]> git.bitcoin.ninja Git - rust-lightning/commitdiff
Test new transactions_unconfirmed 2021-03-transaction_unconfirmed
authorMatt Corallo <git@bluematt.me>
Mon, 22 Mar 2021 22:07:13 +0000 (18:07 -0400)
committerMatt Corallo <git@bluematt.me>
Wed, 14 Apr 2021 18:26:31 +0000 (14:26 -0400)
lightning/src/ln/functional_test_utils.rs
lightning/src/ln/reorg_tests.rs

index 53ba82c4a0dfb92f612c3bc6891f165a6d98654a..e3f5003aaf67f58ccbf91e9b112dbf28525b387e 100644 (file)
@@ -77,6 +77,7 @@ pub fn confirm_transaction_at<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>, tx: &T
 }
 
 /// The possible ways we may notify a ChannelManager of a new block
+#[derive(Clone, Copy, PartialEq)]
 pub enum ConnectStyle {
        /// Calls update_best_block first, detecting transactions in the block only after receiving the
        /// header and height information.
@@ -1413,7 +1414,7 @@ pub fn check_preimage_claim<'a, 'b, 'c>(node: &Node<'a, 'b, 'c>, prev_txn: &Vec<
        res
 }
 
-pub fn get_announce_close_broadcast_events<'a, 'b, 'c>(nodes: &Vec<Node<'a, 'b, 'c>>, a: usize, b: usize)  {
+pub fn handle_announce_close_broadcast_events<'a, 'b, 'c>(nodes: &Vec<Node<'a, 'b, 'c>>, a: usize, b: usize, needs_err_handle: bool, expected_error: &str)  {
        let events_1 = nodes[a].node.get_and_clear_pending_msg_events();
        assert_eq!(events_1.len(), 2);
        let as_update = match events_1[0] {
@@ -1425,25 +1426,30 @@ pub fn get_announce_close_broadcast_events<'a, 'b, 'c>(nodes: &Vec<Node<'a, 'b,
        match events_1[1] {
                MessageSendEvent::HandleError { node_id, action: msgs::ErrorAction::SendErrorMessage { ref msg } } => {
                        assert_eq!(node_id, nodes[b].node.get_our_node_id());
-                       assert_eq!(msg.data, "Commitment or closing transaction was confirmed on chain.");
+                       assert_eq!(msg.data, expected_error);
+                       if needs_err_handle {
+                               nodes[b].node.handle_error(&nodes[a].node.get_our_node_id(), msg);
+                       }
                },
                _ => panic!("Unexpected event"),
        }
 
        let events_2 = nodes[b].node.get_and_clear_pending_msg_events();
-       assert_eq!(events_2.len(), 2);
+       assert_eq!(events_2.len(), if needs_err_handle { 1 } else { 2 });
        let bs_update = match events_2[0] {
                MessageSendEvent::BroadcastChannelUpdate { ref msg } => {
                        msg.clone()
                },
                _ => panic!("Unexpected event"),
        };
-       match events_2[1] {
-               MessageSendEvent::HandleError { node_id, action: msgs::ErrorAction::SendErrorMessage { ref msg } } => {
-                       assert_eq!(node_id, nodes[a].node.get_our_node_id());
-                       assert_eq!(msg.data, "Commitment or closing transaction was confirmed on chain.");
-               },
-               _ => panic!("Unexpected event"),
+       if !needs_err_handle {
+               match events_2[1] {
+                       MessageSendEvent::HandleError { node_id, action: msgs::ErrorAction::SendErrorMessage { ref msg } } => {
+                               assert_eq!(node_id, nodes[a].node.get_our_node_id());
+                               assert_eq!(msg.data, expected_error);
+                       },
+                       _ => panic!("Unexpected event"),
+               }
        }
 
        for node in nodes {
@@ -1452,6 +1458,10 @@ pub fn get_announce_close_broadcast_events<'a, 'b, 'c>(nodes: &Vec<Node<'a, 'b,
        }
 }
 
+pub fn get_announce_close_broadcast_events<'a, 'b, 'c>(nodes: &Vec<Node<'a, 'b, 'c>>, a: usize, b: usize)  {
+       handle_announce_close_broadcast_events(nodes, a, b, false, "Commitment or closing transaction was confirmed on chain.");
+}
+
 #[cfg(test)]
 macro_rules! get_channel_value_stat {
        ($node: expr, $channel_id: expr) => {{
index 5684deea4e6e19d02b399a875b74d1dcf7432965..d5a3d042f297846d3d4af516a878b8985f48427d 100644 (file)
@@ -183,7 +183,7 @@ fn test_onchain_htlc_timeout_delay_remote_commitment() {
        do_test_onchain_htlc_reorg(false, false);
 }
 
-fn do_test_unconf_chan(reload_node: bool, reorg_after_reload: bool, connect_style: ConnectStyle) {
+fn do_test_unconf_chan(reload_node: bool, reorg_after_reload: bool, use_funding_unconfirmed: bool, connect_style: ConnectStyle) {
        // After creating a chan between nodes, we disconnect all blocks previously seen to force a
        // channel close on nodes[0] side. We also use this to provide very basic testing of logic
        // around freeing background events which store monitor updates during block_[dis]connected.
@@ -196,7 +196,7 @@ fn do_test_unconf_chan(reload_node: bool, reorg_after_reload: bool, connect_styl
        let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
        *nodes[0].connect_style.borrow_mut() = connect_style;
 
