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420a0d19 CE |
1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
2813c06e | 5 | /* Copyright (c) University of Cambridge 1995 - 2016 */ |
420a0d19 CE |
6 | /* See the file NOTICE for conditions of use and distribution. */ |
7 | ||
8 | ||
9 | #include "exim.h" | |
10 | ||
11 | #include <string.h> | |
12 | ||
13 | /* This module contains tables that define the lookup methods and drivers | |
14 | that are actually included in the binary. Its contents are controlled by | |
15 | various macros in config.h that ultimately come from Local/Makefile. They are | |
16 | all described in src/EDITME. */ | |
17 | ||
18 | ||
19 | lookup_info **lookup_list; | |
20 | int lookup_list_count = 0; | |
21 | ||
22 | static int lookup_list_init_done = 0; | |
23 | ||
2813c06e | 24 | /* Table of information about all possible authentication mechanisms. All |
420a0d19 CE |
25 | entries are always present if any mechanism is declared, but the functions are |
26 | set to NULL for those that are not compiled into the binary. */ | |
27 | ||
28 | #ifdef AUTH_CRAM_MD5 | |
29 | #include "auths/cram_md5.h" | |
30 | #endif | |
31 | ||
32 | #ifdef AUTH_CYRUS_SASL | |
33 | #include "auths/cyrus_sasl.h" | |
34 | #endif | |
35 | ||
36 | #ifdef AUTH_DOVECOT | |
37 | #include "auths/dovecot.h" | |
38 | #endif | |
39 | ||
40 | #ifdef AUTH_GSASL | |
41 | #include "auths/gsasl_exim.h" | |
42 | #endif | |
43 | ||
44 | #ifdef AUTH_HEIMDAL_GSSAPI | |
45 | #include "auths/heimdal_gssapi.h" | |
46 | #endif | |
47 | ||
48 | #ifdef AUTH_PLAINTEXT | |
49 | #include "auths/plaintext.h" | |
50 | #endif | |
51 | ||
52 | #ifdef AUTH_SPA | |
53 | #include "auths/spa.h" | |
54 | #endif | |
55 | ||
2813c06e CE |
56 | #ifdef AUTH_TLS |
57 | #include "auths/tls.h" | |
58 | #endif | |
59 | ||
420a0d19 CE |
60 | auth_info auths_available[] = { |
61 | ||
62 | /* Checking by an expansion condition on plain text */ | |
63 | ||
64 | #ifdef AUTH_CRAM_MD5 | |
65 | { | |
66 | US"cram_md5", /* lookup name */ | |
67 | auth_cram_md5_options, | |
68 | &auth_cram_md5_options_count, | |
69 | &auth_cram_md5_option_defaults, | |
70 | sizeof(auth_cram_md5_options_block), | |
71 | auth_cram_md5_init, /* init function */ | |
72 | auth_cram_md5_server, /* server function */ | |
73 | auth_cram_md5_client, /* client function */ | |
74 | NULL /* diagnostic function */ | |
75 | }, | |
76 | #endif | |
77 | ||
78 | #ifdef AUTH_CYRUS_SASL | |
79 | { | |
80 | US"cyrus_sasl", /* lookup name */ | |
81 | auth_cyrus_sasl_options, | |
82 | &auth_cyrus_sasl_options_count, | |
83 | &auth_cyrus_sasl_option_defaults, | |
84 | sizeof(auth_cyrus_sasl_options_block), | |
85 | auth_cyrus_sasl_init, /* init function */ | |
86 | auth_cyrus_sasl_server, /* server function */ | |
87 | NULL, /* client function */ | |
88 | auth_cyrus_sasl_version_report /* diagnostic function */ | |
89 | }, | |
90 | #endif | |
91 | ||
92 | #ifdef AUTH_DOVECOT | |
93 | { | |
94 | US"dovecot", /* lookup name */ | |
95 | auth_dovecot_options, | |
96 | &auth_dovecot_options_count, | |
97 | &auth_dovecot_option_defaults, | |
98 | sizeof(auth_dovecot_options_block), | |
99 | auth_dovecot_init, /* init function */ | |
100 | auth_dovecot_server, /* server function */ | |
101 | NULL, /* client function */ | |
102 | NULL /* diagnostic function */ | |
