| // Copyright (C) 2009 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.gerrit.server.auth.ldap; |
| |
| import javax.naming.NamingException; |
| import javax.naming.directory.Attribute; |
| import javax.naming.directory.Attributes; |
| import javax.naming.directory.DirContext; |
| |
| abstract class LdapType { |
| static final LdapType RFC_2307 = new Rfc2307(); |
| |
| static LdapType guessType(final DirContext ctx) throws NamingException { |
| final Attributes rootAtts = ctx.getAttributes(""); |
| Attribute supported = rootAtts.get("supportedCapabilities"); |
| if (supported != null && supported.contains("1.2.840.113556.1.4.800")) { |
| return new ActiveDirectory(rootAtts); |
| } |
| |
| return RFC_2307; |
| } |
| |
| abstract String groupPattern(); |
| |
| abstract String groupMemberPattern(); |
| |
| abstract String accountFullName(); |
| |
| abstract String accountEmailAddress(); |
| |
| abstract String accountSshUserName(); |
| |
| abstract String accountMemberField(); |
| |
| abstract String accountPattern(); |
| |
| private static class Rfc2307 extends LdapType { |
| @Override |
| String groupPattern() { |
| return "(cn=${groupname})"; |
| } |
| |
| @Override |
| String groupMemberPattern() { |
| return "(memberUid=${username})"; |
| } |
| |
| @Override |
| String accountFullName() { |
| return "displayName"; |
| } |
| |
| @Override |
| String accountEmailAddress() { |
| return "mail"; |
| } |
| |
| @Override |
| String accountSshUserName() { |
| return "uid"; |
| } |
| |
| @Override |
| String accountMemberField() { |
| return null; // Not defined in RFC 2307 |
| } |
| |
| @Override |
| String accountPattern() { |
| return "(uid=${username})"; |
| } |
| } |
| |
| private static class ActiveDirectory extends LdapType { |
| private final String defaultDomain; |
| |
| ActiveDirectory(final Attributes atts) throws NamingException { |
| // Convert "defaultNamingContext: DC=foo,DC=example,DC=com" into |
| // the a standard DNS name as we would expect to find in the suffix |
| // part of the userPrincipalName. |
| // |
| Attribute defaultNamingContext = atts.get("defaultNamingContext"); |
| if (defaultNamingContext == null || defaultNamingContext.size() < 1) { |
| throw new NamingException("rootDSE has no defaultNamingContext"); |
| } |
| |
| final StringBuilder b = new StringBuilder(); |
| for (String n : ((String) defaultNamingContext.get(0)).split(", *")) { |
| if (n.toUpperCase().startsWith("DC=")) { |
| if (b.length() > 0) { |
| b.append('.'); |
| } |
| b.append(n.substring(3)); |
| } |
| } |
| defaultDomain = b.toString(); |
| } |
| |
| @Override |
| String groupPattern() { |
| return "(&(objectClass=group)(cn=${groupname}))"; |
| } |
| |
| @Override |
| String groupMemberPattern() { |
| return null; // Active Directory uses memberOf in the account |
| } |
| |
| @Override |
| String accountFullName() { |
| return "${givenName} ${sn}"; |
| } |
| |
| @Override |
| String accountEmailAddress() { |
| return "mail"; |
| } |
| |
| @Override |
| String accountSshUserName() { |
| return "${sAMAccountName.toLowerCase}"; |
| } |
| |
| @Override |
| String accountMemberField() { |
| return "memberOf"; |
| } |
| |
| @Override |
| String accountPattern() { |
| return "(&(objectClass=user)(sAMAccountName=${username}))"; |
| } |
| } |
| } |