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ae7db3e543
This reflects that the event context is also used outside of the server processes. The command used for the rename: find . -name '*.[hc]' -print0 | xargs -0 sed -i 's/server_event_context/global_event_context/' Signed-off-by: Christof Schmitt <cs@samba.org> Reviewed-by: Ralph Boehme <slow@samba.org>
155 lines
4.5 KiB
C
155 lines
4.5 KiB
C
/*
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Unix SMB/CIFS implementation.
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async implementation of WINBINDD_PAM_CHAUTHTOK
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Copyright (C) Volker Lendecke 2010
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "winbindd.h"
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struct winbindd_pam_chauthtok_state {
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struct winbindd_request *request;
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struct winbindd_response *response;
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};
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static void winbindd_pam_chauthtok_done(struct tevent_req *subreq);
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struct tevent_req *winbindd_pam_chauthtok_send(
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TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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struct winbindd_cli_state *cli,
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struct winbindd_request *request)
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{
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struct tevent_req *req, *subreq;
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struct winbindd_pam_chauthtok_state *state;
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struct winbindd_domain *contact_domain;
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fstring namespace, domain, user;
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char *mapped_user;
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NTSTATUS status;
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bool ok;
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req = tevent_req_create(mem_ctx, &state,
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struct winbindd_pam_chauthtok_state);
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if (req == NULL) {
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return NULL;
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}
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state->request = request;
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/* Ensure null termination */
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request->data.chauthtok.user[
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sizeof(request->data.chauthtok.user)-1]='\0';
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DEBUG(3, ("[%5lu]: pam chauthtok %s\n", (unsigned long)cli->pid,
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request->data.chauthtok.user));
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status = normalize_name_unmap(state, request->data.chauthtok.user,
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&mapped_user);
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if (NT_STATUS_IS_OK(status) ||
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NT_STATUS_EQUAL(status, NT_STATUS_FILE_RENAMED)) {
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fstrcpy(request->data.chauthtok.user, mapped_user);
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}
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ok = canonicalize_username(request->data.chauthtok.user,
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namespace,
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domain,
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user);
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if (!ok) {
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DEBUG(10, ("winbindd_pam_chauthtok: canonicalize_username %s "
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"failed with\n", request->data.chauthtok.user));
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tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
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return tevent_req_post(req, ev);
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}
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contact_domain = find_domain_from_name(namespace);
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if (contact_domain == NULL) {
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DEBUG(3, ("Cannot change password for [%s] -> [%s]\\[%s] "
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"as %s is not a trusted domain\n",
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request->data.chauthtok.user, domain, user, domain));
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tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
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return tevent_req_post(req, ev);
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}
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subreq = wb_domain_request_send(state, global_event_context(),
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contact_domain, request);
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if (tevent_req_nomem(subreq, req)) {
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return tevent_req_post(req, ev);
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}
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tevent_req_set_callback(subreq, winbindd_pam_chauthtok_done, req);
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return req;
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}
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static void winbindd_pam_chauthtok_done(struct tevent_req *subreq)
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{
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struct tevent_req *req = tevent_req_callback_data(
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subreq, struct tevent_req);
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struct winbindd_pam_chauthtok_state *state = tevent_req_data(
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req, struct winbindd_pam_chauthtok_state);
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int res, err;
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res = wb_domain_request_recv(subreq, state, &state->response, &err);
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TALLOC_FREE(subreq);
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if (res == -1) {
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tevent_req_nterror(req, map_nt_error_from_unix(err));
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return;
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}
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tevent_req_done(req);
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}
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NTSTATUS winbindd_pam_chauthtok_recv(struct tevent_req *req,
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struct winbindd_response *response)
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{
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struct winbindd_pam_chauthtok_state *state = tevent_req_data(
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req, struct winbindd_pam_chauthtok_state);
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NTSTATUS status;
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if (tevent_req_is_nterror(req, &status)) {
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set_auth_errors(response, status);
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return status;
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}
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*response = *state->response;
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response->result = WINBINDD_PENDING;
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state->response = talloc_move(response, &state->response);
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status = NT_STATUS(response->data.auth.nt_status);
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if (!NT_STATUS_IS_OK(status)) {
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return status;
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}
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if (state->request->flags & WBFLAG_PAM_CACHED_LOGIN) {
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/* Update the single sign-on memory creds. */
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status = winbindd_replace_memory_creds(
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state->request->data.chauthtok.user,
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state->request->data.chauthtok.newpass);
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DEBUG(10, ("winbindd_replace_memory_creds returned %s\n",
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nt_errstr(status)));
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/*
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* When we login from gdm or xdm and password expires,
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* we change password, but there are no memory
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* crendentials So, winbindd_replace_memory_creds()
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* returns NT_STATUS_OBJECT_NAME_NOT_FOUND. This is
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* not a failure. --- BoYang
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*/
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if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
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status = NT_STATUS_OK;
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}
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}
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return status;
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}
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