| #!/usr/bin/python |
| # The TCM v4 multi-protocol fabric module generation script for drivers/target/$NEW_MOD |
| # |
| # Copyright (c) 2010 Rising Tide Systems |
| # Copyright (c) 2010 Linux-iSCSI.org |
| # |
| # Author: nab@kernel.org |
| # |
| import os, sys |
| import subprocess as sub |
| import string |
| import re |
| import optparse |
| |
| tcm_dir = "" |
| |
| fabric_ops = [] |
| fabric_mod_dir = "" |
| fabric_mod_port = "" |
| fabric_mod_init_port = "" |
| |
| def tcm_mod_err(msg): |
| print msg |
| sys.exit(1) |
| |
| def tcm_mod_create_module_subdir(fabric_mod_dir_var): |
| |
| if os.path.isdir(fabric_mod_dir_var) == True: |
| return 1 |
| |
| print "Creating fabric_mod_dir: " + fabric_mod_dir_var |
| ret = os.mkdir(fabric_mod_dir_var) |
| if ret: |
| tcm_mod_err("Unable to mkdir " + fabric_mod_dir_var) |
| |
| return |
| |
| def tcm_mod_build_FC_include(fabric_mod_dir_var, fabric_mod_name): |
| global fabric_mod_port |
| global fabric_mod_init_port |
| buf = "" |
| |
| f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" |
| print "Writing file: " + f |
| |
| p = open(f, 'w'); |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" |
| buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" |
| buf += "\n" |
| buf += "struct " + fabric_mod_name + "_tpg {\n" |
| buf += " /* FC lport target portal group tag for TCM */\n" |
| buf += " u16 lport_tpgt;\n" |
| buf += " /* Pointer back to " + fabric_mod_name + "_lport */\n" |
| buf += " struct " + fabric_mod_name + "_lport *lport;\n" |
| buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" |
| buf += " struct se_portal_group se_tpg;\n" |
| buf += "};\n" |
| buf += "\n" |
| buf += "struct " + fabric_mod_name + "_lport {\n" |
| buf += " /* Binary World Wide unique Port Name for FC Target Lport */\n" |
| buf += " u64 lport_wwpn;\n" |
| buf += " /* ASCII formatted WWPN for FC Target Lport */\n" |
| buf += " char lport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" |
| buf += " /* Returned by " + fabric_mod_name + "_make_lport() */\n" |
| buf += " struct se_wwn lport_wwn;\n" |
| buf += "};\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| |
| fabric_mod_port = "lport" |
| fabric_mod_init_port = "nport" |
| |
| return |
| |
| def tcm_mod_build_SAS_include(fabric_mod_dir_var, fabric_mod_name): |
| global fabric_mod_port |
| global fabric_mod_init_port |
| buf = "" |
| |
| f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" |
| print "Writing file: " + f |
| |
| p = open(f, 'w'); |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" |
| buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" |
| buf += "\n" |
| buf += "struct " + fabric_mod_name + "_tpg {\n" |
| buf += " /* SAS port target portal group tag for TCM */\n" |
| buf += " u16 tport_tpgt;\n" |
| buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" |
| buf += " struct " + fabric_mod_name + "_tport *tport;\n" |
| buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" |
| buf += " struct se_portal_group se_tpg;\n" |
| buf += "};\n\n" |
| buf += "struct " + fabric_mod_name + "_tport {\n" |
| buf += " /* Binary World Wide unique Port Name for SAS Target port */\n" |
| buf += " u64 tport_wwpn;\n" |
| buf += " /* ASCII formatted WWPN for SAS Target port */\n" |
| buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" |
| buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" |
| buf += " struct se_wwn tport_wwn;\n" |
| buf += "};\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| |
| fabric_mod_port = "tport" |
| fabric_mod_init_port = "iport" |
| |
| return |
| |
| def tcm_mod_build_iSCSI_include(fabric_mod_dir_var, fabric_mod_name): |
| global fabric_mod_port |
| global fabric_mod_init_port |
| buf = "" |
| |
| f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" |
