//! The [`NetworkGraph`] stores the network gossip and [`P2PGossipSync`] fetches it from peers
+use bitcoin::amount::Amount;
use bitcoin::blockdata::constants::ChainHash;
use bitcoin::secp256k1::constants::PUBLIC_KEY_SIZE;
use bitcoin::hashes::sha256d::Hash as Sha256dHash;
use bitcoin::hashes::Hash;
-use bitcoin::network::constants::Network;
+use bitcoin::network::Network;
use crate::events::{MessageSendEvent, MessageSendEventsProvider};
-use crate::ln::ChannelId;
+use crate::ln::types::ChannelId;
use crate::ln::features::{ChannelFeatures, NodeFeatures, InitFeatures};
use crate::ln::msgs::{DecodeError, ErrorAction, Init, LightningError, RoutingMessageHandler, SocketAddress, MAX_VALUE_MSAT};
use crate::ln::msgs::{ChannelAnnouncement, ChannelUpdate, NodeAnnouncement, GossipTimestampFilter};
use crate::io_extras::{copy, sink};
use crate::prelude::*;
use core::{cmp, fmt};
-use core::convert::TryFrom;
use crate::sync::{RwLock, RwLockReadGuard, LockTestExt};
#[cfg(feature = "std")]
use core::sync::atomic::{AtomicUsize, Ordering};
NodeId(pubkey.serialize())
}
+ /// Create a new NodeId from a slice of bytes
+ pub fn from_slice(bytes: &[u8]) -> Result<Self, DecodeError> {
+ if bytes.len() != PUBLIC_KEY_SIZE {
+ return Err(DecodeError::InvalidValue);
+ }
+ let mut data = [0; PUBLIC_KEY_SIZE];
+ data.copy_from_slice(bytes);
+ Ok(NodeId(data))
+ }
+
/// Get the public key slice from this NodeId
pub fn as_slice(&self) -> &[u8] {
&self.0
// Prior replies should use the number of blocks that fit into the reply. Overflow
// safe since first_blocknum is always <= last SCID's block.
else {
- (false, block_from_scid(batch.last().unwrap()) - first_blocknum)
+ (false, block_from_scid(*batch.last().unwrap()) - first_blocknum)
};
prev_batch_endblock = first_blocknum + number_of_blocks;
/// Returns a [`DirectedChannelInfo`] for the channel directed to the given `target` from a
/// returned `source`, or `None` if `target` is not one of the channel's counterparties.
pub fn as_directed_to(&self, target: &NodeId) -> Option<(DirectedChannelInfo, &NodeId)> {
+ if self.one_to_two.is_none() || self.two_to_one.is_none() { return None; }
let (direction, source, outbound) = {
if target == &self.node_one {
(self.two_to_one.as_ref(), &self.node_two, false)
return None;
}
};
- direction.map(|dir| (DirectedChannelInfo::new(self, dir, outbound), source))
+ let dir = direction.expect("We checked that both directions are available at the start");
+ Some((DirectedChannelInfo::new(self, dir, outbound), source))
}
/// Returns a [`DirectedChannelInfo`] for the channel directed from the given `source` to a
/// returned `target`, or `None` if `source` is not one of the channel's counterparties.
pub fn as_directed_from(&self, source: &NodeId) -> Option<(DirectedChannelInfo, &NodeId)> {
+ if self.one_to_two.is_none() || self.two_to_one.is_none() { return None; }
let (direction, target, outbound) = {
if source == &self.node_one {
(self.one_to_two.as_ref(), &self.node_two, true)
return None;
}
};
- direction.map(|dir| (DirectedChannelInfo::new(self, dir, outbound), target))
+ let dir = direction.expect("We checked that both directions are available at the start");
+ Some((DirectedChannelInfo::new(self, dir, outbound), target))
}
/// Returns a [`ChannelUpdateInfo`] based on the direction implied by the channel_flag.
///
/// Refers to the `node_id` forwarding the payment to the next hop.
