mirror of
https://github.com/XRPLF/rippled.git
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9160b46c1e
* Fix RIPD-509, RIPD-514, RIPD-519, RIPD-525, RIPD-527, RIPD-529, RIPD-530 and RIPD-531. * Protect people from ledger-spew and remove cruft. * Better error messages and handling. * Cache command lists or clears ledger cache. * Better ledger summaries. * Offline mode.
92 lines
2.2 KiB
Python
92 lines
2.2 KiB
Python
from __future__ import absolute_import, division, print_function, unicode_literals
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from functools import wraps
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import jsonpath_rw
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from ripple.ledger.Args import ARGS
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from ripple.ledger.PrettyPrint import pretty_print
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from ripple.util import Dict
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from ripple.util import Log
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from ripple.util import Range
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from ripple.util.Decimal import Decimal
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TRANSACT_FIELDS = (
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'accepted',
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'close_time_human',
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'closed',
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'ledger_index',
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'total_coins',
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'transactions',
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)
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LEDGER_FIELDS = (
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'accepted',
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'accountState',
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'close_time_human',
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'closed',
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'ledger_index',
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'total_coins',
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'transactions',
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)
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def _dict_filter(d, keys):
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return dict((k, v) for (k, v) in d.items() if k in keys)
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def ledger_number(server, numbers):
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yield Range.to_string(numbers)
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def display(f):
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"""A decorator for displays that just print JSON"""
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@wraps(f)
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def wrapper(server, numbers, *args, **kwds):
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for number in numbers:
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ledger = server.get_ledger(number, ARGS.full)
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if ledger:
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yield pretty_print(f(ledger, *args, **kwds))
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return wrapper
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def json(f):
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"""A decorator for displays that print JSON, extracted by a path"""
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@wraps(f)
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def wrapper(server, numbers, path, *args, **kwds):
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try:
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path_expr = jsonpath_rw.parse(path)
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except:
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raise ValueError("Can't understand jsonpath '%s'." % path)
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for number in numbers:
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ledger = server.get_ledger(number, ARGS.full)
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if ledger:
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finds = path_expr.find(ledger)
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yield pretty_print(f(finds, *args, **kwds))
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return wrapper
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@display
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def ledger(ledger, full=False):
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if ARGS.full:
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if full:
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return ledger
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ledger = Dict.prune(ledger, 1, False)
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return _dict_filter(ledger, LEDGER_FIELDS)
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@display
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def prune(ledger, level=1):
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return Dict.prune(ledger, level, False)
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@display
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def transact(ledger):
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return _dict_filter(ledger, TRANSACT_FIELDS)
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@json
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def extract(finds):
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return dict((str(f.full_path), str(f.value)) for f in finds)
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@json
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def sum(finds):
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d = Decimal()
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for f in finds:
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d.accumulate(f.value)
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return [str(d), len(finds)]
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