def release_ip(self, port_name):
for p in self.ports:
if (p != port_name):
continue
ns_device = p + "-" + self.vport_ns_suffix
print "Releasing ip for " + p + "::" + ns_device
shell.execute_cmdstr("ip netns exec " + p + " dhclient -r " +
ns_device)
def set_mac(self, port_name, mac):
for p in self.ports:
if (p != port_name):
continue
ns_device = p + "-" + self.vport_ns_suffix
print "Setting mac " + mac + " for " + p + "::" + ns_device
shell.execute_cmdstr("ip netns exec " + p + " ip link set dev " +
ns_device + " address " + mac)
def set_ip(self, port_name, ip, netmask):
for p in self.ports:
if (p != port_name):
continue
ns_device = p + "-" + self.vport_ns_suffix
ipaddr = ip + "/" + netmask
print "Setting ip " + ipaddr + " for " + p + "::" + ns_device
shell.execute_cmdstr("ip netns exec " + p + " ip address add " +
ipaddr + " dev " + ns_device)
def show(self, vm_name):
for p in self.ports:
if (vm_name != "all") and (vm_name != p):
continue
print "List of network interfaces in namespace " + p + ":"
output = shell.execute_cmdstr("ip netns exec " + p + " ifconfig")
print output
def destroy(self):
for p in self.ports:
ovs_device = p + "-" + self.vport_ovs_suffix
print "Destroying " + ovs_device
shell.execute_cmdstr("ip link delete " + ovs_device)
shell.execute_cmdstr("ip netns del " + p)
shell.execute_cmdstr("rm -rf /var/tmp/" + ovs_device + ".xml")
def setup(self):
for p in self.ports:
ovs_device = p + "-" + self.vport_ovs_suffix
ns_device = p + "-" + self.vport_ns_suffix
print "Setting up " + ovs_device + " and namespace " + ns_device
shell.execute_cmdstr("ip netns add " + p)
shell.execute_cmdstr("ip link add " + ns_device +
" type veth peer name " + ovs_device)
shell.execute_cmdstr("ip link set " + ns_device + " netns " + p)
shell.execute_cmdstr("ip netns exec " + p + " ip link set " +
ns_device + " up")
shell.execute_cmdstr("ip netns exec " + p + " ip link set lo up")
shell.execute_cmdstr("ip link set " + ovs_device + " up")
shell.execute_cmdstr("ip netns exec " + p +
" sysctl net.ipv4.ip_forward=1")
self.create_xml(p, ovs_device)