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67796c83 | 1 | /* $Header$ |
2 | * | |
3 | * This generates the /usr/lib/aliases mail aliases file for the mailhub. | |
4 | * The aliases file will contain: | |
5 | * user pobox entries | |
6 | * maillist expansions | |
7 | * sublists of maillists | |
0a5ff702 | 8 | * |
9 | * (c) Copyright 1988 by the Massachusetts Institute of Technology. | |
10 | * For copying and distribution information, please see the file | |
11 | * <mit-copyright.h>. | |
67796c83 | 12 | */ |
13 | ||
14 | ||
0a5ff702 | 15 | #include <mit-copyright.h> |
67796c83 | 16 | #include <stdio.h> |
39b94410 | 17 | #include <string.h> |
67796c83 | 18 | #include <sms.h> |
19 | #include <sms_app.h> | |
5076cbb9 | 20 | #include <sys/types.h> |
21 | #include <sys/stat.h> | |
22 | #include <sys/time.h> | |
23 | ||
67796c83 | 24 | |
25 | #define ML_WID 72 | |
26 | #define AL_MAX_WID 896 | |
27 | ||
28 | char *divide = "########################################################################"; | |
29 | extern int errno; | |
335b0c5e | 30 | char *whoami = "aliases.gen"; |
5076cbb9 | 31 | char *ingres_date_and_time(); |
67796c83 | 32 | |
33 | ||
34 | main(argc, argv) | |
35 | int argc; | |
36 | char **argv; | |
37 | { | |
38 | long tm = time(NULL); | |
39 | FILE *out= stdout; | |
39b94410 | 40 | char filename[64], *targetfile; |
5076cbb9 | 41 | struct stat sb; |
39b94410 | 42 | ## int flag1, flag2, flag3; |
5076cbb9 | 43 | ## char *filetime; |
335b0c5e | 44 | int ingerr(); |
5076cbb9 | 45 | |
335b0c5e | 46 | IIseterr(ingerr); |
5076cbb9 | 47 | ## ingres sms |
8b585119 | 48 | ## set lockmode session where level = table |
67796c83 | 49 | |
50 | if (argc == 2) { | |
5076cbb9 | 51 | if (stat(argv[1], &sb) == 0) { |
52 | filetime = ingres_date_and_time(sb.st_mtime); | |
53 | ## retrieve (flag1 = int4(interval("min",tblstats.modtime - filetime))) | |
54 | ## where tblstats.table = "list" | |
55 | ## retrieve (flag2 = int4(interval("min",tblstats.modtime - filetime))) | |
56 | ## where tblstats.table = "members" | |
57 | ## retrieve (flag3 = int4(interval("min",tblstats.modtime - filetime))) | |
58 | ## where tblstats.table = "users" | |
59 | if (flag1 < 0 && flag2 < 0 && flag3 < 0) { | |
60 | fprintf(stderr, "File %s does not need to be rebuilt.\n", | |
61 | argv[1]); | |
39b94410 | 62 | exit(SMS_NO_CHANGE); |
5076cbb9 | 63 | } |
64 | } | |
39b94410 | 65 | targetfile = argv[1]; |
66 | sprintf(filename, "%s~", targetfile); | |
67 | if ((out = fopen(filename, "w")) == NULL) { | |
68 | fprintf(stderr, "unable to open %s for output\n", filename); | |
69 | exit(SMS_OCONFIG); | |
67796c83 | 70 | } |
71 | } else if (argc != 1) { | |
72 | fprintf(stderr, "usage: %s [outfile]\n", argv[0]); | |
39b94410 | 73 | exit(SMS_ARGS); |
67796c83 | 74 | } |
75 | ||
67796c83 | 76 | fprintf(out, "%s\n# Aliases File Extract of %s", divide, ctime(&tm)); |
77 | fprintf(out, "# This file is automatically generated, do not edit it directly.\n%s\n\n", divide); | |
78 | ||
39b94410 | 79 | ## begin transaction |
80 | get_info(); | |
81 | ## end transaction | |
82 | ## exit | |
83 | ||
84 | fprintf(stderr, "Dumping information\n"); | |
67796c83 | 85 | do_mlists(out); |
86 | do_poboxes(out); | |
67796c83 | 87 | |
88 | fprintf(out, "\n%s\n# End of aliases file\n%s\n", divide, divide); | |
89 | ||
67796c83 | 90 | |
91 | if (fclose(out)) { | |
92 | perror("close failed"); | |
39b94410 | 93 | exit(SMS_CCONFIG); |
