2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1999-2011 The OpenLDAP Foundation.
5 * Portions Copyright 1999 Dmitry Kovalev.
6 * Portions Copyright 2002 Pierangelo Masarati.
7 * Portions Copyright 2004 Mark Adamson.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted only as authorized by the OpenLDAP
14 * A copy of this license is available in the file LICENSE in the
15 * top-level directory of the distribution or, alternatively, at
16 * <http://www.OpenLDAP.org/license.html>.
19 * This work was initially developed by Dmitry Kovalev for inclusion
20 * by OpenLDAP Software. Additional significant contributors include
21 * Pierangelo Masarati and Mark Adamson.
27 #include <sys/types.h>
28 #include "ac/string.h"
32 #include "proto-sql.h"
34 #define BACKSQL_DUPLICATE (-1)
36 /* NOTE: by default, cannot just compare pointers because
37 * objectClass/attributeType order would be machine-dependent
38 * (and tests would fail!); however, if you don't want to run
39 * tests, or see attributeTypes written in the same order
40 * they are defined, define */
41 /* #undef BACKSQL_USE_PTR_CMP */
44 * Uses the pointer to the ObjectClass structure
47 backsql_cmp_oc( const void *v_m1, const void *v_m2 )
49 const backsql_oc_map_rec *m1 = v_m1,
52 #ifdef BACKSQL_USE_PTR_CMP
53 return SLAP_PTRCMP( m1->bom_oc, m2->bom_oc );
54 #else /* ! BACKSQL_USE_PTR_CMP */
55 return ber_bvcmp( &m1->bom_oc->soc_cname, &m2->bom_oc->soc_cname );
56 #endif /* ! BACKSQL_USE_PTR_CMP */
60 backsql_cmp_oc_id( const void *v_m1, const void *v_m2 )
62 const backsql_oc_map_rec *m1 = v_m1,
65 return ( m1->bom_id < m2->bom_id ? -1 : ( m1->bom_id > m2->bom_id ? 1 : 0 ) );
69 * Uses the pointer to the AttributeDescription structure
72 backsql_cmp_attr( const void *v_m1, const void *v_m2 )
74 const backsql_at_map_rec *m1 = v_m1,
77 if ( slap_ad_is_binary( m1->bam_ad ) || slap_ad_is_binary( m2->bam_ad ) ) {
78 #ifdef BACKSQL_USE_PTR_CMP
79 return SLAP_PTRCMP( m1->bam_ad->ad_type, m2->bam_ad->ad_type );
80 #else /* ! BACKSQL_USE_PTR_CMP */
81 return ber_bvcmp( &m1->bam_ad->ad_type->sat_cname, &m2->bam_ad->ad_type->sat_cname );
82 #endif /* ! BACKSQL_USE_PTR_CMP */
85 #ifdef BACKSQL_USE_PTR_CMP
86 return SLAP_PTRCMP( m1->bam_ad, m2->bam_ad );
87 #else /* ! BACKSQL_USE_PTR_CMP */
88 return ber_bvcmp( &m1->bam_ad->ad_cname, &m2->bam_ad->ad_cname );
89 #endif /* ! BACKSQL_USE_PTR_CMP */
93 backsql_dup_attr( void *v_m1, void *v_m2 )
95 backsql_at_map_rec *m1 = v_m1,
98 if ( slap_ad_is_binary( m1->bam_ad ) || slap_ad_is_binary( m2->bam_ad ) ) {
99 #ifdef BACKSQL_USE_PTR_CMP
100 assert( m1->bam_ad->ad_type == m2->bam_ad->ad_type );
101 #else /* ! BACKSQL_USE_PTR_CMP */
102 assert( ber_bvcmp( &m1->bam_ad->ad_type->sat_cname, &m2->bam_ad->ad_type->sat_cname ) == 0 );
103 #endif /* ! BACKSQL_USE_PTR_CMP */
106 #ifdef BACKSQL_USE_PTR_CMP
107 assert( m1->bam_ad == m2->bam_ad );
108 #else /* ! BACKSQL_USE_PTR_CMP */
109 assert( ber_bvcmp( &m1->bam_ad->ad_cname, &m2->bam_ad->ad_cname ) == 0 );
110 #endif /* ! BACKSQL_USE_PTR_CMP */
113 /* duplicate definitions of attributeTypes are appended;
114 * this allows to define multiple rules for the same
115 * attributeType. Use with care! */
116 for ( ; m1->bam_next ; m1 = m1->bam_next );
