X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fdelete.c;h=2fe382653d21b606301932bf8f47e21261718680;hb=7d13ef7e42f1514dd99878835a13a700da4f4b69;hp=45a3d9d2e376bcbb36d9ec6f15c6043b93914d3e;hpb=1fdda703e61fc6303c2b11e1114391ddf23dd33c;p=openldap

diff --git a/servers/slapd/delete.c b/servers/slapd/delete.c
index 45a3d9d2e3..2fe382653d 100644
--- a/servers/slapd/delete.c
+++ b/servers/slapd/delete.c
@@ -1,10 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2012 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
-/*
- * Copyright (c) 1995 Regents of the University of Michigan.
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms are permitted
@@ -22,31 +30,19 @@
 #include <ac/string.h>
 #include <ac/socket.h>
 
-#include "ldap_pvt.h"
 #include "slap.h"
 
 #include "lutil.h"
 
-#ifdef LDAP_SLAPI
-#include "slapi.h"
-#endif
-
 int
 do_delete(
     Operation	*op,
-    SlapReply	*rs
-)
+    SlapReply	*rs )
 {
-	struct berval dn = { 0, NULL };
-	int manageDSAit;
-
-#ifdef NEW_LOGGING
-	LDAP_LOG( OPERATION, ENTRY, 
-		"do_delete: conn %d\n", op->o_connid, 0, 0 );
-#else
-	Debug( LDAP_DEBUG_TRACE, "do_delete\n", 0, 0, 0 );
-#endif
+	struct berval dn = BER_BVNULL;
 
+	Debug( LDAP_DEBUG_TRACE, "%s do_delete\n",
+		op->o_log_prefix, 0, 0 );
 	/*
 	 * Parse the delete request.  It looks like this:
 	 *
@@ -54,94 +50,99 @@ do_delete(
 	 */
 
 	if ( ber_scanf( op->o_ber, "m", &dn ) == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG( OPERATION, ERR, 
-			"do_delete: conn: %d  ber_scanf failed\n", op->o_connid, 0, 0 );
-#else
-		Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
-#endif
+		Debug( LDAP_DEBUG_ANY, "%s do_delete: ber_scanf failed\n",
+			op->o_log_prefix, 0, 0 );
 		send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 		return SLAPD_DISCONNECT;
 	}
 
 	if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG( OPERATION, ERR, 
-			"do_delete: conn %d  get_ctrls failed\n", op->o_connid, 0, 0 );
-#else
-		Debug( LDAP_DEBUG_ANY, "do_delete: get_ctrls failed\n", 0, 0, 0 );
-#endif
+		Debug( LDAP_DEBUG_ANY, "%s do_delete: get_ctrls failed\n",
+			op->o_log_prefix, 0, 0 );
 		goto cleanup;
 	} 
 
-	rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn, op->o_tmpmemctx );
+	rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
+		op->o_tmpmemctx );
 	if( rs->sr_err != LDAP_SUCCESS ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG( OPERATION, INFO, 
-			"do_delete: conn %d  invalid dn (%s)\n",
-			op->o_connid, dn.bv_val, 0 );
-#else
-		Debug( LDAP_DEBUG_ANY,
-			"do_delete: invalid dn (%s)\n", dn.bv_val, 0, 0 );
-#endif
+		Debug( LDAP_DEBUG_ANY, "%s do_delete: invalid dn (%s)\n",
+			op->o_log_prefix, dn.bv_val, 0 );
 		send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
 		goto cleanup;
 	}
 
+	Statslog( LDAP_DEBUG_STATS, "%s DEL dn=\"%s\"\n",
+		op->o_log_prefix, op->o_req_dn.bv_val, 0, 0, 0 );
+
 	if( op->o_req_ndn.bv_len == 0 ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG( OPERATION, INFO, 
-			"do_delete: conn %d: Attempt to delete root DSE.\n", 
-			op->o_connid, 0, 0 );
-#else
-		Debug( LDAP_DEBUG_ANY, "do_delete: root dse!\n", 0, 0, 0 );
-#endif
+		Debug( LDAP_DEBUG_ANY, "%s do_delete: root dse!\n",
+			op->o_log_prefix, 0, 0 );
 		/* protocolError would likely be a more appropriate error */
 		send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 			"cannot delete the root DSE" );
 		goto cleanup;
 
