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656 lines
22 KiB
656 lines
22 KiB
#!/usr/bin/env python |
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# The TCM v4 multi-protocol fabric module generation script for drivers/target/$NEW_MOD |
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# |
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# Copyright (c) 2010 Rising Tide Systems |
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# Copyright (c) 2010 Linux-iSCSI.org |
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# |
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# Author: [email protected] |
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# |
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import os, sys |
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import subprocess as sub |
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import string |
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import re |
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import optparse |
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tcm_dir = "" |
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fabric_ops = [] |
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fabric_mod_dir = "" |
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fabric_mod_port = "" |
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fabric_mod_init_port = "" |
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def tcm_mod_err(msg): |
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print msg |
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sys.exit(1) |
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def tcm_mod_create_module_subdir(fabric_mod_dir_var): |
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if os.path.isdir(fabric_mod_dir_var) == True: |
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return 1 |
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print "Creating fabric_mod_dir: " + fabric_mod_dir_var |
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ret = os.mkdir(fabric_mod_dir_var) |
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if ret: |
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tcm_mod_err("Unable to mkdir " + fabric_mod_dir_var) |
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return |
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def tcm_mod_build_FC_include(fabric_mod_dir_var, fabric_mod_name): |
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global fabric_mod_port |
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global fabric_mod_init_port |
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buf = "" |
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f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" |
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print "Writing file: " + f |
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p = open(f, 'w'); |
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if not p: |
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tcm_mod_err("Unable to open file: " + f) |
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buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" |
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buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" |
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buf += "\n" |
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buf += "struct " + fabric_mod_name + "_tpg {\n" |
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buf += " /* FC lport target portal group tag for TCM */\n" |
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buf += " u16 lport_tpgt;\n" |
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buf += " /* Pointer back to " + fabric_mod_name + "_lport */\n" |
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buf += " struct " + fabric_mod_name + "_lport *lport;\n" |
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buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" |
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buf += " struct se_portal_group se_tpg;\n" |
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buf += "};\n" |
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buf += "\n" |
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buf += "struct " + fabric_mod_name + "_lport {\n" |
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buf += " /* Binary World Wide unique Port Name for FC Target Lport */\n" |
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buf += " u64 lport_wwpn;\n" |
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buf += " /* ASCII formatted WWPN for FC Target Lport */\n" |
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buf += " char lport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" |
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buf += " /* Returned by " + fabric_mod_name + "_make_lport() */\n" |
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buf += " struct se_wwn lport_wwn;\n" |
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buf += "};\n" |
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ret = p.write(buf) |
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if ret: |
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tcm_mod_err("Unable to write f: " + f) |
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p.close() |
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fabric_mod_port = "lport" |
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fabric_mod_init_port = "nport" |
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return |
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def tcm_mod_build_SAS_include(fabric_mod_dir_var, fabric_mod_name): |
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global fabric_mod_port |
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global fabric_mod_init_port |
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buf = "" |
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f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" |
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print "Writing file: " + f |
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p = open(f, 'w'); |
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if not p: |
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tcm_mod_err("Unable to open file: " + f) |
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buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" |
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buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" |
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buf += "\n" |
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buf += "struct " + fabric_mod_name + "_tpg {\n" |
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buf += " /* SAS port target portal group tag for TCM */\n" |
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buf += " u16 tport_tpgt;\n" |
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buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" |
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buf += " struct " + fabric_mod_name + "_tport *tport;\n" |
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buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" |
