| 1 | /************************************************* |
| 2 | * Exim Monitor * |
| 3 | *************************************************/ |
| 4 | |
| 5 | /* Copyright (c) University of Cambridge 1995 - 2018 */ |
| 6 | /* See the file NOTICE for conditions of use and distribution. */ |
| 7 | |
| 8 | |
| 9 | #include "em_hdr.h" |
| 10 | |
| 11 | |
| 12 | /* This module contains functions to do with scanning exim's |
| 13 | queue and displaying the data therefrom. */ |
| 14 | |
| 15 | |
| 16 | /* If we are anonymizing for screen shots, define a function to anonymize |
| 17 | addresses. Otherwise, define a macro that does nothing. */ |
| 18 | |
| 19 | #ifdef ANONYMIZE |
| 20 | static uschar *anon(uschar *s) |
| 21 | { |
| 22 | static uschar anon_result[256]; |
| 23 | uschar *ss = anon_result; |
| 24 | for (; *s != 0; s++) *ss++ = (*s == '@' || *s == '.')? *s : 'x'; |
| 25 | *ss = 0; |
| 26 | return anon_result; |
| 27 | } |
| 28 | #else |
| 29 | #define anon(x) x |
| 30 | #endif |
| 31 | |
| 32 | |
| 33 | /************************************************* |
| 34 | * Static variables * |
| 35 | *************************************************/ |
| 36 | |
| 37 | static int queue_total = 0; /* number of items in queue */ |
| 38 | |
| 39 | /* Table for turning base-62 numbers into binary */ |
| 40 | |
| 41 | static uschar tab62[] = |
| 42 | {0,1,2,3,4,5,6,7,8,9,0,0,0,0,0,0, /* 0-9 */ |
| 43 | 0,10,11,12,13,14,15,16,17,18,19,20, /* A-K */ |
| 44 | 21,22,23,24,25,26,27,28,29,30,31,32, /* L-W */ |
| 45 | 33,34,35, 0, 0, 0, 0, 0, /* X-Z */ |
| 46 | 0,36,37,38,39,40,41,42,43,44,45,46, /* a-k */ |
| 47 | 47,48,49,50,51,52,53,54,55,56,57,58, /* l-w */ |
| 48 | 59,60,61}; /* x-z */ |
| 49 | |
| 50 | /* Index for quickly finding things in the ordered queue. */ |
| 51 | |
| 52 | static queue_item *queue_index[queue_index_size]; |
| 53 | |
| 54 | |
| 55 | |
| 56 | /************************************************* |
| 57 | * Find/Create/Delete a destination * |
| 58 | *************************************************/ |
| 59 | |
| 60 | /* If the action is dest_noop, then just return item or NULL; |
| 61 | if it is dest_add, then add if not present, and return item; |
| 62 | if it is dest_remove, remove if present and return NULL. The |
| 63 | address is lowercased to start with, unless it begins with |
| 64 | "*", which it does for error messages. */ |
| 65 | |
| 66 | dest_item * |
| 67 | find_dest(queue_item *q, uschar *name, int action, BOOL caseless) |
| 68 | { |
| 69 | dest_item *dd; |
| 70 | dest_item **d = &(q->destinations); |
| 71 | |
| 72 | while (*d != NULL) |
| 73 | { |
| 74 | if ((caseless? strcmpic(name,(*d)->address) : Ustrcmp(name,(*d)->address)) |
| 75 | == 0) |
| 76 | { |
| 77 | dest_item *ddd; |
| 78 | |
| 79 | if (action != dest_remove) return *d; |
| 80 | dd = *d; |
| 81 | *d = dd->next; |
| 82 | store_free(dd); |
| 83 | |
| 84 | /* Unset any parent pointers that were to this address */ |
| 85 | |
| 86 | for (ddd = q->destinations; ddd != NULL; ddd = ddd->next) |
| 87 | { |
| 88 | if (ddd->parent == dd) ddd->parent = NULL; |
| 89 | } |
| 90 | |
| 91 | return NULL; |
| 92 | } |
| 93 | d = &((*d)->next); |
| 94 | } |
| 95 | |
| 96 | if (action != dest_add) return NULL; |
| 97 | |
| 98 | dd = (dest_item *)store_malloc(sizeof(dest_item) + Ustrlen(name)); |
| 99 | Ustrcpy(dd->address, name); |
| 100 | dd->next = NULL; |
| 101 | dd->parent = NULL; |
| 102 | *d = dd; |
| 103 | return dd; |
| 104 | } |
| 105 | |
| 106 | |
