]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/back-sql/entry-id.c
Completely untested built-in EXTERNAL implementation
[openldap] / servers / slapd / back-sql / entry-id.c
index eab33bbc140462d3fe4b2635781479331353603f..b864e803d4ab7b28e4bccfb1a201548086ae608c 100644 (file)
@@ -1,10 +1,21 @@
-/*
- *      Copyright 1999, Dmitry Kovalev <mit@openldap.org>, All rights reserved.
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *      Redistribution and use in source and binary forms are permitted only
- *      as authorized by the OpenLDAP Public License.  A copy of this
- *      license is available at http://www.OpenLDAP.org/license.html or
- *      in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 Dmitry Kovalev.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by Dmitry Kovalev for inclusion
+ * by OpenLDAP Software.
  */
 
 #include "portable.h"
@@ -14,6 +25,7 @@
 #include <stdio.h>
 #include <sys/types.h>
 #include "ac/string.h"
+#include "lber_pvt.h"
 #include "ldap_pvt.h"
 #include "slap.h"
 #include "back-sql.h"
@@ -42,11 +54,6 @@ backsql_free_entryID( backsql_entryID *id, int freeit )
        return next;
 }
 
-/*
- * FIXME: need to change API to pass backsql_entryID **id 
- * and return an error code, to distinguish LDAP_OTHER from
- * LDAP_NO_SUCH_OBJECT
- */
 int
 backsql_dn2id(
        backsql_info            *bi,
@@ -56,9 +63,6 @@ backsql_dn2id(
 {
        SQLHSTMT                sth; 
        BACKSQL_ROW_NTS         row;
-#if 0
-       SQLINTEGER              nrows = 0;
-#endif
        RETCODE                 rc;
        int                     res;
 
@@ -93,7 +97,7 @@ backsql_dn2id(
                return LDAP_OTHER;
        }
 
-       if ( bi->has_ldapinfo_dn_ru ) {
+       if ( BACKSQL_HAS_LDAPINFO_DN_RU( bi ) ) {
                /*
                 * Prepare an upper cased, byte reversed version 
                 * that can be searched using indexes
@@ -109,7 +113,7 @@ backsql_dn2id(
                                upperdn, 0, 0 );
                toBind = upperdn;
        } else {
-               if ( bi->isTimesTen ) {
+               if ( BACKSQL_USE_REVERSE_DN( bi ) ) {
                        AC_MEMCPY( upperdn, dn->bv_val, dn->bv_len + 1 );
                        ldap_pvt_str2upper( upperdn );
                        Debug( LDAP_DEBUG_TRACE,
@@ -126,7 +130,8 @@ backsql_dn2id(
        if ( rc != SQL_SUCCESS) {
                /* end TimesTen */ 
                Debug( LDAP_DEBUG_TRACE, "backsql_dn2id(): "
-                       "error binding dn=\"%s\" parameter:\n", toBind, 0, 0 );
+                       "error binding dn=\"%s\" parameter:\n", 
+                       toBind, 0, 0 );
                backsql_PrintErrors( SQL_NULL_HENV, dbh, sth, rc );
                SQLFreeStmt( sth, SQL_DROP );
                return LDAP_OTHER;
@@ -145,9 +150,9 @@ backsql_dn2id(
        backsql_BindRowAsStrings( sth, &row );
        rc = SQLFetch( sth );
        if ( BACKSQL_SUCCESS( rc ) ) {
-               id->id = atoi( row.cols[ 0 ] );
-               id->keyval = atoi( row.cols[ 1 ] );
-               id->oc_id = atoi( row.cols[ 2 ] );
+               id->id = strtol( row.cols[ 0 ], NULL, 0 );
+               id->keyval = strtol( row.cols[ 1 ], NULL, 0 );
+               id->oc_id = strtol( row.cols[ 2 ], NULL, 0 );
                ber_dupbv( &id->dn, dn );
                id->next = NULL;
 
