/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Copyright 1998-2004 The OpenLDAP Foundation.
+ * Copyright 1998-2009 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include "slap.h"
-#ifdef LDAP_SLAPI
-#include "slapi/slapi.h"
-#endif
-
const struct berval slap_dummy_bv = BER_BVNULL;
int slap_null_cb( Operation *op, SlapReply *rs )
int slap_freeself_cb( Operation *op, SlapReply *rs )
{
- assert( op->o_callback );
+ assert( op->o_callback != NULL );
op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
op->o_callback = NULL;
return SLAP_CB_CONTINUE;
}
-int slap_replog_cb( Operation *op, SlapReply *rs )
-{
- if ( rs->sr_err == LDAP_SUCCESS ) {
- replog( op );
- }
- return SLAP_CB_CONTINUE;
-}
-
static char *v2ref( BerVarray ref, const char *text )
{
size_t len = 0, i = 0;
}
}
- v2 = SLAP_MALLOC( len+i+sizeof("Referral:") );
- if( v2 == NULL ) {
- Debug( LDAP_DEBUG_ANY, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
- return NULL;
- }
+ v2 = ch_malloc( len+i+sizeof("Referral:") );
if( text != NULL ) {
strcpy(v2, text);
len += sizeof("Referral:");
for( i=0; ref[i].bv_val != NULL; i++ ) {
- v2 = SLAP_REALLOC( v2, len + ref[i].bv_len + 1 );
- if( v2 == NULL ) {
- Debug( LDAP_DEBUG_ANY, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
- return NULL;
- }
+ v2 = ch_realloc( v2, len + ref[i].bv_len + 1 );
v2[len-1] = '\n';
AC_MEMCPY(&v2[len], ref[i].bv_val, ref[i].bv_len );
len += ref[i].bv_len;
return v2;
}
-static ber_tag_t req2res( ber_tag_t tag )
+ber_tag_t
+slap_req2res( ber_tag_t tag )
{
switch( tag ) {
case LDAP_REQ_ADD:
}
static long send_ldap_ber(
- Connection *conn,
+ Operation *op,
BerElement *ber )
{
+ Connection *conn = op->o_conn;
ber_len_t bytes;
+ long ret = 0;
+ int closing = 0;
ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );
/* write only one pdu at a time - wait til it's our turn */
- ldap_pvt_thread_mutex_lock( &conn->c_write_mutex );
+ ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
+ if (( op->o_abandon && !op->o_cancel ) || !connection_valid( conn )) {
+ ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
+ return 0;
+ }
+ while ( conn->c_writers > 0 ) {
+ ldap_pvt_thread_cond_wait( &conn->c_write1_cv, &conn->c_write1_mutex );
+ }
+ /* connection was closed under us */
+ if ( conn->c_writers < 0 ) {
+ closing = 1;
+ /* we're the last waiter, let the closer continue */
+ if ( conn->c_writers == -1 )
+ ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
+ }
+
+ conn->c_writers++;
- /* lock the connection */
- ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+ if ( closing ) {
+ ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
+ return 0;
+ }
/* write the pdu */
while( 1 ) {
int err;
- ber_socket_t sd;
- if ( connection_state_closing( conn ) ) {
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
- ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
-
- return 0;
+ /* lock the connection */
+ if ( ldap_pvt_thread_mutex_trylock( &conn->c_mutex )) {
+ ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
+ ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
+ if ( conn->c_writers < 0 ) {
+ ret = 0;
+ break;
+ }
+ continue;
}
- if ( ber_flush( conn->c_sb, ber, 0 ) == 0 ) {
+ if ( ber_flush2( conn->c_sb, ber, LBER_FLUSH_FREE_NEVER ) == 0 ) {
+ ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ ret = bytes;
break;
}
- err = errno;
+ err = sock_errno();
/*
* we got an error. if it's ewouldblock, we need to
* it's a hard error and return.
*/
- Debug( LDAP_DEBUG_CONNS, "ber_flush failed errno=%d reason=\"%s\"\n",
+ Debug( LDAP_DEBUG_CONNS, "ber_flush2 failed errno=%d reason=\"%s\"\n",
err, sock_errstr(err), 0 );
if ( err != EWOULDBLOCK && err != EAGAIN ) {
- connection_closing( conn );
+ conn->c_writers--;
+ ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
+ connection_closing( conn, "connection lost on write" );
ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
- ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
-
- return( -1 );
+ return -1;
}
/* wait for socket to be write-ready */
+ ldap_pvt_thread_mutex_lock( &conn->c_write2_mutex );
conn->c_writewaiter = 1;
- ber_sockbuf_ctrl( conn->c_sb, LBER_SB_OPT_GET_FD, &sd );
- slapd_set_write( sd, 1 );
+ slapd_set_write( conn->c_sd, 1 );
- ldap_pvt_thread_cond_wait( &conn->c_write_cv, &conn->c_mutex );
+ ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
+ ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ ldap_pvt_thread_cond_wait( &conn->c_write2_cv, &conn->c_write2_mutex );
conn->c_writewaiter = 0;
+ ldap_pvt_thread_mutex_unlock( &conn->c_write2_mutex );
+ ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
+ if ( conn->c_writers < 0 ) {
+ ret = 0;
+ break;
+ }
}
- ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
- ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
+ if ( conn->c_writers < 0 ) {
+ conn->c_writers++;
+ if ( !conn->c_writers )
+ ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
+ } else {
+ conn->c_writers--;
+ ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
+ }
+ ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
- return bytes;
+ return ret;
}
static int
send_ldap_controls( Operation *o, BerElement *ber, LDAPControl **c )
{
int rc;
-#ifdef LDAP_SLAPI
- LDAPControl **sctrls = NULL;
-
- /*
- * Retrieve any additional controls that may be set by the
- * plugin.
