/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 1998-2004 The OpenLDAP Foundation.
+ * Copyright 1998-2011 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include <ac/string.h>
#include "slap.h"
-#ifdef LDAP_SLAPI
-#include "slapi/slapi.h"
-#endif
-
-static int compare_entry(
- Operation *op,
- Entry *e,
- AttributeAssertion *ava );
int
do_compare(
struct berval dn = BER_BVNULL;
struct berval desc = BER_BVNULL;
struct berval value = BER_BVNULL;
- AttributeAssertion ava = { NULL, BER_BVNULL };
+ AttributeAssertion ava = ATTRIBUTEASSERTION_INIT;
- ava.aa_desc = NULL;
-
- Debug( LDAP_DEBUG_TRACE, "do_compare\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "%s do_compare\n",
+ op->o_log_prefix, 0, 0 );
/*
* Parse the compare request. It looks like this:
*
*/
if ( ber_scanf( op->o_ber, "{m" /*}*/, &dn ) == LBER_ERROR ) {
- Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_ANY, "%s do_compare: ber_scanf failed\n",
+ op->o_log_prefix, 0, 0 );
send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
return SLAPD_DISCONNECT;
}
if ( ber_scanf( op->o_ber, "{mm}", &desc, &value ) == LBER_ERROR ) {
- Debug( LDAP_DEBUG_ANY, "do_compare: get ava failed\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_ANY, "%s do_compare: get ava failed\n",
+ op->o_log_prefix, 0, 0 );
send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
return SLAPD_DISCONNECT;
}
if ( ber_scanf( op->o_ber, /*{*/ "}" ) == LBER_ERROR ) {
- Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_ANY, "%s do_compare: 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 ) {
- Debug( LDAP_DEBUG_ANY, "do_compare: get_ctrls failed\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_ANY, "%s do_compare: 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 );
if( rs->sr_err != LDAP_SUCCESS ) {
- Debug( LDAP_DEBUG_ANY,
- "do_compare: invalid dn (%s)\n", dn.bv_val, 0, 0 );
+ Debug( LDAP_DEBUG_ANY, "%s do_compare: 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 CMP dn=\"%s\" attr=\"%s\"\n",
+ op->o_log_prefix, op->o_req_dn.bv_val,
+ desc.bv_val, 0, 0 );
+
rs->sr_err = slap_bv2ad( &desc, &ava.aa_desc, &rs->sr_text );
if( rs->sr_err != LDAP_SUCCESS ) {
- send_ldap_result( op, rs );
- goto cleanup;
+ rs->sr_err = slap_bv2undef_ad( &desc, &ava.aa_desc,
+ &rs->sr_text,
+ SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
+ if( rs->sr_err != LDAP_SUCCESS ) {
+ send_ldap_result( op, rs );
+ goto cleanup;
+ }
}
rs->sr_err = asserted_value_validate_normalize( ava.aa_desc,
op->orc_ava = &ava;
+ Debug( LDAP_DEBUG_ARGS,
+ "do_compare: dn (%s) attr (%s) value (%s)\n",
+ op->o_req_dn.bv_val,
+ ava.aa_desc->ad_cname.bv_val, ava.aa_value.bv_val );
+
op->o_bd = frontendDB;
rs->sr_err = frontendDB->be_compare( op, rs );
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 );
- if ( ava.aa_value.bv_val ) {
+ if ( !BER_BVISNULL( &ava.aa_value ) ) {
op->o_tmpfree( ava.aa_value.bv_val, op->o_tmpmemctx );
}
int
fe_op_compare( Operation *op, SlapReply *rs )
{
- Entry *entry = NULL;
- int manageDSAit;
- AttributeAssertion ava = *op->orc_ava;
+ Entry *entry = NULL;
+ AttributeAssertion *ava = op->orc_ava;
+ BackendDB *bd = op->o_bd;
if( strcasecmp( op->o_req_ndn.bv_val, LDAP_ROOT_DSE ) == 0 ) {
- Debug( LDAP_DEBUG_ARGS,
- "do_compare: dn (%s) attr (%s) value (%s)\n",
- op->o_req_dn.bv_val,
- ava.aa_desc->ad_cname.bv_val, ava.aa_value.bv_val );
-
- Statslog( LDAP_DEBUG_STATS,
- "%s CMP dn=\"%s\" attr=\"%s\"\n",
- op->o_log_prefix, op->o_req_dn.bv_val,
- ava.aa_desc->ad_cname.bv_val, 0, 0 );
-
if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
send_ldap_result( op, rs );
goto cleanup;
}
} else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
- Debug( LDAP_DEBUG_ARGS, "do_compare: dn (%s) attr (%s) value (%s)\n",
- op->o_req_dn.bv_val,
- ava.aa_desc->ad_cname.bv_val, ava.aa_value.bv_val );
-
- Statslog( LDAP_DEBUG_STATS,
- "%s CMP dn=\"%s\" attr=\"%s\"\n",
- op->o_log_prefix, op->o_req_dn.bv_val,
- ava.aa_desc->ad_cname.bv_val, 0, 0 );
-
if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
send_ldap_result( op, rs );
rs->sr_err = 0;
}
if( entry ) {
- rs->sr_err = compare_entry( op, entry, &ava );
+ rs->sr_err = slap_compare_entry( op, entry, ava );
entry_free( entry );
send_ldap_result( op, rs );
goto cleanup;
}
- manageDSAit = get_manageDSAit( op );
-
/*
* 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.
