]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/add.c
Experimental code that uses one locker ID per thread. Seems to work OK,
[openldap] / servers / slapd / add.c
index f20a62c4f0b3c6c15be3d35aad2cc059b4269e9b..6e7cb7e443f8dfb347f8074eae08d96cf7ee60ce 100644 (file)
@@ -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
  */
 /*
 static int slap_mods2entry(
        Modifications *mods,
        Entry **e,
-       const char **text );
+       int repl_user,
+       const char **text,
+       char *textbuf, size_t textlen );
 
 int
 do_add( Connection *conn, Operation *op )
 {
        BerElement      *ber = op->o_ber;
-       char            *dn, *ndn, *last;
+       char            *last;
+       struct berval dn = { 0, NULL };
        ber_len_t       len;
        ber_tag_t       tag;
        Entry           *e;
        Backend         *be;
-       LDAPModList     *modlist = NULL;
-       LDAPModList     **modtail = &modlist;
-       Modifications *mods = NULL;
+       Modifications   *modlist = NULL;
+       Modifications   **modtail = &modlist;
+       Modifications   tmp;
        const char *text;
        int                     rc = LDAP_SUCCESS;
        int     manageDSAit;
 
 #ifdef NEW_LOGGING
-        LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
-                   "do_add: conn %d enter\n", conn->c_connid ));
+       LDAP_LOG( OPERATION, ENTRY, "do_add: conn %d enter\n", conn->c_connid,0,0 );
 #else
        Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
 #endif
@@ -65,10 +67,10 @@ do_add( Connection *conn, Operation *op )
         */
 
        /* get the name */
-       if ( ber_scanf( ber, "{a", /*}*/ &dn ) == LBER_ERROR ) {
+       if ( ber_scanf( ber, "{m", /*}*/ &dn ) == LBER_ERROR ) {
 #ifdef NEW_LOGGING
-            LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                       "do_add: conn %d ber_scanf failed\n", conn->c_connid ));
+               LDAP_LOG( OPERATION, ERR, 
+                       "do_add: conn %d ber_scanf failed\n", conn->c_connid,0,0 );
 #else
                Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
 #endif
@@ -77,84 +79,80 @@ do_add( Connection *conn, Operation *op )
                return -1;
        }
 
-       ndn = ch_strdup( dn );
+       e = (Entry *) ch_calloc( 1, sizeof(Entry) );
+
+       rc = dnPrettyNormal( NULL, &dn, &e->e_name, &e->e_nname );
 
-       if ( dn_normalize( ndn ) == NULL ) {
+       if( rc != LDAP_SUCCESS ) {
 #ifdef NEW_LOGGING
-            LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                       "do_add: conn %d  invalid dn (%s)\n", conn->c_connid, dn ));
+               LDAP_LOG( OPERATION, ERR, 
+                       "do_add: conn %d invalid dn (%s)\n", conn->c_connid, dn.bv_val, 0 );
 #else
-               Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn, 0, 0 );
+               Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn.bv_val, 0, 0 );
 #endif
-               send_ldap_result( conn, op, LDAP_INVALID_DN_SYNTAX, NULL,
-                   "invalid DN", NULL, NULL );
-               free( dn );
-               free( ndn );
-               return LDAP_INVALID_DN_SYNTAX;
+               send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
+                           "invalid DN", NULL, NULL );
+               goto done;
        }
 
-       e = (Entry *) ch_calloc( 1, sizeof(Entry) );
-
-       e->e_dn = dn;
-       e->e_ndn = ndn;
-       e->e_attrs = NULL;
-       e->e_private = NULL;
-
 #ifdef NEW_LOGGING
-        LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
-                   "do_add: conn %d  ndn (%s)\n", conn->c_connid, e->e_ndn ));
+       LDAP_LOG( OPERATION, ARGS, 
+               "do_add: conn %d  dn (%s)\n", conn->c_connid, e->e_dn, 0 );
 #else
-       Debug( LDAP_DEBUG_ARGS, "do_add: ndn (%s)\n", e->e_ndn, 0, 0 );
+       Debug( LDAP_DEBUG_ARGS, "do_add: dn (%s)\n", e->e_dn, 0, 0 );
 #endif
 
        /* get the attrs */
        for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
            tag = ber_next_element( ber, &len, last ) )
        {
-               LDAPModList *mod = (LDAPModList *) ch_malloc( sizeof(LDAPModList) );
-               mod->ml_op = LDAP_MOD_ADD;
-               mod->ml_next = NULL;
+               Modifications *mod;
+               ber_tag_t rtag;
 
-               rc = ber_scanf( ber, "{a{V}}", &mod->ml_type, &mod->ml_bvalues );
+               rtag = ber_scanf( ber, "{m{W}}", &tmp.sml_type, &tmp.sml_bvalues );
 
