]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/modify.c
fix previous commit
[openldap] / servers / slapd / modify.c
index bfb284210850aec5f00443e18d5b9f377b56a95b..5f7199f4f159e3eab7d41f37beace0754d158f48 100644 (file)
@@ -1,7 +1,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 1998-2004 The OpenLDAP Foundation.
+ * Copyright 1998-2005 The OpenLDAP Foundation.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,6 @@
 #include <ac/string.h>
 #include <ac/time.h>
 
-#include "ldap_pvt.h"
 #include "slap.h"
 #ifdef LDAP_SLAPI
 #include "slapi/slapi.h"
@@ -51,12 +50,10 @@ do_modify(
        Modifications   *modlist = NULL;
        Modifications   **modtail = &modlist;
        int             increment = 0;
+       char            textbuf[ SLAP_TEXT_BUFLEN ];
+       size_t          textlen = sizeof( textbuf );
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ENTRY, "do_modify: enter\n", 0, 0, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, "do_modify\n", 0, 0, 0 );
-#endif
 
        /*
         * Parse the modify request.  It looks like this:
@@ -78,21 +75,13 @@ do_modify(
         */
 
        if ( ber_scanf( op->o_ber, "{m" /*}*/, &dn ) == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG( OPERATION, ERR, "do_modify: ber_scanf failed\n", 0, 0, 0 );
-#else
                Debug( LDAP_DEBUG_ANY, "do_modify: ber_scanf failed\n", 0, 0, 0 );
-#endif
 
                send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
                return SLAPD_DISCONNECT;
        }
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ARGS, "do_modify: dn (%s)\n", dn.bv_val, 0, 0 );
-#else
        Debug( LDAP_DEBUG_ARGS, "do_modify: dn (%s)\n", dn.bv_val, 0, 0 );
-#endif
 
        /* collect modifications & save for later */
        for ( tag = ber_first_element( op->o_ber, &len, &last );
@@ -125,15 +114,9 @@ do_modify(
                switch( mop ) {
                case LDAP_MOD_ADD:
                        if ( mod->sml_values == NULL ) {
-#ifdef NEW_LOGGING
-                               LDAP_LOG( OPERATION, ERR, 
-                                       "do_modify: modify/add operation (%ld) requires values\n",
-                                       (long)mop, 0, 0 );
-#else
                                Debug( LDAP_DEBUG_ANY,
                                        "do_modify: modify/add operation (%ld) requires values\n",
                                        (long) mop, 0, 0 );
-#endif
 
                                send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
                                        "modify/add operation requires values" );
@@ -150,15 +133,9 @@ do_modify(
                        if( op->o_protocol >= LDAP_VERSION3 ) {
                                increment++;
                                if ( mod->sml_values == NULL ) {
-#ifdef NEW_LOGGING
-                                       LDAP_LOG( OPERATION, ERR, "do_modify: "
-                                               "modify/increment operation (%ld) requires value\n",
-                                               (long)mop, 0, 0 );
-#else
                                        Debug( LDAP_DEBUG_ANY, "do_modify: "
                                                "modify/increment operation (%ld) requires value\n",
                                                (long) mop, 0, 0 );
-#endif
 
                                        send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
                                                "modify/increment operation requires value" );
@@ -166,15 +143,9 @@ do_modify(
                                }
 
                                if( mod->sml_values[1].bv_val ) {
-#ifdef NEW_LOGGING
-                                       LDAP_LOG( OPERATION, ERR, "do_modify: modify/increment "
-                                               "operation (%ld) requires single value\n",
-                                               (long)mop, 0, 0 );
-#else
                                        Debug( LDAP_DEBUG_ANY, "do_modify: modify/increment "
                                                "operation (%ld) requires single value\n",
                                                (long) mop, 0, 0 );
-#endif
 
