From 2dd0b055588ee5bf3262ec138265a881df4c01a5 Mon Sep 17 00:00:00 2001 From: makefu Date: Wed, 28 Jun 2017 12:00:28 +0200 Subject: ma lancache-dns: init --- makefu/2configs/lanparty/lancache-dns.nix | 55 +++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 makefu/2configs/lanparty/lancache-dns.nix (limited to 'makefu') diff --git a/makefu/2configs/lanparty/lancache-dns.nix b/makefu/2configs/lanparty/lancache-dns.nix new file mode 100644 index 000000000..4b4ebf0a0 --- /dev/null +++ b/makefu/2configs/lanparty/lancache-dns.nix @@ -0,0 +1,55 @@ +{ pkgs, lib, config, ... }: +with import ; +let + # see https://github.com/zeropingheroes/lancache for full docs + lancache-dns = pkgs.stdenv.mkDerivation rec { + name = "lancache-dns-2017-06-28"; + src = pkgs.fetchFromGitHub { + # forked: https://github.com/zeropingheroes/lancache-dns + repo = "lancache-dns"; + owner = "zeropingheroes"; + rev = "420aa62"; + sha256 = "0ik7by7ripdv2avyy5kk9jp1i7rz9ksc8xmg7n9iik365q9pv94m"; + }; + phases = [ "unpackPhase" "installPhase" ]; + # here we can chance to edit `includes/proxy-cache-paths.conf` + installPhase = '' + mkdir -p $out + cp -r * $out/ + ''; + }; + stateDir = "/var/lib/unbound"; + user = "unbound"; + upstream-server = "8.8.8.8"; +in { + services.unbound = { + enable = true; + allowedAccess = [ "10.0.0.0/8" "172.16.0.0/12" "192.168.0.0/16" ]; + interfaces = ["0.0.0.0" "::" ]; + forwardAddresses = [ upstream-server ]; + extraConfig = '' + include: "${stateDir}/lancache/*.conf" + ''; + }; + services.dnscrypt-proxy.enable = lib.mkForce false; + virtualisation.libvirtd.enable = lib.mkForce false; + systemd.services.dns-lancache-prepare = { + wantedBy = [ "unbound.service" ]; + before = [ "unbound.service" ]; + after = [ "network-online.target" ]; + partOf= [ "unbound.service" ]; + + path = [ pkgs.gawk pkgs.iproute pkgs.gnused ]; + script = '' + set -xeu + current_ip=$(ip route get 8.8.8.8 | awk '/8.8.8.8/ {print $NF}') + old_ip=10.1.1.250 + mkdir -p ${stateDir} + rm -rvf ${stateDir}/lancache + cp -r ${lancache-dns}/upstreams-available ${stateDir}/lancache + sed -i "s/$old_ip/$current_ip/g" ${stateDir}/lancache/*.conf + chown -R unbound ${stateDir} + ''; + }; + networking.firewall.allowedUDPPorts = [ 53 ]; +} -- cgit v1.2.3