (dl->json_output) |
| print_u64(PRINT_JSON, name, NULL, val); |
| else |
| pr_out("%s %"PRIu64, name, val); |
| } |
| |
| static bool is_binary_eol(int i) |
| { |
| return !(i%16); |
| } |
| |
| static void pr_out_binary_value(struct dl *dl, uint8_t *data, uint32_t len) |
| { |
| int i = 0; |
| |
| while (i < len) { |
| if (dl->json_output) |
| print_int(PRINT_JSON, NULL, NULL, data[i]); |
| else |
| pr_out("%02x ", data[i]); |
| i++; |
| if (!dl->json_output && is_binary_eol(i)) |
| __pr_out_newline(); |
| } |
| if (!dl->json_output && !is_binary_eol(i)) |
| __pr_out_newline(); |
| } |
| |
| static void pr_out_name(struct dl *dl, const char *name) |
| { |
| __pr_out_indent_newline(dl); |
| if (dl->json_output) |
| print_string(PRINT_JSON, name, NULL, NULL); |
| else |
| pr_out("%s:", name); |
| } |
| |
| static void pr_out_region_chunk_start(struct dl *dl, uint64_t addr) |
| { |
| if (dl->json_output) { |
| print_uint(PRINT_JSON, "address", NULL, addr); |
| open_json_array(PRINT_JSON, "data"); |
| } |
| } |
| |
| static void pr_out_region_chunk_end(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_array(PRINT_JSON, NULL); |
| } |
| |
| static void pr_out_region_chunk(struct dl *dl, uint8_t *data, uint32_t len, |
| uint64_t addr) |
| { |
| static uint64_t align_val; |
| uint32_t i = 0; |
| |
| pr_out_region_chunk_start(dl, addr); |
| while (i < len) { |
| if (!dl->json_output) |
| if (!(align_val % 16)) |
| pr_out("%s%016"PRIx64" ", |
| align_val ? "\n" : "", |
| addr); |
| |
| align_val++; |
| |
| if (dl->json_output) |
| print_int(PRINT_JSON, NULL, NULL, data[i]); |
| else |
| pr_out("%02x ", data[i]); |
| |
| addr++; |
| i++; |
| } |
| pr_out_region_chunk_end(dl); |
| } |
| |
| static void pr_out_section_start(struct dl *dl, const char *name) |
| { |
| if (dl->json_output) { |
| open_json_object(NULL); |
| open_json_object(name); |
| } |
| } |
| |
| static void pr_out_section_end(struct dl *dl) |
| { |
| if (dl->json_output) { |
| if (dl->arr_last.present) |
| close_json_array(PRINT_JSON, NULL); |
| close_json_object(); |
| close_json_object(); |
| } |
| } |
| |
| static void pr_out_array_start(struct dl *dl, const char *name) |
| { |
| if (dl->json_output) { |
| open_json_array(PRINT_JSON, name); |
| } else { |
| __pr_out_indent_inc(); |
| __pr_out_newline(); |
| pr_out("%s:", name); |
| __pr_out_indent_inc(); |
| __pr_out_newline(); |
| } |
| } |
| |
| static void pr_out_array_end(struct dl *dl) |
| { |
| if (dl->json_output) { |
| close_json_array(PRINT_JSON, NULL); |
| } else { |
| __pr_out_indent_dec(); |
| __pr_out_indent_dec(); |
| } |
| } |
| |
| static void pr_out_object_start(struct dl *dl, const char *name) |
| { |
| if (dl->json_output) { |
| open_json_object(name); |
| } else { |
| __pr_out_indent_inc(); |
| __pr_out_newline(); |
| pr_out("%s:", name); |
| __pr_out_indent_inc(); |
| __pr_out_newline(); |
| } |
| } |
| |
| static void pr_out_object_end(struct dl *dl) |
| { |
| if (dl->json_output) { |
| close_json_object(); |
| } else { |
| __pr_out_indent_dec(); |
| __pr_out_indent_dec(); |
| } |
| } |
| |
| static void pr_out_entry_start(struct dl *dl) |
| { |
| if (dl->json_output) |
| open_json_object(NULL); |
| } |
| |
| static void pr_out_entry_end(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_object(); |
| else |
| __pr_out_newline(); |
| } |
| |
| static void pr_out_stats(struct dl *dl, struct nlattr *nla_stats) |
| { |
| struct nlattr *tb[DEVLINK_ATTR_STATS_MAX + 1] = {}; |
| int err; |
| |
| if (!dl->stats) |
| return; |
| |
| err = mnl_attr_parse_nested(nla_stats, attr_stats_cb, tb); |
| if (err != MNL_CB_OK) |
| return; |
| |
| pr_out_object_start(dl, "stats"); |
| pr_out_object_start(dl, "rx"); |
| if (tb[DEVLINK_ATTR_STATS_RX_BYTES]) |
| pr_out_u64(dl, "bytes", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_BYTES])); |
| if (tb[DEVLINK_ATTR_STATS_RX_PACKETS]) |
| pr_out_u64(dl, "packets", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_PACKETS])); |
| if (tb[DEVLINK_ATTR_STATS_RX_DROPPED]) |
| pr_out_u64(dl, "dropped", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_DROPPED])); |
| pr_out_object_end(dl); |
| pr_out_object_end(dl); |
| } |
| |
| static const char *param_cmode_name(uint8_t cmode) |
| { |
| switch (cmode) { |
| case DEVLINK_PARAM_CMODE_RUNTIME: |
| return PARAM_CMODE_RUNTIME_STR; |
| case DEVLINK_PARAM_CMODE_DRIVERINIT: |
| return PARAM_CMODE_DRIVERINIT_STR; |
| case DEVLINK_PARAM_CMODE_PERMANENT: |
| return PARAM_CMODE_PERMANENT_STR; |
| default: return "<unknown type>"; |
| } |
| } |
| |
| static const char *eswitch_mode_name(uint32_t mode) |
| { |
| switch (mode) { |
| case DEVLINK_ESWITCH_MODE_LEGACY: return ESWITCH_MODE_LEGACY; |
| case DEVLINK_ESWITCH_MODE_SWITCHDEV: return ESWITCH_MODE_SWITCHDEV; |
| default: return "<unknown mode>"; |
| } |
| } |
| |
| static const char *eswitch_inline_mode_name(uint32_t mode) |
| { |
| switch (mode) { |
| case DEVLINK_ESWITCH_INLINE_MODE_NONE: |
| return ESWITCH_INLINE_MODE_NONE; |
| case DEVLINK_ESWITCH_INLINE_MODE_LINK: |
| return ESWITCH_INLINE_MODE_LINK; |
| case DEVLINK_ESWITCH_INLINE_MODE_NETWORK: |
| return ESWITCH_INLINE_MODE_NETWORK; |
| case DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT: |
| return ESWITCH_INLINE_MODE_TRANSPORT; |
| default: |
| return "<unknown mode>"; |
| } |
| } |
| |
| static const char *eswitch_encap_mode_name(uint32_t mode) |
| { |
| switch (mode) { |
| case DEVLINK_ESWITCH_ENCAP_MODE_NONE: |
| return ESWITCH_ENCAP_MODE_NONE; |
| case DEVLINK_ESWITCH_ENCAP_MODE_BASIC: |
| return ESWITCH_ENCAP_MODE_BASIC; |
| default: |
| return "<unknown mode>"; |
| } |
| } |
| |
| static void pr_out_eswitch(struct dl *dl, struct nlattr **tb) |
| { |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| if (tb[DEVLINK_ATTR_ESWITCH_MODE]) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "mode", "mode %s", |
| eswitch_mode_name(mnl_attr_get_u16( |
| tb[DEVLINK_ATTR_ESWITCH_MODE]))); |
| } |
| if (tb[DEVLINK_ATTR_ESWITCH_INLINE_MODE]) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "inline-mode", "inline-mode %s", |
| eswitch_inline_mode_name(mnl_attr_get_u8( |
| tb[DEVLINK_ATTR_ESWITCH_INLINE_MODE]))); |
| } |
| if (tb[DEVLINK_ATTR_ESWITCH_ENCAP_MODE]) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "encap-mode", "encap-mode %s", |
| eswitch_encap_mode_name(mnl_attr_get_u8( |
| tb[DEVLINK_ATTR_ESWITCH_ENCAP_MODE]))); |
| } |
| |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_dev_eswitch_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) |
| return MNL_CB_ERROR; |
| pr_out_eswitch(dl, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_dev_eswitch_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_ESWITCH_GET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, 0); |
| if (err) |
| return err; |
| |
| pr_out_section_start(dl, "dev"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dev_eswitch_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_dev_eswitch_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_ESWITCH_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, |
| DL_OPT_ESWITCH_MODE | |
| DL_OPT_ESWITCH_INLINE_MODE | |
| DL_OPT_ESWITCH_ENCAP_MODE); |
| |
| if (err) |
| return err; |
| |
| if (dl->opts.present == 1) { |
| pr_err("Need to set at least one option\n"); |
| return -ENOENT; |
| } |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_dev_eswitch(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_dev_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_dev_eswitch_set(dl); |
| } else if (dl_argv_match(dl, "show")) { |
| dl_arg_inc(dl); |
| return cmd_dev_eswitch_show(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| struct param_val_conv { |
| const char *name; |
| const char *vstr; |
| uint32_t vuint; |
| }; |
| |
| static bool param_val_conv_exists(const struct param_val_conv *param_val_conv, |
| uint32_t len, const char *name) |
| { |
| uint32_t i; |
| |
| for (i = 0; i < len; i++) |
| if (!strcmp(param_val_conv[i].name, name)) |
| return true; |
| |
| return false; |
| } |
| |
| static int |
| param_val_conv_uint_get(const struct param_val_conv *param_val_conv, |
| uint32_t len, const char *name, const char *vstr, |
| uint32_t *vuint) |
| { |
| uint32_t i; |
| |
| for (i = 0; i < len; i++) |
| if (!strcmp(param_val_conv[i].name, name) && |
| !strcmp(param_val_conv[i].vstr, vstr)) { |
| *vuint = param_val_conv[i].vuint; |
| return 0; |
| } |
| |
| return -ENOENT; |
| } |
| |
| static int |
| param_val_conv_str_get(const struct param_val_conv *param_val_conv, |
| uint32_t len, const char *name, uint32_t vuint, |
| const char **vstr) |
| { |
| uint32_t i; |
| |
| for (i = 0; i < len; i++) |
| if (!strcmp(param_val_conv[i].name, name) && |
| param_val_conv[i].vuint == vuint) { |
| *vstr = param_val_conv[i].vstr; |
| return 0; |
| } |
| |
| return -ENOENT; |
| } |
| |
| static const struct param_val_conv param_val_conv[] = { |
| { |
| .name = "fw_load_policy", |
| .vstr = "driver", |
| .vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DRIVER, |
| }, |
| { |
| .name = "fw_load_policy", |
| .vstr = "flash", |
| .vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_FLASH, |
| }, |
| { |
| .name = "reset_dev_on_drv_probe", |
| .vstr = "unknown", |
| .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_UNKNOWN, |
| }, |
| { |
| .name = "fw_load_policy", |
| .vstr = "unknown", |
| .vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_UNKNOWN, |
| }, |
| { |
| .name = "reset_dev_on_drv_probe", |
| .vstr = "always", |
| .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_ALWAYS, |
| }, |
| { |
| .name = "reset_dev_on_drv_probe", |
| .vstr = "never", |
| .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_NEVER, |
| }, |
| { |
| .name = "reset_dev_on_drv_probe", |
| .vstr = "disk", |
| .vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_DISK, |
| }, |
| }; |
| |
| #define PARAM_VAL_CONV_LEN ARRAY_SIZE(param_val_conv) |
| |
| static void pr_out_param_value(struct dl *dl, const char *nla_name, |
| int nla_type, struct nlattr *nl) |
| { |
| struct nlattr *nla_value[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *val_attr; |
| const char *vstr; |
| bool conv_exists; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_value); |
| if (err != MNL_CB_OK) |
| return; |
| |
| if (!nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE] || |
| (nla_type != MNL_TYPE_FLAG && |
| !nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA])) |
| return; |
| |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "cmode", "cmode %s", |
| param_cmode_name(mnl_attr_get_u8(nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE]))); |
| |
| val_attr = nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA]; |
| |
| conv_exists = param_val_conv_exists(param_val_conv, PARAM_VAL_CONV_LEN, |
| nla_name); |
| |
| switch (nla_type) { |
| case MNL_TYPE_U8: |
| if (conv_exists) { |
| err = param_val_conv_str_get(param_val_conv, |
| PARAM_VAL_CONV_LEN, |
| nla_name, |
| mnl_attr_get_u8(val_attr), |
| &vstr); |
| if (err) |
| return; |
| print_string(PRINT_ANY, "value", " value %s", vstr); |
| } else { |
| print_uint(PRINT_ANY, "value", " value %u", |
| mnl_attr_get_u8(val_attr)); |
| } |
| break; |
| case MNL_TYPE_U16: |
| if (conv_exists) { |
| err = param_val_conv_str_get(param_val_conv, |
| PARAM_VAL_CONV_LEN, |
| nla_name, |
| mnl_attr_get_u16(val_attr), |
| &vstr); |
| if (err) |
| return; |
| print_string(PRINT_ANY, "value", " value %s", vstr); |
| } else { |
| print_uint(PRINT_ANY, "value", " value %u", |
| mnl_attr_get_u16(val_attr)); |
| } |
| break; |
| case MNL_TYPE_U32: |
| if (conv_exists) { |
| err = param_val_conv_str_get(param_val_conv, |
| PARAM_VAL_CONV_LEN, |
| nla_name, |
| mnl_attr_get_u32(val_attr), |
| &vstr); |
| if (err) |
| return; |
| print_string(PRINT_ANY, "value", " value %s", vstr); |
| } else { |
| print_uint(PRINT_ANY, "value", " value %u", |
| mnl_attr_get_u32(val_attr)); |
| } |
| break; |
| case MNL_TYPE_STRING: |
| print_string(PRINT_ANY, "value", " value %s", |
| mnl_attr_get_str(val_attr)); |
| break; |
| case MNL_TYPE_FLAG: |
| print_bool(PRINT_ANY, "value", " value %s", val_attr); |
| break; |
| } |
| } |
| |
| static void pr_out_param(struct dl *dl, struct nlattr **tb, bool array) |
| { |
| struct nlattr *nla_param[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *param_value_attr; |
| const char *nla_name; |
| int nla_type; |
| int err; |
| |
| err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_PARAM], attr_cb, nla_param); |
| if (err != MNL_CB_OK) |
| return; |
| if (!nla_param[DEVLINK_ATTR_PARAM_NAME] || |
| !nla_param[DEVLINK_ATTR_PARAM_TYPE] || |
| !nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) |
| return; |
| |
| if (array) |
| pr_out_handle_start_arr(dl, tb); |
| else |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| nla_type = mnl_attr_get_u8(nla_param[DEVLINK_ATTR_PARAM_TYPE]); |
| |
| nla_name = mnl_attr_get_str(nla_param[DEVLINK_ATTR_PARAM_NAME]); |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "name", "name %s ", nla_name); |
| if (!nla_param[DEVLINK_ATTR_PARAM_GENERIC]) |
| print_string(PRINT_ANY, "type", "type %s", "driver-specific"); |
| else |
| print_string(PRINT_ANY, "type", "type %s", "generic"); |
| |
| pr_out_array_start(dl, "values"); |
| mnl_attr_for_each_nested(param_value_attr, |
| nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) { |
| pr_out_entry_start(dl); |
| pr_out_param_value(dl, nla_name, nla_type, param_value_attr); |
| pr_out_entry_end(dl); |
| } |
| pr_out_array_end(dl); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_dev_param_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PARAM]) |
| return MNL_CB_ERROR; |
| pr_out_param(dl, tb, true); |
| return MNL_CB_OK; |
| } |
| |
| struct param_ctx { |
| struct dl *dl; |
| int nla_type; |
| union { |
| uint8_t vu8; |
| uint16_t vu16; |
| uint32_t vu32; |
| const char *vstr; |
| bool vbool; |
| } value; |
| }; |
| |
| static int cmd_dev_param_set_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *nla_param[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *param_value_attr; |
| enum devlink_param_cmode cmode; |
| struct param_ctx *ctx = data; |
| struct dl *dl = ctx->dl; |
| int nla_type; |
| int err; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PARAM]) |
| return MNL_CB_ERROR; |
| |
| err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_PARAM], attr_cb, nla_param); |
| if (err != MNL_CB_OK) |
| return MNL_CB_ERROR; |
| |
| if (!nla_param[DEVLINK_ATTR_PARAM_TYPE] || |
| !nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) |
| return MNL_CB_ERROR; |
| |
| nla_type = mnl_attr_get_u8(nla_param[DEVLINK_ATTR_PARAM_TYPE]); |
| mnl_attr_for_each_nested(param_value_attr, |
| nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) { |
| struct nlattr *nla_value[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *val_attr; |
| |
| err = mnl_attr_parse_nested(param_value_attr, |
| attr_cb, nla_value); |
| if (err != MNL_CB_OK) |
| return MNL_CB_ERROR; |
| |
| if (!nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE] || |
| (nla_type != MNL_TYPE_FLAG && |
| !nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA])) |
| return MNL_CB_ERROR; |
| |
| cmode = mnl_attr_get_u8(nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE]); |
| if (cmode == dl->opts.cmode) { |
| val_attr = nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA]; |
| switch (nla_type) { |
| case MNL_TYPE_U8: |
| ctx->value.vu8 = mnl_attr_get_u8(val_attr); |
| break; |
| case MNL_TYPE_U16: |
| ctx->value.vu16 = mnl_attr_get_u16(val_attr); |
| break; |
| case MNL_TYPE_U32: |
| ctx->value.vu32 = mnl_attr_get_u32(val_attr); |
| break; |
| case MNL_TYPE_STRING: |
| ctx->value.vstr = mnl_attr_get_str(val_attr); |
| break; |
| case MNL_TYPE_FLAG: |
| ctx->value.vbool = val_attr ? true : false; |
| break; |
| } |
| break; |
| } |
| } |
| ctx->nla_type = nla_type; |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_dev_param_set(struct dl *dl) |
| { |
| struct param_ctx ctx = {}; |
| struct nlmsghdr *nlh; |
| bool conv_exists; |
| uint32_t val_u32; |
| uint16_t val_u16; |
| uint8_t val_u8; |
| bool val_bool; |
| int err; |
| |
| err = dl_argv_parse(dl, DL_OPT_HANDLE | |
| DL_OPT_PARAM_NAME | |
| DL_OPT_PARAM_VALUE | |
| DL_OPT_PARAM_CMODE, 0); |
| if (err) |
| return err; |
| |
| /* Get value type */ |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PARAM_GET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| dl_opts_put(nlh, dl); |
| |
| ctx.dl = dl; |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dev_param_set_cb, &ctx); |
| if (err) |
| return err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PARAM_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| dl_opts_put(nlh, dl); |
| |
| conv_exists = param_val_conv_exists(param_val_conv, PARAM_VAL_CONV_LEN, |
| dl->opts.param_name); |
| |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_TYPE, ctx.nla_type); |
| switch (ctx.nla_type) { |
| case MNL_TYPE_U8: |
| if (conv_exists) { |
| err = param_val_conv_uint_get(param_val_conv, |
| PARAM_VAL_CONV_LEN, |
| dl->opts.param_name, |
| dl->opts.param_value, |
| &val_u32); |
| val_u8 = val_u32; |
| } else { |
| err = strtouint8_t(dl->opts.param_value, &val_u8); |
| } |
| if (err) |
| goto err_param_value_parse; |
| if (val_u8 == ctx.value.vu8) |
| return 0; |
| mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u8); |
| break; |
| case MNL_TYPE_U16: |
| if (conv_exists) { |
| err = param_val_conv_uint_get(param_val_conv, |
| PARAM_VAL_CONV_LEN, |
| dl->opts.param_name, |
| dl->opts.param_value, |
| &val_u32); |
| val_u16 = val_u32; |
| } else { |
| err = strtouint16_t(dl->opts.param_value, &val_u16); |
| } |
| if (err) |
| goto err_param_value_parse; |
| if (val_u16 == ctx.value.vu16) |
| return 0; |
| mnl_attr_put_u16(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u16); |
| break; |
| case MNL_TYPE_U32: |
| if (conv_exists) |
| err = param_val_conv_uint_get(param_val_conv, |
| PARAM_VAL_CONV_LEN, |
| dl->opts.param_name, |
| dl->opts.param_value, |
| &val_u32); |
| else |
| err = strtouint32_t(dl->opts.param_value, &val_u32); |
| if (err) |
| goto err_param_value_parse; |
| if (val_u32 == ctx.value.vu32) |