-	} else if ( bvmatch( &op->o_req_ndn, &global_schemandn ) ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG( OPERATION, INFO, "do_delete: conn %d: "
-			"Attempt to delete subschema subentry.\n", op->o_connid, 0, 0 );
-#else
-		Debug( LDAP_DEBUG_ANY, "do_delete: subschema subentry!\n", 0, 0, 0 );
-#endif
+	} else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
+		Debug( LDAP_DEBUG_ANY, "%s do_delete: subschema subentry!\n",
+			op->o_log_prefix, 0, 0 );
 		/* protocolError would likely be a more appropriate error */
 		send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 			"cannot delete the root DSE" );
 		goto cleanup;
 	}
 
-	Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu DEL dn=\"%s\"\n",
-		op->o_connid, op->o_opid, op->o_req_dn.bv_val, 0, 0 );
+	op->o_bd = frontendDB;
+	rs->sr_err = frontendDB->be_delete( op, rs );
 
-	manageDSAit = get_manageDSAit( op );
+#ifdef LDAP_X_TXN
+	if( rs->sr_err == LDAP_X_TXN_SPECIFY_OKAY ) {
+		/* skip cleanup */
+		return rs->sr_err;
+	}
+#endif
+
+cleanup:;
+	op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
+	op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
+	return rs->sr_err;
+}
 
+int
+fe_op_delete( Operation *op, SlapReply *rs )
+{
+	struct berval	pdn = BER_BVNULL;
+	BackendDB	*op_be, *bd = op->o_bd;
+	
 	/*
 	 * We could be serving multiple database backends.  Select the
 	 * appropriate one, or send a referral to our "referral server"
 	 * if we don't hold it.
 	 */
-	if ( (op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 0 )) == NULL ) {
+	op->o_bd = select_backend( &op->o_req_ndn, 1 );
+	if ( op->o_bd == NULL ) {
+		op->o_bd = bd;
 		rs->sr_ref = referral_rewrite( default_referral,
 			NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
 
 		if (!rs->sr_ref) rs->sr_ref = default_referral;
 		if ( rs->sr_ref != NULL ) {
 			rs->sr_err = LDAP_REFERRAL;
-
 			send_ldap_result( op, rs );
 
 			if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
 		} else {
 			send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
-					"referral missing" );
+				"no global superior knowledge" );
 		}
 		goto cleanup;
 	}
 
+	/* If we've got a glued backend, check the real backend */
+	op_be = op->o_bd;
+	if ( SLAP_GLUE_INSTANCE( op->o_bd )) {
+		op->o_bd = select_backend( &op->o_req_ndn, 0 );
+	}
+
 	/* check restrictions */
 	if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
 		send_ldap_result( op, rs );
@@ -153,35 +154,6 @@ do_delete(
 		goto cleanup;
 	}
 
