/
pod.go
80 lines (74 loc) · 1.9 KB
/
pod.go
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package controllers
import (
"reflect"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/util/workqueue"
"github.com/caicloud/cyclone/pkg/k8s/clientset"
"github.com/caicloud/cyclone/pkg/meta"
"github.com/caicloud/cyclone/pkg/workflow/common"
"github.com/caicloud/cyclone/pkg/workflow/controller/handlers/pod"
)
// NewPodController ...
func NewPodController(clusterClient kubernetes.Interface, client clientset.Interface) *Controller {
queue := workqueue.NewRateLimitingQueue(workqueue.DefaultControllerRateLimiter())
factory := informers.NewSharedInformerFactoryWithOptions(
clusterClient,
common.ResyncPeriod,
informers.WithTweakListOptions(func(options *metav1.ListOptions) {
options.LabelSelector = meta.CyclonePodSelector()
}),
)
informer := factory.Core().V1().Pods().Informer()
informer.AddEventHandler(cache.ResourceEventHandlerFuncs{
AddFunc: func(obj interface{}) {
key, err := cache.MetaNamespaceKeyFunc(obj)
if err != nil {
return
}
queue.Add(Event{
Key: key,
EventType: CREATE,
Object: obj,
})
},
UpdateFunc: func(old, new interface{}) {
if reflect.DeepEqual(old, new) {
return
}
key, err := cache.MetaNamespaceKeyFunc(new)
if err != nil {
return
}
queue.Add(Event{
Key: key,
EventType: UPDATE,
Object: new,
})
},
DeleteFunc: func(obj interface{}) {
key, err := cache.MetaNamespaceKeyFunc(obj)
if err != nil {
return
}
queue.Add(Event{
Key: key,
EventType: DELETE,
Object: obj,
})
},
})
return &Controller{
name: "Workflow Pod Controller",
clientSet: client,
clusterClient: clusterClient,
informer: informer,
queue: queue,
eventHandler: &pod.Handler{
ClusterClient: clusterClient,
Client: client,
},
}
}