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c66ac9db NB |
1 | #!/usr/bin/python |
2 | # The TCM v4 multi-protocol fabric module generation script for drivers/target/$NEW_MOD | |
3 | # | |
4 | # Copyright (c) 2010 Rising Tide Systems | |
5 | # Copyright (c) 2010 Linux-iSCSI.org | |
6 | # | |
7 | # Author: nab@kernel.org | |
8 | # | |
9 | import os, sys | |
10 | import subprocess as sub | |
11 | import string | |
12 | import re | |
13 | import optparse | |
14 | ||
15 | tcm_dir = "" | |
16 | ||
17 | fabric_ops = [] | |
18 | fabric_mod_dir = "" | |
19 | fabric_mod_port = "" | |
20 | fabric_mod_init_port = "" | |
21 | ||
22 | def tcm_mod_err(msg): | |
23 | print msg | |
24 | sys.exit(1) | |
25 | ||
26 | def tcm_mod_create_module_subdir(fabric_mod_dir_var): | |
27 | ||
28 | if os.path.isdir(fabric_mod_dir_var) == True: | |
29 | return 1 | |
30 | ||
31 | print "Creating fabric_mod_dir: " + fabric_mod_dir_var | |
32 | ret = os.mkdir(fabric_mod_dir_var) | |
33 | if ret: | |
34 | tcm_mod_err("Unable to mkdir " + fabric_mod_dir_var) | |
35 | ||
36 | return | |
37 | ||
38 | def tcm_mod_build_FC_include(fabric_mod_dir_var, fabric_mod_name): | |
39 | global fabric_mod_port | |
40 | global fabric_mod_init_port | |
41 | buf = "" | |
42 | ||
43 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" | |
44 | print "Writing file: " + f | |
45 | ||
46 | p = open(f, 'w'); | |
47 | if not p: | |
48 | tcm_mod_err("Unable to open file: " + f) | |
49 | ||
50 | buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" | |
51 | buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" | |
52 | buf += "\n" | |
53 | buf += "struct " + fabric_mod_name + "_nacl {\n" | |
54 | buf += " /* Binary World Wide unique Port Name for FC Initiator Nport */\n" | |
55 | buf += " u64 nport_wwpn;\n" | |
56 | buf += " /* ASCII formatted WWPN for FC Initiator Nport */\n" | |
57 | buf += " char nport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
58 | buf += " /* Returned by " + fabric_mod_name + "_make_nodeacl() */\n" | |
59 | buf += " struct se_node_acl se_node_acl;\n" | |
60 | buf += "};\n" | |
61 | buf += "\n" | |
62 | buf += "struct " + fabric_mod_name + "_tpg {\n" | |
63 | buf += " /* FC lport target portal group tag for TCM */\n" | |
64 | buf += " u16 lport_tpgt;\n" | |
65 | buf += " /* Pointer back to " + fabric_mod_name + "_lport */\n" | |
66 | buf += " struct " + fabric_mod_name + "_lport *lport;\n" | |
67 | buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" | |
68 | buf += " struct se_portal_group se_tpg;\n" | |
69 | buf += "};\n" | |
70 | buf += "\n" | |
71 | buf += "struct " + fabric_mod_name + "_lport {\n" | |
72 | buf += " /* SCSI protocol the lport is providing */\n" | |
73 | buf += " u8 lport_proto_id;\n" | |
74 | buf += " /* Binary World Wide unique Port Name for FC Target Lport */\n" | |
75 | buf += " u64 lport_wwpn;\n" | |
76 | buf += " /* ASCII formatted WWPN for FC Target Lport */\n" | |
77 | buf += " char lport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
78 | buf += " /* Returned by " + fabric_mod_name + "_make_lport() */\n" | |
79 | buf += " struct se_wwn lport_wwn;\n" | |
80 | buf += "};\n" | |
81 | ||
82 | ret = p.write(buf) | |
83 | if ret: | |
84 | tcm_mod_err("Unable to write f: " + f) | |
85 | ||
86 | p.close() | |
87 | ||
88 | fabric_mod_port = "lport" | |
89 | fabric_mod_init_port = "nport" | |
90 | ||
91 | return | |
92 | ||
93 | def tcm_mod_build_SAS_include(fabric_mod_dir_var, fabric_mod_name): | |
94 | global fabric_mod_port | |
95 | global fabric_mod_init_port | |
96 | buf = "" | |
97 | ||
98 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" | |
99 | print "Writing file: " + f | |
100 | ||
101 | p = open(f, 'w'); | |
102 | if not p: | |
103 | tcm_mod_err("Unable to open file: " + f) | |
104 | ||
105 | buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" | |
106 | buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" | |
107 | buf += "\n" | |
108 | buf += "struct " + fabric_mod_name + "_nacl {\n" | |
109 | buf += " /* Binary World Wide unique Port Name for SAS Initiator port */\n" | |
110 | buf += " u64 iport_wwpn;\n" | |
111 | buf += " /* ASCII formatted WWPN for Sas Initiator port */\n" | |
112 | buf += " char iport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
113 | buf += " /* Returned by " + fabric_mod_name + "_make_nodeacl() */\n" | |
114 | buf += " struct se_node_acl se_node_acl;\n" | |
115 | buf += "};\n\n" | |
116 | buf += "struct " + fabric_mod_name + "_tpg {\n" | |
117 | buf += " /* SAS port target portal group tag for TCM */\n" | |
118 | buf += " u16 tport_tpgt;\n" | |
119 | buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" | |
120 | buf += " struct " + fabric_mod_name + "_tport *tport;\n" | |
121 | buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" | |
122 | buf += " struct se_portal_group se_tpg;\n" | |
123 | buf += "};\n\n" | |
124 | buf += "struct " + fabric_mod_name + "_tport {\n" | |
125 | buf += " /* SCSI protocol the tport is providing */\n" | |
126 | buf += " u8 tport_proto_id;\n" | |
127 | buf += " /* Binary World Wide unique Port Name for SAS Target port */\n" | |
128 | buf += " u64 tport_wwpn;\n" | |
129 | buf += " /* ASCII formatted WWPN for SAS Target port */\n" | |
130 | buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
131 | buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" | |
132 | buf += " struct se_wwn tport_wwn;\n" | |
133 | buf += "};\n" | |
134 | ||
135 | ret = p.write(buf) | |
136 | if ret: | |
137 | tcm_mod_err("Unable to write f: " + f) | |
138 | ||
139 | p.close() | |
140 | ||
141 | fabric_mod_port = "tport" | |
142 | fabric_mod_init_port = "iport" | |
143 | ||
144 | return | |
145 | ||
146 | def tcm_mod_build_iSCSI_include(fabric_mod_dir_var, fabric_mod_name): | |
147 | global fabric_mod_port | |
148 | global fabric_mod_init_port | |
149 | buf = "" | |
150 | ||
151 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" | |
152 | print "Writing file: " + f | |
153 | ||
154 | p = open(f, 'w'); | |
155 | if not p: | |
156 | tcm_mod_err("Unable to open file: " + f) | |