121 return BACKSQL_DUPLICATE;
125 backsql_make_attr_query(
127 backsql_oc_map_rec *oc_map,
128 backsql_at_map_rec *at_map )
130 struct berbuf bb = BB_NULL;
132 backsql_strfcat_x( &bb, NULL, "lblbbbblblbcbl",
133 (ber_len_t)STRLENOF( "SELECT " ), "SELECT ",
134 &at_map->bam_sel_expr,
135 (ber_len_t)STRLENOF( " " ), " ",
137 &bi->sql_aliasing_quote,
138 &at_map->bam_ad->ad_cname,
139 &bi->sql_aliasing_quote,
140 (ber_len_t)STRLENOF( " FROM " ), " FROM ",
141 &at_map->bam_from_tbls,
142 (ber_len_t)STRLENOF( " WHERE " ), " WHERE ",
146 (ber_len_t)STRLENOF( "=?" ), "=?" );
148 if ( !BER_BVISNULL( &at_map->bam_join_where ) ) {
149 backsql_strfcat_x( &bb, NULL, "lb",
150 (ber_len_t)STRLENOF( " AND " ), " AND ",
151 &at_map->bam_join_where );
154 backsql_strfcat_x( &bb, NULL, "lbbb",
155 (ber_len_t)STRLENOF( " ORDER BY " ), " ORDER BY ",
156 &bi->sql_aliasing_quote,
157 &at_map->bam_ad->ad_cname,
158 &bi->sql_aliasing_quote );
160 at_map->bam_query = bb.bb_val.bv_val;
162 #ifdef BACKSQL_COUNTQUERY
163 /* Query to count how many rows will be returned.
165 SELECT COUNT(*) FROM <from_tbls> WHERE <keytbl>.<keycol>=?
169 BER_BVZERO( &bb.bb_val );
171 backsql_strfcat_x( &bb, NULL, "lblbcbl",
172 (ber_len_t)STRLENOF( "SELECT COUNT(*) FROM " ),
173 "SELECT COUNT(*) FROM ",
174 &at_map->bam_from_tbls,
175 (ber_len_t)STRLENOF( " WHERE " ), " WHERE ",
179 (ber_len_t)STRLENOF( "=?" ), "=?" );
181 if ( !BER_BVISNULL( &at_map->bam_join_where ) ) {
182 backsql_strfcat_x( &bb, NULL, "lb",
183 (ber_len_t)STRLENOF( " AND " ), " AND ",
184 &at_map->bam_join_where );
187 at_map->bam_countquery = bb.bb_val.bv_val;
188 #endif /* BACKSQL_COUNTQUERY */
194 backsql_add_sysmaps( backsql_info *bi, backsql_oc_map_rec *oc_map )
196 backsql_at_map_rec *at_map;
197 char s[LDAP_PVT_INTTYPE_CHARS(long)];
202 sbv.bv_len = snprintf( s, sizeof( s ), BACKSQL_IDNUMFMT, oc_map->bom_id );
204 /* extra objectClasses */
205 at_map = (backsql_at_map_rec *)ch_calloc(1,
206 sizeof( backsql_at_map_rec ) );
207 at_map->bam_ad = slap_schema.si_ad_objectClass;
208 at_map->bam_true_ad = slap_schema.si_ad_objectClass;
209 ber_str2bv( "ldap_entry_objclasses.oc_name", 0, 1,
210 &at_map->bam_sel_expr );
211 ber_str2bv( "ldap_entry_objclasses,ldap_entries", 0, 1,
212 &at_map->bam_from_tbls );
214 bb.bb_len = at_map->bam_from_tbls.bv_len + 1;
215 bb.bb_val = at_map->bam_from_tbls;
216 backsql_merge_from_clause( bi, &bb, &oc_map->bom_keytbl );
217 at_map->bam_from_tbls = bb.bb_val;
219 BER_BVZERO( &bb.bb_val );
221 backsql_strfcat_x( &bb, NULL, "lbcblb",
222 (ber_len_t)STRLENOF( "ldap_entries.id=ldap_entry_objclasses.entry_id AND ldap_entries.keyval=" ),
223 "ldap_entries.id=ldap_entry_objclasses.entry_id AND ldap_entries.keyval=",
227 (ber_len_t)STRLENOF( " and ldap_entries.oc_map_id=" ),
228 " and ldap_entries.oc_map_id=",
230 at_map->bam_join_where = bb.bb_val;
232 at_map->bam_oc = oc_map->bom_oc;
234 at_map->bam_add_proc = NULL;
236 char tmp[STRLENOF("INSERT INTO ldap_entry_objclasses "
237 "(entry_id,oc_name) VALUES "
238 "((SELECT id FROM ldap_entries "
240 "AND keyval=?),?)") + LDAP_PVT_INTTYPE_CHARS(unsigned long)];
241 snprintf( tmp, sizeof(tmp),
242 "INSERT INTO ldap_entry_objclasses "
243 "(entry_id,oc_name) VALUES "