- */
- if ( o->o_pb && slapi_pblock_get( o->o_pb, SLAPI_RESCONTROLS, &sctrls ) != 0 ) {
- sctrls = NULL;
- }
-
- if ( c == NULL && sctrls == NULL ) return 0;
-#else
- if( c == NULL ) return 0;
-#endif /* LDAP_SLAPI */
+ if( c == NULL )
+ return 0;
rc = ber_printf( ber, "t{"/*}*/, LDAP_TAG_CONTROLS );
if( rc == -1 ) return rc;
-#ifdef LDAP_SLAPI
- if ( c != NULL )
-#endif /* LDAP_SLAPI */
for( ; *c != NULL; c++) {
rc = send_ldap_control( ber, *c );
if( rc == -1 ) return rc;
}
-#ifdef LDAP_SLAPI
- if ( sctrls != NULL ) {
- for ( c = sctrls; *c != NULL; c++ ) {
- rc = send_ldap_control( ber, *c );
- if( rc == -1 ) return rc;
+#ifdef SLAP_CONTROL_X_SORTEDRESULTS
+ /* this is a hack to avoid having to modify op->s_ctrls */
+ if( o->o_sortedresults ) {
+ BerElementBuffer berbuf;
+ BerElement *sber = (BerElement *) &berbuf;
+ LDAPControl sorted;
+ BER_BVZERO( &sorted.ldctl_value );
+ sorted.ldctl_oid = LDAP_CONTROL_SORTRESPONSE;
+ sorted.ldctl_iscritical = 0;
+
+ ber_init2( sber, NULL, LBER_USE_DER );
+
+ ber_printf( sber, "{e}", LDAP_UNWILLING_TO_PERFORM );
+
+ if( ber_flatten2( ber, &sorted.ldctl_value, 0 ) == -1 ) {
+ return -1;
}
+
+ (void) ber_free_buf( ber );
+
+ rc = send_ldap_control( ber, &sorted );
+ if( rc == -1 ) return rc;
}
-#endif /* LDAP_SLAPI */
+#endif
rc = ber_printf( ber, /*{*/"N}" );
return rc;
}
+/*
+ * slap_response_play()
+ *
+ * plays the callback list; rationale: a callback can
+ * - remove itself from the list, by setting op->o_callback = NULL;
+ * malloc()'ed callbacks should free themselves from inside the
+ * sc_response() function.
+ * - replace itself with another (list of) callback(s), by setting
+ * op->o_callback = a new (list of) callback(s); in this case, it
+ * is the callback's responsibility to to append existing subsequent
+ * callbacks to the end of the list that is passed to the sc_response()
+ * function.
+ * - modify the list of subsequent callbacks by modifying the value
+ * of the sc_next field from inside the sc_response() function; this
+ * case does not require any handling from inside slap_response_play()
+ *
+ * To stop execution of the playlist, the sc_response() function must return
+ * a value different from SLAP_SC_CONTINUE.
+ *
+ * The same applies to slap_cleanup_play(); only, there is no means to stop
+ * execution of the playlist, since all cleanup functions must be called.
+ */
+static int
+slap_response_play(
+ Operation *op,
+ SlapReply *rs )
+{
+ int rc;
+
+ slap_callback *sc = op->o_callback, **scp;
+
+ rc = SLAP_CB_CONTINUE;
+ for ( scp = ≻ *scp; ) {
+ slap_callback *sc_next = (*scp)->sc_next, **sc_nextp = &(*scp)->sc_next;
+
+ op->o_callback = *scp;
+ if ( op->o_callback->sc_response ) {
+ rc = op->o_callback->sc_response( op, rs );
+ if ( op->o_callback == NULL ) {
+ /* the callback has been removed;
+ * repair the list */
+ *scp = sc_next;
+ sc_nextp = scp;
+
+ } else if ( op->o_callback != *scp ) {
+ /* a new callback has been inserted
+ * in place of the existing one; repair the list */
+ *scp = op->o_callback;
+ sc_nextp = scp;
+ }
+ if ( rc != SLAP_CB_CONTINUE ) break;
+ }
+ scp = sc_nextp;
+ }
+
+ op->o_callback = sc;
+ return rc;
+}
+
+static int
+slap_cleanup_play(
+ Operation *op,
+ SlapReply *rs )
+{
+ slap_callback *sc = op->o_callback, **scp;
+
+ for ( scp = ≻ *scp; ) {
+ slap_callback *sc_next = (*scp)->sc_next, **sc_nextp = &(*scp)->sc_next;
+
+ op->o_callback = *scp;
+ if ( op->o_callback->sc_cleanup ) {
+ (void)op->o_callback->sc_cleanup( op, rs );
+ if ( op->o_callback == NULL ) {
+ /* the callback has been removed;
+ * repair the list */
+ *scp = sc_next;
+ sc_nextp = scp;
+
+ } else if ( op->o_callback != *scp ) {
+ /* a new callback has been inserted
+ * after the existing one; repair the list */
+ /* a new callback has been inserted
+ * in place of the existing one; repair the list */
+ *scp = op->o_callback;
+ sc_nextp = scp;
+ }
+ /* don't care about the result; do all cleanup */
+ }
+ scp = sc_nextp;
