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Check for ntp clock shift when scheduling next beacon. #301

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Check for ntp clock shift when scheduling next beacon. #301

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8 changes: 8 additions & 0 deletions src/beacon.c
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Original file line number Diff line number Diff line change
Expand Up @@ -614,6 +614,14 @@ static void * beacon_thread (void *arg)
/* i.e. Don't take relative to now in case there was some delay. */

bp->next += bp->every;

/* craigerl: if next beacon is scheduled in the past, then set next beacon relative to now (happens when NTP pushes clock AHEAD) */
/* fixme: if NTP sets clock BACK an hour, this thread will sleep for that hour */
if ( bp->next < now ) {
bp->next = now + bp->every;
dw_printf("\nSystem clock appears to have jumped forward. Beacon schedule updated.\n\n");
}

}

} /* if time to send it */
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