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-rw-r--r--src/k8splugin/plugins/deployment/plugin.go136
1 files changed, 136 insertions, 0 deletions
diff --git a/src/k8splugin/plugins/deployment/plugin.go b/src/k8splugin/plugins/deployment/plugin.go
new file mode 100644
index 00000000..2b4c7cb7
--- /dev/null
+++ b/src/k8splugin/plugins/deployment/plugin.go
@@ -0,0 +1,136 @@
+/*
+Copyright 2018 Intel Corporation.
+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 main
+
+import (
+ "io/ioutil"
+ "log"
+ "os"
+
+ "k8s.io/client-go/kubernetes"
+
+ pkgerrors "github.com/pkg/errors"
+
+ appsV1 "k8s.io/api/apps/v1"
+ metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+ "k8s.io/client-go/kubernetes/scheme"
+
+ "k8splugin/krd"
+)
+
+// CreateResource object in a specific Kubernetes Deployment
+func CreateResource(kubedata *krd.GenericKubeResourceData, kubeclient *kubernetes.Clientset) (string, error) {
+ if kubedata.Namespace == "" {
+ kubedata.Namespace = "default"
+ }
+
+ if _, err := os.Stat(kubedata.YamlFilePath); err != nil {
+ return "", pkgerrors.New("File " + kubedata.YamlFilePath + " not found")
+ }
+
+ log.Println("Reading deployment YAML")
+ rawBytes, err := ioutil.ReadFile(kubedata.YamlFilePath)
+ if err != nil {
+ return "", pkgerrors.Wrap(err, "Deployment YAML file read error")
+ }
+
+ log.Println("Decoding deployment YAML")
+ decode := scheme.Codecs.UniversalDeserializer().Decode
+ obj, _, err := decode(rawBytes, nil, nil)
+ if err != nil {
+ return "", pkgerrors.Wrap(err, "Deserialize deployment error")
+ }
+
+ switch o := obj.(type) {
+ case *appsV1.Deployment:
+ kubedata.DeploymentData = o
+ default:
+ return "", pkgerrors.New(kubedata.YamlFilePath + " contains another resource different than Deployment")
+ }
+
+ kubedata.DeploymentData.Namespace = kubedata.Namespace
+ kubedata.DeploymentData.Name = kubedata.InternalVNFID + "-" + kubedata.DeploymentData.Name
+
+ result, err := kubeclient.AppsV1().Deployments(kubedata.Namespace).Create(kubedata.DeploymentData)
+ if err != nil {
+ return "", pkgerrors.Wrap(err, "Create Deployment error")
+ }
+
+ return result.GetObjectMeta().GetName(), nil
+}
+
+// ListResources of existing deployments hosted in a specific Kubernetes Deployment
+func ListResources(limit int64, namespace string, kubeclient *kubernetes.Clientset) (*[]string, error) {
+ if namespace == "" {
+ namespace = "default"
+ }
+
+ opts := metaV1.ListOptions{
+ Limit: limit,
+ }
+ opts.APIVersion = "apps/v1"
+ opts.Kind = "Deployment"
+
+ list, err := kubeclient.AppsV1().Deployments(namespace).List(opts)
+ if err != nil {
+ return nil, pkgerrors.Wrap(err, "Get Deployment list error")
+ }
+
+ result := make([]string, 0, limit)
+ if list != nil {
+ for _, deployment := range list.Items {
+ result = append(result, deployment.Name)
+ }
+ }
+
+ return &result, nil
+}
+
+// DeleteResource existing deployments hosting in a specific Kubernetes Deployment
+func DeleteResource(name string, namespace string, kubeclient *kubernetes.Clientset) error {
+ if namespace == "" {
+ namespace = "default"
+ }
+
+ log.Println("Deleting deployment: " + name)
+
+ deletePolicy := metaV1.DeletePropagationForeground
+ err := kubeclient.AppsV1().Deployments(namespace).Delete(name, &metaV1.DeleteOptions{
+ PropagationPolicy: &deletePolicy,
+ })
+
+ if err != nil {
+ return pkgerrors.Wrap(err, "Delete Deployment error")
+ }
+
+ return nil
+}
+
+// GetResource existing deployment hosting in a specific Kubernetes Deployment
+func GetResource(name string, namespace string, kubeclient *kubernetes.Clientset) (string, error) {
+ if namespace == "" {
+ namespace = "default"
+ }
+
+ opts := metaV1.GetOptions{}
+ opts.APIVersion = "apps/v1"
+ opts.Kind = "Deployment"
+
+ deployment, err := kubeclient.AppsV1().Deployments(namespace).Get(name, opts)
+ if err != nil {
+ return "", pkgerrors.Wrap(err, "Get Deployment error")
+ }
+
+ return deployment.Name, nil
+}