| print "Writing file: " + f |
| |
| p = open(f, 'w'); |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" |
| buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" |
| buf += "\n" |
| buf += "struct " + fabric_mod_name + "_tpg {\n" |
| buf += " /* iSCSI target portal group tag for TCM */\n" |
| buf += " u16 tport_tpgt;\n" |
| buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" |
| buf += " struct " + fabric_mod_name + "_tport *tport;\n" |
| buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" |
| buf += " struct se_portal_group se_tpg;\n" |
| buf += "};\n\n" |
| buf += "struct " + fabric_mod_name + "_tport {\n" |
| buf += " /* ASCII formatted TargetName for IQN */\n" |
| buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" |
| buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" |
| buf += " struct se_wwn tport_wwn;\n" |
| buf += "};\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| |
| fabric_mod_port = "tport" |
| fabric_mod_init_port = "iport" |
| |
| return |
| |
| def tcm_mod_build_base_includes(proto_ident, fabric_mod_dir_val, fabric_mod_name): |
| |
| if proto_ident == "FC": |
| tcm_mod_build_FC_include(fabric_mod_dir_val, fabric_mod_name) |
| elif proto_ident == "SAS": |
| tcm_mod_build_SAS_include(fabric_mod_dir_val, fabric_mod_name) |
| elif proto_ident == "iSCSI": |
| tcm_mod_build_iSCSI_include(fabric_mod_dir_val, fabric_mod_name) |
| else: |
| print "Unsupported proto_ident: " + proto_ident |
| sys.exit(1) |
| |
| return |
| |
| def tcm_mod_build_configfs(proto_ident, fabric_mod_dir_var, fabric_mod_name): |
| buf = "" |
| |
| f = fabric_mod_dir_var + "/" + fabric_mod_name + "_configfs.c" |
| print "Writing file: " + f |
| |
| p = open(f, 'w'); |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| buf = "#include <linux/module.h>\n" |
| buf += "#include <linux/moduleparam.h>\n" |
| buf += "#include <linux/version.h>\n" |
| buf += "#include <generated/utsrelease.h>\n" |
| buf += "#include <linux/utsname.h>\n" |
| buf += "#include <linux/init.h>\n" |
| buf += "#include <linux/slab.h>\n" |
| buf += "#include <linux/kthread.h>\n" |
| buf += "#include <linux/types.h>\n" |
| buf += "#include <linux/string.h>\n" |
| buf += "#include <linux/configfs.h>\n" |
| buf += "#include <linux/ctype.h>\n" |
| buf += "#include <asm/unaligned.h>\n" |
| buf += "#include <scsi/scsi_proto.h>\n\n" |
| buf += "#include <target/target_core_base.h>\n" |
| buf += "#include <target/target_core_fabric.h>\n" |
| buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
| buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" |
| |
| buf += "static const struct target_core_fabric_ops " + fabric_mod_name + "_ops;\n\n" |
| |
| buf += "static struct se_portal_group *" + fabric_mod_name + "_make_tpg(\n" |
| buf += " struct se_wwn *wwn,\n" |
| buf += " struct config_group *group,\n" |
| buf += " const char *name)\n" |
| buf += "{\n" |
| buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + "*" + fabric_mod_port + " = container_of(wwn,\n" |
| buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n\n" |
| buf += " struct " + fabric_mod_name + "_tpg *tpg;\n" |
| buf += " unsigned long tpgt;\n" |
| buf += " int ret;\n\n" |
| buf += " if (strstr(name, \"tpgt_\") != name)\n" |
| buf += " return ERR_PTR(-EINVAL);\n" |
| buf += " if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n" |
| buf += " return ERR_PTR(-EINVAL);\n\n" |
| buf += " tpg = kzalloc(sizeof(struct " + fabric_mod_name + "_tpg), GFP_KERNEL);\n" |
| buf += " if (!tpg) {\n" |
| buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_tpg\");\n" |
| buf += " return ERR_PTR(-ENOMEM);\n" |
| buf += " }\n" |
| buf += " tpg->" + fabric_mod_port + " = " + fabric_mod_port + ";\n" |
| buf += " tpg->" + fabric_mod_port + "_tpgt = tpgt;\n\n" |
