1 /* add.c - ldap ldbm back-end add routine */
4 * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/socket.h>
13 #include <ac/string.h>
16 #include "back-ldbm.h"
17 #include "proto-back-ldbm.h"
24 struct ldbminfo *li = (struct ldbminfo *) op->o_bd->be_private;
28 AttributeDescription *children = slap_schema.si_ad_children;
29 AttributeDescription *entry = slap_schema.si_ad_entry;
30 char textbuf[SLAP_TEXT_BUFLEN];
31 size_t textlen = sizeof textbuf;
32 #ifdef LDBM_SUBENTRIES
37 LDAP_LOG( BACK_LDBM, ENTRY, "ldbm_back_add: %s\n", op->o_req_dn.bv_val, 0, 0 );
39 Debug(LDAP_DEBUG_ARGS, "==> ldbm_back_add: %s\n", op->o_req_dn.bv_val, 0, 0);
42 rs->sr_err = entry_schema_check( op->o_bd, op->oq_add.rs_e, NULL, &rs->sr_text, textbuf, textlen );
44 if ( rs->sr_err != LDAP_SUCCESS ) {
46 LDAP_LOG( BACK_LDBM, ERR,
47 "ldbm_back_add: entry (%s) failed schema check.\n", op->o_req_dn.bv_val, 0, 0 );
49 Debug( LDAP_DEBUG_TRACE, "entry failed schema check: %s\n",
53 send_ldap_result( op, rs );
57 #ifdef LDBM_SUBENTRIES
58 subentry = is_entry_subentry( op->oq_add.rs_e );
61 if ( !access_allowed( op, op->oq_add.rs_e,
62 entry, NULL, ACL_WRITE, NULL ) )
65 LDAP_LOG( BACK_LDBM, ERR,
66 "ldbm_back_add: No write access to entry (%s).\n",
67 op->o_req_dn.bv_val, 0, 0 );
69 Debug( LDAP_DEBUG_TRACE, "no write access to entry\n", 0,
73 send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS,
74 "no write access to entry" );
76 return LDAP_INSUFFICIENT_ACCESS;
79 /* grab giant lock for writing */
80 ldap_pvt_thread_rdwr_wlock(&li->li_giant_rwlock);
82 if ( ( rs->sr_err = dn2id( op->o_bd, &op->o_req_ndn, &id ) ) || id != NOID ) {
83 /* if (rs->sr_err) something bad happened to ldbm cache */
84 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
85 rs->sr_err = rs->sr_err ? LDAP_OTHER : LDAP_ALREADY_EXISTS;
86 send_ldap_result( op, rs );
91 * Get the parent dn and see if the corresponding entry exists.
92 * If the parent does not exist, only allow the "root" user to
96 if ( be_issuffix( op->o_bd, &op->o_req_ndn ) ) {
99 dnParent( &op->o_req_ndn, &pdn );
103 Entry *matched = NULL;
105 /* get parent with writer lock */
106 if ( (p = dn2entry_w( op->o_bd, &pdn, &matched )) == NULL ) {
107 if ( matched != NULL ) {
108 rs->sr_matched = ch_strdup( matched->e_dn );
109 rs->sr_ref = is_entry_referral( matched )
110 ? get_entry_referrals( op, matched )
112 cache_return_entry_r( &li->li_cache, matched );
115 rs->sr_ref = referral_rewrite( default_referral,
116 NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
119 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
122 LDAP_LOG( BACK_LDBM, ERR,
123 "ldbm_back_add: Parent of (%s) does not exist.\n",
124 op->o_req_dn.bv_val, 0, 0 );
126 Debug( LDAP_DEBUG_TRACE, "parent does not exist\n",
130 rs->sr_text = rs->sr_ref ? "parent is referral" : "parent does not exist";
131 rs->sr_err = LDAP_REFERRAL;
132 send_ldap_result( op, rs );
134 ber_bvarray_free( rs->sr_ref );
135 free( (char *)rs->sr_matched );
137 rs->sr_matched = NULL;
141 if ( ! access_allowed( op, p,
142 children, NULL, ACL_WRITE, NULL ) )
144 /* free parent and writer lock */
145 cache_return_entry_w( &li->li_cache, p );
146 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
149 LDAP_LOG( BACK_LDBM, ERR,
150 "ldbm_back_add: No write access to parent (%s).\n",
151 op->o_req_dn.bv_val, 0, 0 );
153 Debug( LDAP_DEBUG_TRACE, "no write access to parent\n", 0,
157 send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS,
158 "no write access to parent" );
160 return LDAP_INSUFFICIENT_ACCESS;
163 #ifdef LDBM_SUBENTRIES
164 if ( is_entry_subentry( p )) {
166 LDAP_LOG( OPERATION, DETAIL1,
167 "bdb_add: parent is subentry\n", 0, 0, 0 );
169 Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is subentry\n",
172 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
173 rs->sr_text = "parent is a subentry";
178 if ( is_entry_alias( p ) ) {
179 /* parent is an alias, don't allow add */
181 /* free parent and writer lock */
182 cache_return_entry_w( &li->li_cache, p );
183 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
186 LDAP_LOG(BACK_LDBM, ERR,
187 "ldbm_back_add: Parent is an alias.\n", 0, 0, 0 );