103 | }, | |
104 | #endif | |
105 | ||
106 | #ifdef AUTH_GSASL | |
107 | { | |
108 | US"gsasl", /* lookup name */ | |
109 | auth_gsasl_options, | |
110 | &auth_gsasl_options_count, | |
111 | &auth_gsasl_option_defaults, | |
112 | sizeof(auth_gsasl_options_block), | |
113 | auth_gsasl_init, /* init function */ | |
114 | auth_gsasl_server, /* server function */ | |
115 | NULL, /* client function */ | |
116 | auth_gsasl_version_report /* diagnostic function */ | |
117 | }, | |
118 | #endif | |
119 | ||
120 | #ifdef AUTH_HEIMDAL_GSSAPI | |
121 | { | |
122 | US"heimdal_gssapi", /* lookup name */ | |
123 | auth_heimdal_gssapi_options, | |
124 | &auth_heimdal_gssapi_options_count, | |
125 | &auth_heimdal_gssapi_option_defaults, | |
126 | sizeof(auth_heimdal_gssapi_options_block), | |
127 | auth_heimdal_gssapi_init, /* init function */ | |
128 | auth_heimdal_gssapi_server, /* server function */ | |
129 | NULL, /* client function */ | |
130 | auth_heimdal_gssapi_version_report /* diagnostic function */ | |
131 | }, | |
132 | #endif | |
133 | ||
134 | #ifdef AUTH_PLAINTEXT | |
135 | { | |
136 | US"plaintext", /* lookup name */ | |
137 | auth_plaintext_options, | |
138 | &auth_plaintext_options_count, | |
139 | &auth_plaintext_option_defaults, | |
140 | sizeof(auth_plaintext_options_block), | |
141 | auth_plaintext_init, /* init function */ | |
142 | auth_plaintext_server, /* server function */ | |
143 | auth_plaintext_client, /* client function */ | |
144 | NULL /* diagnostic function */ | |
145 | }, | |
146 | #endif | |
147 | ||
148 | #ifdef AUTH_SPA | |
149 | { | |
150 | US"spa", /* lookup name */ | |
151 | auth_spa_options, | |
152 | &auth_spa_options_count, | |
153 | &auth_spa_option_defaults, | |
154 | sizeof(auth_spa_options_block), | |
155 | auth_spa_init, /* init function */ | |
156 | auth_spa_server, /* server function */ | |
157 | auth_spa_client, /* client function */ | |
158 | NULL /* diagnostic function */ | |
159 | }, | |
160 | #endif | |
161 | ||
2813c06e CE |
162 | #ifdef AUTH_TLS |
163 | { | |
164 | US"tls", /* lookup name */ | |
165 | auth_tls_options, | |
166 | &auth_tls_options_count, | |
167 | &auth_tls_option_defaults, | |
168 | sizeof(auth_tls_options_block), | |
169 | auth_tls_init, /* init function */ | |
170 | auth_tls_server, /* server function */ | |
171 | NULL, /* client function */ | |
172 | NULL /* diagnostic function */ | |
173 | }, | |
174 | #endif | |
175 | ||
420a0d19 CE |
176 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL } |
177 | }; | |
178 | ||
179 | ||
180 | /* Tables of information about which routers and transports are included in the | |
181 | exim binary. */ | |
182 | ||
183 | /* Pull in the necessary header files */ | |
184 | ||
185 | #include "routers/rf_functions.h" | |
186 | ||
187 | #ifdef ROUTER_ACCEPT | |
188 | #include "routers/accept.h" | |
189 | #endif | |
190 | ||
191 | #ifdef ROUTER_DNSLOOKUP | |
192 | #include "routers/dnslookup.h" | |
193 | #endif | |
194 | ||
195 | #ifdef ROUTER_MANUALROUTE | |
196 | #include "routers/manualroute.h" | |
197 | #endif | |
198 | ||
199 | #ifdef ROUTER_IPLITERAL | |
200 | #include "routers/ipliteral.h" | |
201 | #endif | |
202 | ||
203 | #ifdef ROUTER_IPLOOKUP | |
204 | #include "routers/iplookup.h" | |
205 | #endif | |
206 | ||
207 | #ifdef ROUTER_QUERYPROGRAM | |
