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WIP: grevling/tuba: init

This commit is contained in:
Oystein Kristoffer Tveit 2023-11-04 21:28:09 +01:00
parent fa843c4a59
commit 07d9997fff
Signed by untrusted user: oysteikt
GPG Key ID: 9F2F7D8250F35146
9 changed files with 311 additions and 0 deletions
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14
flake.nix
View File

@ -99,6 +99,20 @@
inputs.grzegorz-clients.nixosModules.grzegorz-webui
];
};
grevling = stableNixosConfig "grevling" {
modules = [
./hosts/grevling/configuration.nix
sops-nix.nixosModules.sops
];
};
tuba = stableNixosConfig "grevling" {
modules = [
./hosts/tuba/configuration.nix
sops-nix.nixosModules.sops
];
};
};
devShells = forAllSystems (system: {

36
hosts/grevling/configuration.nix Normal file
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@ -0,0 +1,36 @@
{ config, pkgs, values, ... }:
{
imports = [
# Include the results of the hardware scan.
./hardware-configuration.nix
../../base.nix
../../misc/metrics-exporters.nix
./services/openvpn
];
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
networking.hostName = "grevling";
# systemd.network.networks."30-eno1" = values.defaultNetworkConfig // {
# matchConfig.Name = "eno1";
# address = with values.hosts.georg; [ (ipv4 + "/25") (ipv6 + "/64") ];
# };
# List packages installed in system profile
environment.systemPackages = with pkgs; [
];
# List services that you want to enable:
# This value determines the NixOS release from which the default
# settings for stateful data, like file locations and database versions
# on your system were taken. It‘s perfectly fine and recommended to leave
# this value at the release version of the first install of this system.
# Before changing this value read the documentation for this option
# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
system.stateVersion = "23.05"; # Did you read the comment?
}

40
hosts/grevling/hardware-configuration.nix Normal file
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@ -0,0 +1,40 @@
# Do not modify this file! It was generated by ‘nixos-generate-config’
# and may be overwritten by future invocations. Please make changes
# to /etc/nixos/configuration.nix instead.
{ config, lib, pkgs, modulesPath, ... }:
{
imports =
[ (modulesPath + "/installer/scan/not-detected.nix")
];
boot.initrd.availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
boot.initrd.kernelModules = [ ];
boot.kernelModules = [ "kvm-intel" ];
boot.extraModulePackages = [ ];
fileSystems."/" =
{ device = "/dev/disk/by-uuid/33825f0d-5a63-40fc-83db-bfa1ebb72ba0";
fsType = "ext4";
};
fileSystems."/boot" =
{ device = "/dev/disk/by-uuid/145E-7362";
fsType = "vfat";
};
swapDevices =
[ { device = "/dev/disk/by-uuid/7ed27e21-3247-44cd-8bcc-5d4a2efebf57"; }
];
# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
# (the default) this is the recommended approach. When using systemd-networkd it's
# still possible to use this option, but it's recommended to use it in conjunction
# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
networking.useDHCP = lib.mkDefault true;
# networking.interfaces.eno1.useDHCP = lib.mkDefault true;
# networking.interfaces.enp2s2.useDHCP = lib.mkDefault true;
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
}

77
hosts/grevling/services/openvpn/default.nix Normal file
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@ -0,0 +1,77 @@
{ pkgs, lib, values, ... }:
{
services.openvpn.servers."ov-tunnel" = {
config = let
conf = {
# TODO: use aliases
local = "129.241.210.191";
port = 1194;
proto = "udp";
dev = "tap";
# TODO: set up
ca = "";
cert = "";
key = "";
dh = "";
# Maintain a record of client <-> virtual IP address
# associations in this file. If OpenVPN goes down or
# is restarted, reconnecting clients can be assigned
# the same virtual IP address from the pool that was
# previously assigned.
ifconfig-pool-persist = ./ipp.txt;
server-bridge = builtins.concatStringsSep " " [
"129.241.210.129"
"255.255.255.128"
"129.241.210.253"
"129.241.210.254"
];
keepalive = "10 120";
cipher = "none";
user = "nobody";
group = "nobody";
status = "/var/log/openvpn-status.log";
client-config-dir = pkgs.writeTextDir "tuba" ''
# Sett IP-adr. for tap0 til tubas PVV-adr.
ifconfig-push ${values.services.tuba-tap} 255.255.255.128
# Hvordan skal man faa dette til aa funke, tro?
#ifconfig-ipv6-push 2001:700:300:1900::xxx/64
# La tuba bruke std. PVV-gateway til all trafikk (unntatt
# VPN-tunnellen).
push "redirect-gateway"
'';
persist-key = true;
persist-tun = true;
verb = 5;
explicit-exit-notify = 1;
};
in lib.pipe conf [
(lib.filterAttrs (_: value: !(builtins.isNull value || value == false)))
(builtins.mapAttrs (_: value:
if builtins.isList value then builtins.concatStringsSep " " (map toString value)
else if value == true then value
else if builtins.any (f: f value) [
builtins.isString
builtins.isInt
builtins.isFloat
lib.isPath
lib.isDerivation
] then toString value
else throw "Unknown value in grevling openvpn config, deading now\n${value}"
))
(lib.mapAttrsToList (name: value: if value == true then name else "${name} ${value}"))
(builtins.concatStringsSep "\n")
(x: x + "\n\n")
];
};
}

