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|
{
config,
pkgs,
lib,
...
}:
let
wgInterface = "wg";
wanInterface = "ppp0";
subnet = "10.0.1.0";
prefix = 24;
port = 51820;
wgConf = pkgs.writeText "wg.conf" ''
[interface]
Address = 10.0.1.1/24
MTU = 1412
ListenPort = 51820
PostUp = ${
lib.getExe (
pkgs.writeShellApplication {
name = "wg_set_key";
runtimeInputs = with pkgs; [ wireguard-tools ];
text = ''
wg set ${wgInterface} private-key <(cat ${config.sops.secrets."misc/wireguard".path})
'';
}
)
}
[Peer]
# friendly_name = cez
PublicKey = IcMpAs/D0u8O/AcDBPC7pFUYSeFQXQpTqHpGOeVpjS8=
AllowedIPs = 10.0.1.2/32
[Peer]
# friendly_name = exy
PublicKey = bJ9aqGYD2Jh4MtWIL7q3XxVHFuUdwGJwO8p7H3nNPj8=
AllowedIPs = 10.0.1.3/32
[Peer]
# friendly_name = dad
PublicKey = q70IyOS2IpubIRWqo5sL3SeEjtUy2V/PT8yqVExiHTQ=
AllowedIPs = 10.0.1.4/32
[Peer]
# friendly_name = pradeep
PublicKey = BAOdbgUd53ZmQWkZP3N+zAsxdBpqv6icEwmmjRFEmxI=
AllowedIPs = 10.0.1.5/32
[Peer]
# friendly_name = angelo
PublicKey = U6+PzFuM6lKVx0TnDWuWJMsP6Tj8o1a9zjRcD7gV53o=
AllowedIPs = 10.0.1.6/32
'';
in
{
sops.secrets."misc/wireguard" = { };
networking = {
nat = {
enable = true;
externalInterface = wanInterface;
internalInterfaces = [ wgInterface ];
};
firewall.allowedUDPPorts = [ port ];
wg-quick.interfaces.${wgInterface}.configFile = builtins.toString wgConf;
};
services.dnsmasq.settings = {
no-dhcp-interface = wgInterface;
interface = [ wgInterface ];
};
services.prometheus.exporters.wireguard = {
enable = true;
withRemoteIp = true;
wireguardConfig = builtins.toString wgConf;
singleSubnetPerField = true;
listenAddress = "127.0.0.1";
};
}
|
