Commit | Line | Data |
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b2a81223 | 1 | /* |
dc45ba8c | 2 | * Copyright (c) 1983 Eric P. Allman |
eb0bafab KB |
3 | * Copyright (c) 1988, 1993 |
4 | * The Regents of the University of California. All rights reserved. | |
bee79b64 | 5 | * |
417f7a11 | 6 | * %sccs.include.redist.c% |
bee79b64 | 7 | */ |
b2a81223 | 8 | |
81b7d258 | 9 | # include "sendmail.h" |
bee79b64 KB |
10 | |
11 | #ifndef lint | |
12 | #ifdef QUEUE | |
82e3dc75 | 13 | static char sccsid[] = "@(#)queue.c 8.54 (Berkeley) %G% (with queueing)"; |
bee79b64 | 14 | #else |
82e3dc75 | 15 | static char sccsid[] = "@(#)queue.c 8.54 (Berkeley) %G% (without queueing)"; |
bee79b64 KB |
16 | #endif |
17 | #endif /* not lint */ | |
18 | ||
81b7d258 | 19 | # include <errno.h> |
3fbc69d6 | 20 | # include <pwd.h> |
6feb509e | 21 | # include <dirent.h> |
4287d84d | 22 | |
76b607b2 EA |
23 | # ifdef QUEUE |
24 | ||
81b7d258 | 25 | /* |
7338e3d4 EA |
26 | ** Work queue. |
27 | */ | |
28 | ||
29 | struct work | |
30 | { | |
31 | char *w_name; /* name of control file */ | |
a9ca3259 EA |
32 | char *w_host; /* name of recipient host */ |
33 | bool w_lock; /* is message locked? */ | |
7338e3d4 | 34 | long w_pri; /* priority of message, see below */ |
f746582a | 35 | time_t w_ctime; /* creation time of message */ |
7338e3d4 EA |
36 | struct work *w_next; /* next in queue */ |
37 | }; | |
38 | ||
39 | typedef struct work WORK; | |
40 | ||
41 | WORK *WorkQ; /* queue of things to be done */ | |
68d9129a EA |
42 | |
43 | #define QF_VERSION 1 /* version number of this queue format */ | |
7338e3d4 | 44 | \f/* |
81b7d258 EA |
45 | ** QUEUEUP -- queue a message up for future transmission. |
46 | ** | |
81b7d258 | 47 | ** Parameters: |
dd1fe05b | 48 | ** e -- the envelope to queue up. |
d0bd03ce EA |
49 | ** queueall -- if TRUE, queue all addresses, rather than |
50 | ** just those with the QQUEUEUP flag set. | |
7338e3d4 | 51 | ** announce -- if TRUE, tell when you are queueing up. |
81b7d258 EA |
52 | ** |
53 | ** Returns: | |
3620ad97 | 54 | ** none. |
81b7d258 EA |
55 | ** |
56 | ** Side Effects: | |
7338e3d4 | 57 | ** The current request are saved in a control file. |
3620ad97 | 58 | ** The queue file is left locked. |
81b7d258 EA |
59 | */ |
60 | ||
7338e3d4 | 61 | queueup(e, queueall, announce) |
dd1fe05b | 62 | register ENVELOPE *e; |
d0bd03ce | 63 | bool queueall; |
7338e3d4 | 64 | bool announce; |
81b7d258 | 65 | { |
2cce0c26 | 66 | char *qf; |
2cce0c26 | 67 | register FILE *tfp; |
81b7d258 | 68 | register HDR *h; |
d4f42161 | 69 | register ADDRESS *q; |
3620ad97 EA |
70 | int fd; |
71 | int i; | |
72 | bool newid; | |
22293c34 | 73 | register char *p; |
4db45bf1 | 74 | MAILER nullmailer; |
23fafb99 | 75 | MCI mcibuf; |
3620ad97 | 76 | char buf[MAXLINE], tf[MAXLINE]; |
81b7d258 | 77 | |
9ccf54c4 | 78 | /* |
11e3f8b5 | 79 | ** Create control file. |
9ccf54c4 | 80 | */ |
81b7d258 | 81 | |
eead656c | 82 | newid = (e->e_id == NULL) || !bitset(EF_INQUEUE, e->e_flags); |
e3778690 EA |
83 | |
84 | /* if newid, queuename will create a locked qf file in e->lockfp */ | |
3620ad97 EA |
85 | strcpy(tf, queuename(e, 't')); |
86 | tfp = e->e_lockfp; | |
87 | if (tfp == NULL) | |
88 | newid = FALSE; | |
e3778690 EA |
89 | |
90 | /* if newid, just write the qf file directly (instead of tf file) */ | |
eead656c | 91 | if (!newid) |
3620ad97 EA |
92 | { |
93 | /* get a locked tf file */ | |
b1c8be09 | 94 | for (i = 0; i < 128; i++) |
4287d84d | 95 | { |
3620ad97 EA |
96 | fd = open(tf, O_CREAT|O_WRONLY|O_EXCL, FileMode); |
97 | if (fd < 0) | |
4287d84d | 98 | { |
b1c8be09 EA |
99 | if (errno != EEXIST) |
100 | break; | |
101 | #ifdef LOG | |
102 | if (LogLevel > 0 && (i % 32) == 0) | |
e8f51a65 EA |
103 | syslog(LOG_ALERT, "queueup: cannot create %s, uid=%d: %s", |
104 | tf, geteuid(), errstring(errno)); | |
b1c8be09 | 105 | #endif |
6680179d | 106 | } |
e8f51a65 EA |
107 | else |
108 | { | |
109 | if (lockfile(fd, tf, NULL, LOCK_EX|LOCK_NB)) | |
110 | break; | |
b1c8be09 | 111 | #ifdef LOG |
e8f51a65 EA |
112 | else if (LogLevel > 0 && (i % 32) == 0) |
113 | syslog(LOG_ALERT, "queueup: cannot lock %s: %s", | |
114 | tf, errstring(errno)); | |
b1c8be09 | 115 | #endif |
e8f51a65 EA |
116 | close(fd); |
117 | } | |
b1c8be09 EA |
118 | |
119 | if ((i % 32) == 31) | |
120 | { | |
121 | /* save the old temp file away */ | |
122 | (void) rename(tf, queuename(e, 'T')); | |
123 | } | |
124 | else | |
125 | sleep(i % 32); | |
6680179d | 126 | } |
e9d81da2 | 127 | if (fd < 0 || (tfp = fdopen(fd, "w")) == NULL) |
cea561e2 EA |
128 | { |
129 | printopenfds(TRUE); | |
e8f51a65 EA |
130 | syserr("!queueup: cannot create queue temp file %s, uid=%d", |
131 | tf, geteuid()); | |
cea561e2 | 132 | } |
3620ad97 | 133 | } |
81b7d258 | 134 | |
9678c96d | 135 | if (tTd(40, 1)) |
68d9129a EA |
136 | printf("\n>>>>> queueing %s%s queueall=%d >>>>>\n", e->e_id, |
137 | newid ? " (new id)" : "", queueall); | |
138 | if (tTd(40, 32)) | |
139 | { | |
140 | printf(" sendq="); | |
141 | printaddr(e->e_sendqueue, TRUE); | |
142 | } | |
eead656c EA |
143 | if (tTd(40, 9)) |
144 | { | |
145 | printf(" tfp="); | |
146 | dumpfd(fileno(tfp), TRUE, FALSE); | |
147 | printf(" lockfp="); | |
148 | if (e->e_lockfp == NULL) | |
149 | printf("NULL\n"); | |
150 | else | |
151 | dumpfd(fileno(e->e_lockfp), TRUE, FALSE); | |
152 | } | |
81b7d258 | 153 | |
dd1fe05b EA |
154 | /* |
155 | ** If there is no data file yet, create one. | |
156 | */ | |
157 | ||
158 | if (e->e_df == NULL) | |
159 | { | |
160 | register FILE *dfp; | |
f009d24b | 161 | struct stat stbuf; |
80482eb5 | 162 | extern putbody(); |
dd1fe05b | 163 | |
f4318163 EA |
164 | e->e_df = queuename(e, 'd'); |
165 | e->e_df = newstr(e->e_df); | |
e4b1a0e1 | 166 | fd = open(e->e_df, O_WRONLY|O_CREAT|O_TRUNC, FileMode); |
e9d81da2 | 167 | if (fd < 0 || (dfp = fdopen(fd, "w")) == NULL) |
e8f51a65 EA |
168 | syserr("!queueup: cannot create data temp file %s, uid=%d", |
169 | e->e_df, geteuid()); | |
f009d24b EA |
170 | if (fstat(fd, &stbuf) < 0) |
171 | e->e_dfino = -1; | |
172 | else | |
bb4fde22 EA |
173 | { |
174 | e->e_dfdev = stbuf.st_dev; | |
f009d24b | 175 | e->e_dfino = stbuf.st_ino; |
bb4fde22 | 176 | } |
23fafb99 EA |
177 | bzero(&mcibuf, sizeof mcibuf); |
178 | mcibuf.mci_out = dfp; | |
179 | mcibuf.mci_mailer = FileMailer; | |
a579cea5 | 180 | (*e->e_putbody)(&mcibuf, e, NULL, 0); |
bc854e30 | 181 | (void) xfclose(dfp, "queueup dfp", e->e_id); |
80482eb5 | 182 | e->e_putbody = putbody; |
dd1fe05b EA |
183 | } |
184 | ||
81b7d258 EA |
185 | /* |
186 | ** Output future work requests. | |
4e969be0 EA |
187 | ** Priority and creation time should be first, since |
188 | ** they are required by orderq. | |
81b7d258 EA |
189 | */ |
190 | ||
68d9129a EA |
191 | /* output queue version number (must be first!) */ |
192 | fprintf(tfp, "V%d\n", QF_VERSION); | |
193 | ||
7338e3d4 EA |
194 | /* output message priority */ |
195 | fprintf(tfp, "P%ld\n", e->e_msgpriority); | |
196 | ||
64912e7e EA |
197 | /* output creation time */ |
198 | fprintf(tfp, "T%ld\n", e->e_ctime); | |
199 | ||
f009d24b EA |
200 | /* output last delivery time */ |
201 | fprintf(tfp, "K%ld\n", e->e_dtime); | |
202 | ||
203 | /* output number of delivery attempts */ | |
204 | fprintf(tfp, "N%d\n", e->e_ntries); | |
205 | ||
bb4fde22 EA |
206 | /* output inode number of data file */ |
207 | /* XXX should probably include device major/minor too */ | |
208 | if (e->e_dfino != -1) | |
209 | fprintf(tfp, "I%d/%d/%ld\n", | |
210 | major(e->e_dfdev), minor(e->e_dfdev), e->e_dfino); | |
211 | ||
96bfbc2c EA |
212 | /* output type and name of data file */ |
213 | if (e->e_bodytype != NULL) | |
214 | fprintf(tfp, "B%s\n", e->e_bodytype); | |