157 | ||
158 | buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" | |
159 | buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" | |
160 | buf += "\n" | |
161 | buf += "struct " + fabric_mod_name + "_nacl {\n" | |
162 | buf += " /* ASCII formatted InitiatorName */\n" | |
163 | buf += " char iport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
164 | buf += " /* Returned by " + fabric_mod_name + "_make_nodeacl() */\n" | |
165 | buf += " struct se_node_acl se_node_acl;\n" | |
166 | buf += "};\n\n" | |
167 | buf += "struct " + fabric_mod_name + "_tpg {\n" | |
168 | buf += " /* iSCSI target portal group tag for TCM */\n" | |
169 | buf += " u16 tport_tpgt;\n" | |
170 | buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" | |
171 | buf += " struct " + fabric_mod_name + "_tport *tport;\n" | |
172 | buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" | |
173 | buf += " struct se_portal_group se_tpg;\n" | |
174 | buf += "};\n\n" | |
175 | buf += "struct " + fabric_mod_name + "_tport {\n" | |
176 | buf += " /* SCSI protocol the tport is providing */\n" | |
177 | buf += " u8 tport_proto_id;\n" | |
178 | buf += " /* ASCII formatted TargetName for IQN */\n" | |
179 | buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
180 | buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" | |
181 | buf += " struct se_wwn tport_wwn;\n" | |
182 | buf += "};\n" | |
183 | ||
184 | ret = p.write(buf) | |
185 | if ret: | |
186 | tcm_mod_err("Unable to write f: " + f) | |
187 | ||
188 | p.close() | |
189 | ||
190 | fabric_mod_port = "tport" | |
191 | fabric_mod_init_port = "iport" | |
192 | ||
193 | return | |
194 | ||
195 | def tcm_mod_build_base_includes(proto_ident, fabric_mod_dir_val, fabric_mod_name): | |
196 | ||
197 | if proto_ident == "FC": | |
198 | tcm_mod_build_FC_include(fabric_mod_dir_val, fabric_mod_name) | |
199 | elif proto_ident == "SAS": | |
200 | tcm_mod_build_SAS_include(fabric_mod_dir_val, fabric_mod_name) | |
201 | elif proto_ident == "iSCSI": | |
202 | tcm_mod_build_iSCSI_include(fabric_mod_dir_val, fabric_mod_name) | |
203 | else: | |
204 | print "Unsupported proto_ident: " + proto_ident | |
205 | sys.exit(1) | |
206 | ||
207 | return | |
208 | ||
209 | def tcm_mod_build_configfs(proto_ident, fabric_mod_dir_var, fabric_mod_name): | |
210 | buf = "" | |
211 | ||
212 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_configfs.c" | |
213 | print "Writing file: " + f | |
214 | ||
215 | p = open(f, 'w'); | |
216 | if not p: | |
217 | tcm_mod_err("Unable to open file: " + f) | |
218 | ||
219 | buf = "#include <linux/module.h>\n" | |
220 | buf += "#include <linux/moduleparam.h>\n" | |
221 | buf += "#include <linux/version.h>\n" | |
222 | buf += "#include <generated/utsrelease.h>\n" | |
223 | buf += "#include <linux/utsname.h>\n" | |
224 | buf += "#include <linux/init.h>\n" | |
225 | buf += "#include <linux/slab.h>\n" | |
226 | buf += "#include <linux/kthread.h>\n" | |
227 | buf += "#include <linux/types.h>\n" | |
228 | buf += "#include <linux/string.h>\n" | |
229 | buf += "#include <linux/configfs.h>\n" | |
230 | buf += "#include <linux/ctype.h>\n" | |
231 | buf += "#include <asm/unaligned.h>\n\n" | |
232 | buf += "#include <target/target_core_base.h>\n" | |
c4795fb2 | 233 | buf += "#include <target/target_core_fabric.h>\n" |
c66ac9db | 234 | buf += "#include <target/target_core_fabric_configfs.h>\n" |
c66ac9db | 235 | buf += "#include <target/target_core_configfs.h>\n" |
c66ac9db | 236 | buf += "#include <target/configfs_macros.h>\n\n" |
10635c8b NB |
237 | buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
238 | buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" | |
c66ac9db NB |
239 | |
240 | buf += "/* Local pointer to allocated TCM configfs fabric module */\n" | |
241 | buf += "struct target_fabric_configfs *" + fabric_mod_name + "_fabric_configfs;\n\n" | |
242 | ||
243 | buf += "static struct se_node_acl *" + fabric_mod_name + "_make_nodeacl(\n" | |
244 | buf += " struct se_portal_group *se_tpg,\n" | |
245 | buf += " struct config_group *group,\n" | |
246 | buf += " const char *name)\n" | |
247 | buf += "{\n" | |
248 | buf += " struct se_node_acl *se_nacl, *se_nacl_new;\n" | |
249 | buf += " struct " + fabric_mod_name + "_nacl *nacl;\n" | |
250 | ||
251 | if proto_ident == "FC" or proto_ident == "SAS": | |
252 | buf += " u64 wwpn = 0;\n" | |
253 | ||
254 | buf += " u32 nexus_depth;\n\n" | |
255 | buf += " /* " + fabric_mod_name + "_parse_wwn(name, &wwpn, 1) < 0)\n" | |
256 | buf += " return ERR_PTR(-EINVAL); */\n" | |
257 | buf += " se_nacl_new = " + fabric_mod_name + "_alloc_fabric_acl(se_tpg);\n" | |
ced38c8c | 258 | buf += " if (!se_nacl_new)\n" |
c66ac9db NB |
259 | buf += " return ERR_PTR(-ENOMEM);\n" |
260 | buf += "//#warning FIXME: Hardcoded nexus depth in " + fabric_mod_name + "_make_nodeacl()\n" | |
261 | buf += " nexus_depth = 1;\n" | |
262 | buf += " /*\n" | |
263 | buf += " * se_nacl_new may be released by core_tpg_add_initiator_node_acl()\n" | |
264 | buf += " * when converting a NodeACL from demo mode -> explict\n" | |
265 | buf += " */\n" | |
266 | buf += " se_nacl = core_tpg_add_initiator_node_acl(se_tpg, se_nacl_new,\n" | |
267 | buf += " name, nexus_depth);\n" | |
268 | buf += " if (IS_ERR(se_nacl)) {\n" | |
269 | buf += " " + fabric_mod_name + "_release_fabric_acl(se_tpg, se_nacl_new);\n" | |
270 | buf += " return se_nacl;\n" | |
271 | buf += " }\n" | |
272 | buf += " /*\n" | |
273 | buf += " * Locate our struct " + fabric_mod_name + "_nacl and set the FC Nport WWPN\n" | |
274 | buf += " */\n" | |
275 | buf += " nacl = container_of(se_nacl, struct " + fabric_mod_name + "_nacl, se_node_acl);\n" | |
276 | ||
277 | if proto_ident == "FC" or proto_ident == "SAS": | |
278 | buf += " nacl->" + fabric_mod_init_port + "_wwpn = wwpn;\n" | |
279 | ||
280 | buf += " /* " + fabric_mod_name + "_format_wwn(&nacl->" + fabric_mod_init_port + "_name[0], " + fabric_mod_name.upper() + "_NAMELEN, wwpn); */\n\n" | |
281 | buf += " return se_nacl;\n" | |
282 | buf += "}\n\n" | |
