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-rw-r--r--servers/slapd/overlays/dds.c2046
1 files changed, 2046 insertions, 0 deletions
diff --git a/servers/slapd/overlays/dds.c b/servers/slapd/overlays/dds.c
new file mode 100644
index 0000000..01a41a1
--- /dev/null
+++ b/servers/slapd/overlays/dds.c
@@ -0,0 +1,2046 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2005-2021 The OpenLDAP Foundation.
+ * Portions Copyright 2005-2006 SysNet s.n.c.
+ * 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 Pierangelo Masarati for inclusion
+ * in OpenLDAP Software, sponsored by SysNet s.n.c.
+ */
+
+#include "portable.h"
+
+#ifdef SLAPD_OVER_DDS
+
+#include <stdio.h>
+
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "slap.h"
+#include "lutil.h"
+#include "ldap_rq.h"
+
+#include "config.h"
+
+#define DDS_RF2589_MAX_TTL (31557600) /* 1 year + 6 hours */
+#define DDS_RF2589_DEFAULT_TTL (86400) /* 1 day */
+#define DDS_DEFAULT_INTERVAL (3600) /* 1 hour */
+
+typedef struct dds_info_t {
+ unsigned di_flags;
+#define DDS_FOFF (0x1U) /* is this really needed? */
+#define DDS_SET(di, f) ( (di)->di_flags & (f) )
+
+#define DDS_OFF(di) DDS_SET( (di), DDS_FOFF )
+
+ time_t di_max_ttl;
+ time_t di_min_ttl;
+ time_t di_default_ttl;
+#define DDS_DEFAULT_TTL(di) \
+ ( (di)->di_default_ttl ? (di)->di_default_ttl : (di)->di_max_ttl )
+
+ time_t di_tolerance;
+
+ /* expire check interval and task */
+ time_t di_interval;
+#define DDS_INTERVAL(di) \
+ ( (di)->di_interval ? (di)->di_interval : DDS_DEFAULT_INTERVAL )
+ struct re_s *di_expire_task;
+
+ /* allows to limit the maximum number of dynamic objects */
+ ldap_pvt_thread_mutex_t di_mutex;
+ int di_num_dynamicObjects;
+ int di_max_dynamicObjects;
+
+ /* used to advertize the dynamicSubtrees in the root DSE,
+ * and to select the database in the expiration task */
+ BerVarray di_suffix;
+ BerVarray di_nsuffix;
+} dds_info_t;
+
+static struct berval slap_EXOP_REFRESH = BER_BVC( LDAP_EXOP_REFRESH );
+static AttributeDescription *ad_entryExpireTimestamp;
+
+/* list of expired DNs */
+typedef struct dds_expire_t {
+ struct berval de_ndn;
+ struct dds_expire_t *de_next;
+} dds_expire_t;
+
+typedef struct dds_cb_t {
+ dds_expire_t *dc_ndnlist;
+} dds_cb_t;
+
+static int
+dds_expire_cb( Operation *op, SlapReply *rs )
+{
+ dds_cb_t *dc = (dds_cb_t *)op->o_callback->sc_private;
+ dds_expire_t *de;
+ int rc;
+
+ switch ( rs->sr_type ) {
+ case REP_SEARCH:
+ /* alloc list and buffer for berval all in one */
+ de = op->o_tmpalloc( sizeof( dds_expire_t ) + rs->sr_entry->e_nname.bv_len + 1,
+ op->o_tmpmemctx );
+
+ de->de_next = dc->dc_ndnlist;
+ dc->dc_ndnlist = de;
+
+ de->de_ndn.bv_len = rs->sr_entry->e_nname.bv_len;
+ de->de_ndn.bv_val = (char *)&de[ 1 ];
+ AC_MEMCPY( de->de_ndn.bv_val, rs->sr_entry->e_nname.bv_val,
+ rs->sr_entry->e_nname.bv_len + 1 );
+ rc = 0;
+ break;
+
+ case REP_SEARCHREF:
+ case REP_RESULT:
+ rc = rs->sr_err;
+ break;
+
+ default:
+ assert( 0 );
+ }
+
+ return rc;
+}
+
+static int
+dds_expire( void *ctx, dds_info_t *di )
+{
+ Connection conn = { 0 };
+ OperationBuffer opbuf;
+ Operation *op;
+ slap_callback sc = { 0 };
+ dds_cb_t dc = { 0 };
+ dds_expire_t *de = NULL, **dep;
+ SlapReply rs = { REP_RESULT };
+
+ time_t expire;
+ char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
+ struct berval ts;
+
+ int ndeletes, ntotdeletes;
+
+ int rc;
+ char *extra = "";
+
+ connection_fake_init2( &conn, &opbuf, ctx, 0 );
+ op = &opbuf.ob_op;
+
+ op->o_tag = LDAP_REQ_SEARCH;
+ memset( &op->oq_search, 0, sizeof( op->oq_search ) );
+
+ op->o_bd = select_backend( &di->di_nsuffix[ 0 ], 0 );
+
+ op->o_req_dn = op->o_bd->be_suffix[ 0 ];
+ op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
+
+ op->o_dn = op->o_bd->be_rootdn;
+ op->o_ndn = op->o_bd->be_rootndn;
+
+ op->ors_scope = LDAP_SCOPE_SUBTREE;
+ op->ors_tlimit = DDS_INTERVAL( di )/2 + 1;
+ op->ors_slimit = SLAP_NO_LIMIT;
+ op->ors_attrs = slap_anlist_no_attrs;
+
+ expire = slap_get_time() - di->di_tolerance;
+ ts.bv_val = tsbuf;
+ ts.bv_len = sizeof( tsbuf );
+ slap_timestamp( &expire, &ts );
+
+ op->ors_filterstr.bv_len = STRLENOF( "(&(objectClass=" ")(" "<=" "))" )
+ + slap_schema.si_oc_dynamicObject->soc_cname.bv_len
+ + ad_entryExpireTimestamp->ad_cname.bv_len
+ + ts.bv_len;
+ op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
+ snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
+ "(&(objectClass=%s)(%s<=%s))",
+ slap_schema.si_oc_dynamicObject->soc_cname.bv_val,
+ ad_entryExpireTimestamp->ad_cname.bv_val, ts.bv_val );
+
+ op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
+ if ( op->ors_filter == NULL ) {
+ rs.sr_err = LDAP_OTHER;
+ goto done_search;
+ }
+
+ op->o_callback = &sc;
+ sc.sc_response = dds_expire_cb;
+ sc.sc_private = &dc;
+
+ (void)op->o_bd->bd_info->bi_op_search( op, &rs );
+
+done_search:;
+ op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
+ filter_free_x( op, op->ors_filter, 1 );
+
+ rc = rs.sr_err;
+ switch ( rs.sr_err ) {
+ case LDAP_SUCCESS:
+ break;
+
+ case LDAP_NO_SUCH_OBJECT:
+ /* (ITS#5267) database not created yet? */
+ rs.sr_err = LDAP_SUCCESS;
+ extra = " (ignored)";
+ /* fallthru */
+
+ default:
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS expired objects lookup failed err=%d%s\n",
+ rc, extra );
+ goto done;
+ }
+
+ op->o_tag = LDAP_REQ_DELETE;
+ op->o_callback = &sc;
+ sc.sc_response = slap_null_cb;
+ sc.sc_private = NULL;
+
+ for ( ntotdeletes = 0, ndeletes = 1; dc.dc_ndnlist != NULL && ndeletes > 0; ) {
+ ndeletes = 0;
+
+ for ( dep = &dc.dc_ndnlist; *dep != NULL; ) {
+ de = *dep;
+
+ op->o_req_dn = de->de_ndn;
+ op->o_req_ndn = de->de_ndn;
+ (void)op->o_bd->bd_info->bi_op_delete( op, &rs );
+ switch ( rs.sr_err ) {
+ case LDAP_SUCCESS:
+ Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
+ "DDS dn=\"%s\" expired.\n",
+ de->de_ndn.bv_val );
+ ndeletes++;
+ break;
+
+ case LDAP_NOT_ALLOWED_ON_NONLEAF:
+ Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
+ "DDS dn=\"%s\" is non-leaf; "
+ "deferring.\n",
+ de->de_ndn.bv_val );
+ dep = &de->de_next;
+ de = NULL;
+ break;
+
+ default:
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
+ "DDS dn=\"%s\" err=%d; "
+ "deferring.\n",
+ de->de_ndn.bv_val, rs.sr_err );
+ break;
+ }
+
+ if ( de != NULL ) {
+ *dep = de->de_next;
+ op->o_tmpfree( de, op->o_tmpmemctx );
+ }
+ }
+
+ ntotdeletes += ndeletes;
+ }
+
+ rs.sr_err = LDAP_SUCCESS;
+
+ Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
+ "DDS expired=%d\n", ntotdeletes );
