use bitcoin::blockdata::script::Script;
use bitcoin::hash_types::{Txid, BlockHash};
+use crate::ln::{ChannelId, PaymentPreimage, PaymentHash, PaymentSecret};
use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, InitFeatures, NodeFeatures};
use crate::ln::onion_utils;
use crate::onion_message;
use crate::util::logger;
use crate::util::ser::{LengthReadable, Readable, ReadableArgs, Writeable, Writer, WithoutLength, FixedLengthReader, HighZeroBytesDroppedBigSize, Hostname, TransactionU16LenLimited, BigSize};
-use crate::ln::{PaymentPreimage, PaymentHash, PaymentSecret};
-
use crate::routing::gossip::{NodeAlias, NodeId};
/// 21 million * 10^8 * 1000
///
/// All-0s indicates a general error unrelated to a specific channel, after which all channels
/// with the sending peer should be closed.
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// A possibly human-readable error description.
///
/// The string should be sanitized before it is used (e.g., emitted to logs or printed to
/// The channel ID involved in the warning.
///
/// All-0s indicates a warning unrelated to a specific channel.
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// A possibly human-readable warning description.
///
/// The string should be sanitized before it is used (e.g. emitted to logs or printed to
/// The genesis hash of the blockchain where the channel is to be opened
pub chain_hash: BlockHash,
/// A temporary channel ID, until the funding outpoint is announced
- pub temporary_channel_id: [u8; 32],
+ pub temporary_channel_id: ChannelId,
/// The channel value
pub funding_satoshis: u64,
/// The amount to push to the counterparty as part of the open, in milli-satoshi
/// The genesis hash of the blockchain where the channel is to be opened
pub chain_hash: BlockHash,
/// A temporary channel ID derived using a zeroed out value for the channel acceptor's revocation basepoint
- pub temporary_channel_id: [u8; 32],
+ pub temporary_channel_id: ChannelId,
/// The feerate for the funding transaction set by the channel initiator
pub funding_feerate_sat_per_1000_weight: u32,
/// The feerate for the commitment transaction set by the channel initiator
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct AcceptChannel {
/// A temporary channel ID, until the funding outpoint is announced
- pub temporary_channel_id: [u8; 32],
+ pub temporary_channel_id: ChannelId,
/// The threshold below which outputs on transactions broadcast by sender will be omitted
pub dust_limit_satoshis: u64,
/// The maximum inbound HTLC value in flight towards sender, in milli-satoshi
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct AcceptChannelV2 {
/// The same `temporary_channel_id` received from the initiator's `open_channel2` message.
- pub temporary_channel_id: [u8; 32],
+ pub temporary_channel_id: ChannelId,
/// Part of the channel value contributed by the channel acceptor
pub funding_satoshis: u64,
/// The threshold below which outputs on transactions broadcast by the channel acceptor will be
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct FundingCreated {
/// A temporary channel ID, until the funding is established
- pub temporary_channel_id: [u8; 32],
+ pub temporary_channel_id: ChannelId,
/// The funding transaction ID
pub funding_txid: Txid,
/// The specific output index funding this channel
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct FundingSigned {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The signature of the channel acceptor (fundee) on the initial commitment transaction
pub signature: Signature,
#[cfg(taproot)]
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ChannelReady {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The per-commitment point of the second commitment transaction
pub next_per_commitment_point: PublicKey,
/// If set, provides a `short_channel_id` alias for this channel.
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxAddInput {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// A randomly chosen unique identifier for this input, which is even for initiators and odd for
/// non-initiators.
pub serial_id: u64,
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxAddOutput {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// A randomly chosen unique identifier for this output, which is even for initiators and odd for
/// non-initiators.
pub serial_id: u64,
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxRemoveInput {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The serial ID of the input to be removed
pub serial_id: u64,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxRemoveOutput {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The serial ID of the output to be removed
pub serial_id: u64,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxComplete {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
}
/// A tx_signatures message containing the sender's signatures for a transaction constructed with
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxSignatures {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The TXID
pub tx_hash: Txid,
/// The list of witnesses
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxInitRbf {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The locktime of the transaction
pub locktime: u32,
/// The feerate of the transaction
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxAckRbf {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The number of satoshis the sender will contribute to or, if negative, remove from
/// (e.g. splice-out) the funding output of the transaction
pub funding_output_contribution: Option<i64>,
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct TxAbort {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// Message data
pub data: Vec<u8>,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct Shutdown {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The destination of this peer's funds on closing.
