X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fpasswd.c;h=90d666dd8f2994ca29bdc36e459d62edeff2fd87;hb=b2f79aa42edc03706e7898b02a9ffb4193ddfe36;hp=0917bd2273a7216ce47e897e28a874c10b467228;hpb=8f58409749f270fb02ad5dd2b66159600e8eb272;p=openldap

diff --git a/servers/slapd/passwd.c b/servers/slapd/passwd.c
index 0917bd2273..90d666dd8f 100644
--- a/servers/slapd/passwd.c
+++ b/servers/slapd/passwd.c
@@ -2,7 +2,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 1998-2005 The OpenLDAP Foundation.
+ * Copyright 1998-2006 The OpenLDAP Foundation.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -33,6 +33,8 @@
 #include <lutil.h>
 #include <lutil_sha1.h>
 
+const struct berval slap_EXOP_MODIFY_PASSWD = BER_BVC(LDAP_EXOP_MODIFY_PASSWD);
+
 static const char *defhash[] = {
 #ifdef LUTIL_SHA1_BYTES
 	"{SSHA}",
@@ -54,25 +56,42 @@ int passwd_extop(
 	slap_callback cb2 = { NULL, slap_replog_cb, NULL, NULL };
 	int i, nhash;
 	char **hashes;
-	int	rc;
+	int rc;
 	BackendDB *op_be;
+	int freenewpw = 0;
 
 	cb2.sc_next = &cb;
 
 	assert( ber_bvcmp( &slap_EXOP_MODIFY_PASSWD, &op->ore_reqoid ) == 0 );
 
 	if( op->o_dn.bv_len == 0 ) {
+		Statslog( LDAP_DEBUG_STATS, "%s PASSMOD\n",
+			op->o_log_prefix, 0, 0, 0, 0 );
 		rs->sr_text = "only authenticated users may change passwords";
 		return LDAP_STRONG_AUTH_REQUIRED;
 	}
 
+	qpw->rs_old.bv_len = 0;
 	qpw->rs_old.bv_val = NULL;
+	qpw->rs_new.bv_len = 0;
 	qpw->rs_new.bv_val = NULL;
 	qpw->rs_mods = NULL;
 	qpw->rs_modtail = NULL;
 
-	rs->sr_err = slap_passwd_parse( op->ore_reqdata, &id, &qpw->rs_old,
-		&qpw->rs_new, &rs->sr_text );
+	rs->sr_err = slap_passwd_parse( op->ore_reqdata, &id,
+		&qpw->rs_old, &qpw->rs_new, &rs->sr_text );
+
+	if ( rs->sr_err == LDAP_SUCCESS && !BER_BVISEMPTY( &id ) ) {
+		Statslog( LDAP_DEBUG_STATS, "%s PASSMOD id=\"%s\"%s%s\n",
+			op->o_log_prefix, id.bv_val,
+			qpw->rs_old.bv_val ? " old" : "",
+			qpw->rs_new.bv_val ? " new" : "", 0 );
+	} else {
+		Statslog( LDAP_DEBUG_STATS, "%s PASSMOD%s%s\n",
+			op->o_log_prefix,
+			qpw->rs_old.bv_val ? " old" : "",
+			qpw->rs_new.bv_val ? " new" : "", 0, 0 );
+	}
 
 	if ( rs->sr_err != LDAP_SUCCESS ) {
 		return rs->sr_err;
@@ -97,6 +116,12 @@ int passwd_extop(
 	}
 
 	if( op->o_bd == NULL ) {
+		if ( qpw->rs_old.bv_val != NULL ) {
+			rs->sr_text = "unwilling to verify old password";
+			rc = LDAP_UNWILLING_TO_PERFORM;
+			goto error_return;
+		}
+
 #ifdef HAVE_CYRUS_SASL
 		rc = slap_sasl_setpass( op, rs );
 #else
@@ -130,9 +155,8 @@ int passwd_extop(
 		goto error_return;
 	}
 
-#ifndef SLAPD_MULTIMASTER
 	/* This does not apply to multi-master case */
-	if(!( !SLAP_SHADOW( op->o_bd ) || be_isupdate( op ))) {
+	if(!( !SLAP_SINGLE_SHADOW( op->o_bd ) || be_isupdate( op ))) {
 		/* we SHOULD return a referral in this case */
 		BerVarray defref = op->o_bd->be_update_refs
 			? op->o_bd->be_update_refs : default_referral; 
@@ -154,13 +178,13 @@ int passwd_extop(
 		rc = LDAP_UNWILLING_TO_PERFORM;
 		goto error_return;
 	}
-#endif /* !SLAPD_MULTIMASTER */
 
 	/* generate a new password if none was provided */
 	if ( qpw->rs_new.bv_len == 0 ) {
 		slap_passwd_generate( &qpw->rs_new );
 		if ( qpw->rs_new.bv_len ) {
 			rsp = slap_passwd_return( &qpw->rs_new );
+			freenewpw = 1;
 		}
 	}
 	if ( qpw->rs_new.bv_len == 0 ) {
@@ -175,8 +199,13 @@ int passwd_extop(
 	if ( op->o_bd->be_extended ) {
 		rs->sr_err = op->o_bd->be_extended( op, rs );
 		if ( rs->sr_err != LDAP_UNWILLING_TO_PERFORM &&
-			rs->sr_err != SLAP_CB_CONTINUE ) {
+			rs->sr_err != SLAP_CB_CONTINUE )
+		{
 			rc = rs->sr_err;
+			if ( rsp ) {
+				rs->sr_rspdata = rsp;
+				rsp = NULL;
+			}
 			goto error_return;
 		}
 	}
@@ -188,6 +217,28 @@ int passwd_extop(
 		goto error_return;
 	}
 
