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Diffstat (limited to 'source3/winbindd/wb_getpwsid.c')
-rw-r--r--source3/winbindd/wb_getpwsid.c223
1 files changed, 223 insertions, 0 deletions
diff --git a/source3/winbindd/wb_getpwsid.c b/source3/winbindd/wb_getpwsid.c
new file mode 100644
index 0000000000..fc696cb9a1
--- /dev/null
+++ b/source3/winbindd/wb_getpwsid.c
@@ -0,0 +1,223 @@
+/*
+ Unix SMB/CIFS implementation.
+ async getpwsid
+ 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_getpwsid_state {
+ struct winbindd_domain *user_domain;
+ struct tevent_context *ev;
+ struct dom_sid sid;
+ struct winbind_userinfo *userinfo;
+ struct winbindd_pw *pw;
+};
+
+static void wb_getpwsid_queryuser_done(struct tevent_req *subreq);
+static void wb_getpwsid_lookupsid_done(struct tevent_req *subreq);
+static void wb_getpwsid_sid2uid_done(struct tevent_req *subreq);
+static void wb_getpwsid_sid2gid_done(struct tevent_req *subreq);
+
+struct tevent_req *wb_getpwsid_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ const struct dom_sid *user_sid,
+ struct winbindd_pw *pw)
+{
+ struct tevent_req *req, *subreq;
+ struct wb_getpwsid_state *state;
+
+ req = tevent_req_create(mem_ctx, &state, struct wb_getpwsid_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ sid_copy(&state->sid, user_sid);
+ state->ev = ev;
+ state->pw = pw;
+
+ state->user_domain = find_domain_from_sid_noinit(user_sid);
+ if (state->user_domain == NULL) {
+ tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
+ return tevent_req_post(req, ev);
+ }
+
+ subreq = wb_queryuser_send(state, ev, &state->sid);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, wb_getpwsid_queryuser_done, req);
+ return req;
+}
+
+static void wb_getpwsid_queryuser_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct wb_getpwsid_state *state = tevent_req_data(
+ req, struct wb_getpwsid_state);
+ NTSTATUS status;
+
+ status = wb_queryuser_recv(subreq, state, &state->userinfo);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+
+ if ((state->userinfo->acct_name != NULL)
+ && (state->userinfo->acct_name[0] != '\0')) {
+ /*
+ * QueryUser got us a name, let's got directly to the
+ * sid2uid step
+ */
+ subreq = wb_sid2uid_send(state, state->ev,
+ &state->userinfo->user_sid);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, wb_getpwsid_sid2uid_done, req);
+ return;
+ }
+
+ /*
+ * QueryUser didn't get us a name, do it via LSA.
+ */
+ subreq = wb_lookupsid_send(state, state->ev,
+ &state->userinfo->user_sid);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, wb_getpwsid_lookupsid_done, req);
+}
+
+static void wb_getpwsid_lookupsid_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct wb_getpwsid_state *state = tevent_req_data(
+ req, struct wb_getpwsid_state);
+ NTSTATUS status;
+ enum lsa_SidType type;
+ const char *domain;
+
+ status = wb_lookupsid_recv(subreq, state->userinfo, &type, &domain,
+ &state->userinfo->acct_name);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ subreq = wb_sid2uid_send(state, state->ev, &state->userinfo->user_sid);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, wb_getpwsid_sid2uid_done, req);
+}
+
+static void wb_getpwsid_sid2uid_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct wb_getpwsid_state *state = tevent_req_data(
+ req, struct wb_getpwsid_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->userinfo->group_sid);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, wb_getpwsid_sid2gid_done, req);
+}
+
+static void wb_getpwsid_sid2gid_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct wb_getpwsid_state *state = tevent_req_data(
+ req, struct wb_getpwsid_state);
+ NTSTATUS status;
+ char *username;
+ char *mapped_name;
+
+ status = wb_sid2gid_recv(subreq, &state->pw->pw_gid);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+
+ username = talloc_strdup_lower(state, state->userinfo->acct_name);
+ if (tevent_req_nomem(username, req)) {
+ return;
+ }
+
+ status = normalize_name_map(state, state->user_domain, username,
+ &mapped_name);
+
+ if (NT_STATUS_IS_OK(status)
+ || NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) {
+ /*
+ * normalize_name_map did something
+ */
+ fstrcpy(state->pw->pw_name, mapped_name);
+ TALLOC_FREE(mapped_name);
+ } else {
+ fill_domain_username(state->pw->pw_name,
+ state->user_domain->name,
+ username, True);
+ }
+ fstrcpy(state->pw->pw_passwd, "*");
+ fstrcpy(state->pw->pw_gecos, state->userinfo->full_name);
+
+ if (!fillup_pw_field(lp_template_homedir(), username,
+ state->user_domain->name, state->pw->pw_uid,
+ state->pw->pw_gid, state->userinfo->homedir,
+ state->pw->pw_dir)) {
+ DEBUG(5, ("Could not compose homedir\n"));
+ tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+
+ if (!fillup_pw_field(lp_template_shell(), state->pw->pw_name,
+ state->user_domain->name, state->pw->pw_uid,
+ state->pw->pw_gid, state->userinfo->shell,
+ state->pw->pw_shell)) {
+ DEBUG(5, ("Could not compose shell\n"));
+ tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+
+ tevent_req_done(req);
+}
+
+NTSTATUS wb_getpwsid_recv(struct tevent_req *req)
+{
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ return NT_STATUS_OK;
+}