* This file contains housekeeping tasks which periodically
* need to be executed.
*
+ * $Id$
*/
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <errno.h>
+#include <limits.h>
#include <pthread.h>
#include "citadel.h"
#include "server.h"
void terminate_idle_sessions(void) {
struct CitContext *ccptr;
time_t now;
-
- time(&now);
+
+START_OVER:
+ now = time(NULL);
for (ccptr = ContextList; ccptr != NULL; ccptr = ccptr->next) {
if ( (ccptr!=CC)
&& (config.c_sleeping > 0)
&& (now - (ccptr->lastcmd) > config.c_sleeping) ) {
- lprintf(3, "Session %d timed out\n", ccptr->cs_pid);
+ lprintf(3, "Session %d timed out. Terminating it...\n",
+ ccptr->cs_pid);
kill_session(ccptr->cs_pid);
- ccptr = ContextList;
+ lprintf(9, "...done terminating it.\n");
+ goto START_OVER;
}
}
}
*/
void do_housekeeping(void) {
+ lprintf(9, "--- begin housekeeping ---\n");
begin_critical_section(S_HOUSEKEEPING);
/*
* Terminate idle sessions.
*/
lprintf(7, "Calling terminate_idle_sessions()\n");
terminate_idle_sessions();
+ lprintf(9, "Done with terminate_idle_sessions()\n");
/*
* If the server is scheduled to shut down the next time all
master_cleanup();
}
end_critical_section(S_HOUSEKEEPING);
+ lprintf(9, "--- end housekeeping ---\n");
}
/*
* Check (and fix) floor reference counts. This doesn't need to be done
* very often, since the counts should remain correct during normal operation.
+ * NOTE: this function pair should ONLY be called during startup. It is NOT
+ * thread safe.
*/
+void check_ref_counts_backend(struct quickroom *qrbuf) {
+ struct floor flbuf;
+
+ lgetfloor(&flbuf, qrbuf->QRfloor);
+ ++flbuf.f_ref_count;
+ flbuf.f_flags = flbuf.f_flags | QR_INUSE;
+ lputfloor(&flbuf, qrbuf->QRfloor);
+ }
+
void check_ref_counts(void) {
- int ref[MAXFLOORS];
- struct quickroom qrbuf;
struct floor flbuf;
int a;
- for (a=0; a<MAXFLOORS; ++a) ref[a] = 0;
-
- for (a=0; a<MAXROOMS; ++a) {
- getroom(&qrbuf, a);
- if (qrbuf.QRflags & QR_INUSE) {
- ++ref[(int)qrbuf.QRfloor];
- }
- }
-
for (a=0; a<MAXFLOORS; ++a) {
lgetfloor(&flbuf, a);
- flbuf.f_ref_count = ref[a];
- if (ref[a] > 0) flbuf.f_flags = flbuf.f_flags | QR_INUSE ;
+ flbuf.f_ref_count = 0;
+ flbuf.f_flags = flbuf.f_flags & ~QR_INUSE;
lputfloor(&flbuf, a);
}
+
+ ForEachRoom(check_ref_counts_backend);
}