2 * Copyright 1999, Dmitry Kovalev <mit@openldap.org>, All rights reserved.
4 * Redistribution and use in source and binary forms are permitted only
5 * as authorized by the OpenLDAP Public License. A copy of this
6 * license is available at http://www.OpenLDAP.org/license.html or
7 * in file LICENSE in the top-level directory of the distribution.
15 #include <sys/types.h>
16 #include "ac/string.h"
22 #include "schema-map.h"
26 * Uses the pointer to the ObjectClass structure
29 backsql_cmp_oc( const void *v_m1, const void *v_m2 )
31 const backsql_oc_map_rec *m1 = v_m1, *m2 = v_m2;
32 return SLAP_PTRCMP( m1->oc, m2->oc );
36 backsql_cmp_oc_id( const void *v_m1, const void *v_m2 )
38 const backsql_oc_map_rec *m1 = v_m1, *m2 = v_m2;
39 return ( m1->id < m2->id ? -1 : ( m1->id > m2->id ? 1 : 0 ) );
43 * Uses the pointer to the AttributeDescription structure
46 backsql_cmp_attr( const void *v_m1, const void *v_m2 )
48 const backsql_at_map_rec *m1 = v_m1, *m2 = v_m2;
49 return SLAP_PTRCMP( m1->ad, m2->ad );
53 backsql_make_attr_query(
54 backsql_oc_map_rec *oc_map,
55 backsql_at_map_rec *at_map )
57 struct berbuf bb = BB_NULL;
59 backsql_strfcat( &bb, "lblblblbcbl",
60 (ber_len_t)sizeof( "SELECT " ) - 1, "SELECT ",
62 (ber_len_t)sizeof( " AS " ) - 1, " AS ",
63 &at_map->ad->ad_cname,
64 (ber_len_t)sizeof( " FROM " ) - 1, " FROM ",
66 (ber_len_t)sizeof( " WHERE " ) - 1, " WHERE ",
70 (ber_len_t)sizeof( "=?" ) - 1, "=?" );
72 if ( at_map->join_where.bv_val != NULL ) {
73 backsql_strfcat( &bb, "lb",
74 (ber_len_t)sizeof( " AND ") - 1, " AND ",
75 &at_map->join_where );
78 at_map->query = bb.bb_val.bv_val;
84 backsql_add_sysmaps( backsql_oc_map_rec *oc_map )
86 backsql_at_map_rec *at_map;
87 char s[] = "+9223372036854775807L";
92 snprintf( s, sizeof( s ), "%ld", oc_map->id );
95 at_map = (backsql_at_map_rec *)ch_calloc(1,
96 sizeof( backsql_at_map_rec ) );
97 at_map->ad = slap_schema.si_ad_objectClass;
98 ber_str2bv( "ldap_entry_objclasses.oc_name", 0, 1, &at_map->sel_expr );
99 ber_str2bv( "ldap_entry_objclasses,ldap_entries", 0, 1,
100 &at_map->from_tbls );
102 bb.bb_len = at_map->from_tbls.bv_len + 1;
103 bb.bb_val = at_map->from_tbls;
104 backsql_merge_from_clause( &bb, &oc_map->keytbl );
105 at_map->from_tbls = bb.bb_val;
107 bb.bb_val.bv_val = NULL;
108 bb.bb_val.bv_len = 0;
110 backsql_strfcat( &bb, "lbcbll",
111 (ber_len_t)sizeof( "ldap_entries.id=ldap_entry_objclasses.entry_id and ldap_entries.keyval=" ) - 1,
112 "ldap_entries.id=ldap_entry_objclasses.entry_id and ldap_entries.keyval=",
116 (ber_len_t)sizeof( " and ldap_entries.oc_map_id=" ) - 1,
117 " and ldap_entries.oc_map_id=",
120 at_map->join_where = bb.bb_val;
121 at_map->add_proc = NULL;
122 at_map->delete_proc = NULL;
123 at_map->param_order = 0;
124 at_map->expect_return = 0;
126 backsql_make_attr_query( oc_map, at_map );
127 avl_insert( &oc_map->attrs, at_map, backsql_cmp_attr, NULL );
129 at_map = (backsql_at_map_rec *)ch_calloc( 1,
130 sizeof( backsql_at_map_rec ) );
131 at_map->ad = slap_schema.si_ad_ref;
132 ber_str2bv( "ldap_referrals.url", 0, 1, &at_map->sel_expr );
