| /* |
| * 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.nifi.remote; |
| |
| import org.apache.nifi.web.util.WebUtils; |
| import org.glassfish.jersey.client.ClientConfig; |
| import org.glassfish.jersey.client.ClientProperties; |
| |
| import javax.net.ssl.SSLContext; |
| import javax.ws.rs.client.Client; |
| import javax.ws.rs.client.Entity; |
| import javax.ws.rs.core.MultivaluedHashMap; |
| import javax.ws.rs.core.Response; |
| import java.net.URI; |
| |
| public class RemoteNiFiUtils { |
| |
| private static final int CONNECT_TIMEOUT = 10000; |
| private static final int READ_TIMEOUT = 10000; |
| |
| private final Client client; |
| |
| public RemoteNiFiUtils(final SSLContext sslContext) { |
| this.client = getClient(sslContext); |
| } |
| |
| private Client getClient(final SSLContext sslContext) { |
| final ClientConfig clientConfig = new ClientConfig(); |
| clientConfig.property(ClientProperties.READ_TIMEOUT, READ_TIMEOUT); |
| clientConfig.property(ClientProperties.CONNECT_TIMEOUT, CONNECT_TIMEOUT); |
| |
| final Client client; |
| if (sslContext == null) { |
| client = WebUtils.createClient(clientConfig); |
| } else { |
| client = WebUtils.createClient(clientConfig, sslContext); |
| } |
| |
| return client; |
| } |
| |
| /** |
| * Issues a registration request for this NiFi instance for the instance at the baseApiUri. |
| * |
| * @param baseApiUri uri to register with |
| * @return response |
| */ |
| public Response issueRegistrationRequest(String baseApiUri) { |
| final URI uri = URI.create(String.format("%s/controller/users", baseApiUri)); |
| |
| // set up the query params |
| MultivaluedHashMap entity = new MultivaluedHashMap(); |
| entity.add("justification", "A Remote instance of NiFi has attempted to create a reference to this NiFi. This action must be approved first."); |
| |
| // get the resource |
| return client.target(uri).request().post(Entity.form(entity)); |
| } |
| } |