forked from evergreen-ci/evergreen
/
stats_queue.go
67 lines (57 loc) · 1.47 KB
/
stats_queue.go
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package units
import (
"context"
"fmt"
"github.com/evergreen-ci/evergreen"
"github.com/evergreen-ci/evergreen/scheduler"
"github.com/mongodb/amboy"
"github.com/mongodb/amboy/dependency"
"github.com/mongodb/amboy/job"
"github.com/mongodb/amboy/registry"
"github.com/mongodb/grip"
"github.com/mongodb/grip/message"
"github.com/pkg/errors"
)
const queueStatsCollectorJobName = "queue-stats-collector"
func init() {
registry.AddJobType(queueStatsCollectorJobName,
func() amboy.Job { return makeQueueStatsCollector() })
}
type queueStatsCollector struct {
job.Base `bson:"job_base" json:"job_base" yaml:"job_base"`
}
func NewQueueStatsCollector(id string) amboy.Job {
j := makeQueueStatsCollector()
j.SetID(fmt.Sprintf("%s-%s", queueStatsCollectorJobName, id))
return j
}
func makeQueueStatsCollector() *queueStatsCollector {
j := &queueStatsCollector{
Base: job.Base{
JobType: amboy.JobType{
Name: queueStatsCollectorJobName,
Version: 0,
},
},
}
j.SetDependency(dependency.NewAlways())
return j
}
func (j *queueStatsCollector) Run(_ context.Context) {
defer j.MarkComplete()
env := evergreen.GetEnvironment()
if env == nil {
j.AddError(errors.New("env is nil"))
return
}
settings := env.Settings()
finder := scheduler.GetTaskFinder(settings.Scheduler.TaskFinder)
tasks, err := finder("")
if err != nil {
j.AddError(errors.Wrap(err, "error finding runnable tasks"))
return
}
grip.Info(message.Fields{
"total_queue_length": len(tasks),
})
}