[28958] | 1 | /*
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| 2 | * ServletRealmCheck.java
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| 3 | * Copyright (C) 2008 New Zealand Digital Library, http://www.nzdl.org
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation; either version 2 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 18 | */
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| 19 | package org.greenstone.gsdl3.util;
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| 20 |
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| 21 | import java.io.BufferedReader;
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| 22 | import java.io.File;
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| 23 | import java.io.FileInputStream;
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| 24 | import java.io.InputStream;
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| 25 | import java.io.InputStreamReader;
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| 26 | import java.io.IOException;
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| 27 | import java.net.HttpURLConnection;
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| 28 | import java.net.URL;
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| 29 | import java.net.URLConnection;
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| 30 | import java.util.Properties;
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| 31 |
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[32357] | 32 | import org.greenstone.util.ProtocolPortProperties;
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| 33 |
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[28958] | 34 | /**
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| 35 | * Commandline script that is used by gliserver.pl to authenticate a username and password and
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| 36 | * return the user's groups, while the derby server is running. Because 2 JVM instances can't
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| 37 | * access the same embedded derby server at the same time, gliserver can't call usersDB2txt.java.
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| 38 | * If a collection parameter is additionally provided, this script will check the user's groups
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| 39 | * to see if any of these allow the user to edit that collection.
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| 40 | *
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| 41 | * Run as java org.greenstone.gsdl3.util.ServletRealmCheck <GS3SRCHOME> <un> <pwd> [colname]
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| 42 | *
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| 43 | * GS3\src\java>"C:\Program Files\Java\jdk1.6.0_22\bin\java"
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| 44 | * -classpath "GS3\web\WEB-INF\lib\gsdl3.jar;GS3\web\WEB-INF\lib\derby.jar"
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| 45 | * org.greenstone.gsdl3.util.ServletRealmCheck "GS3" admin <pw> 2>&1
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| 46 | *
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| 47 | * Tries URL: http://hostname:8383/greenstone3/library?a=s&sa=authenticated-ping&excerptid=gs_content&un=admin&pw=<pw>[&col=demo]
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| 48 | * The &excerptid=gs_content in the URL will return just the <div id="gs_content" /> part of the
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| 49 | * page that we're interested in.
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| 50 | *
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| 51 | * Result: either prints out an error message ("Authentication failed...") or a positive result,
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| 52 | * which is the user's groups. For the admin user example: administrator,all-collections-editor.
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| 53 | *
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| 54 | */
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| 55 | public class ServletRealmCheck
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| 56 | {
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| 57 | public static void main(String[] args) {
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| 58 |
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| 59 | if (args.length < 3 || args.length > 4){
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| 60 | System.out.println("Run with: <GSDL3SRCHOME> <un> <pwd> [collection-name]");
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| 61 | System.exit(0);
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| 62 | }
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| 63 |
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| 64 | String gsdl3srchome = args[0];
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| 65 | String username = args[1];
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| 66 | String password = args[2];
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| 67 | String collection = (args.length > 3) ? args[3] : null;
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| 68 |
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| 69 | //System.err.println("gsdl3srchome: " + gsdl3srchome);
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| 70 | //System.err.println("username: " + username);
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| 71 | //System.err.println("password: " + password);
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| 72 | //System.err.println("collection: " + collection);
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| 73 |
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| 74 |
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| 75 | // Load the build.properties file, get the GS3 server URL and send authenticated-ping and print the return result
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| 76 |
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| 77 | //http://www.mkyong.com/java/java-properties-file-examples/
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| 78 | Properties buildProps = new Properties();
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| 79 | InputStream input = null;
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| 80 |
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| 81 | try {
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| 82 | File buildPropsFile = new File(gsdl3srchome, "build.properties");
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| 83 | input = new FileInputStream(buildPropsFile);
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| 84 |
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| 85 | // load a properties file
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| 86 | buildProps.load(input);
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| 87 |
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| 88 | // get the property value and print it out
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| 89 | String servername = buildProps.getProperty("tomcat.server");
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[32357] | 90 | //String protocol = buildProps.getProperty("server.protocol", "http");
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| 91 | //String port = buildProps.getProperty("tomcat.port"+protocol, "8383");
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| 92 |
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| 93 | ProtocolPortProperties protocolPortProps = new ProtocolPortProperties(buildProps);
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| 94 | if(protocolPortProps.hadError()) {
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| 95 | throw new Exception("**** ERROR with port and/or protocol in build.properties:\n" + protocolPortProps.getErrorMsg());
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| 96 | }
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| 97 | String protocol = protocolPortProps.getProtocol();
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| 98 | String port = protocolPortProps.getPort();
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[28958] | 99 | int portNum = Integer.parseInt(port);
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| 100 |
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| 101 | // Appending &excerptid=gs_content will get just the <div ... id="gs_content"/> from the final web page:
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| 102 | String urlSuffix = "/greenstone3/library?a=s&sa=authenticated-ping&excerptid=gs_content&un="+username+"&pw="+password;
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| 103 | if(collection != null) {
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| 104 | urlSuffix = urlSuffix + "&col="+collection;
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| 105 | }
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[32357] | 106 | URL authenticationUrl = new URL(protocol, servername, portNum, urlSuffix);
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[28958] | 107 |
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| 108 | HttpURLConnection conn = (HttpURLConnection)authenticationUrl.openConnection();
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| 109 | BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
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| 110 | String result = "";
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| 111 | String line = null;
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| 112 |
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| 113 | while((line = reader.readLine()) != null) {
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| 114 | result += line;
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| 115 | }
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| 116 |
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| 117 | //System.err.println("** Sent: " + authenticationUrl);
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| 118 | //System.err.println("** Got result:\n" + result);
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| 119 |
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| 120 | // Parse out the content nested inside <div ... id="gs_content"> </div>
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[28959] | 121 | int start = result.indexOf("id=\"gs_content\"");
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[28958] | 122 | if(start != -1) {
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| 123 | start = result.indexOf(">", start);
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| 124 | int end = result.indexOf("<", start);
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| 125 | result = result.substring(start+1, end);
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| 126 | result = result.trim();
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| 127 | }
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| 128 |
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| 129 | // Now we finally have what we actually want to print out for the caller to use
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| 130 | System.out.print(result); // don't add newline to end
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| 131 |
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[32357] | 132 | } catch (Exception ex) {
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[28958] | 133 | ex.printStackTrace();
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| 134 | } finally {
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| 135 | if (input != null) {
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| 136 | try {
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| 137 | input.close();
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| 138 | } catch (IOException e) {
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| 139 | e.printStackTrace();
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| 140 | }
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| 141 | }
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| 142 | }
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| 143 |
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| 144 | }
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| 145 |
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| 146 | }
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