208 | #include "routers/queryprogram.h" | |
209 | #endif | |
210 | ||
211 | #ifdef ROUTER_REDIRECT | |
212 | #include "routers/redirect.h" | |
213 | #endif | |
214 | ||
215 | #ifdef TRANSPORT_APPENDFILE | |
216 | #include "transports/appendfile.h" | |
217 | #endif | |
218 | ||
219 | #ifdef TRANSPORT_AUTOREPLY | |
220 | #include "transports/autoreply.h" | |
221 | #endif | |
222 | ||
223 | #ifdef TRANSPORT_LMTP | |
224 | #include "transports/lmtp.h" | |
225 | #endif | |
226 | ||
227 | #ifdef TRANSPORT_PIPE | |
228 | #include "transports/pipe.h" | |
229 | #endif | |
230 | ||
2813c06e CE |
231 | #ifdef EXPERIMENTAL_QUEUEFILE |
232 | #include "transports/queuefile.h" | |
233 | #endif | |
234 | ||
420a0d19 CE |
235 | #ifdef TRANSPORT_SMTP |
236 | #include "transports/smtp.h" | |
237 | #endif | |
238 | ||
239 | ||
240 | /* Now set up the structures, terminated by an entry with a null name. */ | |
241 | ||
242 | router_info routers_available[] = { | |
243 | #ifdef ROUTER_ACCEPT | |
244 | { | |
245 | US"accept", | |
246 | accept_router_options, | |
247 | &accept_router_options_count, | |
248 | &accept_router_option_defaults, | |
249 | sizeof(accept_router_options_block), | |
250 | accept_router_init, | |
251 | accept_router_entry, | |
252 | NULL, /* no tidyup entry */ | |
253 | ri_yestransport | |
254 | }, | |
255 | #endif | |
256 | #ifdef ROUTER_DNSLOOKUP | |
257 | { | |
258 | US"dnslookup", | |
259 | dnslookup_router_options, | |
260 | &dnslookup_router_options_count, | |
261 | &dnslookup_router_option_defaults, | |
262 | sizeof(dnslookup_router_options_block), | |
263 | dnslookup_router_init, | |
264 | dnslookup_router_entry, | |
265 | NULL, /* no tidyup entry */ | |
266 | ri_yestransport | |
267 | }, | |
268 | #endif | |
269 | #ifdef ROUTER_IPLITERAL | |
270 | { | |
271 | US"ipliteral", | |
272 | ipliteral_router_options, | |
273 | &ipliteral_router_options_count, | |
274 | &ipliteral_router_option_defaults, | |
275 | sizeof(ipliteral_router_options_block), | |
276 | ipliteral_router_init, | |
277 | ipliteral_router_entry, | |
278 | NULL, /* no tidyup entry */ | |
279 | ri_yestransport | |
280 | }, | |
281 | #endif | |
282 | #ifdef ROUTER_IPLOOKUP | |
283 | { | |
284 | US"iplookup", | |
285 | iplookup_router_options, | |
286 | &iplookup_router_options_count, | |
287 | &iplookup_router_option_defaults, | |
288 | sizeof(iplookup_router_options_block), | |
289 | iplookup_router_init, | |
290 | iplookup_router_entry, | |
291 | NULL, /* no tidyup entry */ | |
292 | ri_notransport | |
293 | }, | |
294 | #endif | |
295 | #ifdef ROUTER_MANUALROUTE | |
296 | { | |
297 | US"manualroute", | |
298 | manualroute_router_options, | |
299 | &manualroute_router_options_count, | |
300 | &manualroute_router_option_defaults, | |
301 | sizeof(manualroute_router_options_block), | |
302 | manualroute_router_init, | |
303 | manualroute_router_entry, | |
304 | NULL, /* no tidyup entry */ | |
305 | 0 | |
306 | }, | |
307 | #endif | |
308 | #ifdef ROUTER_QUERYPROGRAM | |
309 | { | |
310 | US"queryprogram", | |
311 | queryprogram_router_options, | |
312 | &queryprogram_router_options_count, | |
313 | &queryprogram_router_option_defaults, | |
314 | sizeof(queryprogram_router_options_block), | |
315 | queryprogram_router_init, | |
316 | queryprogram_router_entry, | |
