* then the second stage deletes all listed objects from the database.
*
* At first glance this may seem cumbersome and unnecessary. The reason it is
- * implemented in this way is because GDBM (and perhaps some other backends we
- * may hook into in the future) explicitly do _not_ support the deletion of
+ * implemented in this way is because Berkeley DB, and possibly other backends
+ * we may hook into in the future, explicitly do _not_ support the deletion of
* records from a file while the file is being traversed. The delete operation
* will succeed, but the traversal is not guaranteed to visit every object if
* this is done. Therefore we utilize the two-stage purge.
#include <limits.h>
#include "citadel.h"
#include "server.h"
-#include <syslog.h>
#include "sysdep_decls.h"
#include "citserver.h"
#include "support.h"
#include "config.h"
-#include "dynloader.h"
+#include "serv_extensions.h"
#include "room_ops.h"
#include "policy.h"
#include "database.h"
};
-struct roomref {
- struct roomref *next;
+struct ctdlroomref {
+ struct ctdlroomref *next;
long msgnum;
};
struct ValidUser *ValidUserList = NULL;
int messages_purged;
-struct roomref *rr = NULL;
+struct ctdlroomref *rr = NULL;
extern struct CitContext *ContextList;
* First phase of message purge -- gather the locations of messages which
* qualify for purging and write them to a temp file.
*/
-void GatherPurgeMessages(struct quickroom *qrbuf, void *data) {
+void GatherPurgeMessages(struct ctdlroom *qrbuf, void *data) {
struct ExpirePolicy epbuf;
long delnum;
time_t xtime, now;
void PurgeMessages(void) {
FILE *purgelist;
- lprintf(5, "PurgeMessages() called\n");
+ lprintf(CTDL_DEBUG, "PurgeMessages() called\n");
messages_purged = 0;
purgelist = tmpfile();
if (purgelist == NULL) {
- lprintf(3, "Can't create purgelist temp file: %s\n",
+ lprintf(CTDL_CRIT, "Can't create purgelist temp file: %s\n",
strerror(errno));
return;
}
}
-void AddValidUser(struct usersupp *usbuf, void *data) {
+void AddValidUser(struct ctdluser *usbuf, void *data) {
struct ValidUser *vuptr;
vuptr = (struct ValidUser *)mallok(sizeof(struct ValidUser));
ValidUserList = vuptr;
}
-void AddValidRoom(struct quickroom *qrbuf, void *data) {
+void AddValidRoom(struct ctdlroom *qrbuf, void *data) {
struct ValidRoom *vrptr;
vrptr = (struct ValidRoom *)mallok(sizeof(struct ValidRoom));
ValidRoomList = vrptr;
}
-void DoPurgeRooms(struct quickroom *qrbuf, void *data) {
+void DoPurgeRooms(struct ctdlroom *qrbuf, void *data) {
time_t age, purge_secs;
struct PurgeList *pptr;
struct ValidUser *vuptr;
age = time(NULL) - (qrbuf->QRmtime);
purge_secs = (time_t)config.c_roompurge * (time_t)86400;
if (purge_secs <= (time_t)0) return;
- lprintf(9, "<%s> is <%ld> seconds old\n", qrbuf->QRname, (long)age);
+ lprintf(CTDL_DEBUG, "<%s> is <%ld> seconds old\n", qrbuf->QRname, (long)age);
if (age > purge_secs) do_purge = 1;
} /* !QR_MAILBOX */
int PurgeRooms(void) {
struct PurgeList *pptr;
int num_rooms_purged = 0;
- struct quickroom qrbuf;
+ struct ctdlroom qrbuf;
struct ValidUser *vuptr;
char *transcript = NULL;
- lprintf(5, "PurgeRooms() called\n");
+ lprintf(CTDL_DEBUG, "PurgeRooms() called\n");
/* Load up a table full of valid user numbers so we can delete
if (num_rooms_purged > 0) aide_message(transcript);
phree(transcript);
- lprintf(5, "Purged %d rooms.\n", num_rooms_purged);
+ lprintf(CTDL_DEBUG, "Purged %d rooms.\n", num_rooms_purged);
return(num_rooms_purged);
}
-void do_user_purge(struct usersupp *us, void *data) {
+void do_user_purge(struct ctdluser *us, void *data) {
int purge;
time_t now;
time_t purge_time;
/* stupid recovery routine to re-create missing mailboxen.
* don't enable this.