#[inline]
- pub(super) fn source(&self) -> &'a NodeId { if self.from_node_one { &self.channel.node_one } else { &self.channel.node_two } }
+ pub fn source(&self) -> &'a NodeId { if self.from_node_one { &self.channel.node_one } else { &self.channel.node_two } }
/// Returns the `node_id` of the target hop.
///
/// Refers to the `node_id` receiving the payment from the previous hop.
#[inline]
- pub(super) fn target(&self) -> &'a NodeId { if self.from_node_one { &self.channel.node_two } else { &self.channel.node_one } }
+ pub fn target(&self) -> &'a NodeId { if self.from_node_one { &self.channel.node_two } else { &self.channel.node_one } }
}
impl<'a> fmt::Debug for DirectedChannelInfo<'a> {
pub announcement_info: Option<NodeAnnouncementInfo>
}
+impl NodeInfo {
+ /// Returns whether the node has only announced Tor addresses.
+ pub fn is_tor_only(&self) -> bool {
+ self.announcement_info
+ .as_ref()
+ .map(|info| info.addresses())
+ .and_then(|addresses| (!addresses.is_empty()).then(|| addresses))
+ .map(|addresses| addresses.iter().all(|address| address.is_tor()))
+ .unwrap_or(false)
+ }
+}
+
impl fmt::Display for NodeInfo {
fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
write!(f, " channels: {:?}, announcement_info: {:?}",
channels: RwLock::new(channels),
nodes: RwLock::new(nodes),
last_rapid_gossip_sync_timestamp: Mutex::new(last_rapid_gossip_sync_timestamp),
- removed_nodes: Mutex::new(HashMap::new()),
- removed_channels: Mutex::new(HashMap::new()),
+ removed_nodes: Mutex::new(new_hash_map()),
+ removed_channels: Mutex::new(new_hash_map()),
pending_checks: utxo::PendingChecks::new(),
})
}
channels: RwLock::new(IndexedMap::new()),
nodes: RwLock::new(IndexedMap::new()),
last_rapid_gossip_sync_timestamp: Mutex::new(None),
- removed_channels: Mutex::new(HashMap::new()),
- removed_nodes: Mutex::new(HashMap::new()),
+ removed_channels: Mutex::new(new_hash_map()),
+ removed_nodes: Mutex::new(new_hash_map()),
pending_checks: utxo::PendingChecks::new(),
}
}
self.add_channel_between_nodes(short_channel_id, channel_info, None)
}
- fn add_channel_between_nodes(&self, short_channel_id: u64, channel_info: ChannelInfo, utxo_value: Option<u64>) -> Result<(), LightningError> {
+ fn add_channel_between_nodes(&self, short_channel_id: u64, channel_info: ChannelInfo, utxo_value: Option<Amount>) -> Result<(), LightningError> {
let mut channels = self.channels.write().unwrap();
let mut nodes = self.nodes.write().unwrap();
one_to_two: None,
node_two: msg.node_id_2,
two_to_one: None,
- capacity_sats: utxo_value,
+ capacity_sats: utxo_value.map(|a| a.to_sat()),
announcement_message: if msg.excess_data.len() <= MAX_EXCESS_BYTES_FOR_RELAY
{ full_msg.cloned() } else { None },
announcement_received_time,
// NOTE: In the case of no-std, we won't have access to the current UNIX time at the time of removal,
// so we'll just set the removal time here to the current UNIX time on the very next invocation
// of this function.
