/*
- * $Id$
- *
* This is a data store backend for the Citadel server which uses Berkeley DB.
*
+ * Copyright (c) 1987-2012 by the citadel.org team
+ *
+ * This program is open source software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
*/
/*****************************************************************************
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
+#include <syslog.h>
+#include <zlib.h>
#ifdef HAVE_DB_H
#include <db.h>
static DB_ENV *dbenv; /* The DB environment (global) */
-#ifdef HAVE_ZLIB
-#include <zlib.h>
-#endif
-
/* Verbose logging callback */
void cdb_verbose_log(const DB_ENV *dbenv, const char *msg)
{
if (!IsEmptyStr(msg)) {
- CtdlLogPrintf(CTDL_DEBUG, "DB: %s\n", msg);
+ syslog(LOG_DEBUG, "DB: %s", msg);
}
}
/* Verbose logging callback */
void cdb_verbose_err(const DB_ENV *dbenv, const char *errpfx, const char *msg)
{
- CtdlLogPrintf(CTDL_ALERT, "BDB: %s\n", msg);
+ syslog(LOG_ALERT, "DB: %s", msg);
}
ret = tid->abort(tid);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: txn_abort: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): txn_abort: %s", db_strerror(ret));
abort();
}
}
ret = tid->commit(tid, 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: txn_commit: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): txn_commit: %s", db_strerror(ret));
abort();
}
}
ret = dbenv->txn_begin(dbenv, NULL, tid, 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: txn_begin: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): txn_begin: %s", db_strerror(ret));
abort();
}
}
static void dbpanic(DB_ENV * env, int errval)
{
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: Berkeley DB panic: %d\n", errval);
+ syslog(LOG_EMERG, "bdb(): PANIC: %s", db_strerror(errval));
}
static void cclose(DBC * cursor)
int ret;
if ((ret = cursor->c_close(cursor))) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: c_close: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): c_close: %s", db_strerror(ret));
abort();
}
}
for (i = 0; i < MAXCDB; i++)
if (cursors[i] != NULL) {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_*: cursor still in progress on cdb %02x: %s\n",
- i, msg);
+ syslog(LOG_EMERG, "bdb(): cursor still in progress on cdb %02x: %s", i, msg);
abort();
}
}
-void check_handles(void *arg)
-{
- if (arg != NULL) {
- ThreadTSD *tsd = (ThreadTSD *) arg;
-
- bailIfCursor(tsd->cursors, "in check_handles");
-
- if (tsd->tid != NULL) {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_*: transaction still in progress!");
- abort();
- }
- }
-}
void cdb_check_handles(void)
{
- check_handles(pthread_getspecific(ThreadKey));
+ bailIfCursor(TSD->cursors, "in check_handles");
+
+ if (TSD->tid != NULL) {
+ syslog(LOG_EMERG, "bdb(): transaction still in progress!");
+ abort();
+ }
}
/* Get the list of names. */
if ((ret = dbenv->log_archive(dbenv, &list, flags)) != 0) {
- CtdlLogPrintf(CTDL_ERR, "cdb_cull_logs: %s\n", db_strerror(ret));
+ syslog(LOG_ERR, "cdb_cull_logs: %s", db_strerror(ret));
return;
}
/* Print the list of names. */
if (list != NULL) {
for (file = list; *file != NULL; ++file) {
- CtdlLogPrintf(CTDL_DEBUG, "Deleting log: %s\n", *file);
+ syslog(LOG_DEBUG, "Deleting log: %s", *file);
ret = unlink(*file);
if (ret != 0) {
snprintf(errmsg, sizeof(errmsg),
" This log file is no longer in use "
"and may be safely deleted.\n",
*file, strerror(errno));
- aide_message(errmsg, "Database Warning Message");
+ CtdlAideMessage(errmsg, "Database Warning Message");
}
}
free(list);
void cmd_cull(char *argbuf) {
if (CtdlAccessCheck(ac_internal)) return;
cdb_cull_logs();
- cprintf("%d Database log file cull completed.\n", CIT_OK);
+ cprintf("%d Database log file cull completed.", CIT_OK);
}
/*
- * Request a checkpoint of the database.
