diff options
Diffstat (limited to 'python/vyos/ifconfig/interface.py')
| -rw-r--r-- | python/vyos/ifconfig/interface.py | 75 |
1 files changed, 41 insertions, 34 deletions
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py index e24485132..53256abb7 100644 --- a/python/vyos/ifconfig/interface.py +++ b/python/vyos/ifconfig/interface.py @@ -285,7 +285,7 @@ class Interface(Control): } @classmethod - def exists(cls, ifname, netns=None) -> bool: + def exists(cls, ifname: str, netns: str=None) -> bool: cmd = f'ip link show dev {ifname}' if netns: cmd = f'ip netns exec {netns} {cmd}' @@ -361,8 +361,9 @@ class Interface(Control): netns = self.config.get('netns', None) if self.exists(f'{self.ifname}', netns=netns): return + cmd = 'ip link add dev {ifname} type {type}'.format(**self.config) - if 'netns' in self.config: cmd = f'ip netns exec {self.config["netns"]} {cmd}' + if 'netns' in self.config: cmd = f'ip netns exec {netns} {cmd}' self._cmd(cmd) def remove(self): @@ -398,7 +399,7 @@ class Interface(Control): # to be called and instead should raise an Exception: cmd = 'ip link del dev {ifname}'.format(**self.config) # for delete we can't get data from self.config{'netns'} - netns = get_interface_namespace(self.config['ifname']) + netns = get_interface_namespace(self.ifname) if netns: cmd = f'ip netns exec {netns} {cmd}' return self._cmd(cmd) @@ -554,33 +555,30 @@ class Interface(Control): if prev_state == 'up': self.set_admin_state('up') - def del_netns(self, netns): - """ - Remove interface from given NETNS. - """ - - # If NETNS does not exist then there is nothing to delete + def del_netns(self, netns: str) -> bool: + """ Remove interface from given network namespace """ + # If network namespace does not exist then there is nothing to delete if not os.path.exists(f'/run/netns/{netns}'): - return None + return False - # Check if interface realy exists in namespace + # Check if interface exists in network namespace if is_netns_interface(self.ifname, netns): self._cmd(f'ip netns exec {netns} ip link del dev {self.ifname}') - return + return True + return False - def set_netns(self, netns): + def set_netns(self, netns: str) -> bool: """ - Add interface from given NETNS. + Add interface from given network namespace Example: >>> from vyos.ifconfig import Interface >>> Interface('dum0').set_netns('foo') """ + self._cmd(f'ip link set dev {self.ifname} netns {netns}') + return True - cmd = f'ip link set dev {self.ifname} netns {netns}' - self._cmd(cmd) - - def set_vrf(self, vrf): + def set_vrf(self, vrf: str) -> bool: """ Add/Remove interface from given VRF instance. @@ -592,10 +590,11 @@ class Interface(Control): tmp = self.get_interface('vrf') if tmp == vrf: - return None + return False self.set_interface('vrf', vrf) self._set_vrf_ct_zone(vrf) + return True def set_arp_cache_tmo(self, tmo): """ @@ -613,10 +612,6 @@ class Interface(Control): return self.set_interface('arp_cache_tmo', tmo) def _cleanup_mss_rules(self, table, ifname): - # Don't allow for netns yet - if 'netns' in self.config: - return None - commands = [] results = self._cmd(f'nft -a list chain {table} VYOS_TCP_MSS').split("\n") for line in results: @@ -660,6 +655,10 @@ class Interface(Control): >>> from vyos.ifconfig import Interface >>> Interface('eth0').set_tcp_mss(1320) """ + # Don't allow for netns yet + if 'netns' in self.config: + return None + self._cleanup_mss_rules('ip6 raw', self.ifname) nft_prefix = 'nft add rule ip6 raw VYOS_TCP_MSS' base_cmd = f'oifname "{self.ifname}" tcp flags & (syn|rst) == syn' @@ -774,7 +773,6 @@ class Interface(Control): As per RFC3074. """ - # Don't allow for netns yet if 'netns' in self.config: return None @@ -818,6 +816,10 @@ class Interface(Control): >>> from vyos.ifconfig import Interface >>> Interface('eth0').set_ipv6_source_validation('strict') """ + # Don't allow for netns yet + if 'netns' in self.config: + return None + self._cleanup_ipv6_source_validation_rules(self.ifname) nft_prefix = f'nft add rule ip6 raw vyos_rpfilter iifname "{self.ifname}"' if mode == 'strict': @@ -1167,14 +1169,17 @@ class Interface(Control): if addr in self._addr: return False + # get interface network namespace if specified + netns = self.config.get('netns', None) + # add to interface if addr == 'dhcp': self.set_dhcp(True) elif addr == 'dhcpv6': self.set_dhcpv6(True) - elif not is_intf_addr_assigned(self.ifname, addr, self.config.get('netns')): - exec_within_netns = f'ip netns exec {self.config.get("netns")}' if self.config.get('netns') else '' - tmp = f'{exec_within_netns} ip addr add {addr} dev {self.ifname}' + elif not is_intf_addr_assigned(self.ifname, addr, netns=netns): + netns_cmd = f'ip netns exec {netns}' if netns else '' + tmp = f'{netns_cmd} ip addr add {addr} dev {self.ifname}' # Add broadcast address for IPv4 if is_ipv4(addr): tmp += ' brd +' @@ -1214,14 +1219,17 @@ class Interface(Control): if not addr: raise ValueError() + # get interface network namespace if specified + netns = self.config.get('netns', None) + # remove from interface if addr == 'dhcp': self.set_dhcp(False) elif addr == 'dhcpv6': self.set_dhcpv6(False) - elif is_intf_addr_assigned(self.ifname, addr, netns=self.config.get('netns')): - exec_within_netns = f'ip netns exec {self.config.get("netns")}' if self.config.get('netns') else '' - self._cmd(f'{exec_within_netns} ip addr del "{addr}" dev "{self.ifname}"') + elif is_intf_addr_assigned(self.ifname, addr, netns=netns): + netns_cmd = f'ip netns exec {netns}' if netns else '' + self._cmd(f'{netns_cmd} ip addr del {addr} dev {self.ifname}') else: return False @@ -1241,10 +1249,9 @@ class Interface(Control): self.set_dhcp(False) self.set_dhcpv6(False) - _netns = get_interface_namespace(self.config['ifname']) - netns_exec = f'ip netns exec {_netns} ' if _netns else '' - cmd = netns_exec - cmd += f'ip addr flush dev {self.ifname}' + netns = get_interface_namespace(self.ifname) + netns_cmd = f'ip netns exec {netns}' if netns else '' + cmd = f'{netns_cmd} ip addr flush dev {self.ifname}' # flush all addresses self._cmd(cmd) |