Function openchannel_bump

lightningd/dual_open_control.c:2480–2526

};

static struct command_result *openchannel_bump(struct openchannel_bump_info *info)
{
	struct open_attempt *oa;
	struct channel_inflight *inflight;
	struct channel *channel;
	struct command *cmd = info->cmd;

	/* We re-check channel in case it changed! */
	channel = channel_by_cid(cmd->ld, info->cid);
	if (!channel)
		return command_fail(cmd, FUNDING_UNKNOWN_CHANNEL,
				    "Unknown channel %s",
				    fmt_channel_id(tmpctx, info->cid));

	inflight = channel_current_inflight(channel);
	if (!inflight) {
		return command_fail(cmd, FUNDING_STATE_INVALID,
				    "No inflight for this channel exists.");
	}

	if (!inflight->remote_tx_sigs) {
		return command_fail(cmd, FUNDING_STATE_INVALID,
				    "Funding sigs for this channel not "
				    "secured, see `openchannel_signed`");
	}

	/* It's possible that the last open failed/was aborted.
	 * So now we restart the attempt! */
	if (!channel->owner) {
		char *err = restart_dualopend(cmd, cmd->ld, channel, false);
		if (err)
			return command_fail(cmd, FUNDING_PEER_NOT_CONNECTED,
					    "%s", err);
	}

	channel->open_attempt = oa = new_channel_open_attempt(channel);
	oa->funding = *info->amount;
	oa->cmd = info->cmd;
	oa->our_upfront_shutdown_script
		= channel->shutdown_scriptpubkey[LOCAL];

	subd_send_msg(channel->owner,
		      take(towire_dualopend_rbf_init(NULL, *info->amount,
						     *info->feerate_per_kw_funding,
						     info->psbt)));
	return command_still_pending(cmd);
}

/* sync_waiter must return void, so we use a simple wrapper */
static void openchannel_bump_after_sync(struct chain_topology *topo,