Merge pull request #618 from runzexia/serverside-apply

serverside apply & example

Author: k8s-ci-robot

examples/src/main/java/io/kubernetes/client/examples/PatchExample.java

@@ -47,6 +47,8 @@ public class PatchExample {
       "{\"metadata\":{\"$deleteFromPrimitiveList/finalizers\":[\"example.com/test\"]}}";
   static String jsonDeploymentStr =
       "{\"kind\":\"Deployment\",\"apiVersion\":\"extensions/v1beta1\",\"metadata\":{\"name\":\"hello-node\",\"finalizers\":[\"example.com/test\"],\"labels\":{\"run\":\"hello-node\"}},\"spec\":{\"replicas\":1,\"selector\":{\"matchLabels\":{\"run\":\"hello-node\"}},\"template\":{\"metadata\":{\"creationTimestamp\":null,\"labels\":{\"run\":\"hello-node\"}},\"spec\":{\"terminationGracePeriodSeconds\":30,\"containers\":[{\"name\":\"hello-node\",\"image\":\"hello-node:v1\",\"ports\":[{\"containerPort\":8080}],\"resources\":{}}]}},\"strategy\":{}},\"status\":{}}";
+  static String applyYamlStr =
+      "{\"kind\":\"Deployment\",\"apiVersion\":\"extensions/v1beta1\",\"metadata\":{\"name\":\"hello-node\",\"finalizers\":[\"example.com/test\"],\"labels\":{\"run\":\"hello-node\"}},\"spec\":{\"replicas\":1,\"selector\":{\"matchLabels\":{\"run\":\"hello-node\"}},\"template\":{\"metadata\":{\"creationTimestamp\":null,\"labels\":{\"run\":\"hello-node\"}},\"spec\":{\"terminationGracePeriodSeconds\":30,\"containers\":[{\"name\":\"hello-node\",\"image\":\"hello-node:v2\",\"ports\":[{\"containerPort\":8080}],\"resources\":{}}]}},\"strategy\":{}},\"status\":{}}";
 
   public static void main(String[] args) throws IOException {
     try {
@@ -88,6 +90,18 @@ public static void main(String[] args) throws IOException {
                   null);
       System.out.println("strategic-merge-patched deployment" + deploy3);
 
+      // apply-yaml a deployment, server side apply is alpha in kubernetes v1.14,
+      // You need to actively enable the Server Side Apply alpha feature
+      // https://kubernetes.io/docs/reference/using-api/api-concepts/#server-side-apply
+      ApiClient applyYamlClient =
+          ClientBuilder.standard().setOverridePatchFormat(V1Patch.PATCH_FORMAT_APPLY_YAML).build();
+      applyYamlClient.setDebugging(true);
+      ExtensionsV1beta1Deployment deploy4 =
+          new ExtensionsV1beta1Api(applyYamlClient)
+              .patchNamespacedDeployment(
+                  "hello-node", "default", new V1Patch(applyYamlStr), null, null, null, null);
+      System.out.println("application/apply-patch+yaml deployment" + deploy4);
+
     } catch (ApiException e) {
       System.out.println(e.getResponseBody());
       e.printStackTrace();

kubernetes/src/main/java/io/kubernetes/client/custom/V1Patch.java

@@ -15,6 +15,7 @@ public class V1Patch {
   public static final String PATCH_FORMAT_JSON_PATCH = "application/json-patch+json";
   public static final String PATCH_FORMAT_JSON_MERGE_PATCH = "application/merge-patch+json";
   public static final String PATCH_FORMAT_STRATEGIC_MERGE_PATCH = "application/strategic-merge-patch+json";
+  public static final String PATCH_FORMAT_APPLY_YAML = "application/apply-patch+yaml";
 
   public V1Patch(final String value) {
     this.value = value;