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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(); |
2c376b69 | 32 | FILE *out; |
67796c83 | 33 | |
34 | main(argc, argv) | |
35 | int argc; | |
36 | char **argv; | |
37 | { | |
38 | long tm = time(NULL); | |
39b94410 | 39 | char filename[64], *targetfile; |
5076cbb9 | 40 | struct stat sb; |
39b94410 | 41 | ## int flag1, flag2, flag3; |
5076cbb9 | 42 | ## char *filetime; |
335b0c5e | 43 | int ingerr(); |
5076cbb9 | 44 | |
2c376b69 | 45 | out= stdout; |
335b0c5e | 46 | IIseterr(ingerr); |
2f2d93fc | 47 | initialize_sms_error_table(); |
5076cbb9 | 48 | ## ingres sms |
8b585119 | 49 | ## set lockmode session where level = table |
67796c83 | 50 | |
51 | if (argc == 2) { | |
5076cbb9 | 52 | if (stat(argv[1], &sb) == 0) { |
53 | filetime = ingres_date_and_time(sb.st_mtime); | |
54 | ## retrieve (flag1 = int4(interval("min",tblstats.modtime - filetime))) | |
55 | ## where tblstats.table = "list" | |
56 | ## retrieve (flag2 = int4(interval("min",tblstats.modtime - filetime))) | |
4b6e833d | 57 | ## where tblstats.table = "imembers" |
5076cbb9 | 58 | ## retrieve (flag3 = int4(interval("min",tblstats.modtime - filetime))) |
59 | ## where tblstats.table = "users" | |
60 | if (flag1 < 0 && flag2 < 0 && flag3 < 0) { | |
61 | fprintf(stderr, "File %s does not need to be rebuilt.\n", | |
62 | argv[1]); | |
39b94410 | 63 | exit(SMS_NO_CHANGE); |
5076cbb9 | 64 | } |
65 | } | |
39b94410 | 66 | targetfile = argv[1]; |
67 | sprintf(filename, "%s~", targetfile); | |
68 | if ((out = fopen(filename, "w")) == NULL) { | |
69 | fprintf(stderr, "unable to open %s for output\n", filename); | |
70 | exit(SMS_OCONFIG); | |
67796c83 | 71 | } |
72 | } else if (argc != 1) { | |
73 | fprintf(stderr, "usage: %s [outfile]\n", argv[0]); | |
39b94410 | 74 | exit(SMS_ARGS); |
67796c83 | 75 | } |
76 | ||
67796c83 | 77 | fprintf(out, "%s\n# Aliases File Extract of %s", divide, ctime(&tm)); |
78 | fprintf(out, "# This file is automatically generated, do not edit it directly.\n%s\n\n", divide); | |
79 | ||
39b94410 | 80 | ## begin transaction |
81 | get_info(); | |
82 | ## end transaction | |
83 | ## exit | |
84 | ||
85 | fprintf(stderr, "Dumping information\n"); | |
67796c83 | 86 | do_mlists(out); |
87 | do_poboxes(out); | |
67796c83 | 88 | |
89 | fprintf(out, "\n%s\n# End of aliases file\n%s\n", divide, divide); | |
90 | ||
67796c83 | 91 | |
92 | if (fclose(out)) { | |
93 | perror("close failed"); | |
39b94410 | 94 | exit(SMS_CCONFIG); |
67796c83 | 95 | } |
39b94410 | 96 | |
97 | if (argc == 2) | |
98 | fix_file(targetfile); | |
99 | exit(SMS_SUCCESS); | |
67796c83 | 100 | } |
101 | ||
102 | ||
335b0c5e | 103 | /* |
104 | * ingerr: (supposedly) called when Ingres indicates an error. | |
105 | * I have not yet been able to get this to work to intercept a | |
106 | * database open error. | |
107 | */ | |
108 | #define INGRES_DEADLOCK 4700 | |
109 | ||
110 | static int ingerr(num) | |
111 | int *num; | |
112 | { | |
113 | char buf[256]; | |
114 | int ingres_errno; | |
115 | ||
116 | switch (*num) { | |
117 | case INGRES_DEADLOCK: | |
118 | ingres_errno = SMS_DEADLOCK; | |
119 | break; | |
120 | default: | |
121 | ingres_errno = SMS_INGRES_ERR; | |
122 | } | |
123 | com_err(whoami, SMS_INGRES_ERR, " code %d\n", *num); | |
124 | critical_alert("DCM", "Alias build encountered INGRES ERROR %d", *num); | |