283 | buf += "static void " + fabric_mod_name + "_drop_nodeacl(struct se_node_acl *se_acl)\n" | |
284 | buf += "{\n" | |
285 | buf += " struct " + fabric_mod_name + "_nacl *nacl = container_of(se_acl,\n" | |
286 | buf += " struct " + fabric_mod_name + "_nacl, se_node_acl);\n" | |
f45934e0 | 287 | buf += " core_tpg_del_initiator_node_acl(se_acl->se_tpg, se_acl, 1);\n" |
c66ac9db NB |
288 | buf += " kfree(nacl);\n" |
289 | buf += "}\n\n" | |
290 | ||
291 | buf += "static struct se_portal_group *" + fabric_mod_name + "_make_tpg(\n" | |
292 | buf += " struct se_wwn *wwn,\n" | |
293 | buf += " struct config_group *group,\n" | |
294 | buf += " const char *name)\n" | |
295 | buf += "{\n" | |
296 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + "*" + fabric_mod_port + " = container_of(wwn,\n" | |
297 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n\n" | |
298 | buf += " struct " + fabric_mod_name + "_tpg *tpg;\n" | |
299 | buf += " unsigned long tpgt;\n" | |
300 | buf += " int ret;\n\n" | |
301 | buf += " if (strstr(name, \"tpgt_\") != name)\n" | |
302 | buf += " return ERR_PTR(-EINVAL);\n" | |
303 | buf += " if (strict_strtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n" | |
304 | buf += " return ERR_PTR(-EINVAL);\n\n" | |
305 | buf += " tpg = kzalloc(sizeof(struct " + fabric_mod_name + "_tpg), GFP_KERNEL);\n" | |
ced38c8c | 306 | buf += " if (!tpg) {\n" |
c66ac9db NB |
307 | buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_tpg\");\n" |
308 | buf += " return ERR_PTR(-ENOMEM);\n" | |
309 | buf += " }\n" | |
310 | buf += " tpg->" + fabric_mod_port + " = " + fabric_mod_port + ";\n" | |
311 | buf += " tpg->" + fabric_mod_port + "_tpgt = tpgt;\n\n" | |
312 | buf += " ret = core_tpg_register(&" + fabric_mod_name + "_fabric_configfs->tf_ops, wwn,\n" | |
313 | buf += " &tpg->se_tpg, (void *)tpg,\n" | |
314 | buf += " TRANSPORT_TPG_TYPE_NORMAL);\n" | |
315 | buf += " if (ret < 0) {\n" | |
316 | buf += " kfree(tpg);\n" | |
317 | buf += " return NULL;\n" | |
318 | buf += " }\n" | |
319 | buf += " return &tpg->se_tpg;\n" | |
320 | buf += "}\n\n" | |
321 | buf += "static void " + fabric_mod_name + "_drop_tpg(struct se_portal_group *se_tpg)\n" | |
322 | buf += "{\n" | |
323 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
324 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n\n" | |
325 | buf += " core_tpg_deregister(se_tpg);\n" | |
326 | buf += " kfree(tpg);\n" | |
327 | buf += "}\n\n" | |
328 | ||
329 | buf += "static struct se_wwn *" + fabric_mod_name + "_make_" + fabric_mod_port + "(\n" | |
330 | buf += " struct target_fabric_configfs *tf,\n" | |
331 | buf += " struct config_group *group,\n" | |
332 | buf += " const char *name)\n" | |
333 | buf += "{\n" | |
334 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + ";\n" | |
335 | ||
336 | if proto_ident == "FC" or proto_ident == "SAS": | |
337 | buf += " u64 wwpn = 0;\n\n" | |
338 | ||
339 | buf += " /* if (" + fabric_mod_name + "_parse_wwn(name, &wwpn, 1) < 0)\n" | |
340 | buf += " return ERR_PTR(-EINVAL); */\n\n" | |
341 | buf += " " + fabric_mod_port + " = kzalloc(sizeof(struct " + fabric_mod_name + "_" + fabric_mod_port + "), GFP_KERNEL);\n" | |
ced38c8c | 342 | buf += " if (!" + fabric_mod_port + ") {\n" |
c66ac9db NB |
343 | buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_" + fabric_mod_port + "\");\n" |
344 | buf += " return ERR_PTR(-ENOMEM);\n" | |
345 | buf += " }\n" | |
346 | ||
347 | if proto_ident == "FC" or proto_ident == "SAS": | |
348 | buf += " " + fabric_mod_port + "->" + fabric_mod_port + "_wwpn = wwpn;\n" | |
349 | ||
ced38c8c | 350 | buf += " /* " + fabric_mod_name + "_format_wwn(&" + fabric_mod_port + "->" + fabric_mod_port + "_name[0], " + fabric_mod_name.upper() + "_NAMELEN, wwpn); */\n\n" |
c66ac9db NB |
351 | buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_wwn;\n" |
352 | buf += "}\n\n" | |
353 | buf += "static void " + fabric_mod_name + "_drop_" + fabric_mod_port + "(struct se_wwn *wwn)\n" | |
354 | buf += "{\n" | |
355 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = container_of(wwn,\n" | |
356 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n" | |
357 | buf += " kfree(" + fabric_mod_port + ");\n" | |
358 | buf += "}\n\n" | |
359 | buf += "static ssize_t " + fabric_mod_name + "_wwn_show_attr_version(\n" | |
360 | buf += " struct target_fabric_configfs *tf,\n" | |
361 | buf += " char *page)\n" | |
362 | buf += "{\n" | |
363 | buf += " return sprintf(page, \"" + fabric_mod_name.upper() + " fabric module %s on %s/%s\"\n" | |
364 | buf += " \"on \"UTS_RELEASE\"\\n\", " + fabric_mod_name.upper() + "_VERSION, utsname()->sysname,\n" | |
365 | buf += " utsname()->machine);\n" | |
366 | buf += "}\n\n" | |
367 | buf += "TF_WWN_ATTR_RO(" + fabric_mod_name + ", version);\n\n" | |
368 | buf += "static struct configfs_attribute *" + fabric_mod_name + "_wwn_attrs[] = {\n" | |
369 | buf += " &" + fabric_mod_name + "_wwn_version.attr,\n" | |
370 | buf += " NULL,\n" | |
371 | buf += "};\n\n" | |
372 | ||
373 | buf += "static struct target_core_fabric_ops " + fabric_mod_name + "_ops = {\n" | |
374 | buf += " .get_fabric_name = " + fabric_mod_name + "_get_fabric_name,\n" | |
375 | buf += " .get_fabric_proto_ident = " + fabric_mod_name + "_get_fabric_proto_ident,\n" | |
376 | buf += " .tpg_get_wwn = " + fabric_mod_name + "_get_fabric_wwn,\n" | |
377 | buf += " .tpg_get_tag = " + fabric_mod_name + "_get_tag,\n" | |
378 | buf += " .tpg_get_default_depth = " + fabric_mod_name + "_get_default_depth,\n" | |
379 | buf += " .tpg_get_pr_transport_id = " + fabric_mod_name + "_get_pr_transport_id,\n" | |
380 | buf += " .tpg_get_pr_transport_id_len = " + fabric_mod_name + "_get_pr_transport_id_len,\n" | |
381 | buf += " .tpg_parse_pr_out_transport_id = " + fabric_mod_name + "_parse_pr_out_transport_id,\n" | |
382 | buf += " .tpg_check_demo_mode = " + fabric_mod_name + "_check_false,\n" | |
383 | buf += " .tpg_check_demo_mode_cache = " + fabric_mod_name + "_check_true,\n" | |
384 | buf += " .tpg_check_demo_mode_write_protect = " + fabric_mod_name + "_check_true,\n" | |
