Bugfix/htlc flush shutdown#8167

Merged

Roasbeef merged 25 commits intolightningnetwork:masterfrom ProofOfKeags:bugfix/htlc-flush-shutdown

Jan 24, 2024

+4,374-3,668

Commits on Jan 22, 2024

htlcswitch+peer: add flush api and lifecycle hooks to ChannelUpdateHandler
ProofOfKeags
committed
chancloser: add new closeAwaitingFlushState
ProofOfKeags
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chancloser: extract ProcessCloseMsg Shutdown handling logic into dedicated method
ProofOfKeags
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chancloser: extract ProcessCloseMsg ClosingSigned handling logic into dedicated method
ProofOfKeags
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chancloser: add BeginNegotiation method to bridge phases
ProofOfKeags
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chancloser: move initFeeBaseline to BeginNegotiation
ProofOfKeags
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chancloser: move nil MarkCoopBroadcasted to BeginNegotiation
ProofOfKeags
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chancloser: cache remote ClosingSigned to deal with race
ProofOfKeags
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peer: rewrite handleCloseMsg in terms of new ChanCloser methods
ProofOfKeags
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chancloser: rewrite tests in terms of new ChanCloser methods
ProofOfKeags
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chancloser: remove ProcessCloseMsg
ProofOfKeags
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htlcswitch: make link forward eligibility flush aware
ProofOfKeags
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peer: handle close messages using link lifecycle hooks
ProofOfKeags
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peer: fix local close requests to shutdown via link lifecycle hooks
ProofOfKeags
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peer: remove tryLinkShutdown due to redundance
ProofOfKeags
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htlcswitch: bounce downstream adds when flushing
ProofOfKeags
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htlcswitch: drop the connection when receiving an invalid add
ProofOfKeags
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htlcswitch: implement flush api for channelLink
ProofOfKeags
committed