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/*
SSSD
Authors:
Stephen Gallagher <sgallagh@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 <security/pam_modules.h>
#include "src/util/util.h"
#include "src/providers/data_provider.h"
#include "src/providers/dp_backend.h"
#include "src/providers/ad/ad_access.h"
#include "src/providers/ldap/sdap_access.h"
static void
ad_access_done(struct tevent_req *req);
void
ad_access_handler(struct be_req *breq)
{
struct tevent_req *req;
struct be_ctx *be_ctx = be_req_get_be_ctx(breq);
struct ad_access_ctx *access_ctx =
talloc_get_type(be_ctx->bet_info[BET_ACCESS].pvt_bet_data,
struct ad_access_ctx);
struct pam_data *pd =
talloc_get_type(be_req_get_data(breq), struct pam_data);
struct sss_domain_info *domain;
/* Handle subdomains */
if (strcasecmp(pd->domain, be_ctx->domain->name) != 0) {
domain = find_subdomain_by_name(be_ctx->domain, pd->domain, true);
if (domain == NULL) {
DEBUG(SSSDBG_OP_FAILURE, ("find_subdomain_by_name failed.\n"));
be_req_terminate(breq, DP_ERR_FATAL, PAM_SYSTEM_ERR, NULL);
return;
}
} else {
domain = be_ctx->domain;
}
/* Verify that the account is not locked */
req = sdap_access_send(breq, be_ctx->ev, be_ctx, domain,
access_ctx->sdap_access_ctx, pd);
if (!req) {
be_req_terminate(breq, DP_ERR_FATAL, PAM_SYSTEM_ERR, NULL);
return;
}
tevent_req_set_callback(req, ad_access_done, breq);
}
static void
ad_access_done(struct tevent_req *req)
{
errno_t ret;
struct be_req *breq =
tevent_req_callback_data(req, struct be_req);
struct pam_data *pd =
talloc_get_type(be_req_get_data(breq), struct pam_data);
ret = sdap_access_recv(req);
talloc_zfree(req);
switch (ret) {
case EOK:
pd->pam_status = PAM_SUCCESS;
be_req_terminate(breq, DP_ERR_OK, PAM_SUCCESS, NULL);
return;
case ERR_ACCESS_DENIED:
/* We got the proper denial */
pd->pam_status = PAM_PERM_DENIED;
be_req_terminate(breq, DP_ERR_OK, PAM_PERM_DENIED, NULL);
return;
case ERR_ACCOUNT_EXPIRED:
pd->pam_status = PAM_ACCT_EXPIRED;
be_req_terminate(breq, DP_ERR_OK, PAM_ACCT_EXPIRED, NULL);
return;
default:
/* Something went wrong */
pd->pam_status = PAM_SYSTEM_ERR;
be_req_terminate(breq, DP_ERR_FATAL,
PAM_SYSTEM_ERR, sss_strerror(ret));
return;
}
}
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