133 ber_str2bv( "ldap_referrals,ldap_entries", 0, 1, &at_map->from_tbls );
135 bb.bb_val.bv_val = NULL;
136 bb.bb_val.bv_len = 0;
137 bb.bb_len = at_map->from_tbls.bv_len + 1;
138 backsql_merge_from_clause( &bb, &oc_map->keytbl );
139 at_map->from_tbls = bb.bb_val;
141 bb.bb_val.bv_val = NULL;
142 bb.bb_val.bv_len = 0;
144 backsql_strfcat( &bb, "lbcbll",
145 (ber_len_t)sizeof( "ldap_entries.id=ldap_referrals.entry_id and ldap_entries.keyval=" ) - 1,
146 "ldap_entries.id=ldap_referrals.entry_id and ldap_entries.keyval=",
150 (ber_len_t)sizeof( " and ldap_entries.oc_map_id=" ) - 1,
151 " and ldap_entries.oc_map_id=",
154 at_map->join_where = bb.bb_val;
155 at_map->add_proc = NULL;
156 at_map->delete_proc = NULL;
157 at_map->param_order = 0;
158 at_map->expect_return = 0;
160 backsql_make_attr_query( oc_map, at_map );
161 avl_insert( &oc_map->attrs, at_map, backsql_cmp_attr, NULL );
167 backsql_load_schema_map( backsql_info *si, SQLHDBC dbh )
169 SQLHSTMT oc_sth, at_sth;
171 BACKSQL_ROW_NTS oc_row, at_row;
173 backsql_oc_map_rec *oc_map;
174 backsql_at_map_rec *at_map;
176 Debug( LDAP_DEBUG_TRACE, "==>load_schema_map()\n", 0, 0, 0 );
179 * TimesTen : See if the ldap_entries.dn_ru field exists in the schema
181 if ( !BACKSQL_DONTCHECK_LDAPINFO_DN_RU( si ) ) {
182 rc = backsql_Prepare( dbh, &oc_sth,
183 backsql_check_dn_ru_query, 0 );
184 if ( rc == SQL_SUCCESS ) {
185 /* Yes, the field exists */
186 si->bsql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
187 Debug( LDAP_DEBUG_TRACE, "ldapinfo.dn_ru field exists "
188 "in the schema\n", 0, 0, 0 );
190 /* No such field exists */
191 si->bsql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
194 SQLFreeStmt( oc_sth, SQL_DROP );
198 rc = backsql_Prepare( dbh, &oc_sth, si->oc_query, 0 );
199 if ( rc != SQL_SUCCESS ) {
200 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
201 "error preparing oc_query: '%s'\n",
202 si->oc_query, 0, 0 );
203 backsql_PrintErrors( si->db_env, dbh, oc_sth, rc );
206 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): at_query '%s'\n",
207 si->at_query, 0, 0 );
209 rc = backsql_Prepare( dbh, &at_sth, si->at_query, 0 );
210 if ( rc != SQL_SUCCESS ) {
211 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
212 "error preparing at_query: '%s'\n",
213 si->at_query, 0, 0 );
214 backsql_PrintErrors( si->db_env, dbh, at_sth, rc );
218 rc = backsql_BindParamID( at_sth, 1, &oc_id );
219 if ( rc != SQL_SUCCESS ) {
220 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
221 "error binding param for at_query: \n", 0, 0, 0 );
222 backsql_PrintErrors( si->db_env, dbh, at_sth, rc );
226 rc = SQLExecute( oc_sth );
227 if ( rc != SQL_SUCCESS ) {
228 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
229 "error executing oc_query: \n", 0, 0, 0 );
230 backsql_PrintErrors( si->db_env, dbh, oc_sth, rc );
234 backsql_BindRowAsStrings( oc_sth, &oc_row );
235 rc = SQLFetch( oc_sth );
236 for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( oc_sth ) ) {
239 oc_map = (backsql_oc_map_rec *)ch_calloc( 1,
240 sizeof( backsql_oc_map_rec ) );
