/** BEGIN COPYRIGHT BLOCK
 * Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
 * Copyright (C) 2005 Red Hat, Inc.
 * All rights reserved.
 *
 * License: GPL (version 3 or any later version).
 * See LICENSE for details.
 * END COPYRIGHT BLOCK **/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif


/* cl5_init.c - implments initialization/cleanup functions for
                4.0 style changelog
 */

#include "slapi-plugin.h"
#include "cl5.h"
#include "repl5.h"

/* initializes changelog*/
int
changelog5_init()
{
    int rc;
    changelog5Config config;

    rc = cl5Init();
    if (rc != CL5_SUCCESS) {
        slapi_log_err(SLAPI_LOG_ERR, repl_plugin_name_cl,
                      "changelog5_init: failed to initialize changelog\n");
        return 1;
    }

    /* read changelog configuration */
    changelog5_config_init();
    changelog5_read_config(&config);

    if (config.dir == NULL) {
        /* changelog is not configured - bail out */
        /* Note: but still changelog needs to be initialized to allow it
         * to configure after this point. (don't call cl5Cleanup) */
        rc = 0; /* OK */
        goto done;
    }

    /* start changelog */
    rc = cl5Open(config.dir, &config.dbconfig);
    if (rc != CL5_SUCCESS) {
        slapi_log_err(SLAPI_LOG_ERR, repl_plugin_name_cl,
                      "changelog5_init: failed to start changelog at %s\n",
                      config.dir);
        rc = 1;
        goto done;
    }

    /* set trimming parameters */
    rc = cl5ConfigTrimming(config.maxEntries, config.maxAge, config.compactInterval, config.trimInterval);
    if (rc != CL5_SUCCESS) {
        slapi_log_err(SLAPI_LOG_ERR, repl_plugin_name_cl,
                      "changelog5_init: failed to configure changelog trimming\n");
        rc = 1;
        goto done;
    }

    rc = 0;

done:
    changelog5_config_done(&config);
    return rc;
}

/* cleanups changelog data */
void
changelog5_cleanup()
{
    /* close changelog */
    cl5Close();
    cl5Cleanup();

    /* cleanup config */
    changelog5_config_cleanup();
}