| /** |
| * 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.camel.component.kubernetes.producer; |
| |
| import java.util.Map; |
| |
| import io.fabric8.kubernetes.api.model.DoneableNamespace; |
| import io.fabric8.kubernetes.api.model.EditableNamespace; |
| import io.fabric8.kubernetes.api.model.Namespace; |
| import io.fabric8.kubernetes.api.model.NamespaceBuilder; |
| import io.fabric8.kubernetes.api.model.NamespaceList; |
| import io.fabric8.kubernetes.client.dsl.ClientNonNamespaceOperation; |
| import io.fabric8.kubernetes.client.dsl.ClientResource; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.component.kubernetes.KubernetesConstants; |
| import org.apache.camel.component.kubernetes.KubernetesEndpoint; |
| import org.apache.camel.impl.DefaultProducer; |
| import org.apache.camel.util.ObjectHelper; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class KubernetesNamespacesProducer extends DefaultProducer { |
| |
| private static final Logger LOG = LoggerFactory |
| .getLogger(KubernetesNamespacesProducer.class); |
| |
| public KubernetesNamespacesProducer(KubernetesEndpoint endpoint) { |
| super(endpoint); |
| } |
| |
| @Override |
| public KubernetesEndpoint getEndpoint() { |
| return (KubernetesEndpoint) super.getEndpoint(); |
| } |
| |
| @Override |
| public void process(Exchange exchange) throws Exception { |
| String operation; |
| |
| if (ObjectHelper.isEmpty(getEndpoint().getKubernetesConfiguration() |
| .getOperation())) { |
| operation = exchange.getIn().getHeader( |
| KubernetesConstants.KUBERNETES_OPERATION, String.class); |
| } else { |
| operation = getEndpoint().getKubernetesConfiguration() |
| .getOperation(); |
| } |
| |
| switch (operation) { |
| |
| case KubernetesOperations.LIST_NAMESPACE_OPERATION: |
| doList(exchange, operation); |
| break; |
| |
| case KubernetesOperations.LIST_NAMESPACE_BY_LABELS_OPERATION: |
| doListNamespaceByLabel(exchange, operation); |
| break; |
| |
| case KubernetesOperations.GET_NAMESPACE_OPERATION: |
| doGetNamespace(exchange, operation); |
| break; |
| |
| case KubernetesOperations.CREATE_NAMESPACE_OPERATION: |
| doCreateNamespace(exchange, operation); |
| break; |
| |
| case KubernetesOperations.DELETE_NAMESPACE_OPERATION: |
| doDeleteNamespace(exchange, operation); |
| break; |
| |
| default: |
| throw new IllegalArgumentException("Unsupported operation " |
| + operation); |
| } |
| } |
| |
| protected void doList(Exchange exchange, String operation) throws Exception { |
| NamespaceList namespacesList = getEndpoint().getKubernetesClient() |
| .namespaces().list(); |
| exchange.getOut().setBody(namespacesList.getItems()); |
| } |
| |
| protected void doListNamespaceByLabel(Exchange exchange, String operation) { |
| Map<String, String> labels = exchange.getIn().getHeader( |
| KubernetesConstants.KUBERNETES_NAMESPACE_LABELS, Map.class); |
| if (ObjectHelper.isEmpty(labels)) { |
| LOG.error("Get a specific namespace by labels require specify a labels set"); |
| throw new IllegalArgumentException( |
| "Get a specific namespace by labels require specify a labels set"); |
| } |
| ClientNonNamespaceOperation<Namespace, NamespaceList, DoneableNamespace, ClientResource<Namespace, DoneableNamespace>> namespaces = getEndpoint().getKubernetesClient().namespaces(); |
| for (Map.Entry<String, String> entry : labels.entrySet()) { |
| namespaces.withLabel(entry.getKey(), entry.getValue()); |
| } |
| NamespaceList namespace = namespaces.list(); |
| exchange.getOut().setBody(namespace.getItems()); |
| } |
| |
| protected void doGetNamespace(Exchange exchange, String operation) { |
| String namespaceName = exchange.getIn().getHeader( |
| KubernetesConstants.KUBERNETES_NAMESPACE_NAME, String.class); |
| if (ObjectHelper.isEmpty(namespaceName)) { |
| LOG.error("Get a specific namespace require specify a namespace name"); |
| throw new IllegalArgumentException( |
| "Get a specific namespace require specify a namespace name"); |
| } |
| Namespace namespace = getEndpoint().getKubernetesClient().namespaces() |
| .withName(namespaceName).get(); |
| exchange.getOut().setBody(namespace); |
| } |
| |
| protected void doCreateNamespace(Exchange exchange, String operation) { |
| String namespaceName = exchange.getIn().getHeader( |
| KubernetesConstants.KUBERNETES_NAMESPACE_NAME, String.class); |
| if (ObjectHelper.isEmpty(namespaceName)) { |
| LOG.error("Create a specific namespace require specify a namespace name"); |
| throw new IllegalArgumentException( |
| "Create a specific namespace require specify a namespace name"); |
| } |
| Map<String, String> labels = exchange.getIn().getHeader( |
| KubernetesConstants.KUBERNETES_NAMESPACE_LABELS, Map.class); |
| EditableNamespace ns = new NamespaceBuilder().withNewMetadata() |
| .withName(namespaceName).withLabels(labels).endMetadata() |
| .build(); |
| Namespace namespace = getEndpoint().getKubernetesClient().namespaces() |
| .create(ns); |
| exchange.getOut().setBody(namespace); |
| } |
| |
| protected void doDeleteNamespace(Exchange exchange, String operation) { |
| String namespaceName = exchange.getIn().getHeader( |
| KubernetesConstants.KUBERNETES_NAMESPACE_NAME, String.class); |
| if (ObjectHelper.isEmpty(namespaceName)) { |
| LOG.error("Delete a specific namespace require specify a namespace name"); |
| throw new IllegalArgumentException( |
| "Delete a specific namespace require specify a namespace name"); |
| } |
| Boolean namespace = getEndpoint().getKubernetesClient().namespaces() |
| .withName(namespaceName).delete(); |
| exchange.getOut().setBody(namespace); |
| } |
| } |