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# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).
{ config, pkgs, lib, ... }:
let
byid = dev: "/dev/disk/by-id/" + dev;
keyFile = "/dev/disk/by-id/usb-Verbatim_STORE_N_GO_070B3CEE0B223954-0:0";
rootDisk = byid "ata-INTEL_SSDSA2M080G2GC_CVPO003402PB080BGN";
homePartition = byid "ata-INTEL_SSDSA2M080G2GC_CVPO003402PB080BGN-part3";
# cryptsetup luksFormat $dev --cipher aes-xts-plain64 -s 512 -h sha512
# cryptsetup luksAddKey $dev tmpkey
# cryptsetup luksOpen $dev crypt0 --key-file tmpkey --keyfile-size=4096
# mkfs.ext4 /dev/mapper/crypt0 -L crypt0 -T largefile
# omo Chassis:
# __FRONT_
# |* d2 |
# | |
# |* d3 |
# | |
# |* d0 |
# | |
# |* d1 |
# |* |
# | * r0 |
# |_______|
cryptDisk0 = byid "ata-ST2000DM001-1CH164_Z240XTT6";
cryptDisk1 = byid "ata-TP02000GB_TPW151006050068";
cryptDisk2 = byid "ata-ST4000DM000-1F2168_Z303HVSG";
# cryptDisk3 = byid "ata-WDC_WD20EARS-00MVWB0_WD-WMAZA1786907";
# all physical disks
allDisks = [ rootDisk cryptDisk0 cryptDisk1 cryptDisk2 ];
in {
imports =
[
../.
# TODO: unlock home partition via ssh
../2configs/fs/single-partition-ext4.nix
../2configs/zsh-user.nix
../2configs/exim-retiolum.nix
../2configs/smart-monitor.nix
../2configs/mail-client.nix
../2configs/share-user-sftp.nix
../2configs/omo-share.nix
];
krebs.retiolum.enable = true;
networking.firewall.trustedInterfaces = [ "enp3s0" ];
# udp:137 udp:138 tcp:445 tcp:139 - samba, allowed in local net
# tcp:80 - nginx for sharing files
# tcp:655 udp:655 - tinc
# tcp:8080 - sabnzbd
networking.firewall.allowedUDPPorts = [ 655 ];
networking.firewall.allowedTCPPorts = [ 80 655 8080 ];
# services.openssh.allowSFTP = false;
# copy config from <secrets/sabnzbd.ini> to /var/lib/sabnzbd/
services.sabnzbd.enable = true;
systemd.services.sabnzbd.environment.SSL_CERT_FILE = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
# HDD Array stuff
services.smartd.devices = builtins.map (x: { device = x; }) allDisks;
makefu.snapraid = let
toMapper = id: "/media/crypt${builtins.toString id}";
in {
enable = true;
disks = map toMapper [ 0 1 ];
parity = toMapper 2;
};
fileSystems = let
cryptMount = name:
{ "/media/${name}" = { device = "/dev/mapper/${name}"; fsType = "xfs"; };};
in {
"/home" = {
device = "/dev/mapper/home";
fsType = "ext4";
};
} // cryptMount "crypt0"
// cryptMount "crypt1"
// cryptMount "crypt2";
powerManagement.powerUpCommands = lib.concatStrings (map (disk: ''
${pkgs.hdparm}/sbin/hdparm -S 100 ${disk}
${pkgs.hdparm}/sbin/hdparm -B 127 ${disk}
${pkgs.hdparm}/sbin/hdparm -y ${disk}
'') allDisks);
# crypto unlocking
boot = {
initrd.luks = {
devices = let
usbkey = name: device: {
inherit name device keyFile;
keyFileSize = 4096;
};
in [
(usbkey "home" homePartition)
(usbkey "crypt0" cryptDisk0)
(usbkey "crypt1" cryptDisk1)
(usbkey "crypt2" cryptDisk2)
];
};
loader.grub.device = rootDisk;
initrd.availableKernelModules = [
"ahci"
"ohci_pci"
"ehci_pci"
"pata_atiixp"
"firewire_ohci"
"usb_storage"
"usbhid"
];
kernelModules = [ "kvm-amd" ];
extraModulePackages = [ ];
};
hardware.enableAllFirmware = true;
hardware.cpu.amd.updateMicrocode = true;
zramSwap.enable = true;
krebs.build.host = config.krebs.hosts.omo;
}
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