def main():
    parser = OptionParser(
        usage='usage: %prog [options] [txid:n]',
        description=
        "Adds one or more utxos to the list that can be used to make "
        "commitments for anti-snooping. Note that this utxo, and its "
        "PUBkey, will be revealed to makers, so consider the privacy "
        "implication. "
        "It may be useful to those who are having trouble making "
        "coinjoins due to several unsuccessful attempts (especially "
        "if your joinmarket wallet is new). "
        "'Utxo' means unspent transaction output, it must not "
        "already be spent. "
        "The options -w, -r and -R offer ways to load these utxos "
        "from a file or wallet. "
        "If you enter a single utxo without these options, you will be "
        "prompted to enter the private key here - it must be in "
        "WIF compressed format. "
        "BE CAREFUL about handling private keys! "
        "Don't do this in insecure environments. "
        "Also note this ONLY works for standard (p2pkh) utxos.")
    parser.add_option(
        '-r',
        '--read-from-file',
        action='store',
        type='str',
        dest='in_file',
        help=
        'name of plain text csv file containing utxos, one per line, format: '
        'txid:N, WIF-compressed-privkey')
    parser.add_option(
        '-R',
        '--read-from-json',
        action='store',
        type='str',
        dest='in_json',
        help=
        'name of json formatted file containing utxos with private keys, as '
        'output from "python wallet-tool.py -u -p walletname showutxos"')
    parser.add_option(
        '-w',
        '--load-wallet',
        action='store',
        type='str',
        dest='loadwallet',
        help='name of wallet from which to load utxos and use as commitments.')
    parser.add_option(
        '-g',
        '--gap-limit',
        action='store',
        type='int',
        dest='gaplimit',
        default=6,
        help=
        'Only to be used with -w; gap limit for Joinmarket wallet, default 6.')
    parser.add_option(
        '-M',
        '--max-mixdepth',
        action='store',
        type='int',
        dest='maxmixdepth',
        default=5,
        help=
        'Only to be used with -w; number of mixdepths for wallet, default 5.')
    parser.add_option(
        '-d',
        '--delete-external',
        action='store_true',
        dest='delete_ext',
        help='deletes the current list of external commitment utxos',
        default=False)
    parser.add_option(
        '-v',
        '--validate-utxos',
        action='store_true',
        dest='validate',
        help='validate the utxos and pubkeys provided against the blockchain',
        default=False)
    parser.add_option(
        '-o',
        '--validate-only',
        action='store_true',
        dest='vonly',
        help='only validate the provided utxos (file or command line), not add',
        default=False)
    parser.add_option('--fast',
                      action='store_true',
                      dest='fastsync',
                      default=False,
                      help=('choose to do fast wallet sync, only for Core and '
                            'only for previously synced wallet'))
    (options, args) = parser.parse_args()
    load_program_config()
    #TODO; sort out "commit file location" global so this script can
    #run without this hardcoding:
    utxo_data = []
    if options.delete_ext:
        other = options.in_file or options.in_json or options.loadwallet
        if len(args) > 0 or other:
            if raw_input(
                    "You have chosen to delete commitments, other arguments "
                    "will be ignored; continue? (y/n)") != 'y':
                print "Quitting"
                sys.exit(0)
        c, e = get_podle_commitments()
        print pformat(e)
        if raw_input(
                "You will remove the above commitments; are you sure? (y/n): "
        ) != 'y':
            print "Quitting"
            sys.exit(0)
        update_commitments(external_to_remove=e)
        print "Commitments deleted."
        sys.exit(0)

    #Three options (-w, -r, -R) for loading utxo and privkey pairs from a wallet,
    #csv file or json file.
    if options.loadwallet:
        while True:
            pwd = get_password("Enter wallet decryption passphrase: ")
            try:
                wallet = Wallet(options.loadwallet, pwd, options.maxmixdepth,
                                options.gaplimit)
            except WalletError:
                print("Wrong password, try again.")
                continue
            except Exception as e:
                print("Failed to load wallet, error message: " + repr(e))
                sys.exit(0)
            break
        sync_wallet(wallet, fast=options.fastsync)
        unsp = {}
        for u, av in wallet.unspent.iteritems():
            addr = av['address']
            key = wallet.get_key_from_addr(addr)
            wifkey = btc.wif_compressed_privkey(key, vbyte=get_p2pk_vbyte())
            unsp[u] = {
                'address': av['address'],
                'value': av['value'],
                'privkey': wifkey
            }
        for u, pva in unsp.iteritems():
            utxo_data.append((u, pva['privkey']))
    elif options.in_file:
        with open(options.in_file, "rb") as f:
            utxo_info = f.readlines()
        for ul in utxo_info:
            ul = ul.rstrip()
            if ul:
                u, priv = get_utxo_info(ul)
                if not u:
                    quit(parser, "Failed to parse utxo info: " + str(ul))
                utxo_data.append((u, priv))
    elif options.in_json:
        if not os.path.isfile(options.in_json):
            print "File: " + options.in_json + " not found."
            sys.exit(0)
        with open(options.in_json, "rb") as f:
            try:
                utxo_json = json.loads(f.read())
            except:
                print "Failed to read json from " + options.in_json
                sys.exit(0)
        for u, pva in utxo_json.iteritems():
            utxo_data.append((u, pva['privkey']))
    elif len(args) == 1:
        u = args[0]
        priv = raw_input('input private key for ' + u +
                         ', in WIF compressed format : ')
        u, priv = get_utxo_info(','.join([u, priv]))
        if not u:
            quit(parser, "Failed to parse utxo info: " + u)
        utxo_data.append((u, priv))
    else:
        quit(parser, 'Invalid syntax')
    if options.validate or options.vonly:
        if not validate_utxo_data(utxo_data):
            quit(parser, "Utxos did not validate, quitting")
    if options.vonly:
        sys.exit(0)

