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@@ -0,0 +1,1094 @@
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+#!/usr/bin/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: nab@kernel.org
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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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+
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+tcm_dir = ""
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+
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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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+
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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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+
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+def tcm_mod_create_module_subdir(fabric_mod_dir_var):
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+
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+ if os.path.isdir(fabric_mod_dir_var) == True:
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+ return 1
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+
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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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+
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+ return
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+
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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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+
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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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+
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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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+
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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 + "_nacl {\n"
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+ buf += " /* Binary World Wide unique Port Name for FC Initiator Nport */\n"
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+ buf += " u64 nport_wwpn;\n"
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+ buf += " /* ASCII formatted WWPN for FC Initiator Nport */\n"
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+ buf += " char nport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n"
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+ buf += " /* Returned by " + fabric_mod_name + "_make_nodeacl() */\n"
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+ buf += " struct se_node_acl se_node_acl;\n"
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+ buf += "};\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 += " /* SCSI protocol the lport is providing */\n"
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+ buf += " u8 lport_proto_id;\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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+
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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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+
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+ p.close()
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+
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+ fabric_mod_port = "lport"
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+ fabric_mod_init_port = "nport"
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+
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+ return
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+
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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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+
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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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+
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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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+
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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 + "_nacl {\n"
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+ buf += " /* Binary World Wide unique Port Name for SAS Initiator port */\n"
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+ buf += " u64 iport_wwpn;\n"
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+ buf += " /* ASCII formatted WWPN for Sas Initiator port */\n"
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+ buf += " char iport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n"
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+ buf += " /* Returned by " + fabric_mod_name + "_make_nodeacl() */\n"
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+ buf += " struct se_node_acl se_node_acl;\n"
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+ buf += "};\n\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 += " /* SCSI protocol the tport is providing */\n"