+ * Request a checkpoint of the database. Called once per minute by the thread manager.
*/
void cdb_checkpoint(void)
{
int ret;
-// static time_t last_run = 0L;
-
- /* Only do a checkpoint once per minute. */
-/*
- * Don't need this any more, since the thread that calls us sleeps for 60 seconds between calls
-
- if ((time(NULL) - last_run) < 60L) {
- return;
- }
- last_run = time(NULL);
-*/
- CtdlLogPrintf(CTDL_DEBUG, "-- db checkpoint --\n");
- ret = dbenv->txn_checkpoint(dbenv,
- MAX_CHECKPOINT_KBYTES,
- MAX_CHECKPOINT_MINUTES, 0);
+ syslog(LOG_DEBUG, "-- db checkpoint --");
+ ret = dbenv->txn_checkpoint(dbenv, MAX_CHECKPOINT_KBYTES, MAX_CHECKPOINT_MINUTES, 0);
if (ret != 0) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_checkpoint: txn_checkpoint: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "cdb_checkpoint: txn_checkpoint: %s", db_strerror(ret));
abort();
}
{
int ret;
int i;
- char dbfilename[SIZ];
+ char dbfilename[32];
u_int32_t flags = 0;
int dbversion_major, dbversion_minor, dbversion_patch;
int current_dbversion = 0;
- CtdlLogPrintf(CTDL_DEBUG, "cdb_*: open_databases() starting\n");
- CtdlLogPrintf(CTDL_DEBUG, "Compiled db: %s\n", DB_VERSION_STRING);
- CtdlLogPrintf(CTDL_INFO, " Linked db: %s\n",
+ syslog(LOG_DEBUG, "bdb(): open_databases() starting");
+ syslog(LOG_DEBUG, "Compiled db: %s", DB_VERSION_STRING);
+ syslog(LOG_INFO, " Linked db: %s",
db_version(&dbversion_major, &dbversion_minor, &dbversion_patch));
current_dbversion = (dbversion_major * 1000000) + (dbversion_minor * 1000) + dbversion_patch;
- CtdlLogPrintf(CTDL_DEBUG, "Calculated dbversion: %d\n", current_dbversion);
- CtdlLogPrintf(CTDL_DEBUG, " Previous dbversion: %d\n", CitControl.MMdbversion);
+ syslog(LOG_DEBUG, "Calculated dbversion: %d", current_dbversion);
+ syslog(LOG_DEBUG, " Previous dbversion: %d", CitControl.MMdbversion);
if ( (getenv("SUPPRESS_DBVERSION_CHECK") == NULL)
&& (CitControl.MMdbversion > current_dbversion) ) {
- CtdlLogPrintf(CTDL_EMERG, "You are attempting to run the Citadel server using a version\n"
- "of Berkeley DB that is older than that which last created or\n"
- "updated the database. Because this would probably cause data\n"
- "corruption or loss, the server is aborting execution now.\n");
+ syslog(LOG_EMERG, "You are attempting to run the Citadel server using a version");
+ syslog(LOG_EMERG, "of Berkeley DB that is older than that which last created or");
+ syslog(LOG_EMERG, "updated the database. Because this would probably cause data");
+ syslog(LOG_EMERG, "corruption or loss, the server is aborting execution now.");
exit(CTDLEXIT_DB);
}
CitControl.MMdbversion = current_dbversion;
put_control();
-#ifdef HAVE_ZLIB
- CtdlLogPrintf(CTDL_INFO, "Linked zlib: %s\n", zlibVersion());
-#endif
+ syslog(LOG_INFO, "Linked zlib: %s\n", zlibVersion());
/*
* Silently try to create the database subdirectory. If it's
* already there, no problem.