+
+done:;
+ return rs.sr_err;
+}
+
+static void *
+dds_expire_fn( void *ctx, void *arg )
+{
+ struct re_s *rtask = arg;
+ dds_info_t *di = rtask->arg;
+
+ assert( di->di_expire_task == rtask );
+
+ (void)dds_expire( ctx, di );
+
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask )) {
+ ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
+ }
+ ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
+
+ return NULL;
+}
+
+/* frees the callback */
+static int
+dds_freeit_cb( Operation *op, SlapReply *rs )
+{
+ op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
+ op->o_callback = NULL;
+
+ return SLAP_CB_CONTINUE;
+}
+
+/* updates counter - installed on add/delete only if required */
+static int
+dds_counter_cb( Operation *op, SlapReply *rs )
+{
+ assert( rs->sr_type == REP_RESULT );
+
+ if ( rs->sr_err == LDAP_SUCCESS ) {
+ dds_info_t *di = op->o_callback->sc_private;
+
+ ldap_pvt_thread_mutex_lock( &di->di_mutex );
+ switch ( op->o_tag ) {
+ case LDAP_REQ_DELETE:
+ assert( di->di_num_dynamicObjects > 0 );
+ di->di_num_dynamicObjects--;
+ break;
+
+ case LDAP_REQ_ADD:
+ assert( di->di_num_dynamicObjects < di->di_max_dynamicObjects );
+ di->di_num_dynamicObjects++;
+ break;
+
+ default:
+ assert( 0 );
+ }
+ ldap_pvt_thread_mutex_unlock( &di->di_mutex );
+ }
+
+ return dds_freeit_cb( op, rs );
+}
+
+static int
+dds_op_add( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+ int is_dynamicObject;
+
+ if ( DDS_OFF( di ) ) {
+ return SLAP_CB_CONTINUE;
+ }
+
+ is_dynamicObject = is_entry_dynamicObject( op->ora_e );
+
+ /* FIXME: do not allow this right now, pending clarification */
+ if ( is_dynamicObject ) {
+ rs->sr_err = LDAP_SUCCESS;
+
+ if ( is_entry_referral( op->ora_e ) ) {
+ rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
+ rs->sr_text = "a referral cannot be a dynamicObject";
+
+ } else if ( is_entry_alias( op->ora_e ) ) {
+ rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
+ rs->sr_text = "an alias cannot be a dynamicObject";
+ }
+
+ if ( rs->sr_err != LDAP_SUCCESS ) {
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ send_ldap_result( op, rs );
+ return rs->sr_err;
+ }
+ }
+
+ /* we don't allow dynamicObjects to have static subordinates */
+ if ( !dn_match( &op->o_req_ndn, &op->o_bd->be_nsuffix[ 0 ] ) ) {
+ struct berval p_ndn;
+ Entry *e = NULL;
+ int rc;
+ BackendInfo *bi = op->o_bd->bd_info;
+
+ dnParent( &op->o_req_ndn, &p_ndn );
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ rc = be_entry_get_rw( op, &p_ndn,
+ slap_schema.si_oc_dynamicObject, NULL, 0, &e );
+ if ( rc == LDAP_SUCCESS && e != NULL ) {
+ if ( !is_dynamicObject ) {
+ /* return referral only if "disclose"
+ * is granted on the object */
+ if ( ! access_allowed( op, e,
+ slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL ) )
+ {
+ rc = rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ send_ldap_result( op, rs );
+
+ } else {
+ rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
+ send_ldap_error( op, rs, rc, "no static subordinate entries allowed for dynamicObject" );
+ }
+ }
+
+ be_entry_release_r( op, e );
+ if ( rc != LDAP_SUCCESS ) {
+ return rc;
+ }
+ }
+ op->o_bd->bd_info = bi;
+ }
+
+ /* handle dynamic object operational attr(s) */
+ if ( is_dynamicObject ) {
+ time_t ttl, expire;
+ char ttlbuf[STRLENOF("31557600") + 1];
+ char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
+ struct berval bv;
+
+ if ( !be_isroot_dn( op->o_bd, &op->o_req_ndn ) ) {
+ ldap_pvt_thread_mutex_lock( &di->di_mutex );
+ rs->sr_err = ( di->di_max_dynamicObjects &&
+ di->di_num_dynamicObjects >= di->di_max_dynamicObjects );
+ ldap_pvt_thread_mutex_unlock( &di->di_mutex );
+ if ( rs->sr_err ) {
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+ "too many dynamicObjects in context" );
+ return rs->sr_err;
+ }
+ }
+
+ ttl = DDS_DEFAULT_TTL( di );
+
+ /* assert because should be checked at configure */
+ assert( ttl <= DDS_RF2589_MAX_TTL );
+
+ bv.bv_val = ttlbuf;
+ bv.bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
+ assert( bv.bv_len < sizeof( ttlbuf ) );
+
+ /* FIXME: apparently, values in op->ora_e are malloc'ed
+ * on the thread's slab; works fine by chance,
+ * only because the attribute doesn't exist yet. */
+ assert( attr_find( op->ora_e->e_attrs, slap_schema.si_ad_entryTtl ) == NULL );
+ attr_merge_one( op->ora_e, slap_schema.si_ad_entryTtl, &bv, &bv );
+
+ expire = slap_get_time() + ttl;
+ bv.bv_val = tsbuf;
+ bv.bv_len = sizeof( tsbuf );
+ slap_timestamp( &expire, &bv );
+ assert( attr_find( op->ora_e->e_attrs, ad_entryExpireTimestamp ) == NULL );
+ attr_merge_one( op->ora_e, ad_entryExpireTimestamp, &bv, &bv );
+
+ /* if required, install counter callback */
+ if ( di->di_max_dynamicObjects > 0) {
+ slap_callback *sc;
+
+ sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
+ sc->sc_cleanup = dds_freeit_cb;
+ sc->sc_response = dds_counter_cb;
+ sc->sc_private = di;
+ sc->sc_next = op->o_callback;
+ sc->sc_writewait = 0;
+
+ op->o_callback = sc;
+ }
+ }
+
+ return SLAP_CB_CONTINUE;
+}
+
+static int
+dds_op_delete( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+
+ /* if required, install counter callback */
+ if ( !DDS_OFF( di ) && di->di_max_dynamicObjects > 0 ) {
+ Entry *e = NULL;
+ BackendInfo *bi = op->o_bd->bd_info;
+
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
+ slap_schema.si_oc_dynamicObject, NULL, 0, &e );
+
+ /* FIXME: couldn't the entry be added before deletion? */
+ if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
+ slap_callback *sc;
+
+ be_entry_release_r( op, e );
+ e = NULL;
+
+ sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
+ sc->sc_cleanup = dds_freeit_cb;
+ sc->sc_response = dds_counter_cb;
+ sc->sc_private = di;
+ sc->sc_writewait = 0;
+ sc->sc_next = op->o_callback;
+
+ op->o_callback = sc;
+ }
+ op->o_bd->bd_info = bi;
+ }
+
+ return SLAP_CB_CONTINUE;
+}
+
+static int
+dds_op_modify( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
+ Modifications *mod;
+ Entry *e = NULL;
+ BackendInfo *bi = op->o_bd->bd_info;
+ int was_dynamicObject = 0,
+ is_dynamicObject = 0;
+ struct berval bv_entryTtl = BER_BVNULL;
+ time_t entryTtl = 0;
+ char textbuf[ SLAP_TEXT_BUFLEN ];
+
+ if ( DDS_OFF( di ) ) {
+ return SLAP_CB_CONTINUE;
+ }
+
+ /* bv_entryTtl stores the string representation of the entryTtl
+ * across modifies for consistency checks of the final value;
+ * the bv_val points to a static buffer; the bv_len is zero when
+ * the attribute is deleted.
