def __init__(self, **kwargs):
GenericDBInterface.__init__(self)
self.dir = settings['store']['bdb_data_dir']
# add trailing '/'
if self.dir[-1] != '/':
self.dir += '/'
try:
self.trans_max_retries = int(settings['store']['trans_max_retries'])
except KeyError:
# trans max retries default setting is 12
self.trans_max_retries = 12
try:
self.checkpoint_interval = int(settings['store']['checkpoint_interval'])
except KeyError:
# default checkpoint interval set to 1 minute
self.checkpoint_interval = 1
additional_flags = kwargs.get('flags', 0)
# create db environment
self._env = db.DBEnv()
self._env.open(
self.dir,
db.DB_THREAD | db.DB_INIT_MPOOL | db.DB_INIT_LOCK |
db.DB_INIT_LOG | db.DB_INIT_TXN | db.DB_CREATE | additional_flags
)
self._env.set_flags(db.DB_AUTO_COMMIT, 1)
dbMode = 0660
# open items db
self._itemdb = db.DB(self._env)
self._itemdb.open(
'porcupine.db',
'items',
dbtype=db.DB_HASH,
mode=dbMode,
flags=db.DB_THREAD | db.DB_CREATE
)
# open documents db
self._docdb = db.DB(self._env)
self._docdb.open(
'porcupine.db',
'docs',
dbtype=db.DB_HASH,
mode=dbMode,
flags=db.DB_THREAD | db.DB_CREATE
)
self.running = True
self.mt = Thread(target=self.maintain, \
name='Berkeley DB maintenance thread')
self.mt.start()
def __init__(self):
GenericDBInterface.__init__(self)
from porcupine.config import dbparams
try:
self.dir = dbparams.params['bdb_data_dir']
except KeyError:
raise serverExceptions.ConfigurationError, (('bdb_data_dir', \
'storeparameters'),)
# add trailing '/'
if self.dir[-1] != '/':
self.dir += '/'
try:
self.trans_max_retries = int(dbparams.params['trans_max_retries'])
except KeyError:
# trans max retries default setting is 12
trans_max_retries = 12
except ValueError:
raise serverExceptions.ConfigurationError, \
'Invalid trans_max_retries setting: %s' % \
dbparams.params[trans_max_retries]
try:
self.checkpoint_interval = int(dbparams.params['checkpoint_interval'])
except KeyError:
# default checkpoint interval set to 1 minute
self.checkpoint_interval = 1
except ValueError:
raise serverExceptions.ConfigurationError, \
'Invalid checkpoint_interval setting: %s' % \
dbparams.params[checkpoint_interval]
# create db environment
self._env = db.DBEnv()
self._env.open(
self.dir,
db.DB_THREAD | db.DB_INIT_MPOOL | db.DB_INIT_LOCK |
db.DB_INIT_LOG | db.DB_INIT_TXN | db.DB_CREATE | db.DB_RECOVER
)
self._env.set_flags(db.DB_AUTO_COMMIT, 1)
dbMode = 0660
# open items db
self._itemdb = db.DB(self._env)
self._itemdb.open(
'porcupine.db',
'items',
dbtype=db.DB_HASH,
mode=dbMode,
flags=db.DB_THREAD | db.DB_CREATE
)
# open documents db
self._docdb = db.DB(self._env)
self._docdb.open(
'porcupine.db',
'docs',
dbtype=db.DB_HASH,
mode=dbMode,
flags=db.DB_THREAD | db.DB_CREATE
)
self.running = True
self.mt = Thread(target=self.maintain, \
name='Berkeley DB maintenance thread')
self.mt.start()