///
/// Must be in one of these forms: P2PKH, P2SH, P2WPKH, P2WSH, P2TR.
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ClosingSigned {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The proposed total fee for the closing transaction
pub fee_satoshis: u64,
/// A signature on the closing transaction
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct UpdateAddHTLC {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The HTLC ID
pub htlc_id: u64,
/// The HTLC value in milli-satoshi
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct UpdateFulfillHTLC {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The HTLC ID
pub htlc_id: u64,
/// The pre-image of the payment hash, allowing HTLC redemption
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct UpdateFailHTLC {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The HTLC ID
pub htlc_id: u64,
pub(crate) reason: OnionErrorPacket,
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct UpdateFailMalformedHTLC {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The HTLC ID
pub htlc_id: u64,
pub(crate) sha256_of_onion: [u8; 32],
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct CommitmentSigned {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// A signature on the commitment transaction
pub signature: Signature,
/// Signatures on the HTLC transactions
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct RevokeAndACK {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The secret corresponding to the per-commitment point
pub per_commitment_secret: [u8; 32],
/// The next sender-broadcast commitment transaction's per-commitment point
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct UpdateFee {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// Fee rate per 1000-weight of the transaction
pub feerate_per_kw: u32,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ChannelReestablish {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The next commitment number for the sender
pub next_local_commitment_number: u64,
/// The next commitment number for the recipient
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct AnnouncementSignatures {
/// The channel ID
- pub channel_id: [u8; 32],
+ pub channel_id: ChannelId,
/// The short channel ID
pub short_channel_id: u64,
/// A signature by the node key
}
/// Used to put an error message in a [`LightningError`].
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
pub enum ErrorAction {
/// The peer took some action which made us think they were useless. Disconnect them.
DisconnectPeer {
/// Handle an incoming `channel_ready` message from the given peer.
fn handle_channel_ready(&self, their_node_id: &PublicKey, msg: &ChannelReady);
- // Channl close:
+ // Channel close:
/// Handle an incoming `shutdown` message from the given peer.
fn handle_shutdown(&self, their_node_id: &PublicKey, msg: &Shutdown);
/// Handle an incoming `closing_signed` message from the given peer.
use bitcoin::{Transaction, PackedLockTime, TxIn, Script, Sequence, Witness, TxOut};
use hex;
use crate::ln::{PaymentPreimage, PaymentHash, PaymentSecret};
+ use crate::ln::ChannelId;
use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, InitFeatures, NodeFeatures};
use crate::ln::msgs::{self, FinalOnionHopData, OnionErrorPacket};
use crate::routing::gossip::{NodeAlias, NodeId};
};
let cr = msgs::ChannelReestablish {
- channel_id: [4, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0],
+ channel_id: ChannelId::from_bytes([4, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0]),
next_local_commitment_number: 3,
next_remote_commitment_number: 4,
your_last_per_commitment_secret: [9;32],
};
let cr = msgs::ChannelReestablish {
- channel_id: [4, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0],
+ channel_id: ChannelId::from_bytes([4, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0]),
next_local_commitment_number: 3,
next_remote_commitment_number: 4,
your_last_per_commitment_secret: [9;32],
let sig_1 = get_sig_on!(privkey, secp_ctx, String::from("01010101010101010101010101010101"));
let sig_2 = get_sig_on!(privkey, secp_ctx, String::from("02020202020202020202020202020202"));
let announcement_signatures = msgs::AnnouncementSignatures {
- channel_id: [4, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0],
