2 * This is a data store backend for the Citadel server which uses Berkeley DB.
4 * Copyright (c) 1987-2017 by the citadel.org team
6 * This program is open source software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License version 3.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
16 /*****************************************************************************
17 Tunable configuration parameters for the Berkeley DB back end
18 *****************************************************************************/
20 /* Citadel will checkpoint the db at the end of every session, but only if
21 * the specified number of kilobytes has been written, or if the specified
22 * number of minutes has passed, since the last checkpoint.
24 #define MAX_CHECKPOINT_KBYTES 256
25 #define MAX_CHECKPOINT_MINUTES 15
27 /*****************************************************************************/
39 #elif defined(HAVE_DB4_DB_H)
42 #error Neither <db.h> nor <db5/db.h> was found by configure. Install db5-devel.
45 #if DB_VERSION_MAJOR < 5
46 #error Citadel requires Berkeley DB v5.0 or newer. Please upgrade.
49 #include <libcitadel.h>
51 #include "ctdl_module.h"
53 #include "citserver.h"
56 static DB *dbp[MAXCDB]; /* One DB handle for each Citadel database */
57 static DB_ENV *dbenv; /* The DB environment (global) */
60 void cdb_abort(void) {
61 syslog(LOG_DEBUG, "db: citserver is stopping in order to prevent data loss. uid=%d gid=%d euid=%d egid=%d",
72 /* Verbose logging callback */
73 void cdb_verbose_log(const DB_ENV *dbenv, const char *msg)
75 if (!IsEmptyStr(msg)) {
76 syslog(LOG_DEBUG, "db: %s", msg);
82 /* Verbose logging callback */
83 void cdb_verbose_err(const DB_ENV *dbenv, const char *errpfx, const char *msg)
86 syslog(LOG_ALERT, "db: %s", msg);
92 /* just a little helper function */
93 static void txabort(DB_TXN * tid)
97 ret = tid->abort(tid);
100 syslog(LOG_EMERG, "db: txn_abort: %s", db_strerror(ret));
105 /* this one is even more helpful than the last. */
106 static void txcommit(DB_TXN * tid)
110 ret = tid->commit(tid, 0);
113 syslog(LOG_EMERG, "db: txn_commit: %s", db_strerror(ret));
118 /* are you sensing a pattern yet? */
119 static void txbegin(DB_TXN ** tid)
123 ret = dbenv->txn_begin(dbenv, NULL, tid, 0);
126 syslog(LOG_EMERG, "db: txn_begin: %s", db_strerror(ret));
131 static void dbpanic(DB_ENV * env, int errval)
133 syslog(LOG_EMERG, "db: PANIC: %s", db_strerror(errval));
137 static void cclose(DBC * cursor)
141 if ((ret = cursor->c_close(cursor))) {
142 syslog(LOG_EMERG, "db: c_close: %s", db_strerror(ret));
147 static void bailIfCursor(DBC ** cursors, const char *msg)
151 for (i = 0; i < MAXCDB; i++)
152 if (cursors[i] != NULL) {
153 syslog(LOG_EMERG, "db: cursor still in progress on cdb %02x: %s", i, msg);
159 void cdb_check_handles(void)
161 bailIfCursor(TSD->cursors, "in check_handles");
163 if (TSD->tid != NULL) {
164 syslog(LOG_EMERG, "db: transaction still in progress!");
171 * Cull the database logs by removing log files that are no longer needed.
172 * Note: this code will be removed once we are confident that Berkeley DB can do this on its own.
174 void cdb_cull_logs(void)
183 /* Get the list of names. */
184 if ((ret = dbenv->log_archive(dbenv, &list, flags)) != 0) {
185 syslog(LOG_ERR, "db: cdb_cull_logs() %s", db_strerror(ret));
189 /* Print the list of names. */
191 for (file = list; *file != NULL; ++file) {
192 syslog(LOG_DEBUG, "db: deleting log %s", *file);
195 snprintf(errmsg, sizeof(errmsg),
196 " ** ERROR **\n \n \n "
197 "Citadel was unable to delete the "
198 "database log file '%s' because of the "
199 "following error:\n \n %s\n \n"
200 " This log file is no longer in use "
201 "and may be safely deleted.\n",
202 *file, strerror(errno));
203 CtdlAideMessage(errmsg, "Database Warning Message");
212 * Request a checkpoint of the database. Called once per minute by the thread manager.
