def __init__(self, fabnet_host, security_provider, parallel_put_count=3, \
parallel_get_count=3, cache_dir='/tmp', cache_size=None):
if not isinstance(security_provider, AbstractSecurityManager):
raise Exception('Invalid security provider type!')
self.__parallel_put_count = parallel_put_count
self.__parallel_get_count = parallel_get_count
self.security_provider = security_provider
self.fabnet_gateway = FabnetGateway(fabnet_host, security_provider)
prikey = self.security_provider.get_prikey()
self.metadata_key = hashlib.sha1(str(prikey)).hexdigest()
self.metadata_f_name = 'md-%s.bin' % self.metadata_key
self.db_cache = DataBlockCache(cache_dir, cache_size,
self.metadata_key)
self.journal = None
self.metadata = None
self.transactions_manager = None
self.put_manager = None
self.get_manager = None
self.delete_manager = None
DataBlock.SECURITY_MANAGER = self.security_provider
DataBlock.LOCK_MANAGER = DBLocksManager()
self.journal = Journal(self.metadata_key, \
self.db_cache.get_static_cache_path('journal.bin'), self.fabnet_gateway)
