78 lines
2.0 KiB
Python
78 lines
2.0 KiB
Python
# standard imports
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import logging
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# external imports
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from chainlib.error import RPCException
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from chainqueue import Status
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from chainqueue.cache import Cache
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from chainqueue.store.fs import (
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IndexStore,
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CounterStore,
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)
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from shep.store.file import SimpleFileStoreFactory
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# local imports
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from .base import ChaindAdapter
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logg = logging.getLogger(__name__)
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class ChaindFsAdapter(ChaindAdapter):
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def __init__(self, chain_spec, path, deserializer, dispatcher, cache=None, pending_retry_threshold=0, error_retry_threshold=0, digest_bytes=32):
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factory = SimpleFileStoreFactory(path).add
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state_store = Status(factory)
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index_store = IndexStore(path, digest_bytes=digest_bytes)
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counter_store = CounterStore(path)
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super(ChaindFsAdapter, self).__init__(chain_spec, state_store, index_store, counter_store, deserializer, dispatcher, cache=None, pending_retry_threshold=0, error_retry_threshold=0)
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def put(self, signed_tx):
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cache_tx = self.deserialize(signed_tx)
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self.store.put(cache_tx.hash, signed_tx)
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return cache_tx.hash
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def get(self, tx_hash):
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v = self.store.get(tx_hash)
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return v[1]
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def upcoming(self):
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return self.store.upcoming()
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def pending(self):
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return self.store.pending()
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def deferred(self):
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return self.store.deferred()
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def succeed(self, block, tx):
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return self.store.final(tx.hash, block, tx, error=False)
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def fail(self, block, tx):
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return self.store.final(tx.hash, block, tx, error=True)
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def enqueue(self, tx_hash):
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return self.store.enqueue(tx_hash)
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def dispatch(self, tx_hash):
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entry = self.store.send_start(tx_hash)
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tx_wire = entry.serialize()
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r = None
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try:
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r = self.dispatcher.send(tx_wire)
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except RPCException:
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self.store.fail(tx_hash)
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return False
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self.store.send_end(tx_hash)
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return True
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