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216 lines
8.3 KiB
216 lines
8.3 KiB
#! /usr/bin/env python |
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from __future__ import absolute_import |
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'''Some helper functions for testing''' |
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import sys |
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import os |
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import time |
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import binascii |
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import pexpect |
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import random |
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import subprocess |
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import platform |
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from decimal import Decimal |
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from jmclient import (jm_single, Wallet, get_log, estimate_tx_fee, |
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BlockchainInterface, get_p2sh_vbyte) |
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from jmbase.support import chunks |
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import jmbitcoin as btc |
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log = get_log() |
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'''This code is intended to provide |
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subprocess startup cross-platform with |
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some useful options; it could do with |
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some simplification/improvement.''' |
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import platform |
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OS = platform.system() |
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PINL = '\r\n' if OS == 'Windows' else '\n' |
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class DummyBlockchainInterface(BlockchainInterface): |
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def __init__(self): |
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self.fake_query_results = None |
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self.qusfail = False |
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def sync_addresses(self, wallet): |
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pass |
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def sync_unspent(self, wallet): |
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pass |
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def add_tx_notify(self, |
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txd, |
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unconfirmfun, |
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confirmfun, |
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notifyaddr, |
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timeoutfun=None, |
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vb=None): |
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pass |
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def pushtx(self, txhex): |
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print("pushing: " + str(txhex)) |
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return True |
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def insert_fake_query_results(self, fqr): |
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self.fake_query_results = fqr |
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def setQUSFail(self, state): |
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self.qusfail = state |
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def query_utxo_set(self, txouts,includeconf=False): |
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if self.qusfail: |
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#simulate failure to find the utxo |
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return [None] |
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if self.fake_query_results: |
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result = [] |
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for x in self.fake_query_results: |
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for y in txouts: |
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if y == x['utxo']: |
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result.append(x) |
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return result |
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result = [] |
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#external maker utxos |
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known_outs = {"03243f4a659e278a1333f8308f6aaf32db4692ee7df0340202750fd6c09150f6:1": "03a2d1cbe977b1feaf8d0d5cc28c686859563d1520b28018be0c2661cf1ebe4857", |
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"498faa8b22534f3b443c6b0ce202f31e12f21668b4f0c7a005146808f250d4c3:0": "02b4b749d54e96b04066b0803e372a43d6ffa16e75a001ae0ed4b235674ab286be", |
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"3f3ea820d706e08ad8dc1d2c392c98facb1b067ae4c671043ae9461057bd2a3c:1": "023bcbafb4f68455e0d1d117c178b0e82a84e66414f0987453d78da034b299c3a9"} |
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#our wallet utxos, faked, for podle tests: utxos are doctored (leading 'f'), |
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#and the lists are (amt, age) |
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wallet_outs = {'f34b635ed8891f16c4ec5b8236ae86164783903e8e8bb47fa9ef2ca31f3c2d7a:0': [10000000, 2], |
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'f780d6e5e381bff01a3519997bb4fcba002493103a198fde334fd264f9835d75:1': [20000000, 6], |
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'fe574db96a4d43a99786b3ea653cda9e4388f377848f489332577e018380cff1:0': [50000000, 3], |
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'fd9711a2ef340750db21efb761f5f7d665d94b312332dc354e252c77e9c48349:0': [50000000, 6]} |
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if includeconf and set(txouts).issubset(set(wallet_outs)): |
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#includeconf used as a trigger for a podle check; |
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#here we simulate a variety of amount/age returns |
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results = [] |
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for to in txouts: |
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results.append({'value': wallet_outs[to][0], |
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'confirms': wallet_outs[to][1]}) |
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return results |
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if txouts[0] in known_outs: |
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return [{'value': 200000000, |
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'address': btc.pubkey_to_p2sh_p2wpkh_address( |
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known_outs[txouts[0]], get_p2sh_vbyte()), |
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'confirms': 20}] |
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for t in txouts: |
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result_dict = {'value': 10000000000, |
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'address': "mrcNu71ztWjAQA6ww9kHiW3zBWSQidHXTQ"} |
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if includeconf: |
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result_dict['confirms'] = 20 |
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result.append(result_dict) |
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return result |
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def estimate_fee_per_kb(self, N): |
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return 30000 |
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class TestWallet(Wallet): |
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"""Implementation of wallet |
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that allows passing in a password |
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for removal of command line interrupt. |
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""" |
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def __init__(self, |
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seedarg, |
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max_mix_depth=2, |
