def main(args):
'''Get information about the capabilities of a Swift cluster.
If a swift-agent server seems to be running, that will be used
to cache responses.
'''
parser = argparse.ArgumentParser(description=main.__doc__)
parser.add_argument('--debug',
action='store_true',
help='include debugging information')
group = parser.add_mutually_exclusive_group()
group.add_argument(
'url',
default=None,
nargs='?',
help='the url of the Swift cluster whose capabilities you want to get')
group.add_argument('--auth', help='the auth endpoint to use')
parser.add_argument(
'--refresh',
action='store_true',
help='if using a swift-agent server, force a fresh response '
'from the cluster')
args = parser.parse_args(args[1:])
if args.debug:
logging.basicConfig(level=logging.DEBUG)
else:
logging.basicConfig(level=logging.WARNING)
if args.url:
url = args.url
else:
conf = config.SwiftConfig()
authenticator = args.auth or conf.default_auth
if not authenticator:
logging.error('No auth endpoint specified, and no default defined')
return
if client.can_use_swift_agent():
dummy, (url, dummy) = client.get_auth_with_unlock(authenticator)
else:
url, dummy = conf.get_auth(authenticator).get_credentials()
if client.can_use_swift_agent():
sock = os.environ[client.SOCKET_ENV_VAR]
with client.SwiftAgentClient(sock) as agent_client:
if args.refresh:
info = agent_client.reinfo(url)
else:
info = agent_client.info(url)
else:
info = models.Cluster(auth.noauth({'storage_url': url})).info()
# TODO: consider ways to format this better/more meaningfully
print(json.dumps(info, indent=2, sort_keys=True))
def get_info(self, url):
'''Get the capabilities of a Swift cluster.
:param url: the absolute URL for the Swift cluster
:returns: a dict containing the (possibly cached) result
of the /info request
'''
info = self.cache['info'].get(url)
if not info:
cluster = models.Cluster(auth.noauth({'storage_url': url}))
info = self.cache['info'][url] = cluster.info()
return info
def main(args):
'''Get information about the capabilities of a Swift cluster.
If a swift-agent server seems to be running, that will be used
to cache responses.
'''
parser = argparse.ArgumentParser(description=main.__doc__)
parser.add_argument(
'--debug', action='store_true',
help='include debugging information')
group = parser.add_mutually_exclusive_group()
group.add_argument(
'url', default=None, nargs='?',
help='the url of the Swift cluster whose capabilities you want to get')
group.add_argument(
'--auth', help='the auth endpoint to use')
parser.add_argument(
'--refresh', action='store_true',
help='if using a swift-agent server, force a fresh response '
'from the cluster')
args = parser.parse_args(args[1:])
if args.debug:
logging.basicConfig(level=logging.DEBUG)
else:
logging.basicConfig(level=logging.WARNING)
if args.url:
url = args.url
else:
conf = config.SwiftConfig()
authenticator = args.auth or conf.default_auth
if not authenticator:
logging.error('No auth endpoint specified, and no default defined')
return
if client.can_use_swift_agent():
dummy, (url, dummy) = client.get_auth_with_unlock(authenticator)
else:
url, dummy = conf.get_auth(authenticator).get_credentials()
if client.can_use_swift_agent():
sock = os.environ[client.SOCKET_ENV_VAR]
with client.SwiftAgentClient(sock) as agent_client:
if args.refresh:
info = agent_client.reinfo(url)
else:
info = agent_client.info(url)
else:
info = models.Cluster(auth.noauth({'storage_url': url})).info()
# TODO: consider ways to format this better/more meaningfully
print(json.dumps(info, indent=2, sort_keys=True))
