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workercollector.go
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workercollector.go
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package gc
import (
"code.cloudfoundry.org/lager"
"github.com/concourse/atc/db"
)
type workerCollector struct {
logger lager.Logger
workerLifecycle db.WorkerLifecycle
}
func NewWorkerCollector(
logger lager.Logger,
workerLifecycle db.WorkerLifecycle,
) Collector {
return &workerCollector{
logger: logger,
workerLifecycle: workerLifecycle,
}
}
func (wc *workerCollector) Run() error {
logger := wc.logger.Session("run")
logger.Debug("start")
defer logger.Debug("done")
affected, err := wc.workerLifecycle.StallUnresponsiveWorkers()
if err != nil {
logger.Error("failed-to-mark-workers-as-stalled", err)
return err
}
if len(affected) > 0 {
logger.Debug("stalled", lager.Data{"count": len(affected), "workers": affected})
}
affected, err = wc.workerLifecycle.DeleteFinishedRetiringWorkers()
if err != nil {
logger.Error("failed-to-delete-finished-retiring-workers", err)
return err
}
if len(affected) > 0 {
logger.Debug("retired", lager.Data{"count": len(affected), "workers": affected})
}
affected, err = wc.workerLifecycle.LandFinishedLandingWorkers()
if err != nil {
logger.Error("failed-to-land-finished-landing-workers", err)
return err
}
if len(affected) > 0 {
logger.Debug("landed", lager.Data{"count": len(affected), "workers": affected})
}
return nil
}