Function json_openchannel_abort

lightningd/dual_open_control.c:2591–2654

}

static struct command_result *
json_openchannel_abort(struct command *cmd,
		       const char *buffer,
		       const jsmntok_t *obj UNNEEDED,
		       const jsmntok_t *params)
{
	struct channel_id *cid;
	struct channel *channel;
	u8 *msg;

	if (!param_check(cmd, buffer, params,
			 p_req("channel_id", param_channel_id, &cid),
			 NULL))
		return command_param_failed();

	channel = channel_by_cid(cmd->ld, cid);
	if (!channel)
		return command_fail(cmd, FUNDING_UNKNOWN_CHANNEL,
				    "Unknown channel %s",
				    fmt_channel_id(tmpctx, cid));

	if (!channel->owner)
		return command_fail(cmd, FUNDING_PEER_NOT_CONNECTED,
				    "Peer not connected");

	if (!channel->open_attempt) {
		if (list_empty(&channel->inflights))
			return command_fail(cmd, FUNDING_STATE_INVALID,
					    "Channel open not in progress");
		/* Commitments may already be stored; we can still abort
		 * until we have sent tx_signatures. */
		if (channel_funding_sigs_sent(channel))
			return command_fail(cmd, FUNDING_STATE_INVALID,
					    "Already sent sigs, can't cancel");
	} else if (channel->open_attempt->cmd) {
		return command_fail(cmd, FUNDING_STATE_INVALID,
				    "Another openchannel command"
				    " is in progress");
	}

	if (channel->openchannel_signed_cmd)
		return command_fail(cmd, FUNDING_STATE_INVALID,
				    "Already sent sigs, waiting for peer's");

	if (command_check_only(cmd))
		return command_check_done(cmd);

	/* If commitments were already exchanged there's no open_attempt;
	 * make one to park the command on, so we respond with the actual
	 * outcome once the abort completes. */
	if (!channel->open_attempt)
		channel->open_attempt = new_channel_open_attempt(channel);

	/* Mark it as aborted so when we clean-up, we send the
	 * correct response */
	channel->open_attempt->aborted = true;
	channel->open_attempt->cmd = cmd;