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nixos/modules/tor/enable-relay.nix
beatzaplentyandClaude Sonnet 5 91d8f8fab1 Add lxc-tor-relay build type with nyx monitoring
New tor-relay build type (currently lxc-only) running a plain Tor
middle relay via modules/tor/enable-relay.nix, plus nyx for
interactive monitoring over the relay's control socket.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-20 13:36:03 +00:00

36 lines
1.2 KiB
Nix

{ pkgs, vars, ... }:
{
services.tor = {
enable = true;
# Opens settings.ORPort (and DirPort, unset here) in the firewall —
# see the nixpkgs tor module's own networking.firewall.mkIf block.
openFirewall = true;
relay = {
enable = true;
# Plain middle/guard relay, not "exit" — relays onion traffic between
# other Tor nodes without ever making requests to the public internet
# on a user's behalf, avoiding the abuse complaints and legal exposure
# an exit node invites.
role = "relay";
};
settings.ORPort = vars.ports.torRelayOrPort;
# Unix control socket at /run/tor/control (GroupWritable, group "tor")
# -- what nyx below actually monitors the relay through. Nyx's own
# default control-socket path (/var/run/tor/control) resolves to the
# same place, so no extra nyx config is needed.
controlSocket.enable = true;
};
# Lets the primary user's shell session read/write the control socket
# above without being root -- otherwise nyx fails to authenticate against
# it at all.
users.users.${vars.primaryUser}.extraGroups = [ "tor" ];
environment.systemPackages = [ pkgs.nyx ];
}