+ channel_id: ChannelId::from_bytes([4, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0]),
short_channel_id: 2316138423780173,
node_signature: sig_1,
bitcoin_signature: sig_2,
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let open_channel = msgs::OpenChannel {
chain_hash: BlockHash::from_hex("6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000").unwrap(),
- temporary_channel_id: [2; 32],
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
funding_satoshis: 1311768467284833366,
push_msat: 2536655962884945560,
dust_limit_satoshis: 3608586615801332854,
let (_, pubkey_7) = get_keys_from!("0707070707070707070707070707070707070707070707070707070707070707", secp_ctx);
let open_channelv2 = msgs::OpenChannelV2 {
chain_hash: BlockHash::from_hex("6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000").unwrap(),
- temporary_channel_id: [2; 32],
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
funding_feerate_sat_per_1000_weight: 821716,
commitment_feerate_sat_per_1000_weight: 821716,
funding_satoshis: 1311768467284833366,
let (_, pubkey_5) = get_keys_from!("0505050505050505050505050505050505050505050505050505050505050505", secp_ctx);
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let accept_channel = msgs::AcceptChannel {
- temporary_channel_id: [2; 32],
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
dust_limit_satoshis: 1311768467284833366,
max_htlc_value_in_flight_msat: 2536655962884945560,
channel_reserve_satoshis: 3608586615801332854,
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let (_, pubkey_7) = get_keys_from!("0707070707070707070707070707070707070707070707070707070707070707", secp_ctx);
let accept_channelv2 = msgs::AcceptChannelV2 {
- temporary_channel_id: [2; 32],
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
funding_satoshis: 1311768467284833366,
dust_limit_satoshis: 1311768467284833366,
max_htlc_value_in_flight_msat: 2536655962884945560,
let (privkey_1, _) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
let sig_1 = get_sig_on!(privkey_1, secp_ctx, String::from("01010101010101010101010101010101"));
let funding_created = msgs::FundingCreated {
- temporary_channel_id: [2; 32],
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
funding_txid: Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap(),
funding_output_index: 255,
signature: sig_1,
let (privkey_1, _) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
let sig_1 = get_sig_on!(privkey_1, secp_ctx, String::from("01010101010101010101010101010101"));
let funding_signed = msgs::FundingSigned {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
signature: sig_1,
#[cfg(taproot)]
partial_signature_with_nonce: None,
let secp_ctx = Secp256k1::new();
let (_, pubkey_1,) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
let channel_ready = msgs::ChannelReady {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
next_per_commitment_point: pubkey_1,
short_channel_id_alias: None,
};
#[test]
fn encoding_tx_add_input() {
let tx_add_input = msgs::TxAddInput {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
serial_id: 4886718345,
prevtx: TransactionU16LenLimited::new(Transaction {
version: 2,
#[test]
fn encoding_tx_add_output() {
let tx_add_output = msgs::TxAddOutput {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
serial_id: 4886718345,
sats: 4886718345,
script: Address::from_str("bc1qxmk834g5marzm227dgqvynd23y2nvt2ztwcw2z").unwrap().script_pubkey(),
#[test]
fn encoding_tx_remove_input() {
let tx_remove_input = msgs::TxRemoveInput {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
serial_id: 4886718345,
};
let encoded_value = tx_remove_input.encode();
#[test]
fn encoding_tx_remove_output() {
let tx_remove_output = msgs::TxRemoveOutput {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
serial_id: 4886718345,
};
let encoded_value = tx_remove_output.encode();
#[test]
fn encoding_tx_complete() {
let tx_complete = msgs::TxComplete {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
};
let encoded_value = tx_complete.encode();
let target_value = hex::decode("0202020202020202020202020202020202020202020202020202020202020202").unwrap();
#[test]
fn encoding_tx_signatures() {
let tx_signatures = msgs::TxSignatures {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