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+ buf += " u8 tport_proto_id;\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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+
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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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+
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+ p.close()
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+
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+ fabric_mod_port = "tport"
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+ fabric_mod_init_port = "iport"
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+
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+ return
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+
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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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+
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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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+
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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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+
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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 + "_nacl {\n"
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+ buf += " /* ASCII formatted InitiatorName */\n"
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+ buf += " char iport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n"
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+ buf += " /* Returned by " + fabric_mod_name + "_make_nodeacl() */\n"
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+ buf += " struct se_node_acl se_node_acl;\n"
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+ buf += "};\n\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 += " /* SCSI protocol the tport is providing */\n"
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+ buf += " u8 tport_proto_id;\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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+
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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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+
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+ p.close()
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+
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+ fabric_mod_port = "tport"
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+ fabric_mod_init_port = "iport"
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+
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+ return
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+
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+def tcm_mod_build_base_includes(proto_ident, fabric_mod_dir_val, fabric_mod_name):
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+
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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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+
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+ return
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+
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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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+
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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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+
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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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+
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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\n"
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+ buf += "#include <target/target_core_base.h>\n"
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+ buf += "#include <target/target_core_transport.h>\n"
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+ buf += "#include <target/target_core_fabric_ops.h>\n"
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+ buf += "#include <target/target_core_fabric_configfs.h>\n"
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+ buf += "#include <target/target_core_fabric_lib.h>\n"
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+ buf += "#include <target/target_core_device.h>\n"
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+ buf += "#include <target/target_core_tpg.h>\n"
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+ buf += "#include <target/target_core_configfs.h>\n"
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+ buf += "#include <target/target_core_base.h>\n"
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+ buf += "#include <target/configfs_macros.h>\n\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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+
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+ buf += "/* Local pointer to allocated TCM configfs fabric module */\n"