| return 0; |
| mnl_attr_put_u32(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u32); |
| break; |
| case MNL_TYPE_FLAG: |
| err = strtobool(dl->opts.param_value, &val_bool); |
| if (err) |
| goto err_param_value_parse; |
| if (val_bool == ctx.value.vbool) |
| return 0; |
| if (val_bool) |
| mnl_attr_put(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, |
| 0, NULL); |
| break; |
| case MNL_TYPE_STRING: |
| mnl_attr_put_strz(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, |
| dl->opts.param_value); |
| if (!strcmp(dl->opts.param_value, ctx.value.vstr)) |
| return 0; |
| break; |
| default: |
| printf("Value type not supported\n"); |
| return -ENOTSUP; |
| } |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| |
| err_param_value_parse: |
| pr_err("Value \"%s\" is not a number or not within range\n", |
| dl->opts.param_value); |
| return err; |
| } |
| |
| static int cmd_dev_param_show(struct dl *dl) |
| { |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| struct nlmsghdr *nlh; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PARAM_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | |
| DL_OPT_PARAM_NAME, 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "param"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dev_param_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_dev_param(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_dev_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_dev_param_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_dev_param_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| static int cmd_dev_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| uint8_t reload_failed = 0; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) |
| return MNL_CB_ERROR; |
| |
| if (tb[DEVLINK_ATTR_RELOAD_FAILED]) |
| reload_failed = mnl_attr_get_u8(tb[DEVLINK_ATTR_RELOAD_FAILED]); |
| |
| if (reload_failed) { |
| __pr_out_handle_start(dl, tb, true, false); |
| check_indent_newline(dl); |
| print_bool(PRINT_ANY, "reload_failed", "reload_failed %s", true); |
| pr_out_handle_end(dl); |
| } else { |
| pr_out_handle(dl, tb); |
| } |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_dev_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "dev"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dev_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_dev_reload(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_dev_help(); |
| return 0; |
| } |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_RELOAD, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_NETNS); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static void pr_out_versions_single(struct dl *dl, const struct nlmsghdr *nlh, |
| const char *name, int type) |
| { |
| struct nlattr *version; |
| |
| mnl_attr_for_each(version, nlh, sizeof(struct genlmsghdr)) { |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| const char *ver_value; |
| const char *ver_name; |
| int err; |
| |
| if (mnl_attr_get_type(version) != type) |
| continue; |
| |
| err = mnl_attr_parse_nested(version, attr_cb, tb); |
| if (err != MNL_CB_OK) |
| continue; |
| |
| if (!tb[DEVLINK_ATTR_INFO_VERSION_NAME] || |
| !tb[DEVLINK_ATTR_INFO_VERSION_VALUE]) |
| continue; |
| |
| if (name) { |
| pr_out_object_start(dl, name); |
| name = NULL; |
| } |
| |
| ver_name = mnl_attr_get_str(tb[DEVLINK_ATTR_INFO_VERSION_NAME]); |
| ver_value = mnl_attr_get_str(tb[DEVLINK_ATTR_INFO_VERSION_VALUE]); |
| |
| check_indent_newline(dl); |
| print_string_name_value(ver_name, ver_value); |
| if (!dl->json_output) |
| __pr_out_newline(); |
| } |
| |
| if (!name) |
| pr_out_object_end(dl); |
| } |
| |
| static void pr_out_info(struct dl *dl, const struct nlmsghdr *nlh, |
| struct nlattr **tb, bool has_versions) |
| { |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| __pr_out_indent_inc(); |
| if (tb[DEVLINK_ATTR_INFO_DRIVER_NAME]) { |
| struct nlattr *nla_drv = tb[DEVLINK_ATTR_INFO_DRIVER_NAME]; |
| |
| if (!dl->json_output) |
| __pr_out_newline(); |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "driver", "driver %s", |
| mnl_attr_get_str(nla_drv)); |
| } |
| |
| if (tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER]) { |
| struct nlattr *nla_sn = tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER]; |
| |
| if (!dl->json_output) |
| __pr_out_newline(); |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "serial_number", "serial_number %s", |
| mnl_attr_get_str(nla_sn)); |
| } |
| __pr_out_indent_dec(); |
| |
| if (has_versions) { |
| pr_out_object_start(dl, "versions"); |
| |
| pr_out_versions_single(dl, nlh, "fixed", |
| DEVLINK_ATTR_INFO_VERSION_FIXED); |
| pr_out_versions_single(dl, nlh, "running", |
| DEVLINK_ATTR_INFO_VERSION_RUNNING); |
| pr_out_versions_single(dl, nlh, "stored", |
| DEVLINK_ATTR_INFO_VERSION_STORED); |
| |
| pr_out_object_end(dl); |
| } |
| |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_versions_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| bool has_versions, has_info; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) |
| return MNL_CB_ERROR; |
| |
| has_versions = tb[DEVLINK_ATTR_INFO_VERSION_FIXED] || |
| tb[DEVLINK_ATTR_INFO_VERSION_RUNNING] || |
| tb[DEVLINK_ATTR_INFO_VERSION_STORED]; |
| has_info = tb[DEVLINK_ATTR_INFO_DRIVER_NAME] || |
| tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER] || |
| has_versions; |
| |
| if (has_info) |
| pr_out_info(dl, nlh, tb, has_versions); |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_dev_info(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argv_match(dl, "help")) { |
| cmd_dev_help(); |
| return 0; |
| } |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_INFO_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "info"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_versions_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| struct cmd_dev_flash_status_ctx { |
| struct dl *dl; |
| char *last_msg; |
| char *last_component; |
| uint8_t not_first:1, |
| last_pc:1, |
| received_end:1, |
| flash_done:1; |
| }; |
| |
| static int nullstrcmp(const char *str1, const char *str2) |
| { |
| if (str1 && str2) |
| return strcmp(str1, str2); |
| if (!str1 && !str2) |
| return 0; |
| return str1 ? 1 : -1; |
| } |
| |
| static int cmd_dev_flash_status_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct cmd_dev_flash_status_ctx *ctx = data; |
| struct dl_opts *opts = &ctx->dl->opts; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| const char *component = NULL; |
| uint64_t done = 0, total = 0; |
| const char *msg = NULL; |
| const char *bus_name; |
| const char *dev_name; |
| |
| if (genl->cmd != DEVLINK_CMD_FLASH_UPDATE_STATUS && |
| genl->cmd != DEVLINK_CMD_FLASH_UPDATE_END) |
| return MNL_CB_STOP; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) |
| return MNL_CB_ERROR; |
| bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); |
| dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); |
| if (strcmp(bus_name, opts->bus_name) || |
| strcmp(dev_name, opts->dev_name)) |
| return MNL_CB_ERROR; |
| |
| if (genl->cmd == DEVLINK_CMD_FLASH_UPDATE_END && ctx->not_first) { |
| pr_out("\n"); |
| free(ctx->last_msg); |
| free(ctx->last_component); |
| ctx->received_end = 1; |
| return MNL_CB_STOP; |
| } |
| |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]) |
| msg = mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]); |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]) |
| component = mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]); |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]) |
| done = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]); |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]) |
| total = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]); |
| |
| if (!nullstrcmp(msg, ctx->last_msg) && |
| !nullstrcmp(component, ctx->last_component) && |
| ctx->last_pc && ctx->not_first) { |
| pr_out_tty("\b\b\b\b\b"); /* clean percentage */ |
| } else { |
| if (ctx->not_first) |
| pr_out("\n"); |
| if (component) { |
| pr_out("[%s] ", component); |
| free(ctx->last_component); |
| ctx->last_component = strdup(component); |
| } |
| if (msg) { |
| pr_out("%s", msg); |
| free(ctx->last_msg); |
| ctx->last_msg = strdup(msg); |
| } |
| } |
| if (total) { |
| pr_out_tty(" %3lu%%", (done * 100) / total); |
| ctx->last_pc = 1; |
| } else { |
| ctx->last_pc = 0; |
| } |
| fflush(stdout); |
| ctx->not_first = 1; |
| |
| return MNL_CB_STOP; |
| } |
| |
| static int cmd_dev_flash_fds_process(struct cmd_dev_flash_status_ctx *ctx, |
| struct mnlg_socket *nlg_ntf, |
| int pipe_r) |
| { |
| int nlfd = mnlg_socket_get_fd(nlg_ntf); |
| fd_set fds[3]; |
| int fdmax; |
| int i; |
| int err; |
| int err2; |
| |
| for (i = 0; i < 3; i++) |
| FD_ZERO(&fds[i]); |
| FD_SET(pipe_r, &fds[0]); |
| fdmax = pipe_r + 1; |
| FD_SET(nlfd, &fds[0]); |
| if (nlfd >= fdmax) |
| fdmax = nlfd + 1; |
| |
| while (select(fdmax, &fds[0], &fds[1], &fds[2], NULL) < 0) { |
| if (errno == EINTR) |
| continue; |
| pr_err("select() failed\n"); |
| return -errno; |
| } |
| if (FD_ISSET(nlfd, &fds[0])) { |
| err = _mnlg_socket_recv_run(nlg_ntf, |
| cmd_dev_flash_status_cb, ctx); |
| if (err) |
| return err; |
| } |
| if (FD_ISSET(pipe_r, &fds[0])) { |
| err = read(pipe_r, &err2, sizeof(err2)); |
| if (err == -1) { |
| pr_err("Failed to read pipe\n"); |
| return -errno; |
| } |
| if (err2) |
| return err2; |
| ctx->flash_done = 1; |
| } |
| return 0; |
| } |
| |
| |
| static int cmd_dev_flash(struct dl *dl) |
| { |
| struct cmd_dev_flash_status_ctx ctx = {.dl = dl,}; |
| struct mnlg_socket *nlg_ntf; |
| struct nlmsghdr *nlh; |
| int pipe_r, pipe_w; |
| int pipe_fds[2]; |
| pid_t pid; |
| int err; |
| |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_dev_help(); |
| return 0; |
| } |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_FLASH_UPDATE, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_FLASH_FILE_NAME, |
| DL_OPT_FLASH_COMPONENT); |
| if (err) |
| return err; |
| |
| nlg_ntf = mnlg_socket_open(DEVLINK_GENL_NAME, DEVLINK_GENL_VERSION); |
| if (!nlg_ntf) |
| return err; |
| |
| err = _mnlg_socket_group_add(nlg_ntf, DEVLINK_GENL_MCGRP_CONFIG_NAME); |
| if (err) |
| return err; |
| |
| err = pipe(pipe_fds); |
| if (err == -1) |
| return -errno; |
| pipe_r = pipe_fds[0]; |
| pipe_w = pipe_fds[1]; |
| |
| pid = fork(); |
| if (pid == -1) { |
| close(pipe_r); |
| close(pipe_w); |
| return -errno; |
| } else if (!pid) { |
| /* In child, just execute the flash and pass returned |
| * value through pipe once it is done. |
| */ |
| int cc; |
| |
| close(pipe_r); |
| err = _mnlg_socket_send(dl->nlg, nlh); |
| cc = write(pipe_w, &err, sizeof(err)); |
| close(pipe_w); |
| exit(cc != sizeof(err)); |
| } |
| close(pipe_w); |
| |
| do { |
| err = cmd_dev_flash_fds_process(&ctx, nlg_ntf, pipe_r); |
| if (err) |
| goto out; |
| } while (!ctx.flash_done || (ctx.not_first && !ctx.received_end)); |
| |
| err = _mnlg_socket_recv_run(dl->nlg, NULL, NULL); |
| out: |
| close(pipe_r); |
| mnlg_socket_close(nlg_ntf); |
| return err; |
| } |
| |
| static int cmd_dev(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_dev_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_dev_show(dl); |
| } else if (dl_argv_match(dl, "eswitch")) { |
| dl_arg_inc(dl); |
| return cmd_dev_eswitch(dl); |
| } else if (dl_argv_match(dl, "reload")) { |
| dl_arg_inc(dl); |
| return cmd_dev_reload(dl); |
| } else if (dl_argv_match(dl, "param")) { |
| dl_arg_inc(dl); |
| return cmd_dev_param(dl); |
| } else if (dl_argv_match(dl, "info")) { |
| dl_arg_inc(dl); |
| return cmd_dev_info(dl); |
| } else if (dl_argv_match(dl, "flash")) { |
| dl_arg_inc(dl); |
| return cmd_dev_flash(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void cmd_port_help(void) |
| { |
| pr_err("Usage: devlink port show [ DEV/PORT_INDEX ]\n"); |
| pr_err(" devlink port set DEV/PORT_INDEX [ type { eth | ib | auto} ]\n"); |
| pr_err(" devlink port split DEV/PORT_INDEX count COUNT\n"); |
| pr_err(" devlink port unsplit DEV/PORT_INDEX\n"); |
| } |
| |
| static const char *port_type_name(uint32_t type) |
| { |
| switch (type) { |
| case DEVLINK_PORT_TYPE_NOTSET: return "notset"; |
| case DEVLINK_PORT_TYPE_AUTO: return "auto"; |
| case DEVLINK_PORT_TYPE_ETH: return "eth"; |
| case DEVLINK_PORT_TYPE_IB: return "ib"; |
| default: return "<unknown type>"; |
| } |
| } |
| |
| static const char *port_flavour_name(uint16_t flavour) |
| { |
| switch (flavour) { |
| case DEVLINK_PORT_FLAVOUR_PHYSICAL: |
| return "physical"; |
| case DEVLINK_PORT_FLAVOUR_CPU: |
| return "cpu"; |
| case DEVLINK_PORT_FLAVOUR_DSA: |
| return "dsa"; |
| case DEVLINK_PORT_FLAVOUR_PCI_PF: |
| return "pcipf"; |
| case DEVLINK_PORT_FLAVOUR_PCI_VF: |
| return "pcivf"; |
| case DEVLINK_PORT_FLAVOUR_VIRTUAL: |
| return "virtual"; |
| default: |
| return "<unknown flavour>"; |
| } |
| } |
| |
| static void pr_out_port_pfvf_num(struct dl *dl, struct nlattr **tb) |
| { |
| uint16_t fn_num; |
| |
| if (tb[DEVLINK_ATTR_PORT_PCI_PF_NUMBER]) { |
| fn_num = mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_PCI_PF_NUMBER]); |
| print_uint(PRINT_ANY, "pfnum", " pfnum %u", fn_num); |
| } |
| if (tb[DEVLINK_ATTR_PORT_PCI_VF_NUMBER]) { |
| fn_num = mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_PCI_VF_NUMBER]); |
| print_uint(PRINT_ANY, "vfnum", " vfnum %u", fn_num); |
| } |
| } |
| |
| static void pr_out_port(struct dl *dl, struct nlattr **tb) |
| { |
| struct nlattr *pt_attr = tb[DEVLINK_ATTR_PORT_TYPE]; |
| struct nlattr *dpt_attr = tb[DEVLINK_ATTR_PORT_DESIRED_TYPE]; |
| |
| pr_out_port_handle_start(dl, tb, false); |
| check_indent_newline(dl); |
| if (pt_attr) { |
| uint16_t port_type = mnl_attr_get_u16(pt_attr); |
| |
| print_string(PRINT_ANY, "type", "type %s", |
| port_type_name(port_type)); |
| if (dpt_attr) { |
| uint16_t des_port_type = mnl_attr_get_u16(dpt_attr); |
| |
| if (port_type != des_port_type) |
| print_string(PRINT_ANY, "des_type", " des_type %s", |
| port_type_name(des_port_type)); |
| } |
| } |
| if (tb[DEVLINK_ATTR_PORT_NETDEV_NAME]) { |
| print_string(PRINT_ANY, "netdev", " netdev %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME])); |
| } |
| if (tb[DEVLINK_ATTR_PORT_IBDEV_NAME]) { |
| print_string(PRINT_ANY, "ibdev", " ibdev %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_IBDEV_NAME])); |
| } |
| if (tb[DEVLINK_ATTR_PORT_FLAVOUR]) { |
| uint16_t port_flavour = |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_FLAVOUR]); |
| |
| print_string(PRINT_ANY, "flavour", " flavour %s", |
| port_flavour_name(port_flavour)); |
| |
| switch (port_flavour) { |
| case DEVLINK_PORT_FLAVOUR_PCI_PF: |
| case DEVLINK_PORT_FLAVOUR_PCI_VF: |
| pr_out_port_pfvf_num(dl, tb); |
| break; |
| default: |
| break; |
| } |
| } |
| if (tb[DEVLINK_ATTR_PORT_NUMBER]) { |
| uint32_t port_number; |
| |
| port_number = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_NUMBER]); |
| print_uint(PRINT_ANY, "port", " port %u", port_number); |
| } |
| if (tb[DEVLINK_ATTR_PORT_SPLIT_GROUP]) |
| print_uint(PRINT_ANY, "split_group", " split_group %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_SPLIT_GROUP])); |
| pr_out_port_handle_end(dl); |
| } |
| |
| static int cmd_port_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX]) |
| return MNL_CB_ERROR; |
| pr_out_port(dl, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_port_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP, 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "port"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_port_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_port_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_PORT_TYPE, 0); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_port_split(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_SPLIT, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_PORT_COUNT, 0); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_port_unsplit(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_PORT_UNSPLIT, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP, 0); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_port(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_port_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_port_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_port_set(dl); |
| } else if (dl_argv_match(dl, "split")) { |
| dl_arg_inc(dl); |
| return cmd_port_split(dl); |
| } else if (dl_argv_match(dl, "unsplit")) { |
| dl_arg_inc(dl); |
| return cmd_port_unsplit(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void cmd_sb_help(void) |
| { |
| pr_err("Usage: devlink sb show [ DEV [ sb SB_INDEX ] ]\n"); |
| pr_err(" devlink sb pool show [ DEV [ sb SB_INDEX ] pool POOL_INDEX ]\n"); |
| pr_err(" devlink sb pool set DEV [ sb SB_INDEX ] pool POOL_INDEX\n"); |
| pr_err(" size POOL_SIZE thtype { static | dynamic }\n"); |
| pr_err(" devlink sb port pool show [ DEV/PORT_INDEX [ sb SB_INDEX ]\n"); |
| pr_err(" pool POOL_INDEX ]\n"); |
| pr_err(" devlink sb port pool set DEV/PORT_INDEX [ sb SB_INDEX ]\n"); |
| pr_err(" pool POOL_INDEX th THRESHOLD\n"); |
| pr_err(" devlink sb tc bind show [ DEV/PORT_INDEX [ sb SB_INDEX ] tc TC_INDEX\n"); |
| pr_err(" type { ingress | egress } ]\n"); |
| pr_err(" devlink sb tc bind set DEV/PORT_INDEX [ sb SB_INDEX ] tc TC_INDEX\n"); |
| pr_err(" type { ingress | egress } pool POOL_INDEX\n"); |
| pr_err(" th THRESHOLD\n"); |
| pr_err(" devlink sb occupancy show { DEV | DEV/PORT_INDEX } [ sb SB_INDEX ]\n"); |
| pr_err(" devlink sb occupancy snapshot DEV [ sb SB_INDEX ]\n"); |
| pr_err(" devlink sb occupancy clearmax DEV [ sb SB_INDEX ]\n"); |
| } |
| |
| static void pr_out_sb(struct dl *dl, struct nlattr **tb) |
| { |
| pr_out_handle_start_arr(dl, tb); |
| check_indent_newline(dl); |
| print_uint(PRINT_ANY, "sb", "sb %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX])); |
| print_uint(PRINT_ANY, "size", " size %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_SIZE])); |
| print_uint(PRINT_ANY, "ing_pools", " ing_pools %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT])); |
| print_uint(PRINT_ANY, "eg_pools", " eg_pools %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT])); |