385 | buf += " .tpg_check_prod_mode_write_protect = " + fabric_mod_name + "_check_false,\n" | |
386 | buf += " .tpg_alloc_fabric_acl = " + fabric_mod_name + "_alloc_fabric_acl,\n" | |
387 | buf += " .tpg_release_fabric_acl = " + fabric_mod_name + "_release_fabric_acl,\n" | |
388 | buf += " .tpg_get_inst_index = " + fabric_mod_name + "_tpg_get_inst_index,\n" | |
77271de6 | 389 | buf += " .release_cmd = " + fabric_mod_name + "_release_cmd,\n" |
c66ac9db NB |
390 | buf += " .shutdown_session = " + fabric_mod_name + "_shutdown_session,\n" |
391 | buf += " .close_session = " + fabric_mod_name + "_close_session,\n" | |
392 | buf += " .stop_session = " + fabric_mod_name + "_stop_session,\n" | |
393 | buf += " .fall_back_to_erl0 = " + fabric_mod_name + "_reset_nexus,\n" | |
394 | buf += " .sess_logged_in = " + fabric_mod_name + "_sess_logged_in,\n" | |
395 | buf += " .sess_get_index = " + fabric_mod_name + "_sess_get_index,\n" | |
396 | buf += " .sess_get_initiator_sid = NULL,\n" | |
397 | buf += " .write_pending = " + fabric_mod_name + "_write_pending,\n" | |
398 | buf += " .write_pending_status = " + fabric_mod_name + "_write_pending_status,\n" | |
399 | buf += " .set_default_node_attributes = " + fabric_mod_name + "_set_default_node_attrs,\n" | |
400 | buf += " .get_task_tag = " + fabric_mod_name + "_get_task_tag,\n" | |
401 | buf += " .get_cmd_state = " + fabric_mod_name + "_get_cmd_state,\n" | |
c66ac9db NB |
402 | buf += " .queue_data_in = " + fabric_mod_name + "_queue_data_in,\n" |
403 | buf += " .queue_status = " + fabric_mod_name + "_queue_status,\n" | |
404 | buf += " .queue_tm_rsp = " + fabric_mod_name + "_queue_tm_rsp,\n" | |
c66ac9db | 405 | buf += " .is_state_remove = " + fabric_mod_name + "_is_state_remove,\n" |
c66ac9db NB |
406 | buf += " /*\n" |
407 | buf += " * Setup function pointers for generic logic in target_core_fabric_configfs.c\n" | |
408 | buf += " */\n" | |
409 | buf += " .fabric_make_wwn = " + fabric_mod_name + "_make_" + fabric_mod_port + ",\n" | |
410 | buf += " .fabric_drop_wwn = " + fabric_mod_name + "_drop_" + fabric_mod_port + ",\n" | |
411 | buf += " .fabric_make_tpg = " + fabric_mod_name + "_make_tpg,\n" | |
412 | buf += " .fabric_drop_tpg = " + fabric_mod_name + "_drop_tpg,\n" | |
413 | buf += " .fabric_post_link = NULL,\n" | |
414 | buf += " .fabric_pre_unlink = NULL,\n" | |
415 | buf += " .fabric_make_np = NULL,\n" | |
416 | buf += " .fabric_drop_np = NULL,\n" | |
417 | buf += " .fabric_make_nodeacl = " + fabric_mod_name + "_make_nodeacl,\n" | |
418 | buf += " .fabric_drop_nodeacl = " + fabric_mod_name + "_drop_nodeacl,\n" | |
419 | buf += "};\n\n" | |
420 | ||
421 | buf += "static int " + fabric_mod_name + "_register_configfs(void)\n" | |
422 | buf += "{\n" | |
423 | buf += " struct target_fabric_configfs *fabric;\n" | |
424 | buf += " int ret;\n\n" | |
425 | buf += " printk(KERN_INFO \"" + fabric_mod_name.upper() + " fabric module %s on %s/%s\"\n" | |
426 | buf += " \" on \"UTS_RELEASE\"\\n\"," + fabric_mod_name.upper() + "_VERSION, utsname()->sysname,\n" | |
427 | buf += " utsname()->machine);\n" | |
428 | buf += " /*\n" | |
429 | buf += " * Register the top level struct config_item_type with TCM core\n" | |
430 | buf += " */\n" | |
431 | buf += " fabric = target_fabric_configfs_init(THIS_MODULE, \"" + fabric_mod_name[4:] + "\");\n" | |
ced38c8c | 432 | buf += " if (IS_ERR(fabric)) {\n" |
c66ac9db | 433 | buf += " printk(KERN_ERR \"target_fabric_configfs_init() failed\\n\");\n" |
ced38c8c | 434 | buf += " return PTR_ERR(fabric);\n" |
c66ac9db NB |
435 | buf += " }\n" |
436 | buf += " /*\n" | |
437 | buf += " * Setup fabric->tf_ops from our local " + fabric_mod_name + "_ops\n" | |
438 | buf += " */\n" | |
439 | buf += " fabric->tf_ops = " + fabric_mod_name + "_ops;\n" | |
440 | buf += " /*\n" | |
441 | buf += " * Setup default attribute lists for various fabric->tf_cit_tmpl\n" | |
442 | buf += " */\n" | |
443 | buf += " TF_CIT_TMPL(fabric)->tfc_wwn_cit.ct_attrs = " + fabric_mod_name + "_wwn_attrs;\n" | |
444 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_base_cit.ct_attrs = NULL;\n" | |
445 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_attrib_cit.ct_attrs = NULL;\n" | |
446 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_param_cit.ct_attrs = NULL;\n" | |
447 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_np_base_cit.ct_attrs = NULL;\n" | |
448 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_base_cit.ct_attrs = NULL;\n" | |
449 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_attrib_cit.ct_attrs = NULL;\n" | |
450 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_auth_cit.ct_attrs = NULL;\n" | |
451 | buf += " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_param_cit.ct_attrs = NULL;\n" | |
452 | buf += " /*\n" | |
453 | buf += " * Register the fabric for use within TCM\n" | |
454 | buf += " */\n" | |
455 | buf += " ret = target_fabric_configfs_register(fabric);\n" | |
456 | buf += " if (ret < 0) {\n" | |
457 | buf += " printk(KERN_ERR \"target_fabric_configfs_register() failed\"\n" | |
458 | buf += " \" for " + fabric_mod_name.upper() + "\\n\");\n" | |
459 | buf += " return ret;\n" | |
460 | buf += " }\n" | |
461 | buf += " /*\n" | |
462 | buf += " * Setup our local pointer to *fabric\n" | |
463 | buf += " */\n" | |
464 | buf += " " + fabric_mod_name + "_fabric_configfs = fabric;\n" | |
465 | buf += " printk(KERN_INFO \"" + fabric_mod_name.upper() + "[0] - Set fabric -> " + fabric_mod_name + "_fabric_configfs\\n\");\n" | |
466 | buf += " return 0;\n" | |
467 | buf += "};\n\n" | |
ced38c8c | 468 | buf += "static void __exit " + fabric_mod_name + "_deregister_configfs(void)\n" |
c66ac9db | 469 | buf += "{\n" |
ced38c8c | 470 | buf += " if (!" + fabric_mod_name + "_fabric_configfs)\n" |
c66ac9db NB |
471 | buf += " return;\n\n" |
472 | buf += " target_fabric_configfs_deregister(" + fabric_mod_name + "_fabric_configfs);\n" | |
473 | buf += " " + fabric_mod_name + "_fabric_configfs = NULL;\n" | |
474 | buf += " printk(KERN_INFO \"" + fabric_mod_name.upper() + "[0] - Cleared " + fabric_mod_name + "_fabric_configfs\\n\");\n" | |
