/
job.go
106 lines (89 loc) · 2.58 KB
/
job.go
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/*
Copyright 2018 Google LLC
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 framework
import (
"context"
"encoding/json"
"fmt"
"github.com/pkg/errors"
"io"
"k8s.io/apimachinery/pkg/util/wait"
"os"
"time"
batchv1 "k8s.io/api/batch/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/util/yaml"
"k8s.io/client-go/kubernetes"
)
func MakeJob(pathToYaml string) (*batchv1.Job, error) {
job, err := parseJobYaml(pathToYaml)
if err != nil {
return nil, err
}
return job, nil
}
func CreateJob(kubeClient kubernetes.Interface, namespace string, job *batchv1.Job) error {
_, err := kubeClient.BatchV1().Jobs(namespace).Create(context.TODO(), job, metav1.CreateOptions{})
if err != nil {
return errors.Wrap(err, fmt.Sprintf("failed to create job %s", job.Name))
}
return nil
}
func DeleteJob(kubeClient kubernetes.Interface, namespace, name string) error {
deleteProp := metav1.DeletePropagationForeground
return kubeClient.BatchV1().Jobs(namespace).Delete(
context.TODO(),
name,
metav1.DeleteOptions{PropagationPolicy: &deleteProp},
)
}
func parseJobYaml(relativePath string) (*batchv1.Job, error) {
var manifest *os.File
var err error
var job batchv1.Job
if manifest, err = PathToOSFile(relativePath); err != nil {
return nil, err
}
decoder := yaml.NewYAMLOrJSONDecoder(manifest, 100)
for {
var out unstructured.Unstructured
err = decoder.Decode(&out)
if err != nil {
// this would indicate it's malformed YAML.
break
}
if out.GetKind() == "Job" {
var marshaled []byte
marshaled, err = out.MarshalJSON()
json.Unmarshal(marshaled, &job)
break
}
}
if err != io.EOF && err != nil {
return nil, err
}
return &job, nil
}
func WaitUntilJobCompleted(kubeClient kubernetes.Interface, namespace, name string, timeout time.Duration) error {
return wait.Poll(time.Second, timeout, func() (bool, error) {
job, _ := kubeClient.
BatchV1().Jobs(namespace).
Get(context.TODO(), name, metav1.GetOptions{})
if job.Status.Succeeded == 1 {
return true, nil
} else {
return false, nil
}
})
}