def newDPID(name=None):
with ovsCtlLock:
global userSwitchIndex
if name == None:
name = "user"
else:
name = name[:4]
dpid = encodeDPID(vendor=Vendors.OVS,role=Roles.UserSwSwitch,location=name,id=userSwitchIndex)
userSwitchIndex += 1
return dpid
def addSDNPop(self, popname, hwswitchname, coreroutername, swswitchname,
links):
"""
Configure the various elements of an SDN POP
:param popname: Name of POP
:param hwswitchname: Name of hardware SDN switch
:param coreroutername: Name of core router
:param swswitchname: Name of software SDN switch
:param links: Set of physical links within the POP
:return: None
"""
pop = SDNPop(name=popname,
hwswitchname=hwswitchname,
coreroutername=coreroutername,
swswitchname=swswitchname)
hwSwitch = pop.props['hwSwitch']
swSwitch = pop.props['swSwitch']
coreRouter = pop.props['coreRouter']
hwSwitch.props['dpid'] = dpid.encodeDPID(location=popname,
vendor=dpid.Vendors.Corsa,
role=dpid.Roles.POPHwSwitch,
id=1)
swSwitch.props['dpid'] = dpid.encodeDPID(location=popname,
vendor=dpid.Vendors.OVS,
role=dpid.Roles.POPSwSwitch,
id=1)
self.addSwitch(hwSwitch)
self.addSwitch(coreRouter)
self.addSwitch(swSwitch)
self.popIndex[popname] = pop
for [n1, p1, n2, p2] in links:
node1 = self.getNode(n1)
node2 = self.getNode(n2)
port1 = Port(name=p1, node=node1)
port2 = Port(name=p2, node=node2)
node1.addPort(port1)
node2.addPort(port2)
link = Link(ports=[port1, port2])
self.linkIndex[link.name] = link
def addSDNPop(self, popname, hwswitchname, coreroutername, swswitchname,links):
"""
Configure the various elements of an SDN POP
:param popname: Name of POP
:param hwswitchname: Name of hardware SDN switch
:param coreroutername: Name of core router
:param swswitchname: Name of software SDN switch
:param links: Set of physical links within the POP
:return: None
"""
pop = SDNPop(name=popname,
hwswitchname=hwswitchname,
coreroutername=coreroutername,
swswitchname=swswitchname)
hwSwitch = pop.props['hwSwitch']
swSwitch = pop.props['swSwitch']
coreRouter = pop.props['coreRouter']
hwSwitch.props['dpid'] = dpid.encodeDPID(location=popname,
vendor=dpid.Vendors.Corsa,
role=dpid.Roles.POPHwSwitch,
id=1)
swSwitch.props['dpid'] = dpid.encodeDPID(location=popname,
vendor=dpid.Vendors.OVS,
role=dpid.Roles.POPSwSwitch,
id=1)
self.addSwitch(hwSwitch)
self.addSwitch(coreRouter)
self.addSwitch(swSwitch)
self.popIndex[popname] = pop
for [n1,p1,n2,p2] in links:
node1 = self.getNode(n1)
node2 = self.getNode(n2)
port1 = Port(name=p1,node=node1)
port2 = Port(name=p2,node=node2)
node1.addPort(port1)
node2.addPort(port2)
link = Link(ports = [port1,port2])
self.linkIndex[link.name] = link
def newDPID(name=None):
with ovsCtlLock:
if name == None:
name = "user"
else:
name = name[:4]
container = Container.getContainer(getContinerName())
userSwitchIndex = 1
if ("userSwitchIndex" in container.properties):
userSwitchIndex = container.properties["userSwitchIndex"]
dpid = encodeDPID(vendor=Vendors.OVS,role=Roles.UserSwSwitch,location=name,id=userSwitchIndex)
container.properties["userSwitchIndex"] = userSwitchIndex + 1
container.save()
return dpid