67796c83 | 94 | } |
39b94410 | 95 | |
96 | if (argc == 2) | |
97 | fix_file(targetfile); | |
98 | exit(SMS_SUCCESS); | |
67796c83 | 99 | } |
100 | ||
101 | ||
335b0c5e | 102 | /* |
103 | * ingerr: (supposedly) called when Ingres indicates an error. | |
104 | * I have not yet been able to get this to work to intercept a | |
105 | * database open error. | |
106 | */ | |
107 | #define INGRES_DEADLOCK 4700 | |
108 | ||
109 | static int ingerr(num) | |
110 | int *num; | |
111 | { | |
112 | char buf[256]; | |
113 | int ingres_errno; | |
114 | ||
115 | switch (*num) { | |
116 | case INGRES_DEADLOCK: | |
117 | ingres_errno = SMS_DEADLOCK; | |
118 | break; | |
119 | default: | |
120 | ingres_errno = SMS_INGRES_ERR; | |
121 | } | |
122 | com_err(whoami, SMS_INGRES_ERR, " code %d\n", *num); | |
123 | critical_alert("DCM", "Alias build encountered INGRES ERROR %d", *num); | |
124 | exit(ingres_errno); | |
125 | } | |
126 | ||
127 | ||
39b94410 | 128 | struct hash *users, *machines, *strings, *lists; |
129 | struct user { | |
130 | char login[9]; | |
131 | char *pobox; | |
132 | }; | |
133 | struct member { | |
134 | struct member *next; | |
135 | char *name; | |
136 | int list_id; | |
137 | }; | |
138 | struct list { | |
139 | char name[33]; | |
140 | char maillist; | |
141 | char acl_t; | |
142 | char description[256]; | |
143 | int acl_id; | |
144 | struct member *m; | |
145 | }; | |
146 | ||
147 | ||
148 | get_info() | |
149 | ##{ | |
150 | ## int id, maillistp, acl, pid, bid, mid; | |
151 | ## char name[129], type[9], buf[257]; | |
152 | char *s; | |
153 | register struct user *u; | |
154 | register struct list *l; | |
155 | register struct member *m; | |
12116e76 | 156 | register struct list *memberlist; |
39b94410 | 157 | |
8b585119 | 158 | /* get locks */ |
159 | ## retrieve (buf = list.modtime) where list.list_id = 0 | |
160 | ## retrieve (buf = users.modtime) where users.users_id = 0 | |
161 | ||
39b94410 | 162 | fprintf(stderr, "Loading machines\n"); |
163 | machines = create_hash(1000); | |
164 | ## retrieve (id = machine.mach_id, name = machine.#name) { | |
165 | if (s = index(name, '.')) | |
166 | *s = 0; | |
167 | sprintf(buf, "%s.LOCAL", name); | |
168 | hash_store(machines, id, strsave(buf)); | |
169 | ## } | |
170 | ||
171 | fprintf(stderr, "Loading strings\n"); | |
172 | strings = create_hash(2000); | |
173 | ## retrieve (id = strings.string_id, name = strings.string) { | |
174 | hash_store(strings, id, strsave(strtrim(name))); | |
175 | ## } | |
176 | ||
177 | fprintf(stderr, "Loading users\n"); | |
178 | users = create_hash(15000); | |
179 | ## range of u is users | |
180 | ## retrieve (id = u.users_id, name = u.login, type = u.potype, | |
181 | ## pid = u.pop_id, bid = u.box_id) where u.status = 1 { | |
182 | u = (struct user *) malloc(sizeof(struct user)); | |
183 | strcpy(u->login, strtrim(name)); | |
184 | u->pobox = (char *) NULL; | |
185 | if (type[0] == 'P') { | |
186 | if (s = hash_lookup(machines, pid)) { | |
187 | sprintf(buf, "%s@%s", name, s); | |
188 | u->pobox = strsave(buf); | |
189 | } else { | |
190 | fprintf(stderr, "User %s's pobox is on a missing machine!\n", | |
191 | u->login); | |
192 | } | |
193 | } else if (type[0] == 'S') { | |
194 | if ((u->pobox = hash_lookup(strings, bid)) == NULL) | |
195 | fprintf(stderr, "User %s's pobox string is missing!\n", u->login); | |
196 | } | |
197 | hash_store(users, id, u); | |
198 | ## } | |
199 | ||