214 void cdb_checkpoint(void)
218 syslog(LOG_DEBUG, "db: -- checkpoint --");
219 ret = dbenv->txn_checkpoint(dbenv, MAX_CHECKPOINT_KBYTES, MAX_CHECKPOINT_MINUTES, 0);
222 syslog(LOG_EMERG, "db: cdb_checkpoint() txn_checkpoint: %s", db_strerror(ret));
226 /* After a successful checkpoint, we can cull the unused logs */
227 if (CtdlGetConfigInt("c_auto_cull")) {
228 #ifdef DB_LOG_AUTO_REMOVE
229 ret = dbenv->log_set_config(dbenv, DB_LOG_AUTO_REMOVE, 1); // This version of Berkeley DB can cull the logs on its own!
231 cdb_cull_logs(); // Citadel knows how to do it too.
234 #ifdef DB_LOG_AUTO_REMOVE
236 ret = dbenv->log_set_config(dbenv, DB_LOG_AUTO_REMOVE, 0);
244 * Open the various databases we'll be using. Any database which
245 * does not exist should be created. Note that we don't need a
246 * critical section here, because there aren't any active threads
247 * manipulating the database yet.
249 void open_databases(void)
255 int dbversion_major, dbversion_minor, dbversion_patch;
257 syslog(LOG_DEBUG, "db: open_databases() starting");
258 syslog(LOG_DEBUG, "db: Compiled libdb: %s", DB_VERSION_STRING);
259 syslog(LOG_DEBUG, "db: Linked libdb: %s", db_version(&dbversion_major, &dbversion_minor, &dbversion_patch));
260 syslog(LOG_DEBUG, "db: Linked zlib: %s", zlibVersion());
263 * Silently try to create the database subdirectory. If it's
264 * already there, no problem.
266 if ((mkdir(ctdl_data_dir, 0700) != 0) && (errno != EEXIST)){
267 syslog(LOG_EMERG, "db: unable to create database directory [%s]: %s", ctdl_data_dir, strerror(errno));
269 if (chmod(ctdl_data_dir, 0700) != 0){
270 syslog(LOG_EMERG, "db: unable to set database directory accessrights [%s]: %s", ctdl_data_dir, strerror(errno));
272 if (chown(ctdl_data_dir, CTDLUID, (-1)) != 0){
273 syslog(LOG_EMERG, "db: unable to set the owner for [%s]: %s", ctdl_data_dir, strerror(errno));
275 syslog(LOG_DEBUG, "db: Setting up DB environment\n");
276 /* db_env_set_func_yield((int (*)(u_long, u_long))sched_yield); */
277 ret = db_env_create(&dbenv, 0);
279 syslog(LOG_EMERG, "db: db_env_create: %s", db_strerror(ret));
280 syslog(LOG_EMERG, "db: exit code %d", ret);
283 dbenv->set_errpfx(dbenv, "citserver");
284 dbenv->set_paniccall(dbenv, dbpanic);
285 dbenv->set_errcall(dbenv, cdb_verbose_err);
286 dbenv->set_errpfx(dbenv, "ctdl");
287 dbenv->set_msgcall(dbenv, cdb_verbose_log);
288 dbenv->set_verbose(dbenv, DB_VERB_DEADLOCK, 1);
289 dbenv->set_verbose(dbenv, DB_VERB_RECOVERY, 1);
292 * We want to specify the shared memory buffer pool cachesize,
293 * but everything else is the default.
