diff options
Diffstat (limited to 'src/or/main.c')
| -rw-r--r-- | src/or/main.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/or/main.c b/src/or/main.c index 9fa62f89ef..5a17212da6 100644 --- a/src/or/main.c +++ b/src/or/main.c @@ -1763,6 +1763,17 @@ second_elapsed_callback(periodic_timer_t *timer, void *arg) current_second = now; /* remember which second it is, for next time */ } +#ifdef HAVE_SYSTEMD_209 +static periodic_timer_t *systemd_watchdog_timer = NULL; + +/** Libevent callback: invoked to reset systemd watchdog. */ +static void +systemd_watchdog_callback(periodic_timer_t *timer, void *arg) +{ + sd_notify(1, "WATCHDOG=1"); +} +#endif + #ifndef USE_BUFFEREVENTS /** Timer: used to invoke refill_callback(). */ static periodic_timer_t *refill_timer = NULL; @@ -2031,6 +2042,24 @@ do_main_loop(void) tor_assert(second_timer); } +#ifdef HAVE_SYSTEMD_209 + uint64_t watchdog_delay; + /* set up systemd watchdog notification. */ + if (sd_watchdog_enabled(1, &watchdog_delay)) { + if (! systemd_watchdog_timer) { + struct timeval watchdog; + watchdog.tv_sec = 0; + watchdog.tv_usec = watchdog_delay/2; + + systemd_watchdog_timer = periodic_timer_new(tor_libevent_get_base(), + &watchdog, + systemd_watchdog_callback, + NULL); + tor_assert(systemd_watchdog_timer); + } + } +#endif + #ifndef USE_BUFFEREVENTS if (!refill_timer) { struct timeval refill_interval; |