Function peer_disconnected

lightningd/peer_control.c:2222–2272

This is also called when we reconnect, but we don't fail connect attempts */

/* This is also called when we reconnect, but we don't fail connect attempts */
static void peer_disconnected(struct lightningd *ld,
			      const struct node_id *id,
			      u64 connectd_counter,
			      u64 connected_time_nsec,
			      bool fail_connect_attempts)
{
	struct disconnect_command *i, *next;
	struct peer *p;

	wallet_save_network_event(ld, id,
				  NETWORK_EVENT_DISCONNECT,
				  NULL, connected_time_nsec, false);

	/* If we still have peer, it's disconnected now */
	p = peer_by_id(ld, id);
	if (p) {
		struct channel *channel;
		assert(p->connectd_counter == connectd_counter);
		log_peer_debug(ld->log, id, "peer_disconnected");
		p->connected = PEER_DISCONNECTED;

		/* Note: we don't force subds to stop.  They should exit soon,
		 * but if we get a (re)connection we'll force them to stop */
		list_for_each(&p->channels, channel, list)
			channel_gossip_channel_disconnect(channel);
	}

	/* If you were trying to connect, it failed. */
	if (fail_connect_attempts)
		connect_failed_disconnect(ld, id,
					  p && !p->connected_incoming ? &p->addr : NULL);

	/* Fire off plugin notifications */
	notify_disconnect(ld, id);

	/* Wake any disconnect commands (removes self from list) */
	list_for_each_safe(&ld->disconnect_commands, i, next, list) {
		if (!node_id_eq(&i->id, id))
			continue;

		was_pending(command_success(i->cmd,
					    json_stream_success(i->cmd)));
	}

	/* If connection was only thing keeping it, this will delete it. */
	if (p)
		maybe_delete_peer(p);

	/* Maybe graceful wants to know? */
	check_graceful_shutdown(ld);
}

void handle_peer_disconnected(struct lightningd *ld, const u8 *msg)
{