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chore(poller): add error retry limit

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fuxiaohei 2022-10-12 20:55:50 +08:00 committed by Jason Song
parent dada0730b0
commit 45b0429b21
1 changed files with 15 additions and 1 deletions
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16
poller/poller.go
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@ -16,6 +16,9 @@ import (
log "github.com/sirupsen/logrus"
)
const errorRetryCounterLimit = 3
const errorRetryTimeSleepSecs = 30
var (
ErrDataLock = errors.New("Data Lock Error")
defaultLabels = []string{"self-hosted"}
@ -35,7 +38,8 @@ type Poller struct {
Filter *client.Filter
Dispatch func(context.Context, *runnerv1.Task) error
routineGroup *routineGroup
routineGroup *routineGroup
errorRetryCounter int
}
type runner struct {
@ -98,6 +102,11 @@ func (p *Poller) Poll(ctx context.Context, n int) error {
if err := p.poll(ctx, i+1); err != nil {
log.WithField("thread", i+1).
WithError(err).Error("poll error")
if p.errorRetryCounter > errorRetryCounterLimit {
log.WithField("thread", i+1).Error("poller: too many errors, sleeping for 30 seconds")
// FIXME: it makes ctrl+c hang up
time.Sleep(time.Second * errorRetryTimeSleepSecs)
}
}
}
}
@ -123,16 +132,19 @@ func (p *Poller) poll(ctx context.Context, thread int) error {
}))
if err == context.Canceled || err == context.DeadlineExceeded {
l.WithError(err).Trace("poller: no stage returned")
p.errorRetryCounter++
return nil
}
if err != nil && err == ErrDataLock {
l.WithError(err).Info("task accepted by another runner")
p.errorRetryCounter++
return nil
}
if err != nil {
l.WithError(err).Error("cannot accept task")
p.errorRetryCounter++
return err
}
@ -142,5 +154,7 @@ func (p *Poller) poll(ctx context.Context, thread int) error {
return nil
}
p.errorRetryCounter = 0
return p.Dispatch(ctx, resp.Msg.Task)
}