| print_uint(PRINT_ANY, "ing_tcs", " ing_tcs %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_INGRESS_TC_COUNT])); |
| print_uint(PRINT_ANY, "eg_tcs", " eg_tcs %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_EGRESS_TC_COUNT])); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_sb_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_SB_INDEX] || !tb[DEVLINK_ATTR_SB_SIZE] || |
| !tb[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT] || |
| !tb[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT] || |
| !tb[DEVLINK_ATTR_SB_INGRESS_TC_COUNT] || |
| !tb[DEVLINK_ATTR_SB_EGRESS_TC_COUNT]) |
| return MNL_CB_ERROR; |
| pr_out_sb(dl, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_sb_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_SB); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "sb"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static const char *pool_type_name(uint8_t type) |
| { |
| switch (type) { |
| case DEVLINK_SB_POOL_TYPE_INGRESS: return "ingress"; |
| case DEVLINK_SB_POOL_TYPE_EGRESS: return "egress"; |
| default: return "<unknown type>"; |
| } |
| } |
| |
| static const char *threshold_type_name(uint8_t type) |
| { |
| switch (type) { |
| case DEVLINK_SB_THRESHOLD_TYPE_STATIC: return "static"; |
| case DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC: return "dynamic"; |
| default: return "<unknown type>"; |
| } |
| } |
| |
| static void pr_out_sb_pool(struct dl *dl, struct nlattr **tb) |
| { |
| pr_out_handle_start_arr(dl, tb); |
| check_indent_newline(dl); |
| print_uint(PRINT_ANY, "sb", "sb %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX])); |
| print_uint(PRINT_ANY, "pool", " pool %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX])); |
| print_string(PRINT_ANY, "type", " type %s", |
| pool_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE]))); |
| print_uint(PRINT_ANY, "size", " size %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_SIZE])); |
| print_string(PRINT_ANY, "thtype", " thtype %s", |
| threshold_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE]))); |
| if (tb[DEVLINK_ATTR_SB_POOL_CELL_SIZE]) |
| print_uint(PRINT_ANY, "cell_size", " cell size %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_CELL_SIZE])); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_sb_pool_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_SB_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_INDEX] || |
| !tb[DEVLINK_ATTR_SB_POOL_TYPE] || !tb[DEVLINK_ATTR_SB_POOL_SIZE] || |
| !tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE]) |
| return MNL_CB_ERROR; |
| pr_out_sb_pool(dl, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_sb_pool_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_POOL_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_SB_POOL, |
| DL_OPT_SB); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "pool"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_pool_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_sb_pool_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_POOL_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_SB_POOL | |
| DL_OPT_SB_SIZE | DL_OPT_SB_THTYPE, DL_OPT_SB); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_sb_pool(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_sb_pool_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_sb_pool_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void pr_out_sb_port_pool(struct dl *dl, struct nlattr **tb) |
| { |
| pr_out_port_handle_start_arr(dl, tb, true); |
| check_indent_newline(dl); |
| print_uint(PRINT_ANY, "sb", "sb %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX])); |
| print_uint(PRINT_ANY, "pool", " pool %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX])); |
| print_uint(PRINT_ANY, "threshold", " threshold %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_THRESHOLD])); |
| pr_out_port_handle_end(dl); |
| } |
| |
| static int cmd_sb_port_pool_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || |
| !tb[DEVLINK_ATTR_SB_POOL_INDEX] || !tb[DEVLINK_ATTR_SB_THRESHOLD]) |
| return MNL_CB_ERROR; |
| pr_out_sb_port_pool(dl, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_sb_port_pool_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_PORT_POOL_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLEP | DL_OPT_SB_POOL, |
| DL_OPT_SB); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "port_pool"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_port_pool_show_cb, dl); |
| pr_out_section_end(dl); |
| return 0; |
| } |
| |
| static int cmd_sb_port_pool_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_PORT_POOL_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_SB_POOL | |
| DL_OPT_SB_TH, DL_OPT_SB); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_sb_port_pool(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_sb_port_pool_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_sb_port_pool_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int cmd_sb_port(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "pool")) { |
| dl_arg_inc(dl); |
| return cmd_sb_port_pool(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void pr_out_sb_tc_bind(struct dl *dl, struct nlattr **tb) |
| { |
| pr_out_port_handle_start_arr(dl, tb, true); |
| check_indent_newline(dl); |
| print_uint(PRINT_ANY, "sb", "sb %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX])); |
| print_uint(PRINT_ANY, "tc", " tc %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_TC_INDEX])); |
| print_string(PRINT_ANY, "type", " type %s", |
| pool_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE]))); |
| print_uint(PRINT_ANY, "pool", " pool %u", |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX])); |
| print_uint(PRINT_ANY, "threshold", " threshold %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_THRESHOLD])); |
| pr_out_port_handle_end(dl); |
| } |
| |
| static int cmd_sb_tc_bind_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || |
| !tb[DEVLINK_ATTR_SB_TC_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_TYPE] || |
| !tb[DEVLINK_ATTR_SB_POOL_INDEX] || !tb[DEVLINK_ATTR_SB_THRESHOLD]) |
| return MNL_CB_ERROR; |
| pr_out_sb_tc_bind(dl, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_sb_tc_bind_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_SB_TC | |
| DL_OPT_SB_TYPE, DL_OPT_SB); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "tc_bind"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_sb_tc_bind_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_sb_tc_bind_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLEP | DL_OPT_SB_TC | |
| DL_OPT_SB_TYPE | DL_OPT_SB_POOL | DL_OPT_SB_TH, |
| DL_OPT_SB); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_sb_tc_bind(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_sb_tc_bind_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_sb_tc_bind_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int cmd_sb_tc(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "bind")) { |
| dl_arg_inc(dl); |
| return cmd_sb_tc_bind(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| struct occ_item { |
| struct list_head list; |
| uint32_t index; |
| uint32_t cur; |
| uint32_t max; |
| uint32_t bound_pool_index; |
| }; |
| |
| struct occ_port { |
| struct list_head list; |
| char *bus_name; |
| char *dev_name; |
| uint32_t port_index; |
| uint32_t sb_index; |
| struct list_head pool_list; |
| struct list_head ing_tc_list; |
| struct list_head eg_tc_list; |
| }; |
| |
| struct occ_show { |
| struct dl *dl; |
| int err; |
| struct list_head port_list; |
| }; |
| |
| static struct occ_item *occ_item_alloc(void) |
| { |
| return calloc(1, sizeof(struct occ_item)); |
| } |
| |
| static void occ_item_free(struct occ_item *occ_item) |
| { |
| free(occ_item); |
| } |
| |
| static struct occ_port *occ_port_alloc(uint32_t port_index) |
| { |
| struct occ_port *occ_port; |
| |
| occ_port = calloc(1, sizeof(*occ_port)); |
| if (!occ_port) |
| return NULL; |
| occ_port->port_index = port_index; |
| INIT_LIST_HEAD(&occ_port->pool_list); |
| INIT_LIST_HEAD(&occ_port->ing_tc_list); |
| INIT_LIST_HEAD(&occ_port->eg_tc_list); |
| return occ_port; |
| } |
| |
| static void occ_port_free(struct occ_port *occ_port) |
| { |
| struct occ_item *occ_item, *tmp; |
| |
| list_for_each_entry_safe(occ_item, tmp, &occ_port->pool_list, list) |
| occ_item_free(occ_item); |
| list_for_each_entry_safe(occ_item, tmp, &occ_port->ing_tc_list, list) |
| occ_item_free(occ_item); |
| list_for_each_entry_safe(occ_item, tmp, &occ_port->eg_tc_list, list) |
| occ_item_free(occ_item); |
| } |
| |
| static struct occ_show *occ_show_alloc(struct dl *dl) |
| { |
| struct occ_show *occ_show; |
| |
| occ_show = calloc(1, sizeof(*occ_show)); |
| if (!occ_show) |
| return NULL; |
| occ_show->dl = dl; |
| INIT_LIST_HEAD(&occ_show->port_list); |
| return occ_show; |
| } |
| |
| static void occ_show_free(struct occ_show *occ_show) |
| { |
| struct occ_port *occ_port, *tmp; |
| |
| list_for_each_entry_safe(occ_port, tmp, &occ_show->port_list, list) |
| occ_port_free(occ_port); |
| } |
| |
| static struct occ_port *occ_port_get(struct occ_show *occ_show, |
| struct nlattr **tb) |
| { |
| struct occ_port *occ_port; |
| uint32_t port_index; |
| |
| port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]); |
| |
| list_for_each_entry_reverse(occ_port, &occ_show->port_list, list) { |
| if (occ_port->port_index == port_index) |
| return occ_port; |
| } |
| occ_port = occ_port_alloc(port_index); |
| if (!occ_port) |
| return NULL; |
| list_add_tail(&occ_port->list, &occ_show->port_list); |
| return occ_port; |
| } |
| |
| static void pr_out_occ_show_item_list(const char *label, struct list_head *list, |
| bool bound_pool) |
| { |
| struct occ_item *occ_item; |
| int i = 1; |
| |
| pr_out_sp(7, " %s:", label); |
| list_for_each_entry(occ_item, list, list) { |
| if ((i - 1) % 4 == 0 && i != 1) |
| pr_out_sp(7, " "); |
| if (bound_pool) |
| pr_out_sp(7, "%2u(%u):", occ_item->index, |
| occ_item->bound_pool_index); |
| else |
| pr_out_sp(7, "%2u:", occ_item->index); |
| pr_out_sp(21, "%10u/%u", occ_item->cur, occ_item->max); |
| if (i++ % 4 == 0) |
| pr_out("\n"); |
| } |
| if ((i - 1) % 4 != 0) |
| pr_out("\n"); |
| } |
| |
| static void pr_out_json_occ_show_item_list(struct dl *dl, const char *label, |
| struct list_head *list, |
| bool bound_pool) |
| { |
| struct occ_item *occ_item; |
| char buf[32]; |
| |
| open_json_object(label); |
| list_for_each_entry(occ_item, list, list) { |
| sprintf(buf, "%u", occ_item->index); |
| open_json_object(buf); |
| if (bound_pool) |
| print_uint(PRINT_JSON, "bound_pool", NULL, |
| occ_item->bound_pool_index); |
| print_uint(PRINT_JSON, "current", NULL, occ_item->cur); |
| print_uint(PRINT_JSON, "max", NULL, occ_item->max); |
| close_json_object(); |
| } |
| close_json_object(); |
| } |
| |
| static void pr_out_occ_show_port(struct dl *dl, struct occ_port *occ_port) |
| { |
| if (dl->json_output) { |
| pr_out_json_occ_show_item_list(dl, "pool", |
| &occ_port->pool_list, false); |
| pr_out_json_occ_show_item_list(dl, "itc", |
| &occ_port->ing_tc_list, true); |
| pr_out_json_occ_show_item_list(dl, "etc", |
| &occ_port->eg_tc_list, true); |
| } else { |
| pr_out("\n"); |
| pr_out_occ_show_item_list("pool", &occ_port->pool_list, false); |
| pr_out_occ_show_item_list("itc", &occ_port->ing_tc_list, true); |
| pr_out_occ_show_item_list("etc", &occ_port->eg_tc_list, true); |
| } |
| } |
| |
| static void pr_out_occ_show(struct occ_show *occ_show) |
| { |
| struct dl *dl = occ_show->dl; |
| struct dl_opts *opts = &dl->opts; |
| struct occ_port *occ_port; |
| |
| list_for_each_entry(occ_port, &occ_show->port_list, list) { |
| __pr_out_port_handle_start(dl, opts->bus_name, opts->dev_name, |
| occ_port->port_index, true, false); |
| pr_out_occ_show_port(dl, occ_port); |
| pr_out_port_handle_end(dl); |
| } |
| } |
| |
| static void cmd_sb_occ_port_pool_process(struct occ_show *occ_show, |
| struct nlattr **tb) |
| { |
| struct occ_port *occ_port; |
| struct occ_item *occ_item; |
| |
| if (occ_show->err || !dl_dump_filter(occ_show->dl, tb)) |
| return; |
| |
| occ_port = occ_port_get(occ_show, tb); |
| if (!occ_port) { |
| occ_show->err = -ENOMEM; |
| return; |
| } |
| |
| occ_item = occ_item_alloc(); |
| if (!occ_item) { |
| occ_show->err = -ENOMEM; |
| return; |
| } |
| occ_item->index = mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]); |
| occ_item->cur = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_CUR]); |
| occ_item->max = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_MAX]); |
| list_add_tail(&occ_item->list, &occ_port->pool_list); |
| } |
| |
| static int cmd_sb_occ_port_pool_process_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct occ_show *occ_show = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || |
| !tb[DEVLINK_ATTR_SB_POOL_INDEX] || |
| !tb[DEVLINK_ATTR_SB_OCC_CUR] || !tb[DEVLINK_ATTR_SB_OCC_MAX]) |
| return MNL_CB_ERROR; |
| cmd_sb_occ_port_pool_process(occ_show, tb); |
| return MNL_CB_OK; |
| } |
| |
| static void cmd_sb_occ_tc_pool_process(struct occ_show *occ_show, |
| struct nlattr **tb) |
| { |
| struct occ_port *occ_port; |
| struct occ_item *occ_item; |
| uint8_t pool_type; |
| |
| if (occ_show->err || !dl_dump_filter(occ_show->dl, tb)) |
| return; |
| |
| occ_port = occ_port_get(occ_show, tb); |
| if (!occ_port) { |
| occ_show->err = -ENOMEM; |
| return; |
| } |
| |
| occ_item = occ_item_alloc(); |
| if (!occ_item) { |
| occ_show->err = -ENOMEM; |
| return; |
| } |
| occ_item->index = mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_TC_INDEX]); |
| occ_item->cur = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_CUR]); |
| occ_item->max = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_MAX]); |
| occ_item->bound_pool_index = |
| mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]); |
| pool_type = mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE]); |
| if (pool_type == DEVLINK_SB_POOL_TYPE_INGRESS) |
| list_add_tail(&occ_item->list, &occ_port->ing_tc_list); |
| else if (pool_type == DEVLINK_SB_POOL_TYPE_EGRESS) |
| list_add_tail(&occ_item->list, &occ_port->eg_tc_list); |
| else |
| occ_item_free(occ_item); |
| } |
| |
| static int cmd_sb_occ_tc_pool_process_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct occ_show *occ_show = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] || |
| !tb[DEVLINK_ATTR_SB_TC_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_TYPE] || |
| !tb[DEVLINK_ATTR_SB_POOL_INDEX] || |
| !tb[DEVLINK_ATTR_SB_OCC_CUR] || !tb[DEVLINK_ATTR_SB_OCC_MAX]) |
| return MNL_CB_ERROR; |
| cmd_sb_occ_tc_pool_process(occ_show, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_sb_occ_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| struct occ_show *occ_show; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP; |
| int err; |
| |
| err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP, DL_OPT_SB); |
| if (err) |
| return err; |
| |
| occ_show = occ_show_alloc(dl); |
| if (!occ_show) |
| return -ENOMEM; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_PORT_POOL_GET, flags); |
| |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, |
| cmd_sb_occ_port_pool_process_cb, occ_show); |
| if (err) |
| goto out; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_GET, flags); |
| |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, |
| cmd_sb_occ_tc_pool_process_cb, occ_show); |
| if (err) |
| goto out; |
| |
| pr_out_section_start(dl, "occupancy"); |
| pr_out_occ_show(occ_show); |
| pr_out_section_end(dl); |
| |
| out: |
| occ_show_free(occ_show); |
| return err; |
| } |
| |
| static int cmd_sb_occ_snapshot(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_OCC_SNAPSHOT, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_SB); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_sb_occ_clearmax(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_SB_OCC_MAX_CLEAR, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, DL_OPT_SB); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_sb_occ(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list")) { |
| dl_arg_inc(dl); |
| return cmd_sb_occ_show(dl); |
| } else if (dl_argv_match(dl, "snapshot")) { |
| dl_arg_inc(dl); |
| return cmd_sb_occ_snapshot(dl); |
| } else if (dl_argv_match(dl, "clearmax")) { |
| dl_arg_inc(dl); |
| return cmd_sb_occ_clearmax(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int cmd_sb(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_sb_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_sb_show(dl); |
| } else if (dl_argv_match(dl, "pool")) { |
| dl_arg_inc(dl); |
| return cmd_sb_pool(dl); |
| } else if (dl_argv_match(dl, "port")) { |
| dl_arg_inc(dl); |
| return cmd_sb_port(dl); |
| } else if (dl_argv_match(dl, "tc")) { |
| dl_arg_inc(dl); |
| return cmd_sb_tc(dl); |
| } else if (dl_argv_match(dl, "occupancy")) { |
| dl_arg_inc(dl); |
| return cmd_sb_occ(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static const char *cmd_name(uint8_t cmd) |
| { |
| switch (cmd) { |
| case DEVLINK_CMD_UNSPEC: return "unspec"; |
| case DEVLINK_CMD_GET: return "get"; |
| case DEVLINK_CMD_SET: return "set"; |
| case DEVLINK_CMD_NEW: return "new"; |
| case DEVLINK_CMD_DEL: return "del"; |
| case DEVLINK_CMD_PORT_GET: return "get"; |
| case DEVLINK_CMD_PORT_SET: return "set"; |
| case DEVLINK_CMD_PORT_NEW: return "new"; |
| case DEVLINK_CMD_PORT_DEL: return "del"; |
| case DEVLINK_CMD_PARAM_GET: return "get"; |
| case DEVLINK_CMD_PARAM_SET: return "set"; |
| case DEVLINK_CMD_PARAM_NEW: return "new"; |
| case DEVLINK_CMD_PARAM_DEL: return "del"; |
| case DEVLINK_CMD_REGION_GET: return "get"; |
| case DEVLINK_CMD_REGION_SET: return "set"; |
| case DEVLINK_CMD_REGION_NEW: return "new"; |
| case DEVLINK_CMD_REGION_DEL: return "del"; |
| case DEVLINK_CMD_FLASH_UPDATE: return "begin"; |
| case DEVLINK_CMD_FLASH_UPDATE_END: return "end"; |
| case DEVLINK_CMD_FLASH_UPDATE_STATUS: return "status"; |
| case DEVLINK_CMD_HEALTH_REPORTER_RECOVER: return "status"; |
| case DEVLINK_CMD_TRAP_GET: return "get"; |
| case DEVLINK_CMD_TRAP_SET: return "set"; |
| case DEVLINK_CMD_TRAP_NEW: return "new"; |
| case DEVLINK_CMD_TRAP_DEL: return "del"; |