+ }
+
+ op->o_callback = sc;
+ return LDAP_SUCCESS;
+}
+
static int
send_ldap_response(
Operation *op,
int rc = LDAP_SUCCESS;
long bytes;
+ if (( rs->sr_err == SLAPD_ABANDON || op->o_abandon ) && !op->o_cancel ) {
+ rc = SLAPD_ABANDON;
+ goto clean2;
+ }
+
if ( op->o_callback ) {
- int first = 1;
- slap_callback *sc = op->o_callback,
- *sc_next = op->o_callback;
-
- rc = SLAP_CB_CONTINUE;
- for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
- sc_next = op->o_callback->sc_next;
- if ( op->o_callback->sc_response ) {
- rc = op->o_callback->sc_response( op, rs );
- if ( first && op->o_callback == NULL ) {
- sc = NULL;
- }
- if ( rc != SLAP_CB_CONTINUE ) break;
- }
- first = 0;
+ rc = slap_response_play( op, rs );
+ if ( rc != SLAP_CB_CONTINUE ) {
+ goto clean2;
}
-
- op->o_callback = sc;
- if ( rc != SLAP_CB_CONTINUE ) goto clean2;
}
#ifdef LDAP_CONNECTIONLESS
ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
}
+ rc = rs->sr_err;
+ if ( rc == SLAPD_ABANDON && op->o_cancel )
+ rc = LDAP_CANCELLED;
+
Debug( LDAP_DEBUG_TRACE,
"send_ldap_response: msgid=%d tag=%lu err=%d\n",
- rs->sr_msgid, rs->sr_tag, rs->sr_err );
+ rs->sr_msgid, rs->sr_tag, rc );
if( rs->sr_ref ) {
Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
} else {
rc = ber_printf( ber, "{it{ess" /*"}}"*/,
- rs->sr_msgid, rs->sr_tag, rs->sr_err,
+ rs->sr_msgid, rs->sr_tag, rc,
rs->sr_matched == NULL ? "" : rs->sr_matched,
rs->sr_text == NULL ? "" : rs->sr_text );
}
}
/* send BER */
- bytes = send_ldap_ber( op->o_conn, ber );
+ bytes = send_ldap_ber( op, ber );
#ifdef LDAP_CONNECTIONLESS
if (!op->o_conn || op->o_conn->c_is_udp == 0)
#endif
goto cleanup;
}
-#ifdef LDAP_SLAPI
- if ( op->o_pb ) {
- slapi_pblock_set( op->o_pb, SLAPI_RESULT_CODE, (void *)rs->sr_err );
- slapi_pblock_set( op->o_pb, SLAPI_RESULT_MATCHED,
- (void *)rs->sr_matched );
- slapi_pblock_set( op->o_pb, SLAPI_RESULT_TEXT, (void *)rs->sr_text );
- }
-#endif /* LDAP_SLAPI */
-
- ldap_pvt_thread_mutex_lock( &slap_counters.sc_sent_mutex );
- ldap_pvt_mp_add_ulong( slap_counters.sc_pdu, 1 );
- ldap_pvt_mp_add_ulong( slap_counters.sc_bytes, bytes );
- ldap_pvt_thread_mutex_unlock( &slap_counters.sc_sent_mutex );
+ ldap_pvt_thread_mutex_lock( &op->o_counters->sc_mutex );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_pdu, 1 );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_bytes, (unsigned long)bytes );
+ ldap_pvt_thread_mutex_unlock( &op->o_counters->sc_mutex );
cleanup:;
/* Tell caller that we did this for real, as opposed to being
clean2:;
if ( op->o_callback ) {
- int first = 1;
- slap_callback *sc = op->o_callback,
- *sc_next = op->o_callback;
-
- for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
- sc_next = op->o_callback->sc_next;
- if ( op->o_callback->sc_cleanup ) {
- (void)op->o_callback->sc_cleanup( op, rs );
- if ( first && op->o_callback == NULL ) {
- sc = NULL;
- }
- }
- first = 0;
- }
-
- op->o_callback = sc;
+ (void)slap_cleanup_play( op, rs );
}
+ if ( rs->sr_flags & REP_MATCHED_MUSTBEFREED ) {
+ rs->sr_flags ^= REP_MATCHED_MUSTBEFREED; /* paranoia */
+ if ( rs->sr_matched ) {
+ free( (char *)rs->sr_matched );
+ rs->sr_matched = NULL;
+ }
+ }
- if ( rs->sr_matched && rs->sr_flags & REP_MATCHED_MUSTBEFREED ) {
- free( (char *)rs->sr_matched );
- rs->sr_matched = NULL;
+ if ( rs->sr_flags & REP_REF_MUSTBEFREED ) {
+ rs->sr_flags ^= REP_REF_MUSTBEFREED; /* paranoia */
+ if ( rs->sr_ref ) {
+ ber_bvarray_free( rs->sr_ref );
+ rs->sr_ref = NULL;
+ }
}
- if ( rs->sr_ref && rs->sr_flags & REP_REF_MUSTBEFREED ) {
- ber_bvarray_free( rs->sr_ref );
- rs->sr_ref = NULL;
+ if ( rs->sr_flags & REP_CTRLS_MUSTBEFREED ) {
+ rs->sr_flags ^= REP_CTRLS_MUSTBEFREED; /* paranoia */
+ if ( rs->sr_ctrls ) {
+ slap_free_ctrls( op, rs->sr_ctrls );
+ rs->sr_ctrls = NULL;
+ }
}
return rc;
if ( op->o_protocol < LDAP_VERSION3 ) {
rs->sr_rspoid = NULL;
- rs->sr_tag = req2res( op->o_tag );
+ rs->sr_tag = slap_req2res( op->o_tag );
rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
} else {
rs->sr_rspoid = LDAP_NOTICE_DISCONNECT;
rs->sr_tag = LDAP_RES_EXTENDED;
- rs->sr_msgid = 0;
+ rs->sr_msgid = LDAP_RES_UNSOLICITED;
}
if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
rs->sr_type = REP_RESULT;
- assert( !LDAP_API_ERROR( rs->sr_err ));
+ /* Propagate Abandons so that cleanup callbacks can be processed */
+ if ( rs->sr_err == SLAPD_ABANDON || op->o_abandon )
+ goto abandon;
+
+ assert( !LDAP_API_ERROR( rs->sr_err ) );
Debug( LDAP_DEBUG_TRACE,
"send_ldap_result: %s p=%d\n",
assert( rs->sr_err != LDAP_PARTIAL_RESULTS );
if ( rs->sr_err == LDAP_REFERRAL ) {
-#ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
- if( op->o_domain_scope ) {
- rs->sr_ref = NULL;
- }
-#endif
+ if( op->o_domain_scope ) rs->sr_ref = NULL;
+
if( rs->sr_ref == NULL ) {
rs->sr_err = LDAP_NO_SUCH_OBJECT;
} else if ( op->o_protocol < LDAP_VERSION3 ) {
}
}
-#ifdef LDAP_SLAPI
- /*
- * Call pre-result plugins. To avoid infinite recursion plugins
- * should just set SLAPI_RESULT_CODE rather than sending a
- * result if they wish to change the result.
- */
- if ( op->o_pb != NULL ) {
- slapi_int_pblock_set_operation( op->o_pb, op );
- slapi_pblock_set( op->o_pb, SLAPI_RESULT_CODE,
- (void *)rs->sr_err );
- slapi_pblock_set( op->o_pb, SLAPI_RESULT_TEXT,
- (void *)rs->sr_text );
- slapi_pblock_set( op->o_pb, SLAPI_RESULT_MATCHED,
- (void *)rs->sr_matched );
-
- (void) slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_RESULT_FN,
- op->o_pb );
- }
-#endif /* LDAP_SLAPI */
-
if ( op->o_protocol < LDAP_VERSION3 ) {
tmp = v2ref( rs->sr_ref, rs->sr_text );
rs->sr_text = tmp;
rs->sr_ref = NULL;
}
- rs->sr_tag = req2res( op->o_tag );
+abandon:
+ rs->sr_tag = slap_req2res( op->o_tag );
rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
+ if ( rs->sr_flags & REP_REF_MUSTBEFREED ) {
+ if ( rs->sr_ref == NULL ) {
+ rs->sr_flags ^= REP_REF_MUSTBEFREED;
+ ber_bvarray_free( oref );
+ }
+ oref = NULL; /* send_ldap_response() will free rs->sr_ref if != NULL */
+ }
+
if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
if ( op->o_tag == LDAP_REQ_SEARCH ) {
- char nbuf[64];
- snprintf( nbuf, sizeof nbuf, "%d nentries=%d",
- rs->sr_err, rs->sr_nentries );
-
Statslog( LDAP_DEBUG_STATS,
- "%s SEARCH RESULT tag=%lu err=%s text=%s\n",
- op->o_log_prefix, rs->sr_tag, nbuf,
- rs->sr_text ? rs->sr_text : "", 0 );
+ "%s SEARCH RESULT tag=%lu err=%d nentries=%d text=%s\n",
+ op->o_log_prefix, rs->sr_tag, rs->sr_err,
+ rs->sr_nentries, rs->sr_text ? rs->sr_text : "" );
} else {
Statslog( LDAP_DEBUG_STATS,
"%s RESULT tag=%lu err=%d text=%s\n",
rs->sr_err,
rs->sr_sasldata ? (long) rs->sr_sasldata->bv_len : -1, NULL );
- rs->sr_tag = req2res( op->o_tag );
+ rs->sr_tag = slap_req2res( op->o_tag );
rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
- send_ldap_response( op, rs );
+ if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
+ Statslog( LDAP_DEBUG_STATS,
+ "%s RESULT tag=%lu err=%d text=%s\n",
+ op->o_log_prefix, rs->sr_tag, rs->sr_err,
+ rs->sr_text ? rs->sr_text : "", 0 );
+ }
}
void
rs->sr_rspoid ? rs->sr_rspoid : "",
rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
- rs->sr_tag = req2res( op->o_tag );
+ rs->sr_tag = slap_req2res( op->o_tag );
rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
- send_ldap_response( op, rs );
+ if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
+ Statslog( LDAP_DEBUG_STATS,
+ "%s RESULT oid=%s err=%d text=%s\n",
+ op->o_log_prefix, rs->sr_rspoid ? rs->sr_rspoid : "",
+ rs->sr_err, rs->sr_text ? rs->sr_text : "", 0 );
+ }
}
void
rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
rs->sr_tag = LDAP_RES_INTERMEDIATE;
rs->sr_msgid = op->o_msgid;
- send_ldap_response( op, rs );
+ if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
+ Statslog( LDAP_DEBUG_STATS2,
+ "%s INTERM oid=%s\n",
+ op->o_log_prefix,
+ rs->sr_rspoid ? rs->sr_rspoid : "", 0, 0, 0 );
+ }
}
+/*
+ * returns:
+ *
+ * LDAP_SUCCESS entry sent
