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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.cmscore.ldapconn;
import java.util.Properties;
import netscape.ldap.LDAPConnection;
import netscape.ldap.LDAPException;
import netscape.ldap.LDAPRebind;
import netscape.ldap.LDAPRebindAuth;
import netscape.ldap.LDAPSocketFactory;
import netscape.ldap.LDAPv2;
import com.netscape.certsrv.apps.CMS;
/**
* A LDAP connection that is bound to a server host, port, secure type.
* and authentication.
* Makes a LDAP connection and authentication when instantiated.
* Cannot establish another LDAP connection or authentication after
* construction. LDAPConnection connect and authentication methods are
* overridden to prevent this.
*/
public class LdapBoundConnection extends LDAPConnection {
/**
*
*/
private static final long serialVersionUID = -2242077674357271559L;
// LDAPConnection calls authenticate so must set this for first
// authenticate call.
private boolean mAuthenticated = false;
/**
* Instantiates a connection to a ldap server, secure or non-secure
* connection with Ldap basic bind dn & pw authentication.
*/
public LdapBoundConnection(
LdapConnInfo connInfo, LdapAuthInfo authInfo)
throws LDAPException {
// this LONG line to satisfy super being the first call. (yuk)
super(
authInfo.getAuthType() == LdapAuthInfo.LDAP_AUTHTYPE_SSLCLIENTAUTH ?
new LdapJssSSLSocketFactory(authInfo.getParms()[0]) :
(connInfo.getSecure() ? new LdapJssSSLSocketFactory() : null));
// Set option to automatically follow referrals.
// Use the same credentials to follow referrals; this is the easiest
// thing to do without any complicated configuration using
// different hosts.
// If client auth is used don't have dn and pw to follow referrals.
boolean followReferrals = connInfo.getFollowReferrals();
setOption(LDAPv2.REFERRALS, new Boolean(followReferrals));
if (followReferrals &&
authInfo.getAuthType() != LdapAuthInfo.LDAP_AUTHTYPE_SSLCLIENTAUTH) {
LDAPRebind rebindInfo =
new ARebindInfo(authInfo.getParms()[0],
authInfo.getParms()[1]);
setOption(LDAPv2.REFERRALS_REBIND_PROC, rebindInfo);
}
if (authInfo.getAuthType() == LdapAuthInfo.LDAP_AUTHTYPE_SSLCLIENTAUTH) {
// will be bound to client auth cert mapped entry.
super.connect(connInfo.getHost(), connInfo.getPort());
CMS.debug(
"Established LDAP connection with SSL client auth to " +
connInfo.getHost() + ":" + connInfo.getPort());
} else { // basic auth
String binddn = authInfo.getParms()[0];
String bindpw = authInfo.getParms()[1];
super.connect(connInfo.getVersion(),
connInfo.getHost(), connInfo.getPort(), binddn, bindpw);
CMS.debug(
"Established LDAP connection using basic authentication to" +
" host " + connInfo.getHost() +
" port " + connInfo.getPort() +
" as " + binddn);
}
}
/**
* Instantiates a connection to a ldap server, secure or non-secure
* connection with Ldap basic bind dn & pw authentication.
*/
public LdapBoundConnection(String host, int port, int version,
LDAPSocketFactory fac,
String bindDN, String bindPW)
throws LDAPException {
super(fac);
if (bindDN != null) {
super.connect(version, host, port, bindDN, bindPW);
CMS.debug(
"Established LDAP connection using basic authentication " +
" as " + bindDN + " to " + host + ":" + port);
} else {
if (fac == null && bindDN == null) {
throw new IllegalArgumentException(
"Ldap bound connection must have authentication info.");
}
// automatically authenticated if it's ssl client auth.
super.connect(version, host, port, null, null);
CMS.debug(
"Established LDAP connection using SSL client authentication " +
"to " + host + ":" + port);
}
}
/**
* Overrides same method in LDAPConnection to do prevent re-authentication.
*/
public void authenticate(int version, String dn, String pw)
throws LDAPException {
/**
* if (mAuthenticated) {
* throw new RuntimeException(
* "this LdapBoundConnection already authenticated: auth(v,dn,pw)");
* }
**/
super.authenticate(version, dn, pw);
mAuthenticated = true;
}
/**
* Overrides same method in LDAPConnection to do prevent re-authentication.
*/
public void authenticate(String dn, String pw)
throws LDAPException {
/**
* if (mAuthenticated) {
* throw new RuntimeException(
* "this LdapBoundConnection already authenticated: auth(dn,pw)");
* }
**/
super.authenticate(3, dn, pw);
mAuthenticated = true;
}
/**
* Overrides same method in LDAPConnection to do prevent re-authentication.
*/
public void authenticate(String dn, String mech, String packageName,
Properties props, Object getter)
throws LDAPException {
/**
* if (mAuthenticated) {
* throw new RuntimeException(
* "this LdapBoundConnection already authenticated: auth(mech)");
* }
**/
super.authenticate(dn, mech, packageName, props, getter);
mAuthenticated = true;
}
/**
* Overrides same method in LDAPConnection to do prevent re-authentication.
*/
public void authenticate(String dn, String mechs[], String packageName,
Properties props, Object getter)
throws LDAPException {
/**
* if (mAuthenticated) {
* throw new RuntimeException(
* "this LdapBoundConnection is already authenticated: auth(mechs)");
* }
**/
super.authenticate(dn, mechs, packageName, props, getter);
mAuthenticated = true;
}
/**
* overrides parent's connect to prevent re-connect.
*/
public void connect(String host, int port) throws LDAPException {
throw new RuntimeException(
"this LdapBoundConnection is already connected: conn(host,port)");
}
/**
* overrides parent's connect to prevent re-connect.
*/
public void connect(int version, String host, int port,
String dn, String pw) throws LDAPException {
throw new RuntimeException(
"this LdapBoundConnection is already connected: conn(version,h,p)");
}
}
class ARebindInfo implements LDAPRebind {
private LDAPRebindAuth mRebindAuthInfo = null;
public ARebindInfo(String binddn, String pw) {
mRebindAuthInfo = new LDAPRebindAuth(binddn, pw);
}
public LDAPRebindAuth getRebindAuthentication(String host, int port) {
return mRebindAuthInfo;
}
}
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