diff options
Diffstat (limited to 'python/vyos/ifconfig.py')
| -rw-r--r-- | python/vyos/ifconfig.py | 54 |
1 files changed, 45 insertions, 9 deletions
diff --git a/python/vyos/ifconfig.py b/python/vyos/ifconfig.py index cc214908a..3225971ef 100644 --- a/python/vyos/ifconfig.py +++ b/python/vyos/ifconfig.py @@ -98,6 +98,13 @@ class Interface: 'vendor_class_id' : '' } + # DHCPv6 options + self._dhcpv6_options = { + 'intf' : self._ifname, + 'dhcpv6_prm_only' : False, + 'dhcpv6_temporary' : False + } + def _debug_msg(self, msg): if os.path.isfile('/tmp/vyos.ifconfig.debug'): print('DEBUG/{:<6} {}'.format(self._ifname, msg)) @@ -474,6 +481,7 @@ class Interface: def get_dhcp_options(self): """ Return dictionary with supported DHCP options. + Dictionary should be altered and send back via set_dhcp_options() so those options are applied when DHCP is run. """ @@ -485,6 +493,21 @@ class Interface: """ self._dhcp_options = options + def get_dhcpv6_options(self): + """ + Return dictionary with supported DHCPv6 options. + + Dictionary should be altered and send back via set_dhcp_options() + so those options are applied when DHCP is run. + """ + return self._dhcpv6_options + + def set_dhcpv6_options(self, options): + """ + Store new DHCP options used by next run of DHCP client. + """ + self._dhcpv6_options = options + # replace dhcpv4/v6 with systemd.networkd? def _set_dhcp(self): """ @@ -579,9 +602,14 @@ class Interface: >>> j = Interface('eth0') >>> j.set_dhcpv6() """ - dhcpv6 = { - 'intf': self._ifname - } + dhcpv6 = self.get_dhcpv6_options() + import pprint + pprint.pprint(dhcpv6) + + # better save then sorry .. should be checked in interface script + # but if you missed it we are safe! + if dhcpv6['dhcpv6_prm_only'] and dhcpv6['dhcpv6_temporary']: + raise Exception('DHCPv6 temporary and parameters-only options are mutually exclusive!') # render DHCP configuration tmpl = jinja2.Template(dhcpv6_cfg) @@ -597,16 +625,24 @@ class Interface: sleep(5) # no longer accept router announcements on this interface - cmd = 'sysctl -q -w net.ipv6.conf.{}.accept_ra=0'.format(self._ifname) - self._cmd(cmd) + self._write_sysfs('/proc/sys/net/ipv6/conf/{}/accept_ra' + .format(self._ifname), 0) # assemble command-line to start DHCPv6 client (dhclient) cmd = 'start-stop-daemon --start --quiet --pidfile ' + \ self._dhcpv6_pid_file cmd += ' --exec /sbin/dhclient --' # now pass arguments to dhclient binary - cmd += ' -6 -nw -cf {} -pf {} -lf {} {}'.format( - self._dhcpv6_cfg_file, self._dhcpv6_pid_file, self._dhcpv6_lease_file, self._ifname) + cmd += ' -6 -nw -cf {} -pf {} -lf {}'.format( + self._dhcpv6_cfg_file, self._dhcpv6_pid_file, self._dhcpv6_lease_file) + + # add optional arguments + if dhcpv6['dhcpv6_prm_only']: + cmd += ' -S' + if dhcpv6['dhcpv6_temporary']: + cmd += ' -T' + + cmd += ' {}'.format(self._ifname) return self._cmd(cmd) @@ -634,8 +670,8 @@ class Interface: self._cmd(cmd) # accept router announcements on this interface - cmd = 'sysctl -q -w net.ipv6.conf.{}.accept_ra=1'.format(self._ifname) - self._cmd(cmd) + self._write_sysfs('/proc/sys/net/ipv6/conf/{}/accept_ra' + .format(self._ifname), 1) # cleanup old config file if os.path.isfile(self._dhcpv6_cfg_file): |