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f4ab082d2b
Change-Id: Iba3913d5a1c7f851b93f37e9beb6dbb20fbf7e55 Signed-off-by: Andrew Bartlett <abartlet@samba.org> Reviewed-by: Andreas Schneider <asn@samba.org>
119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
/*
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Unix SMB/CIFS implementation.
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async uid2sid
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Copyright (C) Volker Lendecke 2009
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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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#include "librpc/gen_ndr/ndr_winbind_c.h"
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#include "idmap_cache.h"
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#include "idmap.h"
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#include "../libcli/security/security.h"
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struct wb_uid2sid_state {
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struct tevent_context *ev;
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char *dom_name;
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struct dom_sid sid;
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};
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static void wb_uid2sid_done(struct tevent_req *subreq);
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struct tevent_req *wb_uid2sid_send(TALLOC_CTX *mem_ctx,
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struct tevent_context *ev,
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uid_t uid)
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{
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struct tevent_req *req, *subreq;
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struct wb_uid2sid_state *state;
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struct winbindd_domain *domain;
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struct winbindd_child *child;
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bool expired;
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req = tevent_req_create(mem_ctx, &state, struct wb_uid2sid_state);
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if (req == NULL) {
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return NULL;
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}
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if (winbindd_use_idmap_cache()
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&& idmap_cache_find_uid2sid(uid, &state->sid, &expired)) {
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DEBUG(10, ("idmap_cache_find_uid2sid found %d%s\n",
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(int)uid, expired ? " (expired)": ""));
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if (!expired || idmap_is_offline()) {
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if (is_null_sid(&state->sid)) {
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tevent_req_nterror(req,
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NT_STATUS_NONE_MAPPED);
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} else {
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tevent_req_done(req);
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}
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return tevent_req_post(req, ev);
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}
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}
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state->dom_name = NULL;
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for (domain = domain_list(); domain != NULL; domain = domain->next) {
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if (domain->have_idmap_config
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&& (uid >= domain->id_range_low)
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&& (uid <= domain->id_range_high)) {
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state->dom_name = domain->name;
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break;
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}
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}
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child = idmap_child();
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subreq = dcerpc_wbint_Uid2Sid_send(
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state, ev, child->binding_handle, state->dom_name,
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uid, &state->sid);
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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, wb_uid2sid_done, req);
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return req;
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}
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static void wb_uid2sid_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 wb_uid2sid_state *state = tevent_req_data(
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req, struct wb_uid2sid_state);
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NTSTATUS status, result;
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status = dcerpc_wbint_Uid2Sid_recv(subreq, state, &result);
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TALLOC_FREE(subreq);
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if (any_nt_status_not_ok(status, result, &status)) {
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tevent_req_nterror(req, status);
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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 wb_uid2sid_recv(struct tevent_req *req, struct dom_sid *sid)
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{
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struct wb_uid2sid_state *state = tevent_req_data(
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req, struct wb_uid2sid_state);
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NTSTATUS status;
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if (tevent_req_is_nterror(req, &status)) {
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return status;
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}
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sid_copy(sid, &state->sid);
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return NT_STATUS_OK;
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}
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