189 Debug( LDAP_DEBUG_TRACE, "parent is alias\n", 0,
193 send_ldap_error( op, rs, LDAP_ALIAS_PROBLEM,
194 "parent is an alias" );
196 return LDAP_ALIAS_PROBLEM;
199 if ( is_entry_referral( p ) ) {
200 /* parent is a referral, don't allow add */
201 rs->sr_matched = ch_strdup( p->e_dn );
202 rs->sr_ref = is_entry_referral( p )
203 ? get_entry_referrals( op, p )
206 /* free parent and writer lock */
207 cache_return_entry_w( &li->li_cache, p );
208 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
211 LDAP_LOG( BACK_LDBM, ERR,
212 "ldbm_back_add: Parent is referral.\n", 0, 0, 0 );
214 Debug( LDAP_DEBUG_TRACE, "parent is referral\n", 0,
217 rs->sr_err = LDAP_REFERRAL;
218 send_ldap_result( op, rs );
220 ber_bvarray_free( rs->sr_ref );
221 free( (char *)rs->sr_matched );
223 rs->sr_matched = NULL;
227 #ifdef LDBM_SUBENTRIES
230 /* parent must be an administrative point of the required kind */
235 assert( pdn.bv_val == NULL || *pdn.bv_val == '\0' );
237 if ( !be_isroot( op->o_bd, &op->o_ndn )
238 && !is_entry_glue( op->oq_add.rs_e ))
240 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
243 LDAP_LOG( BACK_LDBM, ERR,
244 "ldbm_back_add: %s add denied.\n",
245 pdn.bv_val == NULL ? "suffix" : "entry at root", 0, 0 );
247 Debug( LDAP_DEBUG_TRACE, "%s add denied\n",
248 pdn.bv_val == NULL ? "suffix" : "entry at root", 0, 0 );
251 send_ldap_error( op, rs, LDAP_NO_SUCH_OBJECT, NULL );
252 return LDAP_NO_SUCH_OBJECT;
256 if ( next_id( op->o_bd, &op->oq_add.rs_e->e_id ) ) {
258 /* free parent and writer lock */
259 cache_return_entry_w( &li->li_cache, p );
262 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
265 LDAP_LOG( BACK_LDBM, ERR,
266 "ldbm_back_add: next_id failed.\n", 0, 0, 0 );
268 Debug( LDAP_DEBUG_ANY, "ldbm_add: next_id failed\n",
272 send_ldap_error( op, rs, LDAP_OTHER,
273 "next_id add failed" );
279 * Try to add the entry to the cache, assign it a new dnid.
281 rs->sr_err = cache_add_entry_rw(&li->li_cache, op->oq_add.rs_e, CACHE_WRITE_LOCK);
283 if ( rs->sr_err != 0 ) {
285 /* free parent and writer lock */
286 cache_return_entry_w( &li->li_cache, p );
289 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
292 LDAP_LOG( BACK_LDBM, ERR,
293 "ldbm_back_add: cache_add_entry_lock failed.\n", 0, 0, 0 );
295 Debug( LDAP_DEBUG_ANY, "cache_add_entry_lock failed\n", 0, 0,
299 rs->sr_text = rs->sr_err > 0 ? NULL : "cache add failed";
300 rs->sr_err = rs->sr_err > 0 ? LDAP_ALREADY_EXISTS : LDAP_OTHER;
301 send_ldap_result( op, rs );
308 /* attribute indexes */
309 if ( index_entry_add( op, op->oq_add.rs_e ) != LDAP_SUCCESS ) {
311 LDAP_LOG( BACK_LDBM, ERR,
312 "ldbm_back_add: index_entry_add failed.\n", 0, 0, 0 );
314 Debug( LDAP_DEBUG_TRACE, "index_entry_add failed\n", 0,
318 send_ldap_error( op, rs, LDAP_OTHER,
319 "index generation failed" );
325 if ( dn2id_add( op->o_bd, &op->oq_add.rs_e->e_nname, op->oq_add.rs_e->e_id ) != 0 ) {
327 LDAP_LOG( BACK_LDBM, ERR,
328 "ldbm_back_add: dn2id_add failed.\n", 0, 0, 0 );
330 Debug( LDAP_DEBUG_TRACE, "dn2id_add failed\n", 0,
333 /* FIXME: delete attr indices? */
335 send_ldap_error( op, rs, LDAP_OTHER,
336 "DN index generation failed" );
342 if ( id2entry_add( op->o_bd, op->oq_add.rs_e ) != 0 ) {
344 LDAP_LOG( BACK_LDBM, ERR,
345 "ldbm_back_add: id2entry_add failed.\n", 0, 0, 0 );
347 Debug( LDAP_DEBUG_TRACE, "id2entry_add failed\n", 0,
351 /* FIXME: delete attr indices? */
352 (void) dn2id_delete( op->o_bd, &op->oq_add.rs_e->e_nname, op->oq_add.rs_e->e_id );
354 send_ldap_error( op, rs, LDAP_OTHER,
355 "entry store failed" );
360 rs->sr_err = LDAP_SUCCESS;
362 send_ldap_result( op, rs );
364 /* marks the entry as committed, so it is added to the cache;
365 * otherwise it is removed from the cache, but not destroyed;
366 * it will be destroyed by the caller */
367 cache_entry_commit( op->oq_add.rs_e );
371 /* free parent and writer lock */
372 cache_return_entry_w( &li->li_cache, p );
377 * in case of error, writer lock is freed
378 * and entry's private data is destroyed.
379 * otherwise, this is done when entry is released
381 cache_return_entry_w( &li->li_cache, op->oq_add.rs_e );
382 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
385 return( rs->sr_err );