1 files changed, 137 insertions, 0 deletions
diff --git a/ops/machines/sanduny/default.nix b/ops/machines/sanduny/default.nix
new file mode 100644
index 000000000000..ba14fbd32a60
--- /dev/null
+++ b/ops/machines/sanduny/default.nix
@@ -0,0 +1,137 @@
+# sanduny.tvl.su
+#
+# This is a VPS hosted with Bitfolk, intended to additionally serve
+# some of our public services like cgit, josh and the websites.
+#
+# In case of whitby going down, sanduny will keep depot available.
+
+_: # ignore readTree options
+
+{ config, depot, lib, pkgs, ... }:
+
+let
+  mod = name: depot.path.origSrc + ("/ops/modules/" + name);
+in
+{
+  imports = [
+    (mod "cgit.nix")
+    (mod "depot-inbox.nix")
+    (mod "depot-replica.nix")
+    (mod "journaldriver.nix")
+    (mod "known-hosts.nix")
+    (mod "tvl-cache.nix")
+    (mod "tvl-headscale.nix")
+    (mod "tvl-users.nix")
+    (mod "www/inbox.tvl.su.nix")
+    (mod "www/self-redirect.nix")
+  ];
+
+  networking = {
+    hostName = "sanduny";
+    domain = "tvl.su";
+    useDHCP = false;
+
+    interfaces.eth0 = {
+      ipv4.addresses = lib.singleton {
+        address = "85.119.82.231";
+        prefixLength = 21;
+      };
+
+      ipv6.addresses = lib.singleton {
+        address = "2001:ba8:1f1:f109::feed:edef:beef";
+        prefixLength = 64;
+      };
+    };
+
+    defaultGateway = "85.119.80.1";
+    defaultGateway6.address = "2001:ba8:1f1:f109::1";
+
+    firewall.allowedTCPPorts = [ 22 80 443 ];
+
+    # https://bitfolk.com/customer_information.html#toc_2_DNS
+    nameservers = [
+      "85.119.80.232"
+      "85.119.80.233"
+      "2001:ba8:1f1:f205::53"
+      "2001:ba8:1f1:f206::53"
+    ];
+  };
+
+  security.sudo.wheelNeedsPassword = false;
+
+  environment.systemPackages = with pkgs; [
+    emacs-nox
+    vim
+    curl
+    unzip
+    htop
+  ];
+
+  programs.mtr.enable = true;
+
+  services.openssh.enable = true;
+  services.fail2ban.enable = true;
+
+  # Run tailscale for the TVL net.tvl.fyi network.
+  # tailscale up --login-server https://net.tvl.fyi --accept-dns=false --advertise-exit-node
+  services.tailscale = {
+    enable = true;
+    useRoutingFeatures = "server"; # for exit-node usage
+  };
+
+  # Automatically collect garbage from the Nix store.
+  services.depot.automatic-gc = {
+    enable = true;
+    interval = "1 hour";
+    diskThreshold = 2; # GiB
+    maxFreed = 5; # GiB
+    preserveGenerations = "90d";
+  };
+
+  # Allow Gerrit to replicate depot to /var/lib/depot
+  services.depot.replica.enable = true;
+
+  # Run git serving tools locally ...
+  services.depot.cgit = {
+    enable = true;
+    repo = "/var/lib/depot";
+  };
+
+  # Serve public-inbox ...
+  services.depot.inbox.enable = true;
+
+  time.timeZone = "UTC";
+
+  # GRUB does not actually need to be installed on disk; Bitfolk have
+  # their own way of booting systems as long as config is in place.
+  boot.loader.grub.device = "nodev";
+  boot.loader.grub.enable = true;
+  boot.initrd.availableKernelModules = [ "xen_blkfront" ];
+
+  hardware.cpu.intel.updateMicrocode = true;
+
+  fileSystems = {
+    "/" = {
+      device = "/dev/disk/by-uuid/aabc3638-43ca-45f3-af89-c451e8448e92";
+      fsType = "ext4";
+    };
+
+    "/boot" = {
+      device = "/dev/disk/by-uuid/75aa99d5-fed7-4c5c-8570-7745f6cff9f5";
+      fsType = "ext3";
+    };
+
+    "/nix" = {
+      device = "/dev/disk/by-uuid/d1721678-c294-482b-b72e-3b15f2c56c63";
+      fsType = "ext4";
+    };
+  };
+
+  tvl.cache.enable = true;
+
+  swapDevices = lib.singleton {
+    device = "/dev/disk/by-uuid/df4ad9da-0a06-4c27-93e5-5d44e4750e55";
+  };
+
+  system.stateVersion = "22.05"; # Did you read the comment?
+}