def delif(self, iface):
''' Remove the interface with the given name from this bridge.
Equivalent to brctl delif [bridge] [interface]'''
if type(iface) == ifconfig.Interface:
devindex = iface.index
else:
devindex = ifconfig.Interface(iface).index
ifreq = struct.pack('16si', self.name, devindex)
fcntl.ioctl(ifconfig.sockfd, SIOCBRDELIF, ifreq)
return self
def addif(self, iface):
''' Add the interface with the given name to this bridge. Equivalent to
brctl addif [bridge] [interface]. '''
if type(iface) == ifconfig.Interface:
devindex = iface.index
else:
devindex = ifconfig.Interface(iface).index
ifreq = struct.pack('16si', self.name, devindex)
fcntl.ioctl(ifconfig.sockfd, SIOCBRADDIF, ifreq)
return self
def create_bridge_with_vid(name, vid):
devlist = [dev for dev in ifconfig.iterifs(physical=False) if dev.name == "eth1.10"]
if len(devlist) != 0:
raise Exists("eth1.10")
br0 = brctl.findbridge(name)
if br0:
raise Exists("br0")
br0 = brctl.addbr(name)
vconfig.add_vlan("eth1", vid)
iface1 = ifconfig.Interface("eth1.%s" % vid)
br0.addif(iface1)
br_iface = ifconfig.Interface(name)
iface1.up()
br_iface.up()
return
def interface(request, name):
i = ifconfig.Interface(name)
ip = i.ip
mac = i.mac
netmask = i.netmask
i.up()
def cleanup():
i.ip = ip
i.mac = mac
i.netmask = netmask
i.up()
request.addfinalizer(cleanup)
return i
def delete_network_interfaces():
"""Delete network interfaces
This function performs a clean up for the following network interfaces
virbr[1-4]
"""
# elevate module re-launches the current process with root/admin privileges
# using one of the following mechanisms : sudo (Linux, macOS)
# becoming in root
elevate(graphical=False)
ifdata = Ifcfg(subprocess.check_output(['ifconfig', '-a']))
for interface in range(1, 5):
current_interface = 'virbr{}'.format(interface)
if current_interface in ifdata.interfaces:
# the network interface exists
net_object = ifdata.get_interface(current_interface)
net_up = net_object.get_values().get('UP')
net_running = net_object.get_values().get('RUNNING')
if net_up or net_running:
# the network interface is up or running
try:
# down and delete the network interface
ifconfig.Interface(current_interface).down()
brctl.Bridge(current_interface).delete()
except IOError:
LOG.warn('[Errno 19] No such device: {}'.format(
current_interface))
# adding the network interface
try:
brctl.addbr(current_interface)
except IOError:
LOG.warn('[Errno 17] File exists {}'.format(current_interface))
def delete_network_interfaces():
"""Delete network interfaces
This function performs a clean up for the following network interfaces
stxbr[1-4]
"""
# elevate module re-launches the current process with root/admin privileges
# using one of the following mechanisms : sudo (Linux, macOS)
# becoming in root
elevate(graphical=False)
ifdata = NetIfs()
# Destroy NAT network if exist
try:
bash('sudo virsh net-destroy {}'.format('stx-nat'))
bash('sudo virsh net-undefine {}'.format('stx-nat'))
except IOError:
LOG.warning('NAT network not found')
for interface in range(1, 5):
net_if = 'stxbr{}'.format(interface)
if net_if in ifdata.interfaces:
if ifdata.is_up(net_if) or \
ifdata.is_running(net_if):
# the network interface is up or running
try:
# down and delete the network interface
ifconfig.Interface(net_if).down()
brctl.Bridge(net_if).delete()
except IOError:
LOG.warning('[Errno 19] No such device: ' '%s', net_if)