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// $Id$
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/**
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* Copyright (C) 2015 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.remoting.source;
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import java.io.IOException;
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import java.net.Socket;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.http.HttpEntity;
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import org.apache.http.HttpResponse;
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import org.apache.http.client.ClientProtocolException;
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import org.apache.http.client.HttpClient;
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import org.apache.http.client.ResponseHandler;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.impl.client.DefaultHttpClient;
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import org.apache.http.util.EntityUtils;
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import org.apache.log4j.Logger;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import eu.etaxonomy.cdm.config.CdmSourceException;
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import eu.etaxonomy.taxeditor.remoting.server.CDMServerException;
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/**
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* @author cmathew
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* @date 20 Jan 2015
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*
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*/
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public class CdmServerInfo {
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public static final Logger logger = Logger.getLogger(CdmServerInfo.class);
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private final static String CDMSERVER_PREFIX = "cdmserver";
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private final static String NAME_PRODUCTION = "edit-production";
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private final static String SERVER_PRODUCTION = "dev.e-taxonomy.eu";
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private final static String NAME_INTEGRATION = "edit-integration";
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private final static String SERVER_INTEGRATION = "int.e-taxonomy.eu";
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private final static String NAME_TEST = "edit-test";
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private final static String SERVER_TEST = "test.e-taxonomy.eu";
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private final static String SERVER_LOCALHOST = "localhost";
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private final static String NAME_LOCALHOST = "localhost";
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private final static String NAME_LOCALHOST_MGD = "localhost mgd.";
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private final static String NAME_LOCALHOST_DEV = "localhost-dev";
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private final static String NAME_INSTANCE_LOCALHOST_DEV = "local-dev";
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private final static String SERVER_LOCALHOST_DEV = "localhost";
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private final static int PORT_LOCALHOST_DEV = 8080;
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private final static String BASEPATH_LOCALHOST_DEV = "";
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private final String name;
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private final String server;
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private final int port;
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private final List<CdmInstanceInfo> instances;
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public CdmServerInfo(String name, String server, int port) {
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this.name = name;
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this.server = server;
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this.port = port;
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instances = new ArrayList<CdmInstanceInfo>();
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}
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public CdmInstanceInfo addInstance(String name, String basePath) {
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CdmInstanceInfo cii = new CdmInstanceInfo(name, basePath);
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instances.add(cii);
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return cii;
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}
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public boolean isLocalhost() {
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return name.startsWith(SERVER_LOCALHOST_DEV);
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}
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public void refreshInstances() throws CDMServerException {
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instances.clear();
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String url = "http://" + server + ":" + String.valueOf(port) + "/" + CDMSERVER_PREFIX + "/instances.jsp";
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HttpClient client = new DefaultHttpClient();
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HttpGet httpGet = new HttpGet(url);
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logger.info("Executing request " + httpGet.getRequestLine());
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// Create a custom response handler
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ResponseHandler<String> responseHandler = new ResponseHandler<String>() {
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@Override
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public String handleResponse(
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final HttpResponse response) throws ClientProtocolException, IOException {
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int status = response.getStatusLine().getStatusCode();
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if (status >= 200 && status < 300) {
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HttpEntity entity = response.getEntity();
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return entity != null ? EntityUtils.toString(entity) : null;
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} else {
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throw new ClientProtocolException("Unexpected response status: " + status);
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}
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}
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};
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String responseBody = null;
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try {
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responseBody = client.execute(httpGet, responseHandler);
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} catch (ClientProtocolException e) {
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throw new CDMServerException(e);
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} catch (IOException e) {
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throw new CDMServerException(e);
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}
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if(responseBody != null) {
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try {
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JSONArray array = new JSONArray(responseBody);
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for(int i=0;i<array.length();i++) {
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JSONObject instance = (JSONObject)array.get(i);
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if(instance != null) {
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JSONObject conf = (JSONObject)instance.get("configuration");
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if(conf != null) {
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String instanceName = conf.getString("instanceName");
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// we need to remove the first (char) forward slash from
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// the base path
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String basePath = conf.getString("basePath").substring(1);
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addInstance(instanceName, basePath);