244 "((SELECT id FROM ldap_entries "
245 "WHERE oc_map_id=" BACKSQL_IDNUMFMT " "
246 "AND keyval=?),?)", oc_map->bom_id );
247 at_map->bam_add_proc = ch_strdup( tmp );
250 at_map->bam_delete_proc = NULL;
252 char tmp[STRLENOF("DELETE FROM ldap_entry_objclasses "
253 "WHERE entry_id=(SELECT id FROM ldap_entries "
255 "AND keyval=?) AND oc_name=?") + LDAP_PVT_INTTYPE_CHARS(unsigned long)];
256 snprintf( tmp, sizeof(tmp),
257 "DELETE FROM ldap_entry_objclasses "
258 "WHERE entry_id=(SELECT id FROM ldap_entries "
259 "WHERE oc_map_id=" BACKSQL_IDNUMFMT " "
260 "AND keyval=?) AND oc_name=?",
262 at_map->bam_delete_proc = ch_strdup( tmp );
265 at_map->bam_param_order = 0;
266 at_map->bam_expect_return = 0;
267 at_map->bam_next = NULL;
269 backsql_make_attr_query( bi, oc_map, at_map );
270 if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
271 Debug( LDAP_DEBUG_TRACE, "backsql_add_sysmaps(): "
272 "duplicate attribute \"%s\" in objectClass \"%s\" map\n",
273 at_map->bam_ad->ad_cname.bv_val,
274 oc_map->bom_oc->soc_cname.bv_val, 0 );
277 /* FIXME: we need to correct the objectClass join_where
278 * after the attribute query is built */
279 ch_free( at_map->bam_join_where.bv_val );
280 BER_BVZERO( &bb.bb_val );
282 backsql_strfcat_x( &bb, NULL, "lbcblb",
283 (ber_len_t)STRLENOF( /* "ldap_entries.id=ldap_entry_objclasses.entry_id AND " */ "ldap_entries.keyval=" ),
284 /* "ldap_entries.id=ldap_entry_objclasses.entry_id AND " */ "ldap_entries.keyval=",
288 (ber_len_t)STRLENOF( " AND ldap_entries.oc_map_id=" ),
289 " AND ldap_entries.oc_map_id=",
291 at_map->bam_join_where = bb.bb_val;
296 struct backsql_attr_schema_info {
297 backsql_info *bas_bi;
300 backsql_key_t *bas_oc_id;
305 backsql_oc_get_attr_mapping( void *v_oc, void *v_bas )
308 BACKSQL_ROW_NTS at_row;
309 backsql_oc_map_rec *oc_map = (backsql_oc_map_rec *)v_oc;
310 backsql_at_map_rec *at_map;
311 struct backsql_attr_schema_info *bas = (struct backsql_attr_schema_info *)v_bas;
313 /* bas->bas_oc_id has been bound to bas->bas_sth */
314 *bas->bas_oc_id = oc_map->bom_id;
316 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
317 "executing at_query\n"
319 " for objectClass \"%s\"\n"
320 " with param oc_id=" BACKSQL_IDNUMFMT "\n",
321 bas->bas_bi->sql_at_query,
322 BACKSQL_OC_NAME( oc_map ),
325 rc = SQLExecute( bas->bas_sth );
326 if ( rc != SQL_SUCCESS ) {
327 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
328 "error executing at_query\n"
330 " for objectClass \"%s\"\n"
331 " with param oc_id=" BACKSQL_IDNUMFMT "\n",
332 bas->bas_bi->sql_at_query,
333 BACKSQL_OC_NAME( oc_map ),
335 backsql_PrintErrors( bas->bas_bi->sql_db_env,
336 bas->bas_dbh, bas->bas_sth, rc );
337 bas->bas_rc = LDAP_OTHER;
338 return BACKSQL_AVL_STOP;
341 backsql_BindRowAsStrings( bas->bas_sth, &at_row );
342 for ( ; rc = SQLFetch( bas->bas_sth ), BACKSQL_SUCCESS( rc ); ) {
343 const char *text = NULL;
345 struct berbuf bb = BB_NULL;
346 AttributeDescription *ad = NULL;
360 for ( i = 0; required[ i ].name != NULL; i++ ) {
361 if ( at_row.value_len[ i ] <= 0 ) {
362 Debug( LDAP_DEBUG_ANY,
363 "backsql_oc_get_attr_mapping(): "
364 "required column #%d \"%s\" is empty\n",
365 required[ i ].idx, required[ i ].name, 0 );
366 bas->bas_rc = LDAP_OTHER;
