| /* |
| * 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.servicecomb.it.deploy; |
| |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.OutputStreamWriter; |
| import java.nio.charset.StandardCharsets; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.apache.commons.lang3.ArrayUtils; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.servicecomb.foundation.common.utils.JsonUtils; |
| import org.apache.servicecomb.it.junit.ITJUnitUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class NormalDeploy { |
| private static final Logger LOGGER = LoggerFactory.getLogger(NormalDeploy.class); |
| |
| protected DeployDefinition deployDefinition; |
| |
| protected Process subProcess; |
| |
| protected BufferedWriter subProcessCommandWriter; |
| |
| protected SubProcessLogger subProcessLogger; |
| |
| private int prevFailCount; |
| |
| public NormalDeploy(DeployDefinition deployDefinition) { |
| this.deployDefinition = deployDefinition; |
| } |
| |
| public void deploy() throws Throwable { |
| String[] cmds = createCmds(); |
| cmds = addArgs(cmds); |
| |
| this.prevFailCount = ITJUnitUtils.getFailures().size(); |
| LOGGER.info("createProcessBuilder: " + StringUtils.join(cmds, " ") + "\nWorkDir: " + deployDefinition.getWorkDir()); |
| subProcess = createProcessBuilder(cmds).start(); |
| subProcessCommandWriter = new BufferedWriter(new OutputStreamWriter(subProcess.getOutputStream(), StandardCharsets.UTF_8)); |
| subProcessLogger = new SubProcessLogger(deployDefinition.getDisplayName(), subProcess.getInputStream(), |
| deployDefinition.getStartCompleteLog()); |
| } |
| |
| protected String[] addArgs(String[] cmds) { |
| cmds = ArrayUtils.addAll(cmds, deployDefinition.getArgs()); |
| return cmds; |
| } |
| |
| protected String[] createCmds() { |
| return new String[] {deployDefinition.getCmd()}; |
| } |
| |
| protected ProcessBuilder createProcessBuilder(String[] cmds) { |
| ProcessBuilder processBuilder = new ProcessBuilder(cmds).redirectErrorStream(true); |
| if (deployDefinition.getWorkDir() != null) { |
| processBuilder.directory(new File(deployDefinition.getWorkDir())); |
| } |
| return processBuilder; |
| } |
| |
| public void waitStartComplete() { |
| subProcessLogger.waitStartComplete(); |
| } |
| |
| public void sendCommand(Object command) { |
| String strCmd = null; |
| try { |
| strCmd = JsonUtils.writeValueAsString(command); |
| subProcessCommandWriter.write(strCmd + "\n"); |
| subProcessCommandWriter.flush(); |
| } catch (Throwable e) { |
| LOGGER.error("Failed to send command, displayName={}, command={}", deployDefinition.getDisplayName(), strCmd, e); |
| } |
| } |
| |
| protected void afterStop() { |
| try { |
| if (subProcessCommandWriter != null) { |
| subProcessCommandWriter.close(); |
| } |
| } catch (final IOException ioe) { |
| // ignore |
| } |
| subProcessCommandWriter = null; |
| |
| SubProcessLogger old = subProcessLogger; |
| try { |
| if (subProcessLogger != null) { |
| subProcessLogger.close(); |
| } |
| } catch (final IOException ioe) { |
| // ignore |
| } |
| subProcessLogger = null; |
| |
| if (prevFailCount != ITJUnitUtils.getFailures().size()) { |
| List<String> logs = old.getAndClearLog(); |
| for (String line : logs) { |
| System.out.println(line); |
| } |
| } |
| } |
| |
| public void waitStop() { |
| if (subProcess == null) { |
| LOGGER.info("Ignore, already stop or reusing exist instance, displayName={}.", deployDefinition.getDisplayName()); |
| return; |
| } |
| |
| for (; ; ) { |
| try { |
| subProcess.waitFor(); |
| break; |
| } catch (InterruptedException e) { |
| LOGGER.info("Ignore InterruptedException, try to wait stop again, displayName={}.", |
| deployDefinition.getDisplayName()); |
| } |
| } |
| subProcess = null; |
| afterStop(); |
| |
| LOGGER.info("stop complete, displayName={}.", deployDefinition.getDisplayName()); |
| } |
| |
| public void stop() { |
| if (subProcess == null) { |
| LOGGER.info("Ignore, already stop or reusing exist instance, displayName={}.", deployDefinition.getDisplayName()); |
| return; |
| } |
| |
| subProcess.destroy(); |
| subProcess = null; |
| afterStop(); |
| LOGGER.info("stop complete, displayName={}.", deployDefinition.getDisplayName()); |
| } |
| |
| public List<String> getAndClearLog() { |
| SubProcessLogger logger = subProcessLogger; |
| if (logger != null) { |
| return logger.getAndClearLog(); |
| } |
| |
| return Collections.emptyList(); |
| } |
| } |