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import abc
class TempDB(object):
"""Database interface for storing unverified CT log entry data."""
@abc.abstractmethod
def drop_entries(self):
"""Drop all entries."""
@abc.abstractmethod
def store_entries(self, entries):
"""Batch store log entries.
Args:
entries: an iterable of (entry_number, client_pb2.EntryResponse)
tuples
"""
@abc.abstractmethod
def scan_entries(self, start, end):
"""Retrieve log entries.
Args:
start: index of the first entry to retrieve.
end: index of the last entry to retrieve.
Yields:
client_pb2.EntryResponse protos.
Raises:
KeyError: an entry with a sequence number in the range does not
exist.
"""
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