+ * entryTtl stores the integer representation of the entryTtl;
+ * its value is -1 when the attribute is deleted; it is 0 only
+ * if no modifications of the entryTtl occurred, as an entryTtl
+ * of 0 is invalid. */
+ bv_entryTtl.bv_val = textbuf;
+
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
+ slap_schema.si_oc_dynamicObject, slap_schema.si_ad_entryTtl, 0, &e );
+ if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
+ Attribute *a = attr_find( e->e_attrs, slap_schema.si_ad_entryTtl );
+
+ /* the value of the entryTtl is saved for later checks */
+ if ( a != NULL ) {
+ unsigned long ttl;
+ int rc;
+
+ bv_entryTtl.bv_len = a->a_nvals[ 0 ].bv_len;
+ AC_MEMCPY( bv_entryTtl.bv_val, a->a_nvals[ 0 ].bv_val, bv_entryTtl.bv_len );
+ bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
+ rc = lutil_atoul( &ttl, bv_entryTtl.bv_val );
+ assert( rc == 0 );
+ entryTtl = (time_t)ttl;
+ }
+
+ be_entry_release_r( op, e );
+ e = NULL;
+ was_dynamicObject = is_dynamicObject = 1;
+ }
+ op->o_bd->bd_info = bi;
+
+ rs->sr_err = LDAP_SUCCESS;
+ for ( mod = op->orm_modlist; mod; mod = mod->sml_next ) {
+ if ( mod->sml_desc == slap_schema.si_ad_objectClass ) {
+ int i;
+ ObjectClass *oc;
+
+ switch ( mod->sml_op ) {
+ case LDAP_MOD_DELETE:
+ if ( mod->sml_values == NULL ) {
+ is_dynamicObject = 0;
+ break;
+ }
+
+ for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
+ oc = oc_bvfind( &mod->sml_values[ i ] );
+ if ( oc == slap_schema.si_oc_dynamicObject ) {
+ is_dynamicObject = 0;
+ break;
+ }
+ }
+
+ break;
+
+ case LDAP_MOD_REPLACE:
+ if ( mod->sml_values == NULL ) {
+ is_dynamicObject = 0;
+ break;
+ }
+ /* fallthru */
+
+ case LDAP_MOD_ADD:
+ for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
+ oc = oc_bvfind( &mod->sml_values[ i ] );
+ if ( oc == slap_schema.si_oc_dynamicObject ) {
+ is_dynamicObject = 1;
+ break;
+ }
+ }
+ break;
+ }
+
+ } else if ( mod->sml_desc == slap_schema.si_ad_entryTtl ) {
+ unsigned long uttl;
+ time_t ttl;
+ int rc;
+
+ switch ( mod->sml_op ) {
+ case LDAP_MOD_DELETE:
+ case SLAP_MOD_SOFTDEL: /* FIXME? */
+ if ( mod->sml_values != NULL ) {
+ if ( BER_BVISEMPTY( &bv_entryTtl )
+ || !bvmatch( &bv_entryTtl, &mod->sml_values[ 0 ] ) )
+ {
+ rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
+ if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+
+ } else {
+ rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
+ }
+ goto done;
+ }
+ }
+ bv_entryTtl.bv_len = 0;
+ entryTtl = -1;
+ break;
+
+ case LDAP_MOD_REPLACE:
+ bv_entryTtl.bv_len = 0;
+ entryTtl = -1;
+ /* fallthru */
+
+ case LDAP_MOD_ADD:
+ case SLAP_MOD_SOFTADD: /* FIXME? */
+ case SLAP_MOD_ADD_IF_NOT_PRESENT: /* FIXME? */
+ assert( mod->sml_values != NULL );
+ assert( BER_BVISNULL( &mod->sml_values[ 1 ] ) );
+
+ if ( !BER_BVISEMPTY( &bv_entryTtl ) ) {
+ rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
+ if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+
+ } else {
+ rs->sr_text = "attribute 'entryTtl' cannot have multiple values";
+ rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
+ }
+ goto done;
+ }
+
+ rc = lutil_atoul( &uttl, mod->sml_values[ 0 ].bv_val );
+ ttl = (time_t)uttl;
+ assert( rc == 0 );
+ if ( ttl > DDS_RF2589_MAX_TTL ) {
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ rs->sr_text = "invalid time-to-live for dynamicObject";
+ goto done;
+ }
+
+ if ( ttl <= 0 || ttl > di->di_max_ttl ) {
+ /* FIXME: I don't understand if this has to be an error,
+ * or an indication that the requested Ttl has been
+ * shortened to di->di_max_ttl >= 1 day */
+ rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
+ rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
+ goto done;
+ }
+
+ entryTtl = ttl;
+ bv_entryTtl.bv_len = mod->sml_values[ 0 ].bv_len;
+ AC_MEMCPY( bv_entryTtl.bv_val, mod->sml_values[ 0 ].bv_val, bv_entryTtl.bv_len );
+ bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
+ break;
+
+ case LDAP_MOD_INCREMENT:
+ if ( BER_BVISEMPTY( &bv_entryTtl ) ) {
+ rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
+ if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+
+ } else {
+ rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
+ rs->sr_text = "modify/increment: entryTtl: no such attribute";
+ }
+ goto done;
+ }
+
+ entryTtl++;
+ if ( entryTtl > DDS_RF2589_MAX_TTL ) {
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ rs->sr_text = "invalid time-to-live for dynamicObject";
+
+ } else if ( entryTtl <= 0 || entryTtl > di->di_max_ttl ) {
+ /* FIXME: I don't understand if this has to be an error,
+ * or an indication that the requested Ttl has been
+ * shortened to di->di_max_ttl >= 1 day */
+ rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
+ rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
+ }
+
+ if ( rs->sr_err != LDAP_SUCCESS ) {
+ rc = backend_attribute( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
+ if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
+ rs->sr_text = NULL;
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+
+ }
+ goto done;
+ }
+
+ bv_entryTtl.bv_len = snprintf( textbuf, sizeof( textbuf ), "%ld", entryTtl );
+ break;
+
+ default:
+ assert( 0 );
+ break;
+ }
+
+ } else if ( mod->sml_desc == ad_entryExpireTimestamp ) {
+ /* should have been trapped earlier */
+ assert( mod->sml_flags & SLAP_MOD_INTERNAL );
+ }
+ }
+
+done:;
+ if ( rs->sr_err == LDAP_SUCCESS ) {
+ int rc;
+
+ /* FIXME: this could be allowed when the Relax control is used...
+ * in that case:
+ *
+ * TODO
+ *
+ * static => dynamic:
+ * entryTtl must be provided; add
+ * entryExpireTimestamp accordingly
+ *
+ * dynamic => static:
+ * entryTtl must be removed; remove
+ * entryTimestamp accordingly
+ *
+ * ... but we need to make sure that there are no subordinate
+ * issues...
