X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fbackend.c;h=530410362cc165631370bde305185b41f1baa2bd;hb=f89308915aabff352eb390a1e58a71127b7ebd26;hp=c2edb362758751b265331096fc7a744e78ac8813;hpb=7d89fb5446d8023172d66f6df07d6ece813e234a;p=openldap diff --git a/servers/slapd/backend.c b/servers/slapd/backend.c index c2edb36275..530410362c 100644 --- a/servers/slapd/backend.c +++ b/servers/slapd/backend.c @@ -1,6 +1,6 @@ /* $OpenLDAP$ */ /* - * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved. + * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved. * COPYING RESTRICTIONS APPLY, see COPYRIGHT file */ /* backend.c - routines for dealing with back-end databases */ @@ -18,37 +18,48 @@ #include "slap.h" #include "lutil.h" -#ifdef SLAPD_BDB +/* + * If a module is configured as dynamic, its header should not + * get included into slapd. While this is a general rule and does + * not have much of an effect in UNIX, this rule should be adhered + * to for Windows, where dynamic object code should not be implicitly + * imported into slapd without appropriate __declspec(dllimport) directives. + */ + +#if defined(SLAPD_BDB) && !defined(SLAPD_BDB_DYNAMIC) #include "back-bdb/external.h" #endif -#ifdef SLAPD_DNSSRV +#if defined(SLAPD_DNSSRV) && !defined(SLAPD_DNSSRV_DYNAMIC) #include "back-dnssrv/external.h" #endif -#ifdef SLAPD_LDAP +#if defined(SLAPD_LDAP) && !defined(SLAPD_LDAP_DYNAMIC) #include "back-ldap/external.h" #endif -#ifdef SLAPD_LDBM +#if defined(SLAPD_LDBM) && !defined(SLAPD_LDBM_DYNAMIC) #include "back-ldbm/external.h" #endif -#ifdef SLAPD_META +#if defined(SLAPD_META) && !defined(SLAPD_META_DYNAMIC) #include "back-meta/external.h" #endif -#ifdef SLAPD_PASSWD +#if defined(SLAPD_MONITOR) && !defined(SLAPD_MONITOR_DYNAMIC) +#include "back-monitor/external.h" +#endif +#if defined(SLAPD_PASSWD) && !defined(SLAPD_PASSWD_DYNAMIC) #include "back-passwd/external.h" #endif -#ifdef SLAPD_PERL +#if defined(SLAPD_PERL) && !defined(SLAPD_PERL_DYNAMIC) #include "back-perl/external.h" #endif -#ifdef SLAPD_SHELL +#if defined(SLAPD_SHELL) && !defined(SLAPD_SHELL_DYNAMIC) #include "back-shell/external.h" #endif -#ifdef SLAPD_TCL +#if defined(SLAPD_TCL) && !defined(SLAPD_TCL_DYNAMIC) #include "back-tcl/external.h" #endif -#ifdef SLAPD_SQL +#if defined(SLAPD_SQL) && !defined(SLAPD_SQL_DYNAMIC) #include "back-sql/external.h" #endif -#ifdef SLAPD_PRIVATE +#if defined(SLAPD_PRIVATE) && !defined(SLAPD_PRIVATE_DYNAMIC) #include "private/external.h" #endif @@ -68,6 +79,9 @@ static BackendInfo binfo[] = { #if defined(SLAPD_META) && !defined(SLAPD_META_DYNAMIC) {"meta", meta_back_initialize}, #endif +#if defined(SLAPD_MONITOR) && !defined(SLAPD_MONITOR_DYNAMIC) + {"monitor", monitor_back_initialize}, +#endif #if defined(SLAPD_PASSWD) && !defined(SLAPD_PASSWD_DYNAMIC) {"passwd", passwd_back_initialize}, #endif @@ -121,12 +135,12 @@ int backend_init(void) if(rc != 0) { #ifdef NEW_LOGGING LDAP_LOG(( "backend", LDAP_LEVEL_INFO, - "backend_init: initialized for type \"%s\"\n", - binfo[nBackendInfo].bi_type )); + "backend_init: initialized for type \"%s\"\n", + binfo[nBackendInfo].bi_type )); #else