*/
- mkdir(ctdl_data_dir, 0700);
- chmod(ctdl_data_dir, 0700);
- chown(ctdl_data_dir, CTDLUID, (-1));
-
- CtdlLogPrintf(CTDL_DEBUG, "cdb_*: Setting up DB environment\n");
- db_env_set_func_yield(sched_yield);
+ if ((mkdir(ctdl_data_dir, 0700) != 0) && (errno != EEXIST)){
+ syslog(LOG_EMERG,
+ "unable to create database directory [%s]: %s",
+ ctdl_data_dir, strerror(errno));
+ }
+ if (chmod(ctdl_data_dir, 0700) != 0){
+ syslog(LOG_EMERG,
+ "unable to set database directory accessrights [%s]: %s",
+ ctdl_data_dir, strerror(errno));
+ }
+ if (chown(ctdl_data_dir, CTDLUID, (-1)) != 0){
+ syslog(LOG_EMERG,
+ "unable to set the owner for [%s]: %s",
+ ctdl_data_dir, strerror(errno));
+ }
+ syslog(LOG_DEBUG, "bdb(): Setting up DB environment\n");
+ /* db_env_set_func_yield((int (*)(u_long, u_long))sched_yield); */
ret = db_env_create(&dbenv, 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: db_env_create: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): db_env_create: %s\n", db_strerror(ret));
+ syslog(LOG_EMERG, "exit code %d\n", ret);
exit(CTDLEXIT_DB);
}
dbenv->set_errpfx(dbenv, "citserver");
*/
ret = dbenv->set_cachesize(dbenv, 0, 64 * 1024, 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: set_cachesize: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): set_cachesize: %s\n", db_strerror(ret));
dbenv->close(dbenv, 0);
+ syslog(LOG_EMERG, "exit code %d\n", ret);
exit(CTDLEXIT_DB);
}
if ((ret = dbenv->set_lk_detect(dbenv, DB_LOCK_DEFAULT))) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_*: set_lk_detect: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "bdb(): set_lk_detect: %s\n", db_strerror(ret));
dbenv->close(dbenv, 0);
+ syslog(LOG_EMERG, "exit code %d\n", ret);
exit(CTDLEXIT_DB);
}
flags = DB_CREATE | DB_INIT_MPOOL | DB_PRIVATE | DB_INIT_TXN | DB_INIT_LOCK | DB_THREAD | DB_RECOVER;
- CtdlLogPrintf(CTDL_DEBUG, "dbenv->open(dbenv, %s, %d, 0)\n", ctdl_data_dir, flags);
+ syslog(LOG_DEBUG, "dbenv->open(dbenv, %s, %d, 0)\n", ctdl_data_dir, flags);
ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0);
if (ret == DB_RUNRECOVERY) {
- CtdlLogPrintf(CTDL_ALERT, "dbenv->open: %s\n", db_strerror(ret));
- CtdlLogPrintf(CTDL_ALERT, "Attempting recovery...\n");
+ syslog(LOG_ALERT, "dbenv->open: %s\n", db_strerror(ret));
+ syslog(LOG_ALERT, "Attempting recovery...\n");
flags |= DB_RECOVER;
ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0);
}
if (ret == DB_RUNRECOVERY) {
- CtdlLogPrintf(CTDL_ALERT, "dbenv->open: %s\n", db_strerror(ret));
- CtdlLogPrintf(CTDL_ALERT, "Attempting catastrophic recovery...\n");
+ syslog(LOG_ALERT, "dbenv->open: %s\n", db_strerror(ret));
+ syslog(LOG_ALERT, "Attempting catastrophic recovery...\n");
flags &= ~DB_RECOVER;
flags |= DB_RECOVER_FATAL;
ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0);
}
if (ret) {
- CtdlLogPrintf(CTDL_DEBUG, "dbenv->open: %s\n", db_strerror(ret));
+ syslog(LOG_EMERG, "dbenv->open: %s\n", db_strerror(ret));
dbenv->close(dbenv, 0);
+ syslog(LOG_EMERG, "exit code %d\n", ret);
exit(CTDLEXIT_DB);
}
- CtdlLogPrintf(CTDL_INFO, "Starting up DB\n");
+ syslog(LOG_INFO, "Starting up DB\n");
for (i = 0; i < MAXCDB; ++i) {
/* Create a database handle */
ret = db_create(&dbp[i], dbenv, 0);
if (ret) {
- CtdlLogPrintf(CTDL_DEBUG, "db_create: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "db_create: %s\n", db_strerror(ret));
+ syslog(LOG_EMERG, "exit code %d\n", ret);