+ */
+ rc = is_dynamicObject - was_dynamicObject;
+ if ( rc ) {
+#if 0 /* fix subordinate issues first */
+ if ( get_relax( op ) ) {
+ switch ( rc ) {
+ case -1:
+ /* need to delete entryTtl to have a consistent entry */
+ if ( entryTtl != -1 ) {
+ rs->sr_text = "objectClass modification from dynamicObject to static entry requires entryTtl deletion";
+ rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
+ }
+ break;
+
+ case 1:
+ /* need to add entryTtl to have a consistent entry */
+ if ( entryTtl <= 0 ) {
+ rs->sr_text = "objectClass modification from static entry to dynamicObject requires entryTtl addition";
+ rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
+ }
+ break;
+ }
+
+ } else
+#endif
+ {
+ switch ( rc ) {
+ case -1:
+ rs->sr_text = "objectClass modification cannot turn dynamicObject into static entry";
+ break;
+
+ case 1:
+ rs->sr_text = "objectClass modification cannot turn static entry into dynamicObject";
+ break;
+ }
+ rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
+ }
+
+ if ( rc != LDAP_SUCCESS ) {
+ rc = backend_attribute( op, NULL, &op->o_req_ndn,
+ slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
+ if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
+ rs->sr_text = NULL;
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ }
+ }
+ }
+ }
+
+ if ( rs->sr_err == LDAP_SUCCESS && entryTtl != 0 ) {
+ Modifications *tmpmod = NULL, **modp;
+
+ for ( modp = &op->orm_modlist; *modp; modp = &(*modp)->sml_next )
+ ;
+
+ tmpmod = ch_calloc( 1, sizeof( Modifications ) );
+ tmpmod->sml_flags = SLAP_MOD_INTERNAL;
+ tmpmod->sml_type = ad_entryExpireTimestamp->ad_cname;
+ tmpmod->sml_desc = ad_entryExpireTimestamp;
+
+ *modp = tmpmod;
+
+ if ( entryTtl == -1 ) {
+ /* delete entryExpireTimestamp */
+ tmpmod->sml_op = LDAP_MOD_DELETE;
+
+ } else {
+ time_t expire;
+ char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
+ struct berval bv;
+
+ /* keep entryExpireTimestamp consistent
+ * with entryTtl */
+ expire = slap_get_time() + entryTtl;
+ bv.bv_val = tsbuf;
+ bv.bv_len = sizeof( tsbuf );
+ slap_timestamp( &expire, &bv );
+
+ tmpmod->sml_op = LDAP_MOD_REPLACE;
+ value_add_one( &tmpmod->sml_values, &bv );
+ value_add_one( &tmpmod->sml_nvalues, &bv );
+ tmpmod->sml_numvals = 1;
+ }
+ }
+
+ if ( rs->sr_err ) {
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ send_ldap_result( op, rs );
+ return rs->sr_err;
+ }
+
+ return SLAP_CB_CONTINUE;
+}
+
+static int
+dds_op_rename( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+
+ if ( DDS_OFF( di ) ) {
+ return SLAP_CB_CONTINUE;
+ }
+
+ /* we don't allow dynamicObjects to have static subordinates */
+ if ( op->orr_nnewSup != NULL ) {
+ Entry *e = NULL;
+ BackendInfo *bi = op->o_bd->bd_info;
+ int is_dynamicObject = 0,
+ rc;
+
+ rs->sr_err = LDAP_SUCCESS;
+
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ rc = be_entry_get_rw( op, &op->o_req_ndn,
+ slap_schema.si_oc_dynamicObject, NULL, 0, &e );
+ if ( rc == LDAP_SUCCESS && e != NULL ) {
+ be_entry_release_r( op, e );
+ e = NULL;
+ is_dynamicObject = 1;
+ }
+
+ rc = be_entry_get_rw( op, op->orr_nnewSup,
+ slap_schema.si_oc_dynamicObject, NULL, 0, &e );
+ if ( rc == LDAP_SUCCESS && e != NULL ) {
+ if ( !is_dynamicObject ) {
+ /* return referral only if "disclose"
+ * is granted on the object */
+ if ( ! access_allowed( op, e,
+ slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL ) )
+ {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ send_ldap_result( op, rs );
+
+ } else {
+ send_ldap_error( op, rs, LDAP_CONSTRAINT_VIOLATION,
+ "static entry cannot have dynamicObject as newSuperior" );
+ }
+ }
+ be_entry_release_r( op, e );
+ }
+ op->o_bd->bd_info = bi;
+ if ( rs->sr_err != LDAP_SUCCESS ) {
+ return rs->sr_err;
+ }
+ }
+
+ return SLAP_CB_CONTINUE;
+}
+
+/* entryTtl update for client */
+static int
+dds_response( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+ int rc;
+
+ if ( !DDS_OFF( di )
+ && rs->sr_type == REP_SEARCH
+ && attr_find( rs->sr_entry->e_attrs, slap_schema.si_ad_entryTtl ) )
+ {
+ BerVarray vals = NULL;
+ struct lutil_tm tm;
+ struct lutil_timet tt;
+ char ttlbuf[STRLENOF("31557600") + 1];
+ struct berval ttlvalue;
+ time_t ttl;
+ int len;
+
+ /* User already has access to entryTtl, skip ACL checks on
+ * entryExpireTimestamp */
+ rc = backend_attribute( op, NULL, &rs->sr_entry->e_nname,
+ ad_entryExpireTimestamp, &vals, ACL_NONE );
+ if ( rc != LDAP_SUCCESS ) {
+ return rc;
+ }
+
+ assert( vals[0].bv_val[vals[0].bv_len] == '\0' );
+ if ( lutil_parsetime( vals[0].bv_val, &tm ) ) {
+ goto done;
+ }
+
+ lutil_tm2time( &tm, &tt );
+ ttl = tt.tt_sec - op->o_time;
+ ttl = (ttl < 0) ? 0 : ttl;
+ assert( ttl <= DDS_RF2589_MAX_TTL );
+
+ len = snprintf( ttlbuf, sizeof(ttlbuf), "%ld", ttl );
+ if ( len < 0 )
+ {
+ goto done;
+ }
+ ttlvalue.bv_val = ttlbuf;
+ ttlvalue.bv_len = len;
+
+ rs_entry2modifiable( op, rs, on );
+
+ if ( attr_delete( &rs->sr_entry->e_attrs,
+ slap_schema.si_ad_entryTtl ) )
+ {
+ goto done;
+ }
+ if ( attr_merge_normalize_one( rs->sr_entry,
+ slap_schema.si_ad_entryTtl,
+ &ttlvalue, op->o_tmpmemctx ) )
+ {
+ goto done;
+ }
+
+done:;
+ ber_bvarray_free_x( vals, op->o_tmpmemctx );
+ }
+ return SLAP_CB_CONTINUE;
+}
+
+static int
+slap_parse_refresh(
+ struct berval *in,
+ struct berval *ndn,
+ time_t *ttl,
+ const char **text,
+ void *ctx )
+{
+ int rc = LDAP_SUCCESS;
+ ber_tag_t tag;
+ ber_len_t len = -1;
+ BerElementBuffer berbuf;
+ BerElement *ber = (BerElement *)&berbuf;
+ struct berval reqdata = BER_BVNULL;
+ int tmp;
+
+ *text = NULL;
+
+ if ( ndn ) {
+ BER_BVZERO( ndn );
+ }
+
+ if ( in == NULL || in->bv_len == 0 ) {
+ *text = "empty request data field in refresh exop";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ ber_dupbv_x( &reqdata, in, ctx );
+
+ /* ber_init2 uses reqdata directly, doesn't allocate new buffers */
+ ber_init2( ber, &reqdata, 0 );
+
+ tag = ber_scanf( ber, "{" /*}*/ );
+
+ if ( tag == LBER_ERROR ) {
+ Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
+ "slap_parse_refresh: decoding error.\n" );
+ goto decoding_error;
+ }
+
+ tag = ber_peek_tag( ber, &len );
+ if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_DN ) {
+ Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
+ "slap_parse_refresh: decoding error.\n" );
+ goto decoding_error;
+ }
+
+ if ( ndn ) {
+ struct berval dn;
+
+ tag = ber_scanf( ber, "m", &dn );
+ if ( tag == LBER_ERROR ) {
+ Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
+ "slap_parse_refresh: DN parse failed.\n" );
+ goto decoding_error;
+ }
+
+ rc = dnNormalize( 0, NULL, NULL, &dn, ndn, ctx );
+ if ( rc != LDAP_SUCCESS ) {
+ *text = "invalid DN in refresh exop request data";
+ goto done;
+ }
+
+ } else {
+ tag = ber_scanf( ber, "x" /* "m" */ );
+ if ( tag == LBER_DEFAULT ) {
+ goto decoding_error;
+ }
+ }
+
+ tag = ber_peek_tag( ber, &len );
+
+ if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_TTL ) {
+ Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
+ "slap_parse_refresh: decoding error.\n" );
+ goto decoding_error;
+ }
+
+ tag = ber_scanf( ber, "i", &tmp );
+ if ( tag == LBER_ERROR ) {
+ Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
+ "slap_parse_refresh: TTL parse failed.\n" );
+ goto decoding_error;
+ }
+
+ if ( ttl ) {
+ *ttl = tmp;
+ }
+
+ tag = ber_peek_tag( ber, &len );
+
+ if ( tag != LBER_DEFAULT || len != 0 ) {
+decoding_error:;
+ Log1( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
+ "slap_parse_refresh: decoding error, len=%ld\n",
+ (long)len );
+ rc = LDAP_PROTOCOL_ERROR;
+ *text = "data decoding error";
+
+done:;
+ if ( ndn && !BER_BVISNULL( ndn ) ) {
+ slap_sl_free( ndn->bv_val, ctx );
+ BER_BVZERO( ndn );
+ }
+ }
+
+ if ( !BER_BVISNULL( &reqdata ) ) {
+ ber_memfree_x( reqdata.bv_val, ctx );
+ }
+
+ return rc;
+}
+
+static int
+dds_op_extended( Operation *op, SlapReply *rs )
+{
+ slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+
+ if ( DDS_OFF( di ) ) {
+ return SLAP_CB_CONTINUE;
+ }
+
+ if ( bvmatch( &op->ore_reqoid, &slap_EXOP_REFRESH ) ) {
+ Entry *e = NULL;
+ time_t ttl;
+ BackendDB db = *op->o_bd;
+ SlapReply rs2 = { REP_RESULT };
+ Operation op2 = *op;
+ slap_callback sc = { 0 };
+ Modifications ttlmod = { { 0 } };
+ struct berval ttlvalues[ 2 ];
+ char ttlbuf[STRLENOF("31557600") + 1];
+
+ rs->sr_err = slap_parse_refresh( op->ore_reqdata, NULL, &ttl,
+ &rs->sr_text, NULL );
+ assert( rs->sr_err == LDAP_SUCCESS );
+
+ if ( ttl <= 0 || ttl > DDS_RF2589_MAX_TTL ) {
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ rs->sr_text = "invalid time-to-live for dynamicObject";
+ return rs->sr_err;
+ }
+
+ if ( ttl > di->di_max_ttl ) {
+ /* FIXME: I don't understand if this has to be an error,
+ * or an indication that the requested Ttl has been
+ * shortened to di->di_max_ttl >= 1 day */
+ rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
+ rs->sr_text = "time-to-live for dynamicObject exceeds limit";
+ return rs->sr_err;
+ }
+
+ if ( di->di_min_ttl && ttl < di->di_min_ttl ) {
+ ttl = di->di_min_ttl;
+ }
+
+ /* This does not apply to multi-provider case */
+ if ( !( !SLAP_SINGLE_SHADOW( op->o_bd ) || be_isupdate( op ) ) ) {
+ /* we SHOULD return a referral in this case */
+ BerVarray defref = op->o_bd->be_update_refs
+ ? op->o_bd->be_update_refs : default_referral;
+
+ if ( defref != NULL ) {
+ rs->sr_ref = referral_rewrite( op->o_bd->be_update_refs,
+ NULL, NULL, LDAP_SCOPE_DEFAULT );
+ if ( rs->sr_ref ) {
+ rs->sr_flags |= REP_REF_MUSTBEFREED;
+ } else {
+ rs->sr_ref = defref;
+ }
+ rs->sr_err = LDAP_REFERRAL;
+
+ } else {
+ rs->sr_text = "shadow context; no update referral";
+ rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+ }
+
+ return rs->sr_err;
+ }
+
+ assert( !BER_BVISNULL( &op->o_req_ndn ) );
+
+
+
+ /* check if exists but not dynamicObject */
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
+ slap_schema.si_oc_dynamicObject, NULL, 0, &e );
+ if ( rs->sr_err != LDAP_SUCCESS ) {
+ rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
+ NULL, NULL, 0, &e );
+ if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
+ /* return referral only if "disclose"
+ * is granted on the object */
+ if ( ! access_allowed( op, e,
+ slap_schema.si_ad_entry,
+ NULL, ACL_DISCLOSE, NULL ) )
+ {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+
+ } else {
+ rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
+ rs->sr_text = "refresh operation only applies to dynamic objects";
+ }
+ be_entry_release_r( op, e );
+
+ } else {
+ rs->sr_err = LDAP_NO_SUCH_OBJECT;
+ }
+ return rs->sr_err;
+
+ } else if ( e != NULL ) {
+ be_entry_release_r( op, e );
+ }
+
+ /* we require manage privileges on the entryTtl,
+ * and fake a Relax control */
+ op2.o_tag = LDAP_REQ_MODIFY;
+ op2.o_bd = &db;
+ db.bd_info = (BackendInfo *)on->on_info;
+ op2.o_callback = &sc;
+ sc.sc_response = slap_null_cb;
+ op2.o_relax = SLAP_CONTROL_CRITICAL;
+ op2.orm_modlist = &ttlmod;
+
+ ttlmod.sml_op = LDAP_MOD_REPLACE;
+ ttlmod.sml_flags = SLAP_MOD_MANAGING;
+ ttlmod.sml_desc = slap_schema.si_ad_entryTtl;
+ ttlmod.sml_values = ttlvalues;
+ ttlmod.sml_numvals = 1;
+ ttlvalues[ 0 ].bv_val = ttlbuf;
+ ttlvalues[ 0 ].bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
+ BER_BVZERO( &ttlvalues[ 1 ] );
+
+ /* the entryExpireTimestamp is added by modify */
+ rs->sr_err = op2.o_bd->be_modify( &op2, &rs2 );
+
+ if ( ttlmod.sml_next != NULL ) {
+ slap_mods_free( ttlmod.sml_next, 1 );
+ }
+
+ if ( rs->sr_err == LDAP_SUCCESS ) {
+ int rc;
+ BerElementBuffer berbuf;
+ BerElement *ber = (BerElement *)&berbuf;
+
+ ber_init_w_nullc( ber, LBER_USE_DER );
+
+ rc = ber_printf( ber, "{tiN}", LDAP_TAG_EXOP_REFRESH_RES_TTL, (int)ttl );
+
+ if ( rc < 0 ) {
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_text = "internal error";
+
+ } else {
+ (void)ber_flatten( ber, &rs->sr_rspdata );
+ rs->sr_rspoid = ch_strdup( slap_EXOP_REFRESH.bv_val );
+
+ Log3( LDAP_DEBUG_TRACE, LDAP_LEVEL_INFO,
+ "%s REFRESH dn=\"%s\" TTL=%ld\n",
+ op->o_log_prefix, op->o_req_ndn.bv_val, ttl );
+ }
+
+ ber_free_buf( ber );
+ }
+
+ return rs->sr_err;
+ }
+
+ return SLAP_CB_CONTINUE;
+}
+
+enum {
+ DDS_STATE = 1,
+ DDS_MAXTTL,
+ DDS_MINTTL,
+ DDS_DEFAULTTTL,
+ DDS_INTERVAL,
+ DDS_TOLERANCE,
+ DDS_MAXDYNAMICOBJS,
+
+ DDS_LAST
+};
+
+static ConfigDriver dds_cfgen;
+#if 0
+static ConfigLDAPadd dds_ldadd;
+static ConfigCfAdd dds_cfadd;
+#endif
+
+static ConfigTable dds_cfg[] = {
