| /** |
| * 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.metron.rest.service.impl; |
| |
| import java.nio.charset.StandardCharsets; |
| import org.apache.commons.lang3.ArrayUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.core.env.Environment; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.util.Map; |
| |
| public class DockerStormCLIWrapper extends StormCLIWrapper { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(DockerStormCLIWrapper.class); |
| |
| private Environment environment; |
| |
| @Autowired |
| public DockerStormCLIWrapper(final Environment environment) { |
| this.environment = environment; |
| } |
| |
| @Override |
| protected ProcessBuilder getProcessBuilder(final String... command) { |
| final String[] dockerCommand = {"docker-compose", "-f", environment.getProperty("docker.compose.path"), "-p", "metron", "exec", "storm"}; |
| final ProcessBuilder pb = new ProcessBuilder(ArrayUtils.addAll(dockerCommand, command)); |
| final Map<String, String> pbEnvironment = pb.environment(); |
| pbEnvironment.put("METRON_VERSION", environment.getProperty("metron.version")); |
| setDockerEnvironment(pbEnvironment); |
| return pb; |
| } |
| |
| private void setDockerEnvironment(final Map<String, String> environmentVariables) { |
| final ProcessBuilder pb = getDockerEnvironmentProcessBuilder(); |
| try { |
| final Process process = pb.start(); |
| final BufferedReader inputStream = new BufferedReader(new InputStreamReader(process.getInputStream(), |
| StandardCharsets.UTF_8)); |
| String line; |
| while ((line = inputStream.readLine()) != null) { |
| if (line.startsWith("export")) { |
| final String[] parts = line.replaceFirst("export ", "").split("="); |
| environmentVariables.put(parts[0], parts[1].replaceAll("\"", "")); |
| } |
| } |
| process.waitFor(); |
| } catch (IOException | InterruptedException e) { |
| LOG.error(e.getMessage(), e); |
| } |
| } |
| |
| // Exposed for testing |
| protected ProcessBuilder getDockerEnvironmentProcessBuilder() { |
| String[] command = {"docker-machine", "env", "metron-machine"}; |
| return new ProcessBuilder(command); |
| } |
| } |