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Trampoline forwarding [2]: HTLCSource variant refactors - #4027

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a-mpch wants to merge 15 commits into

lightningdevkit:mainfrom

a-mpch:2025-08-trampoline-forwarding-pt2

Commits on Aug 26, 2025
- Compute trampoline session_priv from outer session_priv
  valentinewallace
  committed
  ebf378c
- Simplify test_trampoline_unblinded_receive
  valentinewallace
  committed
  69f8a65
- Simplify test_trampoline_single_hop_receive
  valentinewallace
  committed
  3daab67
- Test trampoline fwd payload encoded as receive
  valentinewallace
  committed
  b6febbc
Commits on Aug 27, 2025
- f: fix failing test from 3daab676b0be582b8b8624ebd3567e4ab4eb685b
  a-mpch
  committed
  35a0eb5
- Add trampoline `LocalHTLCFailureReason` variants per spec
  a-mpch
  committed
  e0b0d25
- Enforce Trampoline constraints
  
  a-mpch
  and
  arik-so
  committed
  cfbade2
Commits on Aug 29, 2025
- Add TrampolineForward variant to HTLCSource enum
  a-mpch
  committed
  df49139
- Extract common HTLC failure handling into helper methods
  a-mpch
  committed
  01e3742
- Extract claiming funds from previous hop to helper method
  a-mpch
  committed
  fbe7626
- Add trampoline routing failure handling
  a-mpch
  committed
  559f8db
- Add trampoline routing payment claiming
  a-mpch
  committed
  05448f5
- Extract channelmonitor recovery to external helper
  a-mpch
  committed
  a56f00c
- Add channel monitor recovery for trampoline forwards
  a-mpch
  committed
  7f78fc4
- Expand `HTLCDestination` variants for Trampoline forwards
  
  a-mpch
  and
  arik-so
  committed
  04d9053