From faa85accc99d6ff777f12f5dd9e43a6dd8f7e7a2 Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Sun, 17 May 2020 20:15:45 +0200 Subject: pppoe: dhcpv6-pd: T421: initial support The following configuration will assign a /64 prefix out of a /56 delegation to eth0. The IPv6 address assigned to eth0 will be ::ffff/64. If you do not know the prefix size delegated to you, start with sla-len 0. pppoe pppoe0 { authentication { password vyos user vyos } description sadfas dhcpv6-options { delegate eth0 { interface-id 65535 sla-id 0 sla-len 8 } } ipv6 { address { autoconf } enable } source-interface eth1 } vyos@vyos:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description --------- ---------- --- ----------- eth0 2001:db8:8003:400::ffff/64 u/u --- src/conf_mode/interfaces-pppoe.py | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'src/conf_mode/interfaces-pppoe.py') diff --git a/src/conf_mode/interfaces-pppoe.py b/src/conf_mode/interfaces-pppoe.py index e72540f66..baa07e283 100755 --- a/src/conf_mode/interfaces-pppoe.py +++ b/src/conf_mode/interfaces-pppoe.py @@ -36,6 +36,7 @@ default_config_data = { 'deleted': False, 'description': '\0', 'disable': False, + 'dhcpv6_pd': [], 'intf': '', 'idle_timeout': '', 'ipv6_autoconf': False, @@ -138,6 +139,27 @@ def get_config(): if conf.exists('vrf'): pppoe['vrf'] = conf.return_value(['vrf']) + if conf.exists(['dhcpv6-options', 'delegate']): + for interface in conf.list_nodes(['dhcpv6-options', 'delegate']): + pd = { + 'ifname': interface, + 'sla_id': '', + 'sla_len': '', + 'if_id': '' + } + conf.set_level(base_path + [pppoe['intf'], 'dhcpv6-options', 'delegate', interface]) + + if conf.exists(['sla-id']): + pd['sla_id'] = conf.return_value(['sla-id']) + + if conf.exists(['sla-len']): + pd['sla_len'] = conf.return_value(['sla-len']) + + if conf.exists(['interface-id']): + pd['if_id'] = conf.return_value(['interface-id']) + + pppoe['dhcpv6_pd'].append(pd) + return pppoe def verify(pppoe): @@ -201,6 +223,11 @@ def generate(pppoe): render(script_pppoe_ipv6_up, 'pppoe/ipv6-up.script.tmpl', pppoe, trim_blocks=True, permission=0o755) + if len(pppoe['dhcpv6_pd']) > 0: + ifname = pppoe['intf'] + pppoe['ifname'] = ifname + render(f'/run/dhcp6c/dhcp6c.{ifname}.conf', 'dhcp-client/ipv6.tmpl', pppoe, trim_blocks=True) + return None def apply(pppoe): -- cgit v1.2.3 From 9bcdb58c13b7094a79ae2855a5682f29facab51d Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Sun, 17 May 2020 20:27:59 +0200 Subject: pppoe: dhcpv6-pd: T421: start/stop delegation with interface status --- data/templates/pppoe/ip-down.script.tmpl | 5 +++++ data/templates/pppoe/ipv6-up.script.tmpl | 5 +++++ src/conf_mode/interfaces-pppoe.py | 4 ++++ 3 files changed, 14 insertions(+) (limited to 'src/conf_mode/interfaces-pppoe.py') diff --git a/data/templates/pppoe/ip-down.script.tmpl b/data/templates/pppoe/ip-down.script.tmpl index a68fc099c..fe8fd7584 100644 --- a/data/templates/pppoe/ip-down.script.tmpl +++ b/data/templates/pppoe/ip-down.script.tmpl @@ -26,3 +26,8 @@ fi # Always delete default route when interface goes down vtysh -c "conf t" ${VRF_NAME} -c "no ip route 0.0.0.0/0 {{ intf }} ${VRF_NAME}" {% endif %} + +{% if dhcpv6_pd %} +# Start wide dhcpv6 client +systemctl stop dhcp6c@{{ intf }}.service +{% endif %} diff --git a/data/templates/pppoe/ipv6-up.script.tmpl b/data/templates/pppoe/ipv6-up.script.tmpl index a4b08ddaf..90873229a 100644 --- a/data/templates/pppoe/ipv6-up.script.tmpl +++ b/data/templates/pppoe/ipv6-up.script.tmpl @@ -39,3 +39,8 @@ echo 2 > /proc/sys/net/ipv6/conf/{{ intf }}/accept_ra # Autoconfigure addresses using Prefix Information in Router Advertisements. echo 1 > /proc/sys/net/ipv6/conf/{{ intf }}/autoconfigure {% endif %} + +{% if dhcpv6_pd %} +# Start wide dhcpv6 client +systemctl start dhcp6c@{{ intf }}.service +{% endif %} diff --git a/src/conf_mode/interfaces-pppoe.py b/src/conf_mode/interfaces-pppoe.py index baa07e283..ab96211ac 100755 --- a/src/conf_mode/interfaces-pppoe.py +++ b/src/conf_mode/interfaces-pppoe.py @@ -195,6 +195,10 @@ def generate(pppoe): config_files = [config_pppoe, script_pppoe_pre_up, script_pppoe_ip_up, script_pppoe_ip_down, script_pppoe_ipv6_up] + # Shutdown DHCPv6 prefix delegation client + if pppoe['dhcpv6_pd']: + cmd(f'systemctl stop dhcp6c@{intf}.service') + # Always hang-up PPPoE connection prior generating new configuration file cmd(f'systemctl stop ppp@{intf}.service') -- cgit v1.2.3 From 2d47eb1eba4fb19f6ee9d424fcfd90b08f38f060 Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Sun, 17 May 2020 20:38:24 +0200 Subject: pppoe: dhcpv6-pd: T421: stop service when config is removed --- src/conf_mode/interfaces-pppoe.py | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'src/conf_mode/interfaces-pppoe.py') diff --git a/src/conf_mode/interfaces-pppoe.py b/src/conf_mode/interfaces-pppoe.py index ab96211ac..e46d52d19 100755 --- a/src/conf_mode/interfaces-pppoe.py +++ b/src/conf_mode/interfaces-pppoe.py @@ -191,14 +191,16 @@ def generate(pppoe): script_pppoe_ip_up = f'/etc/ppp/ip-up.d/1000-vyos-pppoe-{intf}' script_pppoe_ip_down = f'/etc/ppp/ip-down.d/1000-vyos-pppoe-{intf}' script_pppoe_ipv6_up = f'/etc/ppp/ipv6-up.d/1000-vyos-pppoe-{intf}' + config_wide_dhcp6c = f'/run/dhcp6c/dhcp6c.{intf}.conf' config_files = [config_pppoe, script_pppoe_pre_up, script_pppoe_ip_up, - script_pppoe_ip_down, script_pppoe_ipv6_up] + script_pppoe_ip_down, script_pppoe_ipv6_up, config_wide_dhcp6c] # Shutdown DHCPv6 prefix delegation client - if pppoe['dhcpv6_pd']: + if not pppoe['dhcpv6_pd']: cmd(f'systemctl stop dhcp6c@{intf}.service') + # Always hang-up PPPoE connection prior generating new configuration file cmd(f'systemctl stop ppp@{intf}.service') @@ -228,9 +230,10 @@ def generate(pppoe): pppoe, trim_blocks=True, permission=0o755) if len(pppoe['dhcpv6_pd']) > 0: - ifname = pppoe['intf'] - pppoe['ifname'] = ifname - render(f'/run/dhcp6c/dhcp6c.{ifname}.conf', 'dhcp-client/ipv6.tmpl', pppoe, trim_blocks=True) + # ipv6.tmpl relies on ifname - this should be made consitent in the + # future better then double key-ing the same value + pppoe['ifname'] = intf + render(config_wide_dhcp6c, 'dhcp-client/ipv6.tmpl', pppoe, trim_blocks=True) return None -- cgit v1.2.3