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-rw-r--r--source3/winbindd/wb_gid2sid.c119
-rw-r--r--source3/winbindd/winbindd_dual_srv.c12
-rw-r--r--source3/winbindd/winbindd_proto.h5
3 files changed, 136 insertions, 0 deletions
diff --git a/source3/winbindd/wb_gid2sid.c b/source3/winbindd/wb_gid2sid.c
new file mode 100644
index 0000000000..a0ae850ef8
--- /dev/null
+++ b/source3/winbindd/wb_gid2sid.c
@@ -0,0 +1,119 @@
+/*
+ Unix SMB/CIFS implementation.
+ async gid2sid
+ 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_gid2sid_state {
+ struct tevent_context *ev;
+ char *dom_name;
+ struct dom_sid sid;
+};
+
+static void wb_gid2sid_done(struct tevent_req *subreq);
+
+struct tevent_req *wb_gid2sid_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ gid_t gid)
+{
+ struct tevent_req *req, *subreq;
+ struct wb_gid2sid_state *state;
+ struct winbindd_domain *domain;
+ struct winbindd_child *child;
+ bool expired;
+
+ req = tevent_req_create(mem_ctx, &state, struct wb_gid2sid_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ if (winbindd_use_idmap_cache()
+ && idmap_cache_find_gid2sid(gid, &state->sid, &expired)) {
+
+ DEBUG(10, ("idmap_cache_find_gid2sid found %d%s\n",
+ (int)gid, expired ? " (expired)": ""));
+
+ if (!expired || idmap_is_offline()) {
+ if (is_null_sid(&state->sid)) {
+ tevent_req_nterror(req,
+ NT_STATUS_NONE_MAPPED);
+ } else {
+ tevent_req_done(req);
+ }
+ return tevent_req_post(req, ev);
+ }
+ }
+
+ state->dom_name = NULL;
+
+ for (domain = domain_list(); domain != NULL; domain = domain->next) {
+ if (domain->have_idmap_config
+ && (gid >= domain->id_range_low)
+ && (gid <= domain->id_range_high)) {
+ state->dom_name = domain->name;
+ break;
+ }
+ }
+
+ child = idmap_child();
+
+ subreq = rpccli_wbint_Gid2Sid_send(
+ state, ev, child->rpccli, state->dom_name,
+ gid, &state->sid);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, wb_gid2sid_done, req);
+ return req;
+}
+
+static void wb_gid2sid_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct wb_gid2sid_state *state = tevent_req_data(
+ req, struct wb_gid2sid_state);
+ NTSTATUS status, result;
+
+ status = rpccli_wbint_Gid2Sid_recv(subreq, state, &result);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ tevent_req_nterror(req, status);
+ return;
+ }
+ if (!NT_STATUS_IS_OK(result)) {
+ tevent_req_nterror(req, result);
+ return;
+ }
+ tevent_req_done(req);
+}
+
+NTSTATUS wb_gid2sid_recv(struct tevent_req *req, struct dom_sid *sid)
+{
+ struct wb_gid2sid_state *state = tevent_req_data(
+ req, struct wb_gid2sid_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ return status;
+ }
+ sid_copy(sid, &state->sid);
+ return NT_STATUS_OK;
+}
diff --git a/source3/winbindd/winbindd_dual_srv.c b/source3/winbindd/winbindd_dual_srv.c
index bad9cd585a..35fecbd08e 100644
--- a/source3/winbindd/winbindd_dual_srv.c
+++ b/source3/winbindd/winbindd_dual_srv.c
@@ -105,3 +105,15 @@ NTSTATUS _wbint_Uid2Sid(pipes_struct *p, struct wbint_Uid2Sid *r)
}
return NT_STATUS_OK;
}
+
+NTSTATUS _wbint_Gid2Sid(pipes_struct *p, struct wbint_Gid2Sid *r)
+{
+ NTSTATUS status;
+
+ status = idmap_gid_to_sid(r->in.dom_name ? r->in.dom_name : "",
+ r->out.sid, r->in.gid);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ return NT_STATUS_OK;
+}
diff --git a/source3/winbindd/winbindd_proto.h b/source3/winbindd/winbindd_proto.h
index f1fb7e0a87..d8bd984590 100644
--- a/source3/winbindd/winbindd_proto.h
+++ b/source3/winbindd/winbindd_proto.h
@@ -670,5 +670,10 @@ struct tevent_req *winbindd_uid_to_sid_send(TALLOC_CTX *mem_ctx,
NTSTATUS winbindd_uid_to_sid_recv(struct tevent_req *req,
struct winbindd_response *response);
+struct tevent_req *wb_gid2sid_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ gid_t gid);
+NTSTATUS wb_gid2sid_recv(struct tevent_req *req, struct dom_sid *sid);
+
#endif /* _WINBINDD_PROTO_H_ */