475 | buf += "};\n\n" | |
476 | ||
477 | buf += "static int __init " + fabric_mod_name + "_init(void)\n" | |
478 | buf += "{\n" | |
479 | buf += " int ret;\n\n" | |
480 | buf += " ret = " + fabric_mod_name + "_register_configfs();\n" | |
481 | buf += " if (ret < 0)\n" | |
482 | buf += " return ret;\n\n" | |
483 | buf += " return 0;\n" | |
484 | buf += "};\n\n" | |
ced38c8c | 485 | buf += "static void __exit " + fabric_mod_name + "_exit(void)\n" |
c66ac9db NB |
486 | buf += "{\n" |
487 | buf += " " + fabric_mod_name + "_deregister_configfs();\n" | |
488 | buf += "};\n\n" | |
489 | ||
c66ac9db NB |
490 | buf += "MODULE_DESCRIPTION(\"" + fabric_mod_name.upper() + " series fabric driver\");\n" |
491 | buf += "MODULE_LICENSE(\"GPL\");\n" | |
492 | buf += "module_init(" + fabric_mod_name + "_init);\n" | |
493 | buf += "module_exit(" + fabric_mod_name + "_exit);\n" | |
c66ac9db NB |
494 | |
495 | ret = p.write(buf) | |
496 | if ret: | |
497 | tcm_mod_err("Unable to write f: " + f) | |
498 | ||
499 | p.close() | |
500 | ||
501 | return | |
502 | ||
503 | def tcm_mod_scan_fabric_ops(tcm_dir): | |
504 | ||
c4795fb2 | 505 | fabric_ops_api = tcm_dir + "include/target/target_core_fabric.h" |
c66ac9db NB |
506 | |
507 | print "Using tcm_mod_scan_fabric_ops: " + fabric_ops_api | |
508 | process_fo = 0; | |
509 | ||
510 | p = open(fabric_ops_api, 'r') | |
511 | ||
512 | line = p.readline() | |
513 | while line: | |
514 | if process_fo == 0 and re.search('struct target_core_fabric_ops {', line): | |
515 | line = p.readline() | |
516 | continue | |
517 | ||
518 | if process_fo == 0: | |
519 | process_fo = 1; | |
520 | line = p.readline() | |
521 | # Search for function pointer | |
522 | if not re.search('\(\*', line): | |
523 | continue | |
524 | ||
525 | fabric_ops.append(line.rstrip()) | |
526 | continue | |
527 | ||
528 | line = p.readline() | |
529 | # Search for function pointer | |
530 | if not re.search('\(\*', line): | |
531 | continue | |
532 | ||
533 | fabric_ops.append(line.rstrip()) | |
534 | ||
535 | p.close() | |
536 | return | |
537 | ||
538 | def tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir_var, fabric_mod_name): | |
539 | buf = "" | |
540 | bufi = "" | |
541 | ||
542 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.c" | |
543 | print "Writing file: " + f | |
544 | ||
545 | p = open(f, 'w') | |
546 | if not p: | |
547 | tcm_mod_err("Unable to open file: " + f) | |
548 | ||
549 | fi = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.h" | |
550 | print "Writing file: " + fi | |
551 | ||
552 | pi = open(fi, 'w') | |
553 | if not pi: | |
554 | tcm_mod_err("Unable to open file: " + fi) | |
555 | ||
556 | buf = "#include <linux/slab.h>\n" | |
557 | buf += "#include <linux/kthread.h>\n" | |
558 | buf += "#include <linux/types.h>\n" | |
559 | buf += "#include <linux/list.h>\n" | |
560 | buf += "#include <linux/types.h>\n" | |
561 | buf += "#include <linux/string.h>\n" | |
562 | buf += "#include <linux/ctype.h>\n" | |
563 | buf += "#include <asm/unaligned.h>\n" | |
564 | buf += "#include <scsi/scsi.h>\n" | |
565 | buf += "#include <scsi/scsi_host.h>\n" | |
566 | buf += "#include <scsi/scsi_device.h>\n" | |
567 | buf += "#include <scsi/scsi_cmnd.h>\n" | |
568 | buf += "#include <scsi/libfc.h>\n\n" | |
569 | buf += "#include <target/target_core_base.h>\n" | |
c4795fb2 | 570 | buf += "#include <target/target_core_fabric.h>\n" |
10635c8b NB |
571 | buf += "#include <target/target_core_configfs.h>\n\n" |
572 | buf += "#include \"" + fabric_mod_name + "_base.h\"\n" | |
573 | buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" | |
c66ac9db NB |
574 | |
575 | buf += "int " + fabric_mod_name + "_check_true(struct se_portal_group *se_tpg)\n" | |
576 | buf += "{\n" | |
577 | buf += " return 1;\n" | |
578 | buf += "}\n\n" | |
579 | bufi += "int " + fabric_mod_name + "_check_true(struct se_portal_group *);\n" | |
580 | ||
581 | buf += "int " + fabric_mod_name + "_check_false(struct se_portal_group *se_tpg)\n" | |
582 | buf += "{\n" | |
583 | buf += " return 0;\n" | |
584 | buf += "}\n\n" | |
585 | bufi += "int " + fabric_mod_name + "_check_false(struct se_portal_group *);\n" | |
586 | ||
587 | total_fabric_ops = len(fabric_ops) | |
588 | i = 0 | |
589 | ||
590 | while i < total_fabric_ops: | |
591 | fo = fabric_ops[i] | |
592 | i += 1 | |
593 | # print "fabric_ops: " + fo | |
594 | ||
595 | if re.search('get_fabric_name', fo): | |
596 | buf += "char *" + fabric_mod_name + "_get_fabric_name(void)\n" | |
597 | buf += "{\n" | |
598 | buf += " return \"" + fabric_mod_name[4:] + "\";\n" | |
599 | buf += "}\n\n" | |
600 | bufi += "char *" + fabric_mod_name + "_get_fabric_name(void);\n" | |
601 | continue | |
602 | ||
603 | if re.search('get_fabric_proto_ident', fo): | |
604 | buf += "u8 " + fabric_mod_name + "_get_fabric_proto_ident(struct se_portal_group *se_tpg)\n" | |
605 | buf += "{\n" | |
606 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
607 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
608 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n" | |
609 | buf += " u8 proto_id;\n\n" | |
610 | buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n" | |
611 | if proto_ident == "FC": | |
612 | buf += " case SCSI_PROTOCOL_FCP:\n" | |
613 | buf += " default:\n" | |
614 | buf += " proto_id = fc_get_fabric_proto_ident(se_tpg);\n" | |
615 | buf += " break;\n" | |
616 | elif proto_ident == "SAS": | |
617 | buf += " case SCSI_PROTOCOL_SAS:\n" | |
618 | buf += " default:\n" | |
619 | buf += " proto_id = sas_get_fabric_proto_ident(se_tpg);\n" | |
620 | buf += " break;\n" | |
621 | elif proto_ident == "iSCSI": | |
622 | buf += " case SCSI_PROTOCOL_ISCSI:\n" | |
623 | buf += " default:\n" | |
624 | buf += " proto_id = iscsi_get_fabric_proto_ident(se_tpg);\n" | |
625 | buf += " break;\n" | |
626 | ||
627 | buf += " }\n\n" | |
628 | buf += " return proto_id;\n" | |
629 | buf += "}\n\n" | |
630 | bufi += "u8 " + fabric_mod_name + "_get_fabric_proto_ident(struct se_portal_group *);\n" | |
631 | ||
632 | if re.search('get_wwn', fo): | |
