4d60b71583
- Faster start up - Clearer error messages - Allow for more Gluetun-specific customization - DNSSEC validation is dropped for now (it's sort of unneeded) - Fix #137
67 lines
1.5 KiB
Go
67 lines
1.5 KiB
Go
package dns
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import (
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"context"
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"time"
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"github.com/qdm12/gluetun/internal/constants"
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)
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func (l *Loop) RunRestartTicker(ctx context.Context, done chan<- struct{}) {
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defer close(done)
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// Timer that acts as a ticker
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timer := time.NewTimer(time.Hour)
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timer.Stop()
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timerIsStopped := true
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settings := l.GetSettings()
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if period := *settings.DoT.UpdatePeriod; period > 0 {
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timer.Reset(period)
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timerIsStopped = false
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}
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lastTick := time.Unix(0, 0)
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for {
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select {
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case <-ctx.Done():
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if !timerIsStopped && !timer.Stop() {
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<-timer.C
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}
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return
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case <-timer.C:
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lastTick = l.timeNow()
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status := l.GetStatus()
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if status == constants.Running {
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if err := l.updateFiles(ctx); err != nil {
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l.statusManager.SetStatus(constants.Crashed)
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l.logger.Error(err.Error())
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l.logger.Warn("skipping DNS server restart due to failed files update")
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continue
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}
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}
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_, _ = l.statusManager.ApplyStatus(ctx, constants.Stopped)
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_, _ = l.statusManager.ApplyStatus(ctx, constants.Running)
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settings := l.GetSettings()
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timer.Reset(*settings.DoT.UpdatePeriod)
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case <-l.updateTicker:
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if !timer.Stop() {
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<-timer.C
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}
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timerIsStopped = true
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settings := l.GetSettings()
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newUpdatePeriod := *settings.DoT.UpdatePeriod
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if newUpdatePeriod == 0 {
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continue
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}
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var waited time.Duration
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if lastTick.UnixNano() != 0 {
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waited = l.timeSince(lastTick)
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}
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leftToWait := newUpdatePeriod - waited
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timer.Reset(leftToWait)
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timerIsStopped = false
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}
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}
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}
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