s3:winbind: Convert WINBINDD_GID_TO_SID the new API

4 files changed, 95 insertions, 59 deletions

diff --git a/source3/winbindd/winbindd.c b/source3/winbindd/winbindd.c
index 9af63ff32e..4425517385 100644
--- a/source3/winbindd/winbindd.c
+++ b/source3/winbindd/winbindd.c
@@ -473,7 +473,6 @@ static struct winbindd_dispatch_table {
 
 	/* Lookup related functions */
 
-	{ WINBINDD_GID_TO_SID, winbindd_gid_to_sid, "GID_TO_SID" },
 	{ WINBINDD_ALLOCATE_UID, winbindd_allocate_uid, "ALLOCATE_UID" },
 	{ WINBINDD_ALLOCATE_GID, winbindd_allocate_gid, "ALLOCATE_GID" },
 	{ WINBINDD_SET_MAPPING, winbindd_set_mapping, "SET_MAPPING" },
@@ -530,6 +529,8 @@ static struct winbindd_async_dispatch_table async_nonpriv_table[] = {
 	  winbindd_sid_to_gid_send, winbindd_sid_to_gid_recv },
 	{ WINBINDD_UID_TO_SID, "UID_TO_SID",
 	  winbindd_uid_to_sid_send, winbindd_uid_to_sid_recv },
+	{ WINBINDD_GID_TO_SID, "GID_TO_SID",
+	  winbindd_gid_to_sid_send, winbindd_gid_to_sid_recv },
 
 	{ 0, NULL, NULL, NULL }
 };
diff --git a/source3/winbindd/winbindd_gid_to_sid.c b/source3/winbindd/winbindd_gid_to_sid.c
new file mode 100644
index 0000000000..b2cc3c2613
--- /dev/null
+++ b/source3/winbindd/winbindd_gid_to_sid.c
@@ -0,0 +1,87 @@
+/*
+   Unix SMB/CIFS implementation.
+   async implementation of WINBINDD_GID_TO_SID
+   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"
+
+struct winbindd_gid_to_sid_state {
+	struct tevent_context *ev;
+	gid_t gid;
+	struct dom_sid sid;
+};
+
+static void winbindd_gid_to_sid_done(struct tevent_req *subreq);
+
+struct tevent_req *winbindd_gid_to_sid_send(TALLOC_CTX *mem_ctx,
+					    struct tevent_context *ev,
+					    struct winbindd_request *request)
+{
+	struct tevent_req *req, *subreq;
+	struct winbindd_gid_to_sid_state *state;
+
+	req = tevent_req_create(mem_ctx, &state,
+				struct winbindd_gid_to_sid_state);
+	if (req == NULL) {
+		return NULL;
+	}
+	state->ev = ev;
+
+	DEBUG(3, ("gid_to_sid %d\n", (int)request->data.gid));
+
+	subreq = wb_gid2sid_send(state, ev, request->data.gid);
+	if (tevent_req_nomem(subreq, req)) {
+		return tevent_req_post(req, ev);
+	}
+	tevent_req_set_callback(subreq, winbindd_gid_to_sid_done, req);
+	return req;
+}
+
+static void winbindd_gid_to_sid_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct winbindd_gid_to_sid_state *state = tevent_req_data(
+		req, struct winbindd_gid_to_sid_state);
+	NTSTATUS status;
+
+	status = wb_gid2sid_recv(subreq, &state->sid);
+	TALLOC_FREE(subreq);
+	if (!NT_STATUS_IS_OK(status)) {
+		tevent_req_nterror(req, status);
+		return;
+	}
+	tevent_req_done(req);
+}
+
+NTSTATUS winbindd_gid_to_sid_recv(struct tevent_req *req,
+				  struct winbindd_response *response)
+{
+	struct winbindd_gid_to_sid_state *state = tevent_req_data(
+		req, struct winbindd_gid_to_sid_state);
+	NTSTATUS status;
+
+	if (tevent_req_is_nterror(req, &status)) {
+		DEBUG(5, ("Could not convert sid %s: %s\n",
+			  sid_string_dbg(&state->sid), nt_errstr(status)));
+		return status;
+	}
+	sid_to_fstring(response->data.sid.sid, &state->sid);
+	response->data.sid.type = SID_NAME_USER;
+	return NT_STATUS_OK;
+}
diff --git a/source3/winbindd/winbindd_proto.h b/source3/winbindd/winbindd_proto.h
index d8bd984590..38d5200aae 100644
--- a/source3/winbindd/winbindd_proto.h
+++ b/source3/winbindd/winbindd_proto.h
@@ -675,5 +675,11 @@ struct tevent_req *wb_gid2sid_send(TALLOC_CTX *mem_ctx,
 				   gid_t gid);
 NTSTATUS wb_gid2sid_recv(struct tevent_req *req, struct dom_sid *sid);
 