@@ -170,25 +175,129 @@ backsql_dn2id(
 }
 
 int
-backsql_get_attr_vals( backsql_at_map_rec *at, backsql_srch_info *bsi )
+backsql_count_children(
+       backsql_info            *bi,
+       SQLHDBC                 dbh,
+       struct berval           *dn,
+       unsigned long           *nchildren )
 {
-       RETCODE         rc;
-       SQLHSTMT        sth;
-       BACKSQL_ROW_NTS row;
-       int             i;
+       SQLHSTMT                sth; 
+       BACKSQL_ROW_NTS         row;
+       RETCODE                 rc;
+       int                     res = LDAP_SUCCESS;
+
+       Debug( LDAP_DEBUG_TRACE, "==>backsql_count_children(): dn='%s'\n", 
+                       dn->bv_val, 0, 0 );
+
+       if ( dn->bv_len > BACKSQL_MAX_DN_LEN ) {
+               Debug( LDAP_DEBUG_TRACE, 
+                       "backsql_count_children(): DN \"%s\" (%ld bytes) "
+                       "exceeds max DN length (%d):\n",
+                       dn->bv_val, dn->bv_len, BACKSQL_MAX_DN_LEN );
+               return LDAP_OTHER;
+       }
+       
+       /* begin TimesTen */
+       Debug(LDAP_DEBUG_TRACE, "children id query '%s'\n", 
+                       bi->has_children_query, 0, 0);
+       assert( bi->has_children_query );
+       rc = backsql_Prepare( dbh, &sth, bi->has_children_query, 0 );
+       if ( rc != SQL_SUCCESS ) {
+               Debug( LDAP_DEBUG_TRACE, 
+                       "backsql_count_children(): error preparing SQL:\n%s", 
+                       bi->has_children_query, 0, 0);
+               backsql_PrintErrors( SQL_NULL_HENV, dbh, sth, rc );
+               SQLFreeStmt( sth, SQL_DROP );
+               return LDAP_OTHER;
+       }
+
+       rc = backsql_BindParamStr( sth, 1, dn->bv_val, BACKSQL_MAX_DN_LEN );
+       if ( rc != SQL_SUCCESS) {
+               /* end TimesTen */ 
+               Debug( LDAP_DEBUG_TRACE, "backsql_count_children(): "
+                       "error binding dn=\"%s\" parameter:\n", 
+                       dn->bv_val, 0, 0 );
+               backsql_PrintErrors( SQL_NULL_HENV, dbh, sth, rc );
+               SQLFreeStmt( sth, SQL_DROP );
+               return LDAP_OTHER;
+       }
+
+       rc = SQLExecute( sth );
+       if ( rc != SQL_SUCCESS ) {
+               Debug( LDAP_DEBUG_TRACE, "backsql_count_children(): "
+                       "error executing query (\"%s\", \"%s\"):\n", 
+                       bi->has_children_query, dn->bv_val, 0 );
+               backsql_PrintErrors( SQL_NULL_HENV, dbh, sth, rc );
+               SQLFreeStmt( sth, SQL_DROP );
+               return LDAP_OTHER;
+       }
+
+       backsql_BindRowAsStrings( sth, &row );
+       
+       rc = SQLFetch( sth );
+       if ( BACKSQL_SUCCESS( rc ) ) {
+               char *end;
+
+               *nchildren = strtol( row.cols[ 0 ], &end, 0 );
+               if ( end[ 0 ] != '\0' ) {
+                       res = LDAP_OTHER;
+               }
+
+       } else {
+               res = LDAP_OTHER;
+       }
+       backsql_FreeRow( &row );
+
+       SQLFreeStmt( sth, SQL_DROP );
+
+       Debug( LDAP_DEBUG_TRACE, "<==backsql_count_children(): %lu\n",
+                       *nchildren, 0, 0 );
+
+       return res;
+}
+
+int
+backsql_has_children(
+       backsql_info            *bi,
+       SQLHDBC                 dbh,
+       struct berval           *dn )
+{
+       unsigned long   nchildren;
+       int             rc;
+
+       rc = backsql_count_children( bi, dbh, dn, &nchildren );
+
+       if ( rc == LDAP_SUCCESS ) {
+               return nchildren > 0 ? LDAP_COMPARE_TRUE : LDAP_COMPARE_FALSE;
+       }
+
+       return rc;
+}
+
+static int
+backsql_get_attr_vals( void *v_at, void *v_bsi )
+{
+       backsql_at_map_rec      *at = v_at;
+       backsql_srch_info       *bsi = v_bsi;
+       backsql_info            *bi = (backsql_info *)bsi->op->o_bd->be_private;
+       RETCODE                 rc;
+       SQLHSTMT                sth;
+       BACKSQL_ROW_NTS         row;
+       int                     i;
 
        assert( at );
        assert( bsi );
  