exit(CTDLEXIT_DB);
}
NULL,
DB_BTREE,
DB_CREATE | DB_AUTO_COMMIT | DB_THREAD,
- 0600);
+ 0600
+ );
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "db_open[%02x]: %s\n", i,
- db_strerror(ret));
+ syslog(LOG_EMERG, "db_open[%02x]: %s\n", i, db_strerror(ret));
+ if (ret == ENOMEM) {
+ syslog(LOG_EMERG, "You may need to tune your database; please read http://www.citadel.org/doku.php/faq:troubleshooting:out_of_lock_entries for more information.\n");
+ }
+ syslog(LOG_EMERG, "exit code %d\n", ret);
exit(CTDLEXIT_DB);
}
}
if (d->d_name[0] != '.') {
snprintf(filename, sizeof filename,
"%s/%s", ctdl_data_dir, d->d_name);
- CtdlLogPrintf(9, "chmod(%s, 0600) returned %d\n",
+ syslog(LOG_DEBUG, "chmod(%s, 0600) returned %d\n",
filename, chmod(filename, 0600)
);
- CtdlLogPrintf(9, "chown(%s, CTDLUID, -1) returned %d\n",
+ syslog(LOG_DEBUG, "chown(%s, CTDLUID, -1) returned %d\n",
filename, chown(filename, CTDLUID, (-1))
);
}
closedir(dp);
}
- CtdlLogPrintf(CTDL_DEBUG, "open_databases() finished\n");
-
+ syslog(LOG_DEBUG, "open_databases() finished\n");
CtdlRegisterProtoHook(cmd_cull, "CULL", "Cull database logs");
}
int a;
int ret;
- ctdl_thread_internal_free_tsd();
-
if ((ret = dbenv->txn_checkpoint(dbenv, 0, 0, 0))) {
- CtdlLogPrintf(CTDL_EMERG,
+ syslog(LOG_EMERG,
"txn_checkpoint: %s\n", db_strerror(ret));
}
/* close the tables */
for (a = 0; a < MAXCDB; ++a) {
- CtdlLogPrintf(CTDL_INFO, "Closing database %02x\n", a);
+ syslog(LOG_INFO, "Closing database %02x\n", a);
ret = dbp[a]->close(dbp[a], 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG,
- "db_close: %s\n", db_strerror(ret));
+ syslog(LOG_EMERG, "db_close: %s\n", db_strerror(ret));
}
}
/* Close the handle. */
ret = dbenv->close(dbenv, 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG,
- "DBENV->close: %s\n", db_strerror(ret));
+ syslog(LOG_EMERG, "DBENV->close: %s\n", db_strerror(ret));
}
}
/*
- * Compression functions only used if we have zlib
+ * Decompress a database item if it was compressed on disk
*/
-#ifdef HAVE_ZLIB
-
void cdb_decompress_if_necessary(struct cdbdata *cdb)
{
static int magic = COMPRESS_MAGIC;
+
+ if ((cdb == NULL) ||
+ (cdb->ptr == NULL) ||
+ (cdb->len < sizeof(magic)) ||
+ (memcmp(cdb->ptr, &magic, sizeof(magic))))
+ return;
+
+ /* At this point we know we're looking at a compressed item. */
+
struct CtdlCompressHeader zheader;
char *uncompressed_data;
char *compressed_data;
uLongf destLen, sourceLen;
+ size_t cplen;
- if (cdb == NULL)
- return;
- if (cdb->ptr == NULL)
- return;
- if (memcmp(cdb->ptr, &magic, sizeof(magic)))
- return;
-
- /* At this point we know we're looking at a compressed item. */
- memcpy(&zheader, cdb->ptr, sizeof(struct CtdlCompressHeader));
+ memset(&zheader, 0, sizeof(struct CtdlCompressHeader));
+ cplen = sizeof(struct CtdlCompressHeader);
+ if (sizeof(struct CtdlCompressHeader) > cdb->len)
+ cplen = cdb->len;
+ memcpy(&zheader, cdb->ptr, cplen);
compressed_data = cdb->ptr;
compressed_data += sizeof(struct CtdlCompressHeader);
(uLongf *) & destLen,
(const Bytef *) compressed_data,
(uLong) sourceLen) != Z_OK) {
- CtdlLogPrintf(CTDL_EMERG, "uncompress() error\n");
+ syslog(LOG_EMERG, "uncompress() error\n");
abort();
}
cdb->ptr = uncompressed_data;
}
-#endif /* HAVE_ZLIB */
/*
* Store a piece of data. Returns 0 if the operation was successful. If a
* key already exists it should be overwritten.
