diff options
Diffstat (limited to 'contrib/signet/miner')
| -rwxr-xr-x | contrib/signet/miner | 111 |
1 files changed, 10 insertions, 101 deletions
diff --git a/contrib/signet/miner b/contrib/signet/miner index b366b98e2d..fdcd20ae3b 100755 --- a/contrib/signet/miner +++ b/contrib/signet/miner @@ -4,7 +4,6 @@ # file COPYING or http://www.opensource.org/licenses/mit-license.php. import argparse -import base64 import json import logging import math @@ -15,14 +14,13 @@ import sys import time import subprocess -from io import BytesIO - PATH_BASE_CONTRIB_SIGNET = os.path.abspath(os.path.dirname(os.path.realpath(__file__))) PATH_BASE_TEST_FUNCTIONAL = os.path.abspath(os.path.join(PATH_BASE_CONTRIB_SIGNET, "..", "..", "test", "functional")) sys.path.insert(0, PATH_BASE_TEST_FUNCTIONAL) -from test_framework.blocktools import WITNESS_COMMITMENT_HEADER, script_BIP34_coinbase_height # noqa: E402 -from test_framework.messages import CBlock, CBlockHeader, COutPoint, CTransaction, CTxIn, CTxInWitness, CTxOut, from_hex, deser_string, hash256, ser_compact_size, ser_string, ser_uint256, tx_from_hex, uint256_from_str # noqa: E402 +from test_framework.blocktools import get_witness_script, script_BIP34_coinbase_height # noqa: E402 +from test_framework.messages import CBlock, CBlockHeader, COutPoint, CTransaction, CTxIn, CTxInWitness, CTxOut, from_binary, from_hex, ser_string, ser_uint256, tx_from_hex # noqa: E402 +from test_framework.psbt import PSBT, PSBTMap, PSBT_GLOBAL_UNSIGNED_TX, PSBT_IN_FINAL_SCRIPTSIG, PSBT_IN_FINAL_SCRIPTWITNESS, PSBT_IN_NON_WITNESS_UTXO, PSBT_IN_SIGHASH_TYPE # noqa: E402 from test_framework.script import CScriptOp # noqa: E402 logging.basicConfig( @@ -34,99 +32,12 @@ SIGNET_HEADER = b"\xec\xc7\xda\xa2" PSBT_SIGNET_BLOCK = b"\xfc\x06signetb" # proprietary PSBT global field holding the block being signed RE_MULTIMINER = re.compile("^(\d+)(-(\d+))?/(\d+)$") -# #### some helpers that could go into test_framework - -# like from_hex, but without the hex part -def FromBinary(cls, stream): - """deserialize a binary stream (or bytes object) into an object""" - # handle bytes object by turning it into a stream - was_bytes = isinstance(stream, bytes) - if was_bytes: - stream = BytesIO(stream) - obj = cls() - obj.deserialize(stream) - if was_bytes: - assert len(stream.read()) == 0 - return obj - -class PSBTMap: - """Class for serializing and deserializing PSBT maps""" - - def __init__(self, map=None): - self.map = map if map is not None else {} - - def deserialize(self, f): - m = {} - while True: - k = deser_string(f) - if len(k) == 0: - break - v = deser_string(f) - if len(k) == 1: - k = k[0] - assert k not in m - m[k] = v - self.map = m - - def serialize(self): - m = b"" - for k,v in self.map.items(): - if isinstance(k, int) and 0 <= k and k <= 255: - k = bytes([k]) - m += ser_compact_size(len(k)) + k - m += ser_compact_size(len(v)) + v - m += b"\x00" - return m - -class PSBT: - """Class for serializing and deserializing PSBTs""" - - def __init__(self): - self.g = PSBTMap() - self.i = [] - self.o = [] - self.tx = None - - def deserialize(self, f): - assert f.read(5) == b"psbt\xff" - self.g = FromBinary(PSBTMap, f) - assert 0 in self.g.map - self.tx = FromBinary(CTransaction, self.g.map[0]) - self.i = [FromBinary(PSBTMap, f) for _ in self.tx.vin] - self.o = [FromBinary(PSBTMap, f) for _ in self.tx.vout] - return self - - def serialize(self): - assert isinstance(self.g, PSBTMap) - assert isinstance(self.i, list) and all(isinstance(x, PSBTMap) for x in self.i) - assert isinstance(self.o, list) and all(isinstance(x, PSBTMap) for x in self.o) - assert 0 in self.g.map - tx = FromBinary(CTransaction, self.g.map[0]) - assert len(tx.vin) == len(self.i) - assert len(tx.vout) == len(self.o) - - psbt = [x.serialize() for x in [self.g] + self.i + self.o] - return b"psbt\xff" + b"".join(psbt) - - def to_base64(self): - return base64.b64encode(self.serialize()).decode("utf8") - - @classmethod - def from_base64(cls, b64psbt): - return FromBinary(cls, base64.b64decode(b64psbt)) - -# ##### - def create_coinbase(height, value, spk): cb = CTransaction() cb.vin = [CTxIn(COutPoint(0, 0xffffffff), script_BIP34_coinbase_height(height), 0xffffffff)] cb.vout = [CTxOut(value, spk)] return cb -def get_witness_script(witness_root, witness_nonce): - commitment = uint256_from_str(hash256(ser_uint256(witness_root) + ser_uint256(witness_nonce))) - return b"\x6a" + CScriptOp.encode_op_pushdata(WITNESS_COMMITMENT_HEADER + ser_uint256(commitment)) - def signet_txs(block, challenge): # assumes signet solution has not been added yet so does not need # to be removed @@ -163,11 +74,11 @@ def signet_txs(block, challenge): def do_createpsbt(block, signme, spendme): psbt = PSBT() - psbt.g = PSBTMap( {0: signme.serialize(), + psbt.g = PSBTMap( {PSBT_GLOBAL_UNSIGNED_TX: signme.serialize(), PSBT_SIGNET_BLOCK: block.serialize() } ) - psbt.i = [ PSBTMap( {0: spendme.serialize(), - 3: bytes([1,0,0,0])}) + psbt.i = [ PSBTMap( {PSBT_IN_NON_WITNESS_UTXO: spendme.serialize(), + PSBT_IN_SIGHASH_TYPE: bytes([1,0,0,0])}) ] psbt.o = [ PSBTMap() ] return psbt.to_base64() @@ -179,10 +90,10 @@ def do_decode_psbt(b64psbt): assert len(psbt.tx.vout) == 1 assert PSBT_SIGNET_BLOCK in psbt.g.map - scriptSig = psbt.i[0].map.get(7, b"") - scriptWitness = psbt.i[0].map.get(8, b"\x00") + scriptSig = psbt.i[0].map.get(PSBT_IN_FINAL_SCRIPTSIG, b"") + scriptWitness = psbt.i[0].map.get(PSBT_IN_FINAL_SCRIPTWITNESS, b"\x00") - return FromBinary(CBlock, psbt.g.map[PSBT_SIGNET_BLOCK]), ser_string(scriptSig) + scriptWitness + return from_binary(CBlock, psbt.g.map[PSBT_SIGNET_BLOCK]), ser_string(scriptSig) + scriptWitness def finish_block(block, signet_solution, grind_cmd): block.vtx[0].vout[-1].scriptPubKey += CScriptOp.encode_op_pushdata(SIGNET_HEADER + signet_solution) @@ -222,7 +133,7 @@ def generate_psbt(tmpl, reward_spk, *, blocktime=None): cbwit = CTxInWitness() cbwit.scriptWitness.stack = [ser_uint256(witnonce)] block.vtx[0].wit.vtxinwit = [cbwit] - block.vtx[0].vout.append(CTxOut(0, get_witness_script(witroot, witnonce))) + block.vtx[0].vout.append(CTxOut(0, bytes(get_witness_script(witroot, witnonce)))) signme, spendme = signet_txs(block, signet_spk_bin) @@ -627,5 +538,3 @@ def main(): if __name__ == "__main__": main() - - |