0
hosts/grevling/services/openvpn/ipp.txt Normal file
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36
hosts/tuba/configuration.nix Normal file
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@ -0,0 +1,36 @@
{ config, pkgs, values, ... }:
{
imports = [
# Include the results of the hardware scan.
./hardware-configuration.nix
../../base.nix
../../misc/metrics-exporters.nix
./services/openvpn
];
boot.loader.systemd-boot.enable = true;
boot.loader.efi.canTouchEfiVariables = true;
networking.hostName = "tuba";
# systemd.network.networks."30-eno1" = values.defaultNetworkConfig // {
# matchConfig.Name = "eno1";
# address = with values.hosts.georg; [ (ipv4 + "/25") (ipv6 + "/64") ];
# };
# List packages installed in system profile
environment.systemPackages = with pkgs; [
];
# List services that you want to enable:
# This value determines the NixOS release from which the default
# settings for stateful data, like file locations and database versions
# on your system were taken. It‘s perfectly fine and recommended to leave
# this value at the release version of the first install of this system.
# Before changing this value read the documentation for this option
# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
system.stateVersion = "23.05"; # Did you read the comment?
}

40
hosts/tuba/hardware-configuration.nix Normal file
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@ -0,0 +1,40 @@
# Do not modify this file! It was generated by ‘nixos-generate-config’
# and may be overwritten by future invocations. Please make changes
# to /etc/nixos/configuration.nix instead.
{ config, lib, pkgs, modulesPath, ... }:
{
imports =
[ (modulesPath + "/installer/scan/not-detected.nix")
];
boot.initrd.availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
boot.initrd.kernelModules = [ ];
boot.kernelModules = [ "kvm-intel" ];
boot.extraModulePackages = [ ];
fileSystems."/" =
{ device = "/dev/disk/by-uuid/33825f0d-5a63-40fc-83db-bfa1ebb72ba0";
fsType = "ext4";
};
fileSystems."/boot" =
{ device = "/dev/disk/by-uuid/145E-7362";
fsType = "vfat";
};
swapDevices =
[ { device = "/dev/disk/by-uuid/7ed27e21-3247-44cd-8bcc-5d4a2efebf57"; }
];
# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
# (the default) this is the recommended approach. When using systemd-networkd it's
# still possible to use this option, but it's recommended to use it in conjunction
# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
networking.useDHCP = lib.mkDefault true;
# networking.interfaces.eno1.useDHCP = lib.mkDefault true;
# networking.interfaces.enp2s2.useDHCP = lib.mkDefault true;
nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
}

54
hosts/tuba/services/openvpn/default.nix Normal file
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@ -0,0 +1,54 @@
{ lib, values, ... }:
{
services.openvpn.servers."ov-tunnel" = {
config = let
conf = {
# TODO: use aliases
client = true;
dev = "tap";
proto = "udp";
remote = "129.241.210.191 1194";
resolv-retry = "infinite";
nobind = true;
# # TODO: set up
ca = "";
cert = "";
key = "";
remote-cert-tls = "server";
cipher = "none";
user = "nobody";
group = "nobody";
status = "/var/log/openvpn-status.log";
persist-key = true;
persist-tun = true;
verb = 5;
# script-security = 2;
# up = "systemctl restart rwhod";
};
in lib.pipe conf [
(lib.filterAttrs (_: value: !(builtins.isNull value || value == false)))
(builtins.mapAttrs (_: value:
if builtins.isList value then builtins.concatStringsSep " " (map toString value)
else if value == true then value
else if builtins.any (f: f value) [
builtins.isString
builtins.isInt
builtins.isFloat
lib.isPath
lib.isDerivation
] then toString value
else throw "Unknown value in tuba openvpn config, deading now\n${value}"
))
(lib.mapAttrsToList (name: value: if value == true then name else "${name} ${value}"))
(builtins.concatStringsSep "\n")
(x: x + "\n\n")
];
};
}

14
values.nix
View File

@ -21,6 +21,12 @@ in rec {
ipv4 = pvv-ipv4 213;
ipv6 = pvv-ipv6 213;
};
grevling-tap = {
ipv4 = pvv-ipv4 251;
};
tuba-tap = {
ipv4 = pvv-ipv4 252;
};
};
hosts = {
@ -49,6 +55,14 @@ in rec {
ipv4 = pvv-ipv4 204;
ipv6 = pvv-ipv6 "1:4f"; # Wtf øystein og daniel why
};
grevling = {
ipv4 = pvv-ipv4 198;
ipv6 = pvv-ipv6 198;
};
tuba = {
ipv4 = pvv-ipv4 199;
ipv6 = pvv-ipv6 199;
};
};
defaultNetworkConfig = {