242 oc_map->id = strtol( oc_row.cols[ 0 ], NULL, 0 );
244 oc_map->oc = oc_find( oc_row.cols[ 1 ] );
245 if ( oc_map->oc == NULL ) {
246 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
247 "objectClass '%s' is not defined in schema\n",
248 oc_row.cols[ 1 ], 0, 0 );
249 return LDAP_OTHER; /* undefined objectClass ? */
252 ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->keytbl );
253 ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->keycol );
254 oc_map->create_proc = ( oc_row.value_len[ 4 ] < 0 ) ? NULL
255 : ch_strdup( oc_row.cols[ 4 ] );
258 if ( BACKSQL_CREATE_NEEDS_SELECT( si ) ) {
260 oc_map->create_keyval = ( oc_row.value_len[ 5 ] < 0 )
261 ? NULL : ch_strdup( oc_row.cols[ 5 ] );
263 oc_map->delete_proc = ( oc_row.value_len[ colnum ] < 0 ) ? NULL
264 : ch_strdup( oc_row.cols[ colnum ] );
265 oc_map->expect_return = strtol( oc_row.cols[ colnum + 1 ],
269 * FIXME: first attempt to check for offending
270 * instructions in {create|delete}_proc
273 oc_map->attrs = NULL;
274 avl_insert( &si->oc_by_oc, oc_map, backsql_cmp_oc, NULL );
275 avl_insert( &si->oc_by_id, oc_map, backsql_cmp_oc_id, NULL );
277 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
278 "objectClass '%s': keytbl='%s' keycol='%s'\n",
279 BACKSQL_OC_NAME( oc_map ),
280 oc_map->keytbl.bv_val, oc_map->keycol.bv_val );
281 if ( oc_map->create_proc ) {
282 Debug( LDAP_DEBUG_TRACE, "create_proc='%s'\n",
283 oc_map->create_proc, 0, 0 );
285 if ( oc_map->create_keyval ) {
286 Debug( LDAP_DEBUG_TRACE, "create_keyval='%s'\n",
287 oc_map->create_keyval, 0, 0 );
289 if ( oc_map->delete_proc ) {
290 Debug( LDAP_DEBUG_TRACE, "delete_proc='%s'\n",
291 oc_map->delete_proc, 0, 0 );
293 Debug( LDAP_DEBUG_TRACE, "expect_return: "
294 "add=%d, del=%d; attributes:\n",
295 BACKSQL_IS_ADD( oc_map->expect_return ),
296 BACKSQL_IS_DEL( oc_map->expect_return ), 0 );
298 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
299 "autoadding 'objectClass' and 'ref' mappings\n",
301 backsql_add_sysmaps( oc_map );
302 rc = SQLExecute( at_sth );
303 if ( rc != SQL_SUCCESS ) {
304 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
305 "error executing at_query: \n", 0, 0, 0 );
306 backsql_PrintErrors( SQL_NULL_HENV, dbh, at_sth, rc );
310 backsql_BindRowAsStrings( at_sth, &at_row );
311 rc = SQLFetch( at_sth );
312 for ( ; BACKSQL_SUCCESS(rc); rc = SQLFetch( at_sth ) ) {
313 const char *text = NULL;
315 struct berbuf bb = BB_NULL;
317 Debug( LDAP_DEBUG_TRACE, "********'%s'\n",
318 at_row.cols[ 0 ], 0, 0 );
319 Debug( LDAP_DEBUG_TRACE,
320 "name='%s',sel_expr='%s' from='%s'",
321 at_row.cols[ 0 ], at_row.cols[ 1 ],
323 Debug( LDAP_DEBUG_TRACE,
324 "join_where='%s',add_proc='%s'",
325 at_row.cols[ 3 ], at_row.cols[ 4 ], 0 );
326 Debug( LDAP_DEBUG_TRACE, "delete_proc='%s'\n",
327 at_row.cols[ 5 ], 0, 0 );
329 Debug( LDAP_DEBUG_TRACE, "sel_expr_u='%s'\n",
330 at_row.cols[ 8 ], 0, 0 );
331 at_map = (backsql_at_map_rec *)ch_calloc( 1,
332 sizeof( backsql_at_map_rec ) );
333 rc = slap_str2ad( at_row.cols[ 0 ],
334 &at_map->ad, &text );
335 if ( rc != LDAP_SUCCESS ) {