*/
-int cdb_store(int cdb, void *ckey, int ckeylen, void *cdata, int cdatalen)
+int cdb_store(int cdb, const void *ckey, int ckeylen, void *cdata, int cdatalen)
{
DBT dkey, ddata;
DB_TXN *tid;
int ret = 0;
-#ifdef HAVE_ZLIB
struct CtdlCompressHeader zheader;
char *compressed_data = NULL;
int compressing = 0;
size_t buffer_len = 0;
uLongf destLen = 0;
-#endif
memset(&dkey, 0, sizeof(DBT));
memset(&ddata, 0, sizeof(DBT));
ddata.size = cdatalen;
ddata.data = cdata;
-#ifdef HAVE_ZLIB
/* Only compress Visit records. Everything else is uncompressed. */
if (cdb == CDB_VISIT) {
compressing = 1;
+ sizeof(struct CtdlCompressHeader);
destLen = (uLongf) buffer_len;
compressed_data = malloc(buffer_len);
- if (compress2((Bytef *) (compressed_data +
- sizeof(struct
- CtdlCompressHeader)),
- &destLen, (Bytef *) cdata, (uLongf) cdatalen,
- 1) != Z_OK) {
- CtdlLogPrintf(CTDL_EMERG, "compress2() error\n");
+ if (compress2((Bytef *) (compressed_data + sizeof(struct CtdlCompressHeader)),
+ &destLen, (Bytef *) cdata, (uLongf) cdatalen, 1) != Z_OK)
+ {
+ syslog(LOG_EMERG, "compress2() error\n");
abort();
}
zheader.compressed_len = (size_t) destLen;
- memcpy(compressed_data, &zheader,
- sizeof(struct CtdlCompressHeader));
- ddata.size = (size_t) (sizeof(struct CtdlCompressHeader) +
- zheader.compressed_len);
+ memcpy(compressed_data, &zheader, sizeof(struct CtdlCompressHeader));
+ ddata.size = (size_t) (sizeof(struct CtdlCompressHeader) + zheader.compressed_len);
ddata.data = compressed_data;
}
-#endif
- if (MYTID != NULL) {
+ if (TSD->tid != NULL) {
ret = dbp[cdb]->put(dbp[cdb], /* db */
- MYTID, /* transaction ID */
+ TSD->tid, /* transaction ID */
&dkey, /* key */
&ddata, /* data */
0); /* flags */
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_store(%d): %s\n", cdb,
- db_strerror(ret));
+ syslog(LOG_EMERG, "cdb_store(%d): %s", cdb, db_strerror(ret));
abort();
}
-#ifdef HAVE_ZLIB
if (compressing)
free(compressed_data);
-#endif
return ret;
} else {
- bailIfCursor(MYCURSORS,
- "attempt to write during r/o cursor");
+ bailIfCursor(TSD->cursors, "attempt to write during r/o cursor");
retry:
txbegin(&tid);
txabort(tid);
goto retry;
} else {
- CtdlLogPrintf(CTDL_EMERG, "cdb_store(%d): %s\n",
- cdb, db_strerror(ret));
+ syslog(LOG_EMERG, "cdb_store(%d): %s", cdb, db_strerror(ret));
abort();
}
} else {
txcommit(tid);
-#ifdef HAVE_ZLIB
- if (compressing)
+ if (compressing) {
free(compressed_data);
-#endif
+ }
return ret;
}
}
dkey.size = keylen;
dkey.data = key;
- if (MYTID != NULL) {
- ret = dbp[cdb]->del(dbp[cdb], MYTID, &dkey, 0);
+ if (TSD->tid != NULL) {
+ ret = dbp[cdb]->del(dbp[cdb], TSD->tid, &dkey, 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_delete(%d): %s\n", cdb,
- db_strerror(ret));
- if (ret != DB_NOTFOUND)
+ syslog(LOG_EMERG, "cdb_delete(%d): %s\n", cdb, db_strerror(ret));
+ if (ret != DB_NOTFOUND) {