633 | buf += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *se_tpg)\n" | |
634 | buf += "{\n" | |
635 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
636 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
637 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n\n" | |
638 | buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_name[0];\n" | |
639 | buf += "}\n\n" | |
640 | bufi += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *);\n" | |
641 | ||
642 | if re.search('get_tag', fo): | |
643 | buf += "u16 " + fabric_mod_name + "_get_tag(struct se_portal_group *se_tpg)\n" | |
644 | buf += "{\n" | |
645 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
646 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
647 | buf += " return tpg->" + fabric_mod_port + "_tpgt;\n" | |
648 | buf += "}\n\n" | |
649 | bufi += "u16 " + fabric_mod_name + "_get_tag(struct se_portal_group *);\n" | |
650 | ||
651 | if re.search('get_default_depth', fo): | |
652 | buf += "u32 " + fabric_mod_name + "_get_default_depth(struct se_portal_group *se_tpg)\n" | |
653 | buf += "{\n" | |
654 | buf += " return 1;\n" | |
655 | buf += "}\n\n" | |
656 | bufi += "u32 " + fabric_mod_name + "_get_default_depth(struct se_portal_group *);\n" | |
657 | ||
658 | if re.search('get_pr_transport_id\)\(', fo): | |
659 | buf += "u32 " + fabric_mod_name + "_get_pr_transport_id(\n" | |
660 | buf += " struct se_portal_group *se_tpg,\n" | |
661 | buf += " struct se_node_acl *se_nacl,\n" | |
662 | buf += " struct t10_pr_registration *pr_reg,\n" | |
663 | buf += " int *format_code,\n" | |
664 | buf += " unsigned char *buf)\n" | |
665 | buf += "{\n" | |
666 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
667 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
668 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n" | |
669 | buf += " int ret = 0;\n\n" | |
670 | buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n" | |
671 | if proto_ident == "FC": | |
672 | buf += " case SCSI_PROTOCOL_FCP:\n" | |
673 | buf += " default:\n" | |
674 | buf += " ret = fc_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n" | |
675 | buf += " format_code, buf);\n" | |
676 | buf += " break;\n" | |
677 | elif proto_ident == "SAS": | |
678 | buf += " case SCSI_PROTOCOL_SAS:\n" | |
679 | buf += " default:\n" | |
680 | buf += " ret = sas_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n" | |
681 | buf += " format_code, buf);\n" | |
682 | buf += " break;\n" | |
683 | elif proto_ident == "iSCSI": | |
684 | buf += " case SCSI_PROTOCOL_ISCSI:\n" | |
685 | buf += " default:\n" | |
686 | buf += " ret = iscsi_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n" | |
687 | buf += " format_code, buf);\n" | |
688 | buf += " break;\n" | |
689 | ||
690 | buf += " }\n\n" | |
691 | buf += " return ret;\n" | |
692 | buf += "}\n\n" | |
693 | bufi += "u32 " + fabric_mod_name + "_get_pr_transport_id(struct se_portal_group *,\n" | |
694 | bufi += " struct se_node_acl *, struct t10_pr_registration *,\n" | |
695 | bufi += " int *, unsigned char *);\n" | |
696 | ||
697 | if re.search('get_pr_transport_id_len\)\(', fo): | |
698 | buf += "u32 " + fabric_mod_name + "_get_pr_transport_id_len(\n" | |
699 | buf += " struct se_portal_group *se_tpg,\n" | |
700 | buf += " struct se_node_acl *se_nacl,\n" | |
701 | buf += " struct t10_pr_registration *pr_reg,\n" | |
702 | buf += " int *format_code)\n" | |
703 | buf += "{\n" | |
704 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
705 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
706 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n" | |
707 | buf += " int ret = 0;\n\n" | |
708 | buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n" | |
709 | if proto_ident == "FC": | |
710 | buf += " case SCSI_PROTOCOL_FCP:\n" | |
711 | buf += " default:\n" | |
712 | buf += " ret = fc_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n" | |
713 | buf += " format_code);\n" | |
714 | buf += " break;\n" | |
715 | elif proto_ident == "SAS": | |
716 | buf += " case SCSI_PROTOCOL_SAS:\n" | |
717 | buf += " default:\n" | |
718 | buf += " ret = sas_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n" | |
719 | buf += " format_code);\n" | |
720 | buf += " break;\n" | |
721 | elif proto_ident == "iSCSI": | |
722 | buf += " case SCSI_PROTOCOL_ISCSI:\n" | |
723 | buf += " default:\n" | |
724 | buf += " ret = iscsi_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n" | |
725 | buf += " format_code);\n" | |
726 | buf += " break;\n" | |
727 | ||
728 | ||
729 | buf += " }\n\n" | |
730 | buf += " return ret;\n" | |
731 | buf += "}\n\n" | |
732 | bufi += "u32 " + fabric_mod_name + "_get_pr_transport_id_len(struct se_portal_group *,\n" | |
733 | bufi += " struct se_node_acl *, struct t10_pr_registration *,\n" | |
734 | bufi += " int *);\n" | |
735 | ||
736 | if re.search('parse_pr_out_transport_id\)\(', fo): | |
737 | buf += "char *" + fabric_mod_name + "_parse_pr_out_transport_id(\n" | |
738 | buf += " struct se_portal_group *se_tpg,\n" | |
739 | buf += " const char *buf,\n" | |
740 | buf += " u32 *out_tid_len,\n" | |
741 | buf += " char **port_nexus_ptr)\n" | |
742 | buf += "{\n" | |
743 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
744 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
745 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n" | |
746 | buf += " char *tid = NULL;\n\n" | |
747 | buf += " switch (" + fabric_mod_port + "->" + fabric_mod_port + "_proto_id) {\n" | |
748 | if proto_ident == "FC": | |
749 | buf += " case SCSI_PROTOCOL_FCP:\n" | |
750 | buf += " default:\n" | |
751 | buf += " tid = fc_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n" | |
752 | buf += " port_nexus_ptr);\n" | |
753 | elif proto_ident == "SAS": | |
754 | buf += " case SCSI_PROTOCOL_SAS:\n" | |
755 | buf += " default:\n" | |
756 | buf += " tid = sas_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n" | |
757 | buf += " port_nexus_ptr);\n" | |
758 | elif proto_ident == "iSCSI": | |
759 | buf += " case SCSI_PROTOCOL_ISCSI:\n" | |
760 | buf += " default:\n" | |