2cce0c26 | 215 | fprintf(tfp, "D%s\n", e->e_df); |
81b7d258 | 216 | |
baa0c390 EA |
217 | /* message from envelope, if it exists */ |
218 | if (e->e_message != NULL) | |
219 | fprintf(tfp, "M%s\n", e->e_message); | |
220 | ||
c2bdb1dd EA |
221 | /* send various flag bits through */ |
222 | p = buf; | |
223 | if (bitset(EF_WARNING, e->e_flags)) | |
224 | *p++ = 'w'; | |
225 | if (bitset(EF_RESPONSE, e->e_flags)) | |
226 | *p++ = 'r'; | |
e3c84ea8 EA |
227 | if (bitset(EF_HAS8BIT, e->e_flags)) |
228 | *p++ = '8'; | |
c2bdb1dd EA |
229 | *p++ = '\0'; |
230 | if (buf[0] != '\0') | |
231 | fprintf(tfp, "F%s\n", buf); | |
232 | ||
a9bac7a9 | 233 | /* $r and $s and $_ macro values */ |
22293c34 EA |
234 | if ((p = macvalue('r', e)) != NULL) |
235 | fprintf(tfp, "$r%s\n", p); | |
236 | if ((p = macvalue('s', e)) != NULL) | |
237 | fprintf(tfp, "$s%s\n", p); | |
a9bac7a9 EA |
238 | if ((p = macvalue('_', e)) != NULL) |
239 | fprintf(tfp, "$_%s\n", p); | |
22293c34 | 240 | |
81b7d258 | 241 | /* output name of sender */ |
295b05c5 EA |
242 | if (bitnset(M_UDBENVELOPE, e->e_from.q_mailer->m_flags)) |
243 | p = e->e_sender; | |
244 | else | |
245 | p = e->e_from.q_paddr; | |
246 | fprintf(tfp, "S%s\n", p); | |
81b7d258 | 247 | |
ca4d0c0b | 248 | /* output list of error recipients */ |
31739b4e | 249 | printctladdr(NULL, NULL); |
ca4d0c0b EA |
250 | for (q = e->e_errorqueue; q != NULL; q = q->q_next) |
251 | { | |
bc854e30 | 252 | if (!bitset(QDONTSEND|QBADADDR, q->q_flags)) |
ca4d0c0b | 253 | { |
9cdb0b30 | 254 | printctladdr(q, tfp); |
ca4d0c0b EA |
255 | fprintf(tfp, "E%s\n", q->q_paddr); |
256 | } | |
257 | } | |
258 | ||
259 | /* output list of recipient addresses */ | |
dd1fe05b | 260 | for (q = e->e_sendqueue; q != NULL; q = q->q_next) |
81b7d258 | 261 | { |
374579b6 | 262 | if (bitset(QQUEUEUP, q->q_flags) || |
bc854e30 | 263 | (queueall && !bitset(QDONTSEND|QBADADDR|QSENT, q->q_flags))) |
4d237f16 | 264 | { |
9cdb0b30 | 265 | printctladdr(q, tfp); |
68d9129a EA |
266 | putc('R', tfp); |
267 | if (bitset(QPRIMARY, q->q_flags)) | |
268 | putc('P', tfp); | |
269 | if (bitset(QPINGONSUCCESS, q->q_flags)) | |
270 | putc('S', tfp); | |
271 | if (bitset(QPINGONFAILURE, q->q_flags)) | |
272 | putc('F', tfp); | |
273 | if (bitset(QPINGONDELAY, q->q_flags)) | |
274 | putc('D', tfp); | |
82e3dc75 | 275 | if (bitset(QHAS_RET_PARAM, q->q_flags)) |
68d9129a | 276 | { |
82e3dc75 | 277 | if (bitset(QRET_HDRS, q->q_flags)) |
68d9129a EA |
278 | putc('N', tfp); |
279 | else | |
280 | putc('B', tfp); | |
281 | } | |
282 | putc(':', tfp); | |
283 | fprintf(tfp, "%s\n", q->q_paddr); | |
7338e3d4 EA |
284 | if (announce) |
285 | { | |
286 | e->e_to = q->q_paddr; | |
b6edea3d | 287 | message("queued"); |
68f7099c | 288 | if (LogLevel > 8) |
5c18c358 | 289 | logdelivery(NULL, NULL, "queued", NULL, e); |
7338e3d4 EA |
290 | e->e_to = NULL; |
291 | } | |
b9accadd EA |
292 | if (tTd(40, 1)) |
293 | { | |
294 | printf("queueing "); | |
295 | printaddr(q, FALSE); | |
296 | } | |
4d237f16 | 297 | } |
81b7d258 EA |
298 | } |
299 | ||
7338e3d4 EA |
300 | /* |
301 | ** Output headers for this message. | |
302 | ** Expand macros completely here. Queue run will deal with | |
303 | ** everything as absolute headers. | |
304 | ** All headers that must be relative to the recipient | |
305 | ** can be cracked later. | |
4db45bf1 EA |
306 | ** We set up a "null mailer" -- i.e., a mailer that will have |
307 | ** no effect on the addresses as they are output. | |
7338e3d4 EA |
308 | */ |
309 | ||
1dbda134 | 310 | bzero((char *) &nullmailer, sizeof nullmailer); |
68f7099c | 311 | nullmailer.m_re_rwset = nullmailer.m_rh_rwset = |
21efe526 | 312 | nullmailer.m_se_rwset = nullmailer.m_sh_rwset = -1; |
281ef7f0 | 313 | nullmailer.m_eol = "\n"; |
23fafb99 EA |
314 | bzero(&mcibuf, sizeof mcibuf); |
315 | mcibuf.mci_mailer = &nullmailer; | |
316 | mcibuf.mci_out = tfp; | |
4db45bf1 | 317 | |
2bee003d | 318 | define('g', "\201f", e); |
dd1fe05b | 319 | for (h = e->e_header; h != NULL; h = h->h_link) |
81b7d258 | 320 | { |
1dbda134 EA |
321 | extern bool bitzerop(); |
322 | ||
83e9910e | 323 | /* don't output null headers */ |
81b7d258 EA |
324 | if (h->h_value == NULL || h->h_value[0] == '\0') |
325 | continue; | |
83e9910e EA |
326 | |
327 | /* don't output resent headers on non-resent messages */ | |
328 | if (bitset(H_RESENT, h->h_flags) && !bitset(EF_RESENT, e->e_flags)) | |
329 | continue; | |
330 | ||
d27723b2 EA |
331 | /* expand macros; if null, don't output header at all */ |
332 | if (bitset(H_DEFAULT, h->h_flags)) | |
333 | { | |
334 | (void) expand(h->h_value, buf, &buf[sizeof buf], e); | |
335 | if (buf[0] == '\0') | |
336 | continue; | |
337 | } | |
338 | ||
83e9910e | 339 | /* output this header */ |
2cce0c26 | 340 | fprintf(tfp, "H"); |
83e9910e EA |
341 | |
342 | /* if conditional, output the set of conditions */ | |
1dbda134 EA |
343 | if (!bitzerop(h->h_mflags) && bitset(H_CHECK|H_ACHECK, h->h_flags)) |
344 | { | |
345 | int j; | |
346 | ||
0e306e7f | 347 | (void) putc('?', tfp); |
1dbda134 EA |
348 | for (j = '\0'; j <= '\177'; j++) |
349 | if (bitnset(j, h->h_mflags)) | |
0e306e7f EA |
350 | (void) putc(j, tfp); |
351 | (void) putc('?', tfp); | |
1dbda134 | 352 | } |
83e9910e EA |
353 | |
354 | /* output the header: expand macros, convert addresses */ | |
9416f3a0 EA |
355 | if (bitset(H_DEFAULT, h->h_flags)) |
356 | { | |
d27723b2 | 357 | fprintf(tfp, "%s: %s\n", h->h_field, buf); |
9416f3a0 | 358 | } |
4d237f16 | 359 | else if (bitset(H_FROM|H_RCPT, h->h_flags)) |
611b763d | 360 | { |
c2bdb1dd | 361 | bool oldstyle = bitset(EF_OLDSTYLE, e->e_flags); |
8e5c6745 EA |
362 | FILE *savetrace = TrafficLogFile; |
363 | ||
364 | TrafficLogFile = NULL; | |
c2bdb1dd EA |
365 | |
366 | if (bitset(H_FROM, h->h_flags)) | |
367 | oldstyle = FALSE; | |
368 | ||
23fafb99 | 369 | commaize(h, h->h_value, oldstyle, &mcibuf, e); |
8e5c6745 EA |
370 | |
371 | TrafficLogFile = savetrace; | |
611b763d | 372 | } |
4d237f16 EA |
373 | else |
374 | fprintf(tfp, "%s: %s\n", h->h_field, h->h_value); | |
81b7d258 EA |
375 | } |
376 | ||
377 | /* | |
378 | ** Clean up. | |
379 | */ | |
380 | ||
eb1ada3c | 381 | if (fflush(tfp) < 0 || fsync(fileno(tfp)) < 0 || ferror(tfp)) |
e6d43796 EA |
382 | { |
383 | if (newid) | |
384 | syserr("!552 Error writing control file %s", tf); | |
385 | else | |
386 | syserr("!452 Error writing control file %s", tf); | |
387 | } | |
388 | ||
3620ad97 EA |
389 | if (!newid) |
390 | { | |
e3778690 | 391 | /* rename (locked) tf to be (locked) qf */ |
3620ad97 EA |
392 | qf = queuename(e, 'q'); |
393 | if (rename(tf, qf) < 0) | |
e8f51a65 EA |
394 | syserr("cannot rename(%s, %s), df=%s, uid=%d", |
395 | tf, qf, e->e_df, geteuid()); | |
e3778690 EA |
396 | |
397 | /* close and unlock old (locked) qf */ | |
3620ad97 | 398 | if (e->e_lockfp != NULL) |
bc854e30 | 399 | (void) xfclose(e->e_lockfp, "queueup lockfp", e->e_id); |
3620ad97 EA |
400 | e->e_lockfp = tfp; |
401 | } | |
402 | else | |
403 | qf = tf; | |
6680179d | 404 | errno = 0; |
eead656c | 405 | e->e_flags |= EF_INQUEUE; |
1a13ccd8 | 406 | |
9678c96d EA |
407 | # ifdef LOG |
408 | /* save log info */ | |
68f7099c | 409 | if (LogLevel > 79) |
a8f5bbff | 410 | syslog(LOG_DEBUG, "%s: queueup, qf=%s, df=%s\n", e->e_id, qf, e->e_df); |
f3d8f6d6 | 411 | # endif /* LOG */ |
51458e80 EA |
412 | |
413 | if (tTd(40, 1)) | |
414 | printf("<<<<< done queueing %s <<<<<\n\n", e->e_id); | |
3620ad97 | 415 | return; |
81b7d258 | 416 | } |
d2213d6c EA |
417 | |
418 | printctladdr(a, tfp) | |
9cdb0b30 | 419 | register ADDRESS *a; |
d2213d6c EA |
420 | FILE *tfp; |
421 | { | |
9cdb0b30 EA |
422 | char *uname; |
423 | register struct passwd *pw; | |