+ * LDAP_OTHER entry not sent (other)
+ * LDAP_INSUFFICIENT_ACCESS entry not sent (ACL)
+ * LDAP_UNAVAILABLE entry not sent (connection closed)
+ * LDAP_SIZELIMIT_EXCEEDED entry not sent (caller must send sizelimitExceeded)
+ */
+
int
slap_send_search_entry( Operation *op, SlapReply *rs )
{
BerElementBuffer berbuf;
BerElement *ber = (BerElement *) &berbuf;
Attribute *a;
- int i, j, rc=-1, bytes;
- char *edn;
+ int i, j, rc = LDAP_UNAVAILABLE, bytes;
int userattrs;
AccessControlState acl_state = ACL_STATE_INIT;
-#ifdef LDAP_SLAPI
- /* Support for computed attribute plugins */
- computed_attr_context ctx;
- AttributeName *anp;
-#endif
+ int attrsonly;
AttributeDescription *ad_entry = slap_schema.si_ad_entry;
/* a_flags: array of flags telling if the i-th element will be
* e_flags: array of a_flags
*/
char **e_flags = NULL;
-
+
+ if ( op->ors_slimit >= 0 && rs->sr_nentries >= op->ors_slimit ) {
+ return LDAP_SIZELIMIT_EXCEEDED;
+ }
+
+ /* Every 64 entries, check for thread pool pause */
+ if ( ( ( rs->sr_nentries & 0x3f ) == 0x3f ) &&
+ ldap_pvt_thread_pool_pausing( &connection_pool ) > 0 )
+ {
+ return LDAP_BUSY;
+ }
+
rs->sr_type = REP_SEARCH;
/* eventually will loop through generated operational attribute types
/* NOTE: moved before overlays callback circling because
* they may modify entry and other stuff in rs */
/* check for special all operational attributes ("+") type */
- /* FIXME: maybe we could se this flag at the operation level;
+ /* FIXME: maybe we could set this flag at the operation level;
* however, in principle the caller of send_search_entry() may
* change the attribute list at each call */
rs->sr_attr_flags = slap_attr_flags( rs->sr_attrs );
}
if ( op->o_callback ) {
- int first = 1;
- slap_callback *sc = op->o_callback,
- *sc_next = op->o_callback;
-
- rc = SLAP_CB_CONTINUE;
- for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
- sc_next = op->o_callback->sc_next;
- if ( op->o_callback->sc_response ) {
- rc = op->o_callback->sc_response( op, rs );
- if ( first && op->o_callback == NULL ) {
- sc = NULL;
- }
- if ( rc != SLAP_CB_CONTINUE ) break;
- }
- first = 0;
+ rc = slap_response_play( op, rs );
+ if ( rc != SLAP_CB_CONTINUE ) {
+ goto error_return;
}
-
- op->o_callback = sc;
- if ( rc != SLAP_CB_CONTINUE ) goto error_return;
}
Debug( LDAP_DEBUG_TRACE, "=> send_search_entry: conn %lu dn=\"%s\"%s\n",
op->o_connid, rs->sr_entry->e_name.bv_val,
op->ors_attrsonly ? " (attrsOnly)" : "" );
+ attrsonly = op->ors_attrsonly;
+
if ( !access_allowed( op, rs->sr_entry, ad_entry, NULL, ACL_READ, NULL )) {
Debug( LDAP_DEBUG_ACL,
"send_search_entry: conn %lu access to entry (%s) not allowed\n",
op->o_connid, rs->sr_entry->e_name.bv_val, 0 );
- rc = 1;
+ rc = LDAP_INSUFFICIENT_ACCESS;
goto error_return;
}
- edn = rs->sr_entry->e_nname.bv_val;
-
if ( op->o_res_ber ) {
/* read back control or LDAP_CONNECTIONLESS */
ber = op->o_res_ber;
} else {
- ber_len_t siz, len;
struct berval bv;
- entry_flatsize( rs->sr_entry, &siz, &len, 0 );
- bv.bv_len = siz + len;
- bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
+ bv.bv_len = entry_flatsize( rs->sr_entry, 0 );
+ bv.bv_val = op->o_tmpalloc( bv.bv_len, op->o_tmpmemctx );
ber_init2( ber, &bv, LBER_USE_DER );
ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER, "encoding DN error" );
+ rc = rs->sr_err;
goto error_return;
}
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"matched values filtering error" );
+ rc = rs->sr_err;
goto error_return;
}
}
int finish = 0;
if ( rs->sr_attrs == NULL ) {
- /* all attrs request, skip operational attributes */
+ /* all user attrs request, skip operational attributes */
if( is_at_operational( desc->ad_type ) ) {
continue;
}
} else {
/* specific attrs requested */
if ( is_at_operational( desc->ad_type ) ) {
- if ( !SLAP_OPATTRS( rs->sr_attr_flags ) &&
- !ad_inlist( desc, rs->sr_attrs ) )
- {
- continue;
+ /* if not explicitly requested */
+ if ( !ad_inlist( desc, rs->sr_attrs )) {