| 107 | |
| 108 | /************************************************* |
| 109 | * Clean up a dead queue item * |
| 110 | *************************************************/ |
| 111 | |
| 112 | static void |
| 113 | clean_up(queue_item *p) |
| 114 | { |
| 115 | dest_item *dd = p->destinations; |
| 116 | while (dd != NULL) |
| 117 | { |
| 118 | dest_item *next = dd->next; |
| 119 | store_free(dd); |
| 120 | dd = next; |
| 121 | } |
| 122 | if (p->sender != NULL) store_free(p->sender); |
| 123 | store_free(p); |
| 124 | } |
| 125 | |
| 126 | |
| 127 | /************************************************* |
| 128 | * Set up an ACL variable * |
| 129 | *************************************************/ |
| 130 | |
| 131 | /* The spool_read_header() function calls acl_var_create() when it reads in an |
| 132 | ACL variable. We know that in this case, the variable will be new, not re-used, |
| 133 | so this is a cut-down version, to save including the whole acl.c module (which |
| 134 | would need conditional compilation to cut most of it out). */ |
| 135 | |
| 136 | tree_node * |
| 137 | acl_var_create(uschar *name) |
| 138 | { |
| 139 | tree_node *node, **root; |
| 140 | root = (name[0] == 'c')? &acl_var_c : &acl_var_m; |
| 141 | node = store_get(sizeof(tree_node) + Ustrlen(name), FALSE); |
| 142 | Ustrcpy(node->name, name); |
| 143 | node->data.ptr = NULL; |
| 144 | (void)tree_insertnode(root, node); |
| 145 | return node; |
| 146 | } |
| 147 | |
| 148 | |
| 149 | |
| 150 | /************************************************* |
| 151 | * Set up new queue item * |
| 152 | *************************************************/ |
| 153 | |
| 154 | static queue_item * |
| 155 | set_up(uschar *name, int dir_char) |
| 156 | { |
| 157 | int i, rc, save_errno; |
| 158 | struct stat statdata; |
| 159 | rmark reset_point; |
| 160 | uschar *p; |
| 161 | queue_item *q = (queue_item *)store_malloc(sizeof(queue_item)); |
| 162 | uschar buffer[256]; |
| 163 | |
| 164 | /* Initialize the block */ |
| 165 | |
| 166 | q->next = q->prev = NULL; |
| 167 | q->destinations = NULL; |
| 168 | Ustrncpy(q->name, name, sizeof(q->name)); |
| 169 | q->seen = TRUE; |
| 170 | q->frozen = FALSE; |
| 171 | q->dir_char = dir_char; |
| 172 | q->sender = NULL; |
| 173 | q->size = 0; |
| 174 | |
| 175 | /* Read the header file from the spool; if there is a failure it might mean |
| 176 | inaccessibility as a result of protections. A successful read will have caused |
| 177 | sender_address to get set and the recipients fields to be initialized. If |
| 178 | there's a format error in the headers, we can still display info from the |
| 179 | envelope. |
| 180 | |
| 181 | Before reading the header remember the position in the dynamic store so that |
| 182 | we can recover the store into which the header is read. All data read by |
| 183 | spool_read_header that is to be preserved is copied into malloc store. */ |
| 184 | |
| 185 | reset_point = store_mark(); |
| 186 | message_size = 0; |
| 187 | message_subdir[0] = dir_char; |
| 188 | sprintf(CS buffer, "%s-H", name); |
| 189 | rc = spool_read_header(buffer, FALSE, TRUE); |
| 190 | save_errno = errno; |
| 191 | |
| 192 | /* If we failed to read the envelope, compute the input time by |
| 193 | interpreting the id as a base-62 number. */ |
| 194 | |
| 195 | if (rc != spool_read_OK && rc != spool_read_hdrerror) |
| 196 | { |
| 197 | int t = 0; |
| 198 | for (i = 0; i < 6; i++) t = t * 62 + tab62[name[i] - '0']; |
