s3:winbind: Add async fill_pwent

[kai/samba.git] / source3 / winbindd / wb_fill_pwent.c

diff --git a/source3/winbindd/wb_fill_pwent.c b/source3/winbindd/wb_fill_pwent.c
new file mode 100644 (file)
index 0000000..4f4819c
--- /dev/null
+++ b/source3/winbindd/wb_fill_pwent.c
@@ -0,0 +1,155 @@
+/*
+   Unix SMB/CIFS implementation.
+   async fill_pwent
+   Copyright (C) Volker Lendecke 2009
+
+   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 "includes.h"
+#include "winbindd.h"
+#include "librpc/gen_ndr/cli_wbint.h"
+
+struct wb_fill_pwent_state {
+       struct tevent_context *ev;
+       struct wbint_userinfo *info;
+       struct winbindd_pw *pw;
+};
+
+static void wb_fill_pwent_sid2uid_done(struct tevent_req *subreq);
+static void wb_fill_pwent_sid2gid_done(struct tevent_req *subreq);
+
+struct tevent_req *wb_fill_pwent_send(TALLOC_CTX *mem_ctx,
+                                     struct tevent_context *ev,
+                                     struct wbint_userinfo *info,
+                                     struct winbindd_pw *pw)
+{
+       struct tevent_req *req, *subreq;
+       struct wb_fill_pwent_state *state;
+
+       req = tevent_req_create(mem_ctx, &state, struct wb_fill_pwent_state);
+       if (req == NULL) {
+               return NULL;
+       }
+       state->ev = ev;
+       state->info = info;
+       state->pw = pw;
+
+       subreq = wb_sid2uid_send(state, state->ev, &state->info->user_sid);
+       if (tevent_req_nomem(subreq, req)) {
+               return tevent_req_post(req, ev);
+       }
+       tevent_req_set_callback(subreq, wb_fill_pwent_sid2uid_done, req);
+       return req;
+}
+
+static void wb_fill_pwent_sid2uid_done(struct tevent_req *subreq)
+{
+       struct tevent_req *req = tevent_req_callback_data(
+               subreq, struct tevent_req);
+       struct wb_fill_pwent_state *state = tevent_req_data(
+               req, struct wb_fill_pwent_state);
+       NTSTATUS status;
+
+       status = wb_sid2uid_recv(subreq, &state->pw->pw_uid);
+       TALLOC_FREE(subreq);
+       if (!NT_STATUS_IS_OK(status)) {
+               tevent_req_nterror(req, status);
+               return;
+       }
+
+       subreq = wb_sid2gid_send(state, state->ev, &state->info->group_sid);
+       if (tevent_req_nomem(subreq, req)) {
+               return;
+       }
+       tevent_req_set_callback(subreq, wb_fill_pwent_sid2gid_done, req);
+}
+
+static void wb_fill_pwent_sid2gid_done(struct tevent_req *subreq)
+{
+       struct tevent_req *req = tevent_req_callback_data(
+               subreq, struct tevent_req);
+       struct wb_fill_pwent_state *state = tevent_req_data(
+               req, struct wb_fill_pwent_state);
+       struct winbindd_domain *domain;
+       char *dom_name;
+       fstring user_name, output_username;
+       char *mapped_name = NULL;
+       NTSTATUS status;
+
+       status = wb_sid2gid_recv(subreq, &state->pw->pw_gid);
+       TALLOC_FREE(subreq);
+       if (!NT_STATUS_IS_OK(status)) {
+               tevent_req_nterror(req, status);
+               return;
+       }
+
+       domain = find_domain_from_sid_noinit(&state->info->user_sid);
+       if (domain == NULL) {
+               tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+               return;
+       }
+       dom_name = domain->name;
+
+       /* Username */
+
+       fstrcpy(user_name, state->info->acct_name);
+       strlower_m(user_name);
+       status = normalize_name_map(state, domain, user_name, &mapped_name);
+
+       /* Basic removal of whitespace */
+       if (NT_STATUS_IS_OK(status)) {
+               fill_domain_username(output_username, dom_name, mapped_name,
+                                    true);
+       }
+       /* Complete name replacement */
+       else if (NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) {
+               fstrcpy(output_username, mapped_name);
+       }
+       /* No change at all */
+       else {
+               fill_domain_username(output_username, dom_name, user_name,
+                                    true);
+       }
+
+       fstrcpy(state->pw->pw_name, output_username);
+       fstrcpy(state->pw->pw_gecos, state->info->full_name);
+
+       /* Home directory and shell */
+
+       if (!fillup_pw_field(lp_template_homedir(), user_name, dom_name,
+                            state->pw->pw_uid, state->pw->pw_gid,
+                            state->info->homedir, state->pw->pw_dir)) {
+               tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+               return;
+       }
+
+       if (!fillup_pw_field(lp_template_shell(), user_name, dom_name,
+                            state->pw->pw_uid, state->pw->pw_gid,
+                            state->info->shell, state->pw->pw_shell)) {
+               tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+               return;
+       }
+
+       /* Password - set to "*" as we can't generate anything useful here.
+          Authentication can be done using the pam_winbind module. */
+
+       fstrcpy(state->pw->pw_passwd, "*");
+       tevent_req_done(req);
+}
+
+NTSTATUS wb_fill_pwent_recv(struct tevent_req *req)
+{
+       return tevent_req_simple_recv_ntstatus(req);
+}