+ /* if not all op attrs requested, skip */
+ if ( !SLAP_OPATTRS( rs->sr_attr_flags ))
+ continue;
+ /* if DSA-specific and replicating, skip */
+ if ( op->o_sync != SLAP_CONTROL_NONE &&
+ desc->ad_type->sat_usage == LDAP_SCHEMA_DSA_OPERATION )
+ continue;
}
-
} else {
- if ( !userattrs && !ad_inlist( desc, rs->sr_attrs ) )
- {
+ if ( !userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
continue;
}
}
}
- if ( op->ors_attrsonly ) {
+ if ( attrsonly ) {
if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
ACL_READ, &acl_state ) )
{
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"encoding description error");
+ rc = rs->sr_err;
goto error_return;
}
finish = 1;
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"encoding description error");
+ rc = rs->sr_err;
goto error_return;
}
}
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"encoding values error" );
+ rc = rs->sr_err;
goto error_return;
}
}
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
+ rc = rs->sr_err;
goto error_return;
}
}
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"matched values filtering error" );
+ rc = rs->sr_err;
goto error_return;
}
}
AttributeDescription *desc = a->a_desc;
if ( rs->sr_attrs == NULL ) {
- /* all attrs request, skip operational attributes */
+ /* all user attrs request, skip operational attributes */
if( is_at_operational( desc->ad_type ) ) {
continue;
}
/* specific attrs requested */
if( is_at_operational( desc->ad_type ) ) {
if ( !SLAP_OPATTRS( rs->sr_attr_flags ) &&
- !ad_inlist( desc, rs->sr_attrs ) )
+ !ad_inlist( desc, rs->sr_attrs ) )
{
continue;
}
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"encoding description error" );
+ rc = rs->sr_err;
goto error_return;
}
- if ( ! op->ors_attrsonly ) {
+ if ( ! attrsonly ) {
for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
if ( ! access_allowed( op, rs->sr_entry,
desc, &a->a_vals[i], ACL_READ, &acl_state ) )
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER,
"encoding values error" );
+ rc = rs->sr_err;
goto error_return;
}
}
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
+ rc = rs->sr_err;
goto error_return;
}
}
-#ifdef LDAP_SLAPI
- /*
- * First, setup the computed attribute context that is
- * passed to all plugins.
- */
- if ( op->o_pb ) {
- ctx.cac_pb = op->o_pb;
- ctx.cac_attrs = rs->sr_attrs;
- ctx.cac_attrsonly = op->ors_attrsonly;
- ctx.cac_userattrs = userattrs;
- ctx.cac_opattrs = rs->sr_attr_flags;
- ctx.cac_acl_state = acl_state;
- ctx.cac_private = (void *)ber;
-
- /*
- * For each client requested attribute, call the plugins.
- */
- if ( rs->sr_attrs != NULL ) {
- for ( anp = rs->sr_attrs; anp->an_name.bv_val != NULL; anp++ ) {
- rc = compute_evaluator( &ctx, anp->an_name.bv_val,
- rs->sr_entry, slapi_int_compute_output_ber );
- if ( rc == 1 ) break;
- }
- } else {
- /*
- * Technically we shouldn't be returning operational attributes
- * when the user requested only user attributes. We'll let the
- * plugin decide whether to be naughty or not.
- */
- rc = compute_evaluator( &ctx, "*",
- rs->sr_entry, slapi_int_compute_output_ber );
- }
- if ( rc == 1 ) {
- if ( op->o_res_ber == NULL ) ber_free_buf( ber );
- send_ldap_error( op, rs, LDAP_OTHER, "computed attribute error" );
- goto error_return;
- }
- }
-#endif /* LDAP_SLAPI */
-
/* free e_flags */
if ( e_flags ) {
slap_sl_free( e_flags, op->o_tmpmemctx );
if ( op->o_res_ber == NULL ) ber_free_buf( ber );
send_ldap_error( op, rs, LDAP_OTHER, "encode entry end error" );
- rc = 1;
+ rc = rs->sr_err;
goto error_return;
}
+ Statslog( LDAP_DEBUG_STATS2, "%s ENTRY dn=\"%s\"\n",
+ op->o_log_prefix, rs->sr_entry->e_nname.bv_val, 0, 0, 0 );
+
+ if ( rs->sr_flags & REP_ENTRY_MUSTRELEASE ) {
+ be_entry_release_rw( op, rs->sr_entry, 0 );
+ rs->sr_flags ^= REP_ENTRY_MUSTRELEASE;
+ rs->sr_entry = NULL;
+ }
+
if ( op->o_res_ber == NULL ) {
- bytes = send_ldap_ber( op->o_conn, ber );
+ bytes = send_ldap_ber( op, ber );
ber_free_buf( ber );
if ( bytes < 0 ) {
