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job.go
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job.go
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package storage
import (
"context"
"fmt"
goharborv1 "github.com/plotly/harbor-operator/apis/goharbor.io/v1beta1"
"github.com/plotly/harbor-operator/pkg/cluster/controllers/common"
"github.com/plotly/harbor-operator/pkg/cluster/lcm"
"github.com/plotly/harbor-operator/pkg/resources/checksum"
batchv1 "k8s.io/api/batch/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"sigs.k8s.io/controller-runtime/pkg/client"
)
const initBucketScript = `
for i in {1..10}; do
if [[ $(mc alias set minio $MINIO_ENDPOINT $MINIO_ACCESS_KEY $MINIO_SECRET_KEY 2>&1 1>/dev/null) ]]; then
if [ $i -eq 10 ]; then
echo "Initialize bucket $MINIO_BUCKET failed for set alias failed with many retries"
exit 1
fi
echo "Set minio alias for $MINIO_ENDPOINT failed, try again after $(($i+$i)) seconds"
sleep $(($i+$i))
else
echo "Set minio alias for $MINIO_ENDPOINT success"
break
fi
done
for i in {1..10}; do
if [[ $(mc ls minio/$MINIO_BUCKET 2>&1 1>/dev/null) ]]; then
mc mb minio/$MINIO_BUCKET >/dev/null 2>&1
if [ $? -eq 0 ]; then
echo "Initialize bucket $MINIO_BUCKET success"
exit 0
else
echo "Create bucket $MINIO_BUCKET failed, try again after $(($i+$i)) seconds"
sleep $(($i+$i))
fi
else
echo "Bucket $MINIO_BUCKET found"
exit 0
fi
done
echo "Initialize bucket $MINIO_BUCKET failed"
exit 1
`
func (m *MinIOController) generateMinIOInitJob(ctx context.Context, harborcluster *goharborv1.HarborCluster) (*batchv1.Job, error) { //nolint:funlen
image, err := m.getMinIOClientImage(ctx, harborcluster)
if err != nil {
return nil, err
}
minioEndpoint := fmt.Sprintf("http://%s.%s.svc:%d", m.getTenantsServiceName(harborcluster), harborcluster.Namespace, m.getServicePort())
job := &batchv1.Job{
ObjectMeta: metav1.ObjectMeta{
Name: m.getMinIONamespacedName(harborcluster).Name,
Namespace: m.getMinIONamespacedName(harborcluster).Namespace,
Labels: map[string]string{
"job-type": "minio-init",
},
OwnerReferences: []metav1.OwnerReference{
*metav1.NewControllerRef(harborcluster, goharborv1.HarborClusterGVK),
},
},
Spec: batchv1.JobSpec{
Template: corev1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{
"job-type": "minio-init",
},
},
Spec: corev1.PodSpec{
ImagePullSecrets: m.getMinIOClientImagePullSecrets(ctx, harborcluster),
RestartPolicy: corev1.RestartPolicyOnFailure,
Containers: []corev1.Container{{
Name: "init-minio",
Image: image,
ImagePullPolicy: m.getMinIOClientImagePullPolicy(ctx, harborcluster),
Command: []string{"bash", "-c", initBucketScript},
Env: []corev1.EnvVar{{
Name: "MINIO_BUCKET",
Value: DefaultBucket,
}, {
Name: "MINIO_ENDPOINT",
Value: minioEndpoint,
}, {
Name: "MINIO_ACCESS_KEY",
ValueFrom: &corev1.EnvVarSource{
SecretKeyRef: &corev1.SecretKeySelector{
LocalObjectReference: corev1.LocalObjectReference{
Name: m.getMinIOSecretNamespacedName(harborcluster).Name,
},
Key: "accesskey",
},
},
}, {
Name: "MINIO_SECRET_KEY",
ValueFrom: &corev1.EnvVarSource{
SecretKeyRef: &corev1.SecretKeySelector{
LocalObjectReference: corev1.LocalObjectReference{
Name: m.getMinIOSecretNamespacedName(harborcluster).Name,
},
Key: "secretkey",
},
},
}},
}},
},
},
},
}
job.Spec.Template.ObjectMeta.OwnerReferences = []metav1.OwnerReference{
*metav1.NewControllerRef(job, batchv1.SchemeGroupVersion.WithKind("Job")),
}
dependencies := checksum.New(m.Scheme)
dependencies.Add(ctx, harborcluster, true)
dependencies.AddAnnotations(job)
return job, nil
}
func (m *MinIOController) createMinIOInitJob(ctx context.Context, harborcluster *goharborv1.HarborCluster) (*lcm.CRStatus, error) {
job, err := m.generateMinIOInitJob(ctx, harborcluster)
if err != nil {
return minioNotReadyStatus(CreateDefaultBucketError, err.Error()), err
}
if err := m.KubeClient.Create(ctx, job); err != nil {
return minioNotReadyStatus(CreateInitJobError, err.Error()), err
}
m.Log.Info("MinIO init job is created")
return minioUnknownStatus(), nil
}
func (m *MinIOController) applyMinIOInitJob(ctx context.Context, harborcluster *goharborv1.HarborCluster) (*lcm.CRStatus, error) {
initJob := &batchv1.Job{}
err := m.KubeClient.Get(ctx, m.getMinIONamespacedName(harborcluster), initJob)
if err != nil {
if errors.IsNotFound(err) {
m.Log.Info("Start creating minio init job.")
return m.createMinIOInitJob(ctx, harborcluster)
}
return minioNotReadyStatus(GetInitJobError, err.Error()), err
}
// Recreate if necessary
if !common.Equals(ctx, m.Scheme, harborcluster, initJob) {
// can't change the template after the job has been created, so delete it first and the recreate it
// https://github.com/kubernetes/kubernetes/issues/89657
if err := m.KubeClient.Delete(ctx, initJob, client.PropagationPolicy(metav1.DeletePropagationBackground)); err != nil {
return minioNotReadyStatus(DeleteInitJobError, err.Error()), err
}
return m.createMinIOInitJob(ctx, harborcluster)
}
return minioUnknownStatus(), nil
}
func (m *MinIOController) checkMinIOInitJobReady(ctx context.Context, harborcluster *goharborv1.HarborCluster) (bool, error) {
job := &batchv1.Job{}
if err := m.KubeClient.Get(ctx, m.getMinIONamespacedName(harborcluster), job); err != nil {
return false, err
}
for _, condition := range job.Status.Conditions {
if condition.Type == batchv1.JobComplete {
return condition.Status == corev1.ConditionTrue, nil
}
}
return false, nil
}