| |
| if proto_ident == "FC": |
| buf += " ret = core_tpg_register(wwn, &tpg->se_tpg, SCSI_PROTOCOL_FCP);\n" |
| elif proto_ident == "SAS": |
| buf += " ret = core_tpg_register(wwn, &tpg->se_tpg, SCSI_PROTOCOL_SAS);\n" |
| elif proto_ident == "iSCSI": |
| buf += " ret = core_tpg_register(wwn, &tpg->se_tpg, SCSI_PROTOCOL_ISCSI);\n" |
| |
| buf += " if (ret < 0) {\n" |
| buf += " kfree(tpg);\n" |
| buf += " return NULL;\n" |
| buf += " }\n" |
| buf += " return &tpg->se_tpg;\n" |
| buf += "}\n\n" |
| buf += "static void " + fabric_mod_name + "_drop_tpg(struct se_portal_group *se_tpg)\n" |
| buf += "{\n" |
| buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" |
| buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n\n" |
| buf += " core_tpg_deregister(se_tpg);\n" |
| buf += " kfree(tpg);\n" |
| buf += "}\n\n" |
| |
| buf += "static struct se_wwn *" + fabric_mod_name + "_make_" + fabric_mod_port + "(\n" |
| buf += " struct target_fabric_configfs *tf,\n" |
| buf += " struct config_group *group,\n" |
| buf += " const char *name)\n" |
| buf += "{\n" |
| buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + ";\n" |
| |
| if proto_ident == "FC" or proto_ident == "SAS": |
| buf += " u64 wwpn = 0;\n\n" |
| |
| buf += " /* if (" + fabric_mod_name + "_parse_wwn(name, &wwpn, 1) < 0)\n" |
| buf += " return ERR_PTR(-EINVAL); */\n\n" |
| buf += " " + fabric_mod_port + " = kzalloc(sizeof(struct " + fabric_mod_name + "_" + fabric_mod_port + "), GFP_KERNEL);\n" |
| buf += " if (!" + fabric_mod_port + ") {\n" |
| buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_" + fabric_mod_port + "\");\n" |
| buf += " return ERR_PTR(-ENOMEM);\n" |
| buf += " }\n" |
| |
| if proto_ident == "FC" or proto_ident == "SAS": |
| buf += " " + fabric_mod_port + "->" + fabric_mod_port + "_wwpn = wwpn;\n" |
| |
| buf += " /* " + fabric_mod_name + "_format_wwn(&" + fabric_mod_port + "->" + fabric_mod_port + "_name[0], " + fabric_mod_name.upper() + "_NAMELEN, wwpn); */\n\n" |
| buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_wwn;\n" |
| buf += "}\n\n" |
| buf += "static void " + fabric_mod_name + "_drop_" + fabric_mod_port + "(struct se_wwn *wwn)\n" |
| buf += "{\n" |
| buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = container_of(wwn,\n" |
| buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n" |
| buf += " kfree(" + fabric_mod_port + ");\n" |
| buf += "}\n\n" |
| |
| buf += "static const struct target_core_fabric_ops " + fabric_mod_name + "_ops = {\n" |
| buf += " .module = THIS_MODULE,\n" |
| buf += " .name = \"" + fabric_mod_name + "\",\n" |
| buf += " .get_fabric_name = " + fabric_mod_name + "_get_fabric_name,\n" |
| buf += " .tpg_get_wwn = " + fabric_mod_name + "_get_fabric_wwn,\n" |
| buf += " .tpg_get_tag = " + fabric_mod_name + "_get_tag,\n" |
| buf += " .tpg_check_demo_mode = " + fabric_mod_name + "_check_false,\n" |
| buf += " .tpg_check_demo_mode_cache = " + fabric_mod_name + "_check_true,\n" |
| buf += " .tpg_check_demo_mode_write_protect = " + fabric_mod_name + "_check_true,\n" |
| buf += " .tpg_check_prod_mode_write_protect = " + fabric_mod_name + "_check_false,\n" |
| buf += " .tpg_get_inst_index = " + fabric_mod_name + "_tpg_get_inst_index,\n" |
| buf += " .release_cmd = " + fabric_mod_name + "_release_cmd,\n" |
| buf += " .sess_get_index = " + fabric_mod_name + "_sess_get_index,\n" |
| buf += " .sess_get_initiator_sid = NULL,\n" |
| buf += " .write_pending = " + fabric_mod_name + "_write_pending,\n" |
| buf += " .write_pending_status = " + fabric_mod_name + "_write_pending_status,\n" |
| buf += " .set_default_node_attributes = " + fabric_mod_name + "_set_default_node_attrs,\n" |
| buf += " .get_cmd_state = " + fabric_mod_name + "_get_cmd_state,\n" |
| buf += " .queue_data_in = " + fabric_mod_name + "_queue_data_in,\n" |