336 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
337 "attribute '%s' for objectClass '%s' "
338 "is not defined in schema: %s\n",
340 BACKSQL_OC_NAME( oc_map ), text );
341 return LDAP_CONSTRAINT_VIOLATION;
344 ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->sel_expr );
345 if ( at_row.value_len[ 8 ] < 0 ) {
346 at_map->sel_expr_u.bv_val = NULL;
347 at_map->sel_expr_u.bv_len = 0;
349 ber_str2bv( at_row.cols[ 8 ], 0, 1,
350 &at_map->sel_expr_u );
353 ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
354 backsql_merge_from_clause( &bb, &bv );
355 at_map->from_tbls = bb.bb_val;
356 if ( at_row.value_len[ 3 ] < 0 ) {
357 at_map->join_where.bv_val = NULL;
358 at_map->join_where.bv_len = 0;
360 ber_str2bv( at_row.cols[ 3 ], 0, 1,
361 &at_map->join_where );
363 at_map->add_proc = NULL;
364 if ( at_row.value_len[ 4 ] > 0 ) {
365 at_map->add_proc = ch_strdup( at_row.cols[4] );
367 at_map->delete_proc = NULL;
368 if ( at_row.value_len[ 5 ] > 0 ) {
370 = ch_strdup( at_row.cols[ 5 ] );
372 at_map->param_order = strtol( at_row.cols[ 6 ],
374 at_map->expect_return = strtol( at_row.cols[ 7 ],
376 backsql_make_attr_query( oc_map, at_map );
377 Debug( LDAP_DEBUG_TRACE, "load_schema_map(): "
378 "preconstructed query '%s'\n",
379 at_map->query, 0, 0 );
380 avl_insert( &oc_map->attrs, at_map, backsql_cmp_attr, NULL );
382 backsql_FreeRow( &at_row );
383 SQLFreeStmt( at_sth, SQL_CLOSE );
385 backsql_FreeRow( &oc_row );
386 SQLFreeStmt( at_sth, SQL_DROP );
387 SQLFreeStmt( oc_sth, SQL_DROP );
388 si->bsql_flags |= BSQLF_SCHEMA_LOADED;
389 Debug( LDAP_DEBUG_TRACE, "<==load_schema_map()\n", 0, 0, 0 );
394 backsql_oc2oc( backsql_info *si, ObjectClass *oc )
396 backsql_oc_map_rec tmp, *res;
399 Debug( LDAP_DEBUG_TRACE, "==>backsql_oc2oc(): "
400 "searching for objectclass with name='%s'\n",
402 #endif /* BACKSQL_TRACE */
405 res = (backsql_oc_map_rec *)avl_find( si->oc_by_oc, &tmp, backsql_cmp_oc );
408 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
409 "found name='%s', id=%d\n",
410 BACKSQL_OC_NAME( res ), res->id, 0 );
412 Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
413 "not found\n", 0, 0, 0 );
415 #endif /* BACKSQL_TRACE */
421 backsql_name2oc( backsql_info *si, struct berval *oc_name )
423 backsql_oc_map_rec tmp, *res;
426 Debug( LDAP_DEBUG_TRACE, "==>oc_with_name(): "
427 "searching for objectclass with name='%s'\n",
429 #endif /* BACKSQL_TRACE */
431 tmp.oc = oc_bvfind( oc_name );
432 if ( tmp.oc == NULL ) {
436 res = (backsql_oc_map_rec *)avl_find( si->oc_by_oc, &tmp, backsql_cmp_oc );
439 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
440 "found name='%s', id=%d\n",
441 BACKSQL_OC_NAME( res ), res->id, 0 );
443 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
444 "not found\n", 0, 0, 0 );
446 #endif /* BACKSQL_TRACE */
452 backsql_id2oc( backsql_info *si, unsigned long id )
454 backsql_oc_map_rec tmp, *res;
457 Debug( LDAP_DEBUG_TRACE, "==>oc_with_id(): "
458 "searching for objectclass with id='%d'\n", id, 0, 0 );
459 #endif /* BACKSQL_TRACE */
462 res = (backsql_oc_map_rec *)avl_find( si->oc_by_id, &tmp,