125 | exit(ingres_errno); | |
126 | } | |
127 | ||
128 | ||
39b94410 | 129 | struct hash *users, *machines, *strings, *lists; |
130 | struct user { | |
131 | char login[9]; | |
132 | char *pobox; | |
133 | }; | |
134 | struct member { | |
135 | struct member *next; | |
136 | char *name; | |
137 | int list_id; | |
138 | }; | |
139 | struct list { | |
d1e41440 | 140 | char *name; |
39b94410 | 141 | char maillist; |
142 | char acl_t; | |
d1e41440 | 143 | char *description; |
39b94410 | 144 | int acl_id; |
145 | struct member *m; | |
146 | }; | |
147 | ||
148 | ||
149 | get_info() | |
150 | ##{ | |
151 | ## int id, maillistp, acl, pid, bid, mid; | |
152 | ## char name[129], type[9], buf[257]; | |
153 | char *s; | |
154 | register struct user *u; | |
155 | register struct list *l; | |
156 | register struct member *m; | |
12116e76 | 157 | register struct list *memberlist; |
39b94410 | 158 | |
8b585119 | 159 | /* get locks */ |
160 | ## retrieve (buf = list.modtime) where list.list_id = 0 | |
161 | ## retrieve (buf = users.modtime) where users.users_id = 0 | |
162 | ||
39b94410 | 163 | fprintf(stderr, "Loading machines\n"); |
164 | machines = create_hash(1000); | |
165 | ## retrieve (id = machine.mach_id, name = machine.#name) { | |
166 | if (s = index(name, '.')) | |
167 | *s = 0; | |
b131a92e | 168 | #ifdef ATHENA |
d1e41440 | 169 | strcat(name, ".LOCAL"); |
b131a92e | 170 | #endif |
d1e41440 | 171 | hash_store(machines, id, strsave(name)); |
39b94410 | 172 | ## } |
173 | ||
174 | fprintf(stderr, "Loading strings\n"); | |
175 | strings = create_hash(2000); | |
176 | ## retrieve (id = strings.string_id, name = strings.string) { | |
177 | hash_store(strings, id, strsave(strtrim(name))); | |
178 | ## } | |
179 | ||
180 | fprintf(stderr, "Loading users\n"); | |
d1e41440 | 181 | users = create_hash(12001); |
39b94410 | 182 | ## range of u is users |
183 | ## retrieve (id = u.users_id, name = u.login, type = u.potype, | |
491a7a83 | 184 | ## pid = u.pop_id, bid = u.box_id) |
185 | ## where u.status = 1 or u.status = 5 or u.status = 6 { | |
39b94410 | 186 | u = (struct user *) malloc(sizeof(struct user)); |
187 | strcpy(u->login, strtrim(name)); | |
39b94410 | 188 | if (type[0] == 'P') { |
189 | if (s = hash_lookup(machines, pid)) { | |
190 | sprintf(buf, "%s@%s", name, s); | |
191 | u->pobox = strsave(buf); | |
192 | } else { | |
d1e41440 | 193 | u->pobox = (char *) NULL; |
39b94410 | 194 | fprintf(stderr, "User %s's pobox is on a missing machine!\n", |
195 | u->login); | |
196 | } | |
197 | } else if (type[0] == 'S') { | |
d1e41440 | 198 | if ((u->pobox = hash_lookup(strings, bid)) == NULL) { |
199 | u->pobox = (char *) NULL; | |
200 | fprintf(stderr, "User %s's pobox string is missing!\n", | |
201 | u->login); | |
202 | } | |
203 | } else | |
204 | u->pobox = (char *) NULL; | |
39b94410 | 205 | hash_store(users, id, u); |
206 | ## } | |
207 | ||
208 | fprintf(stderr, "Loading lists\n"); | |
d1e41440 | 209 | lists = create_hash(15001); |
39b94410 | 210 | ## range of l is list |
211 | ## retrieve (id = l.list_id, name = l.#name, maillistp = l.maillist, | |
212 | ## buf = l.desc, type = l.acl_type, acl = l.acl_id) | |
213 | ## where l.active != 0 { | |
214 | l = (struct list *) malloc(sizeof(struct list)); | |
d1e41440 | 215 | l->name = strsave(strtrim(name)); |
39b94410 | 216 | l->maillist = maillistp; |