367 return BACKSQL_AVL_STOP;
373 char buf[ SLAP_TEXT_BUFLEN ];
375 snprintf( buf, sizeof( buf ),
382 "delete_proc=\"%s\" "
387 at_row.cols[ 3 ] ? at_row.cols[ 3 ] : "",
388 at_row.cols[ 4 ] ? at_row.cols[ 4 ] : "",
389 at_row.cols[ 5 ] ? at_row.cols[ 5 ] : "",
390 at_row.cols[ 8 ] ? at_row.cols[ 8 ] : "");
391 Debug( LDAP_DEBUG_TRACE, "%s\n", buf, 0, 0 );
394 rc = slap_str2ad( at_row.cols[ 0 ], &ad, &text );
395 if ( rc != LDAP_SUCCESS ) {
396 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
397 "attribute \"%s\" for objectClass \"%s\" "
398 "is not defined in schema: %s\n",
400 BACKSQL_OC_NAME( oc_map ), text );
401 bas->bas_rc = LDAP_CONSTRAINT_VIOLATION;
402 return BACKSQL_AVL_STOP;
404 at_map = (backsql_at_map_rec *)ch_calloc( 1,
405 sizeof( backsql_at_map_rec ) );
407 at_map->bam_true_ad = ad;
408 if ( slap_syntax_is_binary( ad->ad_type->sat_syntax )
409 && !slap_ad_is_binary( ad ) )
411 char buf[ SLAP_TEXT_BUFLEN ];
413 const char *text = NULL;
416 bv.bv_len = snprintf( buf, sizeof( buf ), "%s;binary",
417 ad->ad_cname.bv_val );
418 at_map->bam_true_ad = NULL;
419 bas->bas_rc = slap_bv2ad( &bv, &at_map->bam_true_ad, &text );
420 if ( bas->bas_rc != LDAP_SUCCESS ) {
421 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
422 "unable to fetch attribute \"%s\": %s (%d)\n",
424 return BACKSQL_AVL_STOP;
428 ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->bam_sel_expr );
429 if ( at_row.value_len[ 8 ] <= 0 ) {
430 BER_BVZERO( &at_map->bam_sel_expr_u );
433 ber_str2bv( at_row.cols[ 8 ], 0, 1,
434 &at_map->bam_sel_expr_u );
437 ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
438 backsql_merge_from_clause( bas->bas_bi, &bb, &bv );
439 at_map->bam_from_tbls = bb.bb_val;
440 if ( at_row.value_len[ 3 ] <= 0 ) {
441 BER_BVZERO( &at_map->bam_join_where );
444 ber_str2bv( at_row.cols[ 3 ], 0, 1,
445 &at_map->bam_join_where );
447 at_map->bam_add_proc = NULL;
448 if ( at_row.value_len[ 4 ] > 0 ) {
449 at_map->bam_add_proc = ch_strdup( at_row.cols[ 4 ] );
451 at_map->bam_delete_proc = NULL;
452 if ( at_row.value_len[ 5 ] > 0 ) {
453 at_map->bam_delete_proc = ch_strdup( at_row.cols[ 5 ] );
455 if ( lutil_atoix( &at_map->bam_param_order, at_row.cols[ 6 ], 0 ) != 0 ) {
458 if ( lutil_atoix( &at_map->bam_expect_return, at_row.cols[ 7 ], 0 ) != 0 ) {
461 backsql_make_attr_query( bas->bas_bi, oc_map, at_map );
462 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
463 "preconstructed query \"%s\"\n",
464 at_map->bam_query, 0, 0 );
465 at_map->bam_next = NULL;
466 if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
467 Debug( LDAP_DEBUG_TRACE, "backsql_oc_get_attr_mapping(): "
468 "duplicate attribute \"%s\" "
469 "in objectClass \"%s\" map\n",
470 at_map->bam_ad->ad_cname.bv_val,
471 oc_map->bom_oc->soc_cname.bv_val, 0 );
474 if ( !BER_BVISNULL( &bas->bas_bi->sql_upper_func ) &&
475 BER_BVISNULL( &at_map->bam_sel_expr_u ) )
477 struct berbuf bb = BB_NULL;
479 backsql_strfcat_x( &bb, NULL, "bcbc",
480 &bas->bas_bi->sql_upper_func,
482 &at_map->bam_sel_expr,
484 at_map->bam_sel_expr_u = bb.bb_val;
487 backsql_FreeRow( &at_row );
488 SQLFreeStmt( bas->bas_sth, SQL_CLOSE );
490 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(\"%s\"): "
