@staticmethod
def get(name):
- if name in PlacementGroup.map:
- return PlacementGroup.map[name]
- else:
- return None
+ return PlacementGroup.map.get(name)
+
+
+class ServerGroup(Object): # pragma: no cover
+ """Class that represents a server group in the logical model
+ Policy should be one of "anti-affinity" or "affinity"
+ """
+ map = {}
+
+ def __init__(self, name, context, policy):
+ super(ServerGroup, self).__init__(name, context)
+ if policy not in {"affinity", "anti-affinity"}:
+ raise ValueError("server group '%s', policy '%s' is not valid" %
+ (name, policy))
+ self.name = name
+ self.members = set()
+ self.stack_name = context.name + "-" + name
+ self.policy = policy
+ ServerGroup.map[name] = self
+
+ def add_member(self, name):
+ self.members.add(name)
+
+ @staticmethod
+ def get(name):
+ return ServerGroup.map.get(name)
class Router(Object):
"""Class that represents a router in the logical model"""
def __init__(self, name, network_name, context, external_gateway_info):
- super(self.__class__, self).__init__(name, context)
+ super(Router, self).__init__(name, context)
self.stack_name = context.name + "-" + network_name + "-" + self.name
self.stack_if_name = self.stack_name + "-if0"
list = []
def __init__(self, name, context, attrs):
- super(self.__class__, self).__init__(name, context)
+ super(Network, self).__init__(name, context)
self.stack_name = context.name + "-" + self.name
self.subnet_stack_name = self.stack_name + "-subnet"
self.subnet_cidr = attrs.get('cidr', '10.0.1.0/24')
return None
-class Server(Object):
+class Server(Object): # pragma: no cover
"""Class that represents a server in the logical model"""
list = []
def __init__(self, name, context, attrs):
- super(self.__class__, self).__init__(name, context)
+ super(Server, self).__init__(name, context)
self.stack_name = self.name + "." + context.name
self.keypair_name = context.keypair_name
self.secgroup_name = context.secgroup_name
self.placement_groups.append(pg)
pg.add_member(self.stack_name)
+ # support servergroup attr
+ self.server_group = None
+ sg = attrs.get("server_group")
+ if (sg):
+ server_group = ServerGroup.get(sg)
+ if not server_group:
+ raise ValueError("server '%s', server_group '%s' is invalid" %
+ (name, sg))
+ self.server_group = server_group
+ server_group.add_member(self.stack_name)
+
self.instances = 1
if "instances" in attrs:
self.instances = attrs["instances"]