108 lines
4.0 KiB
Nix
108 lines
4.0 KiB
Nix
{ config, pkgs, modulesPath, lib, ... }:
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let
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# in rescue shell
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# ---------------
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# apt install -y lshw
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# lshw -C network | grep -Poh 'driver=[[:alnum:]]+'
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networkInterfaceModule = "e1000e";
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# ip addr
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networkInterface = "enp0s31f6";
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# From the Hetzner control panel
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ipv4 = {
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address = "95.216.66.212"; # the ip address
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gateway = "95.216.66.193"; # the gateway ip address
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netmask = "255.255.255.192"; # the netmask -- might not be the same for you!
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prefixLength = 26; # must match the netmask, see <https://www.pawprint.net/designresources/netmask-converter.php>
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};
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ipv6 = {
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address = "2a01:4f9:2b:326::2"; # the ipv6 addres
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gateway = "fe80::1"; # the ipv6 gateway
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prefixLength = 64; # shown in the control panel
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};
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in
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{
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system.stateVersion = "23.11";
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imports = [
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./disko-config.nix
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./hardware-configuration.nix
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];
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services.smartd.enable = true;
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# Use GRUB2 as the boot loader.
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# We don't use systemd-boot because Hetzner uses BIOS legacy boot.
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boot.loader.grub = {
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enable = true;
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efiSupport = false; # we created a ef02 partition because uefi is not supported on hetzner online machines.
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};
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# Initial empty root password for easy login:
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users.users.root.initialHashedPassword = "";
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services.openssh.settings.PermitRootLogin = "prohibit-password";
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services.openssh.settings.PasswordAuthentication = false;
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# todo : move this to the flake, this is always true
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users.users.root.openssh.authorizedKeys.keys = [
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"ssh-rsa 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"
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];
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services.openssh.enable = true;
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services.sshguard.enable = true;
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boot.tmp.useTmpfs = true; # make /tmp a tmpfs (performance!)
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boot.supportedFilesystems = [ "zfs" ];
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# head -c4 /dev/urandom | od -A none -t x4
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networking.hostId = "5bb982a6";
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systemd.network.networks."10-uplink".networkConfig.Address = ipv6.address;
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boot.initrd.kernelModules = [ networkInterfaceModule ];
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boot.initrd.network = {
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enable = true;
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ssh = {
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enable = true;
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authorizedKeys = config.users.users.root.openssh.authorizedKeys.keys;
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port = 2222;
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hostKeys = [
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# make sure you use --copy-host-keys during nixos-anywhere
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# (you can create ne ssh keys later, again)
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# rm /etc/ssh/ssh_host_* && systemctl restart sshd.service
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/etc/ssh/ssh_host_rsa_key
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/etc/ssh/ssh_host_ed25519_key
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];
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};
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};
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# enable ssh on init
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# ==================
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# No SystemD at boot
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# ------------------
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#boot.kernelParams = [
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# # See <https://www.kernel.org/doc/Documentation/filesystems/nfs/nfsroot.txt> for docs on this
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# # ip=<client-ip>:<server-ip>:<gw-ip>:<netmask>:<hostname>:<device>:<autoconf>:<dns0-ip>:<dns1-ip>:<ntp0-ip>
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# # The server ip refers to the NFS server -- we don't need it.
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# "ip=${ipv4.address}::${ipv4.gateway}:${ipv4.netmask}:${hostName}-initrd:${networkInterface}:off:8.8.8.8"
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#];
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#boot.initrd.systemd.enable = false;
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#boot.kernelParams = [ "ip=dhcp" ];
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#boot.initrd.network.ssh.shell = "/bin/cryptsetup-askpass";
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#boot.initrd.luks.reusePassphrases = true;
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# SystemD at boot
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# ---------------
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boot.initrd.systemd.enable = true;
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#boot.initrd.systemd.services.openssh.enable = true;
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boot.initrd.systemd.network.networks."10-uplink" = config.systemd.network.networks."10-uplink";
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}
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