491 "autoadding 'objectClass' and 'ref' mappings\n",
492 BACKSQL_OC_NAME( oc_map ), 0, 0 );
494 (void)backsql_add_sysmaps( bas->bas_bi, oc_map );
496 return BACKSQL_AVL_CONTINUE;
501 backsql_load_schema_map( backsql_info *bi, SQLHDBC dbh )
503 SQLHSTMT sth = SQL_NULL_HSTMT;
505 BACKSQL_ROW_NTS oc_row;
507 backsql_oc_map_rec *oc_map;
508 struct backsql_attr_schema_info bas;
510 int delete_proc_idx = 5;
511 int create_hint_idx = delete_proc_idx + 2;
513 Debug( LDAP_DEBUG_TRACE, "==>backsql_load_schema_map()\n", 0, 0, 0 );
516 * TimesTen : See if the ldap_entries.dn_ru field exists in the schema
518 if ( !BACKSQL_DONTCHECK_LDAPINFO_DN_RU( bi ) ) {
519 rc = backsql_Prepare( dbh, &sth,
520 backsql_check_dn_ru_query, 0 );
521 if ( rc == SQL_SUCCESS ) {
522 /* Yes, the field exists */
523 bi->sql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
524 Debug( LDAP_DEBUG_TRACE, "ldapinfo.dn_ru field exists "
525 "in the schema\n", 0, 0, 0 );
527 /* No such field exists */
528 bi->sql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
531 SQLFreeStmt( sth, SQL_DROP );
534 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): oc_query \"%s\"\n",
535 bi->sql_oc_query, 0, 0 );
537 rc = backsql_Prepare( dbh, &sth, bi->sql_oc_query, 0 );
538 if ( rc != SQL_SUCCESS ) {
539 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
540 "error preparing oc_query: \"%s\"\n",
541 bi->sql_oc_query, 0, 0 );
542 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
546 rc = SQLExecute( sth );
547 if ( rc != SQL_SUCCESS ) {
548 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
549 "error executing oc_query: \n", 0, 0, 0 );
550 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
554 backsql_BindRowAsStrings( sth, &oc_row );
555 rc = SQLFetch( sth );
557 if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
562 for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( sth ) ) {
572 { -1, "expect_return" },
577 required[4].idx = delete_proc_idx + 1;
579 for ( i = 0; required[ i ].name != NULL; i++ ) {
580 if ( oc_row.value_len[ required[ i ].idx ] <= 0 ) {
581 Debug( LDAP_DEBUG_ANY,
582 "backsql_load_schema_map(): "
583 "required column #%d \"%s\" is empty\n",
584 required[ i ].idx, required[ i ].name, 0 );
591 char buf[ SLAP_TEXT_BUFLEN ];
593 snprintf( buf, sizeof( buf ),
599 "create_proc=\"%s\" "
600 "create_keyval=\"%s\" "
601 "delete_proc=\"%s\" "
602 "expect_return=\"%s\""
603 "create_hint=\"%s\" ",
608 oc_row.cols[ 4 ] ? oc_row.cols[ 4 ] : "",
609 ( BACKSQL_CREATE_NEEDS_SELECT( bi ) && oc_row.cols[ 5 ] ) ? oc_row.cols[ 5 ] : "",
610 oc_row.cols[ delete_proc_idx ] ? oc_row.cols[ delete_proc_idx ] : "",
611 oc_row.cols[ delete_proc_idx + 1 ],
612 ( ( oc_row.ncols > create_hint_idx ) && oc_row.cols[ create_hint_idx ] ) ? oc_row.cols[ create_hint_idx ] : "" );
613 Debug( LDAP_DEBUG_TRACE, "%s\n", buf, 0, 0 );
616 oc_map = (backsql_oc_map_rec *)ch_calloc( 1,
617 sizeof( backsql_oc_map_rec ) );
619 if ( BACKSQL_STR2ID( &oc_map->bom_id, oc_row.cols[ 0 ], 0 ) != 0 ) {
620 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
621 "unable to parse id=\"%s\"\n",
622 oc_row.cols[ 0 ], 0, 0 );
626 oc_map->bom_oc = oc_find( oc_row.cols[ 1 ] );
627 if ( oc_map->bom_oc == NULL ) {
628 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