-               if ( rc == LBER_ERROR ) {
+               if ( rtag == LBER_ERROR ) {
 #ifdef NEW_LOGGING
-                    LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                               "do_add: conn %d  decoding error \n", conn->c_connid ));
+                       LDAP_LOG( OPERATION, ERR, 
+                                  "do_add: conn %d      decoding error \n", conn->c_connid, 0, 0 );
 #else
                        Debug( LDAP_DEBUG_ANY, "do_add: decoding error\n", 0, 0, 0 );
 #endif
                        send_ldap_disconnect( conn, op,
                                LDAP_PROTOCOL_ERROR, "decoding error" );
                        rc = -1;
-                       free( mod );
                        goto done;
                }
 
-               if ( mod->ml_bvalues == NULL ) {
+               if ( tmp.sml_bvalues == NULL ) {
 #ifdef NEW_LOGGING
-                    LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
-                               "do_add: conn %d  no values for type %s\n",
-                               conn->c_connid, mod->ml_type ));
+                       LDAP_LOG( OPERATION, INFO, 
+                               "do_add: conn %d         no values for type %s\n",
+                               conn->c_connid, tmp.sml_type.bv_val, 0 );
 #else
                        Debug( LDAP_DEBUG_ANY, "no values for type %s\n",
-                               mod->ml_type, 0, 0 );
+                               tmp.sml_type.bv_val, 0, 0 );
 #endif
                        send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
                                NULL, "no values for attribute type", NULL, NULL );
-                       free( mod->ml_type );
-                       free( mod );
                        goto done;
                }
+               mod  = (Modifications *) ch_malloc( sizeof(Modifications) );
+               
+               mod->sml_op = LDAP_MOD_ADD;
+               mod->sml_next = NULL;
+               mod->sml_desc = NULL;
+               mod->sml_type = tmp.sml_type;
+               mod->sml_bvalues = tmp.sml_bvalues;
 
                *modtail = mod;
-               modtail = &mod->ml_next;
+               modtail = &mod->sml_next;
        }
 
        if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
 #ifdef NEW_LOGGING
-            LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                       "do_add: conn %d  ber_scanf failed\n", conn->c_connid ));
+               LDAP_LOG( OPERATION, ERR, 
+                       "do_add: conn %d ber_scanf failed\n", conn->c_connid, 0, 0 );
 #else
                Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
 #endif
@@ -166,8 +164,8 @@ do_add( Connection *conn, Operation *op )
 
        if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
 #ifdef NEW_LOGGING
-            LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
-                       "do_add: conn %d  get_ctrls failed\n", conn->c_connid ));
+               LDAP_LOG( OPERATION, INFO, 
+                       "do_add: conn %d get_ctrls failed\n", conn->c_connid, 0, 0 );
 #else
                Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
 #endif
@@ -180,28 +178,41 @@ do_add( Connection *conn, Operation *op )
                goto done;
        }
 
-       Statslog( LDAP_DEBUG_STATS, "conn=%ld op=%d ADD dn=\"%s\"\n",
-           op->o_connid, op->o_opid, e->e_ndn, 0, 0 );
+       Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu ADD dn=\"%s\"\n",
+           op->o_connid, op->o_opid, e->e_dn, 0, 0 );
 
-       if( e->e_ndn == NULL || *e->e_ndn == '\0' ) {
+       if( e->e_nname.bv_len == 0 ) {
                /* protocolError may be a more appropriate error */
                send_ldap_result( conn, op, rc = LDAP_ALREADY_EXISTS,
-                       NULL, "root DSE exists", NULL, NULL );
+                       NULL, "root DSE already exists",
+                       NULL, NULL );
                goto done;
+
+#if defined( SLAPD_SCHEMA_DN )
+       } else if ( bvmatch( &e->e_nname, &global_schemandn ) ) {
+               send_ldap_result( conn, op, rc = LDAP_ALREADY_EXISTS,
+                       NULL, "subschema subentry already exists",
+                       NULL, NULL );
+               goto done;
+#endif
        }
 
-       manageDSAit = get_manageDSAit( op ) &&
-               is_entry_referral( e );
+       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.
         */
-       be = select_backend( e->e_ndn, manageDSAit );
+       be = select_backend( &e->e_nname, manageDSAit, 0 );
        if ( be == NULL ) {
+               BerVarray ref = referral_rewrite( default_referral,
+                       NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
+
                send_ldap_result( conn, op, rc = LDAP_REFERRAL,
-                       NULL, NULL, default_referral, NULL );
+                       NULL, NULL, ref ? ref : default_referral, NULL );
+
+               if ( ref ) ber_bvarray_free( ref );
                goto done;
        }
 
