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dmeventd: restart checks for running daemon

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Check whether the pid file is associated with running daemon.
If not there is not much point to wait many seconds in loop.
This commit is contained in:
Zdenek Kabelac 2024-04-09 23:29:02 +02:00
parent f27388b5d8
commit f27273e1f0
2 changed files with 6 additions and 0 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.198 - Version 1.02.198 -
=================== ===================
Restart of dmeventd -R checks pid file to detect running dmeventd first.
Query with dmeventd -i quickly ends when there is no running dmeventd. Query with dmeventd -i quickly ends when there is no running dmeventd.
Enhance dm_get_status_raid to handle mismatching status or reported legs. Enhance dm_get_status_raid to handle mismatching status or reported legs.
Create /dev/disk/by-label symlinks for DM devs that have crypto as next layer. Create /dev/disk/by-label symlinks for DM devs that have crypto as next layer.

5
daemons/dmeventd/dmeventd.c
View File

@ -2154,6 +2154,11 @@ static void _restart_dmeventd(void)
int version; int version;
const char *e; const char *e;
if (!dm_daemon_is_running(DMEVENTD_PIDFILE)) {
fprintf(stderr, "WARNING: Coult not find running dmeventd associated with pid file %s.\n", DMEVENTD_PIDFILE);
exit(EXIT_FAILURE);
}
/* Get the list of registrations from the running daemon. */ /* Get the list of registrations from the running daemon. */
if (!init_fifos(&fifos)) { if (!init_fifos(&fifos)) {
fprintf(stderr, "WARNING: Could not initiate communication with existing dmeventd.\n"); fprintf(stderr, "WARNING: Could not initiate communication with existing dmeventd.\n");