629 "objectClass \"%s\" is not defined in schema\n",
630 oc_row.cols[ 1 ], 0, 0 );
631 return LDAP_OTHER; /* undefined objectClass ? */
634 ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->bom_keytbl );
635 ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->bom_keycol );
636 oc_map->bom_create_proc = ( oc_row.value_len[ 4 ] <= 0 ) ? NULL
637 : ch_strdup( oc_row.cols[ 4 ] );
639 if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
640 oc_map->bom_create_keyval = ( oc_row.value_len[ 5 ] <= 0 )
641 ? NULL : ch_strdup( oc_row.cols[ 5 ] );
643 oc_map->bom_delete_proc = ( oc_row.value_len[ delete_proc_idx ] <= 0 ) ? NULL
644 : ch_strdup( oc_row.cols[ delete_proc_idx ] );
645 if ( lutil_atoix( &oc_map->bom_expect_return, oc_row.cols[ delete_proc_idx + 1 ], 0 ) != 0 ) {
646 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
647 "unable to parse expect_return=\"%s\" for objectClass \"%s\"\n",
648 oc_row.cols[ delete_proc_idx + 1 ], oc_row.cols[ 1 ], 0 );
652 if ( ( oc_row.ncols > create_hint_idx ) &&
653 ( oc_row.value_len[ create_hint_idx ] > 0 ) )
657 oc_map->bom_create_hint = NULL;
658 rc = slap_str2ad( oc_row.cols[ create_hint_idx ],
659 &oc_map->bom_create_hint, &text );
660 if ( rc != SQL_SUCCESS ) {
661 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
663 "AttributeDescription %s "
664 "in create_hint: %s (%d)\n",
665 oc_row.cols[ create_hint_idx ],
667 backsql_PrintErrors( bi->sql_db_env, dbh,
674 * FIXME: first attempt to check for offending
675 * instructions in {create|delete}_proc
678 oc_map->bom_attrs = NULL;
679 if ( avl_insert( &bi->sql_oc_by_oc, oc_map, backsql_cmp_oc, avl_dup_error ) == -1 ) {
680 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
681 "duplicate objectClass \"%s\" in objectClass map\n",
682 oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
685 if ( avl_insert( &bi->sql_oc_by_id, oc_map, backsql_cmp_oc_id, avl_dup_error ) == -1 ) {
686 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
687 "duplicate objectClass \"%s\" in objectClass by ID map\n",
688 oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
691 oc_id = oc_map->bom_id;
692 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
693 "objectClass \"%s\":\n keytbl=\"%s\" keycol=\"%s\"\n",
694 BACKSQL_OC_NAME( oc_map ),
695 oc_map->bom_keytbl.bv_val, oc_map->bom_keycol.bv_val );
696 if ( oc_map->bom_create_proc ) {
697 Debug( LDAP_DEBUG_TRACE, " create_proc=\"%s\"\n",
698 oc_map->bom_create_proc, 0, 0 );
700 if ( oc_map->bom_create_keyval ) {
701 Debug( LDAP_DEBUG_TRACE, " create_keyval=\"%s\"\n",
702 oc_map->bom_create_keyval, 0, 0 );
704 if ( oc_map->bom_create_hint ) {
705 Debug( LDAP_DEBUG_TRACE, " create_hint=\"%s\"\n",
706 oc_map->bom_create_hint->ad_cname.bv_val,
709 if ( oc_map->bom_delete_proc ) {
710 Debug( LDAP_DEBUG_TRACE, " delete_proc=\"%s\"\n",
711 oc_map->bom_delete_proc, 0, 0 );
713 Debug( LDAP_DEBUG_TRACE, " expect_return: "
714 "add=%d, del=%d; attributes:\n",
715 BACKSQL_IS_ADD( oc_map->bom_expect_return ),
716 BACKSQL_IS_DEL( oc_map->bom_expect_return ), 0 );
719 backsql_FreeRow( &oc_row );
720 SQLFreeStmt( sth, SQL_DROP );
722 /* prepare for attribute fetching */
723 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): at_query \"%s\"\n",