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buf += " struct se_portal_group se_tpg;\n" |
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buf += "};\n\n" |
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buf += "struct " + fabric_mod_name + "_tport {\n" |
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buf += " /* Binary World Wide unique Port Name for SAS Target port */\n" |
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buf += " u64 tport_wwpn;\n" |
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buf += " /* ASCII formatted WWPN for SAS Target port */\n" |
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buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" |
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buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" |
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buf += " struct se_wwn tport_wwn;\n" |
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buf += "};\n" |
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ret = p.write(buf) |
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if ret: |
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tcm_mod_err("Unable to write f: " + f) |
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p.close() |
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fabric_mod_port = "tport" |
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fabric_mod_init_port = "iport" |
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return |
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def tcm_mod_build_iSCSI_include(fabric_mod_dir_var, fabric_mod_name): |
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global fabric_mod_port |
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global fabric_mod_init_port |
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buf = "" |
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f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" |
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print "Writing file: " + f |
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p = open(f, 'w'); |
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if not p: |
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tcm_mod_err("Unable to open file: " + f) |
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buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" |
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buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" |
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buf += "\n" |
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buf += "struct " + fabric_mod_name + "_tpg {\n" |
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buf += " /* iSCSI target portal group tag for TCM */\n" |
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buf += " u16 tport_tpgt;\n" |
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buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" |
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buf += " struct " + fabric_mod_name + "_tport *tport;\n" |
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buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" |
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buf += " struct se_portal_group se_tpg;\n" |
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buf += "};\n\n" |
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buf += "struct " + fabric_mod_name + "_tport {\n" |
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buf += " /* ASCII formatted TargetName for IQN */\n" |
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buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" |
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buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" |
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buf += " struct se_wwn tport_wwn;\n" |
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buf += "};\n" |
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ret = p.write(buf) |
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if ret: |
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tcm_mod_err("Unable to write f: " + f) |
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p.close() |
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fabric_mod_port = "tport" |
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fabric_mod_init_port = "iport" |
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return |
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def tcm_mod_build_base_includes(proto_ident, fabric_mod_dir_val, fabric_mod_name): |
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if proto_ident == "FC": |
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tcm_mod_build_FC_include(fabric_mod_dir_val, fabric_mod_name) |
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elif proto_ident == "SAS": |
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tcm_mod_build_SAS_include(fabric_mod_dir_val, fabric_mod_name) |
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elif proto_ident == "iSCSI": |
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tcm_mod_build_iSCSI_include(fabric_mod_dir_val, fabric_mod_name) |
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else: |
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print "Unsupported proto_ident: " + proto_ident |
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sys.exit(1) |
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return |
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def tcm_mod_build_configfs(proto_ident, fabric_mod_dir_var, fabric_mod_name): |
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buf = "" |
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f = fabric_mod_dir_var + "/" + fabric_mod_name + "_configfs.c" |
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print "Writing file: " + f |
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p = open(f, 'w'); |
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if not p: |
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tcm_mod_err("Unable to open file: " + f) |
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buf = "#include <linux/module.h>\n" |
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buf += "#include <linux/moduleparam.h>\n" |
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buf += "#include <linux/version.h>\n" |
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buf += "#include <generated/utsrelease.h>\n" |
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buf += "#include <linux/utsname.h>\n" |
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buf += "#include <linux/init.h>\n" |
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buf += "#include <linux/slab.h>\n" |
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buf += "#include <linux/kthread.h>\n" |
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buf += "#include <linux/types.h>\n" |
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buf += "#include <linux/string.h>\n" |
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buf += "#include <linux/configfs.h>\n" |
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buf += "#include <linux/ctype.h>\n" |
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buf += "#include <asm/unaligned.h>\n" |