- #[cfg(feature = "no-std")]
+ #[cfg(not(feature = "std"))]
{
let mut tracked_time = Some(current_time_unix);
core::mem::swap(time, &mut tracked_time);
None => {
core::mem::drop(channels);
self.pending_checks.check_hold_pending_channel_update(msg, full_msg)?;
- return Err(LightningError{err: "Couldn't find channel for update".to_owned(), action: ErrorAction::IgnoreError});
+ return Err(LightningError {
+ err: "Couldn't find channel for update".to_owned(),
+ action: ErrorAction::IgnoreAndLog(Level::Gossip),
+ });
},
Some(channel) => {
if msg.htlc_maximum_msat > MAX_VALUE_MSAT {
use crate::ln::chan_utils::make_funding_redeemscript;
#[cfg(feature = "std")]
use crate::ln::features::InitFeatures;
+ use crate::ln::msgs::SocketAddress;
use crate::routing::gossip::{P2PGossipSync, NetworkGraph, NetworkUpdate, NodeAlias, MAX_EXCESS_BYTES_FOR_RELAY, NodeId, RoutingFees, ChannelUpdateInfo, ChannelInfo, NodeAnnouncementInfo, NodeInfo};
use crate::routing::utxo::{UtxoLookupError, UtxoResult};
use crate::ln::msgs::{RoutingMessageHandler, UnsignedNodeAnnouncement, NodeAnnouncement,
ReplyChannelRange, QueryChannelRange, QueryShortChannelIds, MAX_VALUE_MSAT};
use crate::util::config::UserConfig;
use crate::util::test_utils;
- use crate::util::ser::{ReadableArgs, Readable, Writeable};
+ use crate::util::ser::{Hostname, ReadableArgs, Readable, Writeable};
use crate::util::scid_utils::scid_from_parts;
use crate::routing::gossip::REMOVED_ENTRIES_TRACKING_AGE_LIMIT_SECS;
use bitcoin::hashes::sha256d::Hash as Sha256dHash;
use bitcoin::hashes::Hash;
use bitcoin::hashes::hex::FromHex;
- use bitcoin::network::constants::Network;
+ use bitcoin::network::Network;
+ use bitcoin::amount::Amount;
use bitcoin::blockdata::constants::ChainHash;
use bitcoin::blockdata::script::ScriptBuf;
use bitcoin::blockdata::transaction::TxOut;
let node_1_btckey = SecretKey::from_slice(&[40; 32]).unwrap();
let node_2_btckey = SecretKey::from_slice(&[39; 32]).unwrap();
make_funding_redeemscript(&PublicKey::from_secret_key(secp_ctx, &node_1_btckey),
- &PublicKey::from_secret_key(secp_ctx, &node_2_btckey)).to_v0_p2wsh()
+ &PublicKey::from_secret_key(secp_ctx, &node_2_btckey)).to_p2wsh()
}
pub(crate) fn get_signed_channel_update<F: Fn(&mut UnsignedChannelUpdate)>(f: F, node_key: &SecretKey, secp_ctx: &Secp256k1<secp256k1::All>) -> ChannelUpdate {
// Now test if the transaction is found in the UTXO set and the script is correct.
*chain_source.utxo_ret.lock().unwrap() =
- UtxoResult::Sync(Ok(TxOut { value: 0, script_pubkey: good_script.clone() }));
+ UtxoResult::Sync(Ok(TxOut { value: Amount::ZERO, script_pubkey: good_script.clone() }));
let valid_announcement = get_signed_channel_announcement(|unsigned_announcement| {
unsigned_announcement.short_channel_id += 2;
}, node_1_privkey, node_2_privkey, &secp_ctx);
// If we receive announcement for the same channel, once we've validated it against the
// chain, we simply ignore all new (duplicate) announcements.