-#if defined( LDAP_SLAPI )
-#define pb op->o_pb
-	if ( pb ) {
-		slapi_x_pblock_set_operation( pb, op );
-		slapi_pblock_set( pb, SLAPI_DELETE_TARGET, (void *)dn.bv_val );
-		slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
-
-		rs->sr_err = doPluginFNs( op->o_bd, SLAPI_PLUGIN_PRE_DELETE_FN, pb );
-		if ( rs->sr_err < 0 ) {
-			/*
-			 * A preoperation plugin failure will abort the
-			 * entire operation.
-			 */
-#ifdef NEW_LOGGING
-			LDAP_LOG( OPERATION, INFO, "do_delete: delete preoperation plugin "
-					"failed\n", 0, 0, 0 );
-#else
-			Debug (LDAP_DEBUG_TRACE, "do_delete: delete preoperation plugin failed.\n",
-					0, 0, 0);
-#endif
-			if ( ( slapi_pblock_get( pb, SLAPI_RESULT_CODE, (void *)&rs->sr_err ) != 0 )  ||
-				 rs->sr_err == LDAP_SUCCESS ) {
-				rs->sr_err = LDAP_OTHER;
-			}
-			goto cleanup;
-		}
-	}
-#endif /* defined( LDAP_SLAPI ) */
-
 	/*
 	 * do the delete if 1 && (2 || 3)
 	 * 1) there is a delete function implemented in this backend;
@@ -190,43 +162,54 @@ do_delete(
 	 */
 	if ( op->o_bd->be_delete ) {
 		/* do the update here */
-		int repl_user = be_isupdate( op->o_bd, &op->o_ndn );
-#ifndef SLAPD_MULTIMASTER
-		if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo ) &&
-			( !op->o_bd->be_update_ndn.bv_len || repl_user ))
-#else
-		if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo ))
-#endif
-		{
-
-			if ( !repl_user ) {
-				struct berval csn = { 0 , NULL };
-				char csnbuf[ LDAP_LUTIL_CSNSTR_BUFSIZE ];
-				slap_get_csn( op, csnbuf, sizeof(csnbuf), &csn, 1 );
-			}
-
-			if ( (op->o_bd->be_delete)( op, rs ) == 0 ) {
-#ifdef SLAPD_MULTIMASTER
-				if ( !op->o_bd->be_update_ndn.bv_len || !repl_user )
-#endif
-				{
-					replog( op );
+		int repl_user = be_isupdate( op );
+		if ( !SLAP_SINGLE_SHADOW(op->o_bd) || repl_user ) {
+			struct berval	org_req_dn = BER_BVNULL;
+			struct berval	org_req_ndn = BER_BVNULL;
+			struct berval	org_dn = BER_BVNULL;
+			struct berval	org_ndn = BER_BVNULL;
+			int		org_managedsait;
+
+			op->o_bd = op_be;
+			op->o_bd->be_delete( op, rs );
+
+			org_req_dn = op->o_req_dn;
+			org_req_ndn = op->o_req_ndn;
+			org_dn = op->o_dn;
+			org_ndn = op->o_ndn;
+			org_managedsait = get_manageDSAit( op );
+			op->o_dn = op->o_bd->be_rootdn;
+			op->o_ndn = op->o_bd->be_rootndn;
+			op->o_managedsait = SLAP_CONTROL_NONCRITICAL;
+
+			while ( rs->sr_err == LDAP_SUCCESS &&
+				op->o_delete_glue_parent )
+			{
+				op->o_delete_glue_parent = 0;
+				if ( !be_issuffix( op->o_bd, &op->o_req_ndn )) {
+					slap_callback cb = { NULL, NULL, NULL, NULL };
+					cb.sc_response = slap_null_cb;
+					dnParent( &op->o_req_ndn, &pdn );
+					op->o_req_dn = pdn;
+					op->o_req_ndn = pdn;
+					op->o_callback = &cb;
+					op->o_bd->be_delete( op, rs );
+				} else {
+					break;
 				}
 			}
-#ifndef SLAPD_MULTIMASTER
+
+			op->o_managedsait = org_managedsait;
+			op->o_dn = org_dn;
+			op->o_ndn = org_ndn;
+			op->o_req_dn = org_req_dn;
+			op->o_req_ndn = org_req_ndn;
+			op->o_delete_glue_parent = 0;
+
 		} else {
-			BerVarray defref = NULL;
-			if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
-				syncinfo_t *si;
-				LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
-					struct berval tmpbv;
-					ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
-					ber_bvarray_add( &defref, &tmpbv );
-				}
-			} else {
-				defref = op->o_bd->be_update_refs
-					? op->o_bd->be_update_refs : default_referral;
-			}
+			BerVarray defref = op->o_bd->be_update_refs
+				? op->o_bd->be_update_refs : default_referral;
+
 			if ( defref != NULL ) {
 				rs->sr_ref = referral_rewrite( defref,
 					NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
@@ -235,12 +218,12 @@ do_delete(
 				send_ldap_result( op, rs );
 
 				if (rs->sr_ref != defref) ber_bvarray_free( rs->sr_ref );
+
 			} else {
 				send_ldap_error( op, rs,
-						LDAP_UNWILLING_TO_PERFORM,
-						"referral missing" );
+					LDAP_UNWILLING_TO_PERFORM,
+					"shadow context; no update referral" );
 			}
-#endif
 		}
 
 	} else {
@@ -248,23 +231,7 @@ do_delete(
 			"operation not supported within namingContext" );
 	}
 
-#if defined( LDAP_SLAPI )
-	if ( pb && doPluginFNs( op->o_bd, SLAPI_PLUGIN_POST_DELETE_FN, pb ) < 0) {
-#ifdef NEW_LOGGING
-		LDAP_LOG( OPERATION, INFO, "do_delete: delete postoperation plugins "
-				"failed\n", 0, 0, 0 );
-#else
-		Debug(LDAP_DEBUG_TRACE, "do_delete: delete postoperation plugins "
-				"failed.\n", 0, 0, 0);
-#endif
-	}
-#endif /* defined( LDAP_SLAPI ) */
-
-cleanup:
-
-	slap_graduate_commit_csn( op );
-
-	op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
-	op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
+cleanup:;
+	op->o_bd = bd;
 	return rs->sr_err;
 }