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buf += "#include <scsi/scsi_proto.h>\n\n" |
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buf += "#include <target/target_core_base.h>\n" |
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buf += "#include <target/target_core_fabric.h>\n" |
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buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
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buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" |
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buf += "static const struct target_core_fabric_ops " + fabric_mod_name + "_ops;\n\n" |
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buf += "static struct se_portal_group *" + fabric_mod_name + "_make_tpg(\n" |
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buf += " struct se_wwn *wwn,\n" |
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buf += " struct config_group *group,\n" |
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buf += " const char *name)\n" |
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buf += "{\n" |
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buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + "*" + fabric_mod_port + " = container_of(wwn,\n" |
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buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n\n" |
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buf += " struct " + fabric_mod_name + "_tpg *tpg;\n" |
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buf += " unsigned long tpgt;\n" |
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buf += " int ret;\n\n" |
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buf += " if (strstr(name, \"tpgt_\") != name)\n" |
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buf += " return ERR_PTR(-EINVAL);\n" |
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buf += " if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n" |
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buf += " return ERR_PTR(-EINVAL);\n\n" |
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buf += " tpg = kzalloc(sizeof(struct " + fabric_mod_name + "_tpg), GFP_KERNEL);\n" |
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buf += " if (!tpg) {\n" |
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buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_tpg\");\n" |
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buf += " return ERR_PTR(-ENOMEM);\n" |
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buf += " }\n" |
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buf += " tpg->" + fabric_mod_port + " = " + fabric_mod_port + ";\n" |
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buf += " tpg->" + fabric_mod_port + "_tpgt = tpgt;\n\n" |
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if proto_ident == "FC": |
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buf += " ret = core_tpg_register(wwn, &tpg->se_tpg, SCSI_PROTOCOL_FCP);\n" |
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elif proto_ident == "SAS": |
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buf += " ret = core_tpg_register(wwn, &tpg->se_tpg, SCSI_PROTOCOL_SAS);\n" |
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elif proto_ident == "iSCSI": |
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buf += " ret = core_tpg_register(wwn, &tpg->se_tpg, SCSI_PROTOCOL_ISCSI);\n" |
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buf += " if (ret < 0) {\n" |
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buf += " kfree(tpg);\n" |
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buf += " return NULL;\n" |
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buf += " }\n" |
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buf += " return &tpg->se_tpg;\n" |
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buf += "}\n\n" |
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buf += "static void " + fabric_mod_name + "_drop_tpg(struct se_portal_group *se_tpg)\n" |
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buf += "{\n" |
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buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" |
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buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n\n" |
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buf += " core_tpg_deregister(se_tpg);\n" |
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buf += " kfree(tpg);\n" |
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buf += "}\n\n" |
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buf += "static struct se_wwn *" + fabric_mod_name + "_make_" + fabric_mod_port + "(\n" |
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buf += " struct target_fabric_configfs *tf,\n" |
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buf += " struct config_group *group,\n" |
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buf += " const char *name)\n" |
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buf += "{\n" |
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buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + ";\n" |
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if proto_ident == "FC" or proto_ident == "SAS": |
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buf += " u64 wwpn = 0;\n\n" |
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buf += " /* if (" + fabric_mod_name + "_parse_wwn(name, &wwpn, 1) < 0)\n" |
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buf += " return ERR_PTR(-EINVAL); */\n\n" |
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buf += " " + fabric_mod_port + " = kzalloc(sizeof(struct " + fabric_mod_name + "_" + fabric_mod_port + "), GFP_KERNEL);\n" |
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buf += " if (!" + fabric_mod_port + ") {\n" |
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buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_" + fabric_mod_port + "\");\n" |
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buf += " return ERR_PTR(-ENOMEM);\n" |
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buf += " }\n" |
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if proto_ident == "FC" or proto_ident == "SAS": |
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buf += " " + fabric_mod_port + "->" + fabric_mod_port + "_wwpn = wwpn;\n" |
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buf += " /* " + fabric_mod_name + "_format_wwn(&" + fabric_mod_port + "->" + fabric_mod_port + "_name[0], " + fabric_mod_name.upper() + "_NAMELEN, wwpn); */\n\n" |
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buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_wwn;\n" |
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buf += "}\n\n" |
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buf += "static void " + fabric_mod_name + "_drop_" + fabric_mod_port + "(struct se_wwn *wwn)\n" |
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buf += "{\n" |
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buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = container_of(wwn,\n" |
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buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n" |