*/
- op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 0 );
+ op->o_bd = select_backend( &op->o_req_ndn, 0 );
if ( op->o_bd == NULL ) {
rs->sr_ref = referral_rewrite( default_referral,
NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
rs->sr_err = LDAP_REFERRAL;
if (!rs->sr_ref) rs->sr_ref = default_referral;
+ op->o_bd = bd;
send_ldap_result( op, rs );
if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
goto cleanup;
}
- Debug( LDAP_DEBUG_ARGS, "do_compare: dn (%s) attr (%s) value (%s)\n",
- op->o_req_dn.bv_val,
- ava.aa_desc->ad_cname.bv_val, ava.aa_value.bv_val );
-
- Statslog( LDAP_DEBUG_STATS, "%s CMP dn=\"%s\" attr=\"%s\"\n",
- op->o_log_prefix, op->o_req_dn.bv_val,
- ava.aa_desc->ad_cname.bv_val, 0, 0 );
-
-#if defined( LDAP_SLAPI )
-#define pb op->o_pb
- if ( pb ) {
- slapi_int_pblock_set_operation( pb, op );
- slapi_pblock_set( pb, SLAPI_COMPARE_TARGET, (void *)op->o_req_dn.bv_val );
- slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
- slapi_pblock_set( pb, SLAPI_COMPARE_TYPE, (void *)ava.aa_desc->ad_cname.bv_val );
- slapi_pblock_set( pb, SLAPI_COMPARE_VALUE, (void *)&ava.aa_value );
-
- rs->sr_err = slapi_int_call_plugins( op->o_bd,
- SLAPI_PLUGIN_PRE_COMPARE_FN, pb );
- if ( rs->sr_err < 0 ) {
- /*
- * A preoperation plugin failure will abort the
- * entire operation.
- */
- Debug(LDAP_DEBUG_TRACE,
- "do_compare: compare preoperation plugin failed\n",
- 0, 0, 0);
- if ( ( slapi_pblock_get( op->o_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 ) */
+ if ( SLAP_SHADOW(op->o_bd) && get_dontUseCopy(op) ) {
+ /* don't use shadow copy */
+ send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+ "copy not used" );
- op->orc_ava = &ava;
- if ( ava.aa_desc == slap_schema.si_ad_entryDN ) {
+ } else if ( ava->aa_desc == slap_schema.si_ad_entryDN ) {
send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
"entryDN compare not supported" );
- } else if ( ava.aa_desc == slap_schema.si_ad_subschemaSubentry ) {
+ } else if ( ava->aa_desc == slap_schema.si_ad_subschemaSubentry ) {
send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
"subschemaSubentry compare not supported" );
- } else if ( ava.aa_desc == slap_schema.si_ad_hasSubordinates
+#ifndef SLAP_COMPARE_IN_FRONTEND
+ } else if ( ava->aa_desc == slap_schema.si_ad_hasSubordinates
&& op->o_bd->be_has_subordinates )
{
int rc, hasSubordinates = LDAP_SUCCESS;
rc = be_entry_get_rw( op, &op->o_req_ndn, NULL, NULL, 0, &entry );
if ( rc == 0 && entry ) {
- rc = op->o_bd->be_has_subordinates( op, entry,
- &hasSubordinates );
- be_entry_release_r( op, entry );
+ if ( ! access_allowed( op, entry,
+ ava->aa_desc, &ava->aa_value, ACL_COMPARE, NULL ) )
+ {
+ rc = rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+
+ } else {
+ rc = rs->sr_err = op->o_bd->be_has_subordinates( op,
+ entry, &hasSubordinates );
+ be_entry_release_r( op, entry );
+ }
}
if ( rc == 0 ) {
int asserted;
- asserted = bvmatch( &ava.aa_value, &slap_true_bv )
+ asserted = bvmatch( &ava->aa_value, &slap_true_bv )
? LDAP_COMPARE_TRUE : LDAP_COMPARE_FALSE;
if ( hasSubordinates == asserted ) {
rs->sr_err = LDAP_COMPARE_TRUE;
+
} else {
rs->sr_err = LDAP_COMPARE_FALSE;
}
+
+ } else {
+ /* return error only if "disclose"
+ * is granted on the object */
+ if ( backend_access( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL ) == LDAP_INSUFFICIENT_ACCESS )
+ {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ }
}
+
send_ldap_result( op, rs );
- if( rc == 0 ) rs->sr_err = LDAP_SUCCESS;
+ if ( rc == 0 ) {
+ rs->sr_err = LDAP_SUCCESS;
+ }
} else if ( op->o_bd->be_compare ) {
- op->o_bd->be_compare( op, rs );
+ rs->sr_err = op->o_bd->be_compare( op, rs );
+#endif /* ! SLAP_COMPARE_IN_FRONTEND */
} else {
- send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
- "operation not supported within namingContext" );
+ rs->sr_err = SLAP_CB_CONTINUE;
}
-#if defined( LDAP_SLAPI )
- if ( pb != NULL && slapi_int_call_plugins( op->o_bd,
- SLAPI_PLUGIN_POST_COMPARE_FN, pb ) < 0 )
- {
- Debug(LDAP_DEBUG_TRACE,
- "do_compare: compare postoperation plugins failed\n", 0, 0, 0 );
+ if ( rs->sr_err == SLAP_CB_CONTINUE ) {
+ /* do our best to compare that AVA
+ *
+ * NOTE: this code is used only
+ * if SLAP_COMPARE_IN_FRONTEND
+ * is #define'd (it's not by default)
+ * or if op->o_bd->be_compare is NULL.
