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Add Systemd watchdog

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This commit is contained in:
Frédéric Guillot 2021-05-22 18:36:32 -07:00 • committed by fguillot
parent 1005fb973e
commit c4a56105ca
4 changed files with 119 additions and 54 deletions
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33
cli/daemon.go
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@ -18,6 +18,7 @@ import (
"miniflux.app/service/httpd"
"miniflux.app/service/scheduler"
"miniflux.app/storage"
"miniflux.app/systemd"
"miniflux.app/worker"
)
@ -44,9 +45,35 @@ func startDaemon(store *storage.Storage) {
go collector.GatherStorageMetrics()
}
// Notify systemd that we are ready.
if err := sdNotify(sdNotifyReady); err != nil {
logger.Error("Unable to send readiness notification to systemd: %v", err)
if systemd.HasNotifySocket() {
logger.Info("Sending readiness notification to Systemd")
if err := systemd.SdNotify(systemd.SdNotifyReady); err != nil {
logger.Error("Unable to send readiness notification to systemd: %v", err)
}
if systemd.HasSystemdWatchdog() {
logger.Info("Activating Systemd watchdog")
go func() {
interval, err := systemd.WatchdogInterval()
if err != nil {
logger.Error("Unable to parse watchdog interval from systemd: %v", err)
return
}
for {
err := store.Ping()
if err != nil {
logger.Error(`Systemd Watchdog: %v`, err)
} else {
systemd.SdNotify(systemd.SdNotifyWatchdog)
}
time.Sleep(interval / 2)
}
}()
}
}
<-stop