424 | register ADDRESS *q; | |
425 | uid_t uid; | |
426 | static ADDRESS *lastctladdr; | |
427 | static uid_t lastuid; | |
d2213d6c | 428 | |
9cdb0b30 | 429 | /* initialization */ |
c6c403f7 | 430 | if (a == NULL || a->q_alias == NULL || tfp == NULL) |
d2213d6c | 431 | { |
31739b4e | 432 | if (lastctladdr != NULL && tfp != NULL) |
9cdb0b30 EA |
433 | fprintf(tfp, "C\n"); |
434 | lastctladdr = NULL; | |
435 | lastuid = 0; | |
d2213d6c EA |
436 | return; |
437 | } | |
9cdb0b30 EA |
438 | |
439 | /* find the active uid */ | |
440 | q = getctladdr(a); | |
441 | if (q == NULL) | |
442 | uid = 0; | |
443 | else | |
444 | uid = q->q_uid; | |
c6c403f7 | 445 | a = a->q_alias; |
9cdb0b30 EA |
446 | |
447 | /* check to see if this is the same as last time */ | |
448 | if (lastctladdr != NULL && uid == lastuid && | |
449 | strcmp(lastctladdr->q_paddr, a->q_paddr) == 0) | |
450 | return; | |
451 | lastuid = uid; | |
452 | lastctladdr = a; | |
453 | ||
454 | if (uid == 0 || (pw = getpwuid(uid)) == NULL) | |
f7894324 | 455 | uname = ""; |
d2213d6c | 456 | else |
9cdb0b30 EA |
457 | uname = pw->pw_name; |
458 | ||
459 | fprintf(tfp, "C%s:%s\n", uname, a->q_paddr); | |
d2213d6c | 460 | } |
81b7d258 EA |
461 | \f/* |
462 | ** RUNQUEUE -- run the jobs in the queue. | |
463 | ** | |
464 | ** Gets the stuff out of the queue in some presumably logical | |
465 | ** order and processes them. | |
466 | ** | |
467 | ** Parameters: | |
2e3062fe EA |
468 | ** forkflag -- TRUE if the queue scanning should be done in |
469 | ** a child process. We double-fork so it is not our | |
470 | ** child and we don't have to clean up after it. | |
81b7d258 EA |
471 | ** |
472 | ** Returns: | |
473 | ** none. | |
474 | ** | |
475 | ** Side Effects: | |
476 | ** runs things in the mail queue. | |
477 | */ | |
478 | ||
ca4d0c0b EA |
479 | ENVELOPE QueueEnvelope; /* the queue run envelope */ |
480 | ||
481 | runqueue(forkflag) | |
2cf55cb7 | 482 | bool forkflag; |
81b7d258 | 483 | { |
ca4d0c0b | 484 | register ENVELOPE *e; |
d3a63a56 EA |
485 | int njobs; |
486 | int sequenceno = 0; | |
ca4d0c0b | 487 | extern ENVELOPE BlankEnvelope; |
4bc44f60 EA |
488 | |
489 | /* | |
490 | ** If no work will ever be selected, don't even bother reading | |
491 | ** the queue. | |
492 | */ | |
493 | ||
3620ad97 | 494 | CurrentLA = getla(); /* get load average */ |
3f9ac8ea | 495 | |
986065ef | 496 | if (shouldqueue(0L, curtime())) |
4bc44f60 EA |
497 | { |
498 | if (Verbose) | |
499 | printf("Skipping queue run -- load average too high\n"); | |
fe80f8e1 EA |
500 | if (forkflag && QueueIntvl != 0) |
501 | (void) setevent(QueueIntvl, runqueue, TRUE); | |
ca4d0c0b | 502 | return; |
4bc44f60 EA |
503 | } |
504 | ||
b6dffdf5 EA |
505 | /* |
506 | ** See if we want to go off and do other useful work. | |
507 | */ | |
2cf55cb7 EA |
508 | |
509 | if (forkflag) | |
510 | { | |
6d06102a | 511 | int pid; |
a72af781 EA |
512 | #ifdef SIGCHLD |
513 | extern void reapchild(); | |
514 | ||
515 | (void) setsignal(SIGCHLD, reapchild); | |
516 | #endif | |
6d06102a EA |
517 | |
518 | pid = dofork(); | |
519 | if (pid != 0) | |
2cf55cb7 | 520 | { |
6d06102a | 521 | /* parent -- pick up intermediate zombie */ |
c8ad461a | 522 | #ifndef SIGCHLD |
7338e3d4 | 523 | (void) waitfor(pid); |
f3d8f6d6 | 524 | #endif /* SIGCHLD */ |
c4442979 | 525 | if (QueueIntvl != 0) |
611b763d | 526 | (void) setevent(QueueIntvl, runqueue, TRUE); |
2cf55cb7 EA |
527 | return; |
528 | } | |
6d06102a | 529 | /* child -- double fork */ |
c8ad461a | 530 | #ifndef SIGCHLD |
6d06102a EA |
531 | if (fork() != 0) |
532 | exit(EX_OK); | |
f3d8f6d6 | 533 | #else /* SIGCHLD */ |
39270cfd | 534 | (void) setsignal(SIGCHLD, SIG_DFL); |
f3d8f6d6 | 535 | #endif /* SIGCHLD */ |
b6dffdf5 | 536 | } |
2e3062fe | 537 | |
3f9ac8ea | 538 | setproctitle("running queue: %s", QueueDir); |
2e3062fe | 539 | |
36a4e219 | 540 | # ifdef LOG |
68f7099c | 541 | if (LogLevel > 69) |
ca4d0c0b EA |
542 | syslog(LOG_DEBUG, "runqueue %s, pid=%d, forkflag=%d", |
543 | QueueDir, getpid(), forkflag); | |
f3d8f6d6 | 544 | # endif /* LOG */ |
81b7d258 | 545 | |
eb8af3ce EA |
546 | /* |
547 | ** Release any resources used by the daemon code. | |
548 | */ | |
549 | ||
550 | # ifdef DAEMON | |
551 | clrdaemon(); | |
f3d8f6d6 | 552 | # endif /* DAEMON */ |
eb8af3ce | 553 | |
6b951123 EA |
554 | /* force it to run expensive jobs */ |
555 | NoConnect = FALSE; | |
556 | ||
ca4d0c0b EA |
557 | /* |
558 | ** Create ourselves an envelope | |
559 | */ | |
560 | ||
561 | CurEnv = &QueueEnvelope; | |
fda58daa | 562 | e = newenvelope(&QueueEnvelope, CurEnv); |
ca4d0c0b EA |
563 | e->e_flags = BlankEnvelope.e_flags; |
564 | ||
a78155b0 EA |
565 | /* |
566 | ** Make sure the alias database is open. | |
567 | */ | |
568 | ||
36b09297 | 569 | initmaps(FALSE, e); |
a78155b0 | 570 | |
b6dffdf5 EA |
571 | /* |
572 | ** Start making passes through the queue. | |
573 | ** First, read and sort the entire queue. | |
574 | ** Then, process the work in that order. | |
575 | ** But if you take too long, start over. | |
b6dffdf5 | 576 | */ |
81b7d258 | 577 | |
6d06102a | 578 | /* order the existing work requests */ |
d3a63a56 | 579 | njobs = orderq(FALSE); |
291fa573 | 580 | |
6d06102a EA |
581 | /* process them once at a time */ |
582 | while (WorkQ != NULL) | |
2cf55cb7 | 583 | { |
6d06102a | 584 | WORK *w = WorkQ; |
2cf55cb7 | 585 | |
6d06102a | 586 | WorkQ = WorkQ->w_next; |
a7dc53bd EA |
587 | |
588 | /* | |
589 | ** Ignore jobs that are too expensive for the moment. | |
590 | */ | |
591 | ||
d3a63a56 | 592 | sequenceno++; |
a7dc53bd EA |
593 | if (shouldqueue(w->w_pri, w->w_ctime)) |
594 | { | |
595 | if (Verbose) | |
d3a63a56 EA |
596 | printf("\nSkipping %s (sequence %d of %d)\n", |
597 | w->w_name + 2, sequenceno, njobs); | |
a7dc53bd | 598 | } |
1c791deb EA |
599 | else |
600 | { | |
d0268270 EA |
601 | pid_t pid; |
602 | extern pid_t dowork(); | |
603 | ||
d3a63a56 EA |
604 | if (Verbose) |
605 | printf("\nRunning %s (sequence %d of %d)\n", | |
606 | w->w_name + 2, sequenceno, njobs); | |
d0268270 EA |
607 | pid = dowork(w->w_name + 2, ForkQueueRuns, FALSE, e); |
608 | errno = 0; | |
a9927082 EA |
609 | if (pid != 0) |
610 | (void) waitfor(pid); | |
1c791deb | 611 | } |
6d06102a | 612 | free(w->w_name); |
a9ca3259 EA |
613 | if (w->w_host) |
614 | free(w->w_host); | |
6d06102a | 615 | free((char *) w); |
2cf55cb7 | 616 | } |
37ea3cbf EA |
617 | |
618 | /* exit without the usual cleanup */ | |
4e20c4d2 EA |
619 | e->e_id = NULL; |
620 | finis(); | |
aba51985 EA |
621 | } |
622 | \f/* | |
81b7d258 EA |
623 | ** ORDERQ -- order the work queue. |
624 | ** | |
625 | ** Parameters: | |
2e3062fe EA |
626 | ** doall -- if set, include everything in the queue (even |
627 | ** the jobs that cannot be run because the load | |
628 | ** average is too high). Otherwise, exclude those | |
629 | ** jobs. | |
81b7d258 EA |
630 | ** |
631 | ** Returns: | |
e65b95c4 EA |
632 | ** The number of request in the queue (not necessarily |
633 | ** the number of requests in WorkQ however). | |
81b7d258 EA |
634 | ** |
635 | ** Side Effects: | |
636 | ** Sets WorkQ to the queue of available work, in order. | |
637 | */ | |
638 | ||
4e969be0 EA |
639 | # define NEED_P 001 |
640 | # define NEED_T 002 | |
d6c28d1a EA |
641 | # define NEED_R 004 |
642 | # define NEED_S 010 | |
81b7d258 | 643 | |
38d3b461 EA |
644 | # ifndef DIR |
645 | # define DIR FILE | |
646 | # define direct dir | |
647 | # define opendir(d) fopen(d, "r") | |
07a8f29b | 648 | # define readdir(f) ((fread(&dbuf, sizeof dbuf, 1, f) > 0) ? &dbuf : 0) |
38d3b461 EA |
649 | static struct dir dbuf; |
650 | # define closedir(f) fclose(f) | |
651 | # endif DIR | |
652 | ||
2e3062fe EA |