+ { "dds-state", "on|off",
+ 2, 2, 0, ARG_MAGIC|ARG_ON_OFF|DDS_STATE, dds_cfgen,
+ "( OLcfgOvAt:9.1 NAME 'olcDDSstate' "
+ "DESC 'RFC2589 Dynamic directory services state' "
+ "SYNTAX OMsBoolean "
+ "SINGLE-VALUE )", NULL, NULL },
+ { "dds-max-ttl", "ttl",
+ 2, 2, 0, ARG_MAGIC|DDS_MAXTTL, dds_cfgen,
+ "( OLcfgOvAt:9.2 NAME 'olcDDSmaxTtl' "
+ "DESC 'RFC2589 Dynamic directory services max TTL' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", NULL, NULL },
+ { "dds-min-ttl", "ttl",
+ 2, 2, 0, ARG_MAGIC|DDS_MINTTL, dds_cfgen,
+ "( OLcfgOvAt:9.3 NAME 'olcDDSminTtl' "
+ "DESC 'RFC2589 Dynamic directory services min TTL' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", NULL, NULL },
+ { "dds-default-ttl", "ttl",
+ 2, 2, 0, ARG_MAGIC|DDS_DEFAULTTTL, dds_cfgen,
+ "( OLcfgOvAt:9.4 NAME 'olcDDSdefaultTtl' "
+ "DESC 'RFC2589 Dynamic directory services default TTL' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", NULL, NULL },
+ { "dds-interval", "interval",
+ 2, 2, 0, ARG_MAGIC|DDS_INTERVAL, dds_cfgen,
+ "( OLcfgOvAt:9.5 NAME 'olcDDSinterval' "
+ "DESC 'RFC2589 Dynamic directory services expiration "
+ "task run interval' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", NULL, NULL },
+ { "dds-tolerance", "ttl",
+ 2, 2, 0, ARG_MAGIC|DDS_TOLERANCE, dds_cfgen,
+ "( OLcfgOvAt:9.6 NAME 'olcDDStolerance' "
+ "DESC 'RFC2589 Dynamic directory services additional "
+ "TTL in expiration scheduling' "
+ "SYNTAX OMsDirectoryString "
+ "SINGLE-VALUE )", NULL, NULL },
+ { "dds-max-dynamicObjects", "num",
+ 2, 2, 0, ARG_MAGIC|ARG_INT|DDS_MAXDYNAMICOBJS, dds_cfgen,
+ "( OLcfgOvAt:9.7 NAME 'olcDDSmaxDynamicObjects' "
+ "DESC 'RFC2589 Dynamic directory services max number of dynamic objects' "
+ "SYNTAX OMsInteger "
+ "SINGLE-VALUE )", NULL, NULL },
+ { NULL, NULL, 0, 0, 0, ARG_IGNORED }
+};
+
+static ConfigOCs dds_ocs[] = {
+ { "( OLcfgOvOc:9.1 "
+ "NAME 'olcDDSConfig' "
+ "DESC 'RFC2589 Dynamic directory services configuration' "
+ "SUP olcOverlayConfig "
+ "MAY ( "
+ "olcDDSstate "
+ "$ olcDDSmaxTtl "
+ "$ olcDDSminTtl "
+ "$ olcDDSdefaultTtl "
+ "$ olcDDSinterval "
+ "$ olcDDStolerance "
+ "$ olcDDSmaxDynamicObjects "
+ " ) "
+ ")", Cft_Overlay, dds_cfg, NULL, NULL /* dds_cfadd */ },
+ { NULL, 0, NULL }
+};
+
+#if 0
+static int
+dds_ldadd( CfEntryInfo *p, Entry *e, ConfigArgs *ca )
+{
+ return LDAP_SUCCESS;
+}
+
+static int
+dds_cfadd( Operation *op, SlapReply *rs, Entry *p, ConfigArgs *ca )
+{
+ return 0;
+}
+#endif
+
+static int
+dds_cfgen( ConfigArgs *c )
+{
+ slap_overinst *on = (slap_overinst *)c->bi;
+ dds_info_t *di = on->on_bi.bi_private;
+ int rc = 0;
+ unsigned long t;
+
+
+ if ( c->op == SLAP_CONFIG_EMIT ) {
+ char buf[ SLAP_TEXT_BUFLEN ];
+ struct berval bv;
+
+ switch( c->type ) {
+ case DDS_STATE:
+ c->value_int = !DDS_OFF( di );
+ break;
+
+ case DDS_MAXTTL:
+ lutil_unparse_time( buf, sizeof( buf ), di->di_max_ttl );
+ ber_str2bv( buf, 0, 0, &bv );
+ value_add_one( &c->rvalue_vals, &bv );
+ break;
+
+ case DDS_MINTTL:
+ if ( di->di_min_ttl ) {
+ lutil_unparse_time( buf, sizeof( buf ), di->di_min_ttl );
+ ber_str2bv( buf, 0, 0, &bv );
+ value_add_one( &c->rvalue_vals, &bv );
+
+ } else {
+ rc = 1;
+ }
+ break;
+
+ case DDS_DEFAULTTTL:
+ if ( di->di_default_ttl ) {
+ lutil_unparse_time( buf, sizeof( buf ), di->di_default_ttl );
+ ber_str2bv( buf, 0, 0, &bv );
+ value_add_one( &c->rvalue_vals, &bv );
+
+ } else {
+ rc = 1;
+ }
+ break;
+
+ case DDS_INTERVAL:
+ if ( di->di_interval ) {
+ lutil_unparse_time( buf, sizeof( buf ), di->di_interval );
+ ber_str2bv( buf, 0, 0, &bv );
+ value_add_one( &c->rvalue_vals, &bv );
+
+ } else {
+ rc = 1;
+ }
+ break;
+
+ case DDS_TOLERANCE:
+ if ( di->di_tolerance ) {
+ lutil_unparse_time( buf, sizeof( buf ), di->di_tolerance );
+ ber_str2bv( buf, 0, 0, &bv );
+ value_add_one( &c->rvalue_vals, &bv );
+
+ } else {
+ rc = 1;
+ }
+ break;
+
+ case DDS_MAXDYNAMICOBJS:
+ if ( di->di_max_dynamicObjects > 0 ) {
+ c->value_int = di->di_max_dynamicObjects;
+
+ } else {
+ rc = 1;
+ }
+ break;
+
+ default:
+ rc = 1;
+ break;
+ }
+
+ return rc;
+
+ } else if ( c->op == LDAP_MOD_DELETE ) {
+ switch( c->type ) {
+ case DDS_STATE:
+ di->di_flags &= ~DDS_FOFF;
+ break;
+
+ case DDS_MAXTTL:
+ di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
+ break;
+
+ case DDS_MINTTL:
+ di->di_min_ttl = 0;
+ break;
+
+ case DDS_DEFAULTTTL:
+ di->di_default_ttl = 0;
+ break;
+
+ case DDS_INTERVAL:
+ di->di_interval = 0;
+ break;
+
+ case DDS_TOLERANCE:
+ di->di_tolerance = 0;
+ break;
+
+ case DDS_MAXDYNAMICOBJS:
+ di->di_max_dynamicObjects = 0;
+ break;
+
+ default:
+ rc = 1;
+ break;
+ }
+
+ return rc;
+ }
+
+ switch ( c->type ) {
+ case DDS_STATE:
+ if ( c->value_int ) {
+ di->di_flags &= ~DDS_FOFF;
+
+ } else {
+ di->di_flags |= DDS_FOFF;
+ }
+ break;
+
+ case DDS_MAXTTL:
+ if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg),
+ "DDS unable to parse dds-max-ttl \"%s\"",
+ c->argv[ 1 ] );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t < DDS_RF2589_DEFAULT_TTL || t > DDS_RF2589_MAX_TTL ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ "DDS invalid dds-max-ttl=%lu; must be between %d and %d",
+ t, DDS_RF2589_DEFAULT_TTL, DDS_RF2589_MAX_TTL );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ di->di_max_ttl = (time_t)t;
+ break;
+
+ case DDS_MINTTL:
+ if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg),
+ "DDS unable to parse dds-min-ttl \"%s\"",
+ c->argv[ 1 ] );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t > DDS_RF2589_MAX_TTL ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ "DDS invalid dds-min-ttl=%lu",
+ t );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t == 0 ) {
+ di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
+
+ } else {
+ di->di_min_ttl = (time_t)t;
+ }
+ break;
+
+ case DDS_DEFAULTTTL:
+ if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg),
+ "DDS unable to parse dds-default-ttl \"%s\"",
+ c->argv[ 1 ] );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t > DDS_RF2589_MAX_TTL ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ "DDS invalid dds-default-ttl=%lu",
+ t );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t == 0 ) {
+ di->di_default_ttl = DDS_RF2589_DEFAULT_TTL;