                                        send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
                                                "modify/increment operation requires single value" );
@@ -186,15 +157,9 @@ do_modify(
                        /* fall thru */
 
                default: {
-#ifdef NEW_LOGGING
-                               LDAP_LOG( OPERATION, ERR, 
-                                       "do_modify: unrecognized modify operation (%ld)\n",
-                                       (long)mop, 0, 0 );
-#else
                                Debug( LDAP_DEBUG_ANY,
                                        "do_modify: unrecognized modify operation (%ld)\n",
                                        (long) mop, 0, 0 );
-#endif
 
                                send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
                                        "unrecognized modify operation" );
@@ -207,11 +172,7 @@ do_modify(
        *modtail = NULL;
 
        if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG( OPERATION, ERR, "do_modify: get_ctrls failed\n", 0, 0, 0 );
-#else
                Debug( LDAP_DEBUG_ANY, "do_modify: get_ctrls failed\n", 0, 0, 0 );
-#endif
 
                goto cleanup;
        }
@@ -219,18 +180,21 @@ do_modify(
        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_modify: conn %d  invalid dn (%s)\n",
-                       op->o_connid, dn.bv_val, 0 );
-#else
                Debug( LDAP_DEBUG_ANY,
                        "do_modify: invalid dn (%s)\n", dn.bv_val, 0, 0 );
-#endif
                send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
                goto cleanup;
        }
 
-       /* FIXME: temporary */
+       rs->sr_err = slap_mods_check( modlist, &rs->sr_text,
+                       textbuf, textlen, NULL );
+
+       if ( rs->sr_err != LDAP_SUCCESS ) {
+               send_ldap_result( op, rs );
+               goto cleanup;
+       }
+
+       /* FIXME: needs review */
        op->orm_modlist = modlist;
        op->orm_increment = increment;
 
@@ -260,26 +224,18 @@ fe_op_modify( Operation *op, SlapReply *rs )
        LDAPMod         **modv = NULL;
 #endif
        int             increment = op->orm_increment;
+       int             rc = 0;
+       BackendDB *op_be;
        
        if( op->o_req_ndn.bv_len == 0 ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG( OPERATION, ERR, 
-                       "do_modify: attempt to modify root DSE.\n",0, 0, 0 );
-#else
                Debug( LDAP_DEBUG_ANY, "do_modify: root dse!\n", 0, 0, 0 );
-#endif
 
                send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
                        "modify upon the root DSE not supported" );
                goto cleanup;
 
        } else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG( OPERATION, ERR,
-                       "do_modify: attempt to modify subschema subentry.\n" , 0, 0, 0  );
-#else
                Debug( LDAP_DEBUG_ANY, "do_modify: subschema subentry!\n", 0, 0, 0 );
-#endif
 
                send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
                        "modification of subschema subentry not supported" );
@@ -287,31 +243,9 @@ fe_op_modify( Operation *op, SlapReply *rs )
        }
 
 #ifdef LDAP_DEBUG
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, DETAIL1, "do_modify: modifications:\n", 0, 0, 0  );
-#else
        Debug( LDAP_DEBUG_ARGS, "modifications:\n", 0, 0, 0 );
-#endif
 
        for ( tmp = modlist; tmp != NULL; tmp = tmp->sml_next ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG( OPERATION, DETAIL1, "\t%s:  %s\n", 
-                       tmp->sml_op == LDAP_MOD_ADD ? "add" :
-                               (tmp->sml_op == LDAP_MOD_INCREMENT ? "increment" :
-                                       (tmp->sml_op == LDAP_MOD_DELETE ? "delete" :
-                                               "replace")), tmp->sml_type.bv_val, 0 );
-
-               if ( tmp->sml_values == NULL ) {
-                       LDAP_LOG( OPERATION, DETAIL1, "\t\tno values", 0, 0, 0 );
-               } else if ( tmp->sml_values[0].bv_val == NULL ) {
-                       LDAP_LOG( OPERATION, DETAIL1, "\t\tzero values", 0, 0, 0 );
-               } else if ( tmp->sml_values[1].bv_val == NULL ) {
-                       LDAP_LOG( OPERATION, DETAIL1, "\t\tone value", 0, 0, 0 );
-               } else {
-                       LDAP_LOG( OPERATION, DETAIL1, "\t\tmultiple values", 0, 0, 0 );
-               }
-
-#else
                Debug( LDAP_DEBUG_ARGS, "\t%s: %s\n",
                        tmp->sml_op == LDAP_MOD_ADD ? "add" :
                                (tmp->sml_op == LDAP_MOD_INCREMENT ? "increment" :
@@ -331,27 +265,26 @@ fe_op_modify( Operation *op, SlapReply *rs )
                        Debug( LDAP_DEBUG_ARGS, "%s\n",
                           "\t\tmultiple values", NULL, NULL );
                }
-#endif
        }
 
