Track in-flight splices for failure reporting and crash recovery - #1080

Draft

jkczyz wants to merge 37 commits into

lightningdevkit:mainfrom

jkczyz:2026-08-splice-tracking

Commits on Sep 21, 2026

Commits on Sep 22, 2026

f - Retry funding-broadcast classification instead of dropping it

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Fail funding payments lost to a confirmed conflict

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f - Fail funding payments lost to a confirmed conflict

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Record splice funding payments when signing

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f - Record splice funding payments when signing

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f - Record splice funding payments when signing

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f - Record splice funding payments when signing

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f - Record splice funding payments when signing

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f - Record splice funding payments when signing

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Resolve funding payments when LDK discards a splice round

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f - Resolve funding payments when LDK discards a splice round

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f - Resolve funding payments when LDK discards a splice round

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f - Resolve funding payments when LDK discards a splice round

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Resolve a transaction to the record that owns it before one listing it as a conflict

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Take the funding re-broadcast trace from the write's own read

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Assign random PaymentIds to funding records

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f - Assign random PaymentIds to funding records

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f - Assign random PaymentIds to funding records

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Model pending payments as an enum for pre-broadcast splices

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f - Model pending payments as an enum for pre-broadcast splices

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Adopt the splice-time PaymentId when recording a splice

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Merge sync-created duplicates when recording a funding round

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Persist splice intents until the splice locks

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f - Persist splice intents until the splice locks

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f - Persist splice intents until the splice locks

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f - Persist splice intents until the splice locks

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Abort a splice when funding signing fails

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Add reason and splice parameters to splice failure events

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Unlock lost splice inputs at startup

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f - Unlock lost splice inputs at startup

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f - Unlock lost splice inputs at startup

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Test splice failure surfacing and recovery

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f - Test splice failure surfacing and recovery

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