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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
commit8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch)
tree4099e8021376c7d8c05bdf8503093d80e9c7bad0 /source3/winbindd/winbindd_getpwnam.c
parentInitial commit. (diff)
downloadsamba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz
samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'source3/winbindd/winbindd_getpwnam.c')
-rw-r--r--source3/winbindd/winbindd_getpwnam.c163
1 files changed, 163 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_getpwnam.c b/source3/winbindd/winbindd_getpwnam.c
new file mode 100644
index 0000000..2bf15c0
--- /dev/null
+++ b/source3/winbindd/winbindd_getpwnam.c
@@ -0,0 +1,163 @@
+/*
+ Unix SMB/CIFS implementation.
+ async implementation of WINBINDD_GETPWNAM
+ 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 "passdb/lookup_sid.h" /* only for LOOKUP_NAME_NO_NSS flag */
+#include "libcli/security/dom_sid.h"
+
+struct winbindd_getpwnam_state {
+ struct tevent_context *ev;
+ char *namespace;
+ char *domname;
+ char *username;
+ struct dom_sid sid;
+ enum lsa_SidType type;
+ struct winbindd_pw pw;
+};
+
+static void winbindd_getpwnam_lookupname_done(struct tevent_req *subreq);
+static void winbindd_getpwnam_done(struct tevent_req *subreq);
+
+struct tevent_req *winbindd_getpwnam_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct winbindd_cli_state *cli,
+ struct winbindd_request *request)
+{
+ struct tevent_req *req, *subreq;
+ struct winbindd_getpwnam_state *state;
+ char *domuser, *mapped_user;
+ NTSTATUS status;
+ bool ok;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct winbindd_getpwnam_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ state->ev = ev;
+
+ /* Ensure null termination */
+ request->data.username[sizeof(request->data.username)-1]='\0';
+
+ D_NOTICE("[%s (%u)] Winbind external command GETPWNAM start.\n"
+ "Query username '%s'.\n",
+ cli->client_name,
+ (unsigned int)cli->pid,
+ request->data.username);
+
+ domuser = request->data.username;
+
+ status = normalize_name_unmap(state, domuser, &mapped_user);
+
+ if (NT_STATUS_IS_OK(status)
+ || NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) {
+ /* normalize_name_unmapped did something */
+ domuser = mapped_user;
+ }
+
+ ok = parse_domain_user(state,
+ domuser,
+ &state->namespace,
+ &state->domname,
+ &state->username);
+ if (!ok) {
+ D_WARNING("Could not parse domain user: %s\n", domuser);
+ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return tevent_req_post(req, ev);
+ }
+
+ subreq = wb_lookupname_send(state, ev,
+ state->namespace,
+ state->domname,
+ state->username,
+ LOOKUP_NAME_NO_NSS);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, winbindd_getpwnam_lookupname_done,
+ req);
+ return req;
+}
+
+static void winbindd_getpwnam_lookupname_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct winbindd_getpwnam_state *state = tevent_req_data(
+ req, struct winbindd_getpwnam_state);
+ NTSTATUS status;
+
+ status = wb_lookupname_recv(subreq, &state->sid, &state->type);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+
+ subreq = wb_getpwsid_send(state, state->ev, &state->sid, &state->pw);
+ if (tevent_req_nomem(subreq, req)) {
+ return;
+ }
+ tevent_req_set_callback(subreq, winbindd_getpwnam_done, req);
+}
+
+static void winbindd_getpwnam_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ NTSTATUS status;
+
+ status = wb_getpwsid_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+ tevent_req_done(req);
+}
+
+NTSTATUS winbindd_getpwnam_recv(struct tevent_req *req,
+ struct winbindd_response *response)
+{
+ struct winbindd_getpwnam_state *state = tevent_req_data(
+ req, struct winbindd_getpwnam_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ struct dom_sid_buf buf;
+ D_WARNING("Could not convert sid %s: %s\n",
+ dom_sid_str_buf(&state->sid, &buf),
+ nt_errstr(status));
+ return status;
+ }
+ response->data.pw = state->pw;
+
+ D_NOTICE("Winbind external command GETPWNAM end.\n"
+ "(name:passwd:uid:gid:gecos:dir:shell)\n"
+ "%s:%s:%u:%u:%s:%s:%s\n",
+ state->pw.pw_name,
+ state->pw.pw_passwd,
+ (unsigned int)state->pw.pw_uid,
+ (unsigned int)state->pw.pw_gid,
+ state->pw.pw_gecos,
+ state->pw.pw_dir,
+ state->pw.pw_shell
+ );
+
+ return NT_STATUS_OK;
+}