"send_search_entry: conn %lu ber write failed.\n",
op->o_connid, 0, 0 );
- rc = -1;
+ rc = LDAP_UNAVAILABLE;
goto error_return;
}
rs->sr_nentries++;
- ldap_pvt_thread_mutex_lock( &slap_counters.sc_sent_mutex );
- ldap_pvt_mp_add_ulong( slap_counters.sc_bytes, bytes );
- ldap_pvt_mp_add_ulong( slap_counters.sc_entries, 1 );
- ldap_pvt_mp_add_ulong( slap_counters.sc_pdu, 1 );
- ldap_pvt_thread_mutex_unlock( &slap_counters.sc_sent_mutex );
+ ldap_pvt_thread_mutex_lock( &op->o_counters->sc_mutex );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_bytes, (unsigned long)bytes );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_entries, 1 );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_pdu, 1 );
+ ldap_pvt_thread_mutex_unlock( &op->o_counters->sc_mutex );
}
- Statslog( LDAP_DEBUG_STATS2, "%s ENTRY dn=\"%s\"\n",
- op->o_log_prefix, rs->sr_entry->e_dn, 0, 0, 0 );
-
Debug( LDAP_DEBUG_TRACE,
"<= send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
- rc = 0;
+ rc = LDAP_SUCCESS;
error_return:;
if ( op->o_callback ) {
- int first = 1;
- slap_callback *sc = op->o_callback,
- *sc_next = op->o_callback;
-
- for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
- sc_next = op->o_callback->sc_next;
- if ( op->o_callback->sc_cleanup ) {
- (void)op->o_callback->sc_cleanup( op, rs );
- if ( first && op->o_callback == NULL ) {
- sc = NULL;
- }
- }
- first = 0;
- }
-
- op->o_callback = sc;
+ (void)slap_cleanup_play( op, rs );
}
if ( e_flags ) {
BerElement *ber = (BerElement *) &berbuf;
int rc = 0;
int bytes;
+ char *edn = rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)";
AttributeDescription *ad_ref = slap_schema.si_ad_ref;
AttributeDescription *ad_entry = slap_schema.si_ad_entry;
rs->sr_type = REP_SEARCHREF;
if ( op->o_callback ) {
- int first = 1;
- slap_callback *sc = op->o_callback,
- *sc_next = op->o_callback;
-
- rc = SLAP_CB_CONTINUE;
- for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
- sc_next = op->o_callback->sc_next;
- if ( op->o_callback->sc_response ) {
- rc = op->o_callback->sc_response( op, rs );
- if ( first && op->o_callback == NULL ) {
- sc = NULL;
- }
- if ( rc != SLAP_CB_CONTINUE ) break;
- }
- first = 0;
+ rc = slap_response_play( op, rs );
+ if ( rc != SLAP_CB_CONTINUE ) {
+ goto rel;
}
-
- op->o_callback = sc;
- if ( rc != SLAP_CB_CONTINUE ) goto rel;
}
Debug( LDAP_DEBUG_TRACE,
"=> send_search_reference: dn=\"%s\"\n",
- rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0, 0 );
+ edn, 0, 0 );
if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
ad_entry, NULL, ACL_READ, NULL ) )
goto rel;
}
-#ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
if( op->o_domain_scope ) {
Debug( LDAP_DEBUG_ANY,
"send_search_reference: domainScope control in (%s)\n",
- rs->sr_entry->e_dn, 0, 0 );
+ edn, 0, 0 );
rc = 0;
goto rel;
}
-#endif
if( rs->sr_ref == NULL ) {
Debug( LDAP_DEBUG_ANY,
"send_search_reference: null ref in (%s)\n",
- rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
+ edn, 0, 0 );
rc = 1;
goto rel;
}
goto rel;
}
+ rc = 0;
+ if ( rs->sr_flags & REP_ENTRY_MUSTRELEASE ) {
+ assert( rs->sr_entry != NULL );
+ be_entry_release_rw( op, rs->sr_entry, 0 );
+ rs->sr_flags ^= REP_ENTRY_MUSTRELEASE;
+ rs->sr_entry = NULL;
+ }
+
#ifdef LDAP_CONNECTIONLESS
if (!op->o_conn || op->o_conn->c_is_udp == 0) {
#endif
- bytes = send_ldap_ber( op->o_conn, ber );
+ bytes = send_ldap_ber( op, ber );
ber_free_buf( ber );
- ldap_pvt_thread_mutex_lock( &slap_counters.sc_sent_mutex );
- ldap_pvt_mp_add_ulong( slap_counters.sc_bytes, bytes );
- ldap_pvt_mp_add_ulong( slap_counters.sc_refs, 1 );
- ldap_pvt_mp_add_ulong( slap_counters.sc_pdu, 1 );
- ldap_pvt_thread_mutex_unlock( &slap_counters.sc_sent_mutex );
+ if ( bytes < 0 ) {
+ rc = LDAP_UNAVAILABLE;
+ } else {
+ ldap_pvt_thread_mutex_lock( &op->o_counters->sc_mutex );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_bytes, (unsigned long)bytes );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_refs, 1 );
