Initial commit

pkg/models/workloads/jobs.go

@@ -0,0 +1,79 @@
+/*
+
+ Copyright 2019 The KubeSphere 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 workloads
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/golang/glog"
+	"k8s.io/api/batch/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+	"kubesphere.io/kubesphere/pkg/client"
+)
+
+const retryTimes = 3
+
+func JobReRun(namespace, jobName string) error {
+	k8sClient := client.K8sClient()
+	job, err := k8sClient.BatchV1().Jobs(namespace).Get(jobName, metav1.GetOptions{})
+	if err != nil {
+		return err
+	}
+
+	newJob := *job
+	newJob.ResourceVersion = ""
+	newJob.Status = v1.JobStatus{}
+	newJob.ObjectMeta.UID = ""
+	newJob.Annotations["revisions"] = strings.Replace(job.Annotations["revisions"], "running", "unfinished", -1)
+
+	delete(newJob.Spec.Selector.MatchLabels, "controller-uid")
+	delete(newJob.Spec.Template.ObjectMeta.Labels, "controller-uid")
+
+	err = deleteJob(namespace, jobName)
+
+	if err != nil {
+		glog.Errorf("failed to rerun job %s, reason: %s", jobName, err)
+		return fmt.Errorf("failed to rerun job %s", jobName)
+	}
+
+	for i := 0; i < retryTimes; i++ {
+		_, err = k8sClient.BatchV1().Jobs(namespace).Create(&newJob)
+		if err != nil {
+			time.Sleep(time.Second)
+			continue
+		}
+		break
+	}
+
+	if err != nil {
+		glog.Errorf("failed to rerun job %s, reason: %s", jobName, err)
+		return fmt.Errorf("failed to rerun job %s", jobName)
+	}
+
+	return nil
+}
+
+func deleteJob(namespace, job string) error {
+	k8sClient := client.K8sClient()
+	deletePolicy := metav1.DeletePropagationBackground
+	err := k8sClient.BatchV1().Jobs(namespace).Delete(job, &metav1.DeleteOptions{PropagationPolicy: &deletePolicy})
+	return err
+}