| case DEVLINK_CMD_TRAP_GROUP_GET: return "get"; |
| case DEVLINK_CMD_TRAP_GROUP_SET: return "set"; |
| case DEVLINK_CMD_TRAP_GROUP_NEW: return "new"; |
| case DEVLINK_CMD_TRAP_GROUP_DEL: return "del"; |
| case DEVLINK_CMD_TRAP_POLICER_GET: return "get"; |
| case DEVLINK_CMD_TRAP_POLICER_SET: return "set"; |
| case DEVLINK_CMD_TRAP_POLICER_NEW: return "new"; |
| case DEVLINK_CMD_TRAP_POLICER_DEL: return "del"; |
| default: return "<unknown cmd>"; |
| } |
| } |
| |
| static const char *cmd_obj(uint8_t cmd) |
| { |
| switch (cmd) { |
| case DEVLINK_CMD_UNSPEC: return "unspec"; |
| case DEVLINK_CMD_GET: |
| case DEVLINK_CMD_SET: |
| case DEVLINK_CMD_NEW: |
| case DEVLINK_CMD_DEL: |
| return "dev"; |
| case DEVLINK_CMD_PORT_GET: |
| case DEVLINK_CMD_PORT_SET: |
| case DEVLINK_CMD_PORT_NEW: |
| case DEVLINK_CMD_PORT_DEL: |
| return "port"; |
| case DEVLINK_CMD_PARAM_GET: |
| case DEVLINK_CMD_PARAM_SET: |
| case DEVLINK_CMD_PARAM_NEW: |
| case DEVLINK_CMD_PARAM_DEL: |
| return "param"; |
| case DEVLINK_CMD_REGION_GET: |
| case DEVLINK_CMD_REGION_SET: |
| case DEVLINK_CMD_REGION_NEW: |
| case DEVLINK_CMD_REGION_DEL: |
| return "region"; |
| case DEVLINK_CMD_FLASH_UPDATE: |
| case DEVLINK_CMD_FLASH_UPDATE_END: |
| case DEVLINK_CMD_FLASH_UPDATE_STATUS: |
| return "flash"; |
| case DEVLINK_CMD_HEALTH_REPORTER_RECOVER: |
| return "health"; |
| case DEVLINK_CMD_TRAP_GET: |
| case DEVLINK_CMD_TRAP_SET: |
| case DEVLINK_CMD_TRAP_NEW: |
| case DEVLINK_CMD_TRAP_DEL: |
| return "trap"; |
| case DEVLINK_CMD_TRAP_GROUP_GET: |
| case DEVLINK_CMD_TRAP_GROUP_SET: |
| case DEVLINK_CMD_TRAP_GROUP_NEW: |
| case DEVLINK_CMD_TRAP_GROUP_DEL: |
| return "trap-group"; |
| case DEVLINK_CMD_TRAP_POLICER_GET: |
| case DEVLINK_CMD_TRAP_POLICER_SET: |
| case DEVLINK_CMD_TRAP_POLICER_NEW: |
| case DEVLINK_CMD_TRAP_POLICER_DEL: |
| return "trap-policer"; |
| default: return "<unknown obj>"; |
| } |
| } |
| |
| static void pr_out_mon_header(uint8_t cmd) |
| { |
| if (!is_json_context()) { |
| pr_out("[%s,%s] ", cmd_obj(cmd), cmd_name(cmd)); |
| } else { |
| open_json_object(NULL); |
| print_string(PRINT_JSON, "command", NULL, cmd_name(cmd)); |
| open_json_object(cmd_obj(cmd)); |
| } |
| } |
| |
| static void pr_out_mon_footer(void) |
| { |
| if (is_json_context()) { |
| close_json_object(); |
| close_json_object(); |
| } |
| } |
| |
| static bool cmd_filter_check(struct dl *dl, uint8_t cmd) |
| { |
| const char *obj = cmd_obj(cmd); |
| unsigned int index = 0; |
| const char *cur_obj; |
| |
| if (dl_no_arg(dl)) |
| return true; |
| while ((cur_obj = dl_argv_index(dl, index++))) { |
| if (strcmp(cur_obj, obj) == 0 || strcmp(cur_obj, "all") == 0) |
| return true; |
| } |
| return false; |
| } |
| |
| static void pr_out_flash_update(struct dl *dl, struct nlattr **tb) |
| { |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "msg", "msg %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG])); |
| } |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "component", "component %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT])); |
| } |
| |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]) |
| pr_out_u64(dl, "done", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE])); |
| |
| if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]) |
| pr_out_u64(dl, "total", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL])); |
| |
| pr_out_handle_end(dl); |
| } |
| |
| static void pr_out_region(struct dl *dl, struct nlattr **tb); |
| static void pr_out_health(struct dl *dl, struct nlattr **tb_health); |
| static void pr_out_trap(struct dl *dl, struct nlattr **tb, bool array); |
| static void pr_out_trap_group(struct dl *dl, struct nlattr **tb, bool array); |
| static void pr_out_trap_policer(struct dl *dl, struct nlattr **tb, bool array); |
| |
| static int cmd_mon_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dl *dl = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| uint8_t cmd = genl->cmd; |
| |
| if (!cmd_filter_check(dl, cmd)) |
| return MNL_CB_OK; |
| |
| switch (cmd) { |
| case DEVLINK_CMD_GET: /* fall through */ |
| case DEVLINK_CMD_SET: /* fall through */ |
| case DEVLINK_CMD_NEW: /* fall through */ |
| case DEVLINK_CMD_DEL: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_handle(dl, tb); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_PORT_GET: /* fall through */ |
| case DEVLINK_CMD_PORT_SET: /* fall through */ |
| case DEVLINK_CMD_PORT_NEW: /* fall through */ |
| case DEVLINK_CMD_PORT_DEL: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PORT_INDEX]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_port(dl, tb); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_PARAM_GET: /* fall through */ |
| case DEVLINK_CMD_PARAM_SET: /* fall through */ |
| case DEVLINK_CMD_PARAM_NEW: /* fall through */ |
| case DEVLINK_CMD_PARAM_DEL: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_PARAM]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_param(dl, tb, false); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_REGION_GET: /* fall through */ |
| case DEVLINK_CMD_REGION_SET: /* fall through */ |
| case DEVLINK_CMD_REGION_NEW: /* fall through */ |
| case DEVLINK_CMD_REGION_DEL: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_REGION_NAME]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_region(dl, tb); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_FLASH_UPDATE: /* fall through */ |
| case DEVLINK_CMD_FLASH_UPDATE_END: /* fall through */ |
| case DEVLINK_CMD_FLASH_UPDATE_STATUS: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_flash_update(dl, tb); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_HEALTH_REPORTER_RECOVER: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_HEALTH_REPORTER]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_health(dl, tb); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_TRAP_GET: /* fall through */ |
| case DEVLINK_CMD_TRAP_SET: /* fall through */ |
| case DEVLINK_CMD_TRAP_NEW: /* fall through */ |
| case DEVLINK_CMD_TRAP_DEL: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_TYPE] || |
| !tb[DEVLINK_ATTR_TRAP_ACTION] || |
| !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_METADATA] || |
| !tb[DEVLINK_ATTR_STATS]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_trap(dl, tb, false); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_TRAP_GROUP_GET: /* fall through */ |
| case DEVLINK_CMD_TRAP_GROUP_SET: /* fall through */ |
| case DEVLINK_CMD_TRAP_GROUP_NEW: /* fall through */ |
| case DEVLINK_CMD_TRAP_GROUP_DEL: |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] || |
| !tb[DEVLINK_ATTR_STATS]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_trap_group(dl, tb, false); |
| pr_out_mon_footer(); |
| break; |
| case DEVLINK_CMD_TRAP_POLICER_GET: /* fall through */ |
| case DEVLINK_CMD_TRAP_POLICER_SET: /* fall through */ |
| case DEVLINK_CMD_TRAP_POLICER_NEW: /* fall through */ |
| case DEVLINK_CMD_TRAP_POLICER_DEL: /* fall through */ |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_POLICER_ID] || |
| !tb[DEVLINK_ATTR_TRAP_POLICER_RATE] || |
| !tb[DEVLINK_ATTR_TRAP_POLICER_BURST]) |
| return MNL_CB_ERROR; |
| pr_out_mon_header(genl->cmd); |
| pr_out_trap_policer(dl, tb, false); |
| break; |
| } |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_mon_show(struct dl *dl) |
| { |
| int err; |
| unsigned int index = 0; |
| const char *cur_obj; |
| |
| while ((cur_obj = dl_argv_index(dl, index++))) { |
| if (strcmp(cur_obj, "all") != 0 && |
| strcmp(cur_obj, "dev") != 0 && |
| strcmp(cur_obj, "port") != 0 && |
| strcmp(cur_obj, "health") != 0 && |
| strcmp(cur_obj, "trap") != 0 && |
| strcmp(cur_obj, "trap-group") != 0 && |
| strcmp(cur_obj, "trap-policer") != 0) { |
| pr_err("Unknown object \"%s\"\n", cur_obj); |
| return -EINVAL; |
| } |
| } |
| err = _mnlg_socket_group_add(dl->nlg, DEVLINK_GENL_MCGRP_CONFIG_NAME); |
| if (err) |
| return err; |
| open_json_object(NULL); |
| open_json_array(PRINT_JSON, "mon"); |
| err = _mnlg_socket_recv_run_intr(dl->nlg, cmd_mon_show_cb, dl); |
| close_json_array(PRINT_JSON, NULL); |
| close_json_object(); |
| if (err) |
| return err; |
| return 0; |
| } |
| |
| static void cmd_mon_help(void) |
| { |
| pr_err("Usage: devlink monitor [ all | OBJECT-LIST ]\n" |
| "where OBJECT-LIST := { dev | port | health | trap | trap-group | trap-policer }\n"); |
| } |
| |
| static int cmd_mon(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_mon_help(); |
| return 0; |
| } |
| return cmd_mon_show(dl); |
| } |
| |
| struct dpipe_field { |
| char *name; |
| unsigned int id; |
| unsigned int bitwidth; |
| enum devlink_dpipe_field_mapping_type mapping_type; |
| }; |
| |
| struct dpipe_header { |
| struct list_head list; |
| char *name; |
| unsigned int id; |
| struct dpipe_field *fields; |
| unsigned int fields_count; |
| }; |
| |
| struct dpipe_table { |
| struct list_head list; |
| char *name; |
| unsigned int resource_id; |
| bool resource_valid; |
| }; |
| |
| struct dpipe_tables { |
| struct list_head table_list; |
| }; |
| |
| struct resource { |
| char *name; |
| uint64_t size; |
| uint64_t size_new; |
| uint64_t size_min; |
| uint64_t size_max; |
| uint64_t size_gran; |
| enum devlink_resource_unit unit; |
| bool size_valid; |
| uint64_t size_occ; |
| bool occ_valid; |
| uint64_t id; |
| struct list_head list; |
| struct list_head resource_list; |
| struct resource *parent; |
| }; |
| |
| struct resources { |
| struct list_head resource_list; |
| }; |
| |
| struct resource_ctx { |
| struct dl *dl; |
| int err; |
| struct resources *resources; |
| struct dpipe_tables *tables; |
| bool print_resources; |
| bool pending_change; |
| }; |
| |
| static struct resource *resource_alloc(void) |
| { |
| struct resource *resource; |
| |
| resource = calloc(1, sizeof(struct resource)); |
| if (!resource) |
| return NULL; |
| INIT_LIST_HEAD(&resource->resource_list); |
| return resource; |
| } |
| |
| static void resource_free(struct resource *resource) |
| { |
| struct resource *child_resource, *tmp; |
| |
| list_for_each_entry_safe(child_resource, tmp, &resource->resource_list, |
| list) { |
| free(child_resource->name); |
| resource_free(child_resource); |
| } |
| free(resource); |
| } |
| |
| static struct resources *resources_alloc(void) |
| { |
| struct resources *resources; |
| |
| resources = calloc(1, sizeof(struct resources)); |
| if (!resources) |
| return NULL; |
| INIT_LIST_HEAD(&resources->resource_list); |
| return resources; |
| } |
| |
| static void resources_free(struct resources *resources) |
| { |
| struct resource *resource, *tmp; |
| |
| list_for_each_entry_safe(resource, tmp, &resources->resource_list, list) |
| resource_free(resource); |
| } |
| |
| static int resource_ctx_init(struct resource_ctx *ctx, struct dl *dl) |
| { |
| ctx->resources = resources_alloc(); |
| if (!ctx->resources) |
| return -ENOMEM; |
| ctx->dl = dl; |
| return 0; |
| } |
| |
| static void resource_ctx_fini(struct resource_ctx *ctx) |
| { |
| resources_free(ctx->resources); |
| } |
| |
| struct dpipe_ctx { |
| struct dl *dl; |
| int err; |
| struct list_head global_headers; |
| struct list_head local_headers; |
| struct dpipe_tables *tables; |
| struct resources *resources; |
| bool print_headers; |
| bool print_tables; |
| }; |
| |
| static struct dpipe_header *dpipe_header_alloc(unsigned int fields_count) |
| { |
| struct dpipe_header *header; |
| |
| header = calloc(1, sizeof(struct dpipe_header)); |
| if (!header) |
| return NULL; |
| header->fields = calloc(fields_count, sizeof(struct dpipe_field)); |
| if (!header->fields) |
| goto err_fields_alloc; |
| header->fields_count = fields_count; |
| return header; |
| |
| err_fields_alloc: |
| free(header); |
| return NULL; |
| } |
| |
| static void dpipe_header_free(struct dpipe_header *header) |
| { |
| free(header->fields); |
| free(header); |
| } |
| |
| static void dpipe_header_clear(struct dpipe_header *header) |
| { |
| struct dpipe_field *field; |
| int i; |
| |
| for (i = 0; i < header->fields_count; i++) { |
| field = &header->fields[i]; |
| free(field->name); |
| } |
| free(header->name); |
| } |
| |
| static void dpipe_header_add(struct dpipe_ctx *ctx, |
| struct dpipe_header *header, bool global) |
| { |
| if (global) |
| list_add(&header->list, &ctx->global_headers); |
| else |
| list_add(&header->list, &ctx->local_headers); |
| } |
| |
| static void dpipe_header_del(struct dpipe_header *header) |
| { |
| list_del(&header->list); |
| } |
| |
| static struct dpipe_table *dpipe_table_alloc(void) |
| { |
| return calloc(1, sizeof(struct dpipe_table)); |
| } |
| |
| static void dpipe_table_free(struct dpipe_table *table) |
| { |
| free(table); |
| } |
| |
| static struct dpipe_tables *dpipe_tables_alloc(void) |
| { |
| struct dpipe_tables *tables; |
| |
| tables = calloc(1, sizeof(struct dpipe_tables)); |
| if (!tables) |
| return NULL; |
| INIT_LIST_HEAD(&tables->table_list); |
| return tables; |
| } |
| |
| static void dpipe_tables_free(struct dpipe_tables *tables) |
| { |
| struct dpipe_table *table, *tmp; |
| |
| list_for_each_entry_safe(table, tmp, &tables->table_list, list) |
| dpipe_table_free(table); |
| free(tables); |
| } |
| |
| static int dpipe_ctx_init(struct dpipe_ctx *ctx, struct dl *dl) |
| { |
| ctx->tables = dpipe_tables_alloc(); |
| if (!ctx->tables) |
| return -ENOMEM; |
| |
| ctx->dl = dl; |
| INIT_LIST_HEAD(&ctx->global_headers); |
| INIT_LIST_HEAD(&ctx->local_headers); |
| return 0; |
| } |
| |
| static void dpipe_ctx_fini(struct dpipe_ctx *ctx) |
| { |
| struct dpipe_header *header, *tmp; |
| |
| list_for_each_entry_safe(header, tmp, &ctx->global_headers, |
| list) { |
| dpipe_header_del(header); |
| dpipe_header_clear(header); |
| dpipe_header_free(header); |
| } |
| list_for_each_entry_safe(header, tmp, &ctx->local_headers, |
| list) { |
| dpipe_header_del(header); |
| dpipe_header_clear(header); |
| dpipe_header_free(header); |
| } |
| dpipe_tables_free(ctx->tables); |
| } |
| |
| static const char *dpipe_header_id2s(struct dpipe_ctx *ctx, |
| uint32_t header_id, bool global) |
| { |
| struct list_head *header_list; |
| struct dpipe_header *header; |
| |
| if (global) |
| header_list = &ctx->global_headers; |
| else |
| header_list = &ctx->local_headers; |
| list_for_each_entry(header, header_list, list) { |
| if (header->id != header_id) |
| continue; |
| return header->name; |
| } |
| return NULL; |
| } |
| |
| static const char *dpipe_field_id2s(struct dpipe_ctx *ctx, |
| uint32_t header_id, |
| uint32_t field_id, bool global) |
| { |
| struct list_head *header_list; |
| struct dpipe_header *header; |
| |
| if (global) |
| header_list = &ctx->global_headers; |
| else |
| header_list = &ctx->local_headers; |
| list_for_each_entry(header, header_list, list) { |
| if (header->id != header_id) |
| continue; |
| return header->fields[field_id].name; |
| } |
| return NULL; |
| } |
| |
| static const char * |
| dpipe_field_mapping_e2s(enum devlink_dpipe_field_mapping_type mapping_type) |
| { |
| switch (mapping_type) { |
| case DEVLINK_DPIPE_FIELD_MAPPING_TYPE_NONE: |
| return NULL; |
| case DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX: |
| return "ifindex"; |
| default: |
| return "<unknown>"; |
| } |
| } |
| |
| static const char * |
| dpipe_mapping_get(struct dpipe_ctx *ctx, uint32_t header_id, |
| uint32_t field_id, bool global) |
| { |
| enum devlink_dpipe_field_mapping_type mapping_type; |
| struct list_head *header_list; |
| struct dpipe_header *header; |
| |
| if (global) |
| header_list = &ctx->global_headers; |
| else |
| header_list = &ctx->local_headers; |
| list_for_each_entry(header, header_list, list) { |
| if (header->id != header_id) |
| continue; |
| mapping_type = header->fields[field_id].mapping_type; |
| return dpipe_field_mapping_e2s(mapping_type); |
| } |
| return NULL; |
| } |
| |
| static void pr_out_dpipe_fields(struct dpipe_ctx *ctx, |
| struct dpipe_field *fields, |
| unsigned int field_count) |
| { |
| struct dpipe_field *field; |
| int i; |
| |
| for (i = 0; i < field_count; i++) { |
| field = &fields[i]; |
| pr_out_entry_start(ctx->dl); |
| check_indent_newline(ctx->dl); |
| print_string(PRINT_ANY, "name", "name %s", field->name); |
| if (ctx->dl->verbose) |
| print_uint(PRINT_ANY, "id", " id %u", field->id); |
| print_uint(PRINT_ANY, "bitwidth", " bitwidth %u", field->bitwidth); |
| if (field->mapping_type) { |
| print_string(PRINT_ANY, "mapping_type", " mapping_type %s", |
| dpipe_field_mapping_e2s(field->mapping_type)); |
| } |
| pr_out_entry_end(ctx->dl); |
| } |
| } |
| |
| static void |
| pr_out_dpipe_header(struct dpipe_ctx *ctx, struct nlattr **tb, |
| struct dpipe_header *header, bool global) |
| { |
| pr_out_handle_start_arr(ctx->dl, tb); |
| check_indent_newline(ctx->dl); |
| print_string(PRINT_ANY, "name", "name %s", header->name); |
| if (ctx->dl->verbose) { |
| print_uint(PRINT_ANY, "id", " id %u", header->id); |
| print_bool(PRINT_ANY, "global", " global %s", global); |
| } |
| pr_out_array_start(ctx->dl, "field"); |
| pr_out_dpipe_fields(ctx, header->fields, |
| header->fields_count); |
| pr_out_array_end(ctx->dl); |
| pr_out_handle_end(ctx->dl); |
| } |
| |
| static void pr_out_dpipe_headers(struct dpipe_ctx *ctx, |
| struct nlattr **tb) |
| { |
| struct dpipe_header *header; |
| |
| list_for_each_entry(header, &ctx->local_headers, list) |
| pr_out_dpipe_header(ctx, tb, header, false); |
| |
| list_for_each_entry(header, &ctx->global_headers, list) |
| pr_out_dpipe_header(ctx, tb, header, true); |
| } |
| |
| static int dpipe_header_field_get(struct nlattr *nl, struct dpipe_field *field) |
| { |
| struct nlattr *nla_field[DEVLINK_ATTR_MAX + 1] = {}; |
| const char *name; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_field); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| if (!nla_field[DEVLINK_ATTR_DPIPE_FIELD_ID] || |
| !nla_field[DEVLINK_ATTR_DPIPE_FIELD_NAME] || |
| !nla_field[DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH] || |
| !nla_field[DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE]) |
| return -EINVAL; |
| |
| name = mnl_attr_get_str(nla_field[DEVLINK_ATTR_DPIPE_FIELD_NAME]); |
| field->id = mnl_attr_get_u32(nla_field[DEVLINK_ATTR_DPIPE_FIELD_ID]); |
