Merge pull request #620 from TheBlueMatt/2020-05-pre-bindings-cleanups
[rust-lightning] / lightning / src / util / test_utils.rs
index 0e9c20252cca9a1147960fc0866edf1f3a2d5d37..91af4202d28be148a7e333673fbb486089e5a061 100644 (file)
@@ -3,15 +3,16 @@ use chain::chaininterface::{ConfirmationTarget, ChainError, ChainWatchInterface}
 use chain::transaction::OutPoint;
 use chain::keysinterface;
 use ln::channelmonitor;
-use ln::features::InitFeatures;
+use ln::features::{ChannelFeatures, InitFeatures};
 use ln::msgs;
-use ln::msgs::LightningError;
 use ln::channelmonitor::HTLCUpdate;
 use util::enforcing_trait_impls::EnforcingChannelKeys;
 use util::events;
 use util::logger::{Logger, Level, Record};
 use util::ser::{Readable, Writer, Writeable};
 
+use bitcoin::BitcoinHash;
+use bitcoin::blockdata::constants::genesis_block;
 use bitcoin::blockdata::transaction::Transaction;
 use bitcoin::blockdata::script::{Builder, Script};
 use bitcoin::blockdata::block::Block;
@@ -19,11 +20,12 @@ use bitcoin::blockdata::opcodes;
 use bitcoin::network::constants::Network;
 use bitcoin::hash_types::{Txid, BlockHash};
 
-use bitcoin::secp256k1::{SecretKey, PublicKey};
+use bitcoin::secp256k1::{SecretKey, PublicKey, Secp256k1, Signature};
 
 use std::time::{SystemTime, UNIX_EPOCH};
 use std::sync::Mutex;
-use std::mem;
+use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
+use std::{cmp, mem};
 use std::collections::HashMap;
 
 pub struct TestVecWriter(pub Vec<u8>);
@@ -66,7 +68,9 @@ impl<'a> TestChannelMonitor<'a> {
                }
        }
 }
-impl<'a> channelmonitor::ManyChannelMonitor<EnforcingChannelKeys> for TestChannelMonitor<'a> {
+impl<'a> channelmonitor::ManyChannelMonitor for TestChannelMonitor<'a> {
+       type Keys = EnforcingChannelKeys;
+
        fn add_monitor(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor<EnforcingChannelKeys>) -> Result<(), channelmonitor::ChannelMonitorUpdateErr> {
                // At every point where we get a monitor update, we should be able to send a useful monitor
                // to a watchtower and disk...
@@ -170,41 +174,105 @@ impl events::MessageSendEventsProvider for TestChannelMessageHandler {
        }
 }
 
+fn get_dummy_channel_announcement(short_chan_id: u64) -> msgs::ChannelAnnouncement {
+       use bitcoin::secp256k1::ffi::Signature as FFISignature;
+       let secp_ctx = Secp256k1::new();
+       let network = Network::Testnet;
+       let node_1_privkey = SecretKey::from_slice(&[42; 32]).unwrap();
+       let node_2_privkey = SecretKey::from_slice(&[41; 32]).unwrap();
+       let node_1_btckey = SecretKey::from_slice(&[40; 32]).unwrap();
+       let node_2_btckey = SecretKey::from_slice(&[39; 32]).unwrap();
+       let unsigned_ann = msgs::UnsignedChannelAnnouncement {
+               features: ChannelFeatures::known(),
+               chain_hash: genesis_block(network).header.bitcoin_hash(),
+               short_channel_id: short_chan_id,
+               node_id_1: PublicKey::from_secret_key(&secp_ctx, &node_1_privkey),
+               node_id_2: PublicKey::from_secret_key(&secp_ctx, &node_2_privkey),
+               bitcoin_key_1: PublicKey::from_secret_key(&secp_ctx, &node_1_btckey),
+               bitcoin_key_2: PublicKey::from_secret_key(&secp_ctx, &node_2_btckey),
+               excess_data: Vec::new(),
+       };
+
+       msgs::ChannelAnnouncement {
+               node_signature_1: Signature::from(FFISignature::new()),
+               node_signature_2: Signature::from(FFISignature::new()),
+               bitcoin_signature_1: Signature::from(FFISignature::new()),
+               bitcoin_signature_2: Signature::from(FFISignature::new()),
+               contents: unsigned_ann,
+       }
+}
+
+fn get_dummy_channel_update(short_chan_id: u64) -> msgs::ChannelUpdate {
+       use bitcoin::secp256k1::ffi::Signature as FFISignature;
+       let network = Network::Testnet;
+       msgs::ChannelUpdate {
+               signature: Signature::from(FFISignature::new()),
+               contents: msgs::UnsignedChannelUpdate {
+                       chain_hash: genesis_block(network).header.bitcoin_hash(),
+                       short_channel_id: short_chan_id,
+                       timestamp: 0,
+                       flags: 0,
+                       cltv_expiry_delta: 0,
+                       htlc_minimum_msat: 0,
+                       fee_base_msat: 0,
+                       fee_proportional_millionths: 0,
+                       excess_data: vec![],
+               }
+       }
+}
+
 pub struct TestRoutingMessageHandler {
-       request_full_sync: bool,
+       pub chan_upds_recvd: AtomicUsize,
+       pub chan_anns_recvd: AtomicUsize,
+       pub chan_anns_sent: AtomicUsize,
+       pub request_full_sync: AtomicBool,
 }
 