317 | NULL, /* no tidyup entry */ | |
318 | 0 | |
319 | }, | |
320 | #endif | |
321 | #ifdef ROUTER_REDIRECT | |
322 | { | |
323 | US"redirect", | |
324 | redirect_router_options, | |
325 | &redirect_router_options_count, | |
326 | &redirect_router_option_defaults, | |
327 | sizeof(redirect_router_options_block), | |
328 | redirect_router_init, | |
329 | redirect_router_entry, | |
330 | NULL, /* no tidyup entry */ | |
331 | ri_notransport | |
332 | }, | |
333 | #endif | |
334 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, 0 } | |
335 | }; | |
336 | ||
337 | ||
338 | ||
339 | transport_info transports_available[] = { | |
340 | #ifdef TRANSPORT_APPENDFILE | |
341 | { | |
342 | US"appendfile", /* driver name */ | |
343 | appendfile_transport_options, /* local options table */ | |
344 | &appendfile_transport_options_count, /* number of entries */ | |
345 | &appendfile_transport_option_defaults, /* private options defaults */ | |
346 | sizeof(appendfile_transport_options_block), /* size of private block */ | |
347 | appendfile_transport_init, /* init entry point */ | |
348 | appendfile_transport_entry, /* main entry point */ | |
349 | NULL, /* no tidyup entry */ | |
350 | NULL, /* no closedown entry */ | |
351 | TRUE, /* local flag */ | |
352 | }, | |
353 | #endif | |
354 | #ifdef TRANSPORT_AUTOREPLY | |
355 | { | |
356 | US"autoreply", /* driver name */ | |
357 | autoreply_transport_options, /* local options table */ | |
358 | &autoreply_transport_options_count, /* number of entries */ | |
359 | &autoreply_transport_option_defaults, /* private options defaults */ | |
360 | sizeof(autoreply_transport_options_block), /* size of private block */ | |
361 | autoreply_transport_init, /* init entry point */ | |
362 | autoreply_transport_entry, /* main entry point */ | |
363 | NULL, /* no tidyup entry */ | |
364 | NULL, /* no closedown entry */ | |
365 | TRUE /* local flag */ | |
366 | }, | |
367 | #endif | |
368 | #ifdef TRANSPORT_LMTP | |
369 | { | |
370 | US"lmtp", /* driver name */ | |
371 | lmtp_transport_options, /* local options table */ | |
372 | &lmtp_transport_options_count, /* number of entries */ | |
373 | &lmtp_transport_option_defaults, /* private options defaults */ | |
374 | sizeof(lmtp_transport_options_block), /* size of private block */ | |
375 | lmtp_transport_init, /* init entry point */ | |
376 | lmtp_transport_entry, /* main entry point */ | |
377 | NULL, /* no tidyup entry */ | |
378 | NULL, /* no closedown entry */ | |
379 | TRUE /* local flag */ | |
380 | }, | |
381 | #endif | |
382 | #ifdef TRANSPORT_PIPE | |
383 | { | |
384 | US"pipe", /* driver name */ | |
385 | pipe_transport_options, /* local options table */ | |
386 | &pipe_transport_options_count, /* number of entries */ | |
387 | &pipe_transport_option_defaults, /* private options defaults */ | |
388 | sizeof(pipe_transport_options_block), /* size of private block */ | |
389 | pipe_transport_init, /* init entry point */ | |
390 | pipe_transport_entry, /* main entry point */ | |
391 | NULL, /* no tidyup entry */ | |
392 | NULL, /* no closedown entry */ | |
393 | TRUE /* local flag */ | |
394 | }, | |
395 | #endif | |
2813c06e CE |
396 | #ifdef EXPERIMENTAL_QUEUEFILE |
397 | { | |
398 | US"queuefile", /* driver name */ | |
399 | queuefile_transport_options, /* local options table */ | |
