// 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 com.cloud.consoleproxy;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import com.sun.net.httpserver.Headers;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.cloud.consoleproxy.util.Logger;
public class ConsoleProxyCmdHandler implements HttpHandler {
private static final Logger s_logger = Logger.getLogger(ConsoleProxyCmdHandler.class);
@Override
public void handle(HttpExchange t) throws IOException {
try {
Thread.currentThread().setName("Cmd Thread " + Thread.currentThread().getId() + " " + t.getRemoteAddress());
s_logger.info("CmdHandler " + t.getRequestURI());
doHandle(t);
} catch (Exception e) {
s_logger.error(e.toString(), e);
String response = "Not found";
t.sendResponseHeaders(404, response.length());
OutputStream os = t.getResponseBody();
os.write(response.getBytes());
os.close();
} catch (OutOfMemoryError e) {
s_logger.error("Unrecoverable OutOfMemory Error, exit and let it be re-launched");
System.exit(1);
} catch (Throwable e) {
s_logger.error(e.toString(), e);
} finally {
t.close();
}
}
public void doHandle(HttpExchange t) throws Exception {
String path = t.getRequestURI().getPath();
int i = path.indexOf("/", 1);
String cmd = path.substring(i + 1);
s_logger.info("Get CMD request for " + cmd);
if (cmd.equals("getstatus")) {
ConsoleProxyClientStatsCollector statsCollector = ConsoleProxy.getStatsCollector();
Headers hds = t.getResponseHeaders();
hds.set("Content-Type", "text/plain");
t.sendResponseHeaders(200, 0);
OutputStreamWriter os = new OutputStreamWriter(t.getResponseBody());
statsCollector.getStatsReport(os);
os.close();
}
}
}