653 | orderq(doall) |
654 | bool doall; | |
81b7d258 | 655 | { |
9114f86c | 656 | register struct dirent *d; |
81b7d258 | 657 | register WORK *w; |
ccd1d833 | 658 | DIR *f; |
81b7d258 | 659 | register int i; |
4e969be0 | 660 | WORK wlist[QUEUESIZE+1]; |
0490b7d7 | 661 | int wn = -1; |
a9ca3259 | 662 | int wc; |
81b7d258 | 663 | |
d6c28d1a EA |
664 | if (tTd(41, 1)) |
665 | { | |
666 | printf("orderq:\n"); | |
667 | if (QueueLimitId != NULL) | |
668 | printf("\tQueueLimitId = %s\n", QueueLimitId); | |
669 | if (QueueLimitSender != NULL) | |
670 | printf("\tQueueLimitSender = %s\n", QueueLimitSender); | |
671 | if (QueueLimitRecipient != NULL) | |
672 | printf("\tQueueLimitRecipient = %s\n", QueueLimitRecipient); | |
673 | } | |
674 | ||
81b7d258 EA |
675 | /* clear out old WorkQ */ |
676 | for (w = WorkQ; w != NULL; ) | |
677 | { | |
678 | register WORK *nw = w->w_next; | |
679 | ||
680 | WorkQ = nw; | |
681 | free(w->w_name); | |
a9ca3259 EA |
682 | if (w->w_host) |
683 | free(w->w_host); | |
81b7d258 EA |
684 | free((char *) w); |
685 | w = nw; | |
686 | } | |
687 | ||
688 | /* open the queue directory */ | |
6bbaf971 | 689 | f = opendir("."); |
81b7d258 EA |
690 | if (f == NULL) |
691 | { | |
6bbaf971 | 692 | syserr("orderq: cannot open \"%s\" as \".\"", QueueDir); |
0490b7d7 | 693 | return (0); |
81b7d258 EA |
694 | } |
695 | ||
696 | /* | |
697 | ** Read the work directory. | |
698 | */ | |
699 | ||
0490b7d7 | 700 | while ((d = readdir(f)) != NULL) |
81b7d258 | 701 | { |
81b7d258 | 702 | FILE *cf; |
bb530db4 | 703 | register char *p; |
7338e3d4 | 704 | char lbuf[MAXNAME]; |
d6c28d1a | 705 | extern bool strcontainedin(); |
81b7d258 EA |
706 | |
707 | /* is this an interesting entry? */ | |
07a8f29b EA |
708 | if (d->d_ino == 0) |
709 | continue; | |
710 | # ifdef DEBUG | |
711 | if (tTd(40, 10)) | |
712 | printf("orderq: %12s\n", d->d_name); | |
713 | # endif DEBUG | |
2cce0c26 | 714 | if (d->d_name[0] != 'q' || d->d_name[1] != 'f') |
81b7d258 EA |
715 | continue; |
716 | ||
d6c28d1a EA |
717 | if (QueueLimitId != NULL && |
718 | !strcontainedin(QueueLimitId, d->d_name)) | |
719 | continue; | |
720 | ||
45ce4b34 EA |
721 | /* |
722 | ** Check queue name for plausibility. This handles | |
723 | ** both old and new type ids. | |
724 | */ | |
725 | ||
bb530db4 EA |
726 | p = d->d_name + 2; |
727 | if (isupper(p[0]) && isupper(p[2])) | |
728 | p += 3; | |
729 | else if (isupper(p[1])) | |
730 | p += 2; | |
731 | else | |
732 | p = d->d_name; | |
733 | for (i = 0; isdigit(*p); p++) | |
734 | i++; | |
735 | if (i < 5 || *p != '\0') | |
68f7099c EA |
736 | { |
737 | if (Verbose) | |
738 | printf("orderq: bogus qf name %s\n", d->d_name); | |
739 | #ifdef LOG | |
740 | if (LogLevel > 3) | |
73f6752a | 741 | syslog(LOG_CRIT, "orderq: bogus qf name %s", |
68f7099c EA |
742 | d->d_name); |
743 | #endif | |
744 | if (strlen(d->d_name) >= MAXNAME) | |
745 | d->d_name[MAXNAME - 1] = '\0'; | |
746 | strcpy(lbuf, d->d_name); | |
747 | lbuf[0] = 'Q'; | |
748 | (void) rename(d->d_name, lbuf); | |
749 | continue; | |
750 | } | |
751 | ||
0490b7d7 | 752 | /* yes -- open control file (if not too many files) */ |
4e969be0 | 753 | if (++wn >= QUEUESIZE) |
0490b7d7 | 754 | continue; |
d6c28d1a | 755 | |
6bbaf971 | 756 | cf = fopen(d->d_name, "r"); |
81b7d258 EA |
757 | if (cf == NULL) |
758 | { | |
91f69adf EA |
759 | /* this may be some random person sending hir msgs */ |
760 | /* syserr("orderq: cannot open %s", cbuf); */ | |
bd0712bd EA |
761 | if (tTd(41, 2)) |
762 | printf("orderq: cannot open %s (%d)\n", | |
763 | d->d_name, errno); | |
91f69adf | 764 | errno = 0; |
bd0712bd | 765 | wn--; |
81b7d258 EA |
766 | continue; |
767 | } | |
4e969be0 EA |
768 | w = &wlist[wn]; |
769 | w->w_name = newstr(d->d_name); | |
a9ca3259 EA |
770 | w->w_host = NULL; |
771 | w->w_lock = !lockfile(fileno(cf), w->w_name, NULL, LOCK_SH|LOCK_NB); | |
81b7d258 | 772 | |
4ff794a3 | 773 | /* make sure jobs in creation don't clog queue */ |
4e969be0 EA |
774 | w->w_pri = 0x7fffffff; |
775 | w->w_ctime = 0; | |
4ff794a3 | 776 | |
81b7d258 | 777 | /* extract useful information */ |
4e969be0 | 778 | i = NEED_P | NEED_T; |
d6c28d1a EA |
779 | if (QueueLimitSender != NULL) |
780 | i |= NEED_S; | |
a9ca3259 | 781 | if (SortQueueByHost || QueueLimitRecipient != NULL) |
d6c28d1a | 782 | i |= NEED_R; |
4e969be0 | 783 | while (i != 0 && fgets(lbuf, sizeof lbuf, cf) != NULL) |
81b7d258 | 784 | { |
8ff78b51 | 785 | extern long atol(); |
d6c28d1a | 786 | extern bool strcontainedin(); |
8ff78b51 | 787 | |
2e3062fe | 788 | switch (lbuf[0]) |
81b7d258 | 789 | { |
2e3062fe | 790 | case 'P': |
4e969be0 EA |
791 | w->w_pri = atol(&lbuf[1]); |
792 | i &= ~NEED_P; | |
2e3062fe | 793 | break; |
f746582a EA |
794 | |
795 | case 'T': | |
4e969be0 EA |
796 | w->w_ctime = atol(&lbuf[1]); |
797 | i &= ~NEED_T; | |
f746582a | 798 | break; |
d6c28d1a EA |
799 | |
800 | case 'R': | |
a9ca3259 EA |
801 | if (w->w_host == NULL && |
802 | (p = strrchr(&lbuf[1], '@')) != NULL) | |
803 | w->w_host = newstr(&p[1]); | |
804 | if (QueueLimitRecipient == NULL || | |
d6c28d1a EA |
805 | strcontainedin(QueueLimitRecipient, &lbuf[1])) |
806 | i &= ~NEED_R; | |
807 | break; | |
808 | ||
809 | case 'S': | |
810 | if (QueueLimitSender != NULL && | |
811 | strcontainedin(QueueLimitSender, &lbuf[1])) | |
812 | i &= ~NEED_S; | |
813 | break; | |
81b7d258 EA |
814 | } |
815 | } | |
81b7d258 | 816 | (void) fclose(cf); |
4bc44f60 | 817 | |
d6c28d1a EA |
818 | if ((!doall && shouldqueue(w->w_pri, w->w_ctime)) || |
819 | bitset(NEED_R|NEED_S, i)) | |
4bc44f60 EA |
820 | { |
821 | /* don't even bother sorting this job in */ | |
a9ca3259 EA |
822 | free(w->w_name); |
823 | if (w->w_host) | |
824 | free(w->w_host); | |
4bc44f60 EA |
825 | wn--; |
826 | } | |
81b7d258 | 827 | } |
ccd1d833 | 828 | (void) closedir(f); |
bd0712bd | 829 | wn++; |
81b7d258 | 830 | |
a9ca3259 EA |
831 | wc = min(wn, QUEUESIZE); |
832 | ||
833 | if (!SortQueueByHost) | |
834 | { | |
835 | extern workcmpf0(); | |
81b7d258 | 836 | |
a9ca3259 EA |
837 | /* |
838 | ** Simple sort based on queue priority only. | |
839 | */ | |
840 | ||
841 | qsort((char *) wlist, wc, sizeof *wlist, workcmpf0); | |
842 | } | |
843 | else | |
844 | { | |
845 | extern workcmpf1(); | |
846 | extern workcmpf2(); | |
847 | ||
848 | /* | |
849 | ** Sort the work directory for the first time, | |
850 | ** based on host name, lock status, and priority. | |
851 | */ | |
852 | ||
853 | qsort((char *) wlist, wc, sizeof *wlist, workcmpf1); | |
854 | ||
855 | /* | |
856 | ** If one message to host is locked, "lock" all messages | |
857 | ** to that host. | |
858 | */ | |
859 | ||
860 | i = 0; | |
861 | while (i < wc) | |
862 | { | |
863 | if (!wlist[i].w_lock) | |
864 | { | |
865 | i++; | |
866 | continue; | |
867 | } | |
868 | w = &wlist[i]; | |
869 | while (++i < wc) | |
870 | { | |
871 | if (wlist[i].w_host == NULL && | |
872 | w->w_host == NULL) | |
873 | wlist[i].w_lock = TRUE; | |
874 | else if (wlist[i].w_host != NULL && | |
875 | w->w_host != NULL && | |
876 | strcmp(wlist[i].w_host, w->w_host) == 0) | |
877 | wlist[i].w_lock = TRUE; | |
878 | else | |
879 | break; | |
880 | } | |
881 | } | |
882 | ||
883 | /* | |
884 | ** Sort the work directory for the second time, | |
885 | ** based on lock status, host name, and priority. | |
886 | */ | |
887 | ||
888 | qsort((char *) wlist, wc, sizeof *wlist, workcmpf2); | |
889 | } | |
81b7d258 EA |
890 | |
891 | /* | |
892 | ** Convert the work list into canonical form. | |
7338e3d4 | 893 | ** Should be turning it into a list of envelopes here perhaps. |
81b7d258 EA |
894 | */ |
895 | ||
a0225d08 | 896 | WorkQ = NULL; |
a9ca3259 | 897 | for (i = wc; --i >= 0; ) |
81b7d258 EA |
