jungle/m/raccoon/configuration.nix
Rodrigo Arias Mallo 95ca7b8750 Keep compute nodes off when power comes back
When the power comes back, we don't know if the AC unit will be
operating properly or if the room will be at a safe temperature. So,
instead of powering all the machines back, only configure the login to
power on, so we can check the state of the room and power the rest of
the machines.
2025-07-31 17:44:49 +02:00

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{ config, pkgs, lib, modulesPath, ... }:
{
imports = [
../common/base.nix
../module/emulation.nix
../module/debuginfod.nix
../module/ssh-hut-extern.nix
../module/nvidia.nix
../module/power-policy.nix
../eudy/kernel/perf.nix
];
power.policy = "always-on";
# Don't install Grub on the disk yet
boot.loader.grub.device = "nodev";
# Enable serial console
boot.kernelParams = [
"console=tty1"
"console=ttyS1,115200"
];
networking = {
hostName = "raccoon";
# Only BSC DNSs seem to be reachable from the office VLAN
nameservers = [ "84.88.52.35" "84.88.52.36" ];
defaultGateway = "84.88.51.129";
interfaces.eno0.ipv4.addresses = [ {
address = "84.88.51.152";
prefixLength = 25;
} ];
interfaces.enp5s0f1.ipv4.addresses = [ {
address = "10.0.44.1";
prefixLength = 24;
} ];
nat = {
enable = true;
internalInterfaces = [ "enp5s0f1" ];
externalInterface = "eno0";
};
hosts = {
"10.0.44.4" = [ "tent" ];
};
};
nix.settings = {
extra-substituters = [ "https://jungle.bsc.es/cache" ];
extra-trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
};
# Enable performance governor
powerManagement.cpuFreqGovernor = "performance";
hardware.nvidia.open = false; # Maxwell is older than Turing architecture
services.openssh.settings.X11Forwarding = true;
services.prometheus.exporters.node = {
enable = true;
enabledCollectors = [ "systemd" ];
port = 9002;
listenAddress = "127.0.0.1";
};
users.motd = ''
DO YOU BRING FEEDS?
'';
}