94 lines
4.5 KiB
Plaintext
Executable File
94 lines
4.5 KiB
Plaintext
Executable File
#!/usr/bin/env pyston3
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import argparse
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import json
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import logging
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import os
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import os.path
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import sys
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import traceback
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from decimal import Decimal
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sys.path.insert(0, os.path.abspath(
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os.path.join(os.path.dirname(__file__), '..')))
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import mango # nopep8
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# We explicitly want argument parsing to be outside the main try-except block because some arguments
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# (like --help) will cause an exit, which our except: block traps.
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parser = argparse.ArgumentParser(
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description="Balance the value of tokens in a Mango Markets group to specific values or percentages.")
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parser.add_argument("--cluster", type=str, default=mango.default_cluster,
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help="Solana RPC cluster name")
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parser.add_argument("--cluster-url", type=str, default=mango.default_cluster_url,
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help="Solana RPC cluster URL")
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parser.add_argument("--program-id", type=str, default=mango.default_program_id,
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help="Mango program ID/address")
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parser.add_argument("--dex-program-id", type=str, default=mango.default_dex_program_id,
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help="DEX program ID/address")
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parser.add_argument("--group-name", type=str, default=mango.default_group_name,
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help="Mango group name")
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parser.add_argument("--group-id", type=str, default=mango.default_group_id,
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help="Mango group ID/address")
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parser.add_argument("--token-data-file", type=str, default="solana.tokenlist.json",
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help="data file that contains token symbols, names, mints and decimals (format is same as https://raw.githubusercontent.com/solana-labs/token-list/main/src/tokens/solana.tokenlist.json)")
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parser.add_argument("--id-file", type=str, default="id.json",
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help="file containing the JSON-formatted wallet private key")
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parser.add_argument("--log-level", default=logging.WARNING, type=lambda level: getattr(logging, level),
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help="level of verbosity to log (possible values: DEBUG, INFO, WARNING, ERROR, CRITICAL)")
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parser.add_argument("--target", type=str, action="append", required=True,
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help="token symbol plus target value or percentage, separated by a colon (e.g. 'ETH:2.5' or 'ETH:33%')")
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parser.add_argument("--action-threshold", type=Decimal, default=Decimal("0.01"),
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help="fraction of total wallet value a trade must be above to be carried out")
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parser.add_argument("--adjustment-factor", type=Decimal, default=Decimal("0.05"),
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help="factor by which to adjust the SELL price (akin to maximum slippage)")
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parser.add_argument("--dry-run", action="store_true", default=False,
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help="runs as read-only and does not perform any transactions")
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args = parser.parse_args()
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logging.getLogger().setLevel(args.log_level)
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logging.warning(mango.WARNING_DISCLAIMER_TEXT)
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try:
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id_filename = args.id_file
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if not os.path.isfile(id_filename):
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logging.error(f"Wallet file '{id_filename}' is not present.")
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sys.exit(1)
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wallet = mango.Wallet.load(id_filename)
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action_threshold = args.action_threshold
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adjustment_factor = args.adjustment_factor
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context = mango.Context.from_command_line(args.cluster, args.cluster_url, args.program_id,
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args.dex_program_id, args.group_name, args.group_id)
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logging.info(f"Context: {context}")
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logging.info(f"Wallet address: {wallet.address}")
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group = mango.Group.load(context)
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tokens = [basket_token.token for basket_token in group.basket_tokens]
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balance_parser = mango.TargetBalanceParser(tokens)
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targets = list(map(balance_parser.parse, args.target))
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logging.info(f"Targets: {targets}")
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prices = group.fetch_token_prices(context)
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logging.info(f"Prices: {prices}")
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if args.dry_run:
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trade_executor: mango.TradeExecutor = mango.NullTradeExecutor(print)
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else:
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with open(args.token_data_file) as json_file:
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token_data = json.load(json_file)
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spot_market_lookup = mango.SpotMarketLookup(token_data)
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trade_executor = mango.SerumImmediateTradeExecutor(
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context, wallet, spot_market_lookup, adjustment_factor, print)
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wallet_balancer = mango.LiveWalletBalancer(context, wallet, trade_executor, action_threshold, tokens, targets)
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wallet_balancer.balance(prices)
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logging.info("Balancing completed.")
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except Exception as exception:
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logging.critical(f"Balancing stopped because of exception: {exception} - {traceback.format_exc()}")
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except:
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logging.critical(f"Balancing stopped because of uncatchable error: {traceback.format_exc()}")
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