From 506f1611474be2fc76469284b8dd5efe01f0fa9c Mon Sep 17 00:00:00 2001
From: Luke Granger-Brown <hg@lukegb.com>
Date: Sun, 3 May 2020 15:42:03 +0100
Subject: [PATCH] ixvm-fra01: add

---
 ops/nixos/ixvm-fra01/README.md   |  14 ++++
 ops/nixos/ixvm-fra01/default.nix | 136 +++++++++++++++++++++++++++++++
 2 files changed, 150 insertions(+)
 create mode 100644 ops/nixos/ixvm-fra01/README.md
 create mode 100644 ops/nixos/ixvm-fra01/default.nix

diff --git a/ops/nixos/ixvm-fra01/README.md b/ops/nixos/ixvm-fra01/README.md
new file mode 100644
index 0000000000..b01cb0e849
--- /dev/null
+++ b/ops/nixos/ixvm-fra01/README.md
@@ -0,0 +1,14 @@
+# ixvm-fra01.as205479.net
+
+VM running NixOS on ix-vm.cloud.
+
+* 2 allocated cores, 2.5GHz. Intel-platform.
+* ~4GB of RAM.
+* 50GiB disk space.
+
+NICs on:
+
+* `ens-inet` Internet (141.98.136.124)
+* `ens-nlix` NL-ix (193.239.118.225)
+* `ens-kleyrex` KleyRex (193.189.83.41)
+* `ens-locix` LocIX (185.1.166.219)
diff --git a/ops/nixos/ixvm-fra01/default.nix b/ops/nixos/ixvm-fra01/default.nix
new file mode 100644
index 0000000000..1f74e4404d
--- /dev/null
+++ b/ops/nixos/ixvm-fra01/default.nix
@@ -0,0 +1,136 @@
+{ depot, lib, pkgs, rebuilder, ... }:
+config:
+let
+  inherit (depot.ops) secrets;
+in lib.fix (self: {
+  boot.initrd.availableKernelModules = [
+    "ata_piix"
+    "vmw_pvscsi"
+    "sd_mod"
+    "sr_mod"
+  ];
+  boot.kernelModules = [ "tcp_bbr" ];
+  boot.kernel.sysctl = {
+    "net.ipv6.conf.default.accept_ra" = 0;
+    "net.ipv6.conf.all.accept_ra" = 0;
+    "net.ipv6.conf.default.autoconf" = 0;
+    "net.ipv6.conf.all.autoconf" = 0;
+  };
+
+  filesystems = {
+    "/" = {
+      device = "/dev/disk/by-uuid/fafafa2b-ec19-40ae-bd04-cc286beb2946";
+      fsType = "ext4";
+    };
+  };
+  swapDevices = [
+    { device = "/dev/disk/by-uuid/9920239c-492f-4f79-8a06-8f412d047605"; }
+  ];
+
+  nix.maxJobs = lib.mkDefault 2;
+  hardware.enableRedistributableFirmware = true;
+
+  nixpkgs.config = { allowUnfree = true; };
+
+  nix.nixPath = [ "depot=/home/lukegb/depot/" "nixpkgs=/home/lukegb/depot/third_party/nixpkgs/" ];
+
+  # Use GRUB2.
+  boot.loader.grub.enable = true;
+  boot.loader.grub.version = 2;
+  boot.loader.grub.device = "/dev/sda";
+
+  # Networking!
+  networking = {
+    hostName = "ixvm-fra01"; # Define your hostname.
+    domain = "as205479.net";
+    nameservers = ["8.8.8.8" "8.8.4.4"];
+    useDHCP = false;
+    defaultGateway = {
+      address = "141.98.136.97"; interface = "ens-inet";
+    };
+    defaultGateway6 = {
+      address = "2a09:11c0:f1:bc0b::1"; interface = "ens-inet";
+    };
+    interfaces = {
+      ens-inet = {
+        ipv4.addresses = [
+          { address = "141.98.136.124"; prefixLength = 27; }
+        ];
+        ipv6.addresses = [
+          { address = "2a09:11c0:f1:bc0b::2"; prefixLength = 64; }
+        ];
+      };
+      ens-kleyrex = {
+        ipv4.addresses = [
+          { address = "193.189.83.41"; prefixLength = 23; }
+        ];
+        ipv6.addresses = [
+          { address = "2001:7f8:33::a120:5479:1"; prefixLength = 48; }
+        ];
+      };
+      ens-locix = {
+        ipv4.addresses = [
+          { address = "185.1.166.219"; prefixLength = 23; }
+        ];
+        ipv6.addresses = [
+          { address = "2001:7f8:f2:e1::a20:5479:1"; prefixLength = 48; }
+        ];
+      };
+      ens-nlix = {
+        ipv4.addresses = [
+          { address = "193.239.118.225"; prefixLength = 22; }
+        ];
+        ipv6.addresses = [
+          { address = "2001:7f8:13::a520:5479:1"; prefixLength = 64; }
+        ];
+      };
+    };
+  };
+  services.udev.extraRules = ''
+    ATTR{address}=="00:50:56:a3:b0:5e", NAME="ens-inet"
+    ATTR{address}=="00:50:56:a3:27:bd", NAME="ens-kleyrex"
+    ATTR{address}=="00:50:56:a3:95:72", NAME="ens-locix"
+    ATTR{address}=="00:50:56:a3:6e:0f", NAME="ens-nlix"
+  '';
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "en_GB.UTF-8";
+  console.keyMap = "us";
+
+  # Set your time zone.
+  time.timeZone = "Etc/UTC";
+
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+  environment.systemPackages = with pkgs; [
+    vim
+    mercurial
+    rxvt_unicode.terminfo
+  ];
+
+  programs.mtr.enable = true;
+  services.openssh.enable = true;
+
+  networking.firewall = {
+    # allowedTCPPorts = [];
+    # allowedUDPPorts = [];
+    allowPing = true;
+  };
+
+  # Define a user account.
+  users.mutableUsers = false;
+  users.users = {
+    root.hashedPassword = secrets.passwordHashes.root;
+    lukegb = {
+      isNormalUser = true;
+      uid = 1000;
+      extraGroups = [ "wheel" "networkmanager" ];
+      hashedPassword = secrets.passwordHashes.root;
+    };
+  };
+
+  boot.kernel.sysctl."net.ipv4.tcp_congestion_control" = "bbr";
+  boot.kernel.sysctl."net.core.default_qdisc" = "fq_codel";
+
+  system.stateVersion = "20.03";
+})