        if ( StatslogTest( LDAP_DEBUG_STATS ) ) {
                char abuf[BUFSIZ/2], *ptr = abuf;
                int len = 0;
 
-               Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MOD dn=\"%s\"\n",
-                       op->o_connid, op->o_opid, op->o_req_dn.bv_val, 0, 0 );
+               Statslog( LDAP_DEBUG_STATS, "%s MOD dn=\"%s\"\n",
+                       op->o_log_prefix, op->o_req_dn.bv_val, 0, 0, 0 );
 
                for ( tmp = modlist; tmp != NULL; tmp = tmp->sml_next ) {
                        if (len + 1 + tmp->sml_type.bv_len > sizeof(abuf)) {
-                               Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MOD attr=%s\n",
-                                   op->o_connid, op->o_opid, abuf, 0, 0 );
+                               Statslog( LDAP_DEBUG_STATS, "%s MOD attr=%s\n",
+                                   op->o_log_prefix, abuf, 0, 0, 0 );
 
-                       len = 0;
+                               len = 0;
                                ptr = abuf;
 
                                if( 1 + tmp->sml_type.bv_len > sizeof(abuf)) {
-                                       Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MOD attr=%s\n",
-                                               op->o_connid, op->o_opid, tmp->sml_type.bv_val, 0, 0 );
+                                       Statslog( LDAP_DEBUG_STATS, "%s MOD attr=%s\n",
+                                               op->o_log_prefix, tmp->sml_type.bv_val, 0, 0, 0 );
                                        continue;
                                }
                        }
@@ -363,8 +296,8 @@ fe_op_modify( Operation *op, SlapReply *rs )
                        len += tmp->sml_type.bv_len;
                }
                if (len) {
-                       Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MOD attr=%s\n",
-                               op->o_connid, op->o_opid, abuf, 0, 0 );
+                       Statslog( LDAP_DEBUG_STATS, "%s MOD attr=%s\n",
+                               op->o_log_prefix, abuf, 0, 0, 0 );
                }
        }
 #endif /* LDAP_DEBUG */
@@ -376,7 +309,7 @@ fe_op_modify( Operation *op, SlapReply *rs )
         * 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, manageDSAit, 1 );
        if ( op->o_bd == NULL ) {
                rs->sr_ref = referral_rewrite( default_referral,
                        NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
@@ -384,16 +317,26 @@ fe_op_modify( Operation *op, SlapReply *rs )
 
                if (rs->sr_ref != NULL ) {
                        rs->sr_err = LDAP_REFERRAL;
+                       op->o_bd = frontendDB;
                        send_ldap_result( op, rs );
+                       op->o_bd = NULL;
 
                        if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
                } else {
+                       op->o_bd = frontendDB;
                        send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
                                "no global superior knowledge" );
+                       op->o_bd = NULL;
                }
                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, manageDSAit, 0 );
+       }
+
        /* check restrictions */
        if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
                send_ldap_result( op, rs );
@@ -439,15 +382,9 @@ fe_op_modify( Operation *op, SlapReply *rs )
                         * A preoperation plugin failure will abort the
                         * entire operation.
                         */
-#ifdef NEW_LOGGING
-                       LDAP_LOG( OPERATION, INFO,
-                               "do_modify: modify preoperation plugin failed\n",
-                               0, 0, 0 );
-#else
                        Debug(LDAP_DEBUG_TRACE,
                                "do_modify: modify preoperation plugin failed.\n",
                                0, 0, 0);
-#endif
                        if ( ( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
                                (void *)&rs->sr_err ) != 0 ) || rs->sr_err == LDAP_SUCCESS )
                        {
@@ -470,10 +407,6 @@ fe_op_modify( Operation *op, SlapReply *rs )
         * However, the post-operation plugin should still be 
         * called.
         */
-       if ( modlist == NULL ) {
-               rs->sr_err = LDAP_SUCCESS;
-               send_ldap_result( op, rs );
-       } else {
 #endif /* defined( LDAP_SLAPI ) */
 