    #We are adding utxos to the external list
    assert len(utxo_data)
    add_ext_commitments(utxo_data)
Example #2
0
def ygmain(ygclass,
           txfee=1000,
           cjfee_a=200,
           cjfee_r=0.002,
           ordertype='swreloffer',
           nickserv_password='',
           minsize=100000,
           gaplimit=6):
    import sys

    parser = OptionParser(usage='usage: %prog [options] [wallet file]')
    parser.add_option('-o',
                      '--ordertype',
                      action='store',
                      type='string',
                      dest='ordertype',
                      default=ordertype,
                      help='type of order; can be either reloffer or absoffer')
    parser.add_option('-t',
                      '--txfee',
                      action='store',
                      type='int',
                      dest='txfee',
                      default=txfee,
                      help='minimum miner fee in satoshis')
    parser.add_option('-c',
                      '--cjfee',
                      action='store',
                      type='string',
                      dest='cjfee',
                      default='',
                      help='requested coinjoin fee in satoshis or proportion')
    parser.add_option('-p',
                      '--password',
                      action='store',
                      type='string',
                      dest='password',
                      default=nickserv_password,
                      help='irc nickserv password')
    parser.add_option('-s',
                      '--minsize',
                      action='store',
                      type='int',
                      dest='minsize',
                      default=minsize,
                      help='minimum coinjoin size in satoshis')
    parser.add_option('-g',
                      '--gap-limit',
                      action='store',
                      type="int",
                      dest='gaplimit',
                      default=gaplimit,
                      help='gap limit for wallet, default=' + str(gaplimit))
    parser.add_option('--fast',
                      action='store_true',
                      dest='fastsync',
                      default=False,
                      help=('choose to do fast wallet sync, only for Core and '
                            'only for previously synced wallet'))
    (options, args) = parser.parse_args()
    if len(args) < 1:
        parser.error('Needs a wallet')
        sys.exit(0)
    wallet_name = args[0]
    ordertype = options.ordertype
    txfee = options.txfee
    if ordertype in ('reloffer', 'swreloffer'):
        if options.cjfee != '':
            cjfee_r = options.cjfee
        # minimum size is such that you always net profit at least 20%
        #of the miner fee
        minsize = max(int(1.2 * txfee / float(cjfee_r)), options.minsize)
    elif ordertype in ('absoffer', 'swabsoffer'):
        if options.cjfee != '':
            cjfee_a = int(options.cjfee)
        minsize = options.minsize
    else:
        parser.error('You specified an incorrect offer type which ' +\
                     'can be either swreloffer or swabsoffer')
        sys.exit(0)
    nickserv_password = options.password

    load_program_config()
    if not os.path.exists(os.path.join('wallets', wallet_name)):
        wallet = get_wallet_cls()(wallet_name,
                                  None,
                                  max_mix_depth=MAX_MIX_DEPTH,
                                  gaplimit=options.gaplimit)
    else:
        while True:
            try:
                pwd = get_password("Enter wallet decryption passphrase: ")
                wallet = get_wallet_cls()(wallet_name,
                                          pwd,
                                          max_mix_depth=MAX_MIX_DEPTH,
                                          gaplimit=options.gaplimit)
            except WalletError:
                print("Wrong password, try again.")
                continue
            except Exception as e:
                print("Failed to load wallet, error message: " + repr(e))
                sys.exit(0)
            break
    if jm_single().config.get("BLOCKCHAIN",
                              "blockchain_source") == "electrum-server":
        jm_single().bc_interface.synctype = "with-script"
    sync_wallet(wallet, fast=options.fastsync)

    maker = ygclass(
        wallet,
        [options.txfee, cjfee_a, cjfee_r, options.ordertype, options.minsize])
    jlog.info('starting yield generator')
    clientfactory = JMClientProtocolFactory(maker, proto_type="MAKER")

    nodaemon = jm_single().config.getint("DAEMON", "no_daemon")
    daemon = True if nodaemon == 1 else False
    if jm_single().config.get("BLOCKCHAIN",
                              "network") in ["regtest", "testnet"]:
        startLogging(sys.stdout)
    start_reactor(jm_single().config.get("DAEMON", "daemon_host"),
                  jm_single().config.getint("DAEMON", "daemon_port"),
                  clientfactory,
                  daemon=daemon)