724 bi->sql_at_query, 0, 0 );
726 rc = backsql_Prepare( dbh, &sth, bi->sql_at_query, 0 );
727 if ( rc != SQL_SUCCESS ) {
728 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
729 "error preparing at_query: \"%s\"\n",
730 bi->sql_at_query, 0, 0 );
731 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
735 rc = backsql_BindParamNumID( sth, 1, SQL_PARAM_INPUT, &oc_id );
736 if ( rc != SQL_SUCCESS ) {
737 Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
738 "error binding param \"oc_id\" for at_query\n", 0, 0, 0 );
739 backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
740 SQLFreeStmt( sth, SQL_DROP );
747 bas.bas_oc_id = &oc_id;
748 bas.bas_rc = LDAP_SUCCESS;
750 (void)avl_apply( bi->sql_oc_by_oc, backsql_oc_get_attr_mapping,
751 &bas, BACKSQL_AVL_STOP, AVL_INORDER );
753 SQLFreeStmt( sth, SQL_DROP );
755 bi->sql_flags |= BSQLF_SCHEMA_LOADED;
757 Debug( LDAP_DEBUG_TRACE, "<==backsql_load_schema_map()\n", 0, 0, 0 );
763 backsql_oc2oc( backsql_info *bi, ObjectClass *oc )
765 backsql_oc_map_rec tmp, *res;
768 Debug( LDAP_DEBUG_TRACE, "==>backsql_oc2oc(): "
769 "searching for objectclass with name=\"%s\"\n",
770 oc->soc_cname.bv_val, 0, 0 );
771 #endif /* BACKSQL_TRACE */
774 res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_oc, &tmp, backsql_cmp_oc );
777 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
778 "found name=\"%s\", id=%d\n",
779 BACKSQL_OC_NAME( res ), res->bom_id, 0 );
781 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
782 "not found\n", 0, 0, 0 );
784 #endif /* BACKSQL_TRACE */
790 backsql_name2oc( backsql_info *bi, struct berval *oc_name )
792 backsql_oc_map_rec tmp, *res;
795 Debug( LDAP_DEBUG_TRACE, "==>oc_with_name(): "
796 "searching for objectclass with name=\"%s\"\n",
797 oc_name->bv_val, 0, 0 );
798 #endif /* BACKSQL_TRACE */
800 tmp.bom_oc = oc_bvfind( oc_name );
801 if ( tmp.bom_oc == NULL ) {
805 res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_oc, &tmp, backsql_cmp_oc );
808 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
809 "found name=\"%s\", id=%d\n",
810 BACKSQL_OC_NAME( res ), res->bom_id, 0 );
812 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
813 "not found\n", 0, 0, 0 );
815 #endif /* BACKSQL_TRACE */
821 backsql_id2oc( backsql_info *bi, unsigned long id )
823 backsql_oc_map_rec tmp, *res;
826 Debug( LDAP_DEBUG_TRACE, "==>oc_with_id(): "
827 "searching for objectclass with id=%lu\n", id, 0, 0 );
828 #endif /* BACKSQL_TRACE */
831 res = (backsql_oc_map_rec *)avl_find( bi->sql_oc_by_id, &tmp,
836 Debug( LDAP_DEBUG_TRACE, "<==oc_with_id(): "
837 "found name=\"%s\", id=%lu\n",
838 BACKSQL_OC_NAME( res ), res->bom_id, 0 );
840 Debug( LDAP_DEBUG_TRACE, "<==oc_with_id(): "
841 "id=%lu not found\n", res->bom_id, 0, 0 );
843 #endif /* BACKSQL_TRACE */
849 backsql_ad2at( backsql_oc_map_rec* objclass, AttributeDescription *ad )
851 backsql_at_map_rec tmp = { 0 }, *res;
854 Debug( LDAP_DEBUG_TRACE, "==>backsql_ad2at(): "
855 "searching for attribute \"%s\" for objectclass \"%s\"\n",
856 ad->ad_cname.bv_val, BACKSQL_OC_NAME( objclass ), 0 );
857 #endif /* BACKSQL_TRACE */
860 res = (backsql_at_map_rec *)avl_find( objclass->bom_attrs, &tmp,