        /*
@@ -493,19 +426,24 @@ fe_op_modify( Operation *op, SlapReply *rs )
                if ( !SLAP_SHADOW(op->o_bd) || repl_user )
 #endif
                {
-                       int update = op->o_bd->be_update_ndn.bv_len;
-                       char textbuf[SLAP_TEXT_BUFLEN];
-                       size_t textlen = sizeof textbuf;
-                       slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
+                       int             update = !BER_BVISEMPTY( &op->o_bd->be_update_ndn );
+                       char            textbuf[ SLAP_TEXT_BUFLEN ];
+                       size_t          textlen = sizeof( textbuf );
+                       slap_callback   cb = { NULL, slap_replog_cb, NULL, NULL };
 
-                       rs->sr_err = slap_mods_check( modlist, update, &rs->sr_text,
-                               textbuf, textlen, NULL );
+                       op->o_bd = op_be;
 
-                       if( rs->sr_err != LDAP_SUCCESS ) {
-                               send_ldap_result( op, rs );
-                               goto cleanup;
+                       if ( !update ) {
+                               rs->sr_err = slap_mods_no_update_check( modlist,
+                                               &rs->sr_text, textbuf, textlen );
+                               if ( rs->sr_err != LDAP_SUCCESS ) {
+                                       send_ldap_result( op, rs );
+                                       goto cleanup;
+                               }
                        }
 
+
+
                        if ( !repl_user ) {
                                for( modtail = &modlist;
                                        *modtail != NULL;
@@ -515,7 +453,7 @@ fe_op_modify( Operation *op, SlapReply *rs )
                                }
 
                                rs->sr_err = slap_mods_opattrs( op, modlist, modtail,
-                                       &rs->sr_text, textbuf, textlen );
+                                       &rs->sr_text, textbuf, textlen, 1 );
                                if( rs->sr_err != LDAP_SUCCESS ) {
                                        send_ldap_result( op, rs );
                                        goto cleanup;
@@ -527,7 +465,8 @@ fe_op_modify( Operation *op, SlapReply *rs )
                        if ( !repl_user )
 #endif
                        {
-                               /* but we log only the ones not from a replicator user */
+                               /* but multimaster slapd logs only the ones 
+                                * not from a replicator user */
                                cb.sc_next = op->o_callback;
                                op->o_callback = &cb;
                        }
@@ -542,12 +481,17 @@ fe_op_modify( Operation *op, SlapReply *rs )
                                rs->sr_ref = referral_rewrite( defref,
                                        NULL, &op->o_req_dn,
                                        LDAP_SCOPE_DEFAULT );
-                               if (!rs->sr_ref) rs->sr_ref = defref;
+                               if ( rs->sr_ref == NULL ) {
+                                       /* FIXME: must duplicate, because
+                                        * overlays may muck with it */
+                                       rs->sr_ref = defref;
+                               }
                                rs->sr_err = LDAP_REFERRAL;
                                send_ldap_result( op, rs );
-                               if (rs->sr_ref != defref) {
+                               if ( rs->sr_ref != defref ) {
                                        ber_bvarray_free( rs->sr_ref );
                                }
+
                        } else {
                                send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
                                        "shadow context; no update referral" );
@@ -560,18 +504,11 @@ fe_op_modify( Operation *op, SlapReply *rs )
        }
 