898 | { |
899 | w = (WORK *) xalloc(sizeof *w); | |
900 | w->w_name = wlist[i].w_name; | |
a9ca3259 EA |
901 | w->w_host = wlist[i].w_host; |
902 | w->w_lock = wlist[i].w_lock; | |
81b7d258 | 903 | w->w_pri = wlist[i].w_pri; |
f746582a | 904 | w->w_ctime = wlist[i].w_ctime; |
a0225d08 EA |
905 | w->w_next = WorkQ; |
906 | WorkQ = w; | |
81b7d258 EA |
907 | } |
908 | ||
9678c96d | 909 | if (tTd(40, 1)) |
81b7d258 EA |
910 | { |
911 | for (w = WorkQ; w != NULL; w = w->w_next) | |
9ccf54c4 | 912 | printf("%32s: pri=%ld\n", w->w_name, w->w_pri); |
81b7d258 | 913 | } |
0490b7d7 | 914 | |
bd0712bd | 915 | return (wn); |
81b7d258 EA |
916 | } |
917 | \f/* | |
a9ca3259 | 918 | ** WORKCMPF0 -- simple priority-only compare function. |
81b7d258 EA |
919 | ** |
920 | ** Parameters: | |
921 | ** a -- the first argument. | |
922 | ** b -- the second argument. | |
923 | ** | |
924 | ** Returns: | |
a0225d08 EA |
925 | ** -1 if a < b |
926 | ** 0 if a == b | |
927 | ** +1 if a > b | |
81b7d258 EA |
928 | ** |
929 | ** Side Effects: | |
930 | ** none. | |
931 | */ | |
932 | ||
a9ca3259 | 933 | workcmpf0(a, b) |
9ccf54c4 EA |
934 | register WORK *a; |
935 | register WORK *b; | |
81b7d258 | 936 | { |
abccefc9 EA |
937 | long pa = a->w_pri; |
938 | long pb = b->w_pri; | |
2e3062fe EA |
939 | |
940 | if (pa == pb) | |
a9ca3259 | 941 | return 0; |
2e3062fe | 942 | else if (pa > pb) |
a9ca3259 | 943 | return 1; |
a0225d08 | 944 | else |
a9ca3259 EA |
945 | return -1; |
946 | } | |
947 | \f/* | |
948 | ** WORKCMPF1 -- first compare function for ordering work based on host name. | |
949 | ** | |
950 | ** Sorts on host name, lock status, and priority in that order. | |
951 | ** | |
952 | ** Parameters: | |
953 | ** a -- the first argument. | |
954 | ** b -- the second argument. | |
955 | ** | |
956 | ** Returns: | |
957 | ** <0 if a < b | |
958 | ** 0 if a == b | |
959 | ** >0 if a > b | |
960 | ** | |
961 | ** Side Effects: | |
962 | ** none. | |
963 | */ | |
964 | ||
965 | workcmpf1(a, b) | |
966 | register WORK *a; | |
967 | register WORK *b; | |
968 | { | |
969 | int i; | |
970 | ||
971 | /* host name */ | |
972 | if (a->w_host != NULL && b->w_host == NULL) | |
973 | return 1; | |
974 | else if (a->w_host == NULL && b->w_host != NULL) | |
975 | return -1; | |
976 | if (a->w_host != NULL && b->w_host != NULL && | |
977 | (i = strcmp(a->w_host, b->w_host))) | |
978 | return i; | |
979 | ||
980 | /* lock status */ | |
981 | if (a->w_lock != b->w_lock) | |
982 | return b->w_lock - a->w_lock; | |
983 | ||
984 | /* job priority */ | |
985 | return a->w_pri - b->w_pri; | |
986 | } | |
987 | \f/* | |
988 | ** WORKCMPF2 -- second compare function for ordering work based on host name. | |
989 | ** | |
990 | ** Sorts on lock status, host name, and priority in that order. | |
991 | ** | |
992 | ** Parameters: | |
993 | ** a -- the first argument. | |
994 | ** b -- the second argument. | |
995 | ** | |
996 | ** Returns: | |
997 | ** <0 if a < b | |
998 | ** 0 if a == b | |
999 | ** >0 if a > b | |
1000 | ** | |
1001 | ** Side Effects: | |
1002 | ** none. | |
1003 | */ | |
1004 | ||
1005 | workcmpf2(a, b) | |
1006 | register WORK *a; | |
1007 | register WORK *b; | |
1008 | { | |
1009 | int i; | |
1010 | ||
1011 | /* lock status */ | |
1012 | if (a->w_lock != b->w_lock) | |
1013 | return a->w_lock - b->w_lock; | |
1014 | ||
1015 | /* host name */ | |
1016 | if (a->w_host != NULL && b->w_host == NULL) | |
1017 | return 1; | |
1018 | else if (a->w_host == NULL && b->w_host != NULL) | |
1019 | return -1; | |
1020 | if (a->w_host != NULL && b->w_host != NULL && | |
1021 | (i = strcmp(a->w_host, b->w_host))) | |
1022 | return i; | |
1023 | ||
1024 | /* job priority */ | |
1025 | return a->w_pri - b->w_pri; | |
81b7d258 EA |
1026 | } |
1027 | \f/* | |
1028 | ** DOWORK -- do a work request. | |
1029 | ** | |
1030 | ** Parameters: | |
a7dc53bd EA |
1031 | ** id -- the ID of the job to run. |
1032 | ** forkflag -- if set, run this in background. | |
f5303697 EA |
1033 | ** requeueflag -- if set, reinstantiate the queue quickly. |
1034 | ** This is used when expanding aliases in the queue. | |
8d00c219 EA |
1035 | ** If forkflag is also set, it doesn't wait for the |
1036 | ** child. | |
a7dc53bd | 1037 | ** e - the envelope in which to run it. |
81b7d258 EA |
1038 | ** |
1039 | ** Returns: | |
d0268270 | 1040 | ** process id of process that is running the queue job. |
81b7d258 EA |
1041 | ** |
1042 | ** Side Effects: | |
1043 | ** The work request is satisfied if possible. | |
1044 | */ | |
1045 | ||
d0268270 | 1046 | pid_t |
f5303697 | 1047 | dowork(id, forkflag, requeueflag, e) |
a7dc53bd EA |
1048 | char *id; |
1049 | bool forkflag; | |
f5303697 | 1050 | bool requeueflag; |
a4076aed | 1051 | register ENVELOPE *e; |
81b7d258 | 1052 | { |
d0268270 | 1053 | register pid_t pid; |
3620ad97 | 1054 | extern bool readqf(); |
81b7d258 | 1055 | |
9678c96d | 1056 | if (tTd(40, 1)) |
a7dc53bd | 1057 | printf("dowork(%s)\n", id); |
81b7d258 | 1058 | |
2e3062fe EA |
1059 | /* |
1060 | ** Fork for work. | |
1061 | */ | |
1062 | ||
a7dc53bd | 1063 | if (forkflag) |
2e3062fe | 1064 | { |
d0268270 EA |
1065 | pid = fork(); |
1066 | if (pid < 0) | |
2e3062fe EA |
1067 | { |
1068 | syserr("dowork: cannot fork"); | |
d0268270 | 1069 | return 0; |
2e3062fe | 1070 | } |
5cf47fbf EA |
1071 | else if (pid > 0) |
1072 | { | |
1073 | /* parent -- clean out connection cache */ | |
1074 | mci_flush(FALSE, NULL); | |
1075 | } | |
2e3062fe EA |
1076 | } |
1077 | else | |
1078 | { | |
d0268270 | 1079 | pid = 0; |
2e3062fe EA |
1080 | } |
1081 | ||
d0268270 | 1082 | if (pid == 0) |
81b7d258 EA |
1083 | { |
1084 | /* | |
1085 | ** CHILD | |
6bbaf971 EA |
1086 | ** Lock the control file to avoid duplicate deliveries. |
1087 | ** Then run the file as though we had just read it. | |
68f0b54c EA |
1088 | ** We save an idea of the temporary name so we |
1089 | ** can recover on interrupt. | |
81b7d258 EA |
1090 | */ |
1091 | ||
9416f3a0 | 1092 | /* set basic modes, etc. */ |
37eaaadb | 1093 | (void) alarm(0); |
a4076aed | 1094 | clearenvelope(e, FALSE); |
164f3011 | 1095 | e->e_flags |= EF_QUEUERUN|EF_GLOBALERRS; |
8c8e8e94 | 1096 | e->e_errormode = EM_MAIL; |
a7dc53bd | 1097 | e->e_id = id; |
48cb554d | 1098 | GrabTo = UseErrorsTo = FALSE; |
a9927082 | 1099 | ExitStat = EX_OK; |
47e2f242 | 1100 | if (forkflag) |
164f3011 | 1101 | { |
d0268270 | 1102 | disconnect(1, e); |
164f3011 EA |
1103 | OpMode = MD_DELIVER; |
1104 | } | |
36a4e219 | 1105 | # ifdef LOG |
68f7099c | 1106 | if (LogLevel > 76) |
a4076aed | 1107 | syslog(LOG_DEBUG, "%s: dowork, pid=%d", e->e_id, |
291fa573 | 1108 | getpid()); |
f3d8f6d6 | 1109 | # endif /* LOG */ |
9416f3a0 EA |
1110 | |
1111 | /* don't use the headers from sendmail.cf... */ | |
a4076aed | 1112 | e->e_header = NULL; |
9416f3a0 | 1113 | |
3620ad97 | 1114 | /* read the queue control file -- return if locked */ |
63a34fcd | 1115 | if (!readqf(e)) |
dd1fe05b | 1116 | { |
a7dc53bd EA |
1117 | if (tTd(40, 4)) |
1118 | printf("readqf(%s) failed\n", e->e_id); | |
1119 | if (forkflag) | |
2e3062fe EA |
1120 | exit(EX_OK); |
1121 | else | |
a9927082 | 1122 | return 0; |
dd1fe05b | 1123 | } |
dd1fe05b | 1124 | |
a4076aed | 1125 | e->e_flags |= EF_INQUEUE; |
dd1fe05b | 1126 | |
3df50535 | 1127 | /* if this has been tried recently, let it be */ |
1b9b1753 | 1128 | if (e->e_ntries > 0 && (curtime() - e->e_dtime) < MinQueueAge) |
3df50535 EA |
1129 | { |
1130 | char *howlong = pintvl(curtime() - e->e_dtime, TRUE); | |
f5303697 | 1131 | |
3df50535 EA |
1132 | e->e_flags |= EF_KEEPQUEUE; |
1133 | if (Verbose || tTd(40, 8)) | |
1134 | printf("%s: too young (%s)\n", | |
1135 | e->e_id, howlong); | |
1136 | #ifdef LOG | |