+ ldap_pvt_mp_add_ulong( op->o_counters->sc_pdu, 1 );
+ ldap_pvt_thread_mutex_unlock( &op->o_counters->sc_mutex );
+ }
#ifdef LDAP_CONNECTIONLESS
}
#endif
+ if ( rs->sr_ref != NULL ) {
+ int r;
+
+ for ( r = 0; !BER_BVISNULL( &rs->sr_ref[ r ] ); r++ ) {
+ Statslog( LDAP_DEBUG_STATS2, "%s REF #%d \"%s\"\n",
+ op->o_log_prefix, r, rs->sr_ref[0].bv_val,
+ 0, 0 );
+ }
- Statslog( LDAP_DEBUG_STATS2, "%s REF dn=\"%s\"\n",
- op->o_log_prefix, rs->sr_entry ? rs->sr_entry->e_dn : "(null)",
- 0, 0, 0 );
+ } else {
+ Statslog( LDAP_DEBUG_STATS2, "%s REF \"(null)\"\n",
+ op->o_log_prefix, 0, 0, 0, 0 );
+ }
Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
rel:
if ( op->o_callback ) {
- int first = 1;
- slap_callback *sc = op->o_callback,
- *sc_next = op->o_callback;
-
- for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
- sc_next = op->o_callback->sc_next;
- if ( op->o_callback->sc_cleanup ) {
- (void)op->o_callback->sc_cleanup( op, rs );
- if ( first && op->o_callback == NULL ) {
- sc = NULL;
- }
- }
- first = 0;
- }
-
- op->o_callback = sc;
+ (void)slap_cleanup_play( op, rs );
}
return rc;
char *s,
int *code,
char **matched,
- char **info
-)
+ char **info )
{
int rc;
char *c;
}
if ( strncasecmp( s, "code", STRLENOF( "code" ) ) == 0 ) {
- if ( c != NULL ) {
- *code = atoi( c );
+ char *next = NULL;
+ long retcode;
+
+ if ( c == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "str2result (%s) missing value\n",
+ s, 0, 0 );
+ rc = -1;
+ continue;
+ }
+
+ while ( isspace( (unsigned char) c[ 0 ] ) ) c++;
+ if ( c[ 0 ] == '\0' ) {
+ Debug( LDAP_DEBUG_ANY, "str2result (%s) missing or empty value\n",
+ s, 0, 0 );
+ rc = -1;
+ continue;
+ }
+
+ retcode = strtol( c, &next, 10 );
+ if ( next == NULL || next == c ) {
+ Debug( LDAP_DEBUG_ANY, "str2result (%s) unable to parse value\n",
+ s, 0, 0 );
+ rc = -1;
+ continue;
+ }
+
+ while ( isspace( (unsigned char) next[ 0 ] ) ) next++;
+ if ( next[ 0 ] != '\0' ) {
+ Debug( LDAP_DEBUG_ANY, "str2result (%s) extra cruft after value\n",
+ s, 0, 0 );
+ rc = -1;
+ continue;
}
+
+ /* FIXME: what if it's larger that max int? */
+ *code = (int)retcode;
+
} else if ( strncasecmp( s, "matched", STRLENOF( "matched" ) ) == 0 ) {
if ( c != NULL ) {
*matched = c;
BerElementBuffer berbuf;
BerElement *ber = (BerElement *) &berbuf;
LDAPControl c;
- ber_len_t siz, len;
Operation myop;
- Debug( LDAP_DEBUG_ANY, "slap_read_controls: (%s) %s\n",
- oid->bv_val, e->e_dn, 0 );
+ Debug( LDAP_DEBUG_ANY, "%s slap_read_controls: (%s) %s\n",
+ op->o_log_prefix, oid->bv_val, e->e_dn );
rs->sr_entry = e;
rs->sr_attrs = ( oid == &slap_pre_read_bv ) ?
op->o_preread_attrs : op->o_postread_attrs;
- entry_flatsize( rs->sr_entry, &siz, &len, 0 );
- bv.bv_len = siz + len;
- bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
+ bv.bv_len = entry_flatsize( rs->sr_entry, 0 );
+ bv.bv_val = op->o_tmpalloc( bv.bv_len, op->o_tmpmemctx );
ber_init2( ber, &bv, LBER_USE_DER );
ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
/* create new operation */
myop = *op;
- myop.o_bd = NULL;
+ /* FIXME: o_bd needed for ACL */
+ myop.o_bd = op->o_bd;
myop.o_res_ber = ber;
+ myop.o_callback = NULL;
+ myop.ors_slimit = 1;
rc = slap_send_search_entry( &myop, rs );
if( rc ) return rc;
rc = ber_flatten2( ber, &c.ldctl_value, 0 );
- if( rc == LBER_ERROR ) return LDAP_OTHER;
+ if( rc == -1 ) return LDAP_OTHER;
c.ldctl_oid = oid->bv_val;
c.ldctl_iscritical = 0;
- if ( ctrl == NULL ) {
+ if ( *ctrl == NULL ) {
/* first try */
*ctrl = (LDAPControl *) slap_sl_calloc( 1, sizeof(LDAPControl), NULL );
} else {
flags |= ( SLAP_OPATTRS_NO | SLAP_USERATTRS_YES );
} else {
- flags |= an_find( an, &AllOper ) ? SLAP_OPATTRS_YES : SLAP_OPATTRS_NO;
- flags |= an_find( an, &AllUser ) ? SLAP_USERATTRS_YES : SLAP_USERATTRS_NO;
+ flags |= an_find( an, slap_bv_all_operational_attrs )
+ ? SLAP_OPATTRS_YES : SLAP_OPATTRS_NO;
+ flags |= an_find( an, slap_bv_all_user_attrs )
+ ? SLAP_USERATTRS_YES : SLAP_USERATTRS_NO;
}
return flags;