d1e41440 | 217 | l->description = strsave(strtrim(buf)); |
39b94410 | 218 | l->acl_t = type[0]; |
219 | l->acl_id = acl; | |
220 | l->m = (struct member *) NULL; | |
221 | hash_store(lists, id, l); | |
222 | ## } | |
223 | ||
224 | ||
225 | fprintf(stderr, "Loading members\n"); | |
4b6e833d | 226 | ## range of m is imembers |
227 | ## retrieve (id = m.list_id, type = m.member_type, mid = m.member_id) | |
228 | ## where m.direct = 1 { | |
39b94410 | 229 | if (l = (struct list *) hash_lookup(lists, id)) { |
230 | m = (struct member *) malloc(sizeof(struct member)); | |
d1e41440 | 231 | if (type[0] == 'U' && |
232 | (u = (struct user *) hash_lookup(users, mid))) { | |
39b94410 | 233 | m->list_id = 0; |
d1e41440 | 234 | m->name = u->login; |
235 | m->next = l->m; | |
236 | l->m = m; | |
237 | } else if (type[0] == 'L' && | |
238 | (memberlist = (struct list *) hash_lookup(lists, mid))) { | |
39b94410 | 239 | m->list_id = mid; |
d1e41440 | 240 | m->name = memberlist->name; |
241 | m->next = l->m; | |
242 | l->m = m; | |
243 | } else if (type[0] == 'S' && | |
244 | (s = hash_lookup(strings, mid))) { | |
39b94410 | 245 | m->list_id = 0; |
d1e41440 | 246 | m->name = s; |
39b94410 | 247 | m->next = l->m; |
248 | l->m = m; | |
249 | } | |
250 | } | |
251 | ## } | |
252 | ##} | |
253 | ||
254 | ||
2c376b69 | 255 | save_mlist(id, l, force) |
39b94410 | 256 | int id; |
d1e41440 | 257 | register struct list *l; |
2c376b69 | 258 | int force; |
39b94410 | 259 | { |
2c376b69 | 260 | register struct member *m; |
d1e41440 | 261 | struct list *l1; |
39b94410 | 262 | |
2c376b69 | 263 | if (l->maillist == 2 || |
264 | (l->maillist == 0 && !force)) | |
265 | return; | |
266 | ||
267 | if (l->m && l->m->next == NULL && | |
268 | !strcasecmp(l->name, l->m->name)) { | |
269 | l->maillist = 0; | |
270 | return; | |
271 | } | |
272 | l->maillist = 2; | |
273 | output_mlist(id, l, out); | |
274 | ||
275 | if (l->acl_t == 'L' && (l1 = (struct list *)hash_lookup(lists, l->acl_id))) | |
276 | save_mlist(0, l1, 1); | |
277 | ||
278 | for (m = l->m; m; m = m->next) { | |
279 | if (m->list_id && (l1 = (struct list *)hash_lookup(lists, m->list_id))) | |
280 | save_mlist(0, l1, 0); | |
281 | } | |
282 | } | |
39b94410 | 283 | |
67796c83 | 284 | |
12116e76 | 285 | int lwid, bol, awid; |
67796c83 | 286 | |
d1e41440 | 287 | output_mlist(id, l, dummy) |
2c376b69 | 288 | int id; |
289 | register struct list *l; | |
d1e41440 | 290 | int dummy; |
39b94410 | 291 | { |
39b94410 | 292 | struct list *l1; |
293 | register struct member *m; | |
294 | struct user *u; | |
39b94410 | 295 | int id; |
67796c83 | 296 | |
2c376b69 | 297 | put_fill(out, l->description); |
298 | if (l->acl_t == 'L') { | |
299 | if (l1 = (struct list *) hash_lookup(lists, l->acl_id)) | |
300 | fprintf(out, "owner-%s: %s\n", l->name, l1->name); | |
301 | } else if (l->acl_t == 'U') { | |
302 | if (u = (struct user *) hash_lookup(users, l->acl_id)) | |
303 | fprintf(out, "owner-%s: %s\n", l->name, u->login); | |
67796c83 | 304 | } |
305 | ||
2c376b69 | 306 | fprintf(out, "%s: ", l->name); |
307 | lwid = strlen(l->name) + 2; | |
308 | bol = 1; | |
309 | for (m = l->m; m; m = m->next) | |
310 | do_member(out, m->name); | |
311 | if (l->m == (struct member *)NULL) | |
312 | fprintf(out, "/dev/null"); | |
313 | fprintf(out, "\n\n"); | |
314 | } | |
315 | ||
316 | ||
