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* Retrieve and process summary or full ledgers. * Search using arbitrary criteria (any Python function). * Search using arbitrary formats (any Python function). * Caches ledgers as .gz files to avoid repeated server requests. * Handles ledger numbers, ranges, and special names like validated or closed.
153 lines
3.5 KiB
Python
153 lines
3.5 KiB
Python
from __future__ import absolute_import, division, print_function, unicode_literals
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import argparse
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import importlib
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import os
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from ripple.ledger import LedgerNumber
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from ripple.util import File
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from ripple.util.Function import Function
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from ripple.util import Range
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NAME = 'LedgerTool'
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VERSION = '0.1'
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_parser = argparse.ArgumentParser(
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prog=NAME,
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description='Retrieve and process Ripple ledgers.',
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epilog=LedgerNumber.HELP,
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)
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# Positional arguments.
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_parser.add_argument(
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'command',
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nargs='*',
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help='Command to execute.'
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)
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# Flag arguments.
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_parser.add_argument(
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'--cache',
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default='~/.local/share/ripple/ledger',
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help='The cache directory.',
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)
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_parser.add_argument(
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'--complete',
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action='store_true',
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help='If set, only match complete ledgers.',
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)
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_parser.add_argument(
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'--condition', '-c',
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default='all_ledgers',
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help='The name of a condition function used to match ledgers.',
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)
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_parser.add_argument(
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'--config',
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help='The rippled configuration file name.',
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)
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_parser.add_argument(
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'--display', '-d',
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default='ledger_number',
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help='Specify a function to display ledgers.',
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)
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_parser.add_argument(
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'--full', '-f',
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action='store_true',
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help='If true, request full ledgers.',
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)
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_parser.add_argument(
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'--indent', '-i',
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type=int,
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default=2,
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help='How many spaces to indent when display in JSON.',
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)
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_parser.add_argument(
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'--binary',
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action='store_true',
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help='If true, searches are binary - by default linear search is used.',
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)
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_parser.add_argument(
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'--position', '-p',
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choices=['all', 'first', 'last'],
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default='last',
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help='Select which ledgers to display.',
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)
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_parser.add_argument(
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'--rippled', '-r',
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help='The filename of a rippled binary for retrieving ledgers.',
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)
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_parser.add_argument(
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'--server', '-s',
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help='IP address of a rippled JSON server.',
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)
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_parser.add_argument(
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'--utc', '-u',
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action='store_true',
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help='If true, display times in UTC rather than local time.',
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)
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_parser.add_argument(
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'--version',
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action='version',
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version='%(prog)s ' + VERSION,
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help='Print the current version of %(prog)s',
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)
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_parser.add_argument(
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'--verbose', '-v',
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action='store_true',
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help='If true, give status messages on stderr.',
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)
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_parser.add_argument(
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'--window', '-w',
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type=int,
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default=0,
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help='How many ledgers to display around the matching ledger.',
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)
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_parser.add_argument(
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'--yes', '-y',
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action='store_true',
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help='If true, don\'t ask for confirmation on large commands.',
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)
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# Read the arguments from the command line.
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ARGS = _parser.parse_args()
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# Now remove any items that look like ledger numbers from the command line.
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_command = ARGS.command
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_parts = (ARGS.command, ARGS.ledgers) = ([], [])
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for c in _command:
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_parts[Range.is_range(c, *LedgerNumber.LEDGERS)].append(c)
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ARGS.command = ARGS.command or ['print' if ARGS.ledgers else 'info']
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ARGS.cache = File.normalize(ARGS.cache)
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ARGS.condition = Function(ARGS.condition, 'ripple.ledger.conditions')
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ARGS.display = Function(ARGS.display, 'ripple.ledger.displays')
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if ARGS.window < 0:
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raise ValueError('Window cannot be negative: --window=%d' %
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ARGS.window)
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_loaders = bool(ARGS.server) + bool(ARGS.rippled)
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if not _loaders:
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ARGS.rippled = 'rippled'
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elif _loaders > 1:
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raise ValueError('At most one of --rippled and --server must be specified')
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