abort();
+ }
}
} else {
- bailIfCursor(MYCURSORS,
- "attempt to delete during r/o cursor");
+ bailIfCursor(TSD->cursors, "attempt to delete during r/o cursor");
retry:
txbegin(&tid);
txabort(tid);
goto retry;
} else {
- CtdlLogPrintf(CTDL_EMERG, "cdb_delete(%d): %s\n",
+ syslog(LOG_EMERG, "cdb_delete(%d): %s\n",
cdb, db_strerror(ret));
abort();
}
int ret;
DBC *curs;
- if (MYCURSORS[cdb] == NULL)
- ret = dbp[cdb]->cursor(dbp[cdb], MYTID, &curs, 0);
+ if (TSD->cursors[cdb] == NULL)
+ ret = dbp[cdb]->cursor(dbp[cdb], TSD->tid, &curs, 0);
else
- ret =
- MYCURSORS[cdb]->c_dup(MYCURSORS[cdb], &curs,
- DB_POSITION);
+ ret = TSD->cursors[cdb]->c_dup(TSD->cursors[cdb], &curs, DB_POSITION);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "localcursor: %s\n", db_strerror(ret));
+ syslog(LOG_EMERG, "localcursor: %s\n", db_strerror(ret));
abort();
}
* a struct cdbdata which it is the caller's responsibility to free later on
* using the cdb_free() routine.
*/
-struct cdbdata *cdb_fetch(int cdb, void *key, int keylen)
+struct cdbdata *cdb_fetch(int cdb, const void *key, int keylen)
{
struct cdbdata *tempcdb;
dkey.size = keylen;
dkey.data = key;
- if (MYTID != NULL) {
+ if (TSD->tid != NULL) {
memset(&dret, 0, sizeof(DBT));
dret.flags = DB_DBT_MALLOC;
- ret = dbp[cdb]->get(dbp[cdb], MYTID, &dkey, &dret, 0);
+ ret = dbp[cdb]->get(dbp[cdb], TSD->tid, &dkey, &dret, 0);
} else {
DBC *curs;
}
if ((ret != 0) && (ret != DB_NOTFOUND)) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_fetch(%d): %s\n", cdb,
- db_strerror(ret));
+ syslog(LOG_EMERG, "cdb_fetch(%d): %s\n", cdb, db_strerror(ret));
abort();
}
tempcdb = (struct cdbdata *) malloc(sizeof(struct cdbdata));
if (tempcdb == NULL) {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_fetch: Cannot allocate memory for tempcdb\n");
+ syslog(LOG_EMERG, "cdb_fetch: Cannot allocate memory for tempcdb\n");
abort();
}
tempcdb->len = dret.size;
tempcdb->ptr = dret.data;
-#ifdef HAVE_ZLIB
cdb_decompress_if_necessary(tempcdb);
-#endif
return (tempcdb);
}
void cdb_close_cursor(int cdb)
{
- if (MYCURSORS[cdb] != NULL)
- cclose(MYCURSORS[cdb]);
+ if (TSD->cursors[cdb] != NULL) {
+ cclose(TSD->cursors[cdb]);
+ }
- MYCURSORS[cdb] = NULL;
+ TSD->cursors[cdb] = NULL;
}
/*
{
int ret = 0;
- if (MYCURSORS[cdb] != NULL) {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_rewind: must close cursor on database %d before reopening.\n",
- cdb);
+ if (TSD->cursors[cdb] != NULL) {
+ syslog(LOG_EMERG,
+ "cdb_rewind: must close cursor on database %d before reopening.\n", cdb);
abort();
- /* cclose(MYCURSORS[cdb]); */
+ /* cclose(TSD->cursors[cdb]); */
}
/*
* Now initialize the cursor
*/
- ret = dbp[cdb]->cursor(dbp[cdb], MYTID, &MYCURSORS[cdb], 0);
+ ret = dbp[cdb]->cursor(dbp[cdb], TSD->tid, &TSD->cursors[cdb], 0);
if (ret) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_rewind: db_cursor: %s\n",