400 | &queuefile_transport_options_count, /* number of entries */ | |
401 | &queuefile_transport_option_defaults, /* private options defaults */ | |
402 | sizeof(queuefile_transport_options_block), /* size of private block */ | |
403 | queuefile_transport_init, /* init entry point */ | |
404 | queuefile_transport_entry, /* main entry point */ | |
405 | NULL, /* no tidyup entry */ | |
406 | NULL, /* no closedown entry */ | |
407 | TRUE /* local flag */ | |
408 | }, | |
409 | #endif | |
420a0d19 CE |
410 | #ifdef TRANSPORT_SMTP |
411 | { | |
412 | US"smtp", /* driver name */ | |
413 | smtp_transport_options, /* local options table */ | |
414 | &smtp_transport_options_count, /* number of entries */ | |
415 | &smtp_transport_option_defaults, /* private options defaults */ | |
416 | sizeof(smtp_transport_options_block), /* size of private block */ | |
417 | smtp_transport_init, /* init entry point */ | |
418 | smtp_transport_entry, /* main entry point */ | |
419 | NULL, /* no tidyup entry */ | |
420 | smtp_transport_closedown, /* close down passed channel */ | |
421 | FALSE /* local flag */ | |
422 | }, | |
423 | #endif | |
424 | { US"", NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL, FALSE } | |
425 | }; | |
426 | ||
427 | struct lookupmodulestr | |
428 | { | |
429 | void *dl; | |
430 | struct lookup_module_info *info; | |
431 | struct lookupmodulestr *next; | |
432 | }; | |
433 | ||
434 | static struct lookupmodulestr *lookupmodules = NULL; | |
435 | ||
2813c06e CE |
436 | static void |
437 | addlookupmodule(void *dl, struct lookup_module_info *info) | |
420a0d19 | 438 | { |
2813c06e CE |
439 | struct lookupmodulestr *p = store_malloc(sizeof(struct lookupmodulestr)); |
440 | ||
441 | p->dl = dl; | |
442 | p->info = info; | |
443 | p->next = lookupmodules; | |
444 | lookupmodules = p; | |
445 | lookup_list_count += info->lookupcount; | |
420a0d19 CE |
446 | } |
447 | ||
448 | /* only valid after lookup_list and lookup_list_count are assigned */ | |
2813c06e CE |
449 | static void |
450 | add_lookup_to_list(lookup_info *info) | |
420a0d19 | 451 | { |
2813c06e CE |
452 | /* need to add the lookup to lookup_list, sorted */ |
453 | int pos = 0; | |
454 | ||
455 | /* strategy is to go through the list until we find | |
456 | either an empty spot or a name that is higher. | |
457 | this can't fail because we have enough space. */ | |
458 | ||
459 | while (lookup_list[pos] && (Ustrcmp(lookup_list[pos]->name, info->name) <= 0)) | |
460 | pos++; | |
461 | ||
462 | if (lookup_list[pos]) | |
463 | { | |
464 | /* need to insert it, so move all the other items up | |
465 | (last slot is still empty, of course) */ | |
466 | ||
467 | memmove(&lookup_list[pos+1], | |
468 | &lookup_list[pos], | |
469 | sizeof(lookup_info *) * (lookup_list_count-pos-1)); | |
420a0d19 | 470 | } |
2813c06e | 471 | lookup_list[pos] = info; |
420a0d19 CE |
472 | } |
473 | ||
474 | ||
475 | /* These need to be at file level for old versions of gcc (2.95.2 reported), | |
476 | * which give parse errors on an extern in function scope. Each entry needs | |
477 | * to also be invoked in init_lookup_list() below */ | |
478 | ||
2813c06e CE |
479 | #if defined(LOOKUP_CDB) && LOOKUP_CDB!=2 |
480 | extern lookup_module_info cdb_lookup_module_info; | |
420a0d19 | 481 | #endif |
2813c06e CE |
