jungle-backup/m/fox/configuration.nix
Rodrigo Arias Mallo 8c5f4defd7 Use UPC time servers as others are blocked
Reviewed-by: Aleix Boné <abonerib@bsc.es>
2025-06-11 10:24:47 +02:00

78 lines
2.5 KiB
Nix

{ lib, config, pkgs, ... }:
{
imports = [
../common/base.nix
../common/xeon/console.nix
../module/emulation.nix
];
# Select the this using the ID to avoid mismatches
boot.loader.grub.device = "/dev/disk/by-id/wwn-0x500a07514b0c1103";
# No swap, there is plenty of RAM
swapDevices = lib.mkForce [];
boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" ];
boot.kernelModules = [ "kvm-amd" ];
hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
hardware.cpu.intel.updateMicrocode = lib.mkForce false;
networking = {
defaultGateway = "147.83.30.130";
nameservers = [ "8.8.8.8" ];
timeServers = [ "ntp1.upc.edu" "ntp2.upc.edu" ];
hostName = "fox";
interfaces.enp1s0f0np0.ipv4.addresses = [
{
# UPC network
# Public IP configuration:
# - Hostname: fox.ac.upc.edu
# - IP: 147.83.30.141
# - Gateway: 147.83.30.130
# - NetMask: 255.255.255.192
# Private IP configuration for BMC:
# - Hostname: fox-ipmi.ac.upc.edu
# - IP: 147.83.35.27
# - Gateway: 147.83.35.2
# - NetMask: 255.255.255.0
address = "147.83.30.141";
prefixLength = 26; # 255.255.255.192
}
];
extraHosts = ''
147.83.30.141 fox.ac.upc.edu
147.83.35.27 fox-ipmi.ac.upc.edu
'';
};
# Configure Nvidia driver to use with CUDA
hardware.nvidia.package = config.boot.kernelPackages.nvidiaPackages.production;
hardware.graphics.enable = true;
nixpkgs.config.allowUnfree = true;
nixpkgs.config.nvidia.acceptLicense = true;
services.xserver.videoDrivers = [ "nvidia" ];
# Mount NVME disks
fileSystems."/nvme0" = { device = "/dev/disk/by-label/nvme0"; fsType = "ext4"; };
fileSystems."/nvme1" = { device = "/dev/disk/by-label/nvme1"; fsType = "ext4"; };
# Make a /nvme{0,1}/$USER directory for each user.
systemd.services.create-nvme-dirs = let
# Take only normal users in fox
users = lib.filterAttrs (_: v: v.isNormalUser) config.users.users;
commands = lib.concatLists (lib.mapAttrsToList
(_: user: [
"install -d -o ${user.name} -g ${user.group} -m 0755 /nvme{0,1}/${user.name}"
]) users);
script = pkgs.writeShellScript "create-nvme-dirs.sh" (lib.concatLines commands);
in {
enable = true;
wants = [ "local-fs.target" ];
after = [ "local-fs.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig.ExecStart = script;
};
}