From: Martin Schwenke <martin@meltin.net>
Date: Tue, 5 May 2020 13:02:03 +0000 (+1000)
Subject: ctdb-tests: Add leader broadcasts to fake_ctdbd
X-Git-Tag: tdb-1.4.6~114
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4786982cc80f4ec0c23673a144ac179fa60bde78;p=thirdparty%2Fsamba.git

ctdb-tests: Add leader broadcasts to fake_ctdbd

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
---

diff --git a/ctdb/tests/src/fake_ctdbd.c b/ctdb/tests/src/fake_ctdbd.c
index 1f831305e24..9b269ca2fe4 100644
--- a/ctdb/tests/src/fake_ctdbd.c
+++ b/ctdb/tests/src/fake_ctdbd.c
@@ -4362,9 +4362,14 @@ static int client_recv(struct tevent_req *req, int *perr)
 struct server_state {
 	struct tevent_context *ev;
 	struct ctdbd_context *ctdb;
+	struct tevent_timer *leader_broadcast_te;
 	int fd;
 };
 
+static void server_leader_broadcast(struct tevent_context *ev,
+				    struct tevent_timer *te,
+				    struct timeval current_time,
+				    void *private_data);
 static void server_new_client(struct tevent_req *subreq);
 static void server_client_done(struct tevent_req *subreq);
 
@@ -4385,6 +4390,15 @@ static struct tevent_req *server_send(TALLOC_CTX *mem_ctx,
 	state->ctdb = ctdb;
 	state->fd = fd;
 
+	state->leader_broadcast_te = tevent_add_timer(state->ev,
+						      state,
+						      timeval_current_ofs(0, 0),
+						      server_leader_broadcast,
+						      state);
+	if (state->leader_broadcast_te == NULL) {
+		DBG_WARNING("Failed to set up leader broadcast\n");
+	}
+
 	subreq = accept_send(state, ev, fd);
 	if (tevent_req_nomem(subreq, req)) {
 		return tevent_req_post(req, ev);
@@ -4394,6 +4408,41 @@ static struct tevent_req *server_send(TALLOC_CTX *mem_ctx,
 	return req;
 }
 
+static void server_leader_broadcast(struct tevent_context *ev,
+				    struct tevent_timer *te,
+				    struct timeval current_time,
+				    void *private_data)
+{
+	struct server_state *state = talloc_get_type_abort(
+		private_data, struct server_state);
+	struct ctdbd_context *ctdb = state->ctdb;
+	uint32_t leader = ctdb->node_map->recmaster;
+	TDB_DATA data;
+	int ret;
+
+	if (leader == CTDB_UNKNOWN_PNN) {
+		goto done;
+	}
+
+	data.dptr = (uint8_t *)&leader;
+	data.dsize = sizeof(leader);
+
+	ret = srvid_dispatch(ctdb->srv, CTDB_SRVID_LEADER, 0, data);
+	if (ret != 0) {
+		DBG_WARNING("Failed to send leader broadcast, ret=%d\n", ret);
+	}
+
+done:
+	state->leader_broadcast_te = tevent_add_timer(state->ev,
+						      state,
+						      timeval_current_ofs(1, 0),
+						      server_leader_broadcast,
+						      state);
+	if (state->leader_broadcast_te == NULL) {
+		DBG_WARNING("Failed to set up leader broadcast\n");
+	}
+}
+
 static void server_new_client(struct tevent_req *subreq)
 {
 	struct tevent_req *req = tevent_req_callback_data(