| 199 | q->update_time = q->input_time = t; |
| 200 | } |
| 201 | |
| 202 | /* Envelope read; get input time and remove qualify_domain from sender address, |
| 203 | if it's there. */ |
| 204 | |
| 205 | else |
| 206 | { |
| 207 | q->update_time = q->input_time = received_time.tv_sec; |
| 208 | if ((p = strstric(sender_address+1, qualify_domain, FALSE)) != NULL && |
| 209 | *(--p) == '@') *p = 0; |
| 210 | } |
| 211 | |
| 212 | /* If we didn't read the whole header successfully, generate an error |
| 213 | message. If the envelope was read, this appears as a first recipient; |
| 214 | otherwise it sets set up in the sender field. */ |
| 215 | |
| 216 | if (rc != spool_read_OK) |
| 217 | { |
| 218 | uschar *msg; |
| 219 | |
| 220 | if (save_errno == ERRNO_SPOOLFORMAT) |
| 221 | { |
| 222 | struct stat statbuf; |
| 223 | sprintf(CS big_buffer, "%s/input/%s", spool_directory, buffer); |
| 224 | if (Ustat(big_buffer, &statbuf) == 0) |
| 225 | msg = string_sprintf("*** Format error in spool file: size = " OFF_T_FMT " ***", |
| 226 | statbuf.st_size); |
| 227 | else msg = US"*** Format error in spool file ***"; |
| 228 | } |
| 229 | else msg = US"*** Cannot read spool file ***"; |
| 230 | |
| 231 | if (rc == spool_read_hdrerror) |
| 232 | { |
| 233 | (void)find_dest(q, msg, dest_add, FALSE); |
| 234 | } |
| 235 | else |
| 236 | { |
| 237 | f.deliver_freeze = FALSE; |
| 238 | sender_address = msg; |
| 239 | recipients_count = 0; |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | /* Now set up the remaining data. */ |
| 244 | |
| 245 | q->frozen = f.deliver_freeze; |
| 246 | |
| 247 | if (f.sender_set_untrusted) |
| 248 | { |
| 249 | if (sender_address[0] == 0) |
| 250 | { |
| 251 | q->sender = store_malloc(Ustrlen(originator_login) + 6); |
| 252 | sprintf(CS q->sender, "<> (%s)", originator_login); |
| 253 | } |
| 254 | else |
| 255 | { |
| 256 | q->sender = store_malloc(Ustrlen(sender_address) + |
| 257 | Ustrlen(originator_login) + 4); |
| 258 | sprintf(CS q->sender, "%s (%s)", sender_address, originator_login); |
| 259 | } |
| 260 | } |
| 261 | else |
| 262 | { |
| 263 | q->sender = store_malloc(Ustrlen(sender_address) + 1); |
| 264 | Ustrcpy(q->sender, sender_address); |
| 265 | } |
| 266 | |
| 267 | sender_address = NULL; |
| 268 | |
| 269 | snprintf(CS buffer, sizeof(buffer), "%s/input/%s/%s/%s-D", |
| 270 | spool_directory, queue_name, message_subdir, name); |
| 271 | if (Ustat(buffer, &statdata) == 0) |
| 272 | q->size = message_size + statdata.st_size - SPOOL_DATA_START_OFFSET + 1; |
| 273 | |
| 274 | /* Scan and process the recipients list, skipping any that have already |
| 275 | been delivered, and removing visible names. */ |
| 276 | |
| 277 | if (recipients_list != NULL) |
| 278 | for (i = 0; i < recipients_count; i++) |
| 279 | { |
| 280 | uschar *r = recipients_list[i].address; |
| 281 | if (tree_search(tree_nonrecipients, r) == NULL) |
| 282 | { |
| 283 | if ((p = strstric(r+1, qualify_domain, FALSE)) != NULL && |
| 284 | *(--p) == '@') *p = 0; |
| 285 | (void)find_dest(q, r, dest_add, FALSE); |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | /* Recover the dynamic store used by spool_read_header(). */ |
| 290 | |
| 291 | store_reset(reset_point); |
| 292 | return q; |
| 293 | } |
| 294 | |
| 295 | |
| 296 | |
| 297 | /************************************************* |
| 298 | * Find/Create a queue item * |
| 299 | *************************************************/ |
| 300 | |