865 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
866 "found name=\"%s\", sel_expr=\"%s\"\n",
867 res->bam_ad->ad_cname.bv_val,
868 res->bam_sel_expr.bv_val, 0 );
870 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
871 "not found\n", 0, 0, 0 );
873 #endif /* BACKSQL_TRACE */
878 /* attributeType inheritance */
880 backsql_at_map_rec **ret;
881 AttributeDescription *ad;
885 #define SUPAD2AT_STOP (-1)
888 supad2at_f( void *v_at, void *v_arg )
890 backsql_at_map_rec *at = (backsql_at_map_rec *)v_at;
891 struct supad2at_t *va = (struct supad2at_t *)v_arg;
893 if ( is_at_subtype( at->bam_ad->ad_type, va->ad->ad_type ) ) {
894 backsql_at_map_rec **ret = NULL;
897 /* if already listed, holler! (should never happen) */
899 for ( i = 0; i < va->n; i++ ) {
900 if ( va->ret[ i ]->bam_ad == at->bam_ad ) {
910 ret = ch_realloc( va->ret,
911 sizeof( backsql_at_map_rec * ) * ( va->n + 2 ) );
916 return SUPAD2AT_STOP;
929 * stores in *pret a NULL terminated array of pointers
930 * to backsql_at_map_rec whose attributeType is supad->ad_type
934 backsql_supad2at( backsql_oc_map_rec *objclass, AttributeDescription *supad,
935 backsql_at_map_rec ***pret )
937 struct supad2at_t va = { 0 };
940 assert( objclass != NULL );
941 assert( supad != NULL );
942 assert( pret != NULL );
948 rc = avl_apply( objclass->bom_attrs, supad2at_f, &va,
949 SUPAD2AT_STOP, AVL_INORDER );
950 if ( rc == SUPAD2AT_STOP ) {
960 backsql_free_attr( void *v_at )
962 backsql_at_map_rec *at = v_at;
964 Debug( LDAP_DEBUG_TRACE, "==>free_attr(): \"%s\"\n",
965 at->bam_ad->ad_cname.bv_val, 0, 0 );
966 ch_free( at->bam_sel_expr.bv_val );
967 if ( !BER_BVISNULL( &at->bam_from_tbls ) ) {
968 ch_free( at->bam_from_tbls.bv_val );
970 if ( !BER_BVISNULL( &at->bam_join_where ) ) {
971 ch_free( at->bam_join_where.bv_val );
973 if ( at->bam_add_proc != NULL ) {
974 ch_free( at->bam_add_proc );
976 if ( at->bam_delete_proc != NULL ) {
977 ch_free( at->bam_delete_proc );
979 if ( at->bam_query != NULL ) {
980 ch_free( at->bam_query );
983 #ifdef BACKSQL_COUNTQUERY
984 if ( at->bam_countquery != NULL ) {
985 ch_free( at->bam_countquery );
987 #endif /* BACKSQL_COUNTQUERY */
990 if ( !BER_BVISNULL( &at->bam_sel_expr_u ) ) {
991 ch_free( at->bam_sel_expr_u.bv_val );
994 if ( at->bam_next ) {
995 backsql_free_attr( at->bam_next );
1000 Debug( LDAP_DEBUG_TRACE, "<==free_attr()\n", 0, 0, 0 );
1004 backsql_free_oc( void *v_oc )
1006 backsql_oc_map_rec *oc = v_oc;
1008 Debug( LDAP_DEBUG_TRACE, "==>free_oc(): \"%s\"\n",
1009 BACKSQL_OC_NAME( oc ), 0, 0 );
1010 avl_free( oc->bom_attrs, backsql_free_attr );
1011 ch_free( oc->bom_keytbl.bv_val );
1012 ch_free( oc->bom_keycol.bv_val );
1013 if ( oc->bom_create_proc != NULL ) {
1014 ch_free( oc->bom_create_proc );
1016 if ( oc->bom_create_keyval != NULL ) {
1017 ch_free( oc->bom_create_keyval );
1019 if ( oc->bom_delete_proc != NULL ) {
1020 ch_free( oc->bom_delete_proc );
1024 Debug( LDAP_DEBUG_TRACE, "<==free_oc()\n", 0, 0, 0 );
1028 backsql_destroy_schema_map( backsql_info *bi )
1030 Debug( LDAP_DEBUG_TRACE, "==>destroy_schema_map()\n", 0, 0, 0 );
1031 avl_free( bi->sql_oc_by_oc, 0 );
1032 avl_free( bi->sql_oc_by_id, backsql_free_oc );
1033 Debug( LDAP_DEBUG_TRACE, "<==destroy_schema_map()\n", 0, 0, 0 );