From 8714bf903c21824f17c954be00b35f18fb7afc1b Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Thu, 8 Apr 2021 15:46:49 +0930
Subject: [PATCH] subd: send versions at startup.

For channeld, we move status_setup_sync() to a more obvious place.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 channeld/channeld.c | 4 ++--
 common/status.c     | 7 +++++++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/channeld/channeld.c b/channeld/channeld.c
index 42cdfa61c..7f33b1a8c 100644
--- a/channeld/channeld.c
+++ b/channeld/channeld.c
@@ -3040,8 +3040,6 @@ static void init_channel(struct peer *peer)
 
 	assert(!(fcntl(MASTER_FD, F_GETFL) & O_NONBLOCK));
 
-	status_setup_sync(MASTER_FD);
-
 	msg = wire_sync_read(tmpctx, MASTER_FD);
 	if (!fromwire_channeld_init(peer, msg,
 				   &chainparams,
@@ -3225,6 +3223,8 @@ int main(int argc, char *argv[])
 
 	subdaemon_setup(argc, argv);
 
+	status_setup_sync(MASTER_FD);
+
 	peer = tal(NULL, struct peer);
 	peer->expecting_pong = false;
 	timers_init(&peer->timers, time_mono());
diff --git a/common/status.c b/common/status.c
index c54944bb4..42612de05 100644
--- a/common/status.c
+++ b/common/status.c
@@ -11,6 +11,7 @@
 #include <common/status.h>
 #include <common/status_wiregen.h>
 #include <common/utils.h>
+#include <common/version.h>
 #include <errno.h>
 #include <signal.h>
 #include <wire/peer_wire.h>
@@ -59,6 +60,9 @@ void status_setup_sync(int fd)
 	assert(!status_conn);
 	status_fd = fd;
 	setup_logging_sighandler();
+
+	/* Send version now. */
+	status_send(take(towire_status_version(NULL, version())));
 }
 
 static void destroy_daemon_conn(struct daemon_conn *dc UNUSED)
@@ -75,6 +79,9 @@ void status_setup_async(struct daemon_conn *master)
 	tal_add_destructor(master, destroy_daemon_conn);
 
 	setup_logging_sighandler();
+
+	/* Send version now. */
+	status_send(take(towire_status_version(NULL, version())));
 }
 
 void status_send(const u8 *msg TAKES)