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56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
from __future__ import absolute_import, division, print_function, unicode_literals
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import json
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import os
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from ripple.ledger import DatabaseReader, RippledReader
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from ripple.ledger.Args import ARGS
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from ripple.util.FileCache import FileCache
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from ripple.util import ConfigFile
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from ripple.util import File
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from ripple.util import Range
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class Server(object):
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def __init__(self):
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cfg_file = File.normalize(ARGS.config or 'rippled.cfg')
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self.config = ConfigFile.read(open(cfg_file))
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if ARGS.database != ARGS.NONE:
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reader = DatabaseReader.DatabaseReader(self.config)
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else:
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reader = RippledReader.RippledReader(self.config)
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self.reader = reader
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self.complete = reader.complete
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names = {
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'closed': reader.name_to_ledger_index('closed'),
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'current': reader.name_to_ledger_index('current'),
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'validated': reader.name_to_ledger_index('validated'),
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'first': self.complete[0] if self.complete else None,
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'last': self.complete[-1] if self.complete else None,
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}
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self.__dict__.update(names)
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self.ledgers = sorted(Range.join_ranges(*ARGS.ledgers, **names))
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def make_cache(is_full):
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name = 'full' if is_full else 'summary'
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filepath = os.path.join(ARGS.cache, name)
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creator = lambda n: reader.get_ledger(n, is_full)
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return FileCache(filepath, creator)
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self._caches = [make_cache(False), make_cache(True)]
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def info(self):
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return self.reader.info
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def cache(self, is_full):
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return self._caches[is_full]
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def get_ledger(self, number, is_full=False):
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num = int(number)
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save_in_cache = num in self.complete
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can_create = (not ARGS.offline and
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self.complete and
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self.complete[0] <= num - 1)
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cache = self.cache(is_full)
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return cache.get_data(number, save_in_cache, can_create)
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