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health_helper.go
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health_helper.go
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package commands
import (
"sync"
"time"
"github.com/Sirupsen/logrus"
"gitlab.com/gitlab-org/gitlab-ci-multi-runner/common"
)
type healthData struct {
failures int
lastCheck time.Time
}
type healthHelper struct {
healthy map[string]*healthData
healthyLock sync.Mutex
}
func (mr *healthHelper) getHealth(id string) *healthData {
if mr.healthy == nil {
mr.healthy = map[string]*healthData{}
}
health := mr.healthy[id]
if health == nil {
health = &healthData{
lastCheck: time.Now(),
}
mr.healthy[id] = health
}
return health
}
func (mr *healthHelper) isHealthy(id string) bool {
mr.healthyLock.Lock()
defer mr.healthyLock.Unlock()
health := mr.getHealth(id)
if health.failures < common.HealthyChecks {
return true
}
if time.Since(health.lastCheck) > common.HealthCheckInterval*time.Second {
logrus.Errorln("Runner", id, "is not healthy, but will be checked!")
health.failures = 0
health.lastCheck = time.Now()
return true
}
return false
}
func (mr *healthHelper) makeHealthy(id string, healthy bool) {
mr.healthyLock.Lock()
defer mr.healthyLock.Unlock()
health := mr.getHealth(id)
if healthy {
health.failures = 0
health.lastCheck = time.Now()
} else {
health.failures++
if health.failures >= common.HealthyChecks {
logrus.Errorln("Runner", id, "is not healthy and will be disabled!")
}
}
}