1137 | if (LogLevel > 19) | |
1138 | syslog(LOG_DEBUG, "%s: too young (%s)", | |
1139 | e->e_id, howlong); | |
1140 | #endif | |
1141 | } | |
1142 | else | |
1143 | { | |
1144 | eatheader(e, requeueflag); | |
1145 | ||
1146 | if (requeueflag) | |
1147 | queueup(e, TRUE, FALSE); | |
1148 | ||
1149 | /* do the delivery */ | |
1150 | sendall(e, SM_DELIVER); | |
1151 | } | |
dd1fe05b | 1152 | |
dd1fe05b | 1153 | /* finish up and exit */ |
a7dc53bd | 1154 | if (forkflag) |
2e3062fe EA |
1155 | finis(); |
1156 | else | |
a4076aed | 1157 | dropenvelope(e); |
81b7d258 | 1158 | } |
d0268270 EA |
1159 | e->e_id = NULL; |
1160 | return pid; | |
81b7d258 EA |
1161 | } |
1162 | \f/* | |
1163 | ** READQF -- read queue file and set up environment. | |
1164 | ** | |
1165 | ** Parameters: | |
7338e3d4 | 1166 | ** e -- the envelope of the job to run. |
81b7d258 EA |
1167 | ** |
1168 | ** Returns: | |
3620ad97 EA |
1169 | ** TRUE if it successfully read the queue file. |
1170 | ** FALSE otherwise. | |
81b7d258 EA |
1171 | ** |
1172 | ** Side Effects: | |
3620ad97 | 1173 | ** The queue file is returned locked. |
81b7d258 EA |
1174 | */ |
1175 | ||
3620ad97 | 1176 | bool |
63a34fcd | 1177 | readqf(e) |
7338e3d4 | 1178 | register ENVELOPE *e; |
81b7d258 | 1179 | { |
11e3f8b5 | 1180 | register FILE *qfp; |
d2213d6c | 1181 | ADDRESS *ctladdr; |
dcbc04c7 | 1182 | struct stat st; |
07b49560 | 1183 | char *bp; |
68d9129a EA |
1184 | int qfver = 0; |
1185 | register char *p; | |
e678ee95 | 1186 | char qf[20]; |
07b49560 | 1187 | char buf[MAXLINE]; |
8ff78b51 | 1188 | extern long atol(); |
d2213d6c | 1189 | extern ADDRESS *setctluser(); |
abae7b2d | 1190 | extern ADDRESS *sendto(); |
81b7d258 | 1191 | |
81b7d258 EA |
1192 | /* |
1193 | ** Read and process the file. | |
1194 | */ | |
1195 | ||
e678ee95 | 1196 | strcpy(qf, queuename(e, 'q')); |
76b607b2 | 1197 | qfp = fopen(qf, "r+"); |
11e3f8b5 EA |
1198 | if (qfp == NULL) |
1199 | { | |
a7dc53bd EA |
1200 | if (tTd(40, 8)) |
1201 | printf("readqf(%s): fopen failure (%s)\n", | |
1202 | qf, errstring(errno)); | |
3f9ac8ea RA |
1203 | if (errno != ENOENT) |
1204 | syserr("readqf: no control file %s", qf); | |
3620ad97 | 1205 | return FALSE; |
3f9ac8ea RA |
1206 | } |
1207 | ||
71936fbe | 1208 | if (!lockfile(fileno(qfp), qf, NULL, LOCK_EX|LOCK_NB)) |
e3778690 EA |
1209 | { |
1210 | /* being processed by another queuer */ | |
3df50535 | 1211 | if (Verbose || tTd(40, 8)) |
e3778690 EA |
1212 | printf("%s: locked\n", e->e_id); |
1213 | # ifdef LOG | |
1214 | if (LogLevel > 19) | |
1215 | syslog(LOG_DEBUG, "%s: locked", e->e_id); | |
1216 | # endif /* LOG */ | |
1217 | (void) fclose(qfp); | |
1218 | return FALSE; | |
1219 | } | |
1220 | ||
dcbc04c7 EA |
1221 | /* |
1222 | ** Check the queue file for plausibility to avoid attacks. | |
1223 | */ | |
1224 | ||
1225 | if (fstat(fileno(qfp), &st) < 0) | |
1226 | { | |
1227 | /* must have been being processed by someone else */ | |
a7dc53bd EA |
1228 | if (tTd(40, 8)) |
1229 | printf("readqf(%s): fstat failure (%s)\n", | |
1230 | qf, errstring(errno)); | |
dcbc04c7 EA |
1231 | fclose(qfp); |
1232 | return FALSE; | |
1233 | } | |
1234 | ||
d4d2f9a9 | 1235 | if (st.st_uid != geteuid()) |
dcbc04c7 EA |
1236 | { |
1237 | # ifdef LOG | |
1238 | if (LogLevel > 0) | |
1239 | { | |
1240 | syslog(LOG_ALERT, "%s: bogus queue file, uid=%d, mode=%o", | |
1241 | e->e_id, st.st_uid, st.st_mode); | |
1242 | } | |
f3d8f6d6 | 1243 | # endif /* LOG */ |
a7dc53bd EA |
1244 | if (tTd(40, 8)) |
1245 | printf("readqf(%s): bogus file\n", qf); | |
8e5c6745 | 1246 | rename(qf, queuename(e, 'Q')); |
e3778690 | 1247 | fclose(qfp); |
dcbc04c7 EA |
1248 | return FALSE; |
1249 | } | |
1250 | ||
e3778690 | 1251 | if (st.st_size == 0) |
3f9ac8ea | 1252 | { |
e3778690 EA |
1253 | /* must be a bogus file -- just remove it */ |
1254 | (void) unlink(qf); | |
1255 | fclose(qfp); | |
3620ad97 | 1256 | return FALSE; |
11e3f8b5 | 1257 | } |
3f9ac8ea | 1258 | |
e3778690 | 1259 | if (st.st_nlink == 0) |
c87034b7 | 1260 | { |
e3778690 EA |
1261 | /* |
1262 | ** Race condition -- we got a file just as it was being | |
1263 | ** unlinked. Just assume it is zero length. | |
1264 | */ | |
1265 | ||
c87034b7 EA |
1266 | fclose(qfp); |
1267 | return FALSE; | |
1268 | } | |
1269 | ||
e3778690 | 1270 | /* good file -- save this lock */ |
3620ad97 EA |
1271 | e->e_lockfp = qfp; |
1272 | ||
3f9ac8ea | 1273 | /* do basic system initialization */ |
a4076aed | 1274 | initsys(e); |
b276598d | 1275 | define('i', e->e_id, e); |
3f9ac8ea | 1276 | |
560a80d9 | 1277 | LineNumber = 0; |
c6c403f7 EA |
1278 | e->e_flags |= EF_GLOBALERRS; |
1279 | OpMode = MD_DELIVER; | |
d2213d6c | 1280 | ctladdr = NULL; |
bb4fde22 | 1281 | e->e_dfino = -1; |
07b49560 | 1282 | while ((bp = fgetfolded(buf, sizeof buf, qfp)) != NULL) |
81b7d258 | 1283 | { |
c2bdb1dd | 1284 | register char *p; |
65b5adb6 | 1285 | struct stat st; |
68d9129a EA |
1286 | u_long qflags; |
1287 | ADDRESS *q; | |
65b5adb6 | 1288 | |
795590e2 | 1289 | if (tTd(40, 4)) |
07b49560 EA |
1290 | printf("+++++ %s\n", bp); |
1291 | switch (bp[0]) | |
81b7d258 | 1292 | { |
68d9129a EA |
1293 | case 'V': /* queue file version number */ |
1294 | qfver = atoi(&bp[1]); | |
1295 | if (qfver > QF_VERSION) | |
1296 | { | |
1297 | syserr("Version number in qf (%d) greater than max (%d)", | |
1298 | qfver, QF_VERSION); | |
1299 | } | |
1300 | break; | |
1301 | ||
3fbc69d6 | 1302 | case 'C': /* specify controlling user */ |
07b49560 | 1303 | ctladdr = setctluser(&bp[1]); |
3fbc69d6 KB |
1304 | break; |
1305 | ||
81b7d258 | 1306 | case 'R': /* specify recipient */ |
abae7b2d | 1307 | (void) sendto(&buf[1], 1, (ADDRESS *) NULL, 0); |
81b7d258 EA |
1308 | break; |
1309 | ||
4e969be0 | 1310 | case 'E': /* specify error recipient */ |
1c7897ef | 1311 | (void) sendtolist(&bp[1], ctladdr, &e->e_errorqueue, e); |
4e969be0 EA |
1312 | break; |
1313 | ||
81b7d258 | 1314 | case 'H': /* header */ |
07b49560 | 1315 | (void) chompheader(&bp[1], FALSE, e); |
81b7d258 EA |
1316 | break; |
1317 | ||
baa0c390 | 1318 | case 'M': /* message */ |
82530719 | 1319 | /* ignore this; we want a new message next time */ |
baa0c390 EA |
1320 | break; |
1321 | ||
81b7d258 | 1322 | case 'S': /* sender */ |
4a2da288 | 1323 | setsender(newstr(&bp[1]), e, NULL, TRUE); |
81b7d258 EA |
1324 | break; |
1325 | ||
96bfbc2c EA |
1326 | case 'B': /* body type */ |
1327 | e->e_bodytype = newstr(&bp[1]); | |
1328 | break; | |
1329 | ||
81b7d258 | 1330 | case 'D': /* data file name */ |
07b49560 | 1331 | e->e_df = newstr(&bp[1]); |
912acb74 EA |
1332 | e->e_dfp = fopen(e->e_df, "r"); |
1333 | if (e->e_dfp == NULL) | |
68f7099c | 1334 | { |
7338e3d4 | 1335 | syserr("readqf: cannot open %s", e->e_df); |
68f7099c EA |
1336 | e->e_msgsize = -1; |
1337 | } | |
1338 | else if (fstat(fileno(e->e_dfp), &st) >= 0) | |
bb4fde22 | 1339 | { |
65b5adb6 | 1340 | e->e_msgsize = st.st_size; |
bb4fde22 EA |
1341 | e->e_dfdev = st.st_dev; |
1342 | e->e_dfino = st.st_ino; | |
1343 | } | |
81b7d258 EA |
1344 | break; |
1345 | ||
96476cab | 1346 | case 'T': /* init time */ |
07b49560 | 1347 | e->e_ctime = atol(&bp[1]); |
81b7d258 EA |
1348 | break; |
1349 | ||
f009d24b | 1350 | case 'I': /* data file's inode number */ |
bb4fde22 EA |
1351 | if (e->e_dfino == -1) |
1352 | e->e_dfino = atol(&buf[1]); | |
f009d24b EA |
1353 | break; |
1354 | ||
1355 | case 'K': /* time of last deliver attempt */ | |
1356 | e->e_dtime = atol(&buf[1]); | |
1357 | break; | |
1358 | ||
1359 | case 'N': /* number of delivery attempts */ | |
1360 | e->e_ntries = atoi(&buf[1]); | |
1361 | break; | |
1362 | ||
aba51985 | 1363 | case 'P': /* message priority */ |
07b49560 | 1364 | e->e_msgpriority = atol(&bp[1]) + WkTimeFact; |
