diff options
Diffstat (limited to 'src/timesync')
| -rw-r--r-- | src/timesync/timesyncd-manager.c | 14 | ||||
| -rw-r--r-- | src/timesync/timesyncd-manager.h | 1 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/timesync/timesyncd-manager.c b/src/timesync/timesyncd-manager.c index 3261bc1fb1..a5678ccaed 100644 --- a/src/timesync/timesyncd-manager.c +++ b/src/timesync/timesyncd-manager.c @@ -209,6 +209,19 @@ static int manager_send_request(Manager *m) { return manager_connect(m); } + /* re-arm timer with increasing timeout, in case the packets never arrive back */ + if (m->retry_interval > 0) { + if (m->retry_interval < NTP_POLL_INTERVAL_MAX_SEC * USEC_PER_SEC) + m->retry_interval *= 2; + } else + m->retry_interval = NTP_POLL_INTERVAL_MIN_SEC * USEC_PER_SEC; + + r = manager_arm_timer(m, m->retry_interval); + if (r < 0) { + log_error("Failed to rearm timer: %s", strerror(-r)); + return r; + } + m->missed_replies++; if (m->missed_replies > NTP_MAX_MISSED_REPLIES) { r = sd_event_add_time( @@ -596,6 +609,7 @@ static int manager_receive_response(sd_event_source *source, int fd, uint32_t re /* valid packet */ m->pending = false; + m->retry_interval = 0; /* announce leap seconds */ if (NTP_FIELD_LEAP(ntpmsg.field) & NTP_LEAP_PLUSSEC) diff --git a/src/timesync/timesyncd-manager.h b/src/timesync/timesyncd-manager.h index 8296d41295..c7efdc5dfb 100644 --- a/src/timesync/timesyncd-manager.h +++ b/src/timesync/timesyncd-manager.h @@ -60,6 +60,7 @@ struct Manager { /* last sent packet */ struct timespec trans_time_mon; struct timespec trans_time; + usec_t retry_interval; bool pending; /* poll timer */ |