Fachschaft/nixConfig
6
2
Fork 2
Code Issues 10 Pull requests 2 Projects Wiki Activity

Code Linting and hooks to do so automatically

Browse source
This commit is contained in:
Dennis Frieberg 2023-11-07 09:12:43 +01:00
parent 7acba2a5bb
commit 6bcaca4bed
Signed by: nerf
GPG key ID: 42DED0E2D8F04FB6
14 changed files with 292 additions and 188 deletions
Download patch file Download diff file Expand all files Collapse all files

35
nixos/roles/admins.nix
View file

@ -1,37 +1,34 @@
{lib, ...} :
with lib;
let
{lib, ...}:
with lib; let
admins = {
nerf = {
hashedPassword =
"$y$j9T$SJcjUIcs3JYuM5oyxfEQa/$tUBQT07FK4cb9xm.A6ZKVnFIPNOYMOKC6Dt6hadCuJ7";
keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEdA4LpEGUUmN8esFyrNZXFb2GiBID9/S6zzhcnofQuP nerf@nerflap2"
];
hashedPassword = "$y$j9T$SJcjUIcs3JYuM5oyxfEQa/$tUBQT07FK4cb9xm.A6ZKVnFIPNOYMOKC6Dt6hadCuJ7";
keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEdA4LpEGUUmN8esFyrNZXFb2GiBID9/S6zzhcnofQuP nerf@nerflap2"
];
};
gonne = {
hashedPassword =
"$6$EtGpHEcFkOi0yUWp$slXf0CvIUrhdqaoCrQ5YwtYu2IVuE1RGGst4fnDPRLWVm.lYx0ruvSAF2/vw/sLbW37ORJjlb0NHQ.kSG7cVY/";
keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFopCUadohY3wg9AoEup9TDRDMyEPSLsQoCnN4lsKCrr gonne@mathebau.de NixOS"
];
hashedPassword = "$6$EtGpHEcFkOi0yUWp$slXf0CvIUrhdqaoCrQ5YwtYu2IVuE1RGGst4fnDPRLWVm.lYx0ruvSAF2/vw/sLbW37ORJjlb0NHQ.kSG7cVY/";
keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFopCUadohY3wg9AoEup9TDRDMyEPSLsQoCnN4lsKCrr gonne@mathebau.de NixOS"
];
};
};
mkAdmin = name :
{hashedPassword, keys}: {
mkAdmin = name: {
hashedPassword,
keys,
}: {
"${name}" = {
isNormalUser = true;
createHome = true;
extraGroups = [ "wheel" ];
extraGroups = ["wheel"];
group = "users";
home = "/home/${name}";
openssh.authorizedKeys = { inherit keys; };
openssh.authorizedKeys = {inherit keys;};
inherit hashedPassword;
};
};
in {
users.users = mkMerge (mapAttrsToList mkAdmin admins);
}

122
nixos/roles/default.nix
View file

@ -1,62 +1,72 @@
{pkgs, config, lib, modulesPath, ...} : {
imports = [
./admins.nix
./nix_keys.nix
./prometheusNodeExporter.nix
(modulesPath + "/virtualisation/xen-domU.nix")
../modules/impermanence.nix
{
pkgs,
lib,
modulesPath,
...
}: {
imports = [
./admins.nix
./nix_keys.nix
./prometheusNodeExporter.nix
(modulesPath + "/virtualisation/xen-domU.nix")
../modules/impermanence.nix
];
nix = {
extraOptions = ''
experimental-features = nix-command flakes
builders-use-substitutes = true
'';
};
networking = {
firewall = { # these shoud be default, but better make sure!
enable = true;
allowPing = true;
};
nftables.enable = true;
useDHCP = false; # We don't speak DHCP and even if we would, we should enable it per interface
# hosts = # TODO write something to autogenerate ip adresses!
};
users = {
mutableUsers = false;
users.root.hashedPassword = "!";
};
impermanence.enable = true;
sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
environment = {
systemPackages = builtins.attrValues {
inherit (pkgs)
htop lsof tmux btop;
};
};
services = {
journald.extraConfig = "SystemMaxUse=5G";
nginx = {
recommendedOptimisation = true;
recommendedGzipSettings = true;
recommendedTlsSettings = true;
nix = {
extraOptions = ''
experimental-features = nix-command flakes
builders-use-substitutes = true
'';
};
openssh = {
enable = true;
settings = {
PermitRootLogin = "no";
PasswordAuthentication = false;
networking = {
firewall = {
# these shoud be default, but better make sure!
enable = true;
allowPing = true;
};
nftables.enable = true;
useDHCP = false; # We don't speak DHCP and even if we would, we should enable it per interface
# hosts = # TODO write something to autogenerate ip adresses!
};
users = {
mutableUsers = false;
users.root.hashedPassword = "!";
};
impermanence.enable = true;
sops.age.sshKeyPaths = ["/etc/ssh/ssh_host_ed25519_key"];
environment = {
systemPackages = builtins.attrValues {
inherit
(pkgs)
htop
lsof
tmux
btop
;
};
};
#Prevent clock drift due to interaction problem with xen hardware clock
timesyncd.enable = lib.mkForce true;
};
services = {
journald.extraConfig = "SystemMaxUse=5G";
nginx = {
recommendedOptimisation = true;
recommendedGzipSettings = true;
recommendedTlsSettings = true;
};
openssh = {
enable = true;
settings = {
PermitRootLogin = "no";
PasswordAuthentication = false;
};
};
#Prevent clock drift due to interaction problem with xen hardware clock
timesyncd.enable = lib.mkForce true;
};
}

2
nixos/roles/nix_keys.nix
View file

@ -1,5 +1,5 @@
{
imports = [ ];
imports = [];
nix.settings.trusted-public-keys = [
"nerflap2-1:pDZCg0oo9PxNQxwVSQSvycw7WXTl53PGvVeZWvxuqJc="
"gonne.mathebau.de-1:FsXFyFiBFE/JxC9MCkt/WuiXjx5dkRI9RXj0FxOQrV0="

21
nixos/roles/prometheusNodeExporter.nix
View file

@ -1,15 +1,14 @@
{config, ...}:
{
imports = [ ];
{config, ...}: {
imports = [];
services.prometheus.exporters.node = {
enable = true;
port = 9100;
# Aligned with https://git.rwth-aachen.de/fsdmath/server/prometheus/-/blob/main/node_exporter/etc/default/prometheus-node-exporter
# It was compiled along the following steps:
# 1. Does the current Debian release supports the collector?
# 2. Is the collector depracated in the latest release?
# 3. Could you probably use the collected metrics for monitoring or are they useless because they make no sense in our context
# (e.g. power adapter inside a VM, use fibre port connection)?
# Aligned with https://git.rwth-aachen.de/fsdmath/server/prometheus/-/blob/main/node_exporter/etc/default/prometheus-node-exporter
# It was compiled along the following steps:
# 1. Does the current Debian release supports the collector?
# 2. Is the collector depracated in the latest release?
# 3. Could you probably use the collected metrics for monitoring or are they useless because they make no sense in our context
# (e.g. power adapter inside a VM, use fibre port connection)?
disabledCollectors = [
"arp"
"bcache"
@ -35,6 +34,6 @@
"processes"
];
};
networking.firewall.allowedTCPPorts = [ 9100 ];
environment.persistence.${config.impermanence.name}.directories = [ "/var/lib/${config.services.prometheus.stateDir}" ];
networking.firewall.allowedTCPPorts = [9100];
environment.persistence.${config.impermanence.name}.directories = ["/var/lib/${config.services.prometheus.stateDir}"];
}