761 | buf += " tid = iscsi_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n" | |
762 | buf += " port_nexus_ptr);\n" | |
763 | ||
764 | buf += " }\n\n" | |
765 | buf += " return tid;\n" | |
766 | buf += "}\n\n" | |
767 | bufi += "char *" + fabric_mod_name + "_parse_pr_out_transport_id(struct se_portal_group *,\n" | |
768 | bufi += " const char *, u32 *, char **);\n" | |
769 | ||
770 | if re.search('alloc_fabric_acl\)\(', fo): | |
771 | buf += "struct se_node_acl *" + fabric_mod_name + "_alloc_fabric_acl(struct se_portal_group *se_tpg)\n" | |
772 | buf += "{\n" | |
773 | buf += " struct " + fabric_mod_name + "_nacl *nacl;\n\n" | |
774 | buf += " nacl = kzalloc(sizeof(struct " + fabric_mod_name + "_nacl), GFP_KERNEL);\n" | |
ced38c8c | 775 | buf += " if (!nacl) {\n" |
26725f2a | 776 | buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_nacl\\n\");\n" |
c66ac9db NB |
777 | buf += " return NULL;\n" |
778 | buf += " }\n\n" | |
779 | buf += " return &nacl->se_node_acl;\n" | |
780 | buf += "}\n\n" | |
781 | bufi += "struct se_node_acl *" + fabric_mod_name + "_alloc_fabric_acl(struct se_portal_group *);\n" | |
782 | ||
783 | if re.search('release_fabric_acl\)\(', fo): | |
784 | buf += "void " + fabric_mod_name + "_release_fabric_acl(\n" | |
785 | buf += " struct se_portal_group *se_tpg,\n" | |
786 | buf += " struct se_node_acl *se_nacl)\n" | |
787 | buf += "{\n" | |
788 | buf += " struct " + fabric_mod_name + "_nacl *nacl = container_of(se_nacl,\n" | |
789 | buf += " struct " + fabric_mod_name + "_nacl, se_node_acl);\n" | |
790 | buf += " kfree(nacl);\n" | |
791 | buf += "}\n\n" | |
792 | bufi += "void " + fabric_mod_name + "_release_fabric_acl(struct se_portal_group *,\n" | |
793 | bufi += " struct se_node_acl *);\n" | |
794 | ||
795 | if re.search('tpg_get_inst_index\)\(', fo): | |
796 | buf += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *se_tpg)\n" | |
797 | buf += "{\n" | |
798 | buf += " return 1;\n" | |
799 | buf += "}\n\n" | |
800 | bufi += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *);\n" | |
801 | ||
77271de6 | 802 | if re.search('\*release_cmd\)\(', fo): |
c66ac9db NB |
803 | buf += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *se_cmd)\n" |
804 | buf += "{\n" | |
805 | buf += " return;\n" | |
806 | buf += "}\n\n" | |
807 | bufi += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *);\n" | |
808 | ||
809 | if re.search('shutdown_session\)\(', fo): | |
810 | buf += "int " + fabric_mod_name + "_shutdown_session(struct se_session *se_sess)\n" | |
811 | buf += "{\n" | |
812 | buf += " return 0;\n" | |
813 | buf += "}\n\n" | |
814 | bufi += "int " + fabric_mod_name + "_shutdown_session(struct se_session *);\n" | |
815 | ||
816 | if re.search('close_session\)\(', fo): | |
817 | buf += "void " + fabric_mod_name + "_close_session(struct se_session *se_sess)\n" | |
818 | buf += "{\n" | |
819 | buf += " return;\n" | |
820 | buf += "}\n\n" | |
821 | bufi += "void " + fabric_mod_name + "_close_session(struct se_session *);\n" | |
822 | ||
823 | if re.search('stop_session\)\(', fo): | |
824 | buf += "void " + fabric_mod_name + "_stop_session(struct se_session *se_sess, int sess_sleep , int conn_sleep)\n" | |
825 | buf += "{\n" | |
826 | buf += " return;\n" | |
827 | buf += "}\n\n" | |
828 | bufi += "void " + fabric_mod_name + "_stop_session(struct se_session *, int, int);\n" | |
829 | ||
830 | if re.search('fall_back_to_erl0\)\(', fo): | |
831 | buf += "void " + fabric_mod_name + "_reset_nexus(struct se_session *se_sess)\n" | |
832 | buf += "{\n" | |
833 | buf += " return;\n" | |
834 | buf += "}\n\n" | |
835 | bufi += "void " + fabric_mod_name + "_reset_nexus(struct se_session *);\n" | |
836 | ||
837 | if re.search('sess_logged_in\)\(', fo): | |
838 | buf += "int " + fabric_mod_name + "_sess_logged_in(struct se_session *se_sess)\n" | |
839 | buf += "{\n" | |
840 | buf += " return 0;\n" | |
841 | buf += "}\n\n" | |
842 | bufi += "int " + fabric_mod_name + "_sess_logged_in(struct se_session *);\n" | |
843 | ||
844 | if re.search('sess_get_index\)\(', fo): | |
845 | buf += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *se_sess)\n" | |
846 | buf += "{\n" | |
847 | buf += " return 0;\n" | |
848 | buf += "}\n\n" | |
849 | bufi += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *);\n" | |
850 | ||
851 | if re.search('write_pending\)\(', fo): | |
852 | buf += "int " + fabric_mod_name + "_write_pending(struct se_cmd *se_cmd)\n" | |
853 | buf += "{\n" | |
854 | buf += " return 0;\n" | |
855 | buf += "}\n\n" | |
856 | bufi += "int " + fabric_mod_name + "_write_pending(struct se_cmd *);\n" | |
857 | ||
858 | if re.search('write_pending_status\)\(', fo): | |
859 | buf += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *se_cmd)\n" | |
860 | buf += "{\n" | |
861 | buf += " return 0;\n" | |
862 | buf += "}\n\n" | |
863 | bufi += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *);\n" | |
864 | ||
865 | if re.search('set_default_node_attributes\)\(', fo): | |
866 | buf += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *nacl)\n" | |
867 | buf += "{\n" | |
868 | buf += " return;\n" | |
869 | buf += "}\n\n" | |
870 | bufi += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *);\n" | |
871 | ||
872 | if re.search('get_task_tag\)\(', fo): | |
873 | buf += "u32 " + fabric_mod_name + "_get_task_tag(struct se_cmd *se_cmd)\n" | |
874 | buf += "{\n" | |
875 | buf += " return 0;\n" | |
876 | buf += "}\n\n" | |
877 | bufi += "u32 " + fabric_mod_name + "_get_task_tag(struct se_cmd *);\n" | |
878 | ||
879 | if re.search('get_cmd_state\)\(', fo): | |
880 | buf += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *se_cmd)\n" | |
881 | buf += "{\n" | |
882 | buf += " return 0;\n" | |
883 | buf += "}\n\n" | |
884 | bufi += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *);\n" | |
885 | ||
c66ac9db NB |
886 | if re.search('queue_data_in\)\(', fo): |
887 | buf += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *se_cmd)\n" | |
888 | buf += "{\n" | |
889 | buf += " return 0;\n" | |
890 | buf += "}\n\n" | |
891 | bufi += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *);\n" | |
