X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;ds=sidebyside;f=servers%2Fslapd%2Fback-null%2Fnull.c;h=eb4f3c71c9c3d4829534979a8c7fdeb3ef906163;hb=e229b7c3984c026a8b5b84dfe8355801d21f4a3b;hp=94c097d3418a1f95add08d7c2db0917de78cd1fa;hpb=0f447a75c415dbf4eabe5e54cf827b89d2741690;p=openldap
diff --git a/servers/slapd/back-null/null.c b/servers/slapd/back-null/null.c
index 94c097d341..eb4f3c71c9 100644
--- a/servers/slapd/back-null/null.c
+++ b/servers/slapd/back-null/null.c
@@ -2,7 +2,7 @@
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software .
*
- * Copyright 2002-2003 The OpenLDAP Foundation.
+ * Copyright 2002-2009 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -14,7 +14,7 @@
* .
*/
/* ACKNOWLEDGEMENTS:
- * This work was originally developed by Howard Chu for inclusion
+ * This work was originally developed by Hallvard Furuseth for inclusion
* in OpenLDAP Software.
*/
@@ -24,52 +24,272 @@
#include
#include "slap.h"
-#include "external.h"
+#include "config.h"
struct null_info {
- int bind_allowed;
+ int ni_bind_allowed;
+ ID ni_nextid;
};
-int
+
+/* LDAP operations */
+
+static int
null_back_bind( Operation *op, SlapReply *rs )
{
struct null_info *ni = (struct null_info *) op->o_bd->be_private;
- if ( ni->bind_allowed ) {
+ if ( ni->ni_bind_allowed || be_isroot_pw( op ) ) {
/* front end will send result on success (0) */
- return 0;
+ return LDAP_SUCCESS;
}
rs->sr_err = LDAP_INVALID_CREDENTIALS;
send_ldap_result( op, rs );
- return 1;
+ return rs->sr_err;
+}
+
+
+static int
+null_back_respond( Operation *op, SlapReply *rs, int rc )
+{
+ LDAPControl ctrl[SLAP_MAX_RESPONSE_CONTROLS], *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
+ int c = 0;
+
+ BerElementBuffer ps_berbuf;
+ BerElement *ps_ber = NULL;
+ LDAPControl **preread_ctrl = NULL,
+ **postread_ctrl = NULL;
+
+ rs->sr_err = LDAP_OTHER;
+
+ /* this comes first, as in case of assertion failure
+ * any further processing must stop */
+ if ( get_assert( op ) ) {
+ rs->sr_err = LDAP_ASSERTION_FAILED;
+ goto respond;
+ }
+
+ if ( op->o_preread ) {
+ Entry e = { 0 };
+
+ switch ( op->o_tag ) {
+ case LDAP_REQ_MODIFY:
+ case LDAP_REQ_RENAME:
+ case LDAP_REQ_DELETE:
+ e.e_name = op->o_req_dn;
+ e.e_nname = op->o_req_ndn;
+
+ preread_ctrl = &ctrls[c];
+ *preread_ctrl = NULL;
+
+ if ( slap_read_controls( op, rs, &e,
+ &slap_pre_read_bv, preread_ctrl ) )
+ {
+ preread_ctrl = NULL;
+
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- null_back_respond: pre-read "
+ "failed!\n", 0, 0, 0 );
+
+ if ( op->o_preread & SLAP_CONTROL_CRITICAL ) {
+ /* FIXME: is it correct to abort
+ * operation if control fails? */
+ goto respond;
+ }
+
+ } else {
+ c++;
+ }
+ break;
+ }
+ }
+
+ if ( op->o_postread ) {
+ Entry e = { 0 };
+
+ switch ( op->o_tag ) {
+ case LDAP_REQ_ADD:
+ case LDAP_REQ_MODIFY:
+ case LDAP_REQ_RENAME:
+ if ( op->o_tag == LDAP_REQ_ADD ) {
+ e.e_name = op->ora_e->e_name;
+ e.e_nname = op->ora_e->e_nname;
+
+ } else {
+ e.e_name = op->o_req_dn;
+ e.e_nname = op->o_req_ndn;