        Debug( LDAP_DEBUG_TRACE, "==>backsql_get_attr_vals(): "
                "oc='%s' attr='%s' keyval=%ld\n",
-               bsi->oc->name, at->name, bsi->c_eid->keyval );
+               BACKSQL_OC_NAME( bsi->oc ), at->ad->ad_cname.bv_val, 
+               bsi->c_eid->keyval );
 
        rc = backsql_Prepare( bsi->dbh, &sth, at->query, 0 );
        if ( rc != SQL_SUCCESS ) {
                Debug( LDAP_DEBUG_TRACE, "backsql_get_attr_values(): "
                        "error preparing query: %s\n", at->query, 0, 0 );
-               backsql_PrintErrors( bsi->bi->db_env, bsi->dbh, sth, rc );
+               backsql_PrintErrors( bi->db_env, bsi->dbh, sth, rc );
                return 1;
        }
 
@@ -204,7 +313,7 @@ backsql_get_attr_vals( backsql_at_map_rec *at, backsql_srch_info *bsi )
                Debug( LDAP_DEBUG_TRACE, "backsql_get_attr_values(): "
                        "error executing attribute query '%s'\n",
                        at->query, 0, 0 );
-               backsql_PrintErrors( bsi->bi->db_env, bsi->dbh, sth, rc );
+               backsql_PrintErrors( bi->db_env, bsi->dbh, sth, rc );
                SQLFreeStmt( sth, SQL_DROP );
                return 1;
        }
@@ -214,28 +323,31 @@ backsql_get_attr_vals( backsql_at_map_rec *at, backsql_srch_info *bsi )
        rc = SQLFetch( sth );
        for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( sth ) ) {
                for ( i = 0; i < row.ncols; i++ ) {
-                       if ( row.is_null[ i ] > 0 ) {
-                                       backsql_entry_addattr( bsi->e, 
-                                               row.col_names[ i ],
-                                               row.cols[ i ],
+                       if ( row.value_len[ i ] > 0 ) {
+                               struct berval   bv;
+
+                               bv.bv_val = row.cols[ i ];
 #if 0
-                                               row.col_prec[ i ]
+                               bv.bv_len = row.col_prec[ i ];
 #else
-                                               /*
-                                                * FIXME: what if a binary 
-                                                * is fetched?
-                                                */
-                                               strlen( row.cols[ i ] )
+                               /*
+                                * FIXME: what if a binary 
+                                * is fetched?
+                                */
+                               bv.bv_len = strlen( row.cols[ i ] );
 #endif
-                                               );
-#if 0
+                                       backsql_entry_addattr( bsi->e, 
+                                               &row.col_names[ i ], &bv,
+                                               bsi->op->o_tmpmemctx );
+
+#ifdef BACKSQL_TRACE
                                Debug( LDAP_DEBUG_TRACE, "prec=%d\n",
                                        (int)row.col_prec[ i ], 0, 0 );
                        } else {
                                Debug( LDAP_DEBUG_TRACE, "NULL value "
                                        "in this row for attribute '%s'\n",
-                                       row.col_names[ i ], 0, 0 );
-#endif
+                                       row.col_names[ i ].bv_val, 0, 0 );
+#endif /* BACKSQL_TRACE */
                        }
                }
        }
@@ -250,59 +362,91 @@ backsql_get_attr_vals( backsql_at_map_rec *at, backsql_srch_info *bsi )
 Entry *
 backsql_id2entry( backsql_srch_info *bsi, Entry *e, backsql_entryID *eid )
 {
-       char                    **c_at_name;
+       int                     i;
        backsql_at_map_rec      *at;
        int                     rc;
+       AttributeDescription    *ad_oc = slap_schema.si_ad_objectClass;
 
        Debug( LDAP_DEBUG_TRACE, "==>backsql_id2entry()\n", 0, 0, 0 );
 