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buf += " kfree(" + fabric_mod_port + ");\n" |
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buf += "}\n\n" |
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buf += "static const struct target_core_fabric_ops " + fabric_mod_name + "_ops = {\n" |
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buf += " .module = THIS_MODULE,\n" |
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buf += " .name = \"" + fabric_mod_name + "\",\n" |
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buf += " .get_fabric_name = " + fabric_mod_name + "_get_fabric_name,\n" |
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buf += " .tpg_get_wwn = " + fabric_mod_name + "_get_fabric_wwn,\n" |
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buf += " .tpg_get_tag = " + fabric_mod_name + "_get_tag,\n" |
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buf += " .tpg_check_demo_mode = " + fabric_mod_name + "_check_false,\n" |
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buf += " .tpg_check_demo_mode_cache = " + fabric_mod_name + "_check_true,\n" |
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buf += " .tpg_check_demo_mode_write_protect = " + fabric_mod_name + "_check_true,\n" |
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buf += " .tpg_check_prod_mode_write_protect = " + fabric_mod_name + "_check_false,\n" |
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buf += " .tpg_get_inst_index = " + fabric_mod_name + "_tpg_get_inst_index,\n" |
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buf += " .release_cmd = " + fabric_mod_name + "_release_cmd,\n" |
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buf += " .sess_get_index = " + fabric_mod_name + "_sess_get_index,\n" |
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buf += " .sess_get_initiator_sid = NULL,\n" |
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buf += " .write_pending = " + fabric_mod_name + "_write_pending,\n" |
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buf += " .set_default_node_attributes = " + fabric_mod_name + "_set_default_node_attrs,\n" |
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buf += " .get_cmd_state = " + fabric_mod_name + "_get_cmd_state,\n" |
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buf += " .queue_data_in = " + fabric_mod_name + "_queue_data_in,\n" |
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buf += " .queue_status = " + fabric_mod_name + "_queue_status,\n" |
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buf += " .queue_tm_rsp = " + fabric_mod_name + "_queue_tm_rsp,\n" |
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buf += " .aborted_task = " + fabric_mod_name + "_aborted_task,\n" |
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buf += " /*\n" |
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buf += " * Setup function pointers for generic logic in target_core_fabric_configfs.c\n" |
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buf += " */\n" |
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buf += " .fabric_make_wwn = " + fabric_mod_name + "_make_" + fabric_mod_port + ",\n" |
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buf += " .fabric_drop_wwn = " + fabric_mod_name + "_drop_" + fabric_mod_port + ",\n" |
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buf += " .fabric_make_tpg = " + fabric_mod_name + "_make_tpg,\n" |
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buf += " .fabric_drop_tpg = " + fabric_mod_name + "_drop_tpg,\n" |
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buf += "};\n\n" |
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buf += "static int __init " + fabric_mod_name + "_init(void)\n" |
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buf += "{\n" |
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buf += " return target_register_template(&" + fabric_mod_name + "_ops);\n" |
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buf += "};\n\n" |
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buf += "static void __exit " + fabric_mod_name + "_exit(void)\n" |
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buf += "{\n" |
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buf += " target_unregister_template(&" + fabric_mod_name + "_ops);\n" |
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buf += "};\n\n" |
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buf += "MODULE_DESCRIPTION(\"" + fabric_mod_name.upper() + " series fabric driver\");\n" |
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buf += "MODULE_LICENSE(\"GPL\");\n" |
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buf += "module_init(" + fabric_mod_name + "_init);\n" |
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buf += "module_exit(" + fabric_mod_name + "_exit);\n" |
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ret = p.write(buf) |
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if ret: |
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tcm_mod_err("Unable to write f: " + f) |
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p.close() |
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return |
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def tcm_mod_scan_fabric_ops(tcm_dir): |
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fabric_ops_api = tcm_dir + "include/target/target_core_fabric.h" |
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print "Using tcm_mod_scan_fabric_ops: " + fabric_ops_api |
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process_fo = 0; |
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p = open(fabric_ops_api, 'r') |
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line = p.readline() |
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while line: |
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if process_fo == 0 and re.search('struct target_core_fabric_ops {', line): |
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line = p.readline() |
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continue |
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if process_fo == 0: |
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process_fo = 1; |
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line = p.readline() |
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# Search for function pointer |
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if not re.search('\(\*', line): |
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continue |
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fabric_ops.append(line.rstrip()) |
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continue |
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line = p.readline() |
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# Search for function pointer |
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if not re.search('\(\*', line): |
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continue |
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fabric_ops.append(line.rstrip()) |
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p.close() |
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return |
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def tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir_var, fabric_mod_name): |
