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/*
SSSD
IPA Backend Module -- configuration retrieval
Authors:
Jan Zeleny <jzeleny@redhat.com>
Copyright (C) 2012 Red Hat
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 "providers/ipa/ipa_config.h"
#include "providers/ipa/ipa_common.h"
#include "providers/ldap/sdap_async.h"
struct ipa_get_config_state {
char *base;
const char **attrs;
struct sysdb_attrs *config;
};
static void ipa_get_config_done(struct tevent_req *subreq);
struct tevent_req *
ipa_get_config_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct sdap_handle *sh,
struct sdap_options *opts,
const char *domain,
const char **attrs)
{
struct tevent_req *req;
struct tevent_req *subreq;
struct ipa_get_config_state *state;
errno_t ret;
char *ldap_basedn;
req = tevent_req_create(mem_ctx, &state, struct ipa_get_config_state);
if (req == NULL) {
return NULL;
}
if (attrs == NULL) {
state->attrs = talloc_zero_array(state, const char *, 4);
if (state->attrs == NULL) {
ret = ENOMEM;
goto done;
}
state->attrs[0] = IPA_CONFIG_MIGRATION_ENABLED;
state->attrs[1] = IPA_CONFIG_SELINUX_DEFAULT_USER_CTX;
state->attrs[2] = IPA_CONFIG_SELINUX_MAP_ORDER;
state->attrs[3] = NULL;
} else {
state->attrs = attrs;
}
ret = domain_to_basedn(state, domain, &ldap_basedn);
if (ret != EOK) {
DEBUG(SSSDBG_OP_FAILURE, ("domain_to_basedn failed.\n"));
goto done;
}
state->base = talloc_asprintf(state, IPA_CONFIG_SEARCH_BASE_TEMPLATE,
ldap_basedn);
if (state->base == NULL) {
DEBUG(SSSDBG_OP_FAILURE, ("talloc_asprintf failed.\n"));
ret = ENOMEM;
goto done;
}
subreq = sdap_get_generic_send(state, ev, opts,
sh, state->base,
LDAP_SCOPE_SUBTREE, IPA_CONFIG_FILTER,
state->attrs, NULL, 0,
dp_opt_get_int(opts->basic,
SDAP_ENUM_SEARCH_TIMEOUT),
false);
if (subreq == NULL) {
ret = ENOMEM;
goto done;
}
tevent_req_set_callback(subreq, ipa_get_config_done, req);
ret = EOK;
done:
if (ret != EOK) {
tevent_req_error(req, ret);
tevent_req_post(req, ev);
}
return req;
}
static void ipa_get_config_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(subreq,
struct tevent_req);
struct ipa_get_config_state *state = tevent_req_data(req,
struct ipa_get_config_state);
size_t reply_count;
struct sysdb_attrs **reply = NULL;
errno_t ret;
ret = sdap_get_generic_recv(subreq, state, &reply_count, &reply);
talloc_zfree(subreq);
if (ret) {
goto done;
}
if (reply_count != 1) {
DEBUG(SSSDBG_OP_FAILURE, ("Unexpected number of results, expected 1, "
"got %zu.\n", reply_count));
ret = EINVAL;
goto done;
}
state->config = reply[0];
ret = EOK;
done:
if (ret != EOK) {
tevent_req_error(req, ret);
} else {
tevent_req_done(req);
}
}
errno_t ipa_get_config_recv(struct tevent_req *req,
TALLOC_CTX *mem_ctx,
struct sysdb_attrs **config)
{
struct ipa_get_config_state *state = tevent_req_data(req,
struct ipa_get_config_state);
TEVENT_REQ_RETURN_ON_ERROR(req);
*config = talloc_steal(mem_ctx, state->config);
return EOK;
}
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