def testExport(self):
jls = Jails()
expected = []
self.assertEqual(jls.export(), expected, "The exported data does not match the expected value (empty list).")
j = getJail()
jls.add(jls.create(j))
expected = [j]
self.assertEqual(jls.export(), expected, "The exported data does not match the expected value (one jail).")
h = getJail()
jls.add(jls.create(h))
expected = [j, h]
self.assertEqual(len(jls.export()), 2, "The exported data does not match the expected value (one jail).")
class VM(object):
'''
Virtual Machine
'''
def __init__(self, registration):
self.id = registration['id']
self.jails = Jails()
self.keys = {}
self.name = registration['name']
self.status = 'new'
self.environment = None
self.interface = None
self.firewall = None
self.interfaces = NetInterfaces.getInterfaces()
self.configured = False
self._persist_file = cherrypy.config.get('vm.persistence')
self._load()
def update(self, **kwargs):
'''Update the VM object with provided values.'''
valid = ['keys', 'interface', 'name', 'firewall']
for key in kwargs:
if not key in valid:
continue
setattr(self, key, kwargs[key])
if 'environment' in kwargs:
old_env = self.environment
self.environment = kwargs['environment']
if old_env != self.environment:
self.jails.clear()
if 'jails' in kwargs:
self._set_jails(kwargs['jails'])
self.configurationValid()
def _set_jails(self, jails):
'''Sets the jails to the provided list.'''
self.jails.clear()
for data in jails:
if self.jails.contain(data['id']):
continue
jail = self.jails.create(data)
self.jails.add(jail)
def _load(self):
'''Load the vm off the persistent storage.'''
if not os.path.exists(self._persist_file):
return
keys = [
'id', 'keys', 'status', 'environment', 'configured', 'interface',
'firewall'
]
data = {}
try:
with open(self._persist_file, 'r') as f:
data = json.load(f)
except ValueError as e:
return
for key in keys:
if not key in data:
#discard loaded data.
raise KeyError("Key: `%s` is missing." % key)
if not 'jails' in data:
raise KeyError("Key: `jails` is missing.")
for key in keys:
setattr(self, key, data[key])
self.jails.load(data['jails'])
def persist(self):
'''Saves the VM to the persistent storage.'''
data = self.getConfiguration()
with open(self._persist_file, 'w') as f:
f.write(json.dumps(data, sort_keys=True, indent=4))
def getConfiguration(self):
'''Returns a dictionary filled with the VM configuration data.'''
data = {}
data['id'] = self.id
data['jails'] = self.jails.export()
data['keys'] = self.keys
data['status'] = self.status
data['environment'] = self.environment
data['configured'] = self.configured
data['interface'] = self.interface
data['firewall'] = self.firewall
return data
def configurationValid(self):
'''Verifies if the configuration is valid and upate the jail status accordingly'''
listItems = [self.jails.get(), self.keys]
boolItems = [self.environment, self.interface]
for item in listItems:
if len(item) == 0:
return self.isConfigured(False)
for item in boolItems:
if not item:
return self.isConfigured(False)
return self.isConfigured(True)
def isConfigured(self, state = None):
'''Switch the configuration state or returns it.'''
if state:
self.configured = state
self.status = 'configured'
elif state == False:
self.configured = state
self.status = 'new'
return self.configured
