def __new__(cls, name='template1'):
with cls._lock:
now = datetime.now()
databases = cls._databases[os.getpid()]
for database in list(databases.values()):
if ((now - database._last_use).total_seconds() > _timeout
and database.name != name
and not database._connpool._used):
database.close()
if name in databases:
inst = databases[name]
else:
if name == 'template1':
minconn = 0
else:
minconn = _minconn
inst = DatabaseInterface.__new__(cls, name=name)
logger.info('connect to "%s"', name)
inst._connpool = ThreadedConnectionPool(
minconn,
_maxconn,
**cls._connection_params(name),
cursor_factory=LoggingCursor)
databases[name] = inst
inst._last_use = datetime.now()
return inst
def __new__(cls, name=_default_name):
with cls._lock:
now = datetime.now()
databases = cls._databases[os.getpid()]
for database in list(databases.values()):
if ((now - database._last_use).total_seconds() > _timeout
and database.name != name
and not database._connpool._used):
database.close()
if name in databases:
inst = databases[name]
else:
if name == _default_name:
minconn = 0
else:
minconn = _minconn
inst = DatabaseInterface.__new__(cls, name=name)
try:
inst._connpool = ThreadedConnectionPool(
minconn,
_maxconn,
**cls._connection_params(name),
cursor_factory=LoggingCursor)
logger.info('connected to "%s"', name)
except Exception:
logger.error('connection to "%s" failed',
name,
exc_info=True)
raise
else:
logger.info('connection to "%s" succeeded', name)
databases[name] = inst
inst._last_use = datetime.now()
return inst
def __new__(cls, name='template1'):
with cls._lock:
if name in cls._databases:
return cls._databases[name]
inst = DatabaseInterface.__new__(cls, name=name)
cls._databases[name] = inst
logger.info('connect to "%s"', name)
minconn = config.getint('database', 'minconn', default=1)
maxconn = config.getint('database', 'maxconn', default=64)
inst._connpool = ThreadedConnectionPool(
minconn, maxconn, cls.dsn(name), cursor_factory=LoggingCursor)
return inst
def __new__(cls, name=_default_name):
if (name == ':memory:'
and getattr(cls._local, 'memory_database', None)):
return cls._local.memory_database
return DatabaseInterface.__new__(cls, name=name)
def __new__(cls, name='template1'):
if name in cls._databases:
return cls._databases[name]
return DatabaseInterface.__new__(cls, name=name)
def __new__(cls, database_name='template1'):
if database_name in cls._databases:
return cls._databases[database_name]
return DatabaseInterface.__new__(cls, database_name=database_name)
def __new__(cls, database_name="template1"):
if database_name in cls._databases:
return cls._databases[database_name]
return DatabaseInterface.__new__(cls, database_name=database_name)
def __new__(cls, database_name=':memory:'):
if (database_name == ':memory:'
and hasattr(cls._local, 'memory_database')
and cls._local.memory_database):
return cls._local.memory_database
return DatabaseInterface.__new__(cls, database_name=database_name)
def __new__(cls, database_name=':memory:'):
if (database_name == ':memory:'
and getattr(cls._local, 'memory_database', None)):
return cls._local.memory_database
return DatabaseInterface.__new__(cls, database_name=database_name)
def __new__(cls, name=':memory:'):
if (name == ':memory:'
and getattr(cls._local, 'memory_database', None)):
return cls._local.memory_database
return DatabaseInterface.__new__(cls, name=name)
def __new__(cls, name='template1'):
if name in cls._databases:
return cls._databases[name]
return DatabaseInterface.__new__(cls, name=name)