| field->bitwidth = mnl_attr_get_u32(nla_field[DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH]); |
| field->name = strdup(name); |
| if (!field->name) |
| return -ENOMEM; |
| field->mapping_type = mnl_attr_get_u32(nla_field[DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE]); |
| return 0; |
| } |
| |
| static int dpipe_header_fields_get(struct nlattr *nla_fields, |
| struct dpipe_field *fields) |
| { |
| struct nlattr *nla_field; |
| int count = 0; |
| int err; |
| |
| mnl_attr_for_each_nested(nla_field, nla_fields) { |
| err = dpipe_header_field_get(nla_field, &fields[count]); |
| if (err) |
| return err; |
| count++; |
| } |
| return 0; |
| } |
| |
| static unsigned int dpipe_header_field_count_get(struct nlattr *nla_fields) |
| { |
| struct nlattr *nla_field; |
| unsigned int count = 0; |
| |
| mnl_attr_for_each_nested(nla_field, nla_fields) |
| count++; |
| return count; |
| } |
| |
| static int dpipe_header_get(struct dpipe_ctx *ctx, struct nlattr *nl) |
| { |
| struct nlattr *nla_header[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dpipe_header *header; |
| unsigned int fields_count; |
| const char *header_name; |
| bool global; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_header); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_header[DEVLINK_ATTR_DPIPE_HEADER_NAME] || |
| !nla_header[DEVLINK_ATTR_DPIPE_HEADER_ID] || |
| !nla_header[DEVLINK_ATTR_DPIPE_HEADER_FIELDS]) |
| return -EINVAL; |
| |
| fields_count = dpipe_header_field_count_get(nla_header[DEVLINK_ATTR_DPIPE_HEADER_FIELDS]); |
| header = dpipe_header_alloc(fields_count); |
| if (!header) |
| return -ENOMEM; |
| |
| header_name = mnl_attr_get_str(nla_header[DEVLINK_ATTR_DPIPE_HEADER_NAME]); |
| header->name = strdup(header_name); |
| header->id = mnl_attr_get_u32(nla_header[DEVLINK_ATTR_DPIPE_HEADER_ID]); |
| header->fields_count = fields_count; |
| global = !!mnl_attr_get_u8(nla_header[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL]); |
| |
| err = dpipe_header_fields_get(nla_header[DEVLINK_ATTR_DPIPE_HEADER_FIELDS], |
| header->fields); |
| if (err) |
| goto err_field_get; |
| dpipe_header_add(ctx, header, global); |
| return 0; |
| |
| err_field_get: |
| dpipe_header_free(header); |
| return err; |
| } |
| |
| static int dpipe_headers_get(struct dpipe_ctx *ctx, struct nlattr **tb) |
| { |
| struct nlattr *nla_headers = tb[DEVLINK_ATTR_DPIPE_HEADERS]; |
| struct nlattr *nla_header; |
| int err; |
| |
| mnl_attr_for_each_nested(nla_header, nla_headers) { |
| err = dpipe_header_get(ctx, nla_header); |
| if (err) |
| return err; |
| } |
| return 0; |
| } |
| |
| static int cmd_dpipe_header_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dpipe_ctx *ctx = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| int err; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_DPIPE_HEADERS]) |
| return MNL_CB_ERROR; |
| err = dpipe_headers_get(ctx, tb); |
| if (err) { |
| ctx->err = err; |
| return MNL_CB_ERROR; |
| } |
| |
| if (ctx->print_headers) |
| pr_out_dpipe_headers(ctx, tb); |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_dpipe_headers_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| struct dpipe_ctx ctx = {}; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_HEADERS_GET, flags); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE, 0); |
| if (err) |
| return err; |
| |
| err = dpipe_ctx_init(&ctx, dl); |
| if (err) |
| return err; |
| |
| ctx.print_headers = true; |
| |
| pr_out_section_start(dl, "header"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dpipe_header_cb, &ctx); |
| if (err) |
| pr_err("error get headers %s\n", strerror(ctx.err)); |
| pr_out_section_end(dl); |
| |
| dpipe_ctx_fini(&ctx); |
| return err; |
| } |
| |
| static void cmd_dpipe_help(void) |
| { |
| pr_err("Usage: devlink dpipe table show DEV [ name TABLE_NAME ]\n"); |
| pr_err(" devlink dpipe table set DEV name TABLE_NAME\n"); |
| pr_err(" [ counters_enabled { true | false } ]\n"); |
| pr_err(" devlink dpipe table dump DEV name TABLE_NAME\n"); |
| pr_err(" devlink dpipe header show DEV\n"); |
| } |
| |
| static int cmd_dpipe_header(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_dpipe_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe_headers_show(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static const char |
| *dpipe_action_type_e2s(enum devlink_dpipe_action_type action_type) |
| { |
| switch (action_type) { |
| case DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY: |
| return "field_modify"; |
| default: |
| return "<unknown>"; |
| } |
| } |
| |
| struct dpipe_op_info { |
| uint32_t header_id; |
| uint32_t field_id; |
| bool header_global; |
| }; |
| |
| struct dpipe_action { |
| struct dpipe_op_info info; |
| uint32_t type; |
| }; |
| |
| static void pr_out_dpipe_action(struct dpipe_action *action, |
| struct dpipe_ctx *ctx) |
| { |
| struct dpipe_op_info *op_info = &action->info; |
| const char *mapping; |
| |
| check_indent_newline(ctx->dl); |
| print_string(PRINT_ANY, "type", "type %s", |
| dpipe_action_type_e2s(action->type)); |
| print_string(PRINT_ANY, "header", " header %s", |
| dpipe_header_id2s(ctx, op_info->header_id, |
| op_info->header_global)); |
| print_string(PRINT_ANY, "field", " field %s", |
| dpipe_field_id2s(ctx, op_info->header_id, |
| op_info->field_id, |
| op_info->header_global)); |
| mapping = dpipe_mapping_get(ctx, op_info->header_id, |
| op_info->field_id, |
| op_info->header_global); |
| if (mapping) |
| print_string(PRINT_ANY, "mapping", " mapping %s", mapping); |
| } |
| |
| static int dpipe_action_parse(struct dpipe_action *action, struct nlattr *nl) |
| { |
| struct nlattr *nla_action[DEVLINK_ATTR_MAX + 1] = {}; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_action); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_action[DEVLINK_ATTR_DPIPE_ACTION_TYPE] || |
| !nla_action[DEVLINK_ATTR_DPIPE_HEADER_INDEX] || |
| !nla_action[DEVLINK_ATTR_DPIPE_HEADER_ID] || |
| !nla_action[DEVLINK_ATTR_DPIPE_FIELD_ID]) { |
| return -EINVAL; |
| } |
| |
| action->type = mnl_attr_get_u32(nla_action[DEVLINK_ATTR_DPIPE_ACTION_TYPE]); |
| action->info.header_id = mnl_attr_get_u32(nla_action[DEVLINK_ATTR_DPIPE_HEADER_ID]); |
| action->info.field_id = mnl_attr_get_u32(nla_action[DEVLINK_ATTR_DPIPE_FIELD_ID]); |
| action->info.header_global = !!mnl_attr_get_u8(nla_action[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL]); |
| |
| return 0; |
| } |
| |
| static int dpipe_table_actions_show(struct dpipe_ctx *ctx, |
| struct nlattr *nla_actions) |
| { |
| struct nlattr *nla_action; |
| struct dpipe_action action; |
| |
| mnl_attr_for_each_nested(nla_action, nla_actions) { |
| pr_out_entry_start(ctx->dl); |
| if (dpipe_action_parse(&action, nla_action)) |
| goto err_action_parse; |
| pr_out_dpipe_action(&action, ctx); |
| pr_out_entry_end(ctx->dl); |
| } |
| return 0; |
| |
| err_action_parse: |
| pr_out_entry_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static const char * |
| dpipe_match_type_e2s(enum devlink_dpipe_match_type match_type) |
| { |
| switch (match_type) { |
| case DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT: |
| return "field_exact"; |
| default: |
| return "<unknown>"; |
| } |
| } |
| |
| struct dpipe_match { |
| struct dpipe_op_info info; |
| uint32_t type; |
| }; |
| |
| static void pr_out_dpipe_match(struct dpipe_match *match, |
| struct dpipe_ctx *ctx) |
| { |
| struct dpipe_op_info *op_info = &match->info; |
| const char *mapping; |
| |
| check_indent_newline(ctx->dl); |
| print_string(PRINT_ANY, "type", "type %s", |
| dpipe_match_type_e2s(match->type)); |
| print_string(PRINT_ANY, "header", " header %s", |
| dpipe_header_id2s(ctx, op_info->header_id, |
| op_info->header_global)); |
| print_string(PRINT_ANY, "field", " field %s", |
| dpipe_field_id2s(ctx, op_info->header_id, |
| op_info->field_id, |
| op_info->header_global)); |
| mapping = dpipe_mapping_get(ctx, op_info->header_id, |
| op_info->field_id, |
| op_info->header_global); |
| if (mapping) |
| print_string(PRINT_ANY, "mapping", " mapping %s", mapping); |
| } |
| |
| static int dpipe_match_parse(struct dpipe_match *match, |
| struct nlattr *nl) |
| |
| { |
| struct nlattr *nla_match[DEVLINK_ATTR_MAX + 1] = {}; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_match); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_match[DEVLINK_ATTR_DPIPE_MATCH_TYPE] || |
| !nla_match[DEVLINK_ATTR_DPIPE_HEADER_INDEX] || |
| !nla_match[DEVLINK_ATTR_DPIPE_HEADER_ID] || |
| !nla_match[DEVLINK_ATTR_DPIPE_FIELD_ID]) { |
| return -EINVAL; |
| } |
| |
| match->type = mnl_attr_get_u32(nla_match[DEVLINK_ATTR_DPIPE_MATCH_TYPE]); |
| match->info.header_id = mnl_attr_get_u32(nla_match[DEVLINK_ATTR_DPIPE_HEADER_ID]); |
| match->info.field_id = mnl_attr_get_u32(nla_match[DEVLINK_ATTR_DPIPE_FIELD_ID]); |
| match->info.header_global = !!mnl_attr_get_u8(nla_match[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL]); |
| |
| return 0; |
| } |
| |
| static int dpipe_table_matches_show(struct dpipe_ctx *ctx, |
| struct nlattr *nla_matches) |
| { |
| struct nlattr *nla_match; |
| struct dpipe_match match; |
| |
| mnl_attr_for_each_nested(nla_match, nla_matches) { |
| pr_out_entry_start(ctx->dl); |
| if (dpipe_match_parse(&match, nla_match)) |
| goto err_match_parse; |
| pr_out_dpipe_match(&match, ctx); |
| pr_out_entry_end(ctx->dl); |
| } |
| return 0; |
| |
| err_match_parse: |
| pr_out_entry_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static struct resource * |
| resource_find(struct resources *resources, struct resource *resource, |
| uint64_t resource_id) |
| { |
| struct list_head *list_head; |
| |
| if (!resource) |
| list_head = &resources->resource_list; |
| else |
| list_head = &resource->resource_list; |
| |
| list_for_each_entry(resource, list_head, list) { |
| struct resource *child_resource; |
| |
| if (resource->id == resource_id) |
| return resource; |
| |
| child_resource = resource_find(resources, resource, |
| resource_id); |
| if (child_resource) |
| return child_resource; |
| } |
| return NULL; |
| } |
| |
| static void |
| resource_path_print(struct dl *dl, struct resources *resources, |
| uint64_t resource_id) |
| { |
| struct resource *resource, *parent_resource; |
| const char del[] = "/"; |
| int path_len = 0; |
| char *path; |
| |
| resource = resource_find(resources, NULL, resource_id); |
| if (!resource) |
| return; |
| |
| for (parent_resource = resource; parent_resource; |
| parent_resource = parent_resource->parent) |
| path_len += strlen(parent_resource->name) + 1; |
| |
| path_len++; |
| path = calloc(1, path_len); |
| if (!path) |
| return; |
| |
| path += path_len - 1; |
| for (parent_resource = resource; parent_resource; |
| parent_resource = parent_resource->parent) { |
| path -= strlen(parent_resource->name); |
| memcpy(path, parent_resource->name, |
| strlen(parent_resource->name)); |
| path -= strlen(del); |
| memcpy(path, del, strlen(del)); |
| } |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "resource_path", "resource_path %s", path); |
| free(path); |
| } |
| |
| static int dpipe_table_show(struct dpipe_ctx *ctx, struct nlattr *nl) |
| { |
| struct nlattr *nla_table[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dpipe_table *table; |
| uint32_t resource_units; |
| bool counters_enabled; |
| bool resource_valid; |
| uint32_t size; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_table); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_table[DEVLINK_ATTR_DPIPE_TABLE_NAME] || |
| !nla_table[DEVLINK_ATTR_DPIPE_TABLE_SIZE] || |
| !nla_table[DEVLINK_ATTR_DPIPE_TABLE_ACTIONS] || |
| !nla_table[DEVLINK_ATTR_DPIPE_TABLE_MATCHES] || |
| !nla_table[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED]) { |
| return -EINVAL; |
| } |
| |
| table = dpipe_table_alloc(); |
| if (!table) |
| return -ENOMEM; |
| |
| table->name = strdup(mnl_attr_get_str(nla_table[DEVLINK_ATTR_DPIPE_TABLE_NAME])); |
| size = mnl_attr_get_u32(nla_table[DEVLINK_ATTR_DPIPE_TABLE_SIZE]); |
| counters_enabled = !!mnl_attr_get_u8(nla_table[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED]); |
| |
| resource_valid = nla_table[DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID] && |
| ctx->resources; |
| if (resource_valid) { |
| table->resource_id = mnl_attr_get_u64(nla_table[DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID]); |
| table->resource_valid = true; |
| } |
| |
| list_add_tail(&table->list, &ctx->tables->table_list); |
| if (!ctx->print_tables) |
| return 0; |
| |
| check_indent_newline(ctx->dl); |
| print_string(PRINT_ANY, "name", "name %s", table->name); |
| print_uint(PRINT_ANY, "size", " size %u", size); |
| print_bool(PRINT_ANY, "counters_enabled", " counters_enabled %s", counters_enabled); |
| |
| if (resource_valid) { |
| resource_units = mnl_attr_get_u32(nla_table[DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_UNITS]); |
| resource_path_print(ctx->dl, ctx->resources, |
| table->resource_id); |
| print_uint(PRINT_ANY, "resource_units", " resource_units %u", |
| resource_units); |
| } |
| |
| pr_out_array_start(ctx->dl, "match"); |
| if (dpipe_table_matches_show(ctx, nla_table[DEVLINK_ATTR_DPIPE_TABLE_MATCHES])) |
| goto err_matches_show; |
| pr_out_array_end(ctx->dl); |
| |
| pr_out_array_start(ctx->dl, "action"); |
| if (dpipe_table_actions_show(ctx, nla_table[DEVLINK_ATTR_DPIPE_TABLE_ACTIONS])) |
| goto err_actions_show; |
| pr_out_array_end(ctx->dl); |
| |
| return 0; |
| |
| err_actions_show: |
| err_matches_show: |
| pr_out_array_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static int dpipe_tables_show(struct dpipe_ctx *ctx, struct nlattr **tb) |
| { |
| struct nlattr *nla_tables = tb[DEVLINK_ATTR_DPIPE_TABLES]; |
| struct nlattr *nla_table; |
| |
| mnl_attr_for_each_nested(nla_table, nla_tables) { |
| if (ctx->print_tables) |
| pr_out_handle_start_arr(ctx->dl, tb); |
| if (dpipe_table_show(ctx, nla_table)) |
| goto err_table_show; |
| if (ctx->print_tables) |
| pr_out_handle_end(ctx->dl); |
| } |
| return 0; |
| |
| err_table_show: |
| if (ctx->print_tables) |
| pr_out_handle_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static int cmd_dpipe_table_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dpipe_ctx *ctx = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_DPIPE_TABLES]) |
| return MNL_CB_ERROR; |
| |
| if (dpipe_tables_show(ctx, tb)) |
| return MNL_CB_ERROR; |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_resource_dump_cb(const struct nlmsghdr *nlh, void *data); |
| |
| static int cmd_dpipe_table_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| struct dpipe_ctx dpipe_ctx = {}; |
| struct resource_ctx resource_ctx = {}; |
| uint16_t flags = NLM_F_REQUEST; |
| int err; |
| |
| err = dl_argv_parse(dl, DL_OPT_HANDLE, DL_OPT_DPIPE_TABLE_NAME); |
| if (err) |
| return err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_HEADERS_GET, flags); |
| |
| err = dpipe_ctx_init(&dpipe_ctx, dl); |
| if (err) |
| return err; |
| |
| dpipe_ctx.print_tables = true; |
| |
| dl_opts_put(nlh, dl); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dpipe_header_cb, |
| &dpipe_ctx); |
| if (err) { |
| pr_err("error get headers %s\n", strerror(dpipe_ctx.err)); |
| goto err_headers_get; |
| } |
| |
| err = resource_ctx_init(&resource_ctx, dl); |
| if (err) |
| goto err_resource_ctx_init; |
| |
| resource_ctx.print_resources = false; |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_RESOURCE_DUMP, flags); |
| dl_opts_put(nlh, dl); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_resource_dump_cb, |
| &resource_ctx); |
| if (!err) |
| dpipe_ctx.resources = resource_ctx.resources; |
| |
| flags = NLM_F_REQUEST | NLM_F_ACK; |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_TABLE_GET, flags); |
| dl_opts_put(nlh, dl); |
| |
| pr_out_section_start(dl, "table"); |
| _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dpipe_table_show_cb, &dpipe_ctx); |
| pr_out_section_end(dl); |
| |
| resource_ctx_fini(&resource_ctx); |
| dpipe_ctx_fini(&dpipe_ctx); |
| return 0; |
| |
| err_resource_ctx_init: |
| err_headers_get: |
| dpipe_ctx_fini(&dpipe_ctx); |
| return err; |
| } |
| |
| static int cmd_dpipe_table_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_DPIPE_TABLE_NAME | |
| DL_OPT_DPIPE_TABLE_COUNTERS, 0); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| enum dpipe_value_type { |
| DPIPE_VALUE_TYPE_VALUE, |
| DPIPE_VALUE_TYPE_MASK, |
| }; |
| |
| static const char * |
| dpipe_value_type_e2s(enum dpipe_value_type type) |
| { |
| switch (type) { |
| case DPIPE_VALUE_TYPE_VALUE: |
| return "value"; |
| case DPIPE_VALUE_TYPE_MASK: |
| return "value_mask"; |
| default: |
| return "<unknown>"; |
| } |
| } |
| |
| struct dpipe_field_printer { |
| unsigned int field_id; |
| void (*printer)(struct dpipe_ctx *, enum dpipe_value_type, void *); |
| }; |
| |
| struct dpipe_header_printer { |
| struct dpipe_field_printer *printers; |
| unsigned int printers_count; |
| unsigned int header_id; |
| }; |
| |
| static void dpipe_field_printer_ipv4_addr(struct dpipe_ctx *ctx, |
| enum dpipe_value_type type, |
| void *value) |
| { |
| struct in_addr ip_addr; |
| |
| ip_addr.s_addr = htonl(*(uint32_t *)value); |
| check_indent_newline(ctx->dl); |
| print_string_name_value(dpipe_value_type_e2s(type), inet_ntoa(ip_addr)); |
| } |
| |
| static void |
| dpipe_field_printer_ethernet_addr(struct dpipe_ctx *ctx, |
| enum dpipe_value_type type, |
| void *value) |
| { |
| check_indent_newline(ctx->dl); |
| print_string_name_value(dpipe_value_type_e2s(type), |
| ether_ntoa((struct ether_addr *)value)); |
| } |
| |
| static void dpipe_field_printer_ipv6_addr(struct dpipe_ctx *ctx, |
| enum dpipe_value_type type, |
| void *value) |
| { |
| char str[INET6_ADDRSTRLEN]; |
| |
| inet_ntop(AF_INET6, value, str, INET6_ADDRSTRLEN); |
| check_indent_newline(ctx->dl); |
| print_string_name_value(dpipe_value_type_e2s(type), str); |
| } |
| |
| static struct dpipe_field_printer dpipe_field_printers_ipv4[] = { |
| { |
| .printer = dpipe_field_printer_ipv4_addr, |
| .field_id = DEVLINK_DPIPE_FIELD_IPV4_DST_IP, |
| } |
| }; |
| |
| static struct dpipe_header_printer dpipe_header_printer_ipv4 = { |
| .printers = dpipe_field_printers_ipv4, |
