1 files changed, 128 insertions, 0 deletions
diff --git a/src/providers/ldap/ldap_access.c b/src/providers/ldap/ldap_access.c
new file mode 100644
index 0000000..4ec4702
--- /dev/null
+++ b/src/providers/ldap/ldap_access.c
@@ -0,0 +1,128 @@
+/*
+    SSSD
+
+    ldap_access.c
+
+    Authors:
+        Simo Sorce <ssorce@redhat.com>
+
+    Copyright (C) 2013 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/backend.h"
+#include "src/providers/ldap/sdap_access.h"
+#include "providers/ldap/ldap_common.h"
+
+struct sdap_pam_access_handler_state {
+    struct pam_data *pd;
+};
+
+static void sdap_pam_access_handler_done(struct tevent_req *subreq);
+
+struct tevent_req *
+sdap_pam_access_handler_send(TALLOC_CTX *mem_ctx,
+                           struct sdap_access_ctx *access_ctx,
+                           struct pam_data *pd,
+                           struct dp_req_params *params)
+{
+    struct sdap_pam_access_handler_state *state;
+    struct tevent_req *subreq;
+    struct tevent_req *req;
+
+    req = tevent_req_create(mem_ctx, &state,
+                            struct sdap_pam_access_handler_state);
+    if (req == NULL) {
+        DEBUG(SSSDBG_CRIT_FAILURE, "tevent_req_create() failed\n");
+        return NULL;
+    }
+
+    state->pd = pd;
+
+    subreq = sdap_access_send(state, params->ev, params->be_ctx,
+                              params->domain, access_ctx,
+                              access_ctx->id_ctx->conn, pd);
+    if (subreq == NULL) {
+        pd->pam_status = PAM_SYSTEM_ERR;
+        goto immediately;
+    }
+
+    tevent_req_set_callback(subreq, sdap_pam_access_handler_done, req);
+
+    return req;
+
+immediately:
+    /* TODO For backward compatibility we always return EOK to DP now. */
+    tevent_req_done(req);
+    tevent_req_post(req, params->ev);
+
+    return req;
+}
+
+static void sdap_pam_access_handler_done(struct tevent_req *subreq)
+{
+    struct sdap_pam_access_handler_state *state;
+    struct tevent_req *req;
+    errno_t ret;
+
+    req = tevent_req_callback_data(subreq, struct tevent_req);
+    state = tevent_req_data(req, struct sdap_pam_access_handler_state);
+
+    ret = sdap_access_recv(subreq);
+    talloc_free(subreq);
+    switch (ret) {
+    case EOK:
+    case ERR_PASSWORD_EXPIRED_WARN:
+        state->pd->pam_status = PAM_SUCCESS;
+        break;
+    case ERR_ACCOUNT_EXPIRED:
+        state->pd->pam_status = PAM_ACCT_EXPIRED;
+        break;
+    case ERR_ACCESS_DENIED:
+    case ERR_PASSWORD_EXPIRED:
+    case ERR_PASSWORD_EXPIRED_REJECT:
+        state->pd->pam_status = PAM_PERM_DENIED;
+        break;
+    case ERR_PASSWORD_EXPIRED_RENEW:
+        state->pd->pam_status = PAM_NEW_AUTHTOK_REQD;
+        break;
+    default:
+        DEBUG(SSSDBG_CRIT_FAILURE, "Error retrieving access check result.\n");
+        state->pd->pam_status = PAM_SYSTEM_ERR;
+        break;
+    }
+
+    /* TODO For backward compatibility we always return EOK to DP now. */
+    tevent_req_done(req);
+}
+
+errno_t
+sdap_pam_access_handler_recv(TALLOC_CTX *mem_ctx,
+                             struct tevent_req *req,
+                             struct pam_data **_data)
+{
+    struct sdap_pam_access_handler_state *state = NULL;
+
+    state = tevent_req_data(req, struct sdap_pam_access_handler_state);
+
+    TEVENT_REQ_RETURN_ON_ERROR(req);
+
+    *_data = talloc_steal(mem_ctx, state->pd);
+
+    return EOK;
+}