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gaplimit=6, |
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extend_mixdepth=False, |
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storepassword=False, |
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pwd=None): |
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self.given_pwd = pwd |
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super(TestWallet, self).__init__(seedarg, |
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max_mix_depth, |
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gaplimit, |
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extend_mixdepth, |
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storepassword) |
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def read_wallet_file_data(self, filename): |
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return super(TestWallet, self).read_wallet_file_data( |
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filename, self.given_pwd) |
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def make_sign_and_push(ins_full, |
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wallet, |
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amount, |
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output_addr=None, |
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change_addr=None, |
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hashcode=btc.SIGHASH_ALL, |
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estimate_fee = False): |
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"""Utility function for easily building transactions |
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from wallets |
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""" |
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total = sum(x['value'] for x in ins_full.values()) |
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ins = ins_full.keys() |
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#random output address and change addr |
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output_addr = wallet.get_new_addr(1, 1) if not output_addr else output_addr |
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change_addr = wallet.get_new_addr(1, 0) if not change_addr else change_addr |
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fee_est = estimate_tx_fee(len(ins), 2) if estimate_fee else 10000 |
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outs = [{'value': amount, |
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'address': output_addr}, {'value': total - amount - fee_est, |
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'address': change_addr}] |
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tx = btc.mktx(ins, outs) |
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de_tx = btc.deserialize(tx) |
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for index, ins in enumerate(de_tx['ins']): |
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utxo = ins['outpoint']['hash'] + ':' + str(ins['outpoint']['index']) |
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addr = ins_full[utxo]['address'] |
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priv = wallet.get_key_from_addr(addr) |
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if index % 2: |
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priv = binascii.unhexlify(priv) |
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tx = btc.sign(tx, index, priv, hashcode=hashcode) |
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#pushtx returns False on any error |
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print btc.deserialize(tx) |
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push_succeed = jm_single().bc_interface.pushtx(tx) |
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if push_succeed: |
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return btc.txhash(tx) |
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else: |
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return False |
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def make_wallets(n, |
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wallet_structures=None, |
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mean_amt=1, |
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sdev_amt=0, |
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start_index=0, |
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fixed_seeds=None, |
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test_wallet=False, |
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passwords=None): |
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'''n: number of wallets to be created |
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wallet_structure: array of n arrays , each subarray |
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specifying the number of addresses to be populated with coins |
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at each depth (for now, this will only populate coins into 'receive' addresses) |
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mean_amt: the number of coins (in btc units) in each address as above |
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sdev_amt: if randomness in amouts is desired, specify here. |
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Returns: a dict of dicts of form {0:{'seed':seed,'wallet':Wallet object},1:..,} |
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Default Wallet constructor is joinmarket.Wallet, else use TestWallet, |
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which takes a password parameter as in the list passwords. |
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''' |
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if len(wallet_structures) != n: |
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raise Exception("Number of wallets doesn't match wallet structures") |
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if not fixed_seeds: |
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seeds = chunks(binascii.hexlify(os.urandom(15 * n)), 15 * 2) |
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else: |
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seeds = fixed_seeds |
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wallets = {} |
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for i in range(n): |
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if test_wallet: |
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w = Wallet(seeds[i], passwords[i], max_mix_depth=5) |
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else: |
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w = Wallet(seeds[i], None, max_mix_depth=5) |
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wallets[i + start_index] = {'seed': seeds[i], |
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'wallet': w} |
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for j in range(5): |
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for k in range(wallet_structures[i][j]): |
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deviation = sdev_amt * random.random() |
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amt = mean_amt - sdev_amt / 2.0 + deviation |
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if amt < 0: amt = 0.001 |
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amt = float(Decimal(amt).quantize(Decimal(10)**-8)) |
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jm_single().bc_interface.grab_coins( |
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wallets[i + start_index]['wallet'].get_external_addr(j), |
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amt) |
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#reset the index so the coins can be seen if running in same script |
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wallets[i + start_index]['wallet'].index[j][0] -= wallet_structures[i][j] |
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return wallets |
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def interact(process, inputs, expected): |
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if len(inputs) != len(expected): |
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raise Exception("Invalid inputs to interact()") |
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for i, inp in enumerate(inputs): |
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process.expect(expected[i]) |
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process.sendline(inp)
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