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+ buf += "struct target_fabric_configfs *" + fabric_mod_name + "_fabric_configfs;\n\n"
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+
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+ buf += "static struct se_node_acl *" + fabric_mod_name + "_make_nodeacl(\n"
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+ buf += " struct se_portal_group *se_tpg,\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 se_node_acl *se_nacl, *se_nacl_new;\n"
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+ buf += " struct " + fabric_mod_name + "_nacl *nacl;\n"
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+
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+ if proto_ident == "FC" or proto_ident == "SAS":
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+ buf += " u64 wwpn = 0;\n"
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+
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+ buf += " u32 nexus_depth;\n\n"
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+ buf += " /* " + fabric_mod_name + "_parse_wwn(name, &wwpn, 1) < 0)\n"
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+ buf += " return ERR_PTR(-EINVAL); */\n"
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+ buf += " se_nacl_new = " + fabric_mod_name + "_alloc_fabric_acl(se_tpg);\n"
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+ buf += " if (!(se_nacl_new))\n"
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+ buf += " return ERR_PTR(-ENOMEM);\n"
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+ buf += "//#warning FIXME: Hardcoded nexus depth in " + fabric_mod_name + "_make_nodeacl()\n"
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+ buf += " nexus_depth = 1;\n"
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+ buf += " /*\n"
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+ buf += " * se_nacl_new may be released by core_tpg_add_initiator_node_acl()\n"
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+ buf += " * when converting a NodeACL from demo mode -> explict\n"
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+ buf += " */\n"
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+ buf += " se_nacl = core_tpg_add_initiator_node_acl(se_tpg, se_nacl_new,\n"
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+ buf += " name, nexus_depth);\n"
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+ buf += " if (IS_ERR(se_nacl)) {\n"
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+ buf += " " + fabric_mod_name + "_release_fabric_acl(se_tpg, se_nacl_new);\n"
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+ buf += " return se_nacl;\n"
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+ buf += " }\n"
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+ buf += " /*\n"
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+ buf += " * Locate our struct " + fabric_mod_name + "_nacl and set the FC Nport WWPN\n"
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+ buf += " */\n"
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+ buf += " nacl = container_of(se_nacl, struct " + fabric_mod_name + "_nacl, se_node_acl);\n"
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+
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+ if proto_ident == "FC" or proto_ident == "SAS":
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+ buf += " nacl->" + fabric_mod_init_port + "_wwpn = wwpn;\n"
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+
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+ buf += " /* " + fabric_mod_name + "_format_wwn(&nacl->" + fabric_mod_init_port + "_name[0], " + fabric_mod_name.upper() + "_NAMELEN, wwpn); */\n\n"
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+ buf += " return se_nacl;\n"
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+ buf += "}\n\n"
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+ buf += "static void " + fabric_mod_name + "_drop_nodeacl(struct se_node_acl *se_acl)\n"
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+ buf += "{\n"
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+ buf += " struct " + fabric_mod_name + "_nacl *nacl = container_of(se_acl,\n"
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+ buf += " struct " + fabric_mod_name + "_nacl, se_node_acl);\n"
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+ buf += " kfree(nacl);\n"
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+ buf += "}\n\n"
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+
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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 (strict_strtoul(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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+ buf += " ret = core_tpg_register(&" + fabric_mod_name + "_fabric_configfs->tf_ops, wwn,\n"
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+ buf += " &tpg->se_tpg, (void *)tpg,\n"
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+ buf += " TRANSPORT_TPG_TYPE_NORMAL);\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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|
