| /* |
| * 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.hyracks.control.cc.web; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.concurrent.ConcurrentMap; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| import org.apache.commons.io.FileUtils; |
| import org.apache.commons.io.IOUtils; |
| import org.apache.hyracks.control.cc.ClusterControllerService; |
| import org.apache.hyracks.control.common.work.SynchronizableWork; |
| import org.apache.hyracks.http.api.IServletRequest; |
| import org.apache.hyracks.http.api.IServletResponse; |
| import org.apache.hyracks.http.server.AbstractServlet; |
| import org.apache.hyracks.http.server.utils.HttpUtil; |
| |
| import io.netty.buffer.ByteBuf; |
| import io.netty.handler.codec.http.HttpMethod; |
| import io.netty.handler.codec.http.HttpResponseStatus; |
| |
| public class ApplicationInstallationHandler extends AbstractServlet { |
| |
| private static final Logger LOGGER = Logger.getLogger(ApplicationInstallationHandler.class.getName()); |
| |
| private ClusterControllerService ccs; |
| |
| public ApplicationInstallationHandler(ConcurrentMap<String, Object> ctx, String[] paths, |
| ClusterControllerService ccs) { |
| super(ctx, paths); |
| this.ccs = ccs; |
| } |
| |
| @Override |
| public void handle(IServletRequest request, IServletResponse response) { |
| String localPath = localPath(request); |
| while (localPath.startsWith("/")) { |
| localPath = localPath.substring(1); |
| } |
| final String[] params = localPath.split("&"); |
| if (params.length != 2 || params[0].isEmpty() || params[1].isEmpty()) { |
| response.setStatus(HttpResponseStatus.BAD_REQUEST); |
| return; |
| } |
| final String deployIdString = params[0]; |
| final String fileName = params[1]; |
| final String rootDir = ccs.getServerContext().getBaseDir().toString(); |
| |
| final String deploymentDir = rootDir.endsWith(File.separator) ? rootDir + "applications/" + deployIdString |
| : rootDir + File.separator + "/applications/" + File.separator + deployIdString; |
| final HttpMethod method = request.getHttpRequest().method(); |
| try { |
| response.setStatus(HttpResponseStatus.OK); |
| if (method == HttpMethod.PUT) { |
| final ByteBuf content = request.getHttpRequest().content(); |
| writeToFile(content, deploymentDir, fileName); |
| } else if (method == HttpMethod.GET) { |
| readFromFile(fileName, deploymentDir, response); |
| } else { |
| response.setStatus(HttpResponseStatus.METHOD_NOT_ALLOWED); |
| } |
| } catch (Exception e) { |
| LOGGER.log(Level.WARNING, "Unhandled exception ", e); |
| response.setStatus(HttpResponseStatus.INTERNAL_SERVER_ERROR); |
| } |
| } |
| |
| protected void readFromFile(final String fileName, final String deploymentDir, IServletResponse response) |
| throws Exception { |
| class InputStreamGetter extends SynchronizableWork { |
| private InputStream is; |
| |
| @Override |
| protected void doRun() throws Exception { |
| File jarFile = new File(deploymentDir, fileName); |
| is = new FileInputStream(jarFile); |
| } |
| } |
| InputStreamGetter r = new InputStreamGetter(); |
| ccs.getWorkQueue().scheduleAndSync(r); |
| if (r.is == null) { |
| response.setStatus(HttpResponseStatus.NOT_FOUND); |
| } else { |
| HttpUtil.setContentType(response, "application/octet-stream"); |
| response.setStatus(HttpResponseStatus.OK); |
| try { |
| IOUtils.copyLarge(r.is, response.outputStream()); |
| } finally { |
| r.is.close(); |
| } |
| } |
| } |
| |
| protected void writeToFile(ByteBuf content, final String deploymentDir, final String fileName) throws Exception { |
| class OutputStreamGetter extends SynchronizableWork { |
| private OutputStream os; |
| |
| @Override |
| protected void doRun() throws Exception { |
| FileUtils.forceMkdir(new File(deploymentDir)); |
| File jarFile = new File(deploymentDir, fileName); |
| os = new FileOutputStream(jarFile); |
| } |
| } |
| OutputStreamGetter r = new OutputStreamGetter(); |
| ccs.getWorkQueue().scheduleAndSync(r); |
| try { |
| content.getBytes(0, r.os, content.readableBytes()); |
| } finally { |
| r.os.close(); |
| } |
| } |
| } |