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141 lines
3.1 KiB
C
141 lines
3.1 KiB
C
/* OpenLDAP WiredTiger backend */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 2002-2020 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* ACKNOWLEDGEMENTS:
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* This work was developed by HAMANO Tsukasa <hamano@osstech.co.jp>
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* based on back-bdb for inclusion in OpenLDAP Software.
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* WiredTiger is a product of MongoDB Inc.
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*/
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#include "back-wt.h"
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#include "config.h"
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wt_ctx *
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wt_ctx_init(struct wt_info *wi)
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{
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int rc;
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wt_ctx *wc;
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wc = ch_malloc( sizeof( wt_ctx ) );
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if( !wc ) {
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Debug( LDAP_DEBUG_ANY,
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LDAP_XSTRING(wt_ctx_init)
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": cannot allocate memory\n" );
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return NULL;
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}
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memset(wc, 0, sizeof(wt_ctx));
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if(!wc->session){
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rc = wi->wi_conn->open_session(wi->wi_conn, NULL, NULL, &wc->session);
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if( rc ) {
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Debug( LDAP_DEBUG_ANY,
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LDAP_XSTRING(wt_ctx_session)
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": open_session error %s(%d)\n",
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wiredtiger_strerror(rc), rc );
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return NULL;
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}
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}
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return wc;
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}
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void
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wt_ctx_free( void *key, void *data )
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{
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wt_ctx *wc = data;
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if(wc->session){
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wc->session->close(wc->session, NULL);
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wc->session = NULL;
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}
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ch_free(wc);
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}
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wt_ctx *
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wt_ctx_get(Operation *op, struct wt_info *wi){
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int rc;
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void *data;
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wt_ctx *wc = NULL;
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rc = ldap_pvt_thread_pool_getkey(op->o_threadctx,
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wt_ctx_get, &data, NULL );
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if( rc ){
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wc = wt_ctx_init(wi);
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if( !wc ) {
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Debug( LDAP_DEBUG_ANY,
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LDAP_XSTRING(wt_ctx)
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": wt_ctx_init failed\n" );
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return NULL;
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}
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rc = ldap_pvt_thread_pool_setkey( op->o_threadctx,
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wt_ctx_get, wc, wt_ctx_free,
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NULL, NULL );
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if( rc ) {
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Debug( LDAP_DEBUG_ANY, "wt_ctx: setkey error(%d)\n",
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rc );
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return NULL;
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}
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return wc;
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}
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return (wt_ctx *)data;
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}
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WT_CURSOR *
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wt_ctx_index_cursor(wt_ctx *wc, struct berval *name, int create)
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{
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WT_CURSOR *cursor = NULL;
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WT_SESSION *session = wc->session;
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char tablename[1024];
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int rc;
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snprintf(tablename, sizeof(tablename), "table:%s", name->bv_val);
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rc = session->open_cursor(session, tablename, NULL,
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"overwrite=false", &cursor);
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if (rc == ENOENT && create) {
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rc = session->create(session,
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tablename,
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"key_format=uQ,"
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"value_format=x,"
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"columns=(key, id, none)");
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if( rc ) {
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Debug( LDAP_DEBUG_ANY,
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LDAP_XSTRING(indexer) ": table \"%s\": "
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"cannot create idnex table: %s (%d)\n",
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tablename, wiredtiger_strerror(rc), rc);
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return NULL;
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}
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rc = session->open_cursor(session, tablename, NULL,
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"overwrite=false", &cursor);
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}
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if ( rc ) {
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Debug( LDAP_DEBUG_ANY,
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LDAP_XSTRING(wt_id2entry_put)
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": open cursor failed: %s (%d)\n",
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wiredtiger_strerror(rc), rc );
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return NULL;
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}
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return cursor;
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}
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/*
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* Local variables:
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* indent-tabs-mode: t
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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*/
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