482 | #if defined(LOOKUP_DBM) && LOOKUP_DBM!=2 |
483 | extern lookup_module_info dbmdb_lookup_module_info; | |
420a0d19 | 484 | #endif |
2813c06e CE |
485 | #if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2 |
486 | extern lookup_module_info dnsdb_lookup_module_info; | |
420a0d19 | 487 | #endif |
2813c06e CE |
488 | #if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2 |
489 | extern lookup_module_info dsearch_lookup_module_info; | |
420a0d19 | 490 | #endif |
2813c06e CE |
491 | #if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2 |
492 | extern lookup_module_info ibase_lookup_module_info; | |
420a0d19 | 493 | #endif |
2813c06e CE |
494 | #if defined(LOOKUP_LDAP) |
495 | extern lookup_module_info ldap_lookup_module_info; | |
420a0d19 | 496 | #endif |
2813c06e CE |
497 | #if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2 |
498 | extern lookup_module_info lsearch_lookup_module_info; | |
420a0d19 | 499 | #endif |
2813c06e CE |
500 | #if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2 |
501 | extern lookup_module_info mysql_lookup_module_info; | |
502 | #endif | |
503 | #if defined(LOOKUP_NIS) && LOOKUP_NIS!=2 | |
504 | extern lookup_module_info nis_lookup_module_info; | |
420a0d19 CE |
505 | #endif |
506 | #if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2 | |
507 | extern lookup_module_info nisplus_lookup_module_info; | |
508 | #endif | |
2813c06e CE |
509 | #if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2 |
510 | extern lookup_module_info oracle_lookup_module_info; | |
420a0d19 | 511 | #endif |
2813c06e CE |
512 | #if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2 |
513 | extern lookup_module_info passwd_lookup_module_info; | |
420a0d19 | 514 | #endif |
2813c06e CE |
515 | #if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2 |
516 | extern lookup_module_info pgsql_lookup_module_info; | |
420a0d19 | 517 | #endif |
2813c06e CE |
518 | #if defined(LOOKUP_REDIS) && LOOKUP_REDIS!=2 |
519 | extern lookup_module_info redis_lookup_module_info; | |
420a0d19 | 520 | #endif |
2813c06e CE |
521 | #if defined(EXPERIMENTAL_LMDB) |
522 | extern lookup_module_info lmdb_lookup_module_info; | |
420a0d19 | 523 | #endif |
2813c06e CE |
524 | #if defined(EXPERIMENTAL_SPF) |
525 | extern lookup_module_info spf_lookup_module_info; | |
420a0d19 | 526 | #endif |
2813c06e CE |
527 | #if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2 |
528 | extern lookup_module_info sqlite_lookup_module_info; | |
420a0d19 | 529 | #endif |
2813c06e CE |
530 | #if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2 |
531 | extern lookup_module_info testdb_lookup_module_info; | |
420a0d19 | 532 | #endif |
2813c06e CE |
533 | #if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2 |
534 | extern lookup_module_info whoson_lookup_module_info; | |
420a0d19 CE |
535 | #endif |
536 | ||
2813c06e CE |
537 | |
538 | void | |
539 | init_lookup_list(void) | |
420a0d19 CE |
540 | { |
541 | #ifdef LOOKUP_MODULE_DIR | |
542 | DIR *dd; | |
543 | struct dirent *ent; | |
544 | int countmodules = 0; | |
545 | int moduleerrors = 0; | |
546 | #endif | |
547 | struct lookupmodulestr *p; | |
420a0d19 CE |
548 | |
549 | if (lookup_list_init_done) | |
550 | return; | |
551 | lookup_list_init_done = 1; | |
552 | ||
553 | #if defined(LOOKUP_CDB) && LOOKUP_CDB!=2 | |