+
+ } else {
+ di->di_default_ttl = (time_t)t;
+ }
+ break;
+
+ case DDS_INTERVAL:
+ if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg),
+ "DDS unable to parse dds-interval \"%s\"",
+ c->argv[ 1 ] );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t <= 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ "DDS invalid dds-interval=%lu",
+ t );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t < 60 ) {
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
+ "%s: dds-interval=%lu may be too small.\n",
+ c->log, t );
+ }
+
+ di->di_interval = (time_t)t;
+ if ( di->di_expire_task ) {
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
+ ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
+ }
+ di->di_expire_task->interval.tv_sec = DDS_INTERVAL( di );
+ ldap_pvt_runqueue_resched( &slapd_rq, di->di_expire_task, 0 );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
+ }
+ break;
+
+ case DDS_TOLERANCE:
+ if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg),
+ "DDS unable to parse dds-tolerance \"%s\"",
+ c->argv[ 1 ] );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ if ( t > DDS_RF2589_MAX_TTL ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ "DDS invalid dds-tolerance=%lu",
+ t );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+
+ di->di_tolerance = (time_t)t;
+ break;
+
+ case DDS_MAXDYNAMICOBJS:
+ if ( c->value_int < 0 ) {
+ snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ "DDS invalid dds-max-dynamicObjects=%d", c->value_int );
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "%s: %s.\n", c->log, c->cr_msg );
+ return 1;
+ }
+ di->di_max_dynamicObjects = c->value_int;
+ break;
+
+ default:
+ rc = 1;
+ break;
+ }
+
+ return rc;
+}
+
+static int
+dds_db_init(
+ BackendDB *be,
+ ConfigReply *cr)
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ dds_info_t *di;
+ BackendInfo *bi = on->on_info->oi_orig;
+
+ if ( SLAP_ISGLOBALOVERLAY( be ) ) {
+ Log0( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS cannot be used as global overlay.\n" );
+ return 1;
+ }
+
+ /* check support for required functions */
+ /* FIXME: some could be provided by other overlays in between */
+ if ( bi->bi_op_add == NULL /* object creation */
+ || bi->bi_op_delete == NULL /* object deletion */
+ || bi->bi_op_modify == NULL /* object refresh */
+ || bi->bi_op_search == NULL /* object expiration */
+ || bi->bi_entry_get_rw == NULL ) /* object type/existence checking */
+ {
+ Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS backend \"%s\" does not provide "
+ "required functionality.\n",
+ bi->bi_type );
+ return 1;
+ }
+
+ di = (dds_info_t *)ch_calloc( 1, sizeof( dds_info_t ) );
+ on->on_bi.bi_private = di;
+
+ di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
+ di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
+
+ ldap_pvt_thread_mutex_init( &di->di_mutex );
+
+ SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_DYNAMIC;
+
+ return 0;
+}
+
+/* adds dynamicSubtrees to root DSE */
+static int
+dds_entry_info( void *arg, Entry *e )
+{
+ dds_info_t *di = (dds_info_t *)arg;
+
+ attr_merge( e, slap_schema.si_ad_dynamicSubtrees,
+ di->di_suffix, di->di_nsuffix );
+
+ return 0;
+}
+
+/* callback that counts the returned entries, since the search
+ * does not get to the point in slap_send_search_entries where
+ * the actual count occurs */
+static int
+dds_count_cb( Operation *op, SlapReply *rs )
+{
+ int *nump = (int *)op->o_callback->sc_private;
+
+ switch ( rs->sr_type ) {
+ case REP_SEARCH:
+ (*nump)++;
+ break;
+
+ case REP_SEARCHREF:
+ case REP_RESULT:
+ break;
+
+ default:
+ assert( 0 );
+ }
+
+ return 0;
+}
+
+/* count dynamic objects existing in the database at startup */
+static int
+dds_count( void *ctx, BackendDB *be )
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
+
+ Connection conn = { 0 };
+ OperationBuffer opbuf;
+ Operation *op;
+ slap_callback sc = { 0 };
+ SlapReply rs = { REP_RESULT };
+
+ int rc;
+ char *extra = "";
+
+ connection_fake_init2( &conn, &opbuf, ctx, 0 );
+ op = &opbuf.ob_op;
+
+ op->o_tag = LDAP_REQ_SEARCH;
+ memset( &op->oq_search, 0, sizeof( op->oq_search ) );
+
+ op->o_bd = be;
+
+ op->o_req_dn = op->o_bd->be_suffix[ 0 ];
+ op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
+
+ op->o_dn = op->o_bd->be_rootdn;
+ op->o_ndn = op->o_bd->be_rootndn;
+
+ op->ors_scope = LDAP_SCOPE_SUBTREE;
+ op->ors_tlimit = SLAP_NO_LIMIT;
+ op->ors_slimit = SLAP_NO_LIMIT;
+ op->ors_attrs = slap_anlist_no_attrs;
+
+ op->ors_filterstr.bv_len = STRLENOF( "(objectClass=" ")" )
+ + slap_schema.si_oc_dynamicObject->soc_cname.bv_len;
+ op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
+ snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
+ "(objectClass=%s)",
+ slap_schema.si_oc_dynamicObject->soc_cname.bv_val );
+
+ op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
+ if ( op->ors_filter == NULL ) {
+ rs.sr_err = LDAP_OTHER;
+ goto done_search;
+ }
+
+ op->o_callback = &sc;
+ sc.sc_response = dds_count_cb;
+ sc.sc_private = &di->di_num_dynamicObjects;
+ di->di_num_dynamicObjects = 0;
+
+ op->o_bd->bd_info = (BackendInfo *)on->on_info;
+ (void)op->o_bd->bd_info->bi_op_search( op, &rs );
+ op->o_bd->bd_info = (BackendInfo *)on;
+
+done_search:;
+ op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
+ filter_free_x( op, op->ors_filter, 1 );
+
+ rc = rs.sr_err;
+ switch ( rs.sr_err ) {
+ case LDAP_SUCCESS:
+ Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
+ "DDS non-expired=%d\n",
+ di->di_num_dynamicObjects );
+ break;
+
+ case LDAP_NO_SUCH_OBJECT:
+ /* (ITS#5267) database not created yet? */
+ rs.sr_err = LDAP_SUCCESS;
+ extra = " (ignored)";
+ /* fallthru */
+
+ default:
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS non-expired objects lookup failed err=%d%s\n",
+ rc, extra );
+ break;
+ }
+
+ return rs.sr_err;
+}
+
+static int
+dds_db_open(
+ BackendDB *be,
+ ConfigReply *cr )
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+ int rc = 0;
+ void *thrctx = ldap_pvt_thread_pool_context();
+
+ if ( slapMode & SLAP_TOOL_MODE )
+ return 0;
+
+ if ( DDS_OFF( di ) ) {
+ goto done;
+ }
+
+ if ( SLAP_SINGLE_SHADOW( be ) ) {
+ Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS incompatible with shadow database \"%s\".\n",
+ be->be_suffix[ 0 ].bv_val );
+ return 1;
+ }
+
+ if ( di->di_max_ttl == 0 ) {
+ di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
+ }
+
+ if ( di->di_min_ttl == 0 ) {
+ di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
+ }
+
+ di->di_suffix = be->be_suffix;
+ di->di_nsuffix = be->be_nsuffix;
+
+ /* count the dynamic objects first */
+ rc = dds_count( thrctx, be );
+ if ( rc != LDAP_SUCCESS ) {
+ rc = 1;
+ goto done;
+ }
+
+ /* start expire task */
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ di->di_expire_task = ldap_pvt_runqueue_insert( &slapd_rq,
+ DDS_INTERVAL( di ),
+ dds_expire_fn, di, "dds_expire_fn",
+ be->be_suffix[ 0 ].bv_val );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
+
+ /* register dinamicSubtrees root DSE info support */
+ rc = entry_info_register( dds_entry_info, (void *)di );
+
+done:;
+
+ return rc;
+}
+
+static int
+dds_db_close(
+ BackendDB *be,
+ ConfigReply *cr )
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+
+ /* stop expire task */
+ if ( di && di->di_expire_task ) {
+ ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
+ if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
+ ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
+ }
+ ldap_pvt_runqueue_remove( &slapd_rq, di->di_expire_task );
+ ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
+ di->di_expire_task = NULL;
+ }
+
+ (void)entry_info_unregister( dds_entry_info, (void *)di );
+
+ return 0;
+}
+
+static int
+dds_db_destroy(
+ BackendDB *be,
+ ConfigReply *cr )
+{
+ slap_overinst *on = (slap_overinst *)be->bd_info;
+ dds_info_t *di = on->on_bi.bi_private;
+
+ if ( di != NULL ) {
+ ldap_pvt_thread_mutex_destroy( &di->di_mutex );
+
+ free( di );
+ }
+
+ return 0;
+}
+
+static int
+slap_exop_refresh(
+ Operation *op,
+ SlapReply *rs )
+{
+ BackendDB *bd = op->o_bd;
+
+ rs->sr_err = slap_parse_refresh( op->ore_reqdata, &op->o_req_ndn, NULL,
+ &rs->sr_text, op->o_tmpmemctx );
+ if ( rs->sr_err != LDAP_SUCCESS ) {
+ return rs->sr_err;
+ }
+
+ Log2( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
+ "%s REFRESH dn=\"%s\"\n",
+ op->o_log_prefix, op->o_req_ndn.bv_val );
+ op->o_req_dn = op->o_req_ndn;
+
+ op->o_bd = select_backend( &op->o_req_ndn, 0 );
+ if ( op->o_bd == NULL ) {
+ send_ldap_error( op, rs, LDAP_NO_SUCH_OBJECT,
+ "no global superior knowledge" );
+ goto done;
+ }
+
+ if ( !SLAP_DYNAMIC( op->o_bd ) ) {
+ send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
+ "backend does not support dynamic directory services" );
+ goto done;
+ }
+
+ rs->sr_err = backend_check_restrictions( op, rs,
+ (struct berval *)&slap_EXOP_REFRESH );
+ if ( rs->sr_err != LDAP_SUCCESS ) {
+ goto done;
+ }
+
+ if ( op->o_bd->be_extended == NULL ) {
+ send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
+ "backend does not support extended operations" );
+ goto done;
+ }
+
+ op->o_bd->be_extended( op, rs );
+
+done:;
+ if ( !BER_BVISNULL( &op->o_req_ndn ) ) {
+ op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
+ BER_BVZERO( &op->o_req_ndn );
+ BER_BVZERO( &op->o_req_dn );
+ }
+ op->o_bd = bd;
+
+ return rs->sr_err;
+}
+
+static slap_overinst dds;
+
+static int do_not_load_exop;
+static int do_not_replace_exop;
+static int do_not_load_schema;
+
+#if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
+static
+#endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
+int
+dds_initialize()
+{
+ int rc = 0;
+ int i, code;
+
+ /* Make sure we don't exceed the bits reserved for userland */
+ config_check_userland( DDS_LAST );
+
+ if ( !do_not_load_schema ) {
+ static struct {
+ char *desc;
+ slap_mask_t flags;
+ AttributeDescription **ad;
+ } s_at[] = {
+ { "( 1.3.6.1.4.1.4203.666.1.57 "
+ "NAME ( 'entryExpireTimestamp' ) "
+ "DESC 'RFC2589 OpenLDAP extension: expire time of a dynamic object, "
+ "computed as now + entryTtl' "
+ "EQUALITY generalizedTimeMatch "
+ "ORDERING generalizedTimeOrderingMatch "
+ "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
+ "SINGLE-VALUE "
+ "NO-USER-MODIFICATION "
+ "USAGE dSAOperation )",
+ SLAP_AT_HIDE,
+ &ad_entryExpireTimestamp },
+ { NULL }
+ };
+
+ for ( i = 0; s_at[ i ].desc != NULL; i++ ) {
+ code = register_at( s_at[ i ].desc, s_at[ i ].ad, 0 );
+ if ( code ) {
+ Debug( LDAP_DEBUG_ANY,
+ "dds_initialize: register_at failed\n", 0, 0, 0 );
+ return code;
+ }
+ (*s_at[ i ].ad)->ad_type->sat_flags |= SLAP_AT_HIDE;
+ }
+ }
+
+ if ( !do_not_load_exop ) {
+ rc = load_extop2( (struct berval *)&slap_EXOP_REFRESH,
+ SLAP_EXOP_WRITES|SLAP_EXOP_HIDE, slap_exop_refresh,
+ !do_not_replace_exop );
+ if ( rc != LDAP_SUCCESS ) {
+ Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS unable to register refresh exop: %d.\n",
+ rc );
+ return rc;
+ }
+ }
+
+ dds.on_bi.bi_type = "dds";
+
+ dds.on_bi.bi_db_init = dds_db_init;
+ dds.on_bi.bi_db_open = dds_db_open;
+ dds.on_bi.bi_db_close = dds_db_close;
+ dds.on_bi.bi_db_destroy = dds_db_destroy;
+
+ dds.on_bi.bi_op_add = dds_op_add;
+ dds.on_bi.bi_op_delete = dds_op_delete;
+ dds.on_bi.bi_op_modify = dds_op_modify;
+ dds.on_bi.bi_op_modrdn = dds_op_rename;
+ dds.on_bi.bi_extended = dds_op_extended;
+ dds.on_response = dds_response;
+
+ dds.on_bi.bi_cf_ocs = dds_ocs;
+
+ rc = config_register_schema( dds_cfg, dds_ocs );
+ if ( rc ) {
+ return rc;
+ }
+
+ return overlay_register( &dds );
+}
+
+#if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
+int
+init_module( int argc, char *argv[] )
+{
+ int i;
+
+ for ( i = 0; i < argc; i++ ) {
+ char *arg = argv[ i ];
+ int no = 0;
+
+ if ( strncasecmp( arg, "no-", STRLENOF( "no-" ) ) == 0 ) {
+ arg += STRLENOF( "no-" );
+ no = 1;
+ }
+
+ if ( strcasecmp( arg, "exop" ) == 0 ) {
+ do_not_load_exop = no;
+
+ } else if ( strcasecmp( arg, "replace" ) == 0 ) {
+ do_not_replace_exop = no;
+
+ } else if ( strcasecmp( arg, "schema" ) == 0 ) {
+ do_not_load_schema = no;
+
+ } else {
+ Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
+ "DDS unknown module arg[#%d]=\"%s\".\n",
+ i, argv[ i ] );
+ return 1;
+ }
+ }
+
+ return dds_initialize();
+}
+#endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
+
+#endif /* defined(SLAPD_OVER_DDS) */