Debug( LDAP_DEBUG_ANY, "backend_init: initialized for type \"%s\"\n", - binfo[nBackendInfo].bi_type, 0, 0 ); + binfo[nBackendInfo].bi_type, 0, 0 ); #endif /* destroy those we've already inited */ for( nBackendInfo--; @@ -152,10 +166,10 @@ int backend_init(void) #else #ifdef NEW_LOGGING - LDAP_LOG(( "backend", LDAP_LEVEL_ERR, - "backend_init: failed\n" )); + LDAP_LOG(( "backend", LDAP_LEVEL_ERR, + "backend_init: failed\n" )); #else - Debug( LDAP_DEBUG_ANY, + Debug( LDAP_DEBUG_ANY, "backend_init: failed\n", 0, 0, 0 ); #endif @@ -227,11 +241,11 @@ int backend_startup(Backend *be) #ifdef NEW_LOGGING LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1, "backend_startup: starting \"%s\"\n", - be->be_suffix[0] )); + be->be_suffix[0]->bv_val )); #else Debug( LDAP_DEBUG_TRACE, "backend_startup: starting \"%s\"\n", - be->be_suffix[0], 0, 0 ); + be->be_suffix[0]->bv_val, 0, 0 ); #endif if ( be->bd_info->bi_open ) { @@ -396,14 +410,21 @@ int backend_shutdown( Backend *be ) int backend_destroy(void) { int i; + BackendDB *bd; /* destroy each backend database */ - for( i = 0; i < nBackendDB; i++ ) { - if ( backendDB[i].bd_info->bi_db_destroy ) { - backendDB[i].bd_info->bi_db_destroy( - &backendDB[i] ); + for( i = 0, bd = backendDB; i < nBackendDB; i++, bd++ ) { + if ( bd->bd_info->bi_db_destroy ) { + bd->bd_info->bi_db_destroy( bd ); } + ber_bvecfree( bd->be_suffix ); + ber_bvecfree( bd->be_nsuffix ); + if ( bd->be_rootdn.bv_val ) free( bd->be_rootdn.bv_val ); + if ( bd->be_rootndn.bv_val ) free( bd->be_rootndn.bv_val ); + if ( bd->be_rootpw.bv_val ) free( bd->be_rootpw.bv_val ); + acl_destroy( bd->be_acl, global_acl ); } + free( backendDB ); /* destroy each backend type */ for( i = 0; i < nBackendInfo; i++ ) { @@ -463,8 +484,7 @@ backend_db_init( be = &backends[nbackends++]; be->bd_info = bi; - be->be_sizelimit = defsize; - be->be_timelimit = deftime; + be->be_def_limit = deflimit; be->be_dfltaccess = global_default_access; be->be_restrictops = global_restrictops; @@ -501,32 +521,42 @@ be_db_close( void ) Backend * select_backend( - const char * dn, - int manageDSAit ) + struct berval * dn, + int manageDSAit, + int noSubs ) { - int i, j, len, dnlen; + int i, j; + ber_len_t len, dnlen = dn->bv_len; Backend *be = NULL; - dnlen = strlen( dn ); for ( i = 0; i < nbackends; i++ ) { for ( j = 0; backends[i].be_nsuffix != NULL && backends[i].be_nsuffix[j] != NULL; j++ ) { - len = strlen( backends[i].be_nsuffix[j] ); + if (( backends[i].be_flags & SLAP_BFLAG_GLUE_SUBORDINATE ) + && noSubs ) + { + continue; + } + + len = backends[i].be_nsuffix[j]->bv_len; if ( len > dnlen ) { /* suffix is longer than DN */ continue; } - - if ( len && len < dnlen && !DN_SEPARATOR( dn[(dnlen-len)-1] ) ) { + if ( len && len < dnlen && + ( !DN_SEPARATOR( dn->bv_val[(dnlen-len)-1] ) || + DN_ESCAPE( dn->bv_val[(dnlen-len)-2] ) ) ) + { /* make sure we have a separator */ continue; } - - if ( strcmp( backends[i].be_nsuffix[j], &dn[dnlen-len] ) == 0 ) { + if ( strcmp( backends[i].be_nsuffix[j]->bv_val, + &dn->bv_val[dnlen-len] ) == 0 ) + { if( be == NULL ) { be = &backends[i]; @@ -551,9 +581,13 @@ be_issuffix( ) { int