+	if ( qpw->rs_old.bv_val != NULL ) {
+		Entry *e = NULL;
+
+		rc = be_entry_get_rw( op, &op->o_req_ndn, NULL,
+			slap_schema.si_ad_userPassword, 0, &e );
+		if ( rc == LDAP_SUCCESS && e ) {
+			Attribute *a = attr_find( e->e_attrs,
+				slap_schema.si_ad_userPassword );
+			if ( a )
+				rc = slap_passwd_check( op, e, a, &qpw->rs_old, &rs->sr_text );
+			else
+				rc = 1;
+			be_entry_release_r( op, e );
+			if ( rc == LDAP_SUCCESS )
+				goto old_good;
+		}
+		rs->sr_text = "unwilling to verify old password";
+		rc = LDAP_UNWILLING_TO_PERFORM;
+		goto error_return;
+	}
+
+old_good:
 	ml = ch_malloc( sizeof(Modifications) );
 	if ( !qpw->rs_modtail ) qpw->rs_modtail = &ml->sml_next;
 
@@ -212,6 +263,7 @@ int passwd_extop(
 	ml->sml_values[i].bv_val = NULL;
 	ml->sml_nvalues = NULL;
 	ml->sml_desc = slap_schema.si_ad_userPassword;
+	ml->sml_type = ml->sml_desc->ad_cname;
 	ml->sml_op = LDAP_MOD_REPLACE;
 	ml->sml_flags = 0;
 	ml->sml_next = qpw->rs_mods;
@@ -229,34 +281,34 @@ int passwd_extop(
 		cb2.sc_private = qpw;	/* let Modify know this was pwdMod,
 					 * if it cares... */
 
-		rs->sr_err = slap_mods_opattrs( op, ml, qpw->rs_modtail, &rs->sr_text,
-			NULL, 0, 1 );
-		
-		if ( rs->sr_err == LDAP_SUCCESS ) {
-			rs->sr_err = op->o_bd->be_modify( op, rs );
-		}
+		rs->sr_err = op->o_bd->be_modify( op, rs );
 		if ( rs->sr_err == LDAP_SUCCESS ) {
 			rs->sr_rspdata = rsp;
 		} else if ( rsp ) {
 			ber_bvfree( rsp );
+			rsp = NULL;
 		}
 		op->o_tag = LDAP_REQ_EXTENDED;
 		op->o_callback = sc;
 	}
-	slap_mods_free( qpw->rs_mods );
-	if ( rsp ) {
-		free( qpw->rs_new.bv_val );
-	}
 
 	rc = rs->sr_err;
 	op->oq_extended = qext;
 
 error_return:;
+	if ( qpw->rs_mods ) {
+		slap_mods_free( qpw->rs_mods, 1 );
+	}
+	if ( freenewpw ) {
+		free( qpw->rs_new.bv_val );
+	}
 	if ( !BER_BVISNULL( &op->o_req_dn ) ) {
 		op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
+		BER_BVZERO( &op->o_req_dn );
 	}
 	if ( !BER_BVISNULL( &op->o_req_ndn ) ) {
 		op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
+		BER_BVZERO( &op->o_req_ndn );
 	}
 
 	return rc;
@@ -337,6 +389,15 @@ int slap_passwd_parse( struct berval *reqdata,
 			goto decoding_error;
 		}
 
+		if( oldpass->bv_len == 0 ) {
+			Debug( LDAP_DEBUG_TRACE, "slap_passwd_parse: OLD empty.\n",
+				0, 0, 0 );
+
+			*text = "old password value is empty";
+			rc = LDAP_UNWILLING_TO_PERFORM;
+			goto done;
+		}
+
 		tag = ber_peek_tag( ber, &len );
 	}
 
@@ -359,6 +420,15 @@ int slap_passwd_parse( struct berval *reqdata,
 			goto decoding_error;
 		}
 
+		if( newpass->bv_len == 0 ) {
+			Debug( LDAP_DEBUG_TRACE, "slap_passwd_parse: NEW empty.\n",
+				0, 0, 0 );
+
+			*text = "new password value is empty";
+			rc = LDAP_UNWILLING_TO_PERFORM;
+			goto done;
+		}
+
 		tag = ber_peek_tag( ber, &len );
 	}
 
@@ -470,7 +540,7 @@ slap_passwd_hash_type(
 	new->bv_len = 0;
 	new->bv_val = NULL;
 
-	assert( hash );
+	assert( hash != NULL );
 
 	lutil_passwd_hash( cred , hash, new, text );
 }
@@ -510,8 +580,10 @@ static int slapd_crypt( const char *key, const char *salt, char **hash )
 		if ( hash ) {
 			*hash = ber_strdup( cr );
 			rc = LUTIL_PASSWD_OK;
+
+		} else {
+			rc = strcmp( salt, cr ) ? LUTIL_PASSWD_ERR : LUTIL_PASSWD_OK;
 		}
-		rc = strcmp( salt, cr ) ? LUTIL_PASSWD_ERR : LUTIL_PASSWD_OK;
 	}
 
 	ldap_pvt_thread_mutex_unlock( &passwd_mutex );