295 ret = dbenv->set_cachesize(dbenv, 0, 64 * 1024, 0);
297 syslog(LOG_EMERG, "db: set_cachesize: %s", db_strerror(ret));
298 dbenv->close(dbenv, 0);
299 syslog(LOG_EMERG, "db: exit code %d", ret);
303 if ((ret = dbenv->set_lk_detect(dbenv, DB_LOCK_DEFAULT))) {
304 syslog(LOG_EMERG, "db: set_lk_detect: %s", db_strerror(ret));
305 dbenv->close(dbenv, 0);
306 syslog(LOG_EMERG, "db: exit code %d", ret);
310 flags = DB_CREATE | DB_INIT_MPOOL | DB_PRIVATE | DB_INIT_TXN | DB_INIT_LOCK | DB_THREAD | DB_RECOVER;
311 syslog(LOG_DEBUG, "db: dbenv->open(dbenv, %s, %d, 0)", ctdl_data_dir, flags);
312 ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0);
313 if (ret == DB_RUNRECOVERY) {
314 syslog(LOG_ALERT, "db: dbenv->open: %s", db_strerror(ret));
315 syslog(LOG_ALERT, "db: attempting recovery...");
317 ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0);
319 if (ret == DB_RUNRECOVERY) {
320 syslog(LOG_ALERT, "db: dbenv->open: %s", db_strerror(ret));
321 syslog(LOG_ALERT, "db: attempting catastrophic recovery...");
322 flags &= ~DB_RECOVER;
323 flags |= DB_RECOVER_FATAL;
324 ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0);
327 syslog(LOG_EMERG, "db: dbenv->open: %s", db_strerror(ret));
328 dbenv->close(dbenv, 0);
329 syslog(LOG_EMERG, "db: exit code %d", ret);
333 syslog(LOG_INFO, "db: mounting databases");
335 for (i = 0; i < MAXCDB; ++i) {
337 /* Create a database handle */
338 ret = db_create(&dbp[i], dbenv, 0);
340 syslog(LOG_EMERG, "db: db_create: %s", db_strerror(ret));
341 syslog(LOG_EMERG, "db: exit code %d", ret);
346 /* Arbitrary names for our tables -- we reference them by
347 * number, so we don't have string names for them.
349 snprintf(dbfilename, sizeof dbfilename, "cdb.%02x", i);
351 ret = dbp[i]->open(dbp[i],
356 DB_CREATE | DB_AUTO_COMMIT | DB_THREAD,
360 syslog(LOG_EMERG, "db: db_open[%02x]: %s", i, db_strerror(ret));
362 syslog(LOG_EMERG, "db: You may need to tune your database; please read http://www.citadel.org/doku.php?id=faq:troubleshooting:out_of_lock_entries for more information.");
364 syslog(LOG_EMERG, "db: exit code %d", ret);
372 /* Make sure we own all the files, because in a few milliseconds
373 * we're going to drop root privs.
375 void cdb_chmod_data(void) {
378 char filename[PATH_MAX];
380 dp = opendir(ctdl_data_dir);
382 while (d = readdir(dp), d != NULL) {
383 if (d->d_name[0] != '.') {
384 snprintf(filename, sizeof filename, "%s/%s", ctdl_data_dir, d->d_name);
385 syslog(LOG_DEBUG, "db: chmod(%s, 0600) returned %d", filename, chmod(filename, 0600));
386 syslog(LOG_DEBUG, "db: chown(%s, CTDLUID, -1) returned %d",
387 filename, chown(filename, CTDLUID, (-1))
394 syslog(LOG_DEBUG, "db: open_databases() finished");
399 * Close all of the db database files we've opened. This can be done
400 * in a loop, since it's just a bunch of closes.
402 void close_databases(void)
407 syslog(LOG_INFO, "db: performing final checkpoint");
408 if ((ret = dbenv->txn_checkpoint(dbenv, 0, 0, 0))) {
409 syslog(LOG_ERR, "txn_checkpoint: %s", db_strerror(ret));
412 syslog(LOG_INFO, "db: flushing the database logs");
413 if ((ret = dbenv->log_flush(dbenv, NULL))) {
414 syslog(LOG_ERR, "db: log_flush: %s", db_strerror(ret));
417 /* print some statistics... */
419 dbenv->lock_stat_print(dbenv, DB_STAT_ALL);
422 /* close the tables */
