001 /*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2009 SonarSource SA
004 * mailto:contact AT sonarsource DOT com
005 *
006 * Sonar is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 3 of the License, or (at your option) any later version.
010 *
011 * Sonar is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 * Lesser General Public License for more details.
015 *
016 * You should have received a copy of the GNU Lesser General Public
017 * License along with Sonar; if not, write to the Free Software
018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
019 */
020 package org.sonar.api.utils;
021
022 import org.apache.commons.configuration.Configuration;
023 import org.apache.commons.io.IOUtils;
024 import org.apache.commons.lang.StringUtils;
025 import org.sonar.api.BatchComponent;
026
027 import java.io.IOException;
028 import java.io.InputStream;
029 import java.io.InputStreamReader;
030 import java.io.Reader;
031 import java.net.HttpURLConnection;
032 import java.net.URL;
033
034 /**
035 * @since 1.10
036 * @deprecated use org.sonar.api.plaform.Server instead
037 */
038 @Deprecated
039 public class ServerHttpClient implements BatchComponent {
040
041 protected static final String SERVER_API_PATH = "/api/server";
042 private static final String KEY_PATH = SERVER_API_PATH + "/key";
043 private static final String VERSION_PATH = SERVER_API_PATH + "/version";
044 protected static final String MAVEN_PATH = "/deploy/maven";
045 private static final int CONNECT_TIMEOUT_MILLISECONDS = 30000;
046 private static final int READ_TIMEOUT_MILLISECONDS = 60000;
047
048 private String url;
049 private Integer connectTimeoutMiliseconds = CONNECT_TIMEOUT_MILLISECONDS;
050 private Integer readTimeoutMiliseconds = READ_TIMEOUT_MILLISECONDS;
051
052 public ServerHttpClient(String remoteServerUrl) {
053 this(remoteServerUrl, null, null);
054 }
055
056 public ServerHttpClient(String remoteServerUrl, Integer connectTimeoutMiliseconds, Integer readTimeoutMiliseconds) {
057 this.url = StringUtils.chomp(remoteServerUrl, "/");
058 if (connectTimeoutMiliseconds != null) {
059 this.connectTimeoutMiliseconds = connectTimeoutMiliseconds;
060 }
061 if (readTimeoutMiliseconds != null) {
062 this.readTimeoutMiliseconds = readTimeoutMiliseconds;
063 }
064
065 }
066
067 public ServerHttpClient(Configuration configuration) {
068 this(configuration.getString("sonar.host.url", "http://localhost:9000"),
069 configuration.getInteger("sonar.host.connectTimeoutMs", CONNECT_TIMEOUT_MILLISECONDS),
070 configuration.getInteger("sonar.host.readTimeoutMs", READ_TIMEOUT_MILLISECONDS));
071
072 }
073
074 /**
075 * Throws a runtime ServerConnectionException if it fails to connect Sonar server
076 */
077 public void checkUp() {
078 String exceptionLabel = "Sonar server at " + url +
079 " is unreacheable. Either start it or setup the sonar.host.url maven setting if the URL is incorrect";
080 if (getId() == null) {
081 throw new ServerConnectionException(exceptionLabel);
082 }
083 }
084
085 public String getId() {
086 return executeAction(KEY_PATH);
087 }
088
089 public String getVersion() {
090 return executeAction(VERSION_PATH);
091 }
092
093 public String getMavenRepositoryUrl() {
094 return this.url + MAVEN_PATH;
095 }
096
097 protected String executeAction(String action) {
098 String result = getRemoteContent(url + action);
099 if (result.trim().length() == 0) {
100 throw new ServerApiEmptyContentException("Empty " + action + " returned from server");
101 }
102 return result;
103 }
104
105 protected String getRemoteContent(String url) {
106 HttpURLConnection conn = null;
107 Reader reader = null;
108 try {
109 conn = getConnection(url, "GET");
110 reader = new InputStreamReader((InputStream) conn.getContent());
111
112 int statusCode = conn.getResponseCode();
113 if (statusCode != HttpURLConnection.HTTP_OK) {
114 throw new ServerConnectionException("Status returned by url : '" + url + "' is invalid : " + statusCode);
115 }
116
117 return IOUtils.toString(reader);
118 } catch (IOException e) {
119 throw new ServerConnectionException("url=" + url, e);
120
121 } finally {
122 IOUtils.closeQuietly(reader);
123 if (conn != null) {
124 conn.disconnect();
125 }
126 }
127 }
128
129 public String getUrl() {
130 return url;
131 }
132
133 private HttpURLConnection getConnection(String url, String method) throws IOException {
134 URL page = new URL(url);
135 HttpURLConnection conn = (HttpURLConnection) page.openConnection();
136 conn.setConnectTimeout(connectTimeoutMiliseconds);
137 conn.setReadTimeout(readTimeoutMiliseconds);
138
139 conn.setRequestMethod(method);
140 conn.connect();
141 return conn;
142 }
143
144 public static class ServerApiEmptyContentException extends SonarException {
145
146 public ServerApiEmptyContentException(String s) {
147 super(s);
148 }
149 }
150
151 public static class ServerConnectionException extends SonarException {
152
153 public ServerConnectionException(String msg) {
154 super(msg);
155 }
156
157 public ServerConnectionException(String msg, Throwable throwable) {
158 super(msg, throwable);
159 }
160
161 }
162 }