| buf += " .queue_status = " + fabric_mod_name + "_queue_status,\n" |
| buf += " .queue_tm_rsp = " + fabric_mod_name + "_queue_tm_rsp,\n" |
| buf += " .aborted_task = " + fabric_mod_name + "_aborted_task,\n" |
| buf += " /*\n" |
| buf += " * Setup function pointers for generic logic in target_core_fabric_configfs.c\n" |
| buf += " */\n" |
| buf += " .fabric_make_wwn = " + fabric_mod_name + "_make_" + fabric_mod_port + ",\n" |
| buf += " .fabric_drop_wwn = " + fabric_mod_name + "_drop_" + fabric_mod_port + ",\n" |
| buf += " .fabric_make_tpg = " + fabric_mod_name + "_make_tpg,\n" |
| buf += " .fabric_drop_tpg = " + fabric_mod_name + "_drop_tpg,\n" |
| buf += "};\n\n" |
| |
| buf += "static int __init " + fabric_mod_name + "_init(void)\n" |
| buf += "{\n" |
| buf += " return target_register_template(&" + fabric_mod_name + "_ops);\n" |
| buf += "};\n\n" |
| |
| buf += "static void __exit " + fabric_mod_name + "_exit(void)\n" |
| buf += "{\n" |
| buf += " target_unregister_template(&" + fabric_mod_name + "_ops);\n" |
| buf += "};\n\n" |
| |
| buf += "MODULE_DESCRIPTION(\"" + fabric_mod_name.upper() + " series fabric driver\");\n" |
| buf += "MODULE_LICENSE(\"GPL\");\n" |
| buf += "module_init(" + fabric_mod_name + "_init);\n" |
| buf += "module_exit(" + fabric_mod_name + "_exit);\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| |
| return |
| |
| def tcm_mod_scan_fabric_ops(tcm_dir): |
| |
| fabric_ops_api = tcm_dir + "include/target/target_core_fabric.h" |
| |
| print "Using tcm_mod_scan_fabric_ops: " + fabric_ops_api |
| process_fo = 0; |
| |
| p = open(fabric_ops_api, 'r') |
| |
| line = p.readline() |
| while line: |
| if process_fo == 0 and re.search('struct target_core_fabric_ops {', line): |
| line = p.readline() |
| continue |
| |
| if process_fo == 0: |
| process_fo = 1; |
| line = p.readline() |
| # Search for function pointer |
| if not re.search('\(\*', line): |
| continue |
| |
| fabric_ops.append(line.rstrip()) |
| continue |
| |
| line = p.readline() |
| # Search for function pointer |
| if not re.search('\(\*', line): |
| continue |
| |
| fabric_ops.append(line.rstrip()) |
| |
| p.close() |
| return |
| |
| def tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir_var, fabric_mod_name): |
| buf = "" |
| bufi = "" |
| |
| f = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.c" |
| print "Writing file: " + f |
| |
| p = open(f, 'w') |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| fi = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.h" |
| print "Writing file: " + fi |
| |
| pi = open(fi, 'w') |
| if not pi: |
| tcm_mod_err("Unable to open file: " + fi) |
| |
| buf = "#include <linux/slab.h>\n" |
| buf += "#include <linux/kthread.h>\n" |
| buf += "#include <linux/types.h>\n" |
| buf += "#include <linux/list.h>\n" |
| buf += "#include <linux/types.h>\n" |
| buf += "#include <linux/string.h>\n" |
| buf += "#include <linux/ctype.h>\n" |
| buf += "#include <asm/unaligned.h>\n" |
| buf += "#include <scsi/scsi_common.h>\n" |
| buf += "#include <scsi/scsi_proto.h>\n" |
| buf += "#include <target/target_core_base.h>\n" |
| buf += "#include <target/target_core_fabric.h>\n" |
| buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
| buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" |
| |
| buf += "int " + fabric_mod_name + "_check_true(struct se_portal_group *se_tpg)\n" |
| buf += "{\n" |
| buf += " return 1;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_check_true(struct se_portal_group *);\n" |
| |
| buf += "int " + fabric_mod_name + "_check_false(struct se_portal_group *se_tpg)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_check_false(struct se_portal_group *);\n" |
| |
| total_fabric_ops = len(fabric_ops) |
| i = 0 |
| |