-       let chan_id = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).2;
+       let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
 
        let channel_state = nodes[0].node.channel_state.lock().unwrap();
        assert_eq!(channel_state.by_id.len(), 1);
@@ -204,8 +204,19 @@ fn do_test_unconf_chan(reload_node: bool, reorg_after_reload: bool, connect_styl
        mem::drop(channel_state);
 
        if !reorg_after_reload {
-               disconnect_all_blocks(&nodes[0]);
-               check_closed_broadcast!(nodes[0], true);
+               if use_funding_unconfirmed {
+                       let relevant_txids = nodes[0].node.get_relevant_txids();
+                       assert_eq!(&relevant_txids[..], &[chan.3.txid()]);
+                       nodes[0].node.transaction_unconfirmed(&relevant_txids[0]);
+               } else {
+                       disconnect_all_blocks(&nodes[0]);
+               }
+               if connect_style == ConnectStyle::FullBlockViaListen && !use_funding_unconfirmed {
+                       handle_announce_close_broadcast_events(&nodes, 0, 1, true, "Funding transaction was un-confirmed. Locked at 6 confs, now have 2 confs.");
+               } else {
+                       handle_announce_close_broadcast_events(&nodes, 0, 1, true, "Funding transaction was un-confirmed. Locked at 6 confs, now have 0 confs.");
+               }
+               check_added_monitors!(nodes[1], 1);
                {
                        let channel_state = nodes[0].node.channel_state.lock().unwrap();
                        assert_eq!(channel_state.by_id.len(), 0);
@@ -249,14 +260,31 @@ fn do_test_unconf_chan(reload_node: bool, reorg_after_reload: bool, connect_styl
                };
                nodes[0].node = &nodes_0_deserialized;
                assert!(nodes_0_read.is_empty());
+               if !reorg_after_reload {
+                       // If the channel is already closed when we reload the node, we'll broadcast a closing
+                       // transaction via the ChannelMonitor which is missing a corresponding channel.
+                       assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
+                       nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clear();
+               }
 
                nodes[0].chain_monitor.watch_channel(chan_0_monitor.get_funding_txo().0.clone(), chan_0_monitor).unwrap();
                check_added_monitors!(nodes[0], 1);
        }
 
        if reorg_after_reload {
-               disconnect_all_blocks(&nodes[0]);
-               check_closed_broadcast!(nodes[0], true);
+               if use_funding_unconfirmed {
+                       let relevant_txids = nodes[0].node.get_relevant_txids();
+                       assert_eq!(&relevant_txids[..], &[chan.3.txid()]);
+                       nodes[0].node.transaction_unconfirmed(&relevant_txids[0]);
+               } else {
+                       disconnect_all_blocks(&nodes[0]);
+               }
+               if connect_style == ConnectStyle::FullBlockViaListen && !use_funding_unconfirmed {
+                       handle_announce_close_broadcast_events(&nodes, 0, 1, true, "Funding transaction was un-confirmed. Locked at 6 confs, now have 2 confs.");
+               } else {
+                       handle_announce_close_broadcast_events(&nodes, 0, 1, true, "Funding transaction was un-confirmed. Locked at 6 confs, now have 0 confs.");
+               }
+               check_added_monitors!(nodes[1], 1);
                {
                        let channel_state = nodes[0].node.channel_state.lock().unwrap();
                        assert_eq!(channel_state.by_id.len(), 0);
@@ -265,25 +293,44 @@ fn do_test_unconf_chan(reload_node: bool, reorg_after_reload: bool, connect_styl
        }
        // With expect_channel_force_closed set the TestChainMonitor will enforce that the next update
        // is a ChannelForcClosed on the right channel with should_broadcast set.
-       *nodes[0].chain_monitor.expect_channel_force_closed.lock().unwrap() = Some((chan_id, true));
+       *nodes[0].chain_monitor.expect_channel_force_closed.lock().unwrap() = Some((chan.2, true));
        nodes[0].node.test_process_background_events(); // Required to free the pending background monitor update
        check_added_monitors!(nodes[0], 1);
+       assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
+       nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clear();
+
+       // Now check that we can create a new channel
+       create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       send_payment(&nodes[0], &[&nodes[1]], 8000000, 8_000_000);
 }
 
 #[test]
 fn test_unconf_chan() {
-       do_test_unconf_chan(true, true, ConnectStyle::BestBlockFirstSkippingBlocks);
-       do_test_unconf_chan(false, true, ConnectStyle::BestBlockFirstSkippingBlocks);
-       do_test_unconf_chan(true, false, ConnectStyle::BestBlockFirstSkippingBlocks);
-       do_test_unconf_chan(false, false, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(true, true, false, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(false, true, false, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(true, false, false, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(false, false, false, ConnectStyle::BestBlockFirstSkippingBlocks);
 }
 
 #[test]
 fn test_unconf_chan_via_listen() {
-       do_test_unconf_chan(true, true, ConnectStyle::FullBlockViaListen);
-       do_test_unconf_chan(false, true, ConnectStyle::FullBlockViaListen);
-       do_test_unconf_chan(true, false, ConnectStyle::FullBlockViaListen);
-       do_test_unconf_chan(false, false, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(true, true, false, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(false, true, false, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(true, false, false, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(false, false, false, ConnectStyle::FullBlockViaListen);
+}
+
+#[test]
+fn test_unconf_chan_via_funding_unconfirmed() {
+       do_test_unconf_chan(true, true, true, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(false, true, true, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(true, false, true, ConnectStyle::BestBlockFirstSkippingBlocks);
+       do_test_unconf_chan(false, false, true, ConnectStyle::BestBlockFirstSkippingBlocks);
+
+       do_test_unconf_chan(true, true, true, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(false, true, true, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(true, false, true, ConnectStyle::FullBlockViaListen);
+       do_test_unconf_chan(false, false, true, ConnectStyle::FullBlockViaListen);
 }
 
 #[test]