554 | addlookupmodule(NULL, &cdb_lookup_module_info); | |
555 | #endif | |
556 | ||
557 | #if defined(LOOKUP_DBM) && LOOKUP_DBM!=2 | |
558 | addlookupmodule(NULL, &dbmdb_lookup_module_info); | |
559 | #endif | |
560 | ||
561 | #if defined(LOOKUP_DNSDB) && LOOKUP_DNSDB!=2 | |
562 | addlookupmodule(NULL, &dnsdb_lookup_module_info); | |
563 | #endif | |
564 | ||
565 | #if defined(LOOKUP_DSEARCH) && LOOKUP_DSEARCH!=2 | |
566 | addlookupmodule(NULL, &dsearch_lookup_module_info); | |
567 | #endif | |
568 | ||
569 | #if defined(LOOKUP_IBASE) && LOOKUP_IBASE!=2 | |
570 | addlookupmodule(NULL, &ibase_lookup_module_info); | |
571 | #endif | |
572 | ||
573 | #ifdef LOOKUP_LDAP | |
574 | addlookupmodule(NULL, &ldap_lookup_module_info); | |
575 | #endif | |
576 | ||
577 | #if defined(LOOKUP_LSEARCH) && LOOKUP_LSEARCH!=2 | |
578 | addlookupmodule(NULL, &lsearch_lookup_module_info); | |
579 | #endif | |
580 | ||
581 | #if defined(LOOKUP_MYSQL) && LOOKUP_MYSQL!=2 | |
582 | addlookupmodule(NULL, &mysql_lookup_module_info); | |
583 | #endif | |
584 | ||
585 | #if defined(LOOKUP_NIS) && LOOKUP_NIS!=2 | |
586 | addlookupmodule(NULL, &nis_lookup_module_info); | |
587 | #endif | |
588 | ||
589 | #if defined(LOOKUP_NISPLUS) && LOOKUP_NISPLUS!=2 | |
590 | addlookupmodule(NULL, &nisplus_lookup_module_info); | |
591 | #endif | |
592 | ||
593 | #if defined(LOOKUP_ORACLE) && LOOKUP_ORACLE!=2 | |
594 | addlookupmodule(NULL, &oracle_lookup_module_info); | |
595 | #endif | |
596 | ||
597 | #if defined(LOOKUP_PASSWD) && LOOKUP_PASSWD!=2 | |
598 | addlookupmodule(NULL, &passwd_lookup_module_info); | |
599 | #endif | |
600 | ||
601 | #if defined(LOOKUP_PGSQL) && LOOKUP_PGSQL!=2 | |
602 | addlookupmodule(NULL, &pgsql_lookup_module_info); | |
603 | #endif | |
604 | ||
2813c06e | 605 | #if defined(LOOKUP_REDIS) && LOOKUP_REDIS!=2 |
420a0d19 CE |
606 | addlookupmodule(NULL, &redis_lookup_module_info); |
607 | #endif | |
608 | ||
2813c06e CE |
609 | #ifdef EXPERIMENTAL_LMDB |
610 | addlookupmodule(NULL, &lmdb_lookup_module_info); | |
611 | #endif | |
612 | ||
420a0d19 CE |
613 | #ifdef EXPERIMENTAL_SPF |
614 | addlookupmodule(NULL, &spf_lookup_module_info); | |
615 | #endif | |
616 | ||
617 | #if defined(LOOKUP_SQLITE) && LOOKUP_SQLITE!=2 | |
618 | addlookupmodule(NULL, &sqlite_lookup_module_info); | |
619 | #endif | |
620 | ||
621 | #if defined(LOOKUP_TESTDB) && LOOKUP_TESTDB!=2 | |
622 | addlookupmodule(NULL, &testdb_lookup_module_info); | |
623 | #endif | |
624 | ||
625 | #if defined(LOOKUP_WHOSON) && LOOKUP_WHOSON!=2 | |
626 | addlookupmodule(NULL, &whoson_lookup_module_info); | |
627 | #endif | |
628 | ||
629 | #ifdef LOOKUP_MODULE_DIR | |
630 | dd = opendir(LOOKUP_MODULE_DIR); | |
631 | if (dd == NULL) { | |
632 | DEBUG(D_lookup) debug_printf("Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR); | |
633 | log_write(0, LOG_MAIN, "Couldn't open %s: not loading lookup modules\n", LOOKUP_MODULE_DIR); | |
634 | } | |
635 | else { | |
2813c06e CE |
636 | const pcre *regex_islookupmod = regex_must_compile( |
637 | US"\\." DYNLIB_FN_EXT "$", FALSE, TRUE); | |
638 | ||
420a0d19 CE |
639 | DEBUG(D_lookup) debug_printf("Loading lookup modules from %s\n", LOOKUP_MODULE_DIR); |
640 | while ((ent = readdir(dd)) != NULL) { | |
641 | char *name = ent->d_name; | |
642 | int len = (int)strlen(name); | |