 #if defined( LDAP_SLAPI )
-       } /* modlist != NULL */
-
        if ( pb != NULL && slapi_int_call_plugins( op->o_bd,
                SLAPI_PLUGIN_POST_MODIFY_FN, pb ) < 0 )
        {
-#ifdef NEW_LOGGING
-               LDAP_LOG( OPERATION, INFO,
-                       "do_modify: modify postoperation plugins failed\n", 0, 0, 0 );
-#else
                Debug(LDAP_DEBUG_TRACE,
                        "do_modify: modify postoperation plugins failed.\n", 0, 0, 0);
-#endif
        }
 #endif /* defined( LDAP_SLAPI ) */
 
@@ -583,12 +520,35 @@ cleanup:;
        return rs->sr_err;
 }
 
+/*
+ * Do non-update constraint checking.
+ */
+int
+slap_mods_no_update_check(
+       Modifications *ml,
+       const char **text,
+       char *textbuf,
+       size_t textlen )
+{
+       for ( ; ml != NULL; ml = ml->sml_next ) {
+               if ( is_at_no_user_mod( ml->sml_desc->ad_type ) ) {
+                       /* user modification disallowed */
+                       snprintf( textbuf, textlen,
+                               "%s: no user modification allowed",
+                               ml->sml_type.bv_val );
+                       *text = textbuf;
+                       return LDAP_CONSTRAINT_VIOLATION;
+               }
+       }
+
+       return LDAP_SUCCESS;
+}
+
 /*
  * Do basic attribute type checking and syntax validation.
  */
 int slap_mods_check(
        Modifications *ml,
-       int update,
        const char **text,
        char *textbuf,
        size_t textlen,
@@ -642,6 +602,8 @@ int slap_mods_check(
                        return LDAP_UNDEFINED_TYPE;
                }
 
+#if 0
+               /* moved to slap_mods_no_update_check() */
                if (!update && is_at_no_user_mod( ad->ad_type )) {
                        /* user modification disallowed */
                        snprintf( textbuf, textlen,
@@ -650,6 +612,7 @@ int slap_mods_check(
                        *text = textbuf;
                        return LDAP_CONSTRAINT_VIOLATION;
                }
+#endif
 
                if ( is_at_obsolete( ad->ad_type ) &&
                        (( ml->sml_op != LDAP_MOD_REPLACE &&
@@ -766,15 +729,9 @@ int slap_mods_check(
                                                ad->ad_type->sat_equality,
                                                &ml->sml_values[nvals], &ml->sml_nvalues[nvals], ctx );
                                        if( rc ) {
-#ifdef NEW_LOGGING
-                                               LDAP_LOG( OPERATION, DETAIL1,
-                                                       "str2entry:  NULL (ssyn_normalize %d)\n",
-                                                       rc, 0, 0 );
-#else
                                                Debug( LDAP_DEBUG_ANY,
                                                        "<= str2entry NULL (ssyn_normalize %d)\n",
                                                        rc, 0, 0 );
-#endif
                                                snprintf( textbuf, textlen,
                                                        "%s: value #%ld normalization failed",
                                                        ml->sml_type.bv_val, (long) nvals );
@@ -856,7 +813,8 @@ int slap_mods_opattrs(
        Modifications *mods,
        Modifications **modtail,
        const char **text,
-       char *textbuf, size_t textlen )
+       char *textbuf, size_t textlen,
+       int manage_ctxcsn )
 {
        struct berval name, timestamp, csn;
        struct berval nname;
@@ -885,7 +843,7 @@ int slap_mods_opattrs(
 #endif /* HAVE_GMTIME_R */
                lutil_gentime( timebuf, sizeof(timebuf), ltm );
 
-               slap_get_csn( op, csnbuf, sizeof(csnbuf), &csn, 1 );
+               slap_get_csn( op, csnbuf, sizeof(csnbuf), &csn, manage_ctxcsn );
 
 #ifndef HAVE_GMTIME_R
                ldap_pvt_thread_mutex_unlock( &gmtime_mutex );