109 lines
2.7 KiB
Python
109 lines
2.7 KiB
Python
# (c) Copyright 2018 by Coinkite Inc. This file is part of Coldcard <coldcardwallet.com>
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# and is covered by GPLv3 license found in COPYING.
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#
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# Access a local bitcoin-Qt/bitcoind on testnet
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#
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# Must have these lines in the bitcoin.conf file:
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#
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# testnet=1
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# server=1
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#
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import pytest, os
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from bitcoinrpc.authproxy import AuthServiceProxy
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from base64 import b64encode, b64decode
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URL = '127.0.0.1:18332'
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AUTHFILE = '~/Library/Application Support/Bitcoin/testnet3/.cookie'
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@pytest.fixture(scope='function')
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def bitcoind():
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# JSON-RPC connection to a bitcoind instance
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try:
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cookie = open(os.path.expanduser(AUTHFILE), 'rt').read().strip()
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except FileNotFoundError:
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raise pytest.skip('no local bitcoind')
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# see <https://github.com/jgarzik/python-bitcoinrpc>
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conn = AuthServiceProxy('http://' + cookie + '@' + URL)
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assert conn.getblockchaininfo()['chain'] == 'test'
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return conn
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@pytest.fixture
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def match_key(bitcoind, set_master_key, reset_seed_words):
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# load simulator w/ existing bip32 master key of testnet instance
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# bummer: dumpmasterprivkey RPC call was removed!
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#prv = bitcoind.dumpmasterprivkey()
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def doit():
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print("match_key: doit()")
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from tempfile import mktemp
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fn = mktemp()
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bitcoind.dumpwallet(fn)
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prv = None
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for ln in open(fn, 'rt').readlines():
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if 'extended private masterkey' in ln:
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assert not prv
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prv = ln.split(": ", 1)[1].strip()
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os.unlink(fn)
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assert prv.startswith('tprv')
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xfp = set_master_key(prv)
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return xfp
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# NOTE: set_master_key does teardown/reset
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return doit
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@pytest.fixture()
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def bitcoind_finalizer(bitcoind):
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# Use bitcoind to finalize a PSBT and get out txn
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def doit(psbt, extract=True):
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rv = bitcoind.finalizepsbt(b64encode(psbt).decode('ascii'), extract)
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return b64decode(rv.get('psbt', '')), rv.get('hex'), rv['complete']
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return doit
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@pytest.fixture()
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def bitcoind_analyze(bitcoind):
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# Use bitcoind to finalize a PSBT and get out txn
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def doit(psbt):
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return bitcoind.analyzepsbt(b64encode(psbt).decode('ascii'))
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return doit
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@pytest.fixture()
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def bitcoind_decode(bitcoind):
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# Use bitcoind to finalize a PSBT and get out txn
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def doit(psbt):
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return bitcoind.decodepsbt(b64encode(psbt).decode('ascii'))
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return doit
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@pytest.fixture()
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def explora():
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def doit(*parts):
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import urllib.request
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import json
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url = 'https://blockstream.info/testnet/api/' + '/'.join(parts)
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with urllib.request.urlopen(url) as response:
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return json.load(response)
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return doit
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# EOF
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