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+ 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 ssize_t " + fabric_mod_name + "_wwn_show_attr_version(\n"
|
|
|
+ buf += " struct target_fabric_configfs *tf,\n"
|
|
|
+ buf += " char *page)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return sprintf(page, \"" + fabric_mod_name.upper() + " fabric module %s on %s/%s\"\n"
|
|
|
+ buf += " \"on \"UTS_RELEASE\"\\n\", " + fabric_mod_name.upper() + "_VERSION, utsname()->sysname,\n"
|
|
|
+ buf += " utsname()->machine);\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ buf += "TF_WWN_ATTR_RO(" + fabric_mod_name + ", version);\n\n"
|
|
|
+ buf += "static struct configfs_attribute *" + fabric_mod_name + "_wwn_attrs[] = {\n"
|
|
|
+ buf += " &" + fabric_mod_name + "_wwn_version.attr,\n"
|
|
|
+ buf += " NULL,\n"
|
|
|
+ buf += "};\n\n"
|
|
|
+
|
|
|
+ buf += "static struct target_core_fabric_ops " + fabric_mod_name + "_ops = {\n"
|
|
|
+ buf += " .get_fabric_name = " + fabric_mod_name + "_get_fabric_name,\n"
|
|
|
+ buf += " .get_fabric_proto_ident = " + fabric_mod_name + "_get_fabric_proto_ident,\n"
|
|
|
+ buf += " .tpg_get_wwn = " + fabric_mod_name + "_get_fabric_wwn,\n"
|
|
|
+ buf += " .tpg_get_tag = " + fabric_mod_name + "_get_tag,\n"
|
|
|
+ buf += " .tpg_get_default_depth = " + fabric_mod_name + "_get_default_depth,\n"
|
|
|
+ buf += " .tpg_get_pr_transport_id = " + fabric_mod_name + "_get_pr_transport_id,\n"
|
|
|
+ buf += " .tpg_get_pr_transport_id_len = " + fabric_mod_name + "_get_pr_transport_id_len,\n"
|
|
|
+ buf += " .tpg_parse_pr_out_transport_id = " + fabric_mod_name + "_parse_pr_out_transport_id,\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_alloc_fabric_acl = " + fabric_mod_name + "_alloc_fabric_acl,\n"
|
|
|
+ buf += " .tpg_release_fabric_acl = " + fabric_mod_name + "_release_fabric_acl,\n"
|
|
|
+ buf += " .tpg_get_inst_index = " + fabric_mod_name + "_tpg_get_inst_index,\n"
|
|
|
+ buf += " .release_cmd_to_pool = " + fabric_mod_name + "_release_cmd,\n"
|
|
|
+ buf += " .release_cmd_direct = " + fabric_mod_name + "_release_cmd,\n"
|
|
|
+ buf += " .shutdown_session = " + fabric_mod_name + "_shutdown_session,\n"
|
|
|
+ buf += " .close_session = " + fabric_mod_name + "_close_session,\n"
|
|
|
+ buf += " .stop_session = " + fabric_mod_name + "_stop_session,\n"
|
|
|
+ buf += " .fall_back_to_erl0 = " + fabric_mod_name + "_reset_nexus,\n"
|
|
|
+ buf += " .sess_logged_in = " + fabric_mod_name + "_sess_logged_in,\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_task_tag = " + fabric_mod_name + "_get_task_tag,\n"
|
|
|
+ buf += " .get_cmd_state = " + fabric_mod_name + "_get_cmd_state,\n"
|
|
|
+ buf += " .new_cmd_failure = " + fabric_mod_name + "_new_cmd_failure,\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 += " .get_fabric_sense_len = " + fabric_mod_name + "_get_fabric_sense_len,\n"
|
|
|
+ buf += " .set_fabric_sense_len = " + fabric_mod_name + "_set_fabric_sense_len,\n"
|
|
|
+ buf += " .is_state_remove = " + fabric_mod_name + "_is_state_remove,\n"
|
|
|
+ buf += " .pack_lun = " + fabric_mod_name + "_pack_lun,\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 += " .fabric_post_link = NULL,\n"
|
|
|
+ buf += " .fabric_pre_unlink = NULL,\n"
|
|
|
+ buf += " .fabric_make_np = NULL,\n"
|
|
|
+ buf += " .fabric_drop_np = NULL,\n"
|
|
|
+ buf += " .fabric_make_nodeacl = " + fabric_mod_name + "_make_nodeacl,\n"
|
|
|
+ buf += " .fabric_drop_nodeacl = " + fabric_mod_name + "_drop_nodeacl,\n"
|
|
|
+ buf += "};\n\n"
|
|
|
+
|
|
|
+ buf += "static int " + fabric_mod_name + "_register_configfs(void)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " struct target_fabric_configfs *fabric;\n"
|
|
|
+ buf += " int ret;\n\n"
|
|
|
+ buf += " printk(KERN_INFO \"" + fabric_mod_name.upper() + " fabric module %s on %s/%s\"\n"
|
|
|
+ buf += " \" on \"UTS_RELEASE\"\\n\"," + fabric_mod_name.upper() + "_VERSION, utsname()->sysname,\n"
|
|
|
+ buf += " utsname()->machine);\n"
|
|
|
+ buf += " /*\n"
|
|
|
+ buf += " * Register the top level struct config_item_type with TCM core\n"
|
|
|
+ buf += " */\n"
|
|
|
+ buf += " fabric = target_fabric_configfs_init(THIS_MODULE, \"" + fabric_mod_name[4:] + "\");\n"
|
|
|
+ buf += " if (!(fabric)) {\n"
|
|
|
+ buf += " printk(KERN_ERR \"target_fabric_configfs_init() failed\\n\");\n"
|
|
|
+ buf += " return -ENOMEM;\n"
|
|
|
+ buf += " }\n"
|
|
|
+ buf += " /*\n"
|
|
|
+ buf += " * Setup fabric->tf_ops from our local " + fabric_mod_name + "_ops\n"
|
|
|
+ buf += " */\n"
|
|
|
+ buf += " fabric->tf_ops = " + fabric_mod_name + "_ops;\n"
|
|
|
+ buf += " /*\n"
|
|
|
+ buf += " * Setup default attribute lists for various fabric->tf_cit_tmpl\n"
|
|
|
+ buf += " */\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_wwn_cit.ct_attrs = " + fabric_mod_name + "_wwn_attrs;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_base_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_attrib_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_param_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_np_base_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_base_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_attrib_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_auth_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_param_cit.ct_attrs = NULL;\n"