| .printers_count = ARRAY_SIZE(dpipe_field_printers_ipv4), |
| .header_id = DEVLINK_DPIPE_HEADER_IPV4, |
| }; |
| |
| static struct dpipe_field_printer dpipe_field_printers_ethernet[] = { |
| { |
| .printer = dpipe_field_printer_ethernet_addr, |
| .field_id = DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC, |
| }, |
| }; |
| |
| static struct dpipe_header_printer dpipe_header_printer_ethernet = { |
| .printers = dpipe_field_printers_ethernet, |
| .printers_count = ARRAY_SIZE(dpipe_field_printers_ethernet), |
| .header_id = DEVLINK_DPIPE_HEADER_ETHERNET, |
| }; |
| |
| static struct dpipe_field_printer dpipe_field_printers_ipv6[] = { |
| { |
| .printer = dpipe_field_printer_ipv6_addr, |
| .field_id = DEVLINK_DPIPE_FIELD_IPV6_DST_IP, |
| } |
| }; |
| |
| static struct dpipe_header_printer dpipe_header_printer_ipv6 = { |
| .printers = dpipe_field_printers_ipv6, |
| .printers_count = ARRAY_SIZE(dpipe_field_printers_ipv6), |
| .header_id = DEVLINK_DPIPE_HEADER_IPV6, |
| }; |
| |
| static struct dpipe_header_printer *dpipe_header_printers[] = { |
| &dpipe_header_printer_ipv4, |
| &dpipe_header_printer_ethernet, |
| &dpipe_header_printer_ipv6, |
| }; |
| |
| static int dpipe_print_prot_header(struct dpipe_ctx *ctx, |
| struct dpipe_op_info *info, |
| enum dpipe_value_type type, |
| void *value) |
| { |
| unsigned int header_printers_count = ARRAY_SIZE(dpipe_header_printers); |
| struct dpipe_header_printer *header_printer; |
| struct dpipe_field_printer *field_printer; |
| unsigned int field_printers_count; |
| int j; |
| int i; |
| |
| for (i = 0; i < header_printers_count; i++) { |
| header_printer = dpipe_header_printers[i]; |
| if (header_printer->header_id != info->header_id) |
| continue; |
| field_printers_count = header_printer->printers_count; |
| for (j = 0; j < field_printers_count; j++) { |
| field_printer = &header_printer->printers[j]; |
| if (field_printer->field_id != info->field_id) |
| continue; |
| field_printer->printer(ctx, type, value); |
| return 0; |
| } |
| } |
| |
| return -EINVAL; |
| } |
| |
| static void __pr_out_entry_value(struct dpipe_ctx *ctx, |
| void *value, |
| unsigned int value_len, |
| struct dpipe_op_info *info, |
| enum dpipe_value_type type) |
| { |
| if (info->header_global && |
| !dpipe_print_prot_header(ctx, info, type, value)) |
| return; |
| |
| if (value_len == sizeof(uint32_t)) { |
| uint32_t *value_32 = value; |
| |
| check_indent_newline(ctx->dl); |
| print_uint_name_value(dpipe_value_type_e2s(type), *value_32); |
| } |
| } |
| |
| static void pr_out_dpipe_entry_value(struct dpipe_ctx *ctx, |
| struct nlattr **nla_match_value, |
| struct dpipe_op_info *info) |
| { |
| void *value, *value_mask; |
| uint32_t value_mapping; |
| uint16_t value_len; |
| bool mask, mapping; |
| |
| mask = !!nla_match_value[DEVLINK_ATTR_DPIPE_VALUE_MASK]; |
| mapping = !!nla_match_value[DEVLINK_ATTR_DPIPE_VALUE_MAPPING]; |
| |
| value_len = mnl_attr_get_payload_len(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]); |
| value = mnl_attr_get_payload(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]); |
| |
| if (mapping) { |
| value_mapping = mnl_attr_get_u32(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE_MAPPING]); |
| check_indent_newline(ctx->dl); |
| print_uint(PRINT_ANY, "mapping_value", "mapping_value %u", value_mapping); |
| } |
| |
| if (mask) { |
| value_mask = mnl_attr_get_payload(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]); |
| __pr_out_entry_value(ctx, value_mask, value_len, info, |
| DPIPE_VALUE_TYPE_MASK); |
| } |
| |
| __pr_out_entry_value(ctx, value, value_len, info, DPIPE_VALUE_TYPE_VALUE); |
| } |
| |
| static int dpipe_entry_match_value_show(struct dpipe_ctx *ctx, |
| struct nlattr *nl) |
| { |
| struct nlattr *nla_match_value[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dpipe_match match; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_match_value); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_match_value[DEVLINK_ATTR_DPIPE_MATCH] || |
| !nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]) { |
| return -EINVAL; |
| } |
| |
| pr_out_entry_start(ctx->dl); |
| if (dpipe_match_parse(&match, |
| nla_match_value[DEVLINK_ATTR_DPIPE_MATCH])) |
| goto err_match_parse; |
| pr_out_dpipe_match(&match, ctx); |
| pr_out_dpipe_entry_value(ctx, nla_match_value, &match.info); |
| pr_out_entry_end(ctx->dl); |
| |
| return 0; |
| |
| err_match_parse: |
| pr_out_entry_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static int dpipe_entry_action_value_show(struct dpipe_ctx *ctx, |
| struct nlattr *nl) |
| { |
| struct nlattr *nla_action_value[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dpipe_action action; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_action_value); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_action_value[DEVLINK_ATTR_DPIPE_ACTION] || |
| !nla_action_value[DEVLINK_ATTR_DPIPE_VALUE]) { |
| return -EINVAL; |
| } |
| |
| pr_out_entry_start(ctx->dl); |
| if (dpipe_action_parse(&action, |
| nla_action_value[DEVLINK_ATTR_DPIPE_ACTION])) |
| goto err_action_parse; |
| pr_out_dpipe_action(&action, ctx); |
| pr_out_dpipe_entry_value(ctx, nla_action_value, &action.info); |
| pr_out_entry_end(ctx->dl); |
| |
| return 0; |
| |
| err_action_parse: |
| pr_out_entry_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static int |
| dpipe_tables_action_values_show(struct dpipe_ctx *ctx, |
| struct nlattr *nla_action_values) |
| { |
| struct nlattr *nla_action_value; |
| |
| mnl_attr_for_each_nested(nla_action_value, nla_action_values) { |
| if (dpipe_entry_action_value_show(ctx, nla_action_value)) |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int |
| dpipe_tables_match_values_show(struct dpipe_ctx *ctx, |
| struct nlattr *nla_match_values) |
| { |
| struct nlattr *nla_match_value; |
| |
| mnl_attr_for_each_nested(nla_match_value, nla_match_values) { |
| if (dpipe_entry_match_value_show(ctx, nla_match_value)) |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int dpipe_entry_show(struct dpipe_ctx *ctx, struct nlattr *nl) |
| { |
| struct nlattr *nla_entry[DEVLINK_ATTR_MAX + 1] = {}; |
| uint32_t entry_index; |
| uint64_t counter; |
| int err; |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_entry); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| if (!nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_INDEX] || |
| !nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES] || |
| !nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES]) { |
| return -EINVAL; |
| } |
| |
| check_indent_newline(ctx->dl); |
| entry_index = mnl_attr_get_u32(nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_INDEX]); |
| print_uint(PRINT_ANY, "index", "index %u", entry_index); |
| |
| if (nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_COUNTER]) { |
| counter = mnl_attr_get_u64(nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_COUNTER]); |
| print_uint(PRINT_ANY, "counter", " counter %u", counter); |
| } |
| |
| pr_out_array_start(ctx->dl, "match_value"); |
| if (dpipe_tables_match_values_show(ctx, |
| nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES])) |
| goto err_match_values_show; |
| pr_out_array_end(ctx->dl); |
| |
| pr_out_array_start(ctx->dl, "action_value"); |
| if (dpipe_tables_action_values_show(ctx, |
| nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES])) |
| goto err_action_values_show; |
| pr_out_array_end(ctx->dl); |
| return 0; |
| |
| err_action_values_show: |
| err_match_values_show: |
| pr_out_array_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static int dpipe_table_entries_show(struct dpipe_ctx *ctx, struct nlattr **tb) |
| { |
| struct nlattr *nla_entries = tb[DEVLINK_ATTR_DPIPE_ENTRIES]; |
| struct nlattr *nla_entry; |
| |
| mnl_attr_for_each_nested(nla_entry, nla_entries) { |
| pr_out_handle_start_arr(ctx->dl, tb); |
| if (dpipe_entry_show(ctx, nla_entry)) |
| goto err_entry_show; |
| pr_out_handle_end(ctx->dl); |
| } |
| return 0; |
| |
| err_entry_show: |
| pr_out_handle_end(ctx->dl); |
| return -EINVAL; |
| } |
| |
| static int cmd_dpipe_table_entry_dump_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct dpipe_ctx *ctx = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_DPIPE_ENTRIES]) |
| return MNL_CB_ERROR; |
| |
| if (dpipe_table_entries_show(ctx, tb)) |
| return MNL_CB_ERROR; |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_dpipe_table_dump(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| struct dpipe_ctx ctx = {}; |
| uint16_t flags = NLM_F_REQUEST; |
| int err; |
| |
| err = dpipe_ctx_init(&ctx, dl); |
| if (err) |
| return err; |
| |
| err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_DPIPE_TABLE_NAME, 0); |
| if (err) |
| goto out; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_HEADERS_GET, flags); |
| dl_opts_put(nlh, dl); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dpipe_header_cb, &ctx); |
| if (err) { |
| pr_err("error get headers %s\n", strerror(ctx.err)); |
| goto out; |
| } |
| |
| flags = NLM_F_REQUEST | NLM_F_ACK; |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_ENTRIES_GET, flags); |
| dl_opts_put(nlh, dl); |
| |
| pr_out_section_start(dl, "table_entry"); |
| _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dpipe_table_entry_dump_cb, &ctx); |
| pr_out_section_end(dl); |
| out: |
| dpipe_ctx_fini(&ctx); |
| return err; |
| } |
| |
| static int cmd_dpipe_table(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_dpipe_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe_table_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe_table_set(dl); |
| } else if (dl_argv_match(dl, "dump")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe_table_dump(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int cmd_dpipe(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_dpipe_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "header")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe_header(dl); |
| } else if (dl_argv_match(dl, "table")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe_table(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int |
| resource_parse(struct resource_ctx *ctx, struct resource *resource, |
| struct nlattr **nla_resource) |
| { |
| if (!nla_resource[DEVLINK_ATTR_RESOURCE_NAME] || |
| !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE] || |
| !nla_resource[DEVLINK_ATTR_RESOURCE_ID] || |
| !nla_resource[DEVLINK_ATTR_RESOURCE_UNIT] || |
| !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MIN] || |
| !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MAX] || |
| !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_GRAN]) { |
| return -EINVAL; |
| } |
| |
| resource->name = strdup(mnl_attr_get_str(nla_resource[DEVLINK_ATTR_RESOURCE_NAME])); |
| resource->size = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE]); |
| resource->id = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_ID]); |
| resource->unit = mnl_attr_get_u8(nla_resource[DEVLINK_ATTR_RESOURCE_UNIT]); |
| resource->size_min = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MIN]); |
| resource->size_max = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MAX]); |
| resource->size_gran = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_GRAN]); |
| |
| if (nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_NEW]) |
| resource->size_new = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_NEW]); |
| else |
| resource->size_new = resource->size; |
| |
| if (nla_resource[DEVLINK_ATTR_RESOURCE_OCC]) { |
| resource->size_occ = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_OCC]); |
| resource->occ_valid = true; |
| } |
| |
| if (resource->size_new != resource->size) |
| ctx->pending_change = true; |
| |
| return 0; |
| } |
| |
| static int |
| resource_get(struct resource_ctx *ctx, struct resource *resource, |
| struct resource *parent_resource, struct nlattr *nl) |
| { |
| struct nlattr *nla_resource[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *nla_child_resource; |
| struct nlattr *nla_resources; |
| bool top = false; |
| int err; |
| |
| if (!resource) { |
| nla_resources = nl; |
| top = true; |
| goto out; |
| } |
| |
| err = mnl_attr_parse_nested(nl, attr_cb, nla_resource); |
| if (err != MNL_CB_OK) |
| return -EINVAL; |
| |
| err = resource_parse(ctx, resource, nla_resource); |
| if (err) |
| return err; |
| |
| resource->parent = parent_resource; |
| if (!nla_resource[DEVLINK_ATTR_RESOURCE_LIST]) |
| return 0; |
| |
| resource->size_valid = !!mnl_attr_get_u8(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_VALID]); |
| nla_resources = nla_resource[DEVLINK_ATTR_RESOURCE_LIST]; |
| out: |
| mnl_attr_for_each_nested(nla_child_resource, nla_resources) { |
| struct resource *child_resource; |
| struct list_head *list; |
| |
| child_resource = resource_alloc(); |
| if (!child_resource) |
| return -ENOMEM; |
| |
| if (top) |
| list = &ctx->resources->resource_list; |
| else |
| list = &resource->resource_list; |
| |
| list_add_tail(&child_resource->list, list); |
| err = resource_get(ctx, child_resource, resource, |
| nla_child_resource); |
| if (err) |
| return err; |
| } |
| |
| return 0; |
| } |
| |
| static const char *resource_unit_str_get(enum devlink_resource_unit unit) |
| { |
| switch (unit) { |
| case DEVLINK_RESOURCE_UNIT_ENTRY: return "entry"; |
| default: return "<unknown unit>"; |
| } |
| } |
| |
| static void resource_show(struct resource *resource, |
| struct resource_ctx *ctx) |
| { |
| struct resource *child_resource; |
| struct dpipe_table *table; |
| struct dl *dl = ctx->dl; |
| bool array = false; |
| |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "name", "name %s", resource->name); |
| if (dl->verbose) |
| resource_path_print(dl, ctx->resources, resource->id); |
| pr_out_u64(dl, "size", resource->size); |
| if (resource->size != resource->size_new) |
| pr_out_u64(dl, "size_new", resource->size_new); |
| if (resource->occ_valid) |
| print_uint(PRINT_ANY, "occ", " occ %u", resource->size_occ); |
| print_string(PRINT_ANY, "unit", " unit %s", |
| resource_unit_str_get(resource->unit)); |
| |
| if (resource->size_min != resource->size_max) { |
| print_uint(PRINT_ANY, "size_min", " size_min %u", |
| resource->size_min); |
| pr_out_u64(dl, "size_max", resource->size_max); |
| print_uint(PRINT_ANY, "size_gran", " size_gran %u", |
| resource->size_gran); |
| } |
| |
| list_for_each_entry(table, &ctx->tables->table_list, list) |
| if (table->resource_id == resource->id && |
| table->resource_valid) |
| array = true; |
| |
| if (array) |
| pr_out_array_start(dl, "dpipe_tables"); |
| else |
| print_string(PRINT_ANY, "dpipe_tables", " dpipe_tables none", |
| "none"); |
| |
| list_for_each_entry(table, &ctx->tables->table_list, list) { |
| if (table->resource_id != resource->id || |
| !table->resource_valid) |
| continue; |
| pr_out_entry_start(dl); |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "table_name", "table_name %s", |
| table->name); |
| pr_out_entry_end(dl); |
| } |
| if (array) |
| pr_out_array_end(dl); |
| |
| if (list_empty(&resource->resource_list)) |
| return; |
| |
| if (ctx->pending_change) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "size_valid", "size_valid %s", |
| resource->size_valid ? "true" : "false"); |
| } |
| pr_out_array_start(dl, "resources"); |
| list_for_each_entry(child_resource, &resource->resource_list, list) { |
| pr_out_entry_start(dl); |
| resource_show(child_resource, ctx); |
| pr_out_entry_end(dl); |
| } |
| pr_out_array_end(dl); |
| } |
| |
| static void |
| resources_show(struct resource_ctx *ctx, struct nlattr **tb) |
| { |
| struct resources *resources = ctx->resources; |
| struct resource *resource; |
| |
| list_for_each_entry(resource, &resources->resource_list, list) { |
| pr_out_handle_start_arr(ctx->dl, tb); |
| resource_show(resource, ctx); |
| pr_out_handle_end(ctx->dl); |
| } |
| } |
| |
| static int resources_get(struct resource_ctx *ctx, struct nlattr **tb) |
| { |
| return resource_get(ctx, NULL, NULL, tb[DEVLINK_ATTR_RESOURCE_LIST]); |
| } |
| |
| static int cmd_resource_dump_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct resource_ctx *ctx = data; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| int err; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_RESOURCE_LIST]) |
| return MNL_CB_ERROR; |
| |
| err = resources_get(ctx, tb); |
| if (err) { |
| ctx->err = err; |
| return MNL_CB_ERROR; |
| } |
| |
| if (ctx->print_resources) |
| resources_show(ctx, tb); |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_resource_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| struct dpipe_ctx dpipe_ctx = {}; |
| struct resource_ctx resource_ctx = {}; |
| int err; |
| |
| err = dl_argv_parse(dl, DL_OPT_HANDLE, 0); |
| if (err) |
| return err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_DPIPE_TABLE_GET, |
| NLM_F_REQUEST); |
| dl_opts_put(nlh, dl); |
| |
| err = dpipe_ctx_init(&dpipe_ctx, dl); |
| if (err) |
| return err; |
| |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_dpipe_table_show_cb, |
| &dpipe_ctx); |
| if (err) { |
| pr_err("error get tables %s\n", strerror(dpipe_ctx.err)); |
| goto out; |
| } |
| |
| err = resource_ctx_init(&resource_ctx, dl); |
| if (err) |
| goto out; |
| |
| resource_ctx.print_resources = true; |
| resource_ctx.tables = dpipe_ctx.tables; |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_RESOURCE_DUMP, |
| NLM_F_REQUEST | NLM_F_ACK); |
| dl_opts_put(nlh, dl); |
| pr_out_section_start(dl, "resources"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_resource_dump_cb, |
| &resource_ctx); |
| pr_out_section_end(dl); |
| resource_ctx_fini(&resource_ctx); |
| out: |
| dpipe_ctx_fini(&dpipe_ctx); |
| return err; |
| } |
| |
| static void cmd_resource_help(void) |
| { |
| pr_err("Usage: devlink resource show DEV\n" |
| " devlink resource set DEV path PATH size SIZE\n"); |
| } |
| |
| static struct resource * |
| resource_find_by_name(struct list_head *list, char *name) |
| { |
| struct resource *resource; |
| |
| list_for_each_entry(resource, list, list) { |
| if (!strcmp(resource->name, name)) |
| return resource; |
| } |
| return NULL; |
| } |
| |
| static int |
| resource_path_parse(struct resource_ctx *ctx, const char *resource_path, |
