| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * Licensed 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 from |
| * |
| * 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 edu.uci.ics.hyracks.control.cc.web; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.commons.io.IOUtils; |
| import org.eclipse.jetty.http.HttpMethods; |
| import org.eclipse.jetty.server.Request; |
| import org.eclipse.jetty.server.handler.AbstractHandler; |
| |
| import edu.uci.ics.hyracks.control.cc.ClusterControllerService; |
| import edu.uci.ics.hyracks.control.cc.jobqueue.SynchronizableRunnable; |
| import edu.uci.ics.hyracks.control.common.application.ApplicationContext; |
| |
| public class ApplicationInstallationHandler extends AbstractHandler { |
| private ClusterControllerService ccs; |
| |
| public ApplicationInstallationHandler(ClusterControllerService ccs) { |
| this.ccs = ccs; |
| } |
| |
| @Override |
| public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) |
| throws IOException, ServletException { |
| try { |
| while (target.startsWith("/")) { |
| target = target.substring(1); |
| } |
| while (target.endsWith("/")) { |
| target = target.substring(0, target.length() - 1); |
| } |
| String[] parts = target.split("/"); |
| if (parts.length != 1) { |
| return; |
| } |
| final String appName = parts[0]; |
| if (HttpMethods.PUT.equals(request.getMethod())) { |
| class OutputStreamGetter extends SynchronizableRunnable { |
| private OutputStream os; |
| |
| @Override |
| protected void doRun() throws Exception { |
| ApplicationContext appCtx; |
| appCtx = ccs.getApplicationMap().get(appName); |
| if (appCtx != null) { |
| os = appCtx.getHarOutputStream(); |
| } |
| } |
| } |
| OutputStreamGetter r = new OutputStreamGetter(); |
| try { |
| ccs.getJobQueue().scheduleAndSync(r); |
| } catch (Exception e) { |
| throw new IOException(e); |
| } |
| try { |
| IOUtils.copyLarge(request.getInputStream(), r.os); |
| } finally { |
| r.os.close(); |
| } |
| } else if (HttpMethods.GET.equals(request.getMethod())) { |
| class InputStreamGetter extends SynchronizableRunnable { |
| private InputStream is; |
| |
| @Override |
| protected void doRun() throws Exception { |
| ApplicationContext appCtx; |
| appCtx = ccs.getApplicationMap().get(appName); |
| if (appCtx != null && appCtx.containsHar()) { |
| is = appCtx.getHarInputStream(); |
| } |
| } |
| } |
| InputStreamGetter r = new InputStreamGetter(); |
| try { |
| ccs.getJobQueue().scheduleAndSync(r); |
| } catch (Exception e) { |
| throw new IOException(e); |
| } |
| if (r.is == null) { |
| response.setStatus(HttpServletResponse.SC_NOT_FOUND); |
| } else { |
| response.setContentType("application/octet-stream"); |
| response.setStatus(HttpServletResponse.SC_OK); |
| try { |
| IOUtils.copyLarge(r.is, response.getOutputStream()); |
| } finally { |
| r.is.close(); |
| } |
| } |
| } |
| baseRequest.setHandled(true); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| throw e; |
| } |
| } |
| } |