- struct quickroom qrbuf;
+ struct ctdlroom qrbuf;
char mailboxname[ROOMNAMELEN];
MailboxName(mailboxname, us, MAILROOM);
create_room(mailboxname, 4, "", 0, 1, 1);
if (getroom(&qrbuf, mailboxname) != 0) return;
- lprintf(9, "Got %s\n", qrbuf.QRname);
+ lprintf(CTDL_DEBUG, "Got %s\n", qrbuf.QRname);
*/
int num_users_purged = 0;
char *transcript = NULL;
- lprintf(5, "PurgeUsers() called\n");
+ lprintf(CTDL_DEBUG, "PurgeUsers() called\n");
if (config.c_userpurge > 0) {
ForEachUser(do_user_purge, NULL);
}
if (num_users_purged > 0) aide_message(transcript);
phree(transcript);
- lprintf(5, "Purged %d users.\n", num_users_purged);
+ lprintf(CTDL_DEBUG, "Purged %d users.\n", num_users_purged);
return(num_users_purged);
}
struct UPurgeList *uptr;
/* Phase 1: traverse through the table, discovering old records... */
- lprintf(9, "Purge use table: phase 1\n");
+ lprintf(CTDL_DEBUG, "Purge use table: phase 1\n");
cdb_rewind(CDB_USETABLE);
while(cdbut = cdb_next_item(CDB_USETABLE), cdbut != NULL) {
}
/* Phase 2: delete the records */
- lprintf(9, "Purge use table: phase 2\n");
+ lprintf(CTDL_DEBUG, "Purge use table: phase 2\n");
while (ul != NULL) {
cdb_delete(CDB_USETABLE, ul->up_key, strlen(ul->up_key));
uptr = ul->next;
ul = uptr;
}
- lprintf(9, "Purge use table: finished (purged %d records)\n", purged);
+ lprintf(CTDL_DEBUG, "Purge use table: finished (purged %d records)\n", purged);
return(purged);
}
-void cmd_expi(char *argbuf) {
- char cmd[SIZ];
+void purge_databases(void) {
int retval;
+ static time_t last_purge = 0;
+ time_t now;
+ struct tm tm;
- if (CtdlAccessCheck(ac_aide)) return;
+ /* Do the auto-purge if the current hour equals the purge hour,
+ * but not if the operation has already been performed in the
+ * last twelve hours. This is usually enough granularity.
+ */
+ now = time(NULL);
+ memcpy(&tm, localtime(&now), sizeof(struct tm));
+ if (tm.tm_hour != config.c_purge_hour) return;
+ if ((now - last_purge) < 43200) return;
- extract(cmd, argbuf, 0);
- if (!strcasecmp(cmd, "users")) {
- retval = PurgeUsers();
- cprintf("%d Purged %d users.\n", CIT_OK, retval);
- return;
- }
- else if (!strcasecmp(cmd, "messages")) {
- PurgeMessages();
- cprintf("%d Expired %d messages.\n", CIT_OK, messages_purged);
- return;
- }
- else if (!strcasecmp(cmd, "rooms")) {
- retval = PurgeRooms();
- cprintf("%d Expired %d rooms.\n", CIT_OK, retval);
- return;
- }
- else if (!strcasecmp(cmd, "visits")) {
- retval = PurgeVisits();
- cprintf("%d Purged %d visits.\n", CIT_OK, retval);
- }
- else if (!strcasecmp(cmd, "usetable")) {
- retval = PurgeUseTable();
- cprintf("%d Purged %d entries from the use table.\n",
- CIT_OK, retval);
- }
- else if (!strcasecmp(cmd, "defrag")) {
- defrag_databases();
- cprintf("%d Defragmented the databases.\n", CIT_OK);
- }
- else {
- cprintf("%d Invalid command.\n", ERROR+ILLEGAL_VALUE);
- return;
- }
+ lprintf(CTDL_INFO, "Auto-purger: starting.\n");
+
+ retval = PurgeUsers();
+ lprintf(CTDL_NOTICE, "Purged %d users.\n", retval);
+
+ PurgeMessages();
+ lprintf(CTDL_NOTICE, "Expired %d messages.\n", messages_purged);
+
+ retval = PurgeRooms();
+ lprintf(CTDL_NOTICE, "Expired %d rooms.\n", retval);
+
+ retval = PurgeVisits();
+ lprintf(CTDL_NOTICE, "Purged %d visits.\n", retval);
+
+ retval = PurgeUseTable();
+ lprintf(CTDL_NOTICE, "Purged %d entries from the use table.\n", retval);
+
+ lprintf(CTDL_INFO, "Auto-purger: finished.\n");
+
+ last_purge = now; /* So we don't do it again soon */
}
/*****************************************************************************/
void do_fsck_msg(long msgnum, void *userdata) {
- struct roomref *ptr;
+ struct ctdlroomref *ptr;
- ptr = (struct roomref *)mallok(sizeof(struct roomref));
+ ptr = (struct ctdlroomref *)mallok(sizeof(struct ctdlroomref));
ptr->next = rr;
ptr->msgnum = msgnum;
rr = ptr;
}
-void do_fsck_room(struct quickroom *qrbuf, void *data)
+void do_fsck_room(struct ctdlroom *qrbuf, void *data)
{
- getroom(&CC->quickroom, qrbuf->QRname);
+ getroom(&CC->room, qrbuf->QRname);
CtdlForEachMessage(MSGS_ALL, 0L, NULL, NULL, do_fsck_msg, NULL);
}
long msgnum;
struct cdbdata *cdbmsg;
struct MetaData smi;
- struct roomref *ptr;
+ struct ctdlroomref *ptr;
int realcount;
if (CtdlAccessCheck(ac_aide)) return;
/* Lame way of checking whether anyone else is doing this now */
if (rr != NULL) {
- cprintf("%d Another FSCK is already running.\n", ERROR);
+ cprintf("%d Another FSCK is already running.\n", ERROR + RESOURCE_BUSY);
return;
}
char *serv_expire_init(void)
{
- CtdlRegisterProtoHook(cmd_expi, "EXPI", "Expire old system objects");
+ CtdlRegisterSessionHook(purge_databases, EVT_TIMER);
CtdlRegisterProtoHook(cmd_fsck, "FSCK", "Check message ref counts");
return "$Id$";
}