423 for (a = 0; a < MAXCDB; ++a) {
424 syslog(LOG_INFO, "db: closing database %02x", a);
425 ret = dbp[a]->close(dbp[a], 0);
427 syslog(LOG_EMERG, "db: db_close: %s", db_strerror(ret));
432 /* Close the handle. */
433 ret = dbenv->close(dbenv, 0);
435 syslog(LOG_EMERG, "db: DBENV->close: %s", db_strerror(ret));
441 * Decompress a database item if it was compressed on disk
443 void cdb_decompress_if_necessary(struct cdbdata *cdb)
445 static int magic = COMPRESS_MAGIC;
448 (cdb->ptr == NULL) ||
449 (cdb->len < sizeof(magic)) ||
450 (memcmp(cdb->ptr, &magic, sizeof(magic))))
453 /* At this point we know we're looking at a compressed item. */
455 struct CtdlCompressHeader zheader;
456 char *uncompressed_data;
457 char *compressed_data;
458 uLongf destLen, sourceLen;
461 memset(&zheader, 0, sizeof(struct CtdlCompressHeader));
462 cplen = sizeof(struct CtdlCompressHeader);
463 if (sizeof(struct CtdlCompressHeader) > cdb->len)
465 memcpy(&zheader, cdb->ptr, cplen);
467 compressed_data = cdb->ptr;
468 compressed_data += sizeof(struct CtdlCompressHeader);
470 sourceLen = (uLongf) zheader.compressed_len;
471 destLen = (uLongf) zheader.uncompressed_len;
472 uncompressed_data = malloc(zheader.uncompressed_len);
474 if (uncompress((Bytef *) uncompressed_data,
475 (uLongf *) & destLen,
476 (const Bytef *) compressed_data,
477 (uLong) sourceLen) != Z_OK)
479 syslog(LOG_EMERG, "db: uncompress() error");
484 cdb->len = (size_t) destLen;
485 cdb->ptr = uncompressed_data;
490 * Store a piece of data. Returns 0 if the operation was successful. If a
491 * key already exists it should be overwritten.
493 int cdb_store(int cdb, const void *ckey, int ckeylen, void *cdata, int cdatalen)
500 struct CtdlCompressHeader zheader;
501 char *compressed_data = NULL;
503 size_t buffer_len = 0;
506 memset(&dkey, 0, sizeof(DBT));
507 memset(&ddata, 0, sizeof(DBT));
509 dkey.data = (void *)ckey;
510 ddata.size = cdatalen;
513 /* Only compress Visit and UseTable records. Everything else is uncompressed. */
514 if ( (cdb == CDB_VISIT) || (cdb == CDB_USETABLE) ) {
516 zheader.magic = COMPRESS_MAGIC;
517 zheader.uncompressed_len = cdatalen;
518 buffer_len = ((cdatalen * 101) / 100) + 100 + sizeof(struct CtdlCompressHeader);
519 destLen = (uLongf) buffer_len;
520 compressed_data = malloc(buffer_len);
521 if (compress2((Bytef *) (compressed_data + sizeof(struct CtdlCompressHeader)),
522 &destLen, (Bytef *) cdata, (uLongf) cdatalen, 1) != Z_OK)
524 syslog(LOG_EMERG, "db: compress2() error");
527 zheader.compressed_len = (size_t) destLen;
528 memcpy(compressed_data, &zheader, sizeof(struct CtdlCompressHeader));
529 ddata.size = (size_t) (sizeof(struct CtdlCompressHeader) + zheader.compressed_len);
530 ddata.data = compressed_data;
533 if (TSD->tid != NULL) {
534 ret = dbp[cdb]->put(dbp[cdb], /* db */
535 TSD->tid, /* transaction ID */
540 syslog(LOG_EMERG, "db: cdb_store(%d): %s", cdb, db_strerror(ret));
544 free(compressed_data);
548 bailIfCursor(TSD->cursors, "attempt to write during r/o cursor");
553 if ((ret = dbp[cdb]->put(dbp[cdb], /* db */
554 tid, /* transaction ID */
558 if (ret == DB_LOCK_DEADLOCK) {
562 syslog(LOG_EMERG, "db: cdb_store(%d): %s", cdb, db_strerror(ret));
568 free(compressed_data);
578 * Delete a piece of data. Returns 0 if the operation was successful.