| uint32_t *p_resource_id, bool *p_resource_valid) |
| { |
| struct resource *resource; |
| uint32_t resource_id = 0; |
| char *resource_path_dup; |
| struct list_head *list; |
| const char del[] = "/"; |
| char *resource_name; |
| |
| resource_path_dup = strdup(resource_path); |
| list = &ctx->resources->resource_list; |
| resource_name = strtok(resource_path_dup, del); |
| while (resource_name != NULL) { |
| resource = resource_find_by_name(list, resource_name); |
| if (!resource) |
| goto err_resource_lookup; |
| |
| list = &resource->resource_list; |
| resource_name = strtok(NULL, del); |
| resource_id = resource->id; |
| } |
| free(resource_path_dup); |
| *p_resource_valid = true; |
| *p_resource_id = resource_id; |
| return 0; |
| |
| err_resource_lookup: |
| free(resource_path_dup); |
| return -EINVAL; |
| } |
| |
| static int cmd_resource_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| struct resource_ctx ctx = {}; |
| int err; |
| |
| err = resource_ctx_init(&ctx, dl); |
| if (err) |
| return err; |
| |
| ctx.print_resources = false; |
| err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_RESOURCE_PATH | |
| DL_OPT_RESOURCE_SIZE, 0); |
| if (err) |
| goto out; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_RESOURCE_DUMP, |
| NLM_F_REQUEST); |
| dl_opts_put(nlh, dl); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_resource_dump_cb, &ctx); |
| if (err) { |
| pr_err("error getting resources %s\n", strerror(ctx.err)); |
| goto out; |
| } |
| |
| err = resource_path_parse(&ctx, dl->opts.resource_path, |
| &dl->opts.resource_id, |
| &dl->opts.resource_id_valid); |
| if (err) { |
| pr_err("error parsing resource path %s\n", strerror(-err)); |
| goto out; |
| } |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_RESOURCE_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| dl_opts_put(nlh, dl); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| out: |
| resource_ctx_fini(&ctx); |
| return err; |
| } |
| |
| static int cmd_resource(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| cmd_resource_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show")) { |
| dl_arg_inc(dl); |
| return cmd_resource_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_resource_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void pr_out_region_handle_start(struct dl *dl, struct nlattr **tb) |
| { |
| const char *bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]); |
| const char *dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]); |
| const char *region_name = mnl_attr_get_str(tb[DEVLINK_ATTR_REGION_NAME]); |
| char buf[256]; |
| |
| sprintf(buf, "%s/%s/%s", bus_name, dev_name, region_name); |
| if (dl->json_output) |
| open_json_object(buf); |
| else |
| pr_out("%s:", buf); |
| } |
| |
| static void pr_out_region_handle_end(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_object(); |
| else |
| pr_out("\n"); |
| } |
| |
| static void pr_out_region_snapshots_start(struct dl *dl, bool array) |
| { |
| __pr_out_indent_newline(dl); |
| if (dl->json_output) |
| open_json_array(PRINT_JSON, "snapshot"); |
| else |
| pr_out("snapshot %s", array ? "[" : ""); |
| } |
| |
| static void pr_out_region_snapshots_end(struct dl *dl, bool array) |
| { |
| if (dl->json_output) |
| close_json_array(PRINT_JSON, NULL); |
| else if (array) |
| pr_out("]"); |
| } |
| |
| static void pr_out_region_snapshots_id(struct dl *dl, struct nlattr **tb, int index) |
| { |
| uint32_t snapshot_id; |
| |
| if (!tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID]) |
| return; |
| |
| snapshot_id = mnl_attr_get_u32(tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID]); |
| |
| if (dl->json_output) |
| print_uint(PRINT_JSON, NULL, NULL, snapshot_id); |
| else |
| pr_out("%s%u", index ? " " : "", snapshot_id); |
| } |
| |
| static void pr_out_snapshots(struct dl *dl, struct nlattr **tb) |
| { |
| struct nlattr *tb_snapshot[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *nla_sanpshot; |
| int err, index = 0; |
| |
| pr_out_region_snapshots_start(dl, true); |
| mnl_attr_for_each_nested(nla_sanpshot, tb[DEVLINK_ATTR_REGION_SNAPSHOTS]) { |
| err = mnl_attr_parse_nested(nla_sanpshot, attr_cb, tb_snapshot); |
| if (err != MNL_CB_OK) |
| return; |
| pr_out_region_snapshots_id(dl, tb_snapshot, index++); |
| } |
| pr_out_region_snapshots_end(dl, true); |
| } |
| |
| static void pr_out_snapshot(struct dl *dl, struct nlattr **tb) |
| { |
| pr_out_region_snapshots_start(dl, false); |
| pr_out_region_snapshots_id(dl, tb, 0); |
| pr_out_region_snapshots_end(dl, false); |
| } |
| |
| static void pr_out_region(struct dl *dl, struct nlattr **tb) |
| { |
| pr_out_region_handle_start(dl, tb); |
| |
| if (tb[DEVLINK_ATTR_REGION_SIZE]) |
| pr_out_u64(dl, "size", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_REGION_SIZE])); |
| |
| if (tb[DEVLINK_ATTR_REGION_SNAPSHOTS]) |
| pr_out_snapshots(dl, tb); |
| |
| if (tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID]) |
| pr_out_snapshot(dl, tb); |
| |
| pr_out_region_handle_end(dl); |
| } |
| |
| static int cmd_region_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_REGION_NAME] || !tb[DEVLINK_ATTR_REGION_SIZE]) |
| return MNL_CB_ERROR; |
| |
| pr_out_region(dl, tb); |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_region_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_REGION_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE_REGION, 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "regions"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_region_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static int cmd_region_snapshot_del(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_REGION_DEL, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE_REGION | |
| DL_OPT_REGION_SNAPSHOT_ID, 0); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_region_read_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct nlattr *nla_entry, *nla_chunk_data, *nla_chunk_addr; |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb_field[DEVLINK_ATTR_MAX + 1] = {}; |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| int err; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_REGION_CHUNKS]) |
| return MNL_CB_ERROR; |
| |
| mnl_attr_for_each_nested(nla_entry, tb[DEVLINK_ATTR_REGION_CHUNKS]) { |
| err = mnl_attr_parse_nested(nla_entry, attr_cb, tb_field); |
| if (err != MNL_CB_OK) |
| return MNL_CB_ERROR; |
| |
| nla_chunk_data = tb_field[DEVLINK_ATTR_REGION_CHUNK_DATA]; |
| if (!nla_chunk_data) |
| continue; |
| |
| nla_chunk_addr = tb_field[DEVLINK_ATTR_REGION_CHUNK_ADDR]; |
| if (!nla_chunk_addr) |
| continue; |
| |
| pr_out_region_chunk(dl, mnl_attr_get_payload(nla_chunk_data), |
| mnl_attr_get_payload_len(nla_chunk_data), |
| mnl_attr_get_u64(nla_chunk_addr)); |
| } |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_region_dump(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_REGION_READ, |
| NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE_REGION | |
| DL_OPT_REGION_SNAPSHOT_ID, 0); |
| if (err) |
| return err; |
| |
| pr_out_section_start(dl, "dump"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_region_read_cb, dl); |
| pr_out_section_end(dl); |
| if (!dl->json_output) |
| pr_out("\n"); |
| return err; |
| } |
| |
| static int cmd_region_read(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_REGION_READ, |
| NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE_REGION | |
| DL_OPT_REGION_ADDRESS | DL_OPT_REGION_LENGTH | |
| DL_OPT_REGION_SNAPSHOT_ID, 0); |
| if (err) |
| return err; |
| |
| pr_out_section_start(dl, "read"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_region_read_cb, dl); |
| pr_out_section_end(dl); |
| if (!dl->json_output) |
| pr_out("\n"); |
| return err; |
| } |
| |
| static int cmd_region_snapshot_new(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_REGION_NEW, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE_REGION | |
| DL_OPT_REGION_SNAPSHOT_ID, 0); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static void cmd_region_help(void) |
| { |
| pr_err("Usage: devlink region show [ DEV/REGION ]\n"); |
| pr_err(" devlink region del DEV/REGION snapshot SNAPSHOT_ID\n"); |
| pr_err(" devlink region new DEV/REGION snapshot SNAPSHOT_ID\n"); |
| pr_err(" devlink region dump DEV/REGION [ snapshot SNAPSHOT_ID ]\n"); |
| pr_err(" devlink region read DEV/REGION [ snapshot SNAPSHOT_ID ] address ADDRESS length LENGTH\n"); |
| } |
| |
| static int cmd_region(struct dl *dl) |
| { |
| if (dl_no_arg(dl)) { |
| return cmd_region_show(dl); |
| } else if (dl_argv_match(dl, "help")) { |
| cmd_region_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show")) { |
| dl_arg_inc(dl); |
| return cmd_region_show(dl); |
| } else if (dl_argv_match(dl, "del")) { |
| dl_arg_inc(dl); |
| return cmd_region_snapshot_del(dl); |
| } else if (dl_argv_match(dl, "dump")) { |
| dl_arg_inc(dl); |
| return cmd_region_dump(dl); |
| } else if (dl_argv_match(dl, "read")) { |
| dl_arg_inc(dl); |
| return cmd_region_read(dl); |
| } else if (dl_argv_match(dl, "new")) { |
| dl_arg_inc(dl); |
| return cmd_region_snapshot_new(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int cmd_health_set_params(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, |
| DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD | |
| DL_OPT_HEALTH_REPORTER_AUTO_RECOVER); |
| if (err) |
| return err; |
| |
| dl_opts_put(nlh, dl); |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_health_dump_clear(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0); |
| if (err) |
| return err; |
| |
| dl_opts_put(nlh, dl); |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int fmsg_value_show(struct dl *dl, int type, struct nlattr *nl_data) |
| { |
| uint8_t *data; |
| uint32_t len; |
| |
| check_indent_newline(dl); |
| switch (type) { |
| case MNL_TYPE_FLAG: |
| print_bool(PRINT_ANY, NULL, "%s", mnl_attr_get_u8(nl_data)); |
| break; |
| case MNL_TYPE_U8: |
| print_uint(PRINT_ANY, NULL, "%u", mnl_attr_get_u8(nl_data)); |
| break; |
| case MNL_TYPE_U16: |
| print_uint(PRINT_ANY, NULL, "%u", mnl_attr_get_u16(nl_data)); |
| break; |
| case MNL_TYPE_U32: |
| print_uint(PRINT_ANY, NULL, "%u", mnl_attr_get_u32(nl_data)); |
| break; |
| case MNL_TYPE_U64: |
| print_u64(PRINT_ANY, NULL, "%"PRIu64, mnl_attr_get_u64(nl_data)); |
| break; |
| case MNL_TYPE_NUL_STRING: |
| print_string(PRINT_ANY, NULL, "%s", mnl_attr_get_str(nl_data)); |
| break; |
| case MNL_TYPE_BINARY: |
| len = mnl_attr_get_payload_len(nl_data); |
| data = mnl_attr_get_payload(nl_data); |
| pr_out_binary_value(dl, data, len); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return MNL_CB_OK; |
| } |
| |
| static void pr_out_fmsg_name(struct dl *dl, char **name) |
| { |
| if (!*name) |
| return; |
| |
| pr_out_name(dl, *name); |
| free(*name); |
| *name = NULL; |
| } |
| |
| struct nest_entry { |
| int attr_type; |
| struct list_head list; |
| }; |
| |
| struct fmsg_cb_data { |
| char *name; |
| struct dl *dl; |
| uint8_t value_type; |
| struct list_head entry_list; |
| }; |
| |
| static int cmd_fmsg_nest_queue(struct fmsg_cb_data *fmsg_data, |
| uint8_t *attr_value, bool insert) |
| { |
| struct nest_entry *entry; |
| |
| if (insert) { |
| entry = malloc(sizeof(struct nest_entry)); |
| if (!entry) |
| return -ENOMEM; |
| |
| entry->attr_type = *attr_value; |
| list_add(&entry->list, &fmsg_data->entry_list); |
| } else { |
| if (list_empty(&fmsg_data->entry_list)) |
| return MNL_CB_ERROR; |
| entry = list_first_entry(&fmsg_data->entry_list, |
| struct nest_entry, list); |
| *attr_value = entry->attr_type; |
| list_del(&entry->list); |
| free(entry); |
| } |
| return MNL_CB_OK; |
| } |
| |
| static void pr_out_fmsg_group_start(struct dl *dl, char **name) |
| { |
| __pr_out_newline(); |
| pr_out_fmsg_name(dl, name); |
| __pr_out_newline(); |
| __pr_out_indent_inc(); |
| } |
| |
| static void pr_out_fmsg_group_end(struct dl *dl) |
| { |
| __pr_out_newline(); |
| __pr_out_indent_dec(); |
| } |
| |
| static void pr_out_fmsg_start_object(struct dl *dl, char **name) |
| { |
| if (dl->json_output) { |
| pr_out_fmsg_name(dl, name); |
| open_json_object(NULL); |
| } else { |
| pr_out_fmsg_group_start(dl, name); |
| } |
| } |
| |
| static void pr_out_fmsg_end_object(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_object(); |
| else |
| pr_out_fmsg_group_end(dl); |
| } |
| |
| static void pr_out_fmsg_start_array(struct dl *dl, char **name) |
| { |
| if (dl->json_output) { |
| pr_out_fmsg_name(dl, name); |
| open_json_array(PRINT_JSON, NULL); |
| } else { |
| pr_out_fmsg_group_start(dl, name); |
| } |
| } |
| |
| static void pr_out_fmsg_end_array(struct dl *dl) |
| { |
| if (dl->json_output) |
| close_json_array(PRINT_JSON, NULL); |
| else |
| pr_out_fmsg_group_end(dl); |
| } |
| |
| static int cmd_fmsg_nest(struct fmsg_cb_data *fmsg_data, uint8_t nest_value, |
| bool start) |
| { |
| struct dl *dl = fmsg_data->dl; |
| uint8_t value = nest_value; |
| int err; |
| |
| err = cmd_fmsg_nest_queue(fmsg_data, &value, start); |
| if (err != MNL_CB_OK) |
| return err; |
| |
| switch (value) { |
| case DEVLINK_ATTR_FMSG_OBJ_NEST_START: |
| if (start) |
| pr_out_fmsg_start_object(dl, &fmsg_data->name); |
| else |
| pr_out_fmsg_end_object(dl); |
| break; |
| case DEVLINK_ATTR_FMSG_PAIR_NEST_START: |
| break; |
| case DEVLINK_ATTR_FMSG_ARR_NEST_START: |
| if (start) |
| pr_out_fmsg_start_array(dl, &fmsg_data->name); |
| else |
| pr_out_fmsg_end_array(dl); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_fmsg_object_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct fmsg_cb_data *fmsg_data = data; |
| struct dl *dl = fmsg_data->dl; |
| struct nlattr *nla_object; |
| int attr_type; |
| int err; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_FMSG]) |
| return MNL_CB_ERROR; |
| |
| mnl_attr_for_each_nested(nla_object, tb[DEVLINK_ATTR_FMSG]) { |
| attr_type = mnl_attr_get_type(nla_object); |
| switch (attr_type) { |
| case DEVLINK_ATTR_FMSG_OBJ_NEST_START: |
| case DEVLINK_ATTR_FMSG_PAIR_NEST_START: |
| case DEVLINK_ATTR_FMSG_ARR_NEST_START: |
| err = cmd_fmsg_nest(fmsg_data, attr_type, true); |
| if (err != MNL_CB_OK) |
| return err; |
| break; |
| case DEVLINK_ATTR_FMSG_NEST_END: |
| err = cmd_fmsg_nest(fmsg_data, attr_type, false); |
| if (err != MNL_CB_OK) |
| return err; |
| break; |
| case DEVLINK_ATTR_FMSG_OBJ_NAME: |
| free(fmsg_data->name); |
| fmsg_data->name = strdup(mnl_attr_get_str(nla_object)); |
| if (!fmsg_data->name) |
| return -ENOMEM; |
| break; |
| case DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE: |
| fmsg_data->value_type = mnl_attr_get_u8(nla_object); |
| break; |
| case DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA: |
| pr_out_fmsg_name(dl, &fmsg_data->name); |
| err = fmsg_value_show(dl, fmsg_data->value_type, |
| nla_object); |
| if (err != MNL_CB_OK) |
| return err; |
| break; |
| default: |
| return -EINVAL; |
| } |
| } |
| return MNL_CB_OK; |
| } |
| |
| static void cmd_fmsg_init(struct dl *dl, struct fmsg_cb_data *data) |
| { |
| /* FMSG is dynamic: opening of an object or array causes a |
| * newline. JSON starts with an { or [, but plain text should |
| * not start with a new line. Ensure this by setting |
| * g_new_line_count to 1: avoiding newline before the first |
| * print. |
| */ |
| g_new_line_count = 1; |
| data->name = NULL; |
| data->dl = dl; |
| INIT_LIST_HEAD(&data->entry_list); |
| } |
| |
| static int cmd_health_object_common(struct dl *dl, uint8_t cmd, uint16_t flags) |
| { |
| struct fmsg_cb_data data; |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, cmd, flags | NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0); |
| if (err) |
| return err; |
| |
| cmd_fmsg_init(dl, &data); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_fmsg_object_cb, &data); |
| free(data.name); |
| return err; |
| } |
| |
| static int cmd_health_dump_show(struct dl *dl) |
| { |
| return cmd_health_object_common(dl, |
| DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET, |
| NLM_F_DUMP); |
| } |
| |
| static int cmd_health_diagnose(struct dl *dl) |
| { |
| return cmd_health_object_common(dl, |
| DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE, |
| 0); |
| } |
| |
| static int cmd_health_recover(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_RECOVER, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0); |
| if (err) |
| return err; |
| |
| dl_opts_put(nlh, dl); |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| enum devlink_health_reporter_state { |
| DEVLINK_HEALTH_REPORTER_STATE_HEALTHY, |
| DEVLINK_HEALTH_REPORTER_STATE_ERROR, |
| }; |
| |
| static const char *health_state_name(uint8_t state) |
| { |
| switch (state) { |
| case DEVLINK_HEALTH_REPORTER_STATE_HEALTHY: |
| return HEALTH_REPORTER_STATE_HEALTHY_STR; |
| case DEVLINK_HEALTH_REPORTER_STATE_ERROR: |
| return HEALTH_REPORTER_STATE_ERROR_STR; |
| default: |
| return "<unknown state>"; |
| } |
| } |
| |
| static void pr_out_dump_reporter_format_logtime(struct dl *dl, const struct nlattr *attr) |
| { |
| char dump_date[HEALTH_REPORTER_TIMESTAMP_FMT_LEN]; |
| char dump_time[HEALTH_REPORTER_TIMESTAMP_FMT_LEN]; |
| uint64_t time_ms = mnl_attr_get_u64(attr); |
| struct sysinfo s_info; |
| struct tm *info; |
| time_t now, sec; |
| int err; |
| |
| time(&now); |
| info = localtime(&now); |
| err = sysinfo(&s_info); |
| if (err) |
| goto out; |
| /* Subtract uptime in sec from now yields the time of system |
| * uptime. To this, add time_ms which is the amount of |
| * milliseconds elapsed between uptime and the dump taken. |
| */ |
| sec = now - s_info.uptime + time_ms / 1000; |
| info = localtime(&sec); |
| out: |
| strftime(dump_date, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%Y-%m-%d", info); |
| strftime(dump_time, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%H:%M:%S", info); |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "last_dump_date", "last_dump_date %s", dump_date); |
| print_string(PRINT_ANY, "last_dump_time", " last_dump_time %s", dump_time); |
| } |
| |
| static void pr_out_dump_report_timestamp(struct dl *dl, const struct nlattr *attr) |
| { |
| char dump_date[HEALTH_REPORTER_TIMESTAMP_FMT_LEN]; |
| char dump_time[HEALTH_REPORTER_TIMESTAMP_FMT_LEN]; |