*chain_source.utxo_ret.lock().unwrap() =
- UtxoResult::Sync(Ok(TxOut { value: 0, script_pubkey: good_script }));
+ UtxoResult::Sync(Ok(TxOut { value: Amount::ZERO, script_pubkey: good_script }));
match gossip_sync.handle_channel_announcement(&valid_announcement) {
Ok(_) => panic!(),
Err(e) => assert_eq!(e.err, "Already have chain-validated channel")
let node_1_privkey = &SecretKey::from_slice(&[42; 32]).unwrap();
let node_2_privkey = &SecretKey::from_slice(&[41; 32]).unwrap();
- let amount_sats = 1000_000;
+ let amount_sats = Amount::from_sat(1000_000);
let short_channel_id;
{
};
let valid_channel_update = get_signed_channel_update(|unsigned_channel_update| {
- unsigned_channel_update.htlc_maximum_msat = amount_sats * 1000 + 1;
+ unsigned_channel_update.htlc_maximum_msat = amount_sats.to_sat() * 1000 + 1;
unsigned_channel_update.timestamp += 110;
}, node_1_privkey, &secp_ctx);
match gossip_sync.handle_channel_update(&valid_channel_update) {
let node_id = NodeId([42; 33]);
assert_eq!(format!("{}", &node_id), "2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a");
}
+
+ #[test]
+ fn is_tor_only_node() {
+ let network_graph = create_network_graph();
+ let (secp_ctx, gossip_sync) = create_gossip_sync(&network_graph);
+
+ let node_1_privkey = &SecretKey::from_slice(&[42; 32]).unwrap();
+ let node_2_privkey = &SecretKey::from_slice(&[41; 32]).unwrap();
+ let node_1_id = NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, node_1_privkey));
+
+ let announcement = get_signed_channel_announcement(|_| {}, node_1_privkey, node_2_privkey, &secp_ctx);
+ gossip_sync.handle_channel_announcement(&announcement).unwrap();
+
+ let tcp_ip_v4 = SocketAddress::TcpIpV4 {
+ addr: [255, 254, 253, 252],
+ port: 9735
+ };
+ let tcp_ip_v6 = SocketAddress::TcpIpV6 {
+ addr: [255, 254, 253, 252, 251, 250, 249, 248, 247, 246, 245, 244, 243, 242, 241, 240],
+ port: 9735
+ };
+ let onion_v2 = SocketAddress::OnionV2([255, 254, 253, 252, 251, 250, 249, 248, 247, 246, 38, 7]);
+ let onion_v3 = SocketAddress::OnionV3 {
+ ed25519_pubkey: [255, 254, 253, 252, 251, 250, 249, 248, 247, 246, 245, 244, 243, 242, 241, 240, 239, 238, 237, 236, 235, 234, 233, 232, 231, 230, 229, 228, 227, 226, 225, 224],
+ checksum: 32,
+ version: 16,
+ port: 9735
+ };
+ let hostname = SocketAddress::Hostname {
+ hostname: Hostname::try_from(String::from("host")).unwrap(),
+ port: 9735,
+ };
+
+ assert!(!network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(|_| {}, node_1_privkey, &secp_ctx);
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(!network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(
+ |announcement| {
+ announcement.addresses = vec![
+ tcp_ip_v4.clone(), tcp_ip_v6.clone(), onion_v2.clone(), onion_v3.clone(),
+ hostname.clone()
+ ];
+ announcement.timestamp += 1000;
+ },
+ node_1_privkey, &secp_ctx
+ );
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(!network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(
+ |announcement| {
+ announcement.addresses = vec![
+ tcp_ip_v4.clone(), tcp_ip_v6.clone(), onion_v2.clone(), onion_v3.clone()
+ ];
+ announcement.timestamp += 2000;
+ },
+ node_1_privkey, &secp_ctx
+ );
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(!network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(
+ |announcement| {
+ announcement.addresses = vec![
+ tcp_ip_v6.clone(), onion_v2.clone(), onion_v3.clone()
+ ];
+ announcement.timestamp += 3000;
+ },
+ node_1_privkey, &secp_ctx
+ );
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(!network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(
+ |announcement| {
+ announcement.addresses = vec![onion_v2.clone(), onion_v3.clone()];
+ announcement.timestamp += 4000;
+ },
+ node_1_privkey, &secp_ctx
+ );
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(
+ |announcement| {
+ announcement.addresses = vec![onion_v2.clone()];
+ announcement.timestamp += 5000;
+ },
+ node_1_privkey, &secp_ctx
+ );
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+
+ let announcement = get_signed_node_announcement(
+ |announcement| {
+ announcement.addresses = vec![tcp_ip_v4.clone()];
+ announcement.timestamp += 6000;
+ },
+ node_1_privkey, &secp_ctx
+ );
+ gossip_sync.handle_node_announcement(&announcement).unwrap();
+ assert!(!network_graph.read_only().node(&node_1_id).unwrap().is_tor_only());
+ }
}
#[cfg(ldk_bench)]