/*******************************************************************************
* Copyright (c) 2014 IBM Corporation and others
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.orion.server.cf.commands;
import java.net.URI;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.httpclient.methods.GetMethod;
import org.eclipse.core.runtime.*;
import org.eclipse.orion.server.cf.objects.Log;
import org.eclipse.orion.server.cf.objects.Target;
import org.eclipse.orion.server.cf.utils.HttpUtil;
import org.eclipse.orion.server.core.ServerStatus;
import org.eclipse.osgi.util.NLS;
import org.json.JSONArray;
import org.json.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class GetLogCommand extends AbstractCFCommand {
private final Logger logger = LoggerFactory.getLogger("org.eclipse.orion.server.cf"); //$NON-NLS-1$
private String commandName;
private String appName;
private String instanceNo;
private String logName;
private String baseRequestLocation;
public GetLogCommand(Target target, String appName, String instanceNo, String logName, String baseRequestLocation) {
super(target);
this.commandName = "Get App Log"; //$NON-NLS-1$
this.appName = appName;
this.instanceNo = instanceNo;
this.logName = logName;
this.baseRequestLocation = baseRequestLocation;
}
public ServerStatus _doIt() {
try {
URI targetURI = URIUtil.toURI(target.getUrl());
// Find the app
GetAppCommand getAppCommand = new GetAppCommand(target, this.appName);
IStatus getAppStatus = getAppCommand.doIt();
if (!getAppStatus.isOK())
return (ServerStatus) getAppStatus;
String appUrl = getAppCommand.getApp().getAppJSON().getString("url");
// check if crash log
String computedInstanceNo = instanceNo;
if ("Last Crash".equals(instanceNo)) {
String crashedInstancesUrl = appUrl + "/crashes";
URI crashedInstancesURI = targetURI.resolve(crashedInstancesUrl);
GetMethod getCrashedInstancesMethod = new GetMethod(crashedInstancesURI.toString());
HttpUtil.configureHttpMethod(getCrashedInstancesMethod, target);
ServerStatus getStatus = HttpUtil.executeMethod(getCrashedInstancesMethod);
if (!getStatus.isOK()) {
return getStatus;
}
String response = getStatus.getJsonData().getString("response");
JSONArray crashedInstances = new JSONArray(response);
if (crashedInstances.length() > 0) {
JSONObject crashedInstance = crashedInstances.getJSONObject(crashedInstances.length() - 1);
computedInstanceNo = crashedInstance.getString("instance");
}
}
String instanceLogsAppUrl = appUrl + "/instances/" + computedInstanceNo + "/files/logs";
if (logName != null) {
instanceLogsAppUrl += ("/" + logName);
}
URI instanceLogsAppURI = targetURI.resolve(instanceLogsAppUrl);
GetMethod getInstanceLogMethod = new GetMethod(instanceLogsAppURI.toString());
HttpUtil.configureHttpMethod(getInstanceLogMethod, target);
ServerStatus getInstanceLogStatus = HttpUtil.executeMethod(getInstanceLogMethod);
if (!getInstanceLogStatus.isOK()) {
return getInstanceLogStatus;
}
String response = getInstanceLogStatus.getJsonData().optString("response");
JSONObject jsonResp = new JSONObject();
Log log = new Log(appName, logName);
log.setContents(response);
log.setLocation(new URI(baseRequestLocation));
jsonResp.put(instanceNo, log.toJSON());
return new ServerStatus(Status.OK_STATUS, HttpServletResponse.SC_OK, jsonResp);
} catch (Exception e) {
String msg = NLS.bind("An error occured when performing operation {0}", commandName); //$NON-NLS-1$
logger.error(msg, e);
return new ServerStatus(IStatus.ERROR, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, msg, e);
}
}
}