|
|
|
+ buf += " /*\n"
|
|
|
+ buf += " * Register the fabric for use within TCM\n"
|
|
|
+ buf += " */\n"
|
|
|
+ buf += " ret = target_fabric_configfs_register(fabric);\n"
|
|
|
+ buf += " if (ret < 0) {\n"
|
|
|
+ buf += " printk(KERN_ERR \"target_fabric_configfs_register() failed\"\n"
|
|
|
+ buf += " \" for " + fabric_mod_name.upper() + "\\n\");\n"
|
|
|
+ buf += " return ret;\n"
|
|
|
+ buf += " }\n"
|
|
|
+ buf += " /*\n"
|
|
|
+ buf += " * Setup our local pointer to *fabric\n"
|
|
|
+ buf += " */\n"
|
|
|
+ buf += " " + fabric_mod_name + "_fabric_configfs = fabric;\n"
|
|
|
+ buf += " printk(KERN_INFO \"" + fabric_mod_name.upper() + "[0] - Set fabric -> " + fabric_mod_name + "_fabric_configfs\\n\");\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "};\n\n"
|
|
|
+ buf += "static void " + fabric_mod_name + "_deregister_configfs(void)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " if (!(" + fabric_mod_name + "_fabric_configfs))\n"
|
|
|
+ buf += " return;\n\n"
|
|
|
+ buf += " target_fabric_configfs_deregister(" + fabric_mod_name + "_fabric_configfs);\n"
|
|
|
+ buf += " " + fabric_mod_name + "_fabric_configfs = NULL;\n"
|
|
|
+ buf += " printk(KERN_INFO \"" + fabric_mod_name.upper() + "[0] - Cleared " + fabric_mod_name + "_fabric_configfs\\n\");\n"
|
|
|
+ buf += "};\n\n"
|
|
|
+
|
|
|
+ buf += "static int __init " + fabric_mod_name + "_init(void)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " int ret;\n\n"
|
|
|
+ buf += " ret = " + fabric_mod_name + "_register_configfs();\n"
|
|
|
+ buf += " if (ret < 0)\n"
|
|
|
+ buf += " return ret;\n\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "};\n\n"
|
|
|
+ buf += "static void " + fabric_mod_name + "_exit(void)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " " + fabric_mod_name + "_deregister_configfs();\n"
|
|
|
+ buf += "};\n\n"
|
|
|
+
|
|
|
+ buf += "#ifdef MODULE\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"
|
|
|
+ buf += "#endif\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_ops.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.h>\n"
|
|
|
+ buf += "#include <scsi/scsi_host.h>\n"
|
|
|
+ buf += "#include <scsi/scsi_device.h>\n"
|
|
|
+ buf += "#include <scsi/scsi_cmnd.h>\n"
|
|
|
+ buf += "#include <scsi/libfc.h>\n\n"
|
|
|
+ buf += "#include <target/target_core_base.h>\n"
|
|
|
+ buf += "#include <target/target_core_transport.h>\n"
|
|
|
+ buf += "#include <target/target_core_fabric_ops.h>\n"
|
|
|
+ buf += "#include <target/target_core_fabric_lib.h>\n"
|
|
|
+ buf += "#include <target/target_core_device.h>\n"
|
|
|
+ buf += "#include <target/target_core_tpg.h>\n"
|
|
|
+ buf += "#include <target/target_core_configfs.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[4:] + "\";\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "char *" + fabric_mod_name + "_get_fabric_name(void);\n"
|
|
|
+ continue
|
|
|
+
|
|
|
+ if re.search('get_fabric_proto_ident', fo):
|
|
|
+ buf += "u8 " + fabric_mod_name + "_get_fabric_proto_ident(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"
|
|
|
+ buf += " u8 proto_id;\n\n"
|
|
|
+ buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n"
|
|
|
+ if proto_ident == "FC":
|
|
|
+ buf += " case SCSI_PROTOCOL_FCP:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " proto_id = fc_get_fabric_proto_ident(se_tpg);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+ elif proto_ident == "SAS":
|
|
|
+ buf += " case SCSI_PROTOCOL_SAS:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " proto_id = sas_get_fabric_proto_ident(se_tpg);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+ elif proto_ident == "iSCSI":
|
|
|
+ buf += " case SCSI_PROTOCOL_ISCSI:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " proto_id = iscsi_get_fabric_proto_ident(se_tpg);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+
|
|
|
+ buf += " }\n\n"
|
|
|
+ buf += " return proto_id;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u8 " + fabric_mod_name + "_get_fabric_proto_ident(struct se_portal_group *);\n"
|
|
|
+
|
|
|
+ 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('get_default_depth', fo):
|
|
|
+ buf += "u32 " + fabric_mod_name + "_get_default_depth(struct se_portal_group *se_tpg)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 1;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u32 " + fabric_mod_name + "_get_default_depth(struct se_portal_group *);\n"
|
|
|
+
|
|
|
+ if re.search('get_pr_transport_id\)\(', fo):
|
|
|
+ buf += "u32 " + fabric_mod_name + "_get_pr_transport_id(\n"
|
|
|
+ buf += " struct se_portal_group *se_tpg,\n"
|
|
|
+ buf += " struct se_node_acl *se_nacl,\n"
|
|
|
+ buf += " struct t10_pr_registration *pr_reg,\n"
|
|
|
+ buf += " int *format_code,\n"
|
|
|
+ buf += " unsigned char *buf)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n"
|
|
|
+ buf += " int ret = 0;\n\n"
|
|
|
+ buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n"
|
|
|
+ if proto_ident == "FC":
|
|
|
+ buf += " case SCSI_PROTOCOL_FCP:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " ret = fc_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n"
