1 /* add.c - ldap ldbm back-end add routine */
11 #include "back-ldbm.h"
12 #include "proto-back-ldbm.h"
22 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
23 char *dn = NULL, *pdn;
28 dn = dn_normalize( ch_strdup( e->e_dn ) );
30 Debug(LDAP_DEBUG_ARGS, "==> ldbm_back_add: %s\n", dn, 0, 0);
32 /* nobody else can add until we lock our parent */
33 pthread_mutex_lock(&li->li_add_mutex);
35 if ( ( dn2id( be, dn ) ) != NOID ) {
36 pthread_mutex_unlock(&li->li_add_mutex);
39 send_ldap_result( conn, op, LDAP_ALREADY_EXISTS, "", "" );
43 if ( global_schemacheck && oc_schema_check( e ) != 0 ) {
44 pthread_mutex_unlock(&li->li_add_mutex);
46 Debug( LDAP_DEBUG_TRACE, "entry failed schema check\n",
51 send_ldap_result( conn, op, LDAP_OBJECT_CLASS_VIOLATION, "",
57 * Get the parent dn and see if the corresponding entry exists.
58 * If the parent does not exist, only allow the "root" user to
62 if ( (pdn = dn_parent( be, dn )) != NULL ) {
65 /* get parent with writer lock */
66 if ( (p = dn2entry_w( be, pdn, &matched )) == NULL ) {
67 pthread_mutex_unlock(&li->li_add_mutex);
68 Debug( LDAP_DEBUG_TRACE, "parent does not exist\n", 0,
70 send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT,
73 if ( matched != NULL ) {
83 /* don't need the add lock anymore */
84 pthread_mutex_unlock(&li->li_add_mutex);
88 if ( matched != NULL ) {
92 if ( ! access_allowed( be, conn, op, p, "children", NULL,
93 op->o_dn, ACL_WRITE ) )
95 Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
97 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
100 /* free parent and writer lock */
101 cache_return_entry_w( &li->li_cache, p );
109 /* no parent, must be adding entry to root */
110 if ( ! be_isroot( be, op->o_dn ) ) {
111 pthread_mutex_unlock(&li->li_add_mutex);
112 Debug( LDAP_DEBUG_TRACE, "no parent & not root\n", 0,
114 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
123 * no parent, acquire the root write lock
124 * and release the add lock.
126 pthread_mutex_lock(&li->li_root_mutex);
127 pthread_mutex_unlock(&li->li_add_mutex);
132 * Try to add the entry to the cache, assign it a new dnid
133 * and mark it locked. This should only fail if the entry
137 e->e_id = next_id( be );
138 if ( cache_add_entry_lock( &li->li_cache, e, ENTRY_STATE_CREATING ) != 0 ) {
140 /* free parent and writer lock */
141 cache_return_entry_w( &li->li_cache, p );
142 } else if ( rootlock ) {
143 /* release root lock */
144 pthread_mutex_unlock(&li->li_root_mutex);
147 Debug( LDAP_DEBUG_ANY, "cache_add_entry_lock failed\n", 0, 0,
149 next_id_return( be, e->e_id );
151 /* XXX this should be ok, no other thread should have access
152 * because e hasn't been added to the cache yet
156 send_ldap_result( conn, op, LDAP_ALREADY_EXISTS, "", "" );
160 /* acquire writer lock */
161 entry_rdwr_lock(e, 1);
164 * add it to the id2children index for the parent
167 if ( id2children_add( be, p, e ) != 0 ) {
168 Debug( LDAP_DEBUG_TRACE, "id2children_add failed\n", 0,
170 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, "", "" );
176 * Add the entry to the attribute indexes, then add it to
177 * the id2children index, dn2id index, and the id2entry index.
180 /* attribute indexes */
181 if ( index_add_entry( be, e ) != 0 ) {
182 Debug( LDAP_DEBUG_TRACE, "index_add_entry failed\n", 0,
184 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, "", "" );
190 if ( dn2id_add( be, dn, e->e_id ) != 0 ) {
191 Debug( LDAP_DEBUG_TRACE, "dn2id_add failed\n", 0,
193 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, "", "" );
199 if ( id2entry_add( be, e ) != 0 ) {
200 Debug( LDAP_DEBUG_TRACE, "id2entry_add failed\n", 0,
202 (void) dn2id_delete( be, dn );
203 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, "", "" );
208 send_ldap_result( conn, op, LDAP_SUCCESS, "", "" );
215 cache_set_state( &li->li_cache, e, 0 );
218 /* free parent and writer lock */
219 cache_return_entry_w( &li->li_cache, p );
221 } else if ( rootlock ) {
222 /* release root lock */
223 pthread_mutex_unlock(&li->li_root_mutex);
226 /* free entry and writer lock */
227 cache_return_entry_w( &li->li_cache, e );