Resolve forwarded HTLC claims via `MonitorEvent`s#4524

Draft

valentinewallace wants to merge 33 commits into

lightningdevkit:mainfrom

valentinewallace:2026-03-monitor-resolves-fwds

Commits on Jun 3, 2026

Add chain::Watch ack_monitor_event API
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Add monitor event ids
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Ack monitor events immediately
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Support persistent monitor events
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Track recent monitor updates in TestChainMonitor
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Persist user channel id in monitors
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Include user channel id in monitor event
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Pass best block height to outbound_payments::claim_htlc
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Pass monitor event id to claim_funds_internal
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Stop hardcoding from_onchain in monitor ev claim_funds
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Add EventCompletionAction::AckMonitorEvent
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Persistent mon events for off-chain outbound claims
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Filter claims from get_onchain_failed_htlcs return value
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Persistent monitor events for onchain outbound claims
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Check for dangling monitor events in tests
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claim_funds api: Event -> ForwardEventContents
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Abstract params for claim monitor completion action
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Include inbound htlc_id in PaymentForwarded
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HTLCUpdate::htlc_value_satoshis -> msats
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Lay groundwork for forward monitor event tracking
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Ack monitor events post-initial CommitmentSecret
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Ack monitor events if CommitmentSecret was blocked
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Ack monitor events if HTLC was fully removed
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Add MonitorUpdateCompletionAction::EmitForwardEvent
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Ack HTLC monitor events on mid-fulfill channel shutdown
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Persistent monitor events for HTLC forward claims
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Add skimmed fee to monitor updates
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MonitorEvents: HTLC failure reason and skimmed fee
valentinewallace
committed

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Resolve forwarded HTLC claims via `MonitorEvent`s#4524

Resolve forwarded HTLC claims via `MonitorEvent`s#4524
valentinewallace wants to merge 33 commits into
lightningdevkit:mainfrom
valentinewallace:2026-03-monitor-resolves-fwds

Commits on Jun 1, 2026

Split up some tests that have many variants

Remove unnecessary pending_monitor_events clone

Add persistent_monitor_events flag to monitors/manager

Add helper to push monitor events

Rename pending_monitor_events to _legacy

Commits on Jun 3, 2026

Add chain::Watch ack_monitor_event API

Add monitor event ids

Ack monitor events immediately

Support persistent monitor events

Track recent monitor updates in TestChainMonitor

Persist user channel id in monitors

Include user channel id in monitor event

Pass best block height to outbound_payments::claim_htlc

Pass monitor event id to claim_funds_internal

Stop hardcoding from_onchain in monitor ev claim_funds

Add EventCompletionAction::AckMonitorEvent

Persistent mon events for off-chain outbound claims

Filter claims from get_onchain_failed_htlcs return value

Persistent monitor events for onchain outbound claims

Check for dangling monitor events in tests

claim_funds api: Event -> ForwardEventContents

Abstract params for claim monitor completion action

Include inbound htlc_id in PaymentForwarded

HTLCUpdate::htlc_value_satoshis -> msats

Lay groundwork for forward monitor event tracking

Ack monitor events post-initial CommitmentSecret

Ack monitor events if CommitmentSecret was blocked

Ack monitor events if HTLC was fully removed

Add MonitorUpdateCompletionAction::EmitForwardEvent

Ack HTLC monitor events on mid-fulfill channel shutdown

Persistent monitor events for HTLC forward claims

Add skimmed fee to monitor updates

MonitorEvents: HTLC failure reason and skimmed fee