|
|
|
+ buf += " format_code, buf);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+ elif proto_ident == "SAS":
|
|
|
+ buf += " case SCSI_PROTOCOL_SAS:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " ret = sas_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n"
|
|
|
+ buf += " format_code, buf);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+ elif proto_ident == "iSCSI":
|
|
|
+ buf += " case SCSI_PROTOCOL_ISCSI:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " ret = iscsi_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n"
|
|
|
+ buf += " format_code, buf);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+
|
|
|
+ buf += " }\n\n"
|
|
|
+ buf += " return ret;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u32 " + fabric_mod_name + "_get_pr_transport_id(struct se_portal_group *,\n"
|
|
|
+ bufi += " struct se_node_acl *, struct t10_pr_registration *,\n"
|
|
|
+ bufi += " int *, unsigned char *);\n"
|
|
|
+
|
|
|
+ if re.search('get_pr_transport_id_len\)\(', fo):
|
|
|
+ buf += "u32 " + fabric_mod_name + "_get_pr_transport_id_len(\n"
|
|
|
+ buf += " struct se_portal_group *se_tpg,\n"
|
|
|
+ buf += " struct se_node_acl *se_nacl,\n"
|
|
|
+ buf += " struct t10_pr_registration *pr_reg,\n"
|
|
|
+ buf += " int *format_code)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n"
|
|
|
+ buf += " int ret = 0;\n\n"
|
|
|
+ buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n"
|
|
|
+ if proto_ident == "FC":
|
|
|
+ buf += " case SCSI_PROTOCOL_FCP:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " ret = fc_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n"
|
|
|
+ buf += " format_code);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+ elif proto_ident == "SAS":
|
|
|
+ buf += " case SCSI_PROTOCOL_SAS:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " ret = sas_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n"
|
|
|
+ buf += " format_code);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+ elif proto_ident == "iSCSI":
|
|
|
+ buf += " case SCSI_PROTOCOL_ISCSI:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " ret = iscsi_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n"
|
|
|
+ buf += " format_code);\n"
|
|
|
+ buf += " break;\n"
|
|
|
+
|
|
|
+
|
|
|
+ buf += " }\n\n"
|
|
|
+ buf += " return ret;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u32 " + fabric_mod_name + "_get_pr_transport_id_len(struct se_portal_group *,\n"
|
|
|
+ bufi += " struct se_node_acl *, struct t10_pr_registration *,\n"
|
|
|
+ bufi += " int *);\n"
|
|
|
+
|
|
|
+ if re.search('parse_pr_out_transport_id\)\(', fo):
|
|
|
+ buf += "char *" + fabric_mod_name + "_parse_pr_out_transport_id(\n"
|
|
|
+ buf += " struct se_portal_group *se_tpg,\n"
|
|
|
+ buf += " const char *buf,\n"
|
|
|
+ buf += " u32 *out_tid_len,\n"
|
|
|
+ buf += " char **port_nexus_ptr)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n"
|
|
|
+ buf += " char *tid = NULL;\n\n"
|
|
|
+ buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n"
|
|
|
+ if proto_ident == "FC":
|
|
|
+ buf += " case SCSI_PROTOCOL_FCP:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " tid = fc_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n"
|
|
|
+ buf += " port_nexus_ptr);\n"
|
|
|
+ elif proto_ident == "SAS":
|
|
|
+ buf += " case SCSI_PROTOCOL_SAS:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " tid = sas_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n"
|
|
|
+ buf += " port_nexus_ptr);\n"
|
|
|
+ elif proto_ident == "iSCSI":
|
|
|
+ buf += " case SCSI_PROTOCOL_ISCSI:\n"
|
|
|
+ buf += " default:\n"
|
|
|
+ buf += " tid = iscsi_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n"
|
|
|
+ buf += " port_nexus_ptr);\n"
|
|
|
+
|
|
|
+ buf += " }\n\n"
|
|
|
+ buf += " return tid;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "char *" + fabric_mod_name + "_parse_pr_out_transport_id(struct se_portal_group *,\n"
|
|
|
+ bufi += " const char *, u32 *, char **);\n"
|
|
|
+
|
|
|
+ if re.search('alloc_fabric_acl\)\(', fo):
|
|
|
+ buf += "struct se_node_acl *" + fabric_mod_name + "_alloc_fabric_acl(struct se_portal_group *se_tpg)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_nacl *nacl;\n\n"
|
|
|
+ buf += " nacl = kzalloc(sizeof(struct " + fabric_mod_name + "_nacl), GFP_KERNEL);\n"
|
|
|
+ buf += " if (!(nacl)) {\n"
|
|
|
+ buf += " printk(KERN_ERR \"Unable to alocate struct " + fabric_mod_name + "_nacl\\n\");\n"
|
|
|
+ buf += " return NULL;\n"
|
|
|
+ buf += " }\n\n"
|
|
|
+ buf += " return &nacl->se_node_acl;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "struct se_node_acl *" + fabric_mod_name + "_alloc_fabric_acl(struct se_portal_group *);\n"
|
|
|
+
|
|
|
+ if re.search('release_fabric_acl\)\(', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_release_fabric_acl(\n"
|
|
|
+ buf += " struct se_portal_group *se_tpg,\n"
|
|
|
+ buf += " struct se_node_acl *se_nacl)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_nacl *nacl = container_of(se_nacl,\n"
|
|
|
+ buf += " struct " + fabric_mod_name + "_nacl, se_node_acl);\n"
|
|
|
+ buf += " kfree(nacl);\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_release_fabric_acl(struct se_portal_group *,\n"