| 301 | /* The queue is kept as a doubly-linked list, sorted by name. However, |
| 302 | to speed up searches, an index into the list is used. This is maintained |
| 303 | by the scan_spool_input function when it goes down the list throwing |
| 304 | out entries that are no longer needed. When the action is "add" and |
| 305 | we don't need to add, mark the found item as seen. */ |
| 306 | |
| 307 | |
| 308 | #ifdef never |
| 309 | static void debug_queue(void) |
| 310 | { |
| 311 | int i; |
| 312 | int count = 0; |
| 313 | queue_item *p; |
| 314 | printf("\nqueue_total=%d\n", queue_total); |
| 315 | |
| 316 | for (i = 0; i < queue_index_size; i++) |
| 317 | printf("index %d = %d %s\n", i, (int)(queue_index[i]), |
| 318 | (queue_index[i])->name); |
| 319 | |
| 320 | printf("Queue is:\n"); |
| 321 | p = queue_index[0]; |
| 322 | while (p != NULL) |
| 323 | { |
| 324 | count++; |
| 325 | for (i = 0; i < queue_index_size; i++) |
| 326 | { |
| 327 | if (queue_index[i] == p) printf("count=%d index=%d\n", count, (int)p); |
| 328 | } |
| 329 | printf("%d %d %d %s\n", (int)p, (int)p->next, (int)p->prev, p->name); |
| 330 | p = p->next; |
| 331 | } |
| 332 | } |
| 333 | #endif |
| 334 | |
| 335 | |
| 336 | |
| 337 | queue_item * |
| 338 | find_queue(uschar *name, int action, int dir_char) |
| 339 | { |
| 340 | int first = 0; |
| 341 | int last = queue_index_size - 1; |
| 342 | int middle = (first + last)/2; |
| 343 | queue_item *p, *q, *qq; |
| 344 | |
| 345 | /* Handle the empty queue as a special case. */ |
| 346 | |
| 347 | if (queue_total == 0) |
| 348 | { |
| 349 | if (action != queue_add) return NULL; |
| 350 | if ((qq = set_up(name, dir_char)) != NULL) |
| 351 | { |
| 352 | int i; |
| 353 | for (i = 0; i < queue_index_size; i++) queue_index[i] = qq; |
| 354 | queue_total++; |
| 355 | return qq; |
| 356 | } |
| 357 | return NULL; |
| 358 | } |
| 359 | |
| 360 | /* Also handle insertion at the start or end of the queue |
| 361 | as special cases. */ |
| 362 | |
| 363 | if (Ustrcmp(name, (queue_index[0])->name) < 0) |
| 364 | { |
| 365 | if (action != queue_add) return NULL; |
| 366 | if ((qq = set_up(name, dir_char)) != NULL) |
| 367 | { |
| 368 | qq->next = queue_index[0]; |
| 369 | (queue_index[0])->prev = qq; |
| 370 | queue_index[0] = qq; |
| 371 | queue_total++; |
| 372 | return qq; |
| 373 | } |
| 374 | return NULL; |
| 375 | } |
| 376 | |
| 377 | if (Ustrcmp(name, (queue_index[queue_index_size-1])->name) > 0) |
| 378 | { |
| 379 | if (action != queue_add) return NULL; |
| 380 | if ((qq = set_up(name, dir_char)) != NULL) |
| 381 | { |
| 382 | qq->prev = queue_index[queue_index_size-1]; |
| 383 | (queue_index[queue_index_size-1])->next = qq; |
| 384 | queue_index[queue_index_size-1] = qq; |
| 385 | queue_total++; |
| 386 | return qq; |
| 387 | } |
| 388 | return NULL; |
| 389 | } |
| 390 | |
| 391 | /* Use binary chopping on the index to get a range of the queue to search |
| 392 | when the name is somewhere in the middle, if present. */ |
| 393 | |
| 394 | while (middle > first) |
| 395 | { |
| 396 | if (Ustrcmp(name, (queue_index[middle])->name) >= 0) first = middle; |
| 397 | else last = middle; |
| 398 | middle = (first + last)/2; |
| 399 | } |
| 400 | |
| 401 | /* Now search down the part of the queue in which the item must |
| 402 | lie if it exists. Both end points are inclusive - though in fact |
| 403 | the bottom one can only be = if it is the original bottom. */ |
| 404 | |
| 405 | p = queue_index[first]; |
| 406 | q = queue_index[last]; |
