tecnovert
2 years ago
parent
149616a59f
commit
ef71ca7ef4
10 changed files with 223 additions and 51 deletions
@ -1,3 +1,3 @@ |
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name = "basicswap" |
name = "basicswap" |
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__version__ = "0.11.56" |
__version__ = "0.11.57" |
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*.csv |
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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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# Copyright (c) 2023 tecnovert |
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# Distributed under the MIT software license, see the accompanying |
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# file LICENSE or http://www.opensource.org/licenses/mit-license.php. |
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""" |
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Create offers |
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""" |
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__version__ = '0.1' |
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import os |
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import json |
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import signal |
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import urllib |
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import logging |
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import argparse |
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import threading |
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from urllib.request import urlopen |
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delay_event = threading.Event() |
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def post_json_req(url, json_data): |
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req = urllib.request.Request(url) |
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req.add_header('Content-Type', 'application/json; charset=utf-8') |
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post_bytes = json.dumps(json_data).encode('utf-8') |
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req.add_header('Content-Length', len(post_bytes)) |
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return urlopen(req, post_bytes, timeout=300).read() |
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def read_json_api(port, path=None, json_data=None): |
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url = f'http://127.0.0.1:{port}/json' |
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if path is not None: |
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url += '/' + path |
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if json_data is not None: |
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return json.loads(post_json_req(url, json_data)) |
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return json.loads(urlopen(url, timeout=300).read()) |
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def signal_handler(sig, frame) -> None: |
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logging.info('Signal {} detected.'.format(sig)) |
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delay_event.set() |
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def findCoin(coin: str, known_coins) -> str: |
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for known_coin in known_coins: |
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if known_coin['name'].lower() == coin.lower() or known_coin['ticker'].lower() == coin.lower(): |
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if known_coin['active'] is False: |
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raise ValueError(f'Inactive coin {coin}') |
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return known_coin['name'] |
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raise ValueError(f'Unknown coin {coin}') |
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def readTemplates(known_coins): |
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offer_templates = [] |
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with open('offer_rules.csv', 'r') as fp: |
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for i, line in enumerate(fp): |
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if i < 1: |
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continue |
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line = line.strip() |
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if line[0] == '#': |
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continue |
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row_data = line.split(',') |
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try: |
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if len(row_data) < 6: |
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raise ValueError('missing data') |
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offer_template = {} |
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offer_template['coin_from'] = findCoin(row_data[0], known_coins) |
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offer_template['coin_to'] = findCoin(row_data[1], known_coins) |
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offer_template['amount'] = row_data[2] |
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offer_template['minrate'] = float(row_data[3]) |
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offer_template['ratetweakpercent'] = float(row_data[4]) |
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offer_template['amount_variable'] = row_data[5].lower() in ('true', 1) |
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offer_templates.append(offer_template) |
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except Exception as e: |
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print(f'Warning: Skipping row {i}, {e}') |
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continue |
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return offer_templates |
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def main(): |
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parser = argparse.ArgumentParser(description=__doc__) |
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parser.add_argument('-v', '--version', action='version', |
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version='%(prog)s {version}'.format(version=__version__)) |
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parser.add_argument('--port', dest='port', help='RPC port (default=12700)', type=int, default=12700, required=False) |
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args = parser.parse_args() |
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if not os.path.exists('offer_rules.csv'): |
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with open('offer_rules.csv', 'w') as fp: |
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fp.write('coin from,coin to,offer value,min rate,rate tweak percent,amount variable') |
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known_coins = read_json_api(args.port, 'coins') |
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coins_map = {} |
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for known_coin in known_coins: |
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coins_map[known_coin['name']] = known_coin |
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signal.signal(signal.SIGINT, signal_handler) |
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while not delay_event.is_set(): |
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# Read templates each iteration so they can be modified without restarting |
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offer_templates = readTemplates(known_coins) |
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try: |
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sent_offers = read_json_api(args.port, 'sentoffers', {'active': 'active'}) |
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for offer_template in offer_templates: |
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offers_found = 0 |
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for offer in sent_offers: |
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if offer['coin_from'] == offer_template['coin_from'] and offer['coin_to'] == offer_template['coin_to']: |
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offers_found += 1 |
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if offers_found > 0: |
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continue |
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coin_from_data = coins_map[offer_template['coin_from']] |
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coin_to_data = coins_map[offer_template['coin_to']] |
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rates = read_json_api(args.port, 'rates', {'coin_from': coin_from_data['id'], 'coin_to': coin_to_data['id']}) |
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print('Rates', rates) |
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coingecko_rate = float(rates['coingecko']['rate_inferred']) |
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use_rate = coingecko_rate |
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if offer_template['ratetweakpercent'] != 0: |
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print('Adjusting rate {} by {}%.'.format(use_rate, offer_template['ratetweakpercent'])) |
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tweak = offer_template['ratetweakpercent'] / 100.0 |
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use_rate += use_rate * tweak |
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if use_rate < offer_template['minrate']: |
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print('Warning: Clamping rate to minimum.') |
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use_rate = offer_template['minrate'] |
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print('Creating offer for: {} at rate: {}'.format(offer_template, use_rate)) |
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offer_data = { |
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'addr_from': '-1', |
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'coin_from': coin_from_data['ticker'], |
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'coin_to': coin_to_data['ticker'], |
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'amt_from': offer_template['amount'], |
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'amt_var': offer_template['amount_variable'], |
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'rate': use_rate, |
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'swap_type': 'adaptor_sig', |
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'lockhrs': '24', |
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'automation_strat_id': 1} |
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new_offer = read_json_api(args.port, 'offers/new', offer_data) |
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print('New offer: {}'.format(new_offer)) |
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except Exception as e: |
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print('Error: Clamping rate to minimum.') |
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print('Looping indefinitely, ctrl+c to exit.') |
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delay_event.wait(60) |
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print('Done.') |
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if __name__ == '__main__': |
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main() |
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