def get_engine(conf):
try:
enginepath = conf['nomad']['engine']
if '.' not in enginepath:
enginepath = 'nomad.engine.' + enginepath
except KeyError:
raise NomadError('nomad.engine is not defined in config file')
try:
enginemod = __import__(enginepath, {}, {}, [''])
except ImportError as e:
raise NomadError('cannot use engine %s: %s' % (enginepath, e))
try:
url = geturl(conf['nomad']['url'])
except KeyError:
abort('database url was not found in the nomad Configuration')
engine = getattr(enginemod, 'engine')(url)
try:
engine.connection
except DBError as e:
abort(e)
return engine, url
def __init__(self, confpath, overrides=None):
self.conf = ConfigParser(interpolation=ExtendedInterpolation(),
defaults={
'confpath': op.abspath(confpath),
'confdir': op.dirname(op.abspath(confpath)),
})
self.conf.read_dict(self.DEFAULTS)
if not self.conf.read([confpath]):
raise IOError('configuration file %r not found' % confpath)
for k, v in (overrides or {}).iteritems():
section, key = k.split('.')
self.conf.set(section, key, v)
self.path = self.conf.get('nomad', 'path',
fallback=op.dirname(confpath) or '.')
try:
enginepath = self.conf['nomad']['engine']
except KeyError:
raise NomadError('nomad.engine is not defined in config file')
if not '.' in enginepath:
enginepath = 'nomad.engine.' + enginepath
try:
enginemod = __import__(enginepath, {}, {}, [''])
except ImportError:
raise NomadError('engine %s is unknown' % enginepath)
self.engine = getattr(enginemod, 'engine')(geturl(self))
def get_engine(conf):
try:
enginepath = conf['nomad']['engine']
if '.' not in enginepath:
enginepath = 'nomad.engine.' + enginepath
except KeyError:
raise NomadError('nomad.engine is not defined in config file')
try:
enginemod = __import__(enginepath, {}, {}, [''])
except ImportError as e:
raise NomadError('cannot use engine %s: %s' % (enginepath, e))
try:
url = geturl(conf['nomad']['url'])
except KeyError:
abort('database url was not found in the nomad Configuration')
engine = getattr(enginemod, 'engine')(url)
try:
engine.connection
except DBError as e:
abort(e)
return engine, url
def __init__(self, confpath, overrides=None):
self.conf = ConfigParser(
interpolation=ExtendedInterpolation(),
defaults={
'confpath': op.abspath(confpath),
'confdir': op.dirname(op.abspath(confpath)),
})
self.conf.read_dict(self.DEFAULTS)
if not self.conf.read([confpath]):
raise NomadIniNotFound(confpath)
for k, v in (overrides or {}).iteritems():
section, key = k.split('.')
self.conf.set(section, key, v)
self.confpath = confpath
self.path = self.conf.get('nomad', 'path',
fallback=op.dirname(confpath) or '.')
try:
enginepath = self.conf['nomad']['engine']
if not '.' in enginepath:
enginepath = 'nomad.engine.' + enginepath
except KeyError:
raise NomadError('nomad.engine is not defined in config file')
try:
enginemod = __import__(enginepath, {}, {}, [''])
except ImportError as e:
raise NomadError('cannot use engine %s: %s' % (enginepath, e))
try:
self.url = geturl(self.conf['nomad']['url'])
except KeyError:
abort('database url in %s is not found' % self)
self.engine = getattr(enginemod, 'engine')(self.url)
try:
self.engine.connection
except DBError as e:
abort(e)