| 407 | |
| 408 | for (;;) |
| 409 | { |
| 410 | int c = Ustrcmp(name, p->name); |
| 411 | |
| 412 | /* Already on queue; mark seen if required. */ |
| 413 | |
| 414 | if (c == 0) |
| 415 | { |
| 416 | if (action == queue_add) p->seen = TRUE; |
| 417 | return p; |
| 418 | } |
| 419 | |
| 420 | /* Not on the queue; add an entry if required. Note that set-up might |
| 421 | fail (the file might vanish under our feet). Note also that we know |
| 422 | there is always a previous item to p because the end points are |
| 423 | inclusive. */ |
| 424 | |
| 425 | else if (c < 0) |
| 426 | { |
| 427 | if (action == queue_add) |
| 428 | { |
| 429 | if ((qq = set_up(name, dir_char)) != NULL) |
| 430 | { |
| 431 | qq->next = p; |
| 432 | qq->prev = p->prev; |
| 433 | p->prev->next = qq; |
| 434 | p->prev = qq; |
| 435 | queue_total++; |
| 436 | return qq; |
| 437 | } |
| 438 | } |
| 439 | return NULL; |
| 440 | } |
| 441 | |
| 442 | /* Control should not reach here if p == q, because the name |
| 443 | is supposed to be <= the name of the bottom item. */ |
| 444 | |
| 445 | if (p == q) return NULL; |
| 446 | |
| 447 | /* Else might be further down the queue; continue */ |
| 448 | |
| 449 | p = p->next; |
| 450 | } |
| 451 | |
| 452 | /* Control should never reach here. */ |
| 453 | } |
| 454 | |
| 455 | |
| 456 | |
| 457 | /************************************************* |
| 458 | * Scan the exim spool directory * |
| 459 | *************************************************/ |
| 460 | |
| 461 | /* If we discover that there are subdirectories, set a flag so that the menu |
| 462 | code knows to look for them. We count the entries to set the value for the |
| 463 | queue stripchart, and set up data for the queue display window if the "full" |
| 464 | option is given. */ |
| 465 | |
| 466 | void |
| 467 | scan_spool_input(int full) |
| 468 | { |
| 469 | int i; |
| 470 | int subptr; |
| 471 | int subdir_max = 1; |
| 472 | int count = 0; |
| 473 | int indexptr = 1; |
| 474 | queue_item *p; |
| 475 | uschar input_dir[256]; |
| 476 | uschar subdirs[64]; |
| 477 | |
| 478 | subdirs[0] = 0; |
| 479 | stripchart_total[0] = 0; |
| 480 | |
| 481 | sprintf(CS input_dir, "%s/input", spool_directory); |
| 482 | subptr = Ustrlen(input_dir); |
| 483 | input_dir[subptr+2] = 0; /* terminator for lengthened name */ |
| 484 | |
| 485 | /* Loop for each spool file on the queue - searching any subdirectories that |
| 486 | may exist. When initializing eximon, every file will have to be read. To show |
| 487 | there is progress, output a dot for each one to the standard output. */ |
| 488 | |
| 489 | for (i = 0; i < subdir_max; i++) |
| 490 | { |
| 491 | int subdirchar = subdirs[i]; /* 0 for main directory */ |
| 492 | DIR *dd; |
| 493 | struct dirent *ent; |
| 494 | |
| 495 | if (subdirchar != 0) |
| 496 | { |
| 497 | input_dir[subptr] = '/'; |
| 498 | input_dir[subptr+1] = subdirchar; |
| 499 | } |
| 500 | |
| 501 | if (!(dd = exim_opendir(input_dir))) continue; |
| 502 | |
| 503 | while ((ent = readdir(dd))) |
| 504 | { |
| 505 | uschar *name = US ent->d_name; |
| 506 | int len = Ustrlen(name); |
| 507 | |
| 508 | /* If we find a single alphameric sub-directory on the first |
| 509 | pass, add it to the list for subsequent scans, and remember that |
| 510 | we are dealing with a split directory. */ |
| 511 | |
| 512 | if (i == 0 && len == 1 && isalnum(*name)) |
| 513 | { |
| 514 | subdirs[subdir_max++] = *name; |
| 515 | spool_is_split = TRUE; |