- db_strerror(ret));
+ syslog(LOG_EMERG, "cdb_rewind: db_cursor: %s\n", db_strerror(ret));
abort();
}
}
memset(&data, 0, sizeof(data));
data.flags = DB_DBT_MALLOC;
- ret = MYCURSORS[cdb]->c_get(MYCURSORS[cdb], &key, &data, DB_NEXT);
+ ret = TSD->cursors[cdb]->c_get(TSD->cursors[cdb], &key, &data, DB_NEXT);
if (ret) {
if (ret != DB_NOTFOUND) {
- CtdlLogPrintf(CTDL_EMERG, "cdb_next_item(%d): %s\n",
- cdb, db_strerror(ret));
+ syslog(LOG_EMERG, "cdb_next_item(%d): %s\n", cdb, db_strerror(ret));
abort();
}
- cclose(MYCURSORS[cdb]);
- MYCURSORS[cdb] = NULL;
+ cdb_close_cursor(cdb);
return NULL; /* presumably, end of file */
}
cdbret = (struct cdbdata *) malloc(sizeof(struct cdbdata));
cdbret->len = data.size;
cdbret->ptr = data.data;
-#ifdef HAVE_ZLIB
cdb_decompress_if_necessary(cdbret);
-#endif
return (cdbret);
}
void cdb_begin_transaction(void)
{
- bailIfCursor(MYCURSORS,
- "can't begin transaction during r/o cursor");
+ bailIfCursor(TSD->cursors, "can't begin transaction during r/o cursor");
- if (MYTID != NULL) {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_begin_transaction: ERROR: nested transaction\n");
+ if (TSD->tid != NULL) {
+ syslog(LOG_EMERG, "cdb_begin_transaction: ERROR: nested transaction\n");
abort();
}
- txbegin(&MYTID);
+ txbegin(&TSD->tid);
}
void cdb_end_transaction(void)
int i;
for (i = 0; i < MAXCDB; i++)
- if (MYCURSORS[i] != NULL) {
- CtdlLogPrintf(CTDL_WARNING,
+ if (TSD->cursors[i] != NULL) {
+ syslog(LOG_WARNING,
"cdb_end_transaction: WARNING: cursor %d still open at transaction end\n",
i);
- cclose(MYCURSORS[i]);
- MYCURSORS[i] = NULL;
+ cclose(TSD->cursors[i]);
+ TSD->cursors[i] = NULL;
}
- if (MYTID == NULL) {
- CtdlLogPrintf(CTDL_EMERG,
+ if (TSD->tid == NULL) {
+ syslog(LOG_EMERG,
"cdb_end_transaction: ERROR: txcommit(NULL) !!\n");
abort();
- } else
- txcommit(MYTID);
+ } else {
+ txcommit(TSD->tid);
+ }
- MYTID = NULL;
+ TSD->tid = NULL;
}
/*
int ret;
u_int32_t count;
- if (MYTID != NULL) {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_trunc must not be called in a transaction.\n");
+ if (TSD->tid != NULL) {
+ syslog(LOG_EMERG, "cdb_trunc must not be called in a transaction.");
abort();
} else {
- bailIfCursor(MYCURSORS,
- "attempt to write during r/o cursor");
+ bailIfCursor(TSD->cursors, "attempt to write during r/o cursor");
retry:
/* txbegin(&tid); */
/* txabort(tid); */
goto retry;
} else {
- CtdlLogPrintf(CTDL_EMERG,
- "cdb_truncate(%d): %s\n", cdb,
- db_strerror(ret));
- abort();
+ syslog(LOG_EMERG, "cdb_truncate(%d): %s\n", cdb, db_strerror(ret));
+ if (ret == ENOMEM) {
+ syslog(LOG_EMERG, "You may need to tune your database; please read http://www.citadel.org/doku.php/faq:troubleshooting:out_of_lock_entries for more information.");
+ }
+ exit(CTDLEXIT_DB);
}
} else {
/* txcommit(tid); */
projects / citadel.git / blobdiff