markretallackandGitHub
45d6132ffd
* Create a publisher per cron timer We want to be able to run multiple timers at the same time. * Remove error
119 lines
3.7 KiB
Go
119 lines
3.7 KiB
Go
/*
|
|
Copyright 2016 The Fission Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package timer
|
|
|
|
import (
|
|
"context"
|
|
"time"
|
|
|
|
"go.uber.org/zap"
|
|
k8sCache "k8s.io/client-go/tools/cache"
|
|
|
|
fv1 "github.com/fission/fission/pkg/apis/core/v1"
|
|
"github.com/fission/fission/pkg/crd"
|
|
"github.com/fission/fission/pkg/generated/clientset/versioned"
|
|
"github.com/fission/fission/pkg/utils"
|
|
"github.com/fission/fission/pkg/utils/manager"
|
|
)
|
|
|
|
type (
|
|
TimerSync struct {
|
|
logger *zap.Logger
|
|
fissionClient versioned.Interface
|
|
timer *Timer
|
|
timeTriggerInformer map[string]k8sCache.SharedIndexInformer
|
|
}
|
|
)
|
|
|
|
func MakeTimerSync(ctx context.Context, logger *zap.Logger, fissionClient versioned.Interface, timer *Timer) (*TimerSync, error) {
|
|
ws := &TimerSync{
|
|
logger: logger.Named("timer_sync"),
|
|
fissionClient: fissionClient,
|
|
timer: timer,
|
|
}
|
|
ws.timeTriggerInformer = utils.GetInformersForNamespaces(fissionClient, time.Minute*30, fv1.TimeTriggerResource)
|
|
err := ws.TimeTriggerEventHandlers(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return ws, nil
|
|
}
|
|
|
|
func (ws *TimerSync) Run(ctx context.Context, mgr manager.Interface) {
|
|
mgr.AddInformers(ctx, ws.timeTriggerInformer)
|
|
}
|
|
|
|
func (ws *TimerSync) AddUpdateTimeTrigger(timeTrigger *fv1.TimeTrigger) {
|
|
logger := ws.logger.With(zap.String("trigger_name", timeTrigger.Name), zap.String("trigger_namespace", timeTrigger.Namespace))
|
|
|
|
ws.logger.Debug("cron event")
|
|
|
|
if item, ok := ws.timer.triggers[crd.CacheKeyUIDFromMeta(&timeTrigger.ObjectMeta)]; ok {
|
|
if item.cron != nil {
|
|
item.cron.Stop()
|
|
}
|
|
item.trigger = *timeTrigger
|
|
item.cron = ws.timer.newCron(*timeTrigger, ws.timer.routerUrl)
|
|
logger.Debug("cron updated")
|
|
} else {
|
|
ws.timer.triggers[crd.CacheKeyUIDFromMeta(&timeTrigger.ObjectMeta)] = &timerTriggerWithCron{
|
|
trigger: *timeTrigger,
|
|
cron: ws.timer.newCron(*timeTrigger, ws.timer.routerUrl),
|
|
}
|
|
logger.Debug("cron added")
|
|
}
|
|
}
|
|
|
|
func (ws *TimerSync) DeleteTimeTrigger(timeTrigger *fv1.TimeTrigger) {
|
|
logger := ws.logger.With(zap.String("trigger_name", timeTrigger.Name), zap.String("trigger_namespace", timeTrigger.Namespace))
|
|
|
|
if item, ok := ws.timer.triggers[crd.CacheKeyUIDFromMeta(&timeTrigger.ObjectMeta)]; ok {
|
|
if item.cron != nil {
|
|
item.cron.Stop()
|
|
logger.Info("cron for time trigger stopped")
|
|
}
|
|
delete(ws.timer.triggers, crd.CacheKeyUIDFromMeta(&timeTrigger.ObjectMeta))
|
|
logger.Debug("cron deleted")
|
|
}
|
|
}
|
|
|
|
func (ws *TimerSync) TimeTriggerEventHandlers(ctx context.Context) error {
|
|
for _, informer := range ws.timeTriggerInformer {
|
|
_, err := informer.AddEventHandler(k8sCache.ResourceEventHandlerFuncs{
|
|
AddFunc: func(obj interface{}) {
|
|
timeTrigger := obj.(*fv1.TimeTrigger)
|
|
ws.AddUpdateTimeTrigger(timeTrigger)
|
|
},
|
|
UpdateFunc: func(oldObj interface{}, newObj interface{}) {
|
|
oldTimeTrigger := oldObj.(*fv1.TimeTrigger)
|
|
newTimeTrigger := newObj.(*fv1.TimeTrigger)
|
|
if oldTimeTrigger.ObjectMeta.ResourceVersion != newTimeTrigger.ObjectMeta.ResourceVersion {
|
|
ws.AddUpdateTimeTrigger(newTimeTrigger)
|
|
}
|
|
},
|
|
DeleteFunc: func(obj interface{}) {
|
|
timeTrigger := obj.(*fv1.TimeTrigger)
|
|
ws.DeleteTimeTrigger(timeTrigger)
|
|
},
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|