| 516 | continue; |
| 517 | } |
| 518 | |
| 519 | /* Otherwise, if it is a header spool file, add it to the list */ |
| 520 | |
| 521 | if (len == SPOOL_NAME_LENGTH && |
| 522 | name[SPOOL_NAME_LENGTH - 2] == '-' && |
| 523 | name[SPOOL_NAME_LENGTH - 1] == 'H') |
| 524 | { |
| 525 | uschar basename[SPOOL_NAME_LENGTH + 1]; |
| 526 | stripchart_total[0]++; |
| 527 | if (!eximon_initialized) { printf("."); fflush(stdout); } |
| 528 | Ustrcpy(basename, name); |
| 529 | basename[SPOOL_NAME_LENGTH - 2] = 0; |
| 530 | if (full) find_queue(basename, queue_add, subdirchar); |
| 531 | } |
| 532 | } |
| 533 | closedir(dd); |
| 534 | } |
| 535 | |
| 536 | /* If simply counting the number, we are done; same if there are no |
| 537 | items in the in-store queue. */ |
| 538 | |
| 539 | if (!full || queue_total == 0) return; |
| 540 | |
| 541 | /* Now scan the queue and remove any items that were not in the directory. At |
| 542 | the same time, set up the index pointers into the queue. Because we are |
| 543 | removing items, the total that we are comparing against isn't actually correct, |
| 544 | but in a long queue it won't make much difference, and in a short queue it |
| 545 | doesn't matter anyway!*/ |
| 546 | |
| 547 | for (p = queue_index[0]; p; ) |
| 548 | if (!p->seen) |
| 549 | { |
| 550 | queue_item * next = p->next; |
| 551 | if (p->prev) |
| 552 | p->prev->next = next; |
| 553 | else |
| 554 | queue_index[0] = next; |
| 555 | if (next) |
| 556 | next->prev = p->prev; |
| 557 | else |
| 558 | { |
| 559 | int i; |
| 560 | queue_item * q = queue_index[queue_index_size-1]; |
| 561 | for (i = queue_index_size - 1; i >= 0; i--) |
| 562 | if (queue_index[i] == q) queue_index[i] = p->prev; |
| 563 | } |
| 564 | clean_up(p); |
| 565 | queue_total--; |
| 566 | p = next; |
| 567 | } |
| 568 | else |
| 569 | { |
| 570 | if (++count > (queue_total * indexptr)/(queue_index_size-1)) |
| 571 | queue_index[indexptr++] = p; |
| 572 | p->seen = FALSE; /* for next time */ |
| 573 | p = p->next; |
| 574 | } |
| 575 | |
| 576 | /* If a lot of messages have been removed at the bottom, we may not |
| 577 | have got the index all filled in yet. Make sure all the pointers |
| 578 | are legal. */ |
| 579 | |
| 580 | while (indexptr < queue_index_size - 1) |
| 581 | queue_index[indexptr++] = queue_index[queue_index_size-1]; |
| 582 | } |
| 583 | |
| 584 | |
| 585 | |
| 586 | |
| 587 | /************************************************* |
| 588 | * Update the recipients list for a message * |
| 589 | *************************************************/ |
| 590 | |
| 591 | /* We read the spool file only if its update time differs from last time, |
| 592 | or if there is a journal file in existence. */ |
| 593 | |
| 594 | /* First, a local subroutine to scan the non-recipients tree and |
| 595 | remove any of them from the address list */ |
| 596 | |
| 597 | static void |
| 598 | scan_tree(queue_item *p, tree_node *tn) |
| 599 | { |
| 600 | if (tn != NULL) |
| 601 | { |
| 602 | if (tn->left != NULL) scan_tree(p, tn->left); |
| 603 | if (tn->right != NULL) scan_tree(p, tn->right); |
| 604 | (void)find_dest(p, tn->name, dest_remove, FALSE); |
| 605 | } |
| 606 | } |
| 607 | |
| 608 | /* The main function */ |
| 609 | |
| 610 | static void update_recipients(queue_item *p) |
| 611 | { |
| 612 | int i; |
| 613 | FILE *jread; |
| 614 | rmark reset_point; |
| 615 | struct stat statdata; |
| 616 | uschar buffer[1024]; |
| 617 | |
| 618 | message_subdir[0] = p->dir_char; |
