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add wireguard server for torus

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This commit is contained in:
Tyler Starr 2023-09-23 10:39:48 -07:00
parent 379627f1e6
commit 08ac2fb6dc
3 changed files with 56 additions and 1 deletions
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1
provision/nixos/hosts/torus/configuration.nix
View File

@ -126,6 +126,7 @@
samba-server.enable = true;
jellyfin.enable = true;
syncthing.enable = true;
wireguard-server.enable = true;
};
system = {
terminal.enable = true;

2
provision/nixos/modules/services/default.nix
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@ -1,4 +1,4 @@
{ ... }:
{
imports = [ ./syncthing.nix ./samba-server.nix ./samba-client.nix ./jellyfin.nix ./virt-manager.nix ./peripherals.nix ];
imports = [ ./wireguard-server.nix ./syncthing.nix ./samba-server.nix ./samba-client.nix ./jellyfin.nix ./virt-manager.nix ./peripherals.nix ];
}

54
provision/nixos/modules/services/wireguard-server.nix Normal file
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@ -0,0 +1,54 @@
{ config, lib, pkgs, ... }:
let cfg = config.modules.services.wireguard-server;
in {
options.modules.services.wireguard-server.enable = lib.mkEnableOption "wireguard-server";
config = lib.mkIf cfg.enable {
# enable NAT
networking.nat.enable = true;
networking.nat.externalInterface = "enp4s0";
networking.nat.internalInterfaces = [ "wg0" ];
networking.firewall = {
allowedUDPPorts = [ 51820 ];
};
networking.wireguard.interfaces = {
# "wg0" is the network interface name. You can name the interface arbitrarily.
wg0 = {
# Determines the IP address and subnet of the server's end of the tunnel interface.
ips = [ "10.100.0.1/24" ];
# The port that WireGuard listens to. Must be accessible by the client.
listenPort = 51820;
# This allows the wireguard server to route your traffic to the internet and hence be like a VPN
# For this to work you have to set the dnsserver IP of your router (or dnsserver of choice) in your clients
postSetup = ''
${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o eth0 -j MASQUERADE
'';
# This undoes the above command
postShutdown = ''
${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -s 10.100.0.0/24 -o eth0 -j MASQUERADE
'';
# Path to the private key file.
#
# Note: The private key can also be included inline via the privateKey option,
# but this makes the private key world-readable; thus, using privateKeyFile is
# recommended.
privateKeyFile = "/engi/apps/wireguard/torus-adjudicator";
peers = [
# List of allowed peers.
{ # Feel free to give a meaning full name
# Public key of the peer (not a file path).
publicKey = "boy07PYDJT8TuG6Zkwg1KqhKeoakc7GH7UxAw9NuSjE";
# List of IPs assigned to this peer within the tunnel subnet. Used to configure routing.
allowedIPs = [ "10.100.0.2/32" ];
}
];
};
};
};
}