| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.flink.kubernetes.utils; |
| |
| import org.apache.flink.configuration.Configuration; |
| import org.apache.flink.kubernetes.configuration.KubernetesConfigOptions; |
| import org.apache.flink.util.Preconditions; |
| |
| import io.fabric8.kubernetes.client.ConfigBuilder; |
| import io.fabric8.kubernetes.client.DefaultKubernetesClient; |
| import io.fabric8.kubernetes.client.KubernetesClient; |
| import io.fabric8.kubernetes.client.utils.HttpClientUtils; |
| import okhttp3.Dispatcher; |
| import okhttp3.OkHttpClient; |
| |
| import static org.apache.flink.kubernetes.configuration.Constants.SERVICE_NAME_SUFFIX; |
| |
| /** |
| * Builder for Kubernetes clients. |
| */ |
| |
| public class KubernetesClientFactory { |
| |
| public static KubernetesClient create(Configuration flinkConf) { |
| String master = flinkConf.getString(KubernetesConfigOptions.MASTER_URL); |
| String namespace = flinkConf.getString(KubernetesConfigOptions.NAME_SPACE); |
| |
| ConfigBuilder clientConfig = new ConfigBuilder() |
| .withApiVersion("v1") |
| .withMasterUrl(master) |
| .withWebsocketPingInterval(0) |
| .withNamespace(namespace); |
| |
| Dispatcher dispatcher = new Dispatcher(); |
| OkHttpClient httpClient = HttpClientUtils.createHttpClient(clientConfig.build()).newBuilder() |
| .dispatcher(dispatcher).build(); |
| return new DefaultKubernetesClient(httpClient, clientConfig.build()); |
| } |
| |
| public static void destroyCluster(Configuration flinkConf) { |
| KubernetesClient kubernetesClient = create(flinkConf); |
| String cluserId = flinkConf.getString(KubernetesConfigOptions.CLUSTER_ID); |
| Preconditions.checkNotNull(cluserId); |
| kubernetesClient.services().withName(cluserId + SERVICE_NAME_SUFFIX).delete(); |
| } |
| } |