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buf = "" |
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bufi = "" |
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f = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.c" |
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print "Writing file: " + f |
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p = open(f, 'w') |
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if not p: |
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tcm_mod_err("Unable to open file: " + f) |
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fi = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.h" |
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print "Writing file: " + fi |
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pi = open(fi, 'w') |
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if not pi: |
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tcm_mod_err("Unable to open file: " + fi) |
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buf = "#include <linux/slab.h>\n" |
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buf += "#include <linux/kthread.h>\n" |
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buf += "#include <linux/types.h>\n" |
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buf += "#include <linux/list.h>\n" |
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buf += "#include <linux/types.h>\n" |
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buf += "#include <linux/string.h>\n" |
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buf += "#include <linux/ctype.h>\n" |
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buf += "#include <asm/unaligned.h>\n" |
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buf += "#include <scsi/scsi_common.h>\n" |
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buf += "#include <scsi/scsi_proto.h>\n" |
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buf += "#include <target/target_core_base.h>\n" |
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buf += "#include <target/target_core_fabric.h>\n" |
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buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
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buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" |
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buf += "int " + fabric_mod_name + "_check_true(struct se_portal_group *se_tpg)\n" |
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buf += "{\n" |
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buf += " return 1;\n" |
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buf += "}\n\n" |
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bufi += "int " + fabric_mod_name + "_check_true(struct se_portal_group *);\n" |
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buf += "int " + fabric_mod_name + "_check_false(struct se_portal_group *se_tpg)\n" |
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buf += "{\n" |
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buf += " return 0;\n" |
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buf += "}\n\n" |
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bufi += "int " + fabric_mod_name + "_check_false(struct se_portal_group *);\n" |
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total_fabric_ops = len(fabric_ops) |
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i = 0 |
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while i < total_fabric_ops: |
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fo = fabric_ops[i] |
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i += 1 |
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# print "fabric_ops: " + fo |
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if re.search('get_fabric_name', fo): |
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buf += "char *" + fabric_mod_name + "_get_fabric_name(void)\n" |
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buf += "{\n" |
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buf += " return \"" + fabric_mod_name + "\";\n" |
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buf += "}\n\n" |
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bufi += "char *" + fabric_mod_name + "_get_fabric_name(void);\n" |
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continue |
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if re.search('get_wwn', fo): |
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buf += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *se_tpg)\n" |
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buf += "{\n" |
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buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" |
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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\)\(', fo): |
|
buf += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *se_tpg)\n" |
|
buf += "{\n" |
|
buf += " return 1;\n" |
|
buf += "}\n\n" |
|
bufi += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *);\n" |
|
|
|
if re.search('\*release_cmd\)\(', fo): |
|
buf += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *se_cmd)\n" |
|
buf += "{\n" |
|
buf += " return;\n" |
|
buf += "}\n\n" |
|
bufi += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *);\n" |
|
|
|
if re.search('sess_get_index\)\(', fo): |
|
buf += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *se_sess)\n" |
|
buf += "{\n" |
|
buf += " return 0;\n" |
|
buf += "}\n\n" |
|
bufi += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *);\n" |
|
|
|
if re.search('write_pending\)\(', fo): |
|
buf += "int " + fabric_mod_name + "_write_pending(struct se_cmd *se_cmd)\n" |
|
buf += "{\n" |
|
buf += " return 0;\n" |
|
buf += "}\n\n" |
|
bufi += "int " + fabric_mod_name + "_write_pending(struct se_cmd *);\n" |
|
|
|
if re.search('set_default_node_attributes\)\(', fo): |
|
buf += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *nacl)\n" |
|
buf += "{\n" |
|
buf += " return;\n" |
|
buf += "}\n\n" |
|
bufi += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *);\n" |
|
|
|
if re.search('get_cmd_state\)\(', fo): |
|
buf += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *se_cmd)\n" |
|
buf += "{\n" |
|
buf += " return 0;\n" |
|
buf += "}\n\n" |
|
bufi += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *);\n" |
|
|
|
if re.search('queue_data_in\)\(', fo): |
|
buf += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *se_cmd)\n" |
|
buf += "{\n" |
|
buf += " return 0;\n" |
|
buf += "}\n\n" |
|
bufi += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *);\n" |
|
|
|
if re.search('queue_status\)\(', fo): |
|
buf += "int " + fabric_mod_name + "_queue_status(struct se_cmd *se_cmd)\n" |
|
buf += "{\n" |
|
buf += " return 0;\n" |
|
buf += "}\n\n" |
|
bufi += "int " + fabric_mod_name + "_queue_status(struct se_cmd *);\n" |
|
|
|
if re.search('queue_tm_rsp\)\(', fo): |
|
buf += "void " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *se_cmd)\n" |
|
buf += "{\n" |
|
buf += " return;\n" |
|
buf += "}\n\n" |
|
bufi += "void " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *);\n" |
|
|
|
if re.search('aborted_task\)\(', 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)
|
|
|