dd1fe05b EA |
1365 | break; |
1366 | ||
c2bdb1dd EA |
1367 | case 'F': /* flag bits */ |
1368 | for (p = &bp[1]; *p != '\0'; p++) | |
1369 | { | |
1370 | switch (*p) | |
1371 | { | |
1372 | case 'w': /* warning sent */ | |
1373 | e->e_flags |= EF_WARNING; | |
1374 | break; | |
1375 | ||
1376 | case 'r': /* response */ | |
1377 | e->e_flags |= EF_RESPONSE; | |
1378 | break; | |
e3c84ea8 EA |
1379 | |
1380 | case '8': /* has 8 bit data */ | |
1381 | e->e_flags |= EF_HAS8BIT; | |
1382 | break; | |
c2bdb1dd EA |
1383 | } |
1384 | } | |
1385 | break; | |
1386 | ||
22293c34 | 1387 | case '$': /* define macro */ |
07b49560 | 1388 | define(bp[1], newstr(&bp[2]), e); |
22293c34 EA |
1389 | break; |
1390 | ||
2e3062fe EA |
1391 | case '\0': /* blank line; ignore */ |
1392 | break; | |
1393 | ||
81b7d258 | 1394 | default: |
5e90e563 | 1395 | syserr("readqf: %s: line %d: bad line \"%s\"", |
63a34fcd | 1396 | qf, LineNumber, bp); |
8e5c6745 EA |
1397 | fclose(qfp); |
1398 | rename(qf, queuename(e, 'Q')); | |
1399 | return FALSE; | |
81b7d258 | 1400 | } |
07b49560 EA |
1401 | |
1402 | if (bp != buf) | |
1403 | free(bp); | |
81b7d258 | 1404 | } |
7338e3d4 | 1405 | |
2e3062fe EA |
1406 | /* |
1407 | ** If we haven't read any lines, this queue file is empty. | |
1408 | ** Arrange to remove it without referencing any null pointers. | |
1409 | */ | |
1410 | ||
1411 | if (LineNumber == 0) | |
1412 | { | |
1413 | errno = 0; | |
1414 | e->e_flags |= EF_CLRQUEUE | EF_FATALERRS | EF_RESPONSE; | |
1415 | } | |
3620ad97 | 1416 | return TRUE; |
81b7d258 EA |
1417 | } |
1418 | \f/* | |
64912e7e EA |
1419 | ** PRINTQUEUE -- print out a representation of the mail queue |
1420 | ** | |
1421 | ** Parameters: | |
1422 | ** none. | |
1423 | ** | |
1424 | ** Returns: | |
1425 | ** none. | |
1426 | ** | |
1427 | ** Side Effects: | |
1428 | ** Prints a listing of the mail queue on the standard output. | |
1429 | */ | |
1430 | ||
1431 | printqueue() | |
1432 | { | |
1433 | register WORK *w; | |
1434 | FILE *f; | |
0490b7d7 | 1435 | int nrequests; |
64912e7e EA |
1436 | char buf[MAXLINE]; |
1437 | ||
374579b6 EA |
1438 | /* |
1439 | ** Check for permission to print the queue | |
1440 | */ | |
1441 | ||
fd178efd | 1442 | if (bitset(PRIV_RESTRICTMAILQ, PrivacyFlags) && RealUid != 0) |
374579b6 EA |
1443 | { |
1444 | struct stat st; | |
3afbc0f1 EA |
1445 | # ifdef NGROUPS |
1446 | int n; | |
e6cb9fc4 | 1447 | GIDSET_T gidset[NGROUPS]; |
3afbc0f1 | 1448 | # endif |
374579b6 | 1449 | |
7c8b3fd4 | 1450 | if (stat(QueueDir, &st) < 0) |
374579b6 EA |
1451 | { |
1452 | syserr("Cannot stat %s", QueueDir); | |
1453 | return; | |
1454 | } | |
3afbc0f1 EA |
1455 | # ifdef NGROUPS |
1456 | n = getgroups(NGROUPS, gidset); | |
1457 | while (--n >= 0) | |
1458 | { | |
1459 | if (gidset[n] == st.st_gid) | |
1460 | break; | |
1461 | } | |
1462 | if (n < 0) | |
1463 | # else | |
fd57f063 | 1464 | if (RealGid != st.st_gid) |
3afbc0f1 | 1465 | # endif |
374579b6 EA |
1466 | { |
1467 | usrerr("510 You are not permitted to see the queue"); | |
1468 | setstat(EX_NOPERM); | |
1469 | return; | |
1470 | } | |
1471 | } | |
1472 | ||
64912e7e EA |
1473 | /* |
1474 | ** Read and order the queue. | |
1475 | */ | |
1476 | ||
2e3062fe | 1477 | nrequests = orderq(TRUE); |
64912e7e EA |
1478 | |
1479 | /* | |
1480 | ** Print the work list that we have read. | |
1481 | */ | |
1482 | ||
1483 | /* first see if there is anything */ | |
0490b7d7 | 1484 | if (nrequests <= 0) |
64912e7e | 1485 | { |
0490b7d7 | 1486 | printf("Mail queue is empty\n"); |
64912e7e EA |
1487 | return; |
1488 | } | |
1489 | ||
3620ad97 | 1490 | CurrentLA = getla(); /* get load average */ |
3f9ac8ea | 1491 | |
d7b5594c | 1492 | printf("\t\tMail Queue (%d request%s", nrequests, nrequests == 1 ? "" : "s"); |
4e969be0 EA |
1493 | if (nrequests > QUEUESIZE) |
1494 | printf(", only %d printed", QUEUESIZE); | |
f4b05990 | 1495 | if (Verbose) |
fbab5052 | 1496 | printf(")\n--Q-ID-- --Size-- -Priority- ---Q-Time--- -----------Sender/Recipient-----------\n"); |
f4b05990 | 1497 | else |
fbab5052 | 1498 | printf(")\n--Q-ID-- --Size-- -----Q-Time----- ------------Sender/Recipient------------\n"); |
64912e7e EA |
1499 | for (w = WorkQ; w != NULL; w = w->w_next) |
1500 | { | |
1501 | struct stat st; | |
0490b7d7 EA |
1502 | auto time_t submittime = 0; |
1503 | long dfsize = -1; | |
c2bdb1dd | 1504 | int flags = 0; |
68d9129a | 1505 | int qfver; |
baa0c390 | 1506 | char message[MAXLINE]; |
96bfbc2c | 1507 | char bodytype[MAXNAME]; |
64912e7e | 1508 | |
4ba6a6f4 | 1509 | printf("%8s", w->w_name + 2); |
560a80d9 EA |
1510 | f = fopen(w->w_name, "r"); |
1511 | if (f == NULL) | |
1512 | { | |
4ba6a6f4 | 1513 | printf(" (job completed)\n"); |
560a80d9 EA |
1514 | errno = 0; |
1515 | continue; | |
1516 | } | |
a9ca3259 | 1517 | if (w->w_lock) |
0490b7d7 | 1518 | printf("*"); |
abccefc9 | 1519 | else if (shouldqueue(w->w_pri, w->w_ctime)) |
2e3062fe | 1520 | printf("X"); |
0490b7d7 EA |
1521 | else |
1522 | printf(" "); | |
1523 | errno = 0; | |
560a80d9 | 1524 | |
96bfbc2c | 1525 | message[0] = bodytype[0] = '\0'; |
68d9129a | 1526 | qfver = 0; |
64912e7e EA |
1527 | while (fgets(buf, sizeof buf, f) != NULL) |
1528 | { | |
22293c34 | 1529 | register int i; |
c2bdb1dd | 1530 | register char *p; |
22293c34 | 1531 | |
64912e7e EA |
1532 | fixcrlf(buf, TRUE); |
1533 | switch (buf[0]) | |
1534 | { | |
68d9129a EA |
1535 | case 'V': /* queue file version */ |
1536 | qfver = atoi(&buf[1]); | |
1537 | break; | |
1538 | ||
baa0c390 | 1539 | case 'M': /* error message */ |
22293c34 | 1540 | if ((i = strlen(&buf[1])) >= sizeof message) |
c2bdb1dd | 1541 | i = sizeof message - 1; |
22293c34 EA |
1542 | bcopy(&buf[1], message, i); |
1543 | message[i] = '\0'; | |
baa0c390 EA |
1544 | break; |
1545 | ||
96bfbc2c EA |
1546 | case 'B': /* body type */ |
1547 | if ((i = strlen(&buf[1])) >= sizeof bodytype) | |
1548 | i = sizeof bodytype - 1; | |
1549 | bcopy(&buf[1], bodytype, i); | |
1550 | bodytype[i] = '\0'; | |
1551 | break; | |
1552 | ||
64912e7e | 1553 | case 'S': /* sender name */ |
f4b05990 | 1554 | if (Verbose) |
c2bdb1dd EA |
1555 | printf("%8ld %10ld%c%.12s %.38s", |
1556 | dfsize, | |
1557 | w->w_pri, | |
1558 | bitset(EF_WARNING, flags) ? '+' : ' ', | |
1559 | ctime(&submittime) + 4, | |
f4b05990 EA |
1560 | &buf[1]); |
1561 | else | |
1562 | printf("%8ld %.16s %.45s", dfsize, | |
1563 | ctime(&submittime), &buf[1]); | |
96bfbc2c EA |
1564 | if (message[0] != '\0' || bodytype[0] != '\0') |
1565 | { | |
1566 | printf("\n %10.10s", bodytype); | |
1567 | if (message[0] != '\0') | |
1568 | printf(" (%.60s)", message); | |
1569 | } | |
64912e7e | 1570 | break; |
3620ad97 | 1571 | |
3fbc69d6 | 1572 | case 'C': /* controlling user */ |
d2213d6c | 1573 | if (Verbose) |
fbab5052 EA |
1574 | printf("\n\t\t\t\t (---%.34s---)", |
1575 | &buf[1]); | |
3fbc69d6 | 1576 | break; |
64912e7e EA |
1577 | |
1578 | case 'R': /* recipient name */ | |
68d9129a EA |
1579 | p = &buf[1]; |
1580 | if (qfver >= 1) | |
1581 | { | |
1582 | p = strchr(p, ':'); | |
1583 | if (p == NULL) | |
1584 | break; | |
1585 | p++; | |
1586 | } | |
f4b05990 | 1587 | if (Verbose) |
68d9129a | 1588 | printf("\n\t\t\t\t\t %.38s", p); |
f4b05990 | 1589 | else |
68d9129a | 1590 | printf("\n\t\t\t\t %.45s", p); |
64912e7e EA |
1591 | break; |
1592 | ||
1593 | case 'T': /* creation time */ | |
2e3062fe | 1594 | submittime = atol(&buf[1]); |
0490b7d7 EA |
1595 | break; |
1596 | ||
1597 | case 'D': /* data file name */ | |
1598 | if (stat(&buf[1], &st) >= 0) | |
1599 | dfsize = st.st_size; | |
64912e7e | 1600 | break; |
c2bdb1dd EA |
1601 | |
1602 | case 'F': /* flag bits */ | |
1603 | for (p = &buf[1]; *p != '\0'; p++) | |
1604 | { | |
1605 | switch (*p) | |