i; + size_t len = strlen(suffix); for ( i = 0; be->be_nsuffix != NULL && be->be_nsuffix[i] != NULL; i++ ) { - if ( strcmp( be->be_nsuffix[i], suffix ) == 0 ) { + if ( len != be->be_nsuffix[i]->bv_len ) { + continue; + } + if ( strcmp( be->be_nsuffix[i]->bv_val, suffix ) == 0 ) { return( 1 ); } } @@ -562,37 +596,43 @@ be_issuffix( } int -be_isroot( Backend *be, const char *ndn ) +be_isroot( Backend *be, struct berval *ndn ) { - int rc; + if ( !ndn->bv_len ) { + return( 0 ); + } - if ( ndn == NULL || *ndn == '\0' ) { + if ( !be->be_rootndn.bv_len ) { return( 0 ); } - if ( be->be_root_ndn == NULL || *be->be_root_ndn == '\0' ) { + return dn_match( &be->be_rootndn, ndn ); +} + +int +be_isupdate( Backend *be, struct berval *ndn ) +{ + if ( !ndn->bv_len ) { return( 0 ); } - rc = strcmp( be->be_root_ndn, ndn ) ? 0 : 1; + if ( !be->be_update_ndn.bv_len ) { + return( 0 ); + } - return(rc); + return dn_match( &be->be_update_ndn, ndn ); } -char * +struct berval * be_root_dn( Backend *be ) { - if ( be->be_root_dn == NULL ) { - return( "" ); - } - - return be->be_root_dn; + return &be->be_rootdn; } int be_isroot_pw( Backend *be, Connection *conn, - const char *ndn, + struct berval *ndn, struct berval *cred ) { int result; @@ -601,7 +641,7 @@ be_isroot_pw( Backend *be, return 0; } - if( be->be_root_pw.bv_len == 0 ) { + if( be->be_rootpw.bv_len == 0 ) { return 0; } @@ -612,7 +652,7 @@ be_isroot_pw( Backend *be, #endif #endif - result = lutil_passwd( &be->be_root_pw, cred, NULL ); + result = lutil_passwd( &be->be_rootpw, cred, NULL ); #if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD ) #ifdef SLAPD_SPASSWD @@ -840,7 +880,7 @@ backend_check_restrictions( return LDAP_CONFIDENTIALITY_REQUIRED; } - if( op->o_ndn == NULL ) { + if( op->o_ndn.bv_len == 0 ) { *text = "modifications require authentication"; return LDAP_OPERATIONS_ERROR; } @@ -854,8 +894,7 @@ backend_check_restrictions( if( requires & SLAP_REQUIRE_STRONG ) { /* should check mechanism */ - if( op->o_authmech == NULL || - op->o_dn == NULL || *op->o_dn == '\0' ) + if( op->o_authmech == NULL || op->o_dn.bv_len == 0 ) { *text = "strong authentication required"; return LDAP_STRONG_AUTH_REQUIRED; @@ -863,8 +902,7 @@ backend_check_restrictions( } if( requires & SLAP_REQUIRE_SASL ) { - if( op->o_authmech == NULL || - op->o_dn == NULL || *op->o_dn == '\0' ) + if( op->o_authmech == NULL || op->o_dn.bv_len == 0 ) { *text = "SASL authentication required"; return LDAP_STRONG_AUTH_REQUIRED; @@ -872,7 +910,7 @@ backend_check_restrictions( } if( requires & SLAP_REQUIRE_AUTHC ) { - if( op->o_dn == NULL || *op->o_dn == '\0' ) { + if( op->o_dn.bv_len == 0 ) { *text = "authentication required"; return LDAP_UNWILLING_TO_PERFORM; } @@ -916,8 +954,8 @@ int backend_check_referrals( Backend *be, Connection *conn, Operation *op, - const char *dn, - const char *ndn ) + struct berval *dn, + struct berval *ndn ) { int rc = LDAP_SUCCESS; @@ -942,26 +980,63 @@ backend_group( Connection *conn, Operation *op, Entry *target, - const char *gr_ndn, - const char *op_ndn, + struct berval *gr_ndn, + struct berval *op_ndn, ObjectClass *group_oc, AttributeDescription *group_at ) { - if( strcmp( target->e_ndn, gr_ndn ) != 0 ) { + GroupAssertion *g; + int i; + + ldap_pvt_thread_mutex_lock( &op->o_abandonmutex ); + i = op->o_abandon; + ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex ); + if (i) return SLAPD_ABANDON; + + if ( !dn_match( &target->e_nname, gr_ndn ) ) { /* we won't attempt to send it to a different backend */ - be = select_backend(gr_ndn, 0); + be = select_backend( gr_ndn, 0, + (be->be_flags & SLAP_BFLAG_GLUE_INSTANCE)); if (be == NULL) { return LDAP_NO_SUCH_OBJECT; } } + ldap_pvt_thread_mutex_lock( &conn->c_mutex ); + for (g = conn->c_groups; g; g=g->next) { + if (g->be != be || g->oc != group_oc || g->at != group_at || + g->len != gr_ndn->bv_len) + continue; + if (strcmp( g->ndn, gr_ndn->bv_val ) == 0) + break; + } + ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); + if (g) + return g->res; + if( be->be_group ) { - return be->be_group( be, conn, op, + int res = be->be_group( be, conn, op, target, gr_ndn, op_ndn, group_oc, group_at ); + + if (op->o_tag != LDAP_REQ_BIND) { + g = ch_malloc(sizeof(GroupAssertion) + gr_ndn->bv_len); + g->be = be; + g->oc = group_oc; + g->at = group_at; + g->res = res; + g->len = gr_ndn->bv_len; + strcpy(g->ndn, gr_ndn->bv_val); + ldap_pvt_thread_mutex_lock( &conn->c_mutex ); + g->next = conn->c_groups; + conn->c_groups = g; + ldap_pvt_thread_mutex_unlock( &conn->c_mutex ); + } + + return res; } return LDAP_UNWILLING_TO_PERFORM; @@ -973,15 +1048,16 @@ backend_attribute( Connection *conn, Operation *op, Entry *target, - const char *e_ndn, + struct berval *edn, AttributeDescription *entry_at, - struct berval ***vals + BerVarray *vals ) { - if( target == NULL || strcmp( target->e_ndn, e_ndn ) != 0 ) { + if ( target == NULL || !dn_match( &target->e_nname, edn ) ) { /* we won't attempt to send it to a different backend */ - be = select_backend(e_ndn, 0); + be = select_backend( edn, 0, + (be->be_flags & SLAP_BFLAG_GLUE_INSTANCE)); if (be == NULL) { return LDAP_NO_SUCH_OBJECT; @@ -989,7 +1065,7 @@ backend_attribute( } if( be->be_attribute ) { - return be->be_attribute( be, conn, op, target, e_ndn, + return be->be_attribute( be, conn, op, target, edn, entry_at, vals ); } @@ -1000,21 +1076,26 @@ Attribute *backend_operational( Backend *be, Connection *conn, Operation *op, - Entry *e ) + Entry *e, + AttributeName *attrs, + int opattrs ) { - Attribute *a = NULL; + Attribute *a = NULL, **ap = &a; #ifdef SLAPD_SCHEMA_DN - a = ch_malloc( sizeof( Attribute ) ); - a->a_desc = ad_dup( slap_schema.si_ad_subschemaSubentry ); - - /* Should be backend specific */ - a->a_vals = ch_malloc( 2 * sizeof( struct berval * ) ); - a->a_vals[0] = ber_bvstrdup( SLAPD_SCHEMA_DN ); - a->a_vals[1] = NULL; - - a->a_next = NULL; + *ap = slap_operational_subschemaSubentry(); + ap = &(*ap)->a_next; #endif + /* + * If operational attributes (allegedly) are required, + * and the backend supports specific operational attributes, + * add them to the attribute list + */ + if ( ( opattrs || attrs ) && be && be->be_operational != NULL ) { + ( void )be->be_operational( be, conn, op, e, attrs, opattrs, ap ); + } + return a; } +