AaronFiore/electrum
1
0
Fork 0
Code Activity

swaps: trivial rename WITNESS_TEMPLATE_REVERSE_SWAP

Browse Source
This commit is contained in:
SomberNight
2025-08-23 12:44:46 +00:00
parent 08f041f3da
commit 7989d6467b
1 changed files with 4 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
electrum/submarine_swaps.py
View File

@@ -77,7 +77,8 @@ assert MAX_LOCKTIME_DELTA < MIN_FINAL_CLTV_DELTA_FOR_CLIENT
# different length which would still allow for claiming the onchain # different length which would still allow for claiming the onchain
# coins but the invoice couldn't be settled # coins but the invoice couldn't be settled
WITNESS_TEMPLATE_REVERSE_SWAP = [ # Unified witness-script for all swaps. Historically with Boltz-backend, this was the reverse-swap script.
WITNESS_TEMPLATE_SWAP = [
opcodes.OP_SIZE, opcodes.OP_SIZE,
OPPushDataGeneric(None), # idx 1. length of preimage OPPushDataGeneric(None), # idx 1. length of preimage
opcodes.OP_EQUAL, opcodes.OP_EQUAL,
@@ -108,7 +109,7 @@ def _check_swap_scriptcode(
) -> None: ) -> None:
assert (refund_pubkey is not None) or (claim_pubkey is not None), "at least one pubkey must be set" assert (refund_pubkey is not None) or (claim_pubkey is not None), "at least one pubkey must be set"
parsed_script = [x for x in script_GetOp(redeem_script)] parsed_script = [x for x in script_GetOp(redeem_script)]
if not match_script_against_template(redeem_script, WITNESS_TEMPLATE_REVERSE_SWAP): if not match_script_against_template(redeem_script, WITNESS_TEMPLATE_SWAP):
raise Exception("rswap check failed: scriptcode does not match template") raise Exception("rswap check failed: scriptcode does not match template")
if script_to_p2wsh(redeem_script) != lockup_address: if script_to_p2wsh(redeem_script) != lockup_address:
raise Exception("rswap check failed: inconsistent scriptcode and address") raise Exception("rswap check failed: inconsistent scriptcode and address")
@@ -143,7 +144,7 @@ def _construct_swap_scriptcode(
assert isinstance(refund_pubkey, bytes) and len(refund_pubkey) == 33 assert isinstance(refund_pubkey, bytes) and len(refund_pubkey) == 33
assert isinstance(claim_pubkey, bytes) and len(claim_pubkey) == 33 assert isinstance(claim_pubkey, bytes) and len(claim_pubkey) == 33
return construct_script( return construct_script(
WITNESS_TEMPLATE_REVERSE_SWAP, WITNESS_TEMPLATE_SWAP,
values={1: 32, 5: ripemd(payment_hash), 7: claim_pubkey, 10: locktime, 13: refund_pubkey} values={1: 32, 5: ripemd(payment_hash), 7: claim_pubkey, 10: locktime, 13: refund_pubkey}
) )