| 619 | |
| 620 | snprintf(CS buffer, sizeof(buffer), "%s/input/%s/%s/%s-J", |
| 621 | spool_directory, queue_name, message_subdir, p->name); |
| 622 | |
| 623 | if (!(jread = fopen(CS buffer, "r"))) |
| 624 | { |
| 625 | snprintf(CS buffer, sizeof(buffer), "%s/input/%s/%s/%s-H", |
| 626 | spool_directory, queue_name, message_subdir, p->name); |
| 627 | if (Ustat(buffer, &statdata) < 0 || p->update_time == statdata.st_mtime) |
| 628 | return; |
| 629 | } |
| 630 | |
| 631 | /* Get the contents of the header file; if any problem, just give up. |
| 632 | Arrange to recover the dynamic store afterwards. */ |
| 633 | |
| 634 | reset_point = store_mark(); |
| 635 | sprintf(CS buffer, "%s-H", p->name); |
| 636 | if (spool_read_header(buffer, FALSE, TRUE) != spool_read_OK) |
| 637 | { |
| 638 | store_reset(reset_point); |
| 639 | if (jread != NULL) fclose(jread); |
| 640 | return; |
| 641 | } |
| 642 | |
| 643 | /* If there's a journal file, add its contents to the non-recipients tree */ |
| 644 | |
| 645 | if (jread != NULL) |
| 646 | { |
| 647 | while (Ufgets(big_buffer, big_buffer_size, jread) != NULL) |
| 648 | { |
| 649 | int n = Ustrlen(big_buffer); |
| 650 | big_buffer[n-1] = 0; |
| 651 | tree_add_nonrecipient(big_buffer); |
| 652 | } |
| 653 | fclose(jread); |
| 654 | } |
| 655 | |
| 656 | /* Scan and process the recipients list, removing any that have already |
| 657 | been delivered, and removing visible names. In the nonrecipients tree, |
| 658 | domains are lower cased. */ |
| 659 | |
| 660 | if (recipients_list) |
| 661 | for (i = 0; i < recipients_count; i++) |
| 662 | { |
| 663 | uschar * pp; |
| 664 | uschar * r = recipients_list[i].address; |
| 665 | tree_node * node; |
| 666 | |
| 667 | if (!(node = tree_search(tree_nonrecipients, r))) |
| 668 | node = tree_search(tree_nonrecipients, string_copylc(r)); |
| 669 | |
| 670 | if ((pp = strstric(r+1, qualify_domain, FALSE)) && *(--pp) == '@') |
| 671 | *pp = 0; |
| 672 | if (!node) |
| 673 | (void)find_dest(p, r, dest_add, FALSE); |
| 674 | else |
| 675 | (void)find_dest(p, r, dest_remove, FALSE); |
| 676 | } |
| 677 | |
| 678 | /* We also need to scan the tree of non-recipients, which might |
| 679 | contain child addresses that are not in the recipients list, but |
| 680 | which may have got onto the address list as a result of eximon |
| 681 | noticing an == line in the log. Then remember the update time, |
| 682 | recover the dynamic store, and we are done. */ |
| 683 | |
| 684 | scan_tree(p, tree_nonrecipients); |
| 685 | p->update_time = statdata.st_mtime; |
| 686 | store_reset(reset_point); |
| 687 | } |
| 688 | |
| 689 | |
| 690 | |
| 691 | /************************************************* |
| 692 | * Display queue data * |
| 693 | *************************************************/ |
| 694 | |
| 695 | /* The present implementation simple re-writes the entire information each |
| 696 | time. Take some care to keep the scrolled position as it previously was, but, |
| 697 | if it was at the bottom, keep it at the bottom. Take note of any hide list, and |
| 698 | time out the entries as appropriate. */ |
| 699 | |
| 700 | void |
| 701 | queue_display(void) |
| 702 | { |
| 703 | int now = (int)time(NULL); |
| 704 | queue_item *p = queue_index[0]; |
| 705 | |
| 706 | if (menu_is_up) return; /* Avoid nasty interactions */ |
| 707 | |
| 708 | text_empty(queue_widget); |
| 709 | |
| 710 | while (p != NULL) |
| 711 | { |
| 712 | int count = 1; |
| 713 | dest_item *dd, *ddd; |