317 | /* Extract mailing lists. Make a list of all mailinglists, then | |
318 | * process them, adding any sub-lists or acl lists to the list of lists | |
319 | * to be processed. If further sublists are encountered, repeat... | |
320 | */ | |
321 | ||
322 | do_mlists(out) | |
323 | FILE *out; | |
324 | { | |
325 | fprintf(out, "\n%s\n# Mailing lists\n%s\n", divide, divide); | |
326 | hash_step(lists, save_mlist, 0); | |
39b94410 | 327 | } |
67796c83 | 328 | |
329 | ||
330 | /* print out strings separated by commas, doing line breaks as appropriate */ | |
331 | ||
332 | do_member(out, s) | |
333 | FILE *out; | |
334 | register char *s; | |
335 | { | |
336 | register wwid; | |
67796c83 | 337 | static int cont = 1; |
338 | ||
67796c83 | 339 | wwid = strlen(s); |
340 | ||
12116e76 | 341 | if (!bol && awid + wwid + 2 > AL_MAX_WID) { |
67796c83 | 342 | fprintf(out, ",\n\tcontinuation-%d\ncontinuation-%d: ", cont, cont); |
343 | cont++; | |
d1e41440 | 344 | awid = lwid = 17 + wwid; |
345 | fputs(s, out); | |
346 | return; | |
67796c83 | 347 | } |
348 | ||
349 | if (bol) { | |
350 | lwid += wwid; | |
351 | awid = lwid; | |
d1e41440 | 352 | fputs(s, out); |
67796c83 | 353 | bol = 0; |
354 | return; | |
355 | } | |
356 | if (lwid + wwid + 2 > ML_WID) { | |
357 | fprintf(out, ",\n\t%s", s); | |
12116e76 | 358 | awid += lwid + wwid + 2; |
67796c83 | 359 | lwid = wwid + 8; |
360 | return; | |
361 | } | |
362 | lwid += wwid + 2; | |
363 | fprintf(out, ", %s", s); | |
364 | } | |
365 | ||
39b94410 | 366 | do_pobox(id, u, out) |
367 | int id; | |
368 | register struct user *u; | |
369 | FILE *out; | |
370 | { | |
371 | if (u->pobox) | |
372 | fprintf(out, "%s: %s\n", u->login, u->pobox); | |
373 | } | |
374 | ||
67796c83 | 375 | |
39b94410 | 376 | /* Do user poboxes. Just step through the users table, and print any |
377 | * we extracted earlier. | |
67796c83 | 378 | */ |
379 | ||
380 | do_poboxes(out) | |
381 | FILE *out; | |
39b94410 | 382 | { |
383 | register char *p; | |
384 | char *index(); | |
67796c83 | 385 | |
386 | fprintf(out, "\n%s\n# User Poboxes\n%s\n", divide, divide); | |
387 | ||
39b94410 | 388 | hash_step(users, do_pobox, out); |
389 | } | |
67796c83 | 390 | |
391 | ||
392 | put_fill(aliases, string) | |
393 | FILE *aliases; | |
394 | register char *string; | |
395 | { | |
396 | register char *c; | |
397 | register int lwid; | |
398 | register int wwid; | |
399 | ||
400 | if (*string == 0) return; | |
401 | fputs("# ", aliases); | |
402 | lwid = 3; | |
403 | ||
404 | while (1) { | |
405 | while (*string && *string == ' ') string++; | |
406 | c = (char *)index(string, ' '); | |
407 | if (c == 0) { | |
408 | wwid = strlen(string); | |
409 | } else { | |
410 | wwid = c - string; | |
411 | *c = 0; | |
412 | } | |
413 | ||
414 | if ((lwid + wwid) > ML_WID) { | |
415 | fputs("\n# ", aliases); | |
416 | lwid = 3; | |
417 | fputs(string, aliases); | |
418 | } else { | |
419 | fputs(string, aliases); | |
420 | } | |
421 | ||
422 | if (c == (char *)0) break; | |
423 | /* add a space after the word */ | |
424 | (void) fputc(' ', aliases); | |
425 | wwid++; | |
426 | lwid += wwid; | |
427 | string += wwid; | |
428 | /* add another if after a period */ | |
429 | if (*--c == '.') { | |
430 | (void) fputc(' ', aliases); | |
431 | lwid++; | |
432 | } | |
433 | } | |
434 | ||
435 | (void) fputc('\n', aliases); | |
436 | } |