Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 156 insertions, 0 deletions

diff --git a/source3/winbindd/wb_getpwsid.c b/source3/winbindd/wb_getpwsid.c
new file mode 100644
index 0000000..7d04c39
--- /dev/null
+++ b/source3/winbindd/wb_getpwsid.c
@@ -0,0 +1,156 @@
+/*
+   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/ndr_winbind_c.h"
+#include "../libcli/security/security.h"
+#include "lib/util/string_wrappers.h"
+#include "source3/lib/substitute.h"
+
+struct wb_getpwsid_state {
+	struct tevent_context *ev;
+	struct dom_sid sid;
+	struct wbint_userinfo *userinfo;
+	struct winbindd_pw *pw;
+};
+
+static void wb_getpwsid_queryuser_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;
+	struct dom_sid_buf buf;
+
+	req = tevent_req_create(mem_ctx, &state, struct wb_getpwsid_state);
+	if (req == NULL) {
+		return NULL;
+	}
+	D_INFO("WB command getpwsid start.\nQuery user SID %s.\n", dom_sid_str_buf(user_sid, &buf));
+	sid_copy(&state->sid, user_sid);
+	state->ev = ev;
+	state->pw = pw;
+
+	if (dom_sid_in_domain(&global_sid_Unix_Users, user_sid)) {
+		/* unmapped Unix users must be resolved locally */
+		tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+		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);
+	struct winbindd_pw *pw = state->pw;
+	struct wbint_userinfo *info;
+	fstring acct_name;
+	const char *output_username = NULL;
+	char *mapped_name = NULL;
+	char *tmp;
+	NTSTATUS status;
+
+	status = wb_queryuser_recv(subreq, state, &state->userinfo);
+	TALLOC_FREE(subreq);
+	if (tevent_req_nterror(req, status)) {
+		return;
+	}
+	info = state->userinfo;
+
+	pw->pw_uid = info->uid;
+	pw->pw_gid = info->primary_gid;
+
+	fstrcpy(acct_name, info->acct_name);
+	if (!strlower_m(acct_name)) {
+		tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+		return;
+	}
+
+	/*
+	 * TODO:
+	 * This function should be called in 'idmap winbind child'. It shouldn't
+	 * be a blocking call, but for this we need to add a new function for
+	 * winbind.idl. This is a fix which can be backported for now.
+	 */
+	status = normalize_name_map(state,
+				    info->domain_name,
+				    acct_name,
+				    &mapped_name);
+	if (NT_STATUS_IS_OK(status) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) {
+		fstrcpy(acct_name, mapped_name);
+	}
+	output_username = fill_domain_username_talloc(state,
+						      info->domain_name,
+						      acct_name,
+						      true);
+	if (output_username == NULL) {
+		tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
+		return;
+	}
+
+	strlcpy(pw->pw_name, output_username, sizeof(pw->pw_name));
+
+	strlcpy(pw->pw_gecos, info->full_name ? info->full_name : "",
+		sizeof(pw->pw_gecos));
+
+	tmp = talloc_sub_specified(
+		state, info->homedir, acct_name,
+		info->primary_group_name, info->domain_name,
+		pw->pw_uid, pw->pw_gid);
+	if (tevent_req_nomem(tmp, req)) {
+		return;
+	}
+	strlcpy(pw->pw_dir, tmp, sizeof(pw->pw_dir));
+	TALLOC_FREE(tmp);
+
+	tmp = talloc_sub_specified(
+		state, info->shell, acct_name,
+		info->primary_group_name, info->domain_name,
+		pw->pw_uid, pw->pw_gid);
+	if (tevent_req_nomem(tmp, req)) {
+		return;
+	}
+	strlcpy(pw->pw_shell, tmp, sizeof(pw->pw_shell));
+	TALLOC_FREE(tmp);
+
+	strlcpy(pw->pw_passwd, "*", sizeof(pw->pw_passwd));
+
+	tevent_req_done(req);
+}
+
+NTSTATUS wb_getpwsid_recv(struct tevent_req *req)
+{
+	NTSTATUS status = tevent_req_simple_recv_ntstatus(req);
+	D_INFO("WB command getpwsid end.\nReturn status %s.\n", nt_errstr(status));
+	return status;
+}