|
|
|
+ bufi += " struct se_node_acl *);\n"
|
|
|
+
|
|
|
+ if re.search('tpg_get_inst_index\)\(', fo):
|
|
|
+ buf += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *se_tpg)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 1;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *);\n"
|
|
|
+
|
|
|
+ if re.search('release_cmd_to_pool', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('shutdown_session\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_shutdown_session(struct se_session *se_sess)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_shutdown_session(struct se_session *);\n"
|
|
|
+
|
|
|
+ if re.search('close_session\)\(', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_close_session(struct se_session *se_sess)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_close_session(struct se_session *);\n"
|
|
|
+
|
|
|
+ if re.search('stop_session\)\(', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_stop_session(struct se_session *se_sess, int sess_sleep , int conn_sleep)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_stop_session(struct se_session *, int, int);\n"
|
|
|
+
|
|
|
+ if re.search('fall_back_to_erl0\)\(', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_reset_nexus(struct se_session *se_sess)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_reset_nexus(struct se_session *);\n"
|
|
|
+
|
|
|
+ if re.search('sess_logged_in\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_sess_logged_in(struct se_session *se_sess)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_sess_logged_in(struct se_session *);\n"
|
|
|
+
|
|
|
+ if re.search('sess_get_index\)\(', fo):
|
|
|
+ buf += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *se_sess)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *);\n"
|
|
|
+
|
|
|
+ if re.search('write_pending\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_write_pending(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_write_pending(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('write_pending_status\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('set_default_node_attributes\)\(', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *nacl)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *);\n"
|
|
|
+
|
|
|
+ if re.search('get_task_tag\)\(', fo):
|
|
|
+ buf += "u32 " + fabric_mod_name + "_get_task_tag(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u32 " + fabric_mod_name + "_get_task_tag(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('get_cmd_state\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('new_cmd_failure\)\(', fo):
|
|
|
+ buf += "void " + fabric_mod_name + "_new_cmd_failure(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "void " + fabric_mod_name + "_new_cmd_failure(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('queue_data_in\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('queue_status\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_queue_status(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_queue_status(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('queue_tm_rsp\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('get_fabric_sense_len\)\(', fo):
|
|
|
+ buf += "u16 " + fabric_mod_name + "_get_fabric_sense_len(void)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u16 " + fabric_mod_name + "_get_fabric_sense_len(void);\n"
|
|
|
+
|
|
|
+ if re.search('set_fabric_sense_len\)\(', fo):
|
|
|
+ buf += "u16 " + fabric_mod_name + "_set_fabric_sense_len(struct se_cmd *se_cmd, u32 sense_length)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u16 " + fabric_mod_name + "_set_fabric_sense_len(struct se_cmd *, u32);\n"
|
|
|
+
|
|
|
+ if re.search('is_state_remove\)\(', fo):
|
|
|
+ buf += "int " + fabric_mod_name + "_is_state_remove(struct se_cmd *se_cmd)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " return 0;\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "int " + fabric_mod_name + "_is_state_remove(struct se_cmd *);\n"
|
|
|
+
|
|
|
+ if re.search('pack_lun\)\(', fo):
|
|
|
+ buf += "u64 " + fabric_mod_name + "_pack_lun(unsigned int lun)\n"
|
|
|
+ buf += "{\n"
|
|
|
+ buf += " WARN_ON(lun >= 256);\n"
|
|
|
+ buf += " /* Caller wants this byte-swapped */\n"
|
|
|
+ buf += " return cpu_to_le64((lun & 0xff) << 8);\n"
|
|
|
+ buf += "}\n\n"
|
|
|
+ bufi += "u64 " + fabric_mod_name + "_pack_lun(unsigned int);\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 + "/Kbuild"
|
|
|
+ print "Writing file: " + f
|
|
|
+
|
|
|
+ p = open(f, 'w')
|
|
|
+ if not p:
|
|
|
+ tcm_mod_err("Unable to open file: " + f)
|
|
|
+
|
|
|
+ buf = "EXTRA_CFLAGS += -I$(srctree)/drivers/target/ -I$(srctree)/include/ -I$(srctree)/drivers/scsi/ -I$(srctree)/include/scsi/ -I$(srctree)/drivers/target/" + fabric_mod_name + "\n\n"
|
|
|
+ buf += fabric_mod_name + "-objs := " + fabric_mod_name + "_fabric.o \\\n"
|
|
|
+ buf += " " + fabric_mod_name + "_configfs.o\n"
|
|
|
+ buf += "obj-$(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/Kbuild"
|
|
|
+
|
|
|
+ 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/Kbuild..? [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)
|
Jiri Kosina