| 714 | uschar u = 'm'; |
| 715 | int t = (now - p->input_time)/60; /* minutes on queue */ |
| 716 | |
| 717 | if (t > 90) |
| 718 | { |
| 719 | u = 'h'; |
| 720 | t = (t + 30)/60; |
| 721 | if (t > 72) |
| 722 | { |
| 723 | u = 'd'; |
| 724 | t = (t + 12)/24; |
| 725 | if (t > 99) /* someone had > 99 days */ |
| 726 | { |
| 727 | u = 'w'; |
| 728 | t = (t + 3)/7; |
| 729 | if (t > 99) /* so, just in case */ |
| 730 | { |
| 731 | u = 'y'; |
| 732 | t = (t + 26)/52; |
| 733 | } |
| 734 | } |
| 735 | } |
| 736 | } |
| 737 | |
| 738 | update_recipients(p); /* update destinations */ |
| 739 | |
| 740 | /* Can't set this earlier, as header data may change things. */ |
| 741 | |
| 742 | dd = p->destinations; |
| 743 | |
| 744 | /* Check to see if this message is on the hide list; if any hide |
| 745 | item has timed out, remove it from the list. Hide if all destinations |
| 746 | are on the hide list. */ |
| 747 | |
| 748 | for (ddd = dd; ddd != NULL; ddd = ddd->next) |
| 749 | { |
| 750 | skip_item *sk; |
| 751 | skip_item **skp; |
| 752 | int len_address; |
| 753 | |
| 754 | if (ddd->address[0] == '*') break; |
| 755 | len_address = Ustrlen(ddd->address); |
| 756 | |
| 757 | for (skp = &queue_skip; ; skp = &(sk->next)) |
| 758 | { |
| 759 | int len_skip; |
| 760 | |
| 761 | sk = *skp; |
| 762 | while (sk != NULL && now >= sk->reveal) |
| 763 | { |
| 764 | *skp = sk->next; |
| 765 | store_free(sk); |
| 766 | sk = *skp; |
| 767 | if (queue_skip == NULL) |
| 768 | { |
| 769 | XtDestroyWidget(unhide_widget); |
| 770 | unhide_widget = NULL; |
| 771 | } |
| 772 | } |
| 773 | if (sk == NULL) break; |
| 774 | |
| 775 | /* If this address matches the skip item, break (sk != NULL) */ |
| 776 | |
| 777 | len_skip = Ustrlen(sk->text); |
| 778 | if (len_skip <= len_address && |
| 779 | Ustrcmp(ddd->address + len_address - len_skip, sk->text) == 0) |
| 780 | break; |
| 781 | } |
| 782 | |
| 783 | if (sk == NULL) break; |
| 784 | } |
| 785 | |
| 786 | /* Don't use more than one call of anon() in one statement - it uses |
| 787 | a fixed static buffer. */ |
| 788 | |
| 789 | if (ddd != NULL || dd == NULL) |
| 790 | { |
| 791 | text_showf(queue_widget, "%c%2d%c %s %s %-8s ", |
| 792 | (p->frozen)? '*' : ' ', |
| 793 | t, u, |
| 794 | string_format_size(p->size, big_buffer), |
| 795 | p->name, |
| 796 | (p->sender == NULL)? US" " : |
| 797 | (p->sender[0] == 0)? US"<> " : anon(p->sender)); |
| 798 | |
| 799 | text_showf(queue_widget, "%s%s%s", |
| 800 | (dd == NULL || dd->address[0] == '*')? "" : "<", |
| 801 | (dd == NULL)? US"" : anon(dd->address), |
| 802 | (dd == NULL || dd->address[0] == '*')? "" : ">"); |
| 803 | |
| 804 | if (dd != NULL && dd->parent != NULL && dd->parent->address[0] != '*') |
| 805 | text_showf(queue_widget, " parent <%s>", anon(dd->parent->address)); |
| 806 | |
| 807 | text_show(queue_widget, US"\n"); |
| 808 | |
| 809 | if (dd != NULL) dd = dd->next; |
| 810 | while (dd != NULL && count++ < queue_max_addresses) |
| 811 | { |
| 812 | text_showf(queue_widget, " <%s>", |
| 813 | anon(dd->address)); |
| 814 | if (dd->parent != NULL && dd->parent->address[0] != '*') |
| 815 | text_showf(queue_widget, " parent <%s>", anon(dd->parent->address)); |
| 816 | text_show(queue_widget, US"\n"); |
| 817 | dd = dd->next; |
| 818 | } |
| 819 | if (dd != NULL) |
| 820 | text_showf(queue_widget, " ...\n"); |
| 821 | } |
| 822 | |
| 823 | p = p->next; |
| 824 | } |
| 825 | } |
| 826 | |
| 827 | /* End of em_queue.c */ |