467 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
468 "found name='%s', id=%d\n",
469 BACKSQL_OC_NAME( res ), res->id, 0 );
471 Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
472 "not found\n", 0, 0, 0 );
474 #endif /* BACKSQL_TRACE */
480 backsql_ad2at( backsql_oc_map_rec* objclass, AttributeDescription *ad )
482 backsql_at_map_rec tmp, *res;
485 Debug( LDAP_DEBUG_TRACE, "==>backsql_ad2at(): "
486 "searching for attribute '%s' for objectclass '%s'\n",
487 attr, BACKSQL_OC_NAME( objclass ), 0 );
488 #endif /* BACKSQL_TRACE */
491 res = (backsql_at_map_rec *)avl_find( objclass->attrs, &tmp,
496 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
497 "found name='%s', sel_expr='%s'\n",
498 res->ad->ad_cname.bv_val, res->sel_expr.bv_val, 0 );
500 Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
501 "not found\n", 0, 0, 0 );
503 #endif /* BACKSQL_TRACE */
512 backsql_name2at( backsql_oc_map_rec* objclass, struct berval *attr )
514 backsql_at_map_rec tmp, *res;
515 const char *text = NULL;
518 Debug( LDAP_DEBUG_TRACE, "==>backsql_name2at(): "
519 "searching for attribute '%s' for objectclass '%s'\n",
520 attr, BACKSQL_OC_NAME( objclass ), 0 );
521 #endif /* BACKSQL_TRACE */
523 if ( slap_bv2ad( attr, &tmp.ad, &text ) != LDAP_SUCCESS ) {
527 res = (backsql_at_map_rec *)avl_find( objclass->attrs, &tmp,
532 Debug( LDAP_DEBUG_TRACE, "<==backsql_name2at(): "
533 "found name='%s', sel_expr='%s'\n",
534 res->name, res->sel_expr.bv_val, 0 );
536 Debug( LDAP_DEBUG_TRACE, "<==backsql_name2at(): "
537 "not found\n", 0, 0, 0 );
539 #endif /* BACKSQL_TRACE */
545 backsql_free_attr( void *v_at )
547 backsql_at_map_rec *at = v_at;
548 Debug( LDAP_DEBUG_TRACE, "==>free_attr(): '%s'\n",
549 at->ad->ad_cname.bv_val, 0, 0 );
550 ch_free( at->sel_expr.bv_val );
551 if ( at->from_tbls.bv_val != NULL ) {
552 ch_free( at->from_tbls.bv_val );
554 if ( at->join_where.bv_val != NULL ) {
555 ch_free( at->join_where.bv_val );
557 if ( at->add_proc != NULL ) {
558 ch_free( at->add_proc );
560 if ( at->delete_proc != NULL ) {
561 ch_free( at->delete_proc );
564 ch_free( at->query );
568 if ( at->sel_expr_u.bv_val ) {
569 ch_free( at->sel_expr_u.bv_val );
574 Debug( LDAP_DEBUG_TRACE, "<==free_attr()\n", 0, 0, 0 );
578 backsql_free_oc( void *v_oc )
580 backsql_oc_map_rec *oc = v_oc;
581 Debug( LDAP_DEBUG_TRACE, "==>free_oc(): '%s'\n",
582 BACKSQL_OC_NAME( oc ), 0, 0 );
583 avl_free( oc->attrs, backsql_free_attr );
584 ch_free( oc->keytbl.bv_val );
585 ch_free( oc->keycol.bv_val );
586 if ( oc->create_proc != NULL ) {
587 ch_free( oc->create_proc );
589 if ( oc->create_keyval != NULL ) {
590 ch_free( oc->create_keyval );
592 if ( oc->delete_proc != NULL ) {
593 ch_free( oc->delete_proc );
597 Debug( LDAP_DEBUG_TRACE, "<==free_oc()\n", 0, 0, 0 );
601 backsql_destroy_schema_map( backsql_info *si )
603 Debug( LDAP_DEBUG_TRACE, "==>destroy_schema_map()\n", 0, 0, 0 );
604 avl_free( si->oc_by_oc, 0 );
605 avl_free( si->oc_by_id, backsql_free_oc );
606 Debug( LDAP_DEBUG_TRACE, "<==destroy_schema_map()\n", 0, 0, 0 );
610 #endif /* SLAPD_SQL */