mirror of
https://github.com/yacy/yacy_search_server.git
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57ce7eeff3
string which is visible in the browser. That makes it possible that the browser instructs the user how to change a forgotten admin password (during runtime).
104 lines
4.9 KiB
Java
104 lines
4.9 KiB
Java
//
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// YaCySecurityHandler
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// Copyright 2011 by Florian Richter
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// First released 16.04.2011 at http://yacy.net
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program in the file lgpl21.txt
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// If not, see <http://www.gnu.org/licenses/>.
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//
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package net.yacy.http;
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import java.net.MalformedURLException;
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import net.yacy.cora.document.id.MultiProtocolURL;
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import net.yacy.cora.order.Base64Order;
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import net.yacy.cora.protocol.Domains;
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import net.yacy.data.UserDB.AccessRight;
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import net.yacy.search.Switchboard;
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import net.yacy.search.SwitchboardConstants;
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import net.yacy.server.serverAccessTracker;
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import org.eclipse.jetty.security.ConstraintSecurityHandler;
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import org.eclipse.jetty.security.RoleInfo;
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import org.eclipse.jetty.server.Request;
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/**
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* jetty security handler
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* demands authentication for pages with _p. inside
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* and updates AccessTracker
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*/
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public class Jetty9YaCySecurityHandler extends ConstraintSecurityHandler {
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/**
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* create the constraint for the given path
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* for urls containing *_p. (like info_p.html) admin access is required,
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* on localhost = admin setting no constraint is set
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* @param pathInContext
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* @param request
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* @return RoleInfo with
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* isChecked=true if any security contraint applies (compare reference implementation org.eclipse.jetty.security.ConstraintSecurityHandler)
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* role = "admin" for resource name containint _p.
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*/
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@Override
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protected RoleInfo prepareConstraintInfo(String pathInContext, Request request) {
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final Switchboard sb = Switchboard.getSwitchboard();
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final boolean adminAccountGrantedForLocalhost = sb.getConfigBool(SwitchboardConstants.ADMIN_ACCOUNT_FOR_LOCALHOST, false);
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final boolean adminAccountNeededForAllPages = sb.getConfigBool(SwitchboardConstants.ADMIN_ACCOUNT_All_PAGES, false);
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String refererHost;
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// update AccessTracker
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refererHost = request.getRemoteAddr();
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serverAccessTracker.track(refererHost, pathInContext);
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try {
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refererHost = new MultiProtocolURL(request.getHeader("Referer")).getHost();
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} catch (MalformedURLException e) {
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refererHost = null;
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}
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final boolean accessFromLocalhost = Domains.isLocalhost(request.getRemoteHost()) && (refererHost == null || refererHost.length() == 0 || Domains.isLocalhost(refererHost));
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// ! note : accessFromLocalhost compares localhost ip pattern
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final boolean grantedForLocalhost = adminAccountGrantedForLocalhost && accessFromLocalhost;
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boolean protectedPage = adminAccountNeededForAllPages || (pathInContext.indexOf("_p.") > 0);
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// check "/gsa" and "/solr" if not publicSearchpage
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if (!protectedPage && !sb.getConfigBool(SwitchboardConstants.PUBLIC_SEARCHPAGE, true)) {
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protectedPage = pathInContext.startsWith("/solr/") || pathInContext.startsWith("/gsa/");
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}
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if (protectedPage) {
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if (grantedForLocalhost) {
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return null; // quick return for local admin
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} else if (accessFromLocalhost) {
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// last chance to authentify using the admin from localhost
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final String credentials = request.getHeader("Authorization");
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if (credentials != null && credentials.length() > 60 && credentials.startsWith("Basic ")) {
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final String foruser = sb.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_USER_NAME, "admin");
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final String adminAccountBase64MD5 = sb.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, "");
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final String b64 = Base64Order.standardCoder.encodeString(foruser + ":" + adminAccountBase64MD5);
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if ((credentials.substring(6)).equals(b64)) return null; // lazy authentification for local access with credential from config (only a user with read access to DATA can do that)
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}
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}
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RoleInfo roleinfo = new RoleInfo();
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roleinfo.setChecked(true); // RoleInfo.setChecked() : in Jetty this means - marked to have any security constraint
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roleinfo.addRole(AccessRight.ADMIN_RIGHT.toString()); // use AccessRights as role
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return roleinfo;
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}
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return super.prepareConstraintInfo(pathInContext, request);
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}
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}
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