892 | ||
893 | if re.search('queue_status\)\(', fo): | |
894 | buf += "int " + fabric_mod_name + "_queue_status(struct se_cmd *se_cmd)\n" | |
895 | buf += "{\n" | |
896 | buf += " return 0;\n" | |
897 | buf += "}\n\n" | |
898 | bufi += "int " + fabric_mod_name + "_queue_status(struct se_cmd *);\n" | |
899 | ||
900 | if re.search('queue_tm_rsp\)\(', fo): | |
901 | buf += "int " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *se_cmd)\n" | |
902 | buf += "{\n" | |
903 | buf += " return 0;\n" | |
904 | buf += "}\n\n" | |
905 | bufi += "int " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *);\n" | |
906 | ||
c66ac9db NB |
907 | if re.search('is_state_remove\)\(', fo): |
908 | buf += "int " + fabric_mod_name + "_is_state_remove(struct se_cmd *se_cmd)\n" | |
909 | buf += "{\n" | |
910 | buf += " return 0;\n" | |
911 | buf += "}\n\n" | |
912 | bufi += "int " + fabric_mod_name + "_is_state_remove(struct se_cmd *);\n" | |
913 | ||
c66ac9db NB |
914 | |
915 | ret = p.write(buf) | |
916 | if ret: | |
917 | tcm_mod_err("Unable to write f: " + f) | |
918 | ||
919 | p.close() | |
920 | ||
921 | ret = pi.write(bufi) | |
922 | if ret: | |
923 | tcm_mod_err("Unable to write fi: " + fi) | |
924 | ||
925 | pi.close() | |
926 | return | |
927 | ||
928 | def tcm_mod_build_kbuild(fabric_mod_dir_var, fabric_mod_name): | |
929 | ||
930 | buf = "" | |
10635c8b | 931 | f = fabric_mod_dir_var + "/Makefile" |
c66ac9db NB |
932 | print "Writing file: " + f |
933 | ||
934 | p = open(f, 'w') | |
935 | if not p: | |
936 | tcm_mod_err("Unable to open file: " + f) | |
937 | ||
c66ac9db NB |
938 | buf += fabric_mod_name + "-objs := " + fabric_mod_name + "_fabric.o \\\n" |
939 | buf += " " + fabric_mod_name + "_configfs.o\n" | |
940 | buf += "obj-$(CONFIG_" + fabric_mod_name.upper() + ") += " + fabric_mod_name + ".o\n" | |
941 | ||
942 | ret = p.write(buf) | |
943 | if ret: | |
944 | tcm_mod_err("Unable to write f: " + f) | |
945 | ||
946 | p.close() | |
947 | return | |
948 | ||
949 | def tcm_mod_build_kconfig(fabric_mod_dir_var, fabric_mod_name): | |
950 | ||
951 | buf = "" | |
952 | f = fabric_mod_dir_var + "/Kconfig" | |
953 | print "Writing file: " + f | |
954 | ||
955 | p = open(f, 'w') | |
956 | if not p: | |
957 | tcm_mod_err("Unable to open file: " + f) | |
958 | ||
959 | buf = "config " + fabric_mod_name.upper() + "\n" | |
960 | buf += " tristate \"" + fabric_mod_name.upper() + " fabric module\"\n" | |
961 | buf += " depends on TARGET_CORE && CONFIGFS_FS\n" | |
962 | buf += " default n\n" | |
963 | buf += " ---help---\n" | |
964 | buf += " Say Y here to enable the " + fabric_mod_name.upper() + " fabric module\n" | |
965 | ||
966 | ret = p.write(buf) | |
967 | if ret: | |
968 | tcm_mod_err("Unable to write f: " + f) | |
969 | ||
970 | p.close() | |
971 | return | |
972 | ||
973 | def tcm_mod_add_kbuild(tcm_dir, fabric_mod_name): | |
974 | buf = "obj-$(CONFIG_" + fabric_mod_name.upper() + ") += " + fabric_mod_name.lower() + "/\n" | |
10635c8b | 975 | kbuild = tcm_dir + "/drivers/target/Makefile" |
c66ac9db NB |
976 | |
977 | f = open(kbuild, 'a') | |
978 | f.write(buf) | |
979 | f.close() | |
980 | return | |
981 | ||
982 | def tcm_mod_add_kconfig(tcm_dir, fabric_mod_name): | |
983 | buf = "source \"drivers/target/" + fabric_mod_name.lower() + "/Kconfig\"\n" | |
984 | kconfig = tcm_dir + "/drivers/target/Kconfig" | |
985 | ||
986 | f = open(kconfig, 'a') | |
987 | f.write(buf) | |
988 | f.close() | |
989 | return | |
990 | ||
991 | def main(modname, proto_ident): | |
992 | # proto_ident = "FC" | |
993 | # proto_ident = "SAS" | |
994 | # proto_ident = "iSCSI" | |
995 | ||
996 | tcm_dir = os.getcwd(); | |
997 | tcm_dir += "/../../" | |
998 | print "tcm_dir: " + tcm_dir | |
999 | fabric_mod_name = modname | |
1000 | fabric_mod_dir = tcm_dir + "drivers/target/" + fabric_mod_name | |
1001 | print "Set fabric_mod_name: " + fabric_mod_name | |
1002 | print "Set fabric_mod_dir: " + fabric_mod_dir | |
1003 | print "Using proto_ident: " + proto_ident | |
1004 | ||
1005 | if proto_ident != "FC" and proto_ident != "SAS" and proto_ident != "iSCSI": | |
1006 | print "Unsupported proto_ident: " + proto_ident | |
1007 | sys.exit(1) | |
1008 | ||
1009 | ret = tcm_mod_create_module_subdir(fabric_mod_dir) | |
1010 | if ret: | |
1011 | print "tcm_mod_create_module_subdir() failed because module already exists!" | |
1012 | sys.exit(1) | |
1013 | ||
1014 | tcm_mod_build_base_includes(proto_ident, fabric_mod_dir, fabric_mod_name) | |
1015 | tcm_mod_scan_fabric_ops(tcm_dir) | |
1016 | tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir, fabric_mod_name) | |
1017 | tcm_mod_build_configfs(proto_ident, fabric_mod_dir, fabric_mod_name) | |
1018 | tcm_mod_build_kbuild(fabric_mod_dir, fabric_mod_name) | |
1019 | tcm_mod_build_kconfig(fabric_mod_dir, fabric_mod_name) | |
1020 | ||
10635c8b | 1021 | input = raw_input("Would you like to add " + fabric_mod_name + "to drivers/target/Makefile..? [yes,no]: ") |
c66ac9db NB |
1022 | if input == "yes" or input == "y": |
1023 | tcm_mod_add_kbuild(tcm_dir, fabric_mod_name) | |
1024 | ||
1025 | input = raw_input("Would you like to add " + fabric_mod_name + "to drivers/target/Kconfig..? [yes,no]: ") | |
1026 | if input == "yes" or input == "y": | |
1027 | tcm_mod_add_kconfig(tcm_dir, fabric_mod_name) | |
1028 | ||
1029 | return | |
1030 | ||
1031 | parser = optparse.OptionParser() | |
1032 | parser.add_option('-m', '--modulename', help='Module name', dest='modname', | |
1033 | action='store', nargs=1, type='string') | |
1034 | parser.add_option('-p', '--protoident', help='Protocol Ident', dest='protoident', | |
1035 | action='store', nargs=1, type='string') | |
1036 | ||
1037 | (opts, args) = parser.parse_args() | |
1038 | ||
1039 | mandatories = ['modname', 'protoident'] | |
1040 | for m in mandatories: | |
1041 | if not opts.__dict__[m]: | |
1042 | print "mandatory option is missing\n" | |
1043 | parser.print_help() | |
1044 | exit(-1) | |
1045 | ||
1046 | if __name__ == "__main__": | |
1047 | ||
1048 | main(str(opts.modname), opts.protoident) |