580 int cdb_delete(int cdb, void *key, int keylen)
587 memset(&dkey, 0, sizeof dkey);
591 if (TSD->tid != NULL) {
592 ret = dbp[cdb]->del(dbp[cdb], TSD->tid, &dkey, 0);
594 syslog(LOG_EMERG, "db: cdb_delete(%d): %s", cdb, db_strerror(ret));
595 if (ret != DB_NOTFOUND) {
600 bailIfCursor(TSD->cursors, "attempt to delete during r/o cursor");
605 if ((ret = dbp[cdb]->del(dbp[cdb], tid, &dkey, 0))
606 && ret != DB_NOTFOUND) {
607 if (ret == DB_LOCK_DEADLOCK) {
611 syslog(LOG_EMERG, "db: cdb_delete(%d): %s", cdb, db_strerror(ret));
621 static DBC *localcursor(int cdb)
626 if (TSD->cursors[cdb] == NULL)
627 ret = dbp[cdb]->cursor(dbp[cdb], TSD->tid, &curs, 0);
629 ret = TSD->cursors[cdb]->c_dup(TSD->cursors[cdb], &curs, DB_POSITION);
632 syslog(LOG_EMERG, "db: localcursor: %s", db_strerror(ret));
641 * Fetch a piece of data. If not found, returns NULL. Otherwise, it returns
642 * a struct cdbdata which it is the caller's responsibility to free later on
643 * using the cdb_free() routine.
645 struct cdbdata *cdb_fetch(int cdb, const void *key, int keylen)
647 struct cdbdata *tempcdb;
651 memset(&dkey, 0, sizeof(DBT));
653 dkey.data = (void *)key;
655 if (TSD->tid != NULL) {
656 memset(&dret, 0, sizeof(DBT));
657 dret.flags = DB_DBT_MALLOC;
658 ret = dbp[cdb]->get(dbp[cdb], TSD->tid, &dkey, &dret, 0);
663 memset(&dret, 0, sizeof(DBT));
664 dret.flags = DB_DBT_MALLOC;
666 curs = localcursor(cdb);
668 ret = curs->c_get(curs, &dkey, &dret, DB_SET);
671 while (ret == DB_LOCK_DEADLOCK);
675 if ((ret != 0) && (ret != DB_NOTFOUND)) {
676 syslog(LOG_EMERG, "db: cdb_fetch(%d): %s", cdb, db_strerror(ret));
682 tempcdb = (struct cdbdata *) malloc(sizeof(struct cdbdata));
684 if (tempcdb == NULL) {
685 syslog(LOG_EMERG, "db: cdb_fetch: Cannot allocate memory for tempcdb");
687 return NULL; /* make it easier for static analysis... */
691 tempcdb->len = dret.size;
692 tempcdb->ptr = dret.data;
693 cdb_decompress_if_necessary(tempcdb);
700 * Free a cdbdata item.
702 * Note that we only free the 'ptr' portion if it is not NULL. This allows
703 * other code to assume ownership of that memory simply by storing the
704 * pointer elsewhere and then setting 'ptr' to NULL. cdb_free() will then
707 void cdb_free(struct cdbdata *cdb)
715 void cdb_close_cursor(int cdb)
717 if (TSD->cursors[cdb] != NULL) {
718 cclose(TSD->cursors[cdb]);
721 TSD->cursors[cdb] = NULL;
725 * Prepare for a sequential search of an entire database.
726 * (There is guaranteed to be no more than one traversal in
727 * progress per thread at any given time.)
729 void cdb_rewind(int cdb)
733 if (TSD->cursors[cdb] != NULL) {
734 syslog(LOG_EMERG, "db: cdb_rewind: must close cursor on database %d before reopening", cdb);
736 /* cclose(TSD->cursors[cdb]); */
740 * Now initialize the cursor
742 ret = dbp[cdb]->cursor(dbp[cdb], TSD->tid, &TSD->cursors[cdb], 0);
744 syslog(LOG_EMERG, "db: cdb_rewind: db_cursor: %s", db_strerror(ret));
751 * Fetch the next item in a sequential search. Returns a pointer to a
752 * cdbdata structure, or NULL if we've hit the end.
754 struct cdbdata *cdb_next_item(int cdb)
757 struct cdbdata *cdbret;
760 /* Initialize the key/data pair so the flags aren't set. */
761 memset(&key, 0, sizeof(key));
762 memset(&data, 0, sizeof(data));
763 data.flags = DB_DBT_MALLOC;
765 ret = TSD->cursors[cdb]->c_get(TSD->cursors[cdb], &key, &data, DB_NEXT);
768 if (ret != DB_NOTFOUND) {
769 syslog(LOG_EMERG, "db: cdb_next_item(%d): %s", cdb, db_strerror(ret));
772 cdb_close_cursor(cdb);
773 return NULL; /* presumably, end of file */
776 cdbret = (struct cdbdata *) malloc(sizeof(struct cdbdata));
777 cdbret->len = data.size;
778 cdbret->ptr = data.data;
779 cdb_decompress_if_necessary(cdbret);
787 * Transaction-based stuff. I'm writing this as I bake cookies...