+ }
+
+ postread_ctrl = &ctrls[c];
+ *postread_ctrl = NULL;
+
+ if ( slap_read_controls( op, rs, &e,
+ &slap_post_read_bv, postread_ctrl ) )
+ {
+ postread_ctrl = NULL;
+
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- null_back_respond: post-read "
+ "failed!\n", 0, 0, 0 );
+
+ if ( op->o_postread & SLAP_CONTROL_CRITICAL ) {
+ /* FIXME: is it correct to abort
+ * operation if control fails? */
+ goto respond;
+ }
+
+ } else {
+ c++;
+ }
+ break;
+ }
+ }
+
+ if ( op->o_noop ) {
+ switch ( op->o_tag ) {
+ case LDAP_REQ_ADD:
+ case LDAP_REQ_MODIFY:
+ case LDAP_REQ_RENAME:
+ case LDAP_REQ_DELETE:
+ case LDAP_REQ_EXTENDED:
+ rc = LDAP_X_NO_OPERATION;
+ break;
+ }
+ }
+
+ if ( get_pagedresults( op ) > SLAP_CONTROL_IGNORED ) {
+ struct berval cookie = BER_BVC( "" );
+
+ /* should not be here... */
+ assert( op->o_tag == LDAP_REQ_SEARCH );
+
+ ctrl[c].ldctl_oid = LDAP_CONTROL_PAGEDRESULTS;
+ ctrl[c].ldctl_iscritical = 0;
+
+ ps_ber = (BerElement *)&ps_berbuf;
+ ber_init2( ps_ber, NULL, LBER_USE_DER );
+
+ /* return size of 0 -- no estimate */
+ ber_printf( ps_ber, "{iO}", 0, &cookie );
+
+ if ( ber_flatten2( ps_ber, &ctrl[c].ldctl_value, 0 ) == -1 ) {
+ goto done;
+ }
+
+ ctrls[c] = &ctrl[c];
+ c++;
+ }
+
+ /* terminate controls array */
+ ctrls[c] = NULL;
+ rs->sr_ctrls = ctrls;
+ rs->sr_err = rc;
+
+respond:;
+ send_ldap_result( op, rs );
+ rs->sr_ctrls = NULL;
+
+done:;
+ if ( ps_ber != NULL ) {
+ (void) ber_free_buf( ps_ber );
+ }
+
+ if( preread_ctrl != NULL && (*preread_ctrl) != NULL ) {
+ slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
+ slap_sl_free( *preread_ctrl, op->o_tmpmemctx );
+ }
+
+ if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) {
+ slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
+ slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
+ }
+
+ return rs->sr_err;
}
/* add, delete, modify, modrdn, search */
-int
+static int
null_back_success( Operation *op, SlapReply *rs )
{
- rs->sr_err = LDAP_SUCCESS;
- send_ldap_result( op, rs );
- return 0;
+ return null_back_respond( op, rs, LDAP_SUCCESS );
}
/* compare */
-int
+static int
null_back_false( Operation *op, SlapReply *rs )
{
- rs->sr_err = LDAP_COMPARE_FALSE;
- send_ldap_result( op, rs );
+ return null_back_respond( op, rs, LDAP_COMPARE_FALSE );
+}
+
+
+/* for overlays */
+static int
+null_back_entry_get(
+ Operation *op,
+ struct berval *ndn,
+ ObjectClass *oc,
+ AttributeDescription *at,
+ int rw,
+ Entry **ent )
+{
+ assert( *ent == NULL );
+
+ /* don't admit the object isn't there */
+ return oc || at ? LDAP_NO_SUCH_ATTRIBUTE : LDAP_BUSY;
+}
+
+
+/* Slap tools */
+
+static int
+null_tool_entry_open( BackendDB *be, int mode )
+{
return 0;
}
-int
+static int
+null_tool_entry_close( BackendDB *be )
+{
+ assert( be != NULL );
+ return 0;
+}
+
+static ID
+null_tool_entry_next( BackendDB *be )
+{
+ return NOID;
+}
+
+static Entry *
+null_tool_entry_get( BackendDB *be, ID id )
+{
+ assert( slapMode & SLAP_TOOL_MODE );
+ return NULL;
+}
+
+static ID