1606 | { | |
1607 | case 'w': | |
1608 | flags |= EF_WARNING; | |
1609 | break; | |
1610 | } | |
1611 | } | |
64912e7e EA |
1612 | } |
1613 | } | |
0490b7d7 EA |
1614 | if (submittime == (time_t) 0) |
1615 | printf(" (no control file)"); | |
64912e7e | 1616 | printf("\n"); |
0e306e7f | 1617 | (void) fclose(f); |
64912e7e EA |
1618 | } |
1619 | } | |
884a20cb | 1620 | |
f3d8f6d6 | 1621 | # endif /* QUEUE */ |
560a80d9 EA |
1622 | \f/* |
1623 | ** QUEUENAME -- build a file name in the queue directory for this envelope. | |
1624 | ** | |
1625 | ** Assigns an id code if one does not already exist. | |
1626 | ** This code is very careful to avoid trashing existing files | |
1627 | ** under any circumstances. | |
560a80d9 EA |
1628 | ** |
1629 | ** Parameters: | |
1630 | ** e -- envelope to build it in/from. | |
1631 | ** type -- the file type, used as the first character | |
1632 | ** of the file name. | |
1633 | ** | |
1634 | ** Returns: | |
1635 | ** a pointer to the new file name (in a static buffer). | |
1636 | ** | |
1637 | ** Side Effects: | |
3620ad97 EA |
1638 | ** If no id code is already assigned, queuename will |
1639 | ** assign an id code, create a qf file, and leave a | |
1640 | ** locked, open-for-write file pointer in the envelope. | |
560a80d9 EA |
1641 | */ |
1642 | ||
1643 | char * | |
1644 | queuename(e, type) | |
1645 | register ENVELOPE *e; | |
ef3bc6b1 | 1646 | int type; |
560a80d9 | 1647 | { |
560a80d9 | 1648 | static int pid = -1; |
e3bb0d32 EA |
1649 | static char c0; |
1650 | static char c1; | |
1651 | static char c2; | |
fbab5052 EA |
1652 | time_t now; |
1653 | struct tm *tm; | |
f8a31c8e | 1654 | static char buf[MAXNAME]; |
560a80d9 EA |
1655 | |
1656 | if (e->e_id == NULL) | |
1657 | { | |
1658 | char qf[20]; | |
560a80d9 EA |
1659 | |
1660 | /* find a unique id */ | |
1661 | if (pid != getpid()) | |
1662 | { | |
1663 | /* new process -- start back at "AA" */ | |
1664 | pid = getpid(); | |
fbab5052 EA |
1665 | now = curtime(); |
1666 | tm = localtime(&now); | |
1667 | c0 = 'A' + tm->tm_hour; | |
560a80d9 EA |
1668 | c1 = 'A'; |
1669 | c2 = 'A' - 1; | |
1670 | } | |
fbab5052 | 1671 | (void) sprintf(qf, "qf%cAA%05d", c0, pid); |
560a80d9 EA |
1672 | |
1673 | while (c1 < '~' || c2 < 'Z') | |
1674 | { | |
1675 | int i; | |
1676 | ||
1677 | if (c2 >= 'Z') | |
1678 | { | |
1679 | c1++; | |
1680 | c2 = 'A' - 1; | |
1681 | } | |
fbab5052 EA |
1682 | qf[3] = c1; |
1683 | qf[4] = ++c2; | |
560a80d9 | 1684 | if (tTd(7, 20)) |
3f9ac8ea | 1685 | printf("queuename: trying \"%s\"\n", qf); |
560a80d9 | 1686 | |
3f9ac8ea | 1687 | i = open(qf, O_WRONLY|O_CREAT|O_EXCL, FileMode); |
3620ad97 EA |
1688 | if (i < 0) |
1689 | { | |
1690 | if (errno == EEXIST) | |
1691 | continue; | |
82530719 EA |
1692 | syserr("queuename: Cannot create \"%s\" in \"%s\" (euid=%d)", |
1693 | qf, QueueDir, geteuid()); | |
3620ad97 EA |
1694 | exit(EX_UNAVAILABLE); |
1695 | } | |
71936fbe | 1696 | if (lockfile(i, qf, NULL, LOCK_EX|LOCK_NB)) |
3620ad97 EA |
1697 | { |
1698 | e->e_lockfp = fdopen(i, "w"); | |
bb09c502 | 1699 | break; |
3f9ac8ea | 1700 | } |
3620ad97 EA |
1701 | |
1702 | /* a reader got the file; abandon it and try again */ | |
1703 | (void) close(i); | |
560a80d9 EA |
1704 | } |
1705 | if (c1 >= '~' && c2 >= 'Z') | |
1706 | { | |
82530719 EA |
1707 | syserr("queuename: Cannot create \"%s\" in \"%s\" (euid=%d)", |
1708 | qf, QueueDir, geteuid()); | |
560a80d9 EA |
1709 | exit(EX_OSERR); |
1710 | } | |
1711 | e->e_id = newstr(&qf[2]); | |
1712 | define('i', e->e_id, e); | |
560a80d9 EA |
1713 | if (tTd(7, 1)) |
1714 | printf("queuename: assigned id %s, env=%x\n", e->e_id, e); | |
eead656c EA |
1715 | if (tTd(7, 9)) |
1716 | { | |
1717 | printf(" lockfd="); | |
1718 | dumpfd(fileno(e->e_lockfp), TRUE, FALSE); | |
1719 | } | |
560a80d9 | 1720 | # ifdef LOG |
68f7099c | 1721 | if (LogLevel > 93) |
560a80d9 | 1722 | syslog(LOG_DEBUG, "%s: assigned id", e->e_id); |
f3d8f6d6 | 1723 | # endif /* LOG */ |
560a80d9 EA |
1724 | } |
1725 | ||
1726 | if (type == '\0') | |
1727 | return (NULL); | |
1728 | (void) sprintf(buf, "%cf%s", type, e->e_id); | |
560a80d9 EA |
1729 | if (tTd(7, 2)) |
1730 | printf("queuename: %s\n", buf); | |
560a80d9 EA |
1731 | return (buf); |
1732 | } | |
1733 | \f/* | |
1734 | ** UNLOCKQUEUE -- unlock the queue entry for a specified envelope | |
1735 | ** | |
1736 | ** Parameters: | |
1737 | ** e -- the envelope to unlock. | |
1738 | ** | |
1739 | ** Returns: | |
1740 | ** none | |
1741 | ** | |
1742 | ** Side Effects: | |
1743 | ** unlocks the queue for `e'. | |
1744 | */ | |
1745 | ||
1746 | unlockqueue(e) | |
1747 | ENVELOPE *e; | |
1748 | { | |
bc854e30 EA |
1749 | if (tTd(51, 4)) |
1750 | printf("unlockqueue(%s)\n", e->e_id); | |
1751 | ||
3620ad97 EA |
1752 | /* if there is a lock file in the envelope, close it */ |
1753 | if (e->e_lockfp != NULL) | |
bc854e30 | 1754 | xfclose(e->e_lockfp, "unlockqueue", e->e_id); |
3620ad97 EA |
1755 | e->e_lockfp = NULL; |
1756 | ||
32061c38 EA |
1757 | /* don't create a queue id if we don't already have one */ |
1758 | if (e->e_id == NULL) | |
1759 | return; | |
1760 | ||
560a80d9 | 1761 | /* remove the transcript */ |
560a80d9 | 1762 | # ifdef LOG |
68f7099c | 1763 | if (LogLevel > 87) |
560a80d9 | 1764 | syslog(LOG_DEBUG, "%s: unlock", e->e_id); |
f3d8f6d6 | 1765 | # endif /* LOG */ |
bc854e30 | 1766 | if (!tTd(51, 104)) |
560a80d9 EA |
1767 | xunlink(queuename(e, 'x')); |
1768 | ||
560a80d9 | 1769 | } |
3fbc69d6 | 1770 | \f/* |
d2213d6c | 1771 | ** SETCTLUSER -- create a controlling address |
3fbc69d6 | 1772 | ** |
d2213d6c EA |
1773 | ** Create a fake "address" given only a local login name; this is |
1774 | ** used as a "controlling user" for future recipient addresses. | |
3fbc69d6 KB |
1775 | ** |
1776 | ** Parameters: | |
d2213d6c | 1777 | ** user -- the user name of the controlling user. |
3fbc69d6 KB |
1778 | ** |
1779 | ** Returns: | |
d2213d6c | 1780 | ** An address descriptor for the controlling user. |
3fbc69d6 KB |
1781 | ** |
1782 | ** Side Effects: | |
1783 | ** none. | |
1784 | */ | |
1785 | ||
d2213d6c EA |
1786 | ADDRESS * |
1787 | setctluser(user) | |
1788 | char *user; | |
3fbc69d6 | 1789 | { |
d2213d6c | 1790 | register ADDRESS *a; |
3fbc69d6 | 1791 | struct passwd *pw; |
9cdb0b30 | 1792 | char *p; |
3fbc69d6 KB |
1793 | |
1794 | /* | |
d2213d6c | 1795 | ** See if this clears our concept of controlling user. |
3fbc69d6 KB |
1796 | */ |
1797 | ||
c6c403f7 EA |
1798 | if (user == NULL || *user == '\0') |
1799 | return NULL; | |
3fbc69d6 KB |
1800 | |
1801 | /* | |
d2213d6c | 1802 | ** Set up addr fields for controlling user. |
3fbc69d6 KB |
1803 | */ |
1804 | ||
d2213d6c EA |
1805 | a = (ADDRESS *) xalloc(sizeof *a); |
1806 | bzero((char *) a, sizeof *a); | |
9cdb0b30 EA |
1807 | |
1808 | p = strchr(user, ':'); | |
1809 | if (p != NULL) | |
1810 | *p++ = '\0'; | |
f7894324 | 1811 | if (*user != '\0' && (pw = getpwnam(user)) != NULL) |
3fbc69d6 | 1812 | { |
c841d671 EA |
1813 | if (strcmp(pw->pw_dir, "/") == 0) |
1814 | a->q_home = ""; | |
1815 | else | |
1816 | a->q_home = newstr(pw->pw_dir); | |
3fbc69d6 KB |
1817 | a->q_uid = pw->pw_uid; |
1818 | a->q_gid = pw->pw_gid; | |
6e99f903 | 1819 | a->q_user = newstr(user); |
f7894324 | 1820 | a->q_flags |= QGOODUID; |
3fbc69d6 KB |
1821 | } |
1822 | else | |
1823 | { | |
6e99f903 | 1824 | a->q_user = newstr(DefUser); |
3fbc69d6 KB |
1825 | } |
1826 | ||
f7894324 | 1827 | a->q_flags |= QPRIMARY; /* flag as a "ctladdr" */ |
d0a69620 | 1828 | a->q_mailer = LocalMailer; |
9cdb0b30 EA |
1829 | if (p == NULL) |
1830 | a->q_paddr = a->q_user; | |
1831 | else | |
1832 | a->q_paddr = newstr(p); | |
d2213d6c | 1833 | return a; |
3fbc69d6 | 1834 | } |