76 lines
2.2 KiB
Nix
76 lines
2.2 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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{
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# nixpkgs.config.packageOverrides = p: {
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# nix-serve = p.haskellPackages.nix-serve-ng;
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# };
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# generate private key with:
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# nix-store --generate-binary-cache-key my-secret-key my-public-key
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clan.core.facts.services."nix-serve" = {
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secret."nix-serve.key" = { };
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public."nix-serve.pub" = { };
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generator.path = with pkgs; [
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coreutils
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nix
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];
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generator.script = ''
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nix-store --generate-binary-cache-key "cache.${config.networking.hostName}.wg0" nix-serve.key nix-serve.pub
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mv nix-serve.key "$secrets"/nix-serve.key
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mv nix-serve.pub "$facts"/nix-serve.pub
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'';
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};
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services.nix-serve = {
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enable = true;
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secretKeyFile = config.clan.core.facts.services.nix-serve.secret."nix-serve.key".path;
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port = 5005;
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};
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verify.closed.public.ports.nix-serve = [ config.services.nix-serve.port ];
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verify.localCommands.nix-serve =
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let
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domain = "cache.${config.networking.hostName}.wg0/nix-cache-info";
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curl = lib.getExe pkgs.curl;
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grep = lib.getExe pkgs.gnugrep;
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grepString = "Priority: 50";
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in
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''
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if ${curl} -s -o /dev/null -w "%{http_code}" ${domain} | ${grep} -q "200"; then
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if ${curl} -s ${domain} | ${grep} -q "${grepString}"; then
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echo "[ OK ] Die Seite hat Statuscode 200 und enthält den String '${grepString}'."
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else
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echo "[Fail] Der Statuscode ist 200, aber die Seite enthält den String '${grepString}' nicht."
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fi
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else
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echo "[Fail] Die Seite hat keinen Statuscode 200."
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fi
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'';
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services.nginx = {
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enable = true;
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virtualHosts."cache.${config.networking.hostName}.wg0" = {
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locations."/".extraConfig = ''
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proxy_pass http://localhost:${toString config.services.nix-serve.port};
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allow ${config.wireguard.wg0.subnet};
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deny all;
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'';
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# curl https://cache.nixos.org/nix-cache-info
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# lower priority means ask first.
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locations."= /nix-cache-info".extraConfig = ''
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alias ${pkgs.writeText "cache-info" ''
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StoreDir: /nix/store
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WantMassQuery: 1
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Priority: 50
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''};
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allow ${config.wireguard.wg0.subnet};
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deny all;
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'';
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};
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};
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}
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