+null_tool_entry_put( BackendDB *be, Entry *e, struct berval *text )
+{
+ assert( slapMode & SLAP_TOOL_MODE );
+ assert( text != NULL );
+ assert( text->bv_val != NULL );
+ assert( text->bv_val[0] == '\0' ); /* overconservative? */
+
+ e->e_id = ((struct null_info *) be->be_private)->ni_nextid++;
+ return e->e_id;
+}
+
+
+/* Setup */
+
+static int
null_back_db_config(
BackendDB *be,
const char *fname,
- int lineno,
- int argc,
+ int lineno,
+ int argc,
char **argv )
{
struct null_info *ni = (struct null_info *) be->be_private;
@@ -88,34 +308,28 @@ null_back_db_config(
fname, lineno );
return 1;
}
- ni->bind_allowed = strcasecmp( argv[1], "off" );
+ ni->ni_bind_allowed = strcasecmp( argv[1], "off" );
/* anything else */
} else {
- fprintf( stderr,
-"%s: line %d: unknown directive \"%s\" in null database definition (ignored)\n",
- fname, lineno, argv[0] );
+ return SLAP_CONF_UNKNOWN;
}
return 0;
}
-
-int
-null_back_db_init( BackendDB *be )
+static int
+null_back_db_init( BackendDB *be, ConfigReply *cr )
{
- struct null_info *ni;
-
- ni = ch_calloc( 1, sizeof(struct null_info) );
- ni->bind_allowed = 0;
+ struct null_info *ni = ch_calloc( 1, sizeof(struct null_info) );
+ ni->ni_bind_allowed = 0;
+ ni->ni_nextid = 1;
be->be_private = ni;
return 0;
}
-int
-null_back_db_destroy(
- Backend *be
-)
+static int
+null_back_db_destroy( Backend *be, ConfigReply *cr )
{
free( be->be_private );
return 0;
@@ -123,10 +337,31 @@ null_back_db_destroy(
int
-null_back_initialize(
- BackendInfo *bi
-)
+null_back_initialize( BackendInfo *bi )
{
+ static char *controls[] = {
+ LDAP_CONTROL_ASSERT,
+ LDAP_CONTROL_MANAGEDSAIT,
+ LDAP_CONTROL_NOOP,
+ LDAP_CONTROL_PAGEDRESULTS,
+ LDAP_CONTROL_SUBENTRIES,
+ LDAP_CONTROL_PRE_READ,
+ LDAP_CONTROL_POST_READ,
+ LDAP_CONTROL_X_PERMISSIVE_MODIFY,
+ NULL
+ };
+
+ Debug( LDAP_DEBUG_TRACE,
+ "null_back_initialize: initialize null backend\n", 0, 0, 0 );
+
+ bi->bi_flags |=
+ SLAP_BFLAG_INCREMENT |
+ SLAP_BFLAG_SUBENTRIES |
+ SLAP_BFLAG_ALIASES |
+ SLAP_BFLAG_REFERRALS;
+
+ bi->bi_controls = controls;
+
bi->bi_open = 0;
bi->bi_close = 0;
bi->bi_config = 0;
@@ -155,21 +390,21 @@ null_back_initialize(
bi->bi_connection_init = 0;
bi->bi_connection_destroy = 0;
+ bi->bi_entry_get_rw = null_back_entry_get;
+
+ bi->bi_tool_entry_open = null_tool_entry_open;
+ bi->bi_tool_entry_close = null_tool_entry_close;
+ bi->bi_tool_entry_first = null_tool_entry_next;
+ bi->bi_tool_entry_next = null_tool_entry_next;
+ bi->bi_tool_entry_get = null_tool_entry_get;
+ bi->bi_tool_entry_put = null_tool_entry_put;
+
return 0;
}
-#ifdef SLAPD_NULL_DYNAMIC
-int back_null_LTX_init_module(
- int argc,
- char *argv[] )
-{
- BackendInfo bi;
+#if SLAPD_NULL == SLAPD_MOD_DYNAMIC
- memset( &bi, '\0', sizeof(bi) );
- bi.bi_type = "null";
- bi.bi_init = null_back_initialize;
+/* conditionally define the init_module() function */
+SLAP_BACKEND_INIT_MODULE( null )
- backend_add(&bi);
- return 0;
-}
-#endif /* SLAPD_NULL_DYNAMIC */
+#endif /* SLAPD_NULL == SLAPD_MOD_DYNAMIC */