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292b1a3e9c
If there are multiple external signers, `GetExternalSigner()` will just pick the first one in the list. If the user has two or more hardware wallets connected at the same time, he might not notice this. This PR adds a check and fails with suitable message.
102 lines
3.8 KiB
Python
Executable file
102 lines
3.8 KiB
Python
Executable file
#!/usr/bin/env python3
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# Copyright (c) 2018-2021 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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import os
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import sys
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import argparse
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import json
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def perform_pre_checks():
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mock_result_path = os.path.join(os.getcwd(), "mock_result")
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if(os.path.isfile(mock_result_path)):
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with open(mock_result_path, "r", encoding="utf8") as f:
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mock_result = f.read()
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if mock_result[0]:
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sys.stdout.write(mock_result[2:])
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sys.exit(int(mock_result[0]))
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def enumerate(args):
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sys.stdout.write(json.dumps([{"fingerprint": "00000001", "type": "trezor", "model": "trezor_t"}]))
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def getdescriptors(args):
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xpub = "tpubD6NzVbkrYhZ4WaWSyoBvQwbpLkojyoTZPRsgXELWz3Popb3qkjcJyJUGLnL4qHHoQvao8ESaAstxYSnhyswJ76uZPStJRJCTKvosUCJZL5B"
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sys.stdout.write(json.dumps({
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"receive": [
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"pkh([00000001/44'/1'/" + args.account + "']" + xpub + "/0/*)#vt6w3l3j",
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"sh(wpkh([00000001/49'/1'/" + args.account + "']" + xpub + "/0/*))#r0grqw5x",
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"wpkh([00000001/84'/1'/" + args.account + "']" + xpub + "/0/*)#x30uthjs"
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],
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"internal": [
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"pkh([00000001/44'/1'/" + args.account + "']" + xpub + "/1/*)#all0v2p2",
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"sh(wpkh([00000001/49'/1'/" + args.account + "']" + xpub + "/1/*))#kwx4c3pe",
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"wpkh([00000001/84'/1'/" + args.account + "']" + xpub + "/1/*)#h92akzzg"
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]
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}))
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def displayaddress(args):
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# Several descriptor formats are acceptable, so allowing for potential
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# changes to InferDescriptor:
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if args.fingerprint != "00000001":
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return sys.stdout.write(json.dumps({"error": "Unexpected fingerprint", "fingerprint": args.fingerprint}))
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expected_desc = [
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"wpkh([00000001/84'/1'/0'/0/0]02c97dc3f4420402e01a113984311bf4a1b8de376cac0bdcfaf1b3ac81f13433c7)#0yneg42r"
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]
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if args.desc not in expected_desc:
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return sys.stdout.write(json.dumps({"error": "Unexpected descriptor", "desc": args.desc}))
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return sys.stdout.write(json.dumps({"address": "bcrt1qm90ugl4d48jv8n6e5t9ln6t9zlpm5th68x4f8g"}))
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def signtx(args):
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if args.fingerprint != "00000001":
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return sys.stdout.write(json.dumps({"error": "Unexpected fingerprint", "fingerprint": args.fingerprint}))
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with open(os.path.join(os.getcwd(), "mock_psbt"), "r", encoding="utf8") as f:
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mock_psbt = f.read()
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if args.fingerprint == "00000001" :
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sys.stdout.write(json.dumps({
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"psbt": mock_psbt,
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"complete": True
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}))
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else:
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sys.stdout.write(json.dumps({"psbt": args.psbt}))
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parser = argparse.ArgumentParser(prog='./signer.py', description='External signer mock')
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parser.add_argument('--fingerprint')
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parser.add_argument('--chain', default='main')
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parser.add_argument('--stdin', action='store_true')
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subparsers = parser.add_subparsers(description='Commands', dest='command')
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subparsers.required = True
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parser_enumerate = subparsers.add_parser('enumerate', help='list available signers')
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parser_enumerate.set_defaults(func=enumerate)
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parser_getdescriptors = subparsers.add_parser('getdescriptors')
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parser_getdescriptors.set_defaults(func=getdescriptors)
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parser_getdescriptors.add_argument('--account', metavar='account')
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parser_displayaddress = subparsers.add_parser('displayaddress', help='display address on signer')
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parser_displayaddress.add_argument('--desc', metavar='desc')
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parser_displayaddress.set_defaults(func=displayaddress)
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parser_signtx = subparsers.add_parser('signtx')
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parser_signtx.add_argument('psbt', metavar='psbt')
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parser_signtx.set_defaults(func=signtx)
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if not sys.stdin.isatty():
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buffer = sys.stdin.read()
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if buffer and buffer.rstrip() != "":
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sys.argv.extend(buffer.rstrip().split(" "))
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args = parser.parse_args()
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perform_pre_checks()
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args.func(args)
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