tx_hash: Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap(),
witnesses: vec![
Witness::from_vec(vec![
fn do_encoding_tx_init_rbf(funding_value_with_hex_target: Option<(i64, &str)>) {
let tx_init_rbf = msgs::TxInitRbf {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
locktime: 305419896,
feerate_sat_per_1000_weight: 20190119,
funding_output_contribution: if let Some((value, _)) = funding_value_with_hex_target { Some(value) } else { None },
fn do_encoding_tx_ack_rbf(funding_value_with_hex_target: Option<(i64, &str)>) {
let tx_ack_rbf = msgs::TxAckRbf {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
funding_output_contribution: if let Some((value, _)) = funding_value_with_hex_target { Some(value) } else { None },
};
let encoded_value = tx_ack_rbf.encode();
#[test]
fn encoding_tx_abort() {
let tx_abort = msgs::TxAbort {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
data: hex::decode("54686520717569636B2062726F776E20666F78206A756D7073206F76657220746865206C617A7920646F672E").unwrap(),
};
let encoded_value = tx_abort.encode();
let (_, pubkey_1) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
let script = Builder::new().push_opcode(opcodes::OP_TRUE).into_script();
let shutdown = msgs::Shutdown {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
scriptpubkey:
if script_type == 1 { Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey() }
else if script_type == 2 { Address::p2sh(&script, Network::Testnet).unwrap().script_pubkey() }
let (privkey_1, _) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
let sig_1 = get_sig_on!(privkey_1, secp_ctx, String::from("01010101010101010101010101010101"));
let closing_signed = msgs::ClosingSigned {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
fee_satoshis: 2316138423780173,
signature: sig_1,
fee_range: None,
assert_eq!(msgs::ClosingSigned::read(&mut Cursor::new(&target_value)).unwrap(), closing_signed);
let closing_signed_with_range = msgs::ClosingSigned {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
fee_satoshis: 2316138423780173,
signature: sig_1,
fee_range: Some(msgs::ClosingSignedFeeRange {
hmac: [2; 32]
};
let update_add_htlc = msgs::UpdateAddHTLC {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
htlc_id: 2316138423780173,
amount_msat: 3608586615801332854,
payment_hash: PaymentHash([1; 32]),
#[test]
fn encoding_update_fulfill_htlc() {
let update_fulfill_htlc = msgs::UpdateFulfillHTLC {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
htlc_id: 2316138423780173,
payment_preimage: PaymentPreimage([1; 32]),
};
data: [1; 32].to_vec(),
};
let update_fail_htlc = msgs::UpdateFailHTLC {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
htlc_id: 2316138423780173,
reason
};
#[test]
fn encoding_update_fail_malformed_htlc() {
let update_fail_malformed_htlc = msgs::UpdateFailMalformedHTLC {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
htlc_id: 2316138423780173,
sha256_of_onion: [1; 32],
failure_code: 255
let sig_3 = get_sig_on!(privkey_3, secp_ctx, String::from("01010101010101010101010101010101"));
let sig_4 = get_sig_on!(privkey_4, secp_ctx, String::from("01010101010101010101010101010101"));
let commitment_signed = msgs::CommitmentSigned {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
signature: sig_1,
htlc_signatures: if htlcs { vec![sig_2, sig_3, sig_4] } else { Vec::new() },
#[cfg(taproot)]
let secp_ctx = Secp256k1::new();
let (_, pubkey_1) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
let raa = msgs::RevokeAndACK {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
per_commitment_secret: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1],
next_per_commitment_point: pubkey_1,
#[cfg(taproot)]
#[test]
fn encoding_update_fee() {
let update_fee = msgs::UpdateFee {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
feerate_per_kw: 20190119,
};
let encoded_value = update_fee.encode();
#[test]
fn encoding_error() {
let error = msgs::ErrorMessage {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
data: String::from("rust-lightning"),
};
let encoded_value = error.encode();
#[test]
fn encoding_warning() {
let error = msgs::WarningMessage {
- channel_id: [2; 32],
+ channel_id: ChannelId::from_bytes([2; 32]),
data: String::from("rust-lightning"),
};
let encoded_value = error.encode();