nix/os/devices: add VM on pve-htz cluster

nix/os/devices/167.233.1.14/system.nix

@@ -0,0 +1,102 @@
+{ pkgs
+, lib
+, config
+, ... }:
+
+let
+  keys = import ../../../variables/keys.nix;
+
+in {
+  # TASK: new device
+  networking.hostName = "sj-pvehtz-0"; # Define your hostname.
+  # networking.domain =  "";
+
+  networking.firewall.enable = true;
+  networking.firewall.allowedTCPPorts = [
+    # iperf3
+    5201
+  ];
+  networking.firewall.logRefusedConnections = false;
+
+  networking.usePredictableInterfaceNames = false;
+
+  networking.interfaces.eth0 = {
+    mtu = 1400;
+    useDHCP = false;
+    ipv4.addresses = [
+      { "address" = "167.233.1.14"; "prefixLength" = 29; }
+    ];
+    ipv6.addresses = [
+    ];
+  };
+
+  networking.defaultGateway = {
+    address = "167.233.1.9";
+    interface = "eth0";
+  };
+
+  networking.defaultGateway6 = {
+    address = "fe80::1";
+    interface = "eth0";
+  };
+
+  networking.nameservers = [
+    "1.1.1.1"
+  ];
+
+  networking.nat = {
+    enable = true;
+    internalInterfaces = [ "ve-+" ];
+    externalInterface = "eth0";
+  };
+
+  # Kubernetes
+  # services.kubernetes.roles = ["master" "node"];
+
+  # virtualization
+  virtualisation = {
+    docker.enable = true;
+  };
+
+  services.spice-vdagentd.enable = true;
+  services.qemuGuest.enable = true;
+
+  systemd.services."sshd-status" = {
+    enable = true;
+    description = "sshd-status service";
+    path = [ pkgs.systemd ];
+    script = ''
+      systemctl status sshd | grep -i tasks
+    '';
+  };
+
+  systemd.services.sshd.serviceConfig = {
+    TasksMax = 32;
+  };
+
+  systemd.timers."sshd-status" = {
+    description = "Timer to trigger sshd-status periodically";
+    enable = true;
+    wantedBy = [ "timer.target" "multi-user.target" ];
+    timerConfig = {
+      OnActiveSec="360s";
+      OnUnitActiveSec="360s";
+      AccuracySec="1s";
+      Unit = "sshd-status.service";
+    };
+  };
+
+  nix.gc = {
+    automatic = true;
+  };
+
+  networking.useHostResolvConf = true;
+
+  # This value determines the NixOS release from which the default
+  # settings for stateful data, like file locations and database versions
+  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "20.09"; # Did you read the comment?
+}