200 | fprintf(stderr, "Loading lists\n"); | |
201 | lists = create_hash(15000); | |
202 | ## range of l is list | |
203 | ## retrieve (id = l.list_id, name = l.#name, maillistp = l.maillist, | |
204 | ## buf = l.desc, type = l.acl_type, acl = l.acl_id) | |
205 | ## where l.active != 0 { | |
206 | l = (struct list *) malloc(sizeof(struct list)); | |
207 | strcpy(l->name, strtrim(name)); | |
208 | l->maillist = maillistp; | |
209 | strcpy(l->description, strtrim(buf)); | |
210 | l->acl_t = type[0]; | |
211 | l->acl_id = acl; | |
212 | l->m = (struct member *) NULL; | |
213 | hash_store(lists, id, l); | |
214 | ## } | |
215 | ||
216 | ||
217 | fprintf(stderr, "Loading members\n"); | |
218 | ## range of m is members | |
219 | ## retrieve (id = m.list_id, type = m.member_type, mid = m.member_id) { | |
220 | if (l = (struct list *) hash_lookup(lists, id)) { | |
221 | m = (struct member *) malloc(sizeof(struct member)); | |
222 | m->name = (char *) NULL; | |
223 | if (type[0] == 'U') { | |
224 | m->list_id = 0; | |
225 | if (u = (struct user *) hash_lookup(users, mid)) | |
226 | m->name = u->login; | |
227 | } else if (type[0] == 'L') { | |
228 | m->list_id = mid; | |
12116e76 | 229 | if (memberlist = (struct list *) hash_lookup(lists, mid)) |
230 | m->name = memberlist->name; | |
39b94410 | 231 | } else if (type[0] == 'S') { |
232 | m->list_id = 0; | |
233 | if (s = hash_lookup(strings, mid)) | |
234 | m->name = s; | |
235 | } | |
236 | if (m->name != (char *) NULL) { | |
237 | m->next = l->m; | |
238 | l->m = m; | |
239 | } | |
240 | } | |
241 | ## } | |
242 | ##} | |
243 | ||
244 | ||
245 | void save_mlist(id, l, sq) | |
246 | int id; | |
247 | struct list *l; | |
248 | struct save_queue *sq; | |
249 | { | |
250 | if (l->maillist) | |
251 | sq_save_unique_data(sq, id); | |
252 | } | |
253 | ||
254 | ||
39b94410 | 255 | /* Extract mailing lists. Make a list of all mailinglists, then |
256 | * process them, adding any sub-lists or acl lists to the list of lists | |
257 | * to be processed. If further sublists are encountered, repeat... | |
67796c83 | 258 | */ |
259 | ||
12116e76 | 260 | int lwid, bol, awid; |
67796c83 | 261 | |
262 | do_mlists(out) | |
263 | FILE *out; | |
39b94410 | 264 | { |
265 | register struct list *l; | |
266 | struct list *l1; | |
267 | register struct member *m; | |
268 | struct user *u; | |
269 | register struct save_queue *sq; | |
270 | struct save_queue *sq_create(); | |
271 | int id; | |
67796c83 | 272 | |
273 | sq = sq_create(); | |
274 | fprintf(out, "\n%s\n# Mailing lists\n%s\n", divide, divide); | |
275 | ||
39b94410 | 276 | hash_step(lists, save_mlist, sq); |
67796c83 | 277 | |
67796c83 | 278 | while (sq_get_data(sq, &id)) { |
39b94410 | 279 | l = (struct list *) hash_lookup(lists, id); |
280 | if (l->m && /* there's at least one member */ | |
281 | l->m->next == NULL && /* there's only one member */ | |
282 | !strcmp(l->name, l->m->name)) /* the member is same as list */ | |
283 | continue; | |
284 | put_fill(out, l->description); | |
285 | if (l->acl_t == 'L') { | |
286 | if (l1 = (struct list *) hash_lookup(lists, l->acl_id)) { | |
287 | fprintf(out, "owner-%s: %s\n", l->name, l1->name); | |
12116e76 | 288 | sq_save_unique_data(sq, l->acl_id); |
39b94410 | 289 | } |
290 | } else if (l->acl_t == 'U') { | |
291 | if (u = (struct user *) hash_lookup(users, l->acl_id)) | |
292 | fprintf(out, "owner-%s: %s\n", l->name, u->login); | |
67796c83 | 293 | } |