790 void cdb_begin_transaction(void)
793 bailIfCursor(TSD->cursors, "can't begin transaction during r/o cursor");
795 if (TSD->tid != NULL) {
796 syslog(LOG_EMERG, "db: cdb_begin_transaction: ERROR: nested transaction");
803 void cdb_end_transaction(void)
807 for (i = 0; i < MAXCDB; i++)
808 if (TSD->cursors[i] != NULL) {
809 syslog(LOG_WARNING, "db: cdb_end_transaction: WARNING: cursor %d still open at transaction end", i);
810 cclose(TSD->cursors[i]);
811 TSD->cursors[i] = NULL;
814 if (TSD->tid == NULL) {
815 syslog(LOG_ERR, "db: cdb_end_transaction: ERROR: txcommit(NULL) !!");
826 * Truncate (delete every record)
828 void cdb_trunc(int cdb)
834 if (TSD->tid != NULL) {
835 syslog(LOG_EMERG, "db: cdb_trunc must not be called in a transaction.");
839 bailIfCursor(TSD->cursors, "attempt to write during r/o cursor");
844 if ((ret = dbp[cdb]->truncate(dbp[cdb], /* db */
845 NULL, /* transaction ID */
846 &count, /* #rows deleted */
848 if (ret == DB_LOCK_DEADLOCK) {
852 syslog(LOG_EMERG, "db: cdb_truncate(%d): %s", cdb, db_strerror(ret));
854 syslog(LOG_EMERG, "db: You may need to tune your database; please read http://www.citadel.org/doku.php?id=faq:troubleshooting:out_of_lock_entries for more information.");
866 // Has an item already been seen (is it in the CDB_USETABLE) ?
867 // Returns 0 if it hasn't, 1 if it has
868 // In either case, writes the item to the database for next time.
869 int CheckIfAlreadySeen(StrBuf *guid)
873 struct cdbdata *cdbut;
875 syslog(LOG_DEBUG, "db: CheckIfAlreadySeen(%s)", ChrPtr(guid));
876 cdbut = cdb_fetch(CDB_USETABLE, SKEY(guid));
882 /* (Re)write the record, to update the timestamp. Zeroing it out makes it compress better. */
883 memset(&ut, 0, sizeof(struct UseTable));
884 memcpy(ut.ut_msgid, SKEY(guid));
885 ut.ut_timestamp = time(NULL);
886 cdb_store(CDB_USETABLE, SKEY(guid), &ut, sizeof(struct UseTable));
891 void cmd_rsen(char *argbuf) {
897 struct cdbdata *cdbut;
899 if (CtdlAccessCheck(ac_aide)) return;
901 TLen = extract_token(Token, argbuf, 1, '|', sizeof Token);
902 if (strncmp(argbuf, "GET", 3) == 0) {
903 cdbut = cdb_fetch(CDB_USETABLE, Token, TLen);
905 memcpy(&ut, cdbut->ptr,
906 ((cdbut->len > sizeof(struct UseTable)) ?
907 sizeof(struct UseTable) : cdbut->len));
909 cprintf("%d %ld\n", CIT_OK, ut.ut_timestamp);
912 cprintf("%d not found\n", ERROR + NOT_HERE);
916 else if (strncmp(argbuf, "SET", 3) == 0) {
917 memcpy(ut.ut_msgid, Token, TLen);
918 extract_token(Time, argbuf, 2, '|', sizeof Time);
919 ut.ut_timestamp = atol(Time);
920 cdb_store(CDB_USETABLE,
922 &ut, sizeof(struct UseTable) );
923 cprintf("%d token updated\n", CIT_OK);
925 else if (strncmp(argbuf, "DEL", 3) == 0) {
926 if (cdb_delete(CDB_USETABLE, Token, TLen))
927 cprintf("%d not found\n", ERROR + NOT_HERE);
929 cprintf("%d deleted.\n", CIT_OK);
933 cprintf("%d Usage: [GET|SET|DEL]|Token|timestamp\n", ERROR);
938 CTDL_MODULE_INIT(database)
942 CtdlRegisterProtoHook(cmd_rsen, "RSEN", "manipulate Aggregators seen database");
945 /* return our module id for the log */