diff options
Diffstat (limited to 'python/vyos')
| -rw-r--r-- | python/vyos/ifconfig.py | 65 |
1 files changed, 55 insertions, 10 deletions
diff --git a/python/vyos/ifconfig.py b/python/vyos/ifconfig.py index 1d03e4e74..449923f09 100644 --- a/python/vyos/ifconfig.py +++ b/python/vyos/ifconfig.py @@ -66,7 +66,7 @@ class Interface: self._debug = True if not os.path.exists('/sys/class/net/{}'.format(self._ifname)): - cmd = 'ip link add dev "{}" type "{}"'.format(self._ifname, type) + cmd = 'ip link add dev {} type {}'.format(self._ifname, type) self._cmd(cmd) # per interface DHCP config files @@ -87,7 +87,9 @@ class Interface: def remove(self): """ - Remove system interface + Remove interface from operating system. Removing the interface + deconfigures all assigned IP addresses and clear possible DHCP(v6) + client processes. Example: >>> from vyos.ifconfig import Interface @@ -102,12 +104,12 @@ class Interface: # NOTE (Improvement): # after interface removal no other commands should be allowed # to be called and instead should raise an Exception: - cmd = 'ip link del dev "{}"'.format(self._ifname) + cmd = 'ip link del dev {}'.format(self._ifname) self._cmd(cmd) def _cmd(self, command): - self._debug_msg("{:<6} '{}'".format('cmd', command)) + self._debug_msg("cmd '{}'".format(command)) process = subprocess.Popen(command,stdout=subprocess.PIPE, shell=True) proc_stdout = process.communicate()[0].strip() @@ -124,7 +126,7 @@ class Interface: with open(filename, 'r') as f: value = f.read().rstrip('\n') - self._debug_msg("{:<6} '{}' < '{}'".format('read', value, filename)) + self._debug_msg("read '{}' < '{}'".format(value, filename)) return value @@ -132,7 +134,7 @@ class Interface: """ Provide a single primitive w/ error checking for writing to sysfs. """ - self._debug_msg("{:<6} '{}' > '{}'".format('write', value, filename)) + self._debug_msg("write '{}' > '{}'".format(value, filename)) with open(filename, 'w') as f: f.write(str(value)) @@ -214,7 +216,7 @@ class Interface: # Assemble command executed on system. Unfortunately there is no way # of altering the MAC address via sysfs - cmd = 'ip link set dev "{}" address "{}"'.format(self._ifname, mac) + cmd = 'ip link set dev {} address {}'.format(self._ifname, mac) self._cmd(cmd) @@ -358,7 +360,7 @@ class Interface: # Assemble command executed on system. Unfortunately there is no way # to up/down an interface via sysfs - cmd = 'ip link set dev "{}" "{}"'.format(self._ifname, state) + cmd = 'ip link set dev {} {}'.format(self._ifname, state) self._cmd(cmd) @property @@ -922,7 +924,7 @@ class BridgeIf(Interface): >>> BridgeIf('br0').add_port('eth0') >>> BridgeIf('br0').add_port('eth1') """ - cmd = 'ip link set dev "{}" master "{}"'.format(interface, self._ifname) + cmd = 'ip link set dev {} master {}'.format(interface, self._ifname) self._cmd(cmd) @@ -934,7 +936,7 @@ class BridgeIf(Interface): >>> from vyos.ifconfig import Interface >>> BridgeIf('br0').del_port('eth1') """ - cmd = 'ip link set dev "{}" nomaster'.format(interface) + cmd = 'ip link set dev {} nomaster'.format(interface) self._cmd(cmd) @@ -964,10 +966,53 @@ class BridgeIf(Interface): .format(self._ifname, interface), priority) + class EthernetIf(Interface): def __init__(self, ifname, type=None): super().__init__(ifname, type) + def add_vlan(self, vlan_id, ethertype=''): + """ + A virtual LAN (VLAN) is any broadcast domain that is partitioned and + isolated in a computer network at the data link layer (OSI layer 2). + Use this function to create a new VLAN interface on a given physical + interface. + + This function creates both 802.1q and 802.1ad (Q-in-Q) interfaces. Proto + parameter is used to indicate VLAN type. + + A new object of type EthernetIf is returned once the interface has been + created. + """ + vlan_ifname = self._ifname + '.' + str(vlan_id) + if not os.path.exists('/sys/class/net/{}'.format(vlan_ifname)): + self._vlan_id = int(vlan_id) + + if ethertype: + self._ethertype = ethertype + ethertype='proto {}'.format(ethertype) + + # create interface in the system + cmd = 'ip link add link {intf} name {intf}.{vlan} type vlan {proto} id {vlan}'.format(intf=self._ifname, vlan=self._vlan_id, proto=ethertype) + self._cmd(cmd) + + # return new object mapping to the newly created interface + # we can now work on this object for e.g. IP address setting + # or interface description and so on + return EthernetIf(vlan_ifname) + + + def del_vlan(self, vlan_id): + """ + Remove VLAN interface from operating system. Removing the interface + deconfigures all assigned IP addresses and clear possible DHCP(v6) + client processes. + """ + vlan_ifname = self._ifname + '.' + str(vlan_id) + tmp = EthernetIf(vlan_ifname) + tmp.remove() + + class BondIf(EthernetIf): """ The Linux bonding driver provides a method for aggregating multiple network |