@@ -214,7 +225,7 @@ do_add( Connection *conn, Operation *op )
        }
 
        /* check for referrals */
-       rc = backend_check_referrals( be, conn, op, e->e_dn, e->e_ndn );
+       rc = backend_check_referrals( be, conn, op, &e->e_name, &e->e_nname );
        if ( rc != LDAP_SUCCESS ) {
                goto done;
        }
@@ -227,33 +238,34 @@ do_add( Connection *conn, Operation *op )
         */
        if ( be->be_add ) {
                /* do the update here */
-               int repl_user = (be->be_update_ndn != NULL &&
-                       strcmp( be->be_update_ndn, op->o_ndn ) == 0);
+               int repl_user = be_isupdate(be, &op->o_ndn );
 #ifndef SLAPD_MULTIMASTER
-               if ( be->be_update_ndn == NULL || repl_user )
+               if ( !be->be_update_ndn.bv_len || repl_user )
 #endif
                {
-                       int update = be->be_update_ndn != NULL;
+                       int update = be->be_update_ndn.bv_len;
+                       char textbuf[SLAP_TEXT_BUFLEN];
+                       size_t textlen = sizeof textbuf;
+
+                       rc = slap_mods_check( modlist, update, &text,
+                               textbuf, textlen );
 
-                       rc = slap_modlist2mods( modlist, update, &mods, &text );
                        if( rc != LDAP_SUCCESS ) {
                                send_ldap_result( conn, op, rc,
                                        NULL, text, NULL, NULL );
                                goto done;
                        }
 
-                       if ( (be->be_lastmod == ON || (be->be_lastmod == UNDEFINED &&
-                               global_lastmod == ON)) && !repl_user )
-                       {
-                               Modifications **modstail;
-                               for( modstail = &mods;
-                                       *modstail != NULL;
-                                       modstail = &(*modstail)->sml_next )
+                       if ( !repl_user ) {
+                               for( modtail = &modlist;
+                                       *modtail != NULL;
+                                       modtail = &(*modtail)->sml_next )
                                {
-                                       assert( (*modstail)->sml_op == LDAP_MOD_ADD );
-                                       assert( (*modstail)->sml_desc != NULL );
+                                       assert( (*modtail)->sml_op == LDAP_MOD_ADD );
+                                       assert( (*modtail)->sml_desc != NULL );
                                }
-                               rc = slap_mods_opattrs( op, modstail, &text );
+                               rc = slap_mods_opattrs( be, op, modlist, modtail, &text,
+                                       textbuf, textlen );
                                if( rc != LDAP_SUCCESS ) {
                                        send_ldap_result( conn, op, rc,
                                                NULL, text, NULL, NULL );
@@ -261,7 +273,8 @@ do_add( Connection *conn, Operation *op )
                                }
                        }
 
-                       rc = slap_mods2entry( mods, &e, &text );
+                       rc = slap_mods2entry( modlist, &e, repl_user, &text,
+                               textbuf, textlen );
                        if( rc != LDAP_SUCCESS ) {
                                send_ldap_result( conn, op, rc,
                                        NULL, text, NULL, NULL );
@@ -273,7 +286,7 @@ do_add( Connection *conn, Operation *op )
                                if ( !repl_user )
 #endif
                                {
-                                       replog( be, op, e->e_dn, e );
+                                       replog( be, op, &e->e_name, &e->e_nname, e );
                                }
                                be_entry_release_w( be, conn, op, e );
                                e = NULL;
@@ -281,27 +294,31 @@ do_add( Connection *conn, Operation *op )
 
 #ifndef SLAPD_MULTIMASTER
                } else {
+                       BerVarray defref = be->be_update_refs
+                               ? be->be_update_refs : default_referral;
+                       BerVarray ref = referral_rewrite( defref,
+                               NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
+
                        send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
-                               be->be_update_refs ? be->be_update_refs : default_referral, NULL );
+                               ref ? ref : defref, NULL );
+
+                       if ( ref ) ber_bvarray_free( ref );
 #endif
                }
        } else {
 #ifdef NEW_LOGGING
-            LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
-                       "do_add: conn %d  no backend support\n", conn->c_connid ));
+           LDAP_LOG( OPERATION, INFO, 
+                      "do_add: conn %d  no backend support\n", conn->c_connid, 0, 0 );
 #else
-           Debug( LDAP_DEBUG_ARGS, "    do_add: no backend support\n", 0, 0, 0 );
+           Debug( LDAP_DEBUG_ARGS, "    do_add: no backend support\n", 0, 0, 0 );
 #endif
-            send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
-                              NULL, "operation not supported within namingContext", NULL, NULL );
+           send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
+                             NULL, "operation not supported within namingContext", NULL, NULL );
        }
 
 done:
        if( modlist != NULL ) {
-               slap_modlist_free( modlist );
-       }
-       if( mods != NULL ) {
-               slap_mods_free( mods );
+               slap_mods_free( modlist );
        }
        if( e != NULL ) {
                entry_free( e );
@@ -313,11 +330,15 @@ done:
 static int slap_mods2entry(
        Modifications *mods,
        Entry **e,
-       const char **text )
+       int repl_user,
+       const char **text,
+       char *textbuf, size_t textlen )
 {
        Attribute **tail = &(*e)->e_attrs;
        assert( *tail == NULL );
 