| while i < total_fabric_ops: |
| fo = fabric_ops[i] |
| i += 1 |
| # print "fabric_ops: " + fo |
| |
| if re.search('get_fabric_name', fo): |
| buf += "char *" + fabric_mod_name + "_get_fabric_name(void)\n" |
| buf += "{\n" |
| buf += " return \"" + fabric_mod_name + "\";\n" |
| buf += "}\n\n" |
| bufi += "char *" + fabric_mod_name + "_get_fabric_name(void);\n" |
| continue |
| |
| if re.search('get_wwn', fo): |
| buf += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *se_tpg)\n" |
| buf += "{\n" |
| buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" |
| buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" |
| buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n\n" |
| buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_name[0];\n" |
| buf += "}\n\n" |
| bufi += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *);\n" |
| |
| if re.search('get_tag', fo): |
| buf += "u16 " + fabric_mod_name + "_get_tag(struct se_portal_group *se_tpg)\n" |
| buf += "{\n" |
| buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" |
| buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" |
| buf += " return tpg->" + fabric_mod_port + "_tpgt;\n" |
| buf += "}\n\n" |
| bufi += "u16 " + fabric_mod_name + "_get_tag(struct se_portal_group *);\n" |
| |
| if re.search('tpg_get_inst_index\)\(', fo): |
| buf += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *se_tpg)\n" |
| buf += "{\n" |
| buf += " return 1;\n" |
| buf += "}\n\n" |
| bufi += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *);\n" |
| |
| if re.search('\*release_cmd\)\(', fo): |
| buf += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return;\n" |
| buf += "}\n\n" |
| bufi += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *);\n" |
| |
| if re.search('sess_get_index\)\(', fo): |
| buf += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *se_sess)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *);\n" |
| |
| if re.search('write_pending\)\(', fo): |
| buf += "int " + fabric_mod_name + "_write_pending(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_write_pending(struct se_cmd *);\n" |
| |
| if re.search('write_pending_status\)\(', fo): |
| buf += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *);\n" |
| |
| if re.search('set_default_node_attributes\)\(', fo): |
| buf += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *nacl)\n" |
| buf += "{\n" |
| buf += " return;\n" |
| buf += "}\n\n" |
| bufi += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *);\n" |
| |
| if re.search('get_cmd_state\)\(', fo): |
| buf += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *);\n" |
| |
| if re.search('queue_data_in\)\(', fo): |
| buf += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *);\n" |
| |
| if re.search('queue_status\)\(', fo): |
| buf += "int " + fabric_mod_name + "_queue_status(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return 0;\n" |
| buf += "}\n\n" |
| bufi += "int " + fabric_mod_name + "_queue_status(struct se_cmd *);\n" |
| |
| if re.search('queue_tm_rsp\)\(', fo): |
| buf += "void " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return;\n" |
| buf += "}\n\n" |
| bufi += "void " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *);\n" |
| |
| if re.search('aborted_task\)\(', fo): |
| buf += "void " + fabric_mod_name + "_aborted_task(struct se_cmd *se_cmd)\n" |
| buf += "{\n" |
| buf += " return;\n" |
| buf += "}\n\n" |
| bufi += "void " + fabric_mod_name + "_aborted_task(struct se_cmd *);\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| |
| ret = pi.write(bufi) |
| if ret: |
| tcm_mod_err("Unable to write fi: " + fi) |
| |
| pi.close() |
| return |
| |
| def tcm_mod_build_kbuild(fabric_mod_dir_var, fabric_mod_name): |
| |
| buf = "" |
| f = fabric_mod_dir_var + "/Makefile" |