+struct tevent_req *winbindd_gid_to_sid_send(TALLOC_CTX *mem_ctx,
+					    struct tevent_context *ev,
+					    struct winbindd_request *request);
+NTSTATUS winbindd_gid_to_sid_recv(struct tevent_req *req,
+				  struct winbindd_response *response);
+
 
 #endif /*  _WINBINDD_PROTO_H_  */
diff --git a/source3/winbindd/winbindd_sid.c b/source3/winbindd/winbindd_sid.c
index 654f352ba3..db000682ae 100644
--- a/source3/winbindd/winbindd_sid.c
+++ b/source3/winbindd/winbindd_sid.c
@@ -171,64 +171,6 @@ void winbindd_set_hwm(struct winbindd_cli_state *state)
 	winbindd_set_hwm_async(state->mem_ctx, &xid, set_hwm_recv, state);
 }
 
-/* Convert a gid to a sid */
-
-static void gid2sid_recv(void *private_data, bool success, const char *sidstr)
-{
-	struct winbindd_cli_state *state =
-		(struct winbindd_cli_state *)private_data;
-	struct dom_sid sid;
-
-	if (!success || !string_to_sid(&sid, sidstr)) {
-		ZERO_STRUCT(sid);
-		idmap_cache_set_sid2gid(&sid, state->request->data.gid);
-		request_error(state);
-		return;
-	}
-	DEBUG(10,("gid2sid: gid %lu has sid %s\n",
-		  (unsigned long)(state->request->data.gid), sidstr));
-
-	idmap_cache_set_sid2gid(&sid, state->request->data.gid);
-	fstrcpy(state->response->data.sid.sid, sidstr);
-	state->response->data.sid.type = SID_NAME_DOM_GRP;
-	request_ok(state);
-	return;
-}
-
-
-void winbindd_gid_to_sid(struct winbindd_cli_state *state)
-{
-	struct dom_sid sid;
-	bool expired;
-
-	DEBUG(3, ("[%5lu]: gid to sid %lu\n", (unsigned long)state->pid, 
-		  (unsigned long)state->request->data.gid));
-
-	if (idmap_cache_find_gid2sid(state->request->data.gid, &sid,
-				     &expired)) {
-		DEBUG(10, ("idmap_cache_find_gid2sid found %d%s\n",
-			   (int)state->request->data.gid,
-			   expired ? " (expired)": ""));
-		if (expired && IS_DOMAIN_ONLINE(find_our_domain())) {
-			DEBUG(10, ("revalidating expired entry\n"));
-			goto backend;
-		}
-		if (is_null_sid(&sid)) {
-			DEBUG(10, ("Returning negative cache entry\n"));
-			request_error(state);
-			return;
-		}
-		DEBUG(10, ("Returning positive cache entry\n"));
-		sid_to_fstring(state->response->data.sid.sid, &sid);
-		request_ok(state);
-		return;
-	}
-
-	/* always use async calls (may block) */
- backend:
-	winbindd_gid2sid_async(state->mem_ctx, state->request->data.gid, gid2sid_recv, state);
-}
-
 void winbindd_allocate_uid(struct winbindd_cli_state *state)
 {
 	if ( !state->privileged ) {