 impl TestRoutingMessageHandler {
        pub fn new() -> Self {
                TestRoutingMessageHandler {
-                       request_full_sync: false,
+                       chan_upds_recvd: AtomicUsize::new(0),
+                       chan_anns_recvd: AtomicUsize::new(0),
+                       chan_anns_sent: AtomicUsize::new(0),
+                       request_full_sync: AtomicBool::new(false),
                }
        }
-
-       pub fn set_request_full_sync(mut self) -> Self {
-               self.request_full_sync = true;
-               self
-       }
 }
 impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
-       fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, LightningError> {
-               Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
+       fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, msgs::LightningError> {
+               Err(msgs::LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
        }
-       fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, LightningError> {
-               Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
+       fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, msgs::LightningError> {
+               self.chan_anns_recvd.fetch_add(1, Ordering::AcqRel);
+               Err(msgs::LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
        }
-       fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, LightningError> {
-               Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
+       fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, msgs::LightningError> {
+               self.chan_upds_recvd.fetch_add(1, Ordering::AcqRel);
+               Err(msgs::LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
        }
        fn handle_htlc_fail_channel_update(&self, _update: &msgs::HTLCFailChannelUpdate) {}
-       fn get_next_channel_announcements(&self, _starting_point: u64, _batch_amount: u8) -> Vec<(msgs::ChannelAnnouncement, Option<msgs::ChannelUpdate>, Option<msgs::ChannelUpdate>)> {
-               Vec::new()
+       fn get_next_channel_announcements(&self, starting_point: u64, batch_amount: u8) -> Vec<(msgs::ChannelAnnouncement, Option<msgs::ChannelUpdate>, Option<msgs::ChannelUpdate>)> {
+               let mut chan_anns = Vec::new();
+               const TOTAL_UPDS: u64 = 100;
+               let end: u64 = cmp::min(starting_point + batch_amount as u64, TOTAL_UPDS - self.chan_anns_sent.load(Ordering::Acquire) as u64);
+               for i in starting_point..end {
+                       let chan_upd_1 = get_dummy_channel_update(i);
+                       let chan_upd_2 = get_dummy_channel_update(i);
+                       let chan_ann = get_dummy_channel_announcement(i);
+
+                       chan_anns.push((chan_ann, Some(chan_upd_1), Some(chan_upd_2)));
+               }
+
+               self.chan_anns_sent.fetch_add(chan_anns.len(), Ordering::AcqRel);
+               chan_anns
        }
+
        fn get_next_node_announcements(&self, _starting_point: Option<&PublicKey>, _batch_amount: u8) -> Vec<msgs::NodeAnnouncement> {
                Vec::new()
        }
+
        fn should_request_full_sync(&self, _node_id: &PublicKey) -> bool {
-               self.request_full_sync
+               self.request_full_sync.load(Ordering::Acquire)
        }
 }