| time_t tv_sec; |
| struct tm *tm; |
| uint64_t ts; |
| |
| ts = mnl_attr_get_u64(attr); |
| tv_sec = ts / 1000000000; |
| tm = localtime(&tv_sec); |
| |
| strftime(dump_date, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%Y-%m-%d", tm); |
| strftime(dump_time, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%H:%M:%S", tm); |
| |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "last_dump_date", "last_dump_date %s", dump_date); |
| print_string(PRINT_ANY, "last_dump_time", " last_dump_time %s", dump_time); |
| } |
| |
| static void pr_out_health(struct dl *dl, struct nlattr **tb_health) |
| { |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| enum devlink_health_reporter_state state; |
| int err; |
| |
| err = mnl_attr_parse_nested(tb_health[DEVLINK_ATTR_HEALTH_REPORTER], |
| attr_cb, tb); |
| if (err != MNL_CB_OK) |
| return; |
| |
| if (!tb[DEVLINK_ATTR_HEALTH_REPORTER_NAME] || |
| !tb[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] || |
| !tb[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] || |
| !tb[DEVLINK_ATTR_HEALTH_REPORTER_STATE]) |
| return; |
| |
| pr_out_handle_start_arr(dl, tb_health); |
| |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "reporter", "reporter %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_HEALTH_REPORTER_NAME])); |
| if (!dl->json_output) { |
| __pr_out_newline(); |
| __pr_out_indent_inc(); |
| } |
| state = mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_STATE]); |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "state", "state %s", health_state_name(state)); |
| pr_out_u64(dl, "error", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT])); |
| pr_out_u64(dl, "recover", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT])); |
| if (tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS]) |
| pr_out_dump_report_timestamp(dl, tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS]); |
| else if (tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS]) |
| pr_out_dump_reporter_format_logtime(dl, tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS]); |
| if (tb[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]) |
| pr_out_u64(dl, "grace_period", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD])); |
| if (tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]) |
| print_bool(PRINT_ANY, "auto_recover", " auto_recover %s", |
| mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER])); |
| |
| __pr_out_indent_dec(); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_health_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_HEALTH_REPORTER]) |
| return MNL_CB_ERROR; |
| |
| pr_out_health(dl, tb); |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_health_show(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_GET, |
| flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | |
| DL_OPT_HEALTH_REPORTER_NAME, 0); |
| if (err) |
| return err; |
| } |
| pr_out_section_start(dl, "health"); |
| |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_health_show_cb, dl); |
| pr_out_section_end(dl); |
| return err; |
| } |
| |
| static void cmd_health_help(void) |
| { |
| pr_err("Usage: devlink health show [ dev DEV reporter REPORTER_NAME ]\n"); |
| pr_err(" devlink health recover DEV reporter REPORTER_NAME\n"); |
| pr_err(" devlink health diagnose DEV reporter REPORTER_NAME\n"); |
| pr_err(" devlink health dump show DEV reporter REPORTER_NAME\n"); |
| pr_err(" devlink health dump clear DEV reporter REPORTER_NAME\n"); |
| pr_err(" devlink health set DEV reporter REPORTER_NAME\n"); |
| pr_err(" [ grace_period MSEC ]\n"); |
| pr_err(" [ auto_recover { true | false } ]\n"); |
| } |
| |
| static int cmd_health(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_health_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_health_show(dl); |
| } else if (dl_argv_match(dl, "recover")) { |
| dl_arg_inc(dl); |
| return cmd_health_recover(dl); |
| } else if (dl_argv_match(dl, "diagnose")) { |
| dl_arg_inc(dl); |
| return cmd_health_diagnose(dl); |
| } else if (dl_argv_match(dl, "dump")) { |
| dl_arg_inc(dl); |
| if (dl_argv_match(dl, "show")) { |
| dl_arg_inc(dl); |
| return cmd_health_dump_show(dl); |
| } else if (dl_argv_match(dl, "clear")) { |
| dl_arg_inc(dl); |
| return cmd_health_dump_clear(dl); |
| } |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_health_set_params(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static const char *trap_type_name(uint8_t type) |
| { |
| switch (type) { |
| case DEVLINK_TRAP_TYPE_DROP: |
| return "drop"; |
| case DEVLINK_TRAP_TYPE_EXCEPTION: |
| return "exception"; |
| default: |
| return "<unknown type>"; |
| } |
| } |
| |
| static const char *trap_action_name(uint8_t action) |
| { |
| switch (action) { |
| case DEVLINK_TRAP_ACTION_DROP: |
| return "drop"; |
| case DEVLINK_TRAP_ACTION_TRAP: |
| return "trap"; |
| default: |
| return "<unknown action>"; |
| } |
| } |
| |
| static const char *trap_metadata_name(const struct nlattr *attr) |
| { |
| switch (attr->nla_type) { |
| case DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT: |
| return "input_port"; |
| case DEVLINK_ATTR_TRAP_METADATA_TYPE_FA_COOKIE: |
| return "flow_action_cookie"; |
| default: |
| return "<unknown metadata type>"; |
| } |
| } |
| static void pr_out_trap_metadata(struct dl *dl, struct nlattr *attr) |
| { |
| struct nlattr *attr_metadata; |
| |
| pr_out_array_start(dl, "metadata"); |
| mnl_attr_for_each_nested(attr_metadata, attr) { |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, NULL, "%s", |
| trap_metadata_name(attr_metadata)); |
| } |
| pr_out_array_end(dl); |
| } |
| |
| static void pr_out_trap(struct dl *dl, struct nlattr **tb, bool array) |
| { |
| uint8_t action = mnl_attr_get_u8(tb[DEVLINK_ATTR_TRAP_ACTION]); |
| uint8_t type = mnl_attr_get_u8(tb[DEVLINK_ATTR_TRAP_TYPE]); |
| |
| if (array) |
| pr_out_handle_start_arr(dl, tb); |
| else |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "name", "name %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_NAME])); |
| print_string(PRINT_ANY, "type", " type %s", trap_type_name(type)); |
| print_bool(PRINT_ANY, "generic", " generic %s", !!tb[DEVLINK_ATTR_TRAP_GENERIC]); |
| print_string(PRINT_ANY, "action", " action %s", trap_action_name(action)); |
| print_string(PRINT_ANY, "group", " group %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_GROUP_NAME])); |
| if (dl->verbose) |
| pr_out_trap_metadata(dl, tb[DEVLINK_ATTR_TRAP_METADATA]); |
| pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_trap_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_NAME] || !tb[DEVLINK_ATTR_TRAP_TYPE] || |
| !tb[DEVLINK_ATTR_TRAP_ACTION] || |
| !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_METADATA] || !tb[DEVLINK_ATTR_STATS]) |
| return MNL_CB_ERROR; |
| |
| pr_out_trap(dl, tb, true); |
| |
| return MNL_CB_OK; |
| } |
| |
| static void cmd_trap_help(void) |
| { |
| pr_err("Usage: devlink trap set DEV trap TRAP [ action { trap | drop } ]\n"); |
| pr_err(" devlink trap show [ DEV trap TRAP ]\n"); |
| pr_err(" devlink trap group set DEV group GROUP [ action { trap | drop } ]\n"); |
| pr_err(" [ policer POLICER ] [ nopolicer ]\n"); |
| pr_err(" devlink trap group show [ DEV group GROUP ]\n"); |
| pr_err(" devlink trap policer set DEV policer POLICER [ rate RATE ] [ burst BURST ]\n"); |
| pr_err(" devlink trap policer show DEV policer POLICER\n"); |
| } |
| |
| static int cmd_trap_show(struct dl *dl) |
| { |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| struct nlmsghdr *nlh; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_TRAP_NAME, 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "trap"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_trap_show_cb, dl); |
| pr_out_section_end(dl); |
| |
| return err; |
| } |
| |
| static int cmd_trap_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, DL_OPT_HANDLE | DL_OPT_TRAP_NAME, |
| DL_OPT_TRAP_ACTION); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static void pr_out_trap_group(struct dl *dl, struct nlattr **tb, bool array) |
| { |
| if (array) |
| pr_out_handle_start_arr(dl, tb); |
| else |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| check_indent_newline(dl); |
| print_string(PRINT_ANY, "name", "name %s", |
| mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_GROUP_NAME])); |
| print_bool(PRINT_ANY, "generic", " generic %s", !!tb[DEVLINK_ATTR_TRAP_GENERIC]); |
| if (tb[DEVLINK_ATTR_TRAP_POLICER_ID]) |
| print_uint(PRINT_ANY, "policer", " policer %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_TRAP_POLICER_ID])); |
| pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_trap_group_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] || !tb[DEVLINK_ATTR_STATS]) |
| return MNL_CB_ERROR; |
| |
| pr_out_trap_group(dl, tb, true); |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_trap_group_show(struct dl *dl) |
| { |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| struct nlmsghdr *nlh; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_GROUP_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_TRAP_GROUP_NAME, |
| 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "trap_group"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_trap_group_show_cb, dl); |
| pr_out_section_end(dl); |
| |
| return err; |
| } |
| |
| static int cmd_trap_group_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_GROUP_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_TRAP_GROUP_NAME, |
| DL_OPT_TRAP_ACTION | DL_OPT_TRAP_POLICER_ID); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_trap_group(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_trap_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_trap_group_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_trap_group_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void pr_out_trap_policer(struct dl *dl, struct nlattr **tb, bool array) |
| { |
| if (array) |
| pr_out_handle_start_arr(dl, tb); |
| else |
| __pr_out_handle_start(dl, tb, true, false); |
| |
| check_indent_newline(dl); |
| print_uint(PRINT_ANY, "policer", "policer %u", |
| mnl_attr_get_u32(tb[DEVLINK_ATTR_TRAP_POLICER_ID])); |
| print_u64(PRINT_ANY, "rate", " rate %llu", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_TRAP_POLICER_RATE])); |
| print_u64(PRINT_ANY, "burst", " burst %llu", |
| mnl_attr_get_u64(tb[DEVLINK_ATTR_TRAP_POLICER_BURST])); |
| if (tb[DEVLINK_ATTR_STATS]) |
| pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]); |
| pr_out_handle_end(dl); |
| } |
| |
| static int cmd_trap_policer_show_cb(const struct nlmsghdr *nlh, void *data) |
| { |
| struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh); |
| struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {}; |
| struct dl *dl = data; |
| |
| mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb); |
| if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] || |
| !tb[DEVLINK_ATTR_TRAP_POLICER_ID] || |
| !tb[DEVLINK_ATTR_TRAP_POLICER_RATE] || |
| !tb[DEVLINK_ATTR_TRAP_POLICER_BURST]) |
| return MNL_CB_ERROR; |
| |
| pr_out_trap_policer(dl, tb, true); |
| |
| return MNL_CB_OK; |
| } |
| |
| static int cmd_trap_policer_show(struct dl *dl) |
| { |
| uint16_t flags = NLM_F_REQUEST | NLM_F_ACK; |
| struct nlmsghdr *nlh; |
| int err; |
| |
| if (dl_argc(dl) == 0) |
| flags |= NLM_F_DUMP; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_POLICER_GET, flags); |
| |
| if (dl_argc(dl) > 0) { |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_TRAP_POLICER_ID, |
| 0); |
| if (err) |
| return err; |
| } |
| |
| pr_out_section_start(dl, "trap_policer"); |
| err = _mnlg_socket_sndrcv(dl->nlg, nlh, cmd_trap_policer_show_cb, dl); |
| pr_out_section_end(dl); |
| |
| return err; |
| } |
| |
| static int cmd_trap_policer_set(struct dl *dl) |
| { |
| struct nlmsghdr *nlh; |
| int err; |
| |
| nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_TRAP_POLICER_SET, |
| NLM_F_REQUEST | NLM_F_ACK); |
| |
| err = dl_argv_parse_put(nlh, dl, |
| DL_OPT_HANDLE | DL_OPT_TRAP_POLICER_ID, |
| DL_OPT_TRAP_POLICER_RATE | |
| DL_OPT_TRAP_POLICER_BURST); |
| if (err) |
| return err; |
| |
| return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); |
| } |
| |
| static int cmd_trap_policer(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_trap_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_trap_policer_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_trap_policer_set(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int cmd_trap(struct dl *dl) |
| { |
| if (dl_argv_match(dl, "help")) { |
| cmd_trap_help(); |
| return 0; |
| } else if (dl_argv_match(dl, "show") || |
| dl_argv_match(dl, "list") || dl_no_arg(dl)) { |
| dl_arg_inc(dl); |
| return cmd_trap_show(dl); |
| } else if (dl_argv_match(dl, "set")) { |
| dl_arg_inc(dl); |
| return cmd_trap_set(dl); |
| } else if (dl_argv_match(dl, "group")) { |
| dl_arg_inc(dl); |
| return cmd_trap_group(dl); |
| } else if (dl_argv_match(dl, "policer")) { |
| dl_arg_inc(dl); |
| return cmd_trap_policer(dl); |
| } |
| pr_err("Command \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static void help(void) |
| { |
| pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n" |
| " devlink [ -f[orce] ] -b[atch] filename -N[etns] netnsname\n" |
| "where OBJECT := { dev | port | sb | monitor | dpipe | resource | region | health | trap }\n" |
| " OPTIONS := { -V[ersion] | -n[o-nice-names] | -j[son] | -p[retty] | -v[erbose] -s[tatistics] }\n"); |
| } |
| |
| static int dl_cmd(struct dl *dl, int argc, char **argv) |
| { |
| dl->argc = argc; |
| dl->argv = argv; |
| |
| if (dl_argv_match(dl, "help") || dl_no_arg(dl)) { |
| help(); |
| return 0; |
| } else if (dl_argv_match(dl, "dev")) { |
| dl_arg_inc(dl); |
| return cmd_dev(dl); |
| } else if (dl_argv_match(dl, "port")) { |
| dl_arg_inc(dl); |
| return cmd_port(dl); |
| } else if (dl_argv_match(dl, "sb")) { |
| dl_arg_inc(dl); |
| return cmd_sb(dl); |
| } else if (dl_argv_match(dl, "monitor")) { |
| dl_arg_inc(dl); |
| return cmd_mon(dl); |
| } else if (dl_argv_match(dl, "dpipe")) { |
| dl_arg_inc(dl); |
| return cmd_dpipe(dl); |
| } else if (dl_argv_match(dl, "resource")) { |
| dl_arg_inc(dl); |
| return cmd_resource(dl); |
| } else if (dl_argv_match(dl, "region")) { |
| dl_arg_inc(dl); |
| return cmd_region(dl); |
| } else if (dl_argv_match(dl, "health")) { |
| dl_arg_inc(dl); |
| return cmd_health(dl); |
| } else if (dl_argv_match(dl, "trap")) { |
| dl_arg_inc(dl); |
| return cmd_trap(dl); |
| } |
| pr_err("Object \"%s\" not found\n", dl_argv(dl)); |
| return -ENOENT; |
| } |
| |
| static int dl_init(struct dl *dl) |
| { |
| int err; |
| |
| dl->nlg = mnlg_socket_open(DEVLINK_GENL_NAME, DEVLINK_GENL_VERSION); |
| if (!dl->nlg) { |
| pr_err("Failed to connect to devlink Netlink\n"); |
| return -errno; |
| } |
| |
| err = ifname_map_init(dl); |
| if (err) { |
| pr_err("Failed to create index map\n"); |
| goto err_ifname_map_create; |
| } |
| new_json_obj_plain(dl->json_output); |
| return 0; |
| |
| err_ifname_map_create: |
| mnlg_socket_close(dl->nlg); |
| return err; |
| } |
| |
| static void dl_fini(struct dl *dl) |
| { |
| delete_json_obj_plain(); |
| ifname_map_fini(dl); |
| mnlg_socket_close(dl->nlg); |
| } |
| |
| static struct dl *dl_alloc(void) |
| { |
| struct dl *dl; |
| |
| dl = calloc(1, sizeof(*dl)); |
| if (!dl) |
| return NULL; |
| return dl; |
| } |
| |
| static void dl_free(struct dl *dl) |
| { |
| free(dl); |
| } |
| |
| static int dl_batch(struct dl *dl, const char *name, bool force) |
| { |
| char *line = NULL; |
| size_t len = 0; |
| int ret = EXIT_SUCCESS; |
| |
| if (name && strcmp(name, "-") != 0) { |
| if (freopen(name, "r", stdin) == NULL) { |
| fprintf(stderr, |
| "Cannot open file \"%s\" for reading: %s\n", |
| name, strerror(errno)); |
| return EXIT_FAILURE; |
| } |
| } |
| |
| cmdlineno = 0; |
| while (getcmdline(&line, &len, stdin) != -1) { |
| char *largv[100]; |
| int largc; |
| |
| largc = makeargs(line, largv, 100); |
| if (!largc) |
| continue; /* blank line */ |
| |
| if (dl_cmd(dl, largc, largv)) { |
| fprintf(stderr, "Command failed %s:%d\n", |
| name, cmdlineno); |
| ret = EXIT_FAILURE; |
| if (!force) |
| break; |
| } |
| } |
| |
| if (line) |
| free(line); |
| |
| return ret; |
| } |
| |
| int main(int argc, char **argv) |
| { |
| static const struct option long_options[] = { |
| { "Version", no_argument, NULL, 'V' }, |
| { "force", no_argument, NULL, 'f' }, |
| { "batch", required_argument, NULL, 'b' }, |
| { "no-nice-names", no_argument, NULL, 'n' }, |
| { "json", no_argument, NULL, 'j' }, |
| { "pretty", no_argument, NULL, 'p' }, |
| { "verbose", no_argument, NULL, 'v' }, |
| { "statistics", no_argument, NULL, 's' }, |
| { "Netns", required_argument, NULL, 'N' }, |
| { NULL, 0, NULL, 0 } |
| }; |
| const char *batch_file = NULL; |
| bool force = false; |
| struct dl *dl; |
| int opt; |
| int err; |
| int ret; |
| |
| dl = dl_alloc(); |
| if (!dl) { |
| pr_err("Failed to allocate memory for devlink\n"); |
| return EXIT_FAILURE; |
| } |
| |
| while ((opt = getopt_long(argc, argv, "Vfb:njpvsN:", |
| long_options, NULL)) >= 0) { |
| |
| switch (opt) { |
| case 'V': |
| printf("devlink utility, iproute2-ss%s\n", SNAPSHOT); |
| ret = EXIT_SUCCESS; |
| goto dl_free; |
| case 'f': |
| force = true; |
| break; |
| case 'b': |
| batch_file = optarg; |
| break; |
| case 'n': |
| dl->no_nice_names = true; |
| break; |
| case 'j': |
| dl->json_output = true; |
| break; |
| case 'p': |
| pretty = true; |
| break; |
| case 'v': |
| dl->verbose = true; |
| break; |
| case 's': |
| dl->stats = true; |
| break; |
| case 'N': |
| if (netns_switch(optarg)) { |
| ret = EXIT_FAILURE; |
| goto dl_free; |
| } |
| break; |
| default: |
| pr_err("Unknown option.\n"); |
| help(); |
| ret = EXIT_FAILURE; |
| goto dl_free; |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| err = dl_init(dl); |
| if (err) { |
| ret = EXIT_FAILURE; |
| goto dl_free; |
| } |
| |
| if (batch_file) |
| err = dl_batch(dl, batch_file, force); |
| else |
| err = dl_cmd(dl, argc, argv); |
| |
| if (err) { |
| ret = EXIT_FAILURE; |
| goto dl_fini; |
| } |
| |
| ret = EXIT_SUCCESS; |
| |
| dl_fini: |
| dl_fini(dl); |
| dl_free: |
| dl_free(dl); |
| |
| return ret; |
| } |