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|
{ config, lib, pkgs, ... }:
with lib;
let
pppInterface = config.networking.pppInterface;
in {
options = {
networking.pppInterface = mkOption {
type = types.str;
default = "dsl";
};
};
config = {
networking.vlans = {
telekom = {
id = 7;
interface = "eno2";
};
};
services.pppd = {
enable = true;
peers.telekom.config = ''
nodefaultroute
ifname ${pppInterface}
lcp-echo-failure 1
lcp-echo-interval 1
maxfail 0
mtu 1492
mru 1492
plugin rp-pppoe.so
name telekom
user 002576900250551137425220#0001@t-online.de
telekom
debug
'';
};
systemd.services."pppd-telekom" = {
stopIfChanged = true;
serviceConfig = lib.mkForce {
Type = "notify";
PIDFile = "/run/pppd/${pppInterface}.pid";
ExecStart = "${lib.getBin pkgs.ppp}/sbin/pppd call telekom up_sdnotify nolog +ipv6";
Restart = "always";
RestartSec = 5;
RuntimeDirectory = "pppd";
RuntimeDirectoryPreserve = true;
};
};
sops.secrets."pap-secrets" = {
format = "binary";
sopsFile = ./pap-secrets;
path = "/etc/ppp/pap-secrets";
};
environment.etc = {
"ppp/ip-up" = {
text = ''
#!${pkgs.runtimeShell}
${pkgs.iproute}/bin/ip route add default via "$5" dev "${pppInterface}" metric 512
'';
mode = "0555";
};
};
systemd.network.networks.${pppInterface} = {
matchConfig = {
Name = pppInterface;
};
dns = [ "::1" "127.0.0.1" ];
domains = [ "~." ];
networkConfig = {
LinkLocalAddressing = "no";
DNSSEC = true;
};
};
services.corerad = {
enable = true;
settings = {
interfaces = [
{ name = pppInterface;
monitor = true;
verbose = true;
}
{ name = "lan";
advertise = true;
verbose = true;
prefix = [{ prefix = "::/64"; }];
route = [{ prefix = "::/0"; }];
rdnss = [{ servers = ["::"]; }];
dnssl = [{ domain_names = ["yggdrasil"]; }];
}
];
debug = {
address = "localhost:9430";
prometheus = true;
};
};
};
services.ndppd = {
enable = true;
proxies = {
${pppInterface} = {
router = true;
rules.lan = {
method = "iface";
interface = "lan";
network = "::/0";
};
};
};
};
boot.kernel.sysctl = {
"net.ipv6.conf.all.forwarding" = true;
"net.ipv6.conf.default.forwarding" = true;
"net.ipv4.conf.all.forwarding" = true;
"net.ipv4.conf.default.forwarding" = true;
"net.core.rmem_max" = "4194304";
"net.core.wmem_max" = "4194304";
};
systemd.services."pppd-telekom" = {
bindsTo = [ "sys-subsystem-net-devices-telekom.device" ];
after = [ "sys-subsystem-net-devices-telekom.device" ];
};
systemd.services."dhcpcd-${pppInterface}" = {
wantedBy = [ "multi-user.target" "network-online.target" "pppd-telekom.service" ];
bindsTo = [ "pppd-telekom.service" "sys-subsystem-net-devices-${pppInterface}.device" ];
after = [ "pppd-telekom.service" "sys-subsystem-net-devices-${pppInterface}.device" ];
wants = [ "network.target" ];
before = [ "network-online.target" ];
path = with pkgs; [ dhcpcd nettools openresolv ];
unitConfig.ConditionCapability = "CAP_NET_ADMIN";
stopIfChanged = true;
preStart = ''
i=0
while [[ -z "$(${pkgs.iproute2}/bin/ip -6 addr show dev ${pppInterface} scope link)" ]]; do
${pkgs.coreutils}/bin/sleep 0.1
i=$((i + 1))
if [[ "$i" -ge 10 ]]; then
exit 1
fi
done
'';
postStop = ''
${pkgs.iproute2}/bin/ip -6 a show dev lan scope global | ${pkgs.coreutils}/bin/grep inet6 | ${pkgs.gawk}/bin/awk '{ print $2; }' | ${pkgs.findutils}/bin/xargs -I '{}' -- ${pkgs.iproute2}/bin/ip addr del '{}' dev lan
'';
serviceConfig = let
dhcpcdConf = pkgs.writeText "dhcpcd.conf" ''
duid
vendorclassid
ipv6only
nooption domain_name_servers, domain_name, domain_search
option classless_static_routes
option interface_mtu
option host_name
option rapid_commit
require dhcp_server_identifier
slaac private
nohook resolv.conf
ipv6ra_autoconf
iaid 1195061668
ipv6rs # enable routing solicitation for WAN adapter
ia_pd 1 lan/0/64/0 # request a PD and assign it to the LAN
reboot 0
waitip 6
'';
in {
Type = "forking";
PIDFile = "/var/run/dhcpcd/${pppInterface}.pid";
RuntimeDirectory = "dhcpcd";
ExecStart = "@${pkgs.dhcpcd}/sbin/dhcpcd dhcpcd -q --config ${dhcpcdConf} ${pppInterface}";
ExecReload = "${pkgs.dhcpcd}/sbin/dhcpcd --rebind ${pppInterface}";
Restart = "always";
RestartSec = "5";
};
};
systemd.services.ndppd = {
wantedBy = [ "dhcpcd-${pppInterface}.service" ];
bindsTo = [ "dhcpcd-${pppInterface}.service" ];
after = [ "dhcpcd-${pppInterface}.service" ];
serviceConfig = {
Restart = "always";
RestartSec = "5";
};
};
systemd.services.corerad = {
wantedBy = [ "dhcpcd-${pppInterface}.service" ];
bindsTo = [ "dhcpcd-${pppInterface}.service" ];
after = [ "dhcpcd-${pppInterface}.service" ];
serviceConfig = {
Restart = lib.mkForce "always";
RestartSec = "5";
};
};
users.users.dhcpcd = {
isSystemUser = true;
group = "dhcpcd";
};
users.groups.dhcpcd = {};
};
}
|