+ *
+ * FIXME: one potential issue is that
+ * if SLAP_COMPARE_IN_FRONTEND overlays
+ * are not executed for compare. */
+ BerVarray vals = NULL;
+ int rc = LDAP_OTHER;
+
+ rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
+ ava->aa_desc, &vals, ACL_COMPARE );
+ switch ( rs->sr_err ) {
+ default:
+ /* return error only if "disclose"
+ * is granted on the object */
+ if ( backend_access( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL )
+ == LDAP_INSUFFICIENT_ACCESS )
+ {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ }
+ break;
+
+ case LDAP_SUCCESS:
+ if ( value_find_ex( op->oq_compare.rs_ava->aa_desc,
+ SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
+ SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
+ vals, &ava->aa_value, op->o_tmpmemctx ) == 0 )
+ {
+ rs->sr_err = LDAP_COMPARE_TRUE;
+ break;
+
+ } else {
+ rs->sr_err = LDAP_COMPARE_FALSE;
+ }
+ rc = LDAP_SUCCESS;
+ break;
+ }
+
+ send_ldap_result( op, rs );
+
+ if ( rc == 0 ) {
+ rs->sr_err = LDAP_SUCCESS;
+ }
+
+ if ( vals ) {
+ ber_bvarray_free_x( vals, op->o_tmpmemctx );
+ }
}
-#endif /* defined( LDAP_SLAPI ) */
cleanup:;
+ op->o_bd = bd;
return rs->sr_err;
}
-static int compare_entry(
+int slap_compare_entry(
Operation *op,
Entry *e,
AttributeAssertion *ava )
{
- int rc;
+ int rc = LDAP_COMPARE_FALSE;
Attribute *a;
if ( ! access_allowed( op, e,
ava->aa_desc, &ava->aa_value, ACL_COMPARE, NULL ) )
{
- return LDAP_INSUFFICIENT_ACCESS;
+ rc = LDAP_INSUFFICIENT_ACCESS;
+ goto done;
+ }
+
+ if ( get_assert( op ) &&
+ ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
+ {
+ rc = LDAP_ASSERTION_FAILED;
+ goto done;
}
a = attrs_find( e->e_attrs, ava->aa_desc );
- if( a == NULL ) return LDAP_NO_SUCH_ATTRIBUTE;
+ if( a == NULL ) {
+ rc = LDAP_NO_SUCH_ATTRIBUTE;
+ goto done;
+ }
- rc = LDAP_COMPARE_FALSE;
- for(a = attrs_find( e->e_attrs, ava->aa_desc );
+ for(;
a != NULL;
a = attrs_find( a->a_next, ava->aa_desc ))
{
break;
}
- if ( value_find_ex( ava->aa_desc,
+ if ( attr_valfind( a,
SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
- a->a_nvals,
- &ava->aa_value, op->o_tmpmemctx ) == 0 )
+ &ava->aa_value, NULL, op->o_tmpmemctx ) == 0 )
{
rc = LDAP_COMPARE_TRUE;
break;
}
}
+done:
+ if( rc != LDAP_COMPARE_TRUE && rc != LDAP_COMPARE_FALSE ) {
+ if ( ! access_allowed( op, e,
+ slap_schema.si_ad_entry, NULL, ACL_DISCLOSE, NULL ) )
+ {
+ rc = LDAP_NO_SUCH_OBJECT;
+ }
+ }
+
return rc;
}
projects / openldap / blobdiff