def __init__(self, server, host):
""".. function:: init(server, host)
Setup communication channel for CRUD operations against cvbn-guest-agent via CvBB/CvBN.
CvBB - HTTP protocol and REST syntax with default CvBB port (8280)
CvBN - HTTP protocol and RPC specific syntax with default CvBN port (26265)
Autodiscovery of CvBB vs. CvBN
There is no authentication.
:param server: FQDN/IP of the server CvBB/CvBN
:param host: if 'server' is CvBB, then 'host' must be UUID of the CvBN server. Otherwise it can be anything
>>> import cvbn_server
>>> server=cvbn_server.vbn("localhost","none")
"""
port = self._determine_rpc_port(server)
factory = RpcMethodFactory.factory(
'{}:{}'.format(server, str(port))
)
self._walk_method = factory.method('walk')
self._get_method = factory.method('get')
self._set_method = factory.method('set')
self._delete_method = factory.method('delete')
self.agent = host + '/cvbn-guest-agent'
self.cid = 'magic'
def _determine_rpc_port(server):
'''check for qvbb rest interface present or not'''
factory = RpcMethodFactory.factory('{}:26265'.format(server))
try:
factory.method('get').invoke(
'cvbn-service-agent', 'magic', {
'tid': 'website',
'name': 'cvbb-rest-interface',
})
except (RpcMethodError):
return 26265
else:
return 8280
