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/*
   SSSD

   Local secrets database -- configuration

   Copyright (C) Red Hat 2018

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "util/util.h"
#include "secrets.h"

errno_t sss_sec_get_quota(struct confdb_ctx *cdb,
                          const char *section_config_path,
                          struct sss_sec_quota_opt *dfl_max_containers_nest_level,
                          struct sss_sec_quota_opt *dfl_max_num_secrets,
                          struct sss_sec_quota_opt *dfl_max_num_uid_secrets,
                          struct sss_sec_quota_opt *dfl_max_payload,
                          struct sss_sec_quota *quota)
{
    int ret;

    if (cdb == NULL || section_config_path == NULL || quota == NULL) {
        return EINVAL;
    }

    ret = confdb_get_int(cdb,
                         section_config_path,
                         dfl_max_containers_nest_level->opt_name,
                         dfl_max_containers_nest_level->default_value,
                         &quota->containers_nest_level);

    if (ret != EOK) {
        DEBUG(SSSDBG_FATAL_FAILURE,
              "Failed to get container nesting level for %s\n",
              section_config_path);
        return ret;
    }

    ret = confdb_get_int(cdb,
                         section_config_path,
                         dfl_max_num_secrets->opt_name,
                         dfl_max_num_secrets->default_value,
                         &quota->max_secrets);

    if (ret != EOK) {
        DEBUG(SSSDBG_FATAL_FAILURE,
              "Failed to get maximum number of entries for %s\n",
              section_config_path);
        return ret;
    }

    ret = confdb_get_int(cdb,
                         section_config_path,
                         dfl_max_num_uid_secrets->opt_name,
                         dfl_max_num_uid_secrets->default_value,
                         &quota->max_uid_secrets);

    if (ret != EOK) {
        DEBUG(SSSDBG_FATAL_FAILURE,
              "Failed to get maximum number of per-UID entries for %s\n",
              section_config_path);
        return ret;
    }

    ret = confdb_get_int(cdb,
                         section_config_path,
                         dfl_max_payload->opt_name,
                         dfl_max_payload->default_value,
                         &quota->max_payload_size);

    if (ret != EOK) {
        DEBUG(SSSDBG_FATAL_FAILURE,
              "Failed to get payload's maximum size for an entry in %s\n",
              section_config_path);
        return ret;
    }

    return EOK;
}