643 | if (pcre_exec(regex_islookupmod, NULL, name, len, 0, PCRE_EOPT, NULL, 0) >= 0) { | |
644 | int pathnamelen = len + (int)strlen(LOOKUP_MODULE_DIR) + 2; | |
645 | void *dl; | |
646 | struct lookup_module_info *info; | |
647 | const char *errormsg; | |
648 | ||
649 | /* SRH: am I being paranoid here or what? */ | |
650 | if (pathnamelen > big_buffer_size) { | |
651 | fprintf(stderr, "Loading lookup modules: %s/%s: name too long\n", LOOKUP_MODULE_DIR, name); | |
652 | log_write(0, LOG_MAIN|LOG_PANIC, "%s/%s: name too long\n", LOOKUP_MODULE_DIR, name); | |
653 | continue; | |
654 | } | |
655 | ||
656 | /* SRH: snprintf here? */ | |
657 | sprintf(CS big_buffer, "%s/%s", LOOKUP_MODULE_DIR, name); | |
658 | ||
659 | dl = dlopen(CS big_buffer, RTLD_NOW);// TJ was LAZY | |
660 | if (dl == NULL) { | |
661 | fprintf(stderr, "Error loading %s: %s\n", name, dlerror()); | |
662 | moduleerrors++; | |
663 | log_write(0, LOG_MAIN|LOG_PANIC, "Error loading lookup module %s: %s\n", name, dlerror()); | |
664 | continue; | |
665 | } | |
666 | ||
667 | /* FreeBSD nsdispatch() can trigger dlerror() errors about | |
668 | * _nss_cache_cycle_prevention_function; we need to clear the dlerror() | |
669 | * state before calling dlsym(), so that any error afterwards only | |
670 | * comes from dlsym(). | |
671 | */ | |
672 | errormsg = dlerror(); | |
673 | ||
674 | info = (struct lookup_module_info*) dlsym(dl, "_lookup_module_info"); | |
675 | if ((errormsg = dlerror()) != NULL) { | |
676 | fprintf(stderr, "%s does not appear to be a lookup module (%s)\n", name, errormsg); | |
677 | dlclose(dl); | |
678 | moduleerrors++; | |
679 | log_write(0, LOG_MAIN|LOG_PANIC, "%s does not appear to be a lookup module (%s)\n", name, errormsg); | |
680 | continue; | |
681 | } | |
682 | if (info->magic != LOOKUP_MODULE_INFO_MAGIC) { | |
683 | fprintf(stderr, "Lookup module %s is not compatible with this version of Exim\n", name); | |
684 | dlclose(dl); | |
685 | moduleerrors++; | |
686 | log_write(0, LOG_MAIN|LOG_PANIC, "Lookup module %s is not compatible with this version of Exim\n", name); | |
687 | continue; | |
688 | } | |
689 | ||
690 | addlookupmodule(dl, info); | |
691 | DEBUG(D_lookup) debug_printf("Loaded \"%s\" (%d lookup types)\n", name, info->lookupcount); | |
692 | countmodules++; | |
693 | } | |
694 | } | |
2813c06e | 695 | store_free((void*)regex_islookupmod); |
420a0d19 CE |
696 | closedir(dd); |
697 | } | |
698 | ||
699 | DEBUG(D_lookup) debug_printf("Loaded %d lookup modules\n", countmodules); | |
700 | #endif | |
701 | ||
420a0d19 CE |
702 | DEBUG(D_lookup) debug_printf("Total %d lookups\n", lookup_list_count); |
703 | ||
704 | lookup_list = store_malloc(sizeof(lookup_info *) * lookup_list_count); | |
705 | memset(lookup_list, 0, sizeof(lookup_info *) * lookup_list_count); | |
706 | ||
707 | /* now add all lookups to the real list */ | |
708 | p = lookupmodules; | |
709 | while (p) { | |
710 | int j; | |
711 | struct lookupmodulestr *pnext; | |
712 | ||
713 | for (j = 0; j < p->info->lookupcount; j++) | |
714 | add_lookup_to_list(p->info->lookups[j]); | |
715 | ||
716 | pnext = p->next; | |
717 | store_free(p); | |
718 | p = pnext; | |
719 | } | |
720 | /* just to be sure */ | |
721 | lookupmodules = NULL; | |
722 | } | |
723 | ||
724 | /* End of drtables.c */ |