39b94410 | 294 | fprintf(out, "%s: ", l->name); |
295 | lwid = strlen(l->name) + 2; | |
67796c83 | 296 | bol = 1; |
39b94410 | 297 | for (m = l->m; m; m = m->next) { |
12116e76 | 298 | if (m->list_id != 0) |
39b94410 | 299 | sq_save_unique_data(sq, m->list_id); |
300 | do_member(out, m->name); | |
301 | } | |
67796c83 | 302 | fprintf(out, "\n\n"); |
303 | } | |
304 | ||
12116e76 | 305 | /* Removed for speed, since this take 10 minutes to free, and we don't |
306 | * really need the memory reclaimed. | |
307 | * sq_destroy(sq); */ | |
39b94410 | 308 | } |
67796c83 | 309 | |
310 | ||
311 | /* print out strings separated by commas, doing line breaks as appropriate */ | |
312 | ||
313 | do_member(out, s) | |
314 | FILE *out; | |
315 | register char *s; | |
316 | { | |
317 | register wwid; | |
67796c83 | 318 | static int cont = 1; |
319 | ||
39b94410 | 320 | strtrim(s); |
67796c83 | 321 | wwid = strlen(s); |
322 | ||
12116e76 | 323 | if (!bol && awid + wwid + 2 > AL_MAX_WID) { |
67796c83 | 324 | fprintf(out, ",\n\tcontinuation-%d\ncontinuation-%d: ", cont, cont); |
325 | cont++; | |
326 | awid = lwid = bol = 17; | |
327 | } | |
328 | ||
329 | if (bol) { | |
330 | lwid += wwid; | |
331 | awid = lwid; | |
332 | fprintf(out, "%s", s); | |
333 | bol = 0; | |
334 | return; | |
335 | } | |
336 | if (lwid + wwid + 2 > ML_WID) { | |
337 | fprintf(out, ",\n\t%s", s); | |
12116e76 | 338 | awid += lwid + wwid + 2; |
67796c83 | 339 | lwid = wwid + 8; |
340 | return; | |
341 | } | |
342 | lwid += wwid + 2; | |
343 | fprintf(out, ", %s", s); | |
344 | } | |
345 | ||
39b94410 | 346 | do_pobox(id, u, out) |
347 | int id; | |
348 | register struct user *u; | |
349 | FILE *out; | |
350 | { | |
351 | if (u->pobox) | |
352 | fprintf(out, "%s: %s\n", u->login, u->pobox); | |
353 | } | |
354 | ||
67796c83 | 355 | |
39b94410 | 356 | /* Do user poboxes. Just step through the users table, and print any |
357 | * we extracted earlier. | |
67796c83 | 358 | */ |
359 | ||
360 | do_poboxes(out) | |
361 | FILE *out; | |
39b94410 | 362 | { |
363 | register char *p; | |
364 | char *index(); | |
67796c83 | 365 | |
366 | fprintf(out, "\n%s\n# User Poboxes\n%s\n", divide, divide); | |
367 | ||
39b94410 | 368 | hash_step(users, do_pobox, out); |
369 | } | |
67796c83 | 370 | |
371 | ||
372 | put_fill(aliases, string) | |
373 | FILE *aliases; | |
374 | register char *string; | |
375 | { | |
376 | register char *c; | |
377 | register int lwid; | |
378 | register int wwid; | |
379 | ||
380 | if (*string == 0) return; | |
381 | fputs("# ", aliases); | |
382 | lwid = 3; | |
383 | ||
384 | while (1) { | |
385 | while (*string && *string == ' ') string++; | |
386 | c = (char *)index(string, ' '); | |
387 | if (c == 0) { | |
388 | wwid = strlen(string); | |
389 | } else { | |
390 | wwid = c - string; | |
391 | *c = 0; | |
392 | } | |
393 | ||
394 | if ((lwid + wwid) > ML_WID) { | |
395 | fputs("\n# ", aliases); | |
396 | lwid = 3; | |
397 | fputs(string, aliases); | |
398 | } else { | |
399 | fputs(string, aliases); | |
400 | } | |
401 | ||
402 | if (c == (char *)0) break; | |
403 | /* add a space after the word */ | |
404 | (void) fputc(' ', aliases); | |
405 | wwid++; | |
406 | lwid += wwid; | |
407 | string += wwid; | |
408 | /* add another if after a period */ | |
409 | if (*--c == '.') { | |
410 | (void) fputc(' ', aliases); | |
411 | lwid++; | |
412 | } | |
413 | } | |
414 | ||
415 | (void) fputc('\n', aliases); | |
416 | } |