def RelStorageConfigurationFactory(key, dbconfig):
if not RELSTORAGE:
raise Exception("You must install the relstorage package before you can use "
"it as a dabase adapter.")
config = dbconfig.get('configuration', {})
options = Options(**dbconfig['options'])
if dbconfig['type'] == 'postgres':
from relstorage.adapters.postgresql import PostgreSQLAdapter
dsn = "dbname={dbname} user={username} host={host} password={password} port={port}".format(**dbconfig['dsn']) # noqa
adapter = PostgreSQLAdapter(dsn=dsn, options=options)
rs = RelStorage(adapter=adapter, options=options)
db = DB(rs)
try:
conn = db.open()
rootobj = conn.root()
if not IDatabase.providedBy(rootobj):
alsoProvides(rootobj, IDatabase)
transaction.commit()
except:
pass
finally:
rootobj = None
conn.close()
db.close()
rs = RelStorage(adapter=adapter, options=options)
db = RequestAwareDB(rs, **config)
return Database(key, db)
def make_adapter(self):
from relstorage.adapters.postgresql import PostgreSQLAdapter
if self.keep_history:
db = base_dbname
else:
db = base_dbname + '_hf'
return PostgreSQLAdapter(
dsn='dbname=%s user=relstoragetest password=relstoragetest' % db,
options=Options(keep_history=self.keep_history),
)
def main():
logging.basicConfig(
stream=sys.stderr,
level=logging.DEBUG,
format='%(asctime)s [%(name)s] %(levelname)s %(message)s')
log.info("Opening")
adapter = PostgreSQLAdapter()
storage = RelStorage(adapter)
db = DB(storage)
log.info("Filling")
fill_db(db)
log.info("Packing")
start = time.time()
db.pack()
end = time.time()
log.info("Packed in %0.3f seconds", end - start)
def create_storage(name,
blob_dir,
shared_blob_dir=shared_blob_dir,
keep_history=keep_history,
**kw):
from relstorage.storage import RelStorage
from relstorage.adapters.postgresql import PostgreSQLAdapter
db = db_names[name]
if not keep_history:
db += '_hf'
dsn = ('dbname=%s user=relstoragetest '
'password=relstoragetest' % db)
options = Options(keep_history=keep_history,
shared_blob_dir=shared_blob_dir,
blob_dir=os.path.abspath(blob_dir),
**kw)
adapter = PostgreSQLAdapter(dsn=dsn, options=options)
storage = RelStorage(adapter, name=name, options=options)
storage.zap_all()
return storage
def make_adapter(self, options, db=None):
return PostgreSQLAdapter(
dsn=self.__get_adapter_zconfig_dsn(db),
options=options,
)
def create(self, options):
from relstorage.adapters.postgresql import PostgreSQLAdapter
return PostgreSQLAdapter(
dsn=self.config.dsn,
options=options,
)
def factory(options):
from relstorage.adapters.postgresql import PostgreSQLAdapter
return PostgreSQLAdapter(dsn=dsn, options=options)
use = 'oracle'
keep_history=True
if use == 'mysql':
from relstorage.adapters.mysql import MySQLAdapter
a = MySQLAdapter(
db='packtest',
user='******',
passwd='relstoragetest',
options=Options(keep_history=keep_history),
)
elif use == 'postgresql':
from relstorage.adapters.postgresql import PostgreSQLAdapter
a = PostgreSQLAdapter(dsn=
"dbname='packtest' "
'user=relstoragetest '
'password=relstoragetest',
options=Options(keep_history=keep_history),
)
elif use == 'oracle':
from relstorage.adapters.oracle import OracleAdapter
dsn = os.environ.get('ORACLE_TEST_DSN', 'XE')
a = OracleAdapter(
user='******',
password='******',
dsn=dsn,
options=Options(keep_history=keep_history),
)
else:
raise AssertionError("which database?")
s = RelStorage(a)
