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@ -487,12 +487,18 @@ def test_reconnect_gossiping(node_factory): |
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l2.daemon.wait_for_log('processing now old peer gone') |
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@flaky |
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@unittest.skipIf(not DEVELOPER, "needs dev-disconnect") |
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def test_reconnect_no_update(node_factory, executor): |
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""" |
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def test_reconnect_no_update(node_factory, executor, bitcoind): |
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"""Test that funding_locked is retransmitted on reconnect if new channel |
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This tests if the `funding_locked` is sent if we receive a |
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`channel_reestablish` message with `next_commitment_number` == 1 and |
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our `next_commitment_number` == 1. |
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`channel_reestablish` message with `next_commitment_number` == 1 |
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and our `next_commitment_number` == 1. |
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This test makes extensive use of disconnects followed by automatic |
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reconnects. See comments for details. |
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""" |
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disconnects = ["@WIRE_FUNDING_LOCKED", "@WIRE_SHUTDOWN"] |
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# Allow bad gossip because it might receive WIRE_CHANNEL_UPDATE before |
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@ -502,18 +508,26 @@ def test_reconnect_no_update(node_factory, executor): |
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# For channeld reconnection |
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l1.rpc.connect(l2.info["id"], "localhost", l2.port) |
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# LightningNode.fundchannel will fund the channel and generate a |
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# block. The block triggers the funding_locked message, which |
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# causes a disconnect. The retransmission is then caused by the |
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# automatic retry. |
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fundchannel_exec = executor.submit(l1.fundchannel, l2, 10**6, False) |
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if l1.config('experimental-dual-fund'): |
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l2.daemon.wait_for_log(r"Unexpected `tx_signatures` from peer. Allowing.") |
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l1.daemon.wait_for_log(r"dualopend.* Retransmitting funding_locked for channel") |
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else: |
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l1.daemon.wait_for_log(r"channeld.* Retransmitting funding_locked for channel") |
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sync_blockheight(bitcoind, [l1, l2]) |
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fundchannel_exec.result() |
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l1.stop() |
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# For closingd reconnection |
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scid, _ = fundchannel_exec.result() |
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l1.daemon.start() |
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executor.submit(l1.rpc.close, scid, 0) |
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# Close will trigger the @WIRE_SHUTDOWN and we then wait for the |
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# automatic reconnection to trigger the retransmission. |
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l1.rpc.close(l2.info['id'], 0) |
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l2.daemon.wait_for_log(r"closingd.* Retransmitting funding_locked for channel") |
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l1.daemon.wait_for_log(r"CLOSINGD_COMPLETE") |
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