def start(self):
'''
Start the static overlay link.
'''
self.logger.info("starting static overlay link '%s'" % self.name)
# Start the network namespace object for the linked overlay.
self.inner_netns.start()
# Create the inner and outer veth interfaces, which link the
# overlays together. At the same time, move the inner veth
# interface to the inner overlay.
outer_if = veth.create(
self.dry_run,
self.logger,
self.outer_name,
self.inner_name,
netns = self.netns,
)
inner_if = outer_if.peer_get(peer_netns=self.inner_netns)
inner_if.netns_set(self.inner_netns)
# Create a dummy interface for the outer veth interface to be
# bridged with.
dummy_if = dummy.create(
self.dry_run,
self.logger,
self.dummy_name,
netns = self.netns,
)
# Create the bridge interface for the dummy interface and the
# veth pair interface, and add the bridge ports.
bridge_if = bridge.create(
self.dry_run,
self.logger,
self.bridge_name,
netns = self.netns,
)
bridge_if.add_port(outer_if)
bridge_if.add_port(dummy_if)
# Assign address to the interfaces.
bridge_if.add_ip(self.outer_address, self.netmask)
inner_if.add_ip(self.inner_address, self.netmask)
# Bring up both the inner and outer interfaces, and their
# linking interfaces.
outer_if.up()
inner_if.up()
dummy_if.up()
bridge_if.up()
# Stop the network namespace object for the linked overlay,
# to remove its process from memory.
self.inner_netns.stop()
self.logger.info("finished starting static overlay link '%s'" % self.name)
def start(self):
'''
Start the static dummy.
'''
self.logger.info("starting static dummy '%s'" % self.name)
dummy_if = dummy.create(
self.dry_run,
self.logger,
self.dummy_name,
netns = self.netns,
)
dummy_if.add_ip(self.address, self.netmask)
dummy_if.up()
self.logger.info("finished starting static dummy '%s'" % self.name)