nixpkgs/nixos/modules/virtualisation/linode-config.nix
2022-09-29 00:25:03 +02:00

76 lines
1.8 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
{
imports = [ ../profiles/qemu-guest.nix ];
services.openssh = {
enable = true;
permitRootLogin = "prohibit-password";
passwordAuthentication = mkDefault false;
};
networking = {
usePredictableInterfaceNames = false;
useDHCP = false;
interfaces.eth0 = {
useDHCP = true;
# Linode expects IPv6 privacy extensions to be disabled, so disable them
# See: https://www.linode.com/docs/guides/manual-network-configuration/#static-vs-dynamic-addressing
tempAddress = "disabled";
};
};
# Install diagnostic tools for Linode support
environment.systemPackages = with pkgs; [
inetutils
mtr
sysstat
];
fileSystems."/" = {
fsType = "ext4";
device = "/dev/sda";
autoResize = true;
};
swapDevices = mkDefault [{ device = "/dev/sdb"; }];
# Enable LISH and Linode Booting w/ GRUB
boot = {
# Add Required Kernel Modules
# NOTE: These are not documented in the install guide
initrd.availableKernelModules = [
"virtio_pci"
"virtio_scsi"
"ahci"
"sd_mod"
];
# Set Up LISH Serial Connection
kernelParams = [ "console=ttyS0,19200n8" ];
kernelModules = [ "virtio_net" ];
loader = {
# Increase Timeout to Allow LISH Connection
# NOTE: The image generator tries to set a timeout of 0, so we must force
timeout = lib.mkForce 10;
grub = {
enable = true;
version = 2;
forceInstall = true;
device = "nodev";
# Allow serial connection for GRUB to be able to use LISH
extraConfig = ''
serial --speed=19200 --unit=0 --word=8 --parity=no --stop=1;
terminal_input serial;
terminal_output serial
'';
};
};
};
}