-       rc = dnPrettyNormal( NULL, &eid->dn, &e->e_name, &e->e_nname );
+       rc = dnPrettyNormal( NULL, &eid->dn, &e->e_name, &e->e_nname,
+                       bsi->op->o_tmpmemctx );
        if ( rc != LDAP_SUCCESS ) {
                return NULL;
        }
 
-       bsi->oc = backsql_oc_with_id( bsi->bi, eid->oc_id );
+       bsi->oc = backsql_id2oc( bsi->op->o_bd->be_private, eid->oc_id );
        bsi->e = e;
        bsi->c_eid = eid;
        e->e_attrs = NULL;
        e->e_private = NULL;
  
-       /* if ( bsi->base_dn != NULL)??? */
-       
        e->e_id = eid->id;
  
        if ( bsi->attrs != NULL ) {
                Debug( LDAP_DEBUG_TRACE, "backsql_id2entry(): "
                        "custom attribute list\n", 0, 0, 0 );
-               for ( c_at_name = bsi->attrs; *c_at_name != NULL; c_at_name++ ) {
-                       if ( !strcasecmp( *c_at_name, "objectclass" ) 
-                                       || !strcasecmp( *c_at_name, "0.10" ) ) {
-#if 0
-                               backsql_entry_addattr( bsi->e, "objectclass",
-                                               bsi->oc->name,
-                                               strlen( bsi->oc->name ) );
-#endif
+               for ( i = 0; bsi->attrs[ i ].an_name.bv_val; i++ ) {
+                       AttributeName *attr = &bsi->attrs[ i ];
+
+                       if ( attr->an_desc == ad_oc ) {
                                continue;
                        }
-                       at = backsql_at_with_name( bsi->oc, *c_at_name );
+
+                       at = backsql_ad2at( bsi->oc, attr->an_desc );
                        if ( at != NULL ) {
                                backsql_get_attr_vals( at, bsi );
                        } else {
                                Debug( LDAP_DEBUG_TRACE, "backsql_id2entry(): "
                                        "attribute '%s' is not defined "
                                        "for objectlass '%s'\n",
-                                       *c_at_name, bsi->oc->name, 0 );
+                                       attr->an_name.bv_val, 
+                                       BACKSQL_OC_NAME( bsi->oc ), 0 );
                        }
                }
+
        } else {
                Debug( LDAP_DEBUG_TRACE, "backsql_id2entry(): "
                        "retrieving all attributes\n", 0, 0, 0 );
-               avl_apply( bsi->oc->attrs, (AVL_APPLY)backsql_get_attr_vals,
+               avl_apply( bsi->oc->attrs, backsql_get_attr_vals,
                                bsi, 0, AVL_INORDER );
        }
 
-       backsql_entry_addattr( bsi->e, "objectclass", bsi->oc->name,
-                       strlen( bsi->oc->name ) );
+       if ( attr_merge_normalize_one( bsi->e, ad_oc, &bsi->oc->oc->soc_cname,
+                               bsi->op->o_tmpmemctx ) ) {
+               entry_free( e );
+               return NULL;
+       }
+
+       if ( global_schemacheck ) {
+               const char      *text = NULL;
+               char            textbuf[ 1024 ];
+               size_t          textlen = sizeof( textbuf );
+               struct berval   bv[ 2 ];
+               struct berval   soc;
+               int rc;
+
+               bv[ 0 ] = bsi->oc->oc->soc_cname;
+               bv[ 1 ].bv_val = NULL;
+
+               rc = structural_class( bv, &soc, NULL, 
+                               &text, textbuf, textlen );
+               if ( rc != LDAP_SUCCESS ) {
+                       entry_free( e );
+                       return NULL;
+               }
+
+               if ( ( bsi->bsi_flags | BSQL_SF_ALL_OPER )
+                               || an_find( bsi->attrs, &AllOper ) ) {
+                       rc = attr_merge_normalize_one( bsi->e,
+                                       slap_schema.si_ad_structuralObjectClass,
+                                       &soc, bsi->op->o_tmpmemctx );
+                       if ( rc != LDAP_SUCCESS ) {
+                               entry_free( e );
+                               return NULL;
+                       }
+               }
+       }
 
        Debug( LDAP_DEBUG_TRACE, "<==backsql_id2entry()\n", 0, 0, 0 );