| /* |
| * iplink_bond_slave.c Bonding slave device support |
| * |
| * 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@resnulli.us> |
| */ |
| |
| #include <stdio.h> |
| #include <sys/socket.h> |
| #include <linux/if_bonding.h> |
| |
| #include "rt_names.h" |
| #include "utils.h" |
| #include "ip_common.h" |
| |
| static void print_explain(FILE *f) |
| { |
| fprintf(f, "Usage: ... bond_slave [ queue_id ID ]\n"); |
| } |
| |
| static void explain(void) |
| { |
| print_explain(stderr); |
| } |
| |
| static const char *slave_states[] = { |
| [BOND_STATE_ACTIVE] = "ACTIVE", |
| [BOND_STATE_BACKUP] = "BACKUP", |
| }; |
| |
| static void print_slave_state(FILE *f, struct rtattr *tb) |
| { |
| unsigned int state = rta_getattr_u8(tb); |
| |
| if (state >= ARRAY_SIZE(slave_states)) |
| print_int(PRINT_ANY, "state_index", "state %d ", state); |
| else |
| print_string(PRINT_ANY, |
| "state", |
| "state %s ", |
| slave_states[state]); |
| } |
| |
| static const char *slave_mii_status[] = { |
| [BOND_LINK_UP] = "UP", |
| [BOND_LINK_FAIL] = "GOING_DOWN", |
| [BOND_LINK_DOWN] = "DOWN", |
| [BOND_LINK_BACK] = "GOING_BACK", |
| }; |
| |
| static void print_slave_mii_status(FILE *f, struct rtattr *tb) |
| { |
| unsigned int status = rta_getattr_u8(tb); |
| |
| if (status >= ARRAY_SIZE(slave_mii_status)) |
| print_int(PRINT_ANY, |
| "mii_status_index", |
| "mii_status %d ", |
| status); |
| else |
| print_string(PRINT_ANY, |
| "mii_status", |
| "mii_status %s ", |
| slave_mii_status[status]); |
| } |
| |
| static void print_slave_oper_state(FILE *fp, const char *name, __u16 state) |
| { |
| open_json_array(PRINT_ANY, name); |
| print_string(PRINT_FP, NULL, " <", NULL); |
| #define _PF(s, str) if (state & LACP_STATE_##s) { \ |
| state &= ~LACP_STATE_##s; \ |
| print_string(PRINT_ANY, NULL, \ |
| state ? "%s," : "%s", str); } |
| _PF(LACP_ACTIVITY, "active"); |
| _PF(LACP_TIMEOUT, "short_timeout"); |
| _PF(AGGREGATION, "aggregating"); |
| _PF(SYNCHRONIZATION, "in_sync"); |
| _PF(COLLECTING, "collecting"); |
| _PF(DISTRIBUTING, "distributing"); |
| _PF(DEFAULTED, "defaulted"); |
| _PF(EXPIRED, "expired"); |
| #undef _PF |
| close_json_array(PRINT_ANY, "> "); |
| } |
| |
| static void bond_slave_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[]) |
| { |
| SPRINT_BUF(b1); |
| if (!tb) |
| return; |
| |
| if (tb[IFLA_BOND_SLAVE_STATE]) |
| print_slave_state(f, tb[IFLA_BOND_SLAVE_STATE]); |
| |
| if (tb[IFLA_BOND_SLAVE_MII_STATUS]) |
| print_slave_mii_status(f, tb[IFLA_BOND_SLAVE_MII_STATUS]); |
| |
| if (tb[IFLA_BOND_SLAVE_LINK_FAILURE_COUNT]) |
| print_int(PRINT_ANY, |
| "link_failure_count", |
| "link_failure_count %d ", |
| rta_getattr_u32(tb[IFLA_BOND_SLAVE_LINK_FAILURE_COUNT])); |
| |
| if (tb[IFLA_BOND_SLAVE_PERM_HWADDR]) |
| print_string(PRINT_ANY, |
| "perm_hwaddr", |
| "perm_hwaddr %s ", |
| ll_addr_n2a(RTA_DATA(tb[IFLA_BOND_SLAVE_PERM_HWADDR]), |
| RTA_PAYLOAD(tb[IFLA_BOND_SLAVE_PERM_HWADDR]), |
| 0, b1, sizeof(b1))); |
| |
| if (tb[IFLA_BOND_SLAVE_QUEUE_ID]) |
| print_int(PRINT_ANY, |
| "queue_id", |
| "queue_id %d ", |
| rta_getattr_u16(tb[IFLA_BOND_SLAVE_QUEUE_ID])); |
| |
| if (tb[IFLA_BOND_SLAVE_AD_AGGREGATOR_ID]) |
| print_int(PRINT_ANY, |
| "ad_aggregator_id", |
| "ad_aggregator_id %d ", |
| rta_getattr_u16(tb[IFLA_BOND_SLAVE_AD_AGGREGATOR_ID])); |
| |
| if (tb[IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE]) { |
| __u8 state = rta_getattr_u8(tb[IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE]); |
| |
| print_int(PRINT_ANY, |
| "ad_actor_oper_port_state", |
| "ad_actor_oper_port_state %d ", |
| state); |
| print_slave_oper_state(f, "ad_actor_oper_port_state_str", state); |
| } |
| |
| if (tb[IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE]) { |
| __u16 state = rta_getattr_u8(tb[IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE]); |
| |
| print_int(PRINT_ANY, |
| "ad_partner_oper_port_state", |
| "ad_partner_oper_port_state %d ", |
| state); |
| print_slave_oper_state(f, "ad_partner_oper_port_state_str", state); |
| } |
| } |
| |
| static int bond_slave_parse_opt(struct link_util *lu, int argc, char **argv, |
| struct nlmsghdr *n) |
| { |
| __u16 queue_id; |
| |
| while (argc > 0) { |
| if (matches(*argv, "queue_id") == 0) { |
| NEXT_ARG(); |
| if (get_u16(&queue_id, *argv, 0)) |
| invarg("queue_id is invalid", *argv); |
| addattr16(n, 1024, IFLA_BOND_SLAVE_QUEUE_ID, queue_id); |
| } else { |
| if (matches(*argv, "help") != 0) |
| fprintf(stderr, |
| "bond_slave: unknown option \"%s\"?\n", |
| *argv); |
| explain(); |
| return -1; |
| } |
| argc--, argv++; |
| } |
| |
| return 0; |
| } |
| |
| static void bond_slave_print_help(struct link_util *lu, int argc, char **argv, |
| FILE *f) |
| { |
| print_explain(f); |
| } |
| |
| struct link_util bond_slave_link_util = { |
| .id = "bond_slave", |
| .maxattr = IFLA_BOND_SLAVE_MAX, |
| .print_opt = bond_slave_print_opt, |
| .parse_opt = bond_slave_parse_opt, |
| .print_help = bond_slave_print_help, |
| .parse_ifla_xstats = bond_parse_xstats, |
| .print_ifla_xstats = bond_print_xstats, |
| }; |