1 files changed, 33 insertions, 0 deletions
diff --git a/krebs/2configs/cache.nsupdate.info.nix b/krebs/2configs/cache.nsupdate.info.nix
new file mode 100644
index 000000000..056667d8c
--- /dev/null
+++ b/krebs/2configs/cache.nsupdate.info.nix
@@ -0,0 +1,33 @@
+{lib, ... }:
+with lib;
+let
+  domain = "cache.nsupdate.info";
+in {
+  # This only works for a single domain for nsupdate.info as multiple usernames
+  # and passwords are required for multiple domains
+  services.ddclient = {
+    enable = true;
+    server = "ipv4.nsupdate.info";
+    username = domain;
+    password = import ((toString <secrets>) + "/nsupdate-cache.nix");
+    domains = [ domain ];
+    use= "if, if=et0";
+    # use = "web, web=http://ipv4.nsupdate.info/myip";
+
+  };
+  krebs.cachecache = {
+    enable = true;
+    enableSSL = false; # disable letsencrypt for testing
+    cacheDir = "/var/cache/nix-cache-cache";
+    maxSize = "10g";
+
+    # assumes that the domain is reachable from the internet
+    virtualHost = domain;
+  };
+
+  boot.kernelModules = [ "tcp_bbr" ];
+
+  boot.kernel.sysctl."net.ipv4.tcp_congestion_control" = "bbr";
+  boot.kernel.sysctl."net.core.default_qdisc" = "fq";
+  networking.firewall.allowedTCPPorts = [ 80 443 ];
+}