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daigle
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/**
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* '$RCSfile$'
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* Purpose: A Class that implements administrative methods
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* Copyright: 2008 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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* Authors: Michael Daigle
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*
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* '$Author: daigle $'
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* '$Date: 2008-07-06 21:25:34 -0700 (Sun, 06 Jul 2008) $'
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* '$Revision: 4080 $'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package edu.ucsb.nceas.metacat.util;
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import org.apache.commons.httpclient.HttpClient;
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import org.apache.log4j.Logger;
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import java.io.IOException;
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import java.util.HashMap;
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import edu.ucsb.nceas.metacat.service.PropertyService;
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import edu.ucsb.nceas.utilities.FileUtil;
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import edu.ucsb.nceas.utilities.PropertyNotFoundException;
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public class GeoserverUtil {
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private static Logger logMetacat = Logger.getLogger(GeoserverUtil.class);
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/**
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* private constructor - all methods are static so there is no
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* no need to instantiate.
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*/
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private GeoserverUtil() {}
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/**
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* Log in to geoserver as the administrative user. If the geoserver.username
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* and geoserver.password already exists in metacat.properties, we assume
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* that the password was already changed at least once. We use these values.
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* Otherwise we use the default values.
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*
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* @param httpClient
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* the HttpClient we will use to post. This is passed in since it
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* may need to be used after login by other methods.
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*/
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public static void loginAdmin(HttpClient httpClient) throws UtilException {
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try {
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String username =
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PropertyService.getProperty("geoserver.username");
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String password =
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PropertyService.getProperty("geoserver.password");
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String defaultUserName =
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PropertyService.getProperty("geoserver.defaultUsername");
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String defaultPassword =
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PropertyService.getProperty("geoserver.defaultPassword");
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String loginSuccessString =
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PropertyService.getProperty("geoserver.loginSuccessString");
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HashMap<String, String> paramMap = new HashMap<String, String>();
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// if the username and password exist, we assume the geoserver was
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// already updated at least once. Use the existing values as the
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// current admin values. Otherwise,use the default values.
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if (username != null && !username.equals("")
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&& password != null && !password.equals("")) {
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paramMap.put("username", username);
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paramMap.put("password", password);
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} else {
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paramMap.put("username", defaultUserName);
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paramMap.put("password", defaultPassword);
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}
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// Create the post url from values in metacat.properties
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String loginPostPage =
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PropertyService.getProperty("geoserver.loginPostPage");
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String loginPostURL = SystemUtil.getContextURL() + FileUtil.getFS()
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+ loginPostPage;
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logMetacat.debug("loginPostURL: " + loginPostURL);
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// Do the post
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String postResult = RequestUtil.post(httpClient, loginPostURL, paramMap);
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// check to see if the success string is part of the result
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if(postResult.indexOf(loginSuccessString) == -1) {
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logMetacat.debug(postResult);
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throw new UtilException("Could not log in to geoserver.");
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}
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} catch (PropertyNotFoundException pnfe) {
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throw new UtilException("Property error while logging in with "
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+ "default account: " + pnfe.getMessage());
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} catch (IOException ioe) {
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throw new UtilException("I/O error while logging in with "
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+ "default account: " + ioe.getMessage());
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}
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}
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/**
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* Change the password on the geoserver. The loginAdmin method must have
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* already been called using the same HttpClient that is passed to this
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* method.
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*
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* @param httpClient
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* the HttpClient we will use to post. This should have been used
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* in the login post.
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* @param username
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* the new user name
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* @param password
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* the new password
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*/
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public static void changePassword(HttpClient httpClient, String username, String password)
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throws UtilException {
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try {
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HashMap<String, String> paramMap = new HashMap<String, String>();
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paramMap.put("username", username);
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paramMap.put("password", password);
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// Create the post url from values in metacat.properties
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String passwordPostPage =
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PropertyService.getProperty("geoserver.passwordPostPage");
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String passwordPostURL = SystemUtil.getContextURL() + FileUtil.getFS()
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+ passwordPostPage;
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String passwordSuccessString =
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PropertyService.getProperty("geoserver.passwordSuccessString");
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logMetacat.debug("passwordPostURL: " + passwordPostURL);
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// Do the post
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String postResult = RequestUtil.post(httpClient, passwordPostURL, paramMap);
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// check to see if the success string is part of the result
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if(postResult.indexOf(passwordSuccessString) == -1) {
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logMetacat.debug(postResult);
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throw new UtilException("Could not change geoserver password.");
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}
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// send a post to apply the password changes. Unfortunately, there really
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// isn't anything of the geoserver side saying if the post passed, so we have
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// to assume it did.
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String applyPostPage =
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PropertyService.getProperty("geoserver.applyPostPage");
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String applyPostURL = SystemUtil.getContextURL() + FileUtil.getFS()
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+ applyPostPage;
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RequestUtil.post(httpClient, applyPostURL, null);
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} catch (PropertyNotFoundException pnfe) {
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throw new UtilException("Property error while logging in with "
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+ "default account: " + pnfe.getMessage());
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} catch (IOException ioe) {
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throw new UtilException("I/O error while logging in with "
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+ "default account: " + ioe.getMessage());
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}
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}
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/**
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* Reports whether geoserver is configured.
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*
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* @return a boolean that is true if geoserver is configured or bypassed
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*/
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public static boolean isGeoserverConfigured() throws UtilException {
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String geoserverConfiguredString = PropertyService.UNCONFIGURED;
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try {
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geoserverConfiguredString = PropertyService.getProperty("configutil.geoserverConfigured");
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} catch (PropertyNotFoundException pnfe) {
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throw new UtilException("Could not determine if geoservice are configured: "
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+ pnfe.getMessage());
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}
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// geoserver is configured if not unconfigured
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return !geoserverConfiguredString.equals(PropertyService.UNCONFIGURED);
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}
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}
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