| print "Writing file: " + f |
| |
| p = open(f, 'w') |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| buf += fabric_mod_name + "-objs := " + fabric_mod_name + "_fabric.o \\\n" |
| buf += " " + fabric_mod_name + "_configfs.o\n" |
| buf += "obj-$(CONFIG_" + fabric_mod_name.upper() + ") += " + fabric_mod_name + ".o\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| return |
| |
| def tcm_mod_build_kconfig(fabric_mod_dir_var, fabric_mod_name): |
| |
| buf = "" |
| f = fabric_mod_dir_var + "/Kconfig" |
| print "Writing file: " + f |
| |
| p = open(f, 'w') |
| if not p: |
| tcm_mod_err("Unable to open file: " + f) |
| |
| buf = "config " + fabric_mod_name.upper() + "\n" |
| buf += " tristate \"" + fabric_mod_name.upper() + " fabric module\"\n" |
| buf += " depends on TARGET_CORE && CONFIGFS_FS\n" |
| buf += " default n\n" |
| buf += " ---help---\n" |
| buf += " Say Y here to enable the " + fabric_mod_name.upper() + " fabric module\n" |
| |
| ret = p.write(buf) |
| if ret: |
| tcm_mod_err("Unable to write f: " + f) |
| |
| p.close() |
| return |
| |
| def tcm_mod_add_kbuild(tcm_dir, fabric_mod_name): |
| buf = "obj-$(CONFIG_" + fabric_mod_name.upper() + ") += " + fabric_mod_name.lower() + "/\n" |
| kbuild = tcm_dir + "/drivers/target/Makefile" |
| |
| f = open(kbuild, 'a') |
| f.write(buf) |
| f.close() |
| return |
| |
| def tcm_mod_add_kconfig(tcm_dir, fabric_mod_name): |
| buf = "source \"drivers/target/" + fabric_mod_name.lower() + "/Kconfig\"\n" |
| kconfig = tcm_dir + "/drivers/target/Kconfig" |
| |
| f = open(kconfig, 'a') |
| f.write(buf) |
| f.close() |
| return |
| |
| def main(modname, proto_ident): |
| # proto_ident = "FC" |
| # proto_ident = "SAS" |
| # proto_ident = "iSCSI" |
| |
| tcm_dir = os.getcwd(); |
| tcm_dir += "/../../" |
| print "tcm_dir: " + tcm_dir |
| fabric_mod_name = modname |
| fabric_mod_dir = tcm_dir + "drivers/target/" + fabric_mod_name |
| print "Set fabric_mod_name: " + fabric_mod_name |
| print "Set fabric_mod_dir: " + fabric_mod_dir |
| print "Using proto_ident: " + proto_ident |
| |
| if proto_ident != "FC" and proto_ident != "SAS" and proto_ident != "iSCSI": |
| print "Unsupported proto_ident: " + proto_ident |
| sys.exit(1) |
| |
| ret = tcm_mod_create_module_subdir(fabric_mod_dir) |
| if ret: |
| print "tcm_mod_create_module_subdir() failed because module already exists!" |
| sys.exit(1) |
| |
| tcm_mod_build_base_includes(proto_ident, fabric_mod_dir, fabric_mod_name) |
| tcm_mod_scan_fabric_ops(tcm_dir) |
| tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir, fabric_mod_name) |
| tcm_mod_build_configfs(proto_ident, fabric_mod_dir, fabric_mod_name) |
| tcm_mod_build_kbuild(fabric_mod_dir, fabric_mod_name) |
| tcm_mod_build_kconfig(fabric_mod_dir, fabric_mod_name) |
| |
| input = raw_input("Would you like to add " + fabric_mod_name + " to drivers/target/Makefile..? [yes,no]: ") |
| if input == "yes" or input == "y": |
| tcm_mod_add_kbuild(tcm_dir, fabric_mod_name) |
| |
| input = raw_input("Would you like to add " + fabric_mod_name + " to drivers/target/Kconfig..? [yes,no]: ") |
| if input == "yes" or input == "y": |
| tcm_mod_add_kconfig(tcm_dir, fabric_mod_name) |
| |
| return |
| |
| parser = optparse.OptionParser() |
| parser.add_option('-m', '--modulename', help='Module name', dest='modname', |
| action='store', nargs=1, type='string') |
| parser.add_option('-p', '--protoident', help='Protocol Ident', dest='protoident', |
| action='store', nargs=1, type='string') |
| |
| (opts, args) = parser.parse_args() |
| |
| mandatories = ['modname', 'protoident'] |
| for m in mandatories: |
| if not opts.__dict__[m]: |
| print "mandatory option is missing\n" |
| parser.print_help() |
| exit(-1) |
| |
| if __name__ == "__main__": |
| |
| main(str(opts.modname), opts.protoident) |