+       *text = textbuf;
+
        for( ; mods != NULL; mods = mods->sml_next ) {
                Attribute *attr;
 
@@ -331,20 +352,28 @@ static int slap_mods2entry(
 #ifdef SLURPD_FRIENDLY
                        ber_len_t i,j;
 
-                       for( i=0; attr->a_vals[i]; i++ ) {
+                       if( !repl_user ) {
+                               snprintf( textbuf, textlen,
+                                       "attribute '%s' provided more than once",
+                                       mods->sml_desc->ad_cname.bv_val );
+                               return LDAP_TYPE_OR_VALUE_EXISTS;
+                       }
+
+                       for( i=0; attr->a_vals[i].bv_val; i++ ) {
                                /* count them */
                        }
-                       for( j=0; mods->sml_bvalues[j]; j++ ) {
+                       for( j=0; mods->sml_bvalues[j].bv_val; j++ ) {
                                /* count them */
                        }
                        j++;    /* NULL */
                        
                        attr->a_vals = ch_realloc( attr->a_vals,
-                               sizeof( struct berval ) * (i+j) );
+                               sizeof( struct berval ) * (i+j) );
 
                        /* should check for duplicates */
+
                        AC_MEMCPY( &attr->a_vals[i], mods->sml_bvalues,
-                               sizeof( struct berval ) * j );
+                               sizeof( struct berval ) * j );
 
                        /* trim the mods array */
                        ch_free( mods->sml_bvalues );
@@ -352,11 +381,69 @@ static int slap_mods2entry(
 
                        continue;
 #else
-                       *text = "attribute provided more than once";
+                       snprintf( textbuf, textlen,
+                               "attribute '%s' provided more than once",
+                               mods->sml_desc->ad_cname.bv_val );
                        return LDAP_TYPE_OR_VALUE_EXISTS;
 #endif
                }
 
+               if( mods->sml_bvalues[1].bv_val != NULL ) {
+                       /* check for duplicates */
+                       int             i, j;
+                       MatchingRule *mr = mods->sml_desc->ad_type->sat_equality;
+
+                       /* check if the values we're adding already exist */
+                       if( mr == NULL || !mr->smr_match ) {
+                               for ( i = 0; mods->sml_bvalues[i].bv_val != NULL; i++ ) {
+                                       /* test asserted values against themselves */
+                                       for( j = 0; j < i; j++ ) {
+                                               int rc = ber_bvcmp( &mods->sml_bvalues[i],
+                                                       &mods->sml_bvalues[j] );
+
+                                               if( rc == 0 ) {
+                                                       /* value exists already */
+                                                       snprintf( textbuf, textlen,
+                                                               "%s: value #%d provided more than once",
+                                                               mods->sml_desc->ad_cname.bv_val, j );
+                                                       return LDAP_TYPE_OR_VALUE_EXISTS;
+                                               }
+                                       }
+                               }
+
+                       } else {
+                               for ( i = 0; mods->sml_bvalues[i].bv_val != NULL; i++ ) {
+                                       int rc, match;
+                                       const char *text = NULL;
+                                       struct berval asserted;
+
+                                       rc = value_normalize( mods->sml_desc,
+                                               SLAP_MR_EQUALITY,
+                                               &mods->sml_bvalues[i],
+                                               &asserted,
+                                               &text );
+
+                                       if( rc != LDAP_SUCCESS ) return rc;
+
+                                       for ( j = 0; j < i; j++ ) {
+                                               int rc = value_match( &match, mods->sml_desc, mr,
+                                                       SLAP_MR_VALUE_SYNTAX_MATCH,
+                                                       &mods->sml_bvalues[j], &asserted, &text );
+
+                                               if( rc == LDAP_SUCCESS && match == 0 ) {
+                                                       free( asserted.bv_val );
+                                                       snprintf( textbuf, textlen,
+                                                               "%s: value #%d provided more than once",
+                                                               mods->sml_desc->ad_cname.bv_val, j );
+                                                       return LDAP_TYPE_OR_VALUE_EXISTS;
+                                               }
+                                       }
+
+                                       free( asserted.bv_val );
+                               }
+                       }
+               }
+
                attr = ch_calloc( 1, sizeof(Attribute) );
 
                /* move ad to attr structure */
@@ -374,4 +461,3 @@ static int slap_mods2entry(
 
        return LDAP_SUCCESS;
 }
-