jungle/m/fox/configuration.nix
Rodrigo Arias Mallo c265b37572 Update configuration for UPC network
The fox machine will be placed in the UPC network, so we update the
configuration with the new IP and gateway. We won't be able to reach hut
directly so we also remove the host entry and proxy.
2025-05-29 13:24:20 +02:00

81 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" ];
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 = ''
# Fox UPC
147.83.30.141 fox.ac.upc.edu
147.83.35.27 fox-ipmi.ac.upc.edu
# Fox BSC
10.0.40.26 fox
10.0.40.126 fox-ipmi
'';
};
# 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;
};
}