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logger.info("Added instance with name : " + instanceName + ", basePath : " + basePath);
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}
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}
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}
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} catch (JSONException e) {
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throw new CDMServerException(e);
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}
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}
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}
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public String toString(String instanceName, int port) {
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return server + ":" + String.valueOf(port) + "/" + instanceName;
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}
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public CdmInstanceInfo getInstanceFromName(String instanceName) {
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if(instanceName == null) {
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return null;
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}
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for(CdmInstanceInfo instance : instances) {
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if(instance.getName() != null && instance.getName().equals(instanceName)) {
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return instance;
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}
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}
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return null;
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}
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public ICdmRemoteSource getCdmRemoteSource(CdmInstanceInfo instance, int port) {
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if(instance != null) {
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return CdmRemoteSource.NewInstance(name,
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server,
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port,
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instance.getBasePath(),
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null);
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}
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return null;
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}
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public boolean pingServer(){
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try {
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Socket s = new Socket(server, port);
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logger.info("[CDM-Server] Available @ " + server + ":" + port );
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return true;
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} catch (IOException ioe) {
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}
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return false;
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}
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public boolean pingInstance(CdmInstanceInfo instance, int port) throws CDMServerException {
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ICdmRemoteSource crs = getCdmRemoteSource(instance, port);
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try {
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if(crs != null && crs.checkConnection()) {
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logger.info("[CDM-Server] Running @ " + server + ":" + port + " for instance " + instance);
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return true;
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}
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} catch (CdmSourceException e) {
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throw new CDMServerException(e);
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}
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return false;
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}
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public static List<CdmServerInfo> getCdmServers() {
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List<CdmServerInfo> cdmServerInfoList = new ArrayList<CdmServerInfo>();
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cdmServerInfoList.add(new CdmServerInfo(NAME_PRODUCTION, SERVER_PRODUCTION, 80));
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cdmServerInfoList.add(new CdmServerInfo(NAME_INTEGRATION, SERVER_INTEGRATION, 80));
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cdmServerInfoList.add(new CdmServerInfo(NAME_TEST, SERVER_TEST, 80));
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cdmServerInfoList.add(new CdmServerInfo(NAME_LOCALHOST, SERVER_LOCALHOST, 8080));
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cdmServerInfoList.add(new CdmServerInfo(NAME_LOCALHOST_MGD, SERVER_LOCALHOST,8080));
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return cdmServerInfoList;
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}
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public String getName() {
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return name;
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}
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public String getServer() {
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return server;
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}
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public int getPort() {
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return port;
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}
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public List<CdmInstanceInfo> getInstances() throws CDMServerException {
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if(instances.isEmpty()) {
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refreshInstances();
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}
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return instances;
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}
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public static ICdmRemoteSource getDevServerRemoteSource() {
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String value=System.getProperty("cdm.server.dev.activate");
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boolean available = false;
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CdmInstanceInfo devInstance = null;
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if(value != null && value.equals("true")) {
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CdmServerInfo devCii = new CdmServerInfo(NAME_LOCALHOST_DEV, SERVER_LOCALHOST_DEV, PORT_LOCALHOST_DEV);
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try {
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devInstance = devCii.addInstance(NAME_INSTANCE_LOCALHOST_DEV, BASEPATH_LOCALHOST_DEV);
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available = devCii.pingInstance(devInstance, PORT_LOCALHOST_DEV);
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if(available) {
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return devCii.getCdmRemoteSource(devInstance, PORT_LOCALHOST_DEV);
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}
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} catch (Exception e) {
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}
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}
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return null;
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}
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public class CdmInstanceInfo {
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private final String name;
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private final String basePath;
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public CdmInstanceInfo(String name, String basePath) {
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this.name = name;
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this.basePath = basePath;
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}
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public String getName() {
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return name;
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}
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public String getBasePath() {
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return basePath;
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}
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}
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}
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