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Merge pull request 'meta01: init' (#9) from meta01 into main

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Reviewed-on: delroth/bagel-infra#9
This commit is contained in:
Pierre Bourdon 2024-07-01 17:45:14 +00:00
parent 317400f19a e3f3c87c0d
commit 403bb2d625
14 changed files with 386 additions and 12 deletions
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11
common/admins.nix Normal file
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{
users.users.root.openssh.authorizedKeys.keys = [
# delroth
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII3tjB4KYDok3KlWxdBp/yEmqhhmybd+w0VO4xUwLKKV"
# raito
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDcEkYM1r8QVNM/G5CxJInEdoBCWjEHHDdHlzDYNSUIdHHsn04QY+XI67AdMCm8w30GZnLUIj5RiJEWXREUApby0GrfxGGcy8otforygfgtmuUKAUEHdU2MMwrQI7RtTZ8oQ0USRGuqvmegxz3l5caVU7qGvBllJ4NUHXrkZSja2/51vq80RF4MKkDGiz7xUTixI2UcBwQBCA/kQedKV9G28EH+1XfvePqmMivZjl+7VyHsgUVj9eRGA1XWFw59UPZG8a7VkxO/Eb3K9NF297HUAcFMcbY6cPFi9AaBgu3VC4eetDnoN/+xT1owiHi7BReQhGAy/6cdf7C/my5ehZwD"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE0xMwWedkKosax9+7D2OlnMxFL/eV4CvFZLsbLptpXr"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKiXXYkhRh+s7ixZ8rvG8ntIqd6FELQ9hh7HoaHQJRPU"
"ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBJFsZ7PMDt80tYXHyScQajNhqH4wuYg/o0OxfOHaZD4rXuT0VIKflKH1M9LslfHWIEH3XNeqhQOziH9r+Ny5JcM="
];
}

22
common/base-server.nix Normal file
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{ lib, pkgs, ... }: {
nix.package = pkgs.lix;
services.openssh.enable = lib.mkForce true;
networking.firewall.enable = true;
networking.firewall.logRefusedConnections = false;
networking.firewall.logReversePathDrops = true;
services.nginx = {
recommendedOptimisation = lib.mkDefault true;
recommendedTlsSettings = lib.mkDefault true;
recommendedProxySettings = lib.mkDefault true;
recommendedGzipSettings = lib.mkDefault true;
};
nix.gc = {
automatic = true;
persistent = true;
dates = "daily";
options = "--delete-older-than 30d";
};
}

9
common/default.nix Normal file
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{
imports = [
./admins.nix
./raito-vm.nix
./raito-proxy-aware-nginx.nix
./base-server.nix
./sysadmin
];
}

35
common/raito-proxy-aware-nginx.nix Normal file
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# This enables an IPv6-only server which is proxied by kurisu.lahfa.xyz to have proper IPv4 logs via PROXY protocol.
{ config, lib, ... }:
let
inherit (lib) mkEnableOption mkIf;
cfg = config.bagel.raito.v6-proxy-awareness;
allowedUpstream = "2001:bc8:38ee:99::1/128";
in
{
options.bagel.raito.v6-proxy-awareness.enable = mkEnableOption "the kurisu.lahfa.xyz's sniproxy awareness for NGINX";
config = mkIf cfg.enable {
services.nginx = {
# IPv6-only server
defaultListen = [
{ addr = "[::0]"; proxyProtocol = true; port = 444; ssl = true; }
{ addr = "[::0]"; port = 443; ssl = true; }
{ addr = "[::0]"; port = 80; ssl = false; }
# Private networking
{ addr = "127.0.0.1"; port = 80; ssl = false; }
{ addr = "[::1]"; port = 80; ssl = false; }
];
appendHttpConfig = ''
# Kurisu node
set_real_ip_from ${allowedUpstream};
real_ip_header proxy_protocol;
'';
};
# Move to nftables if firewall is enabled.
networking.nftables.enable = true;
networking.firewall.extraInputRules = ''
ip6 saddr ${allowedUpstream} tcp dport 444 accept
'';
};
}

155
common/raito-vm.nix Normal file
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{ lib, config, ... }:
let
cfg = config.bagel.hardware.raito-vm;
inherit (lib) mkEnableOption mkIf mkOption types;
in
{
options.bagel.hardware.raito-vm = {
enable = mkEnableOption "Raito's VM hardware defaults";
networking = {
nat-lan-mac = mkOption {
type = types.nullOr types.str;
default = null;
description = "MAC address for the NAT-LAN interface, autoconfigured via DHCP";
};
wan = {
address = mkOption {
type = types.str;
description = "IPv6 prefix for WAN. Ask Raito when in doubt.";
};
mac = mkOption {
type = types.str;
description = "MAC address for the WAN interface.";
};
};
};
};
config = mkIf cfg.enable {
services.qemuGuest.enable = true;
systemd.network.enable = true;
security.acme.defaults.email = "bagel-acme@lahfa.xyz";
security.acme.acceptTerms = true;
systemd.network.networks."10-nat-lan" = {
matchConfig.Name = "nat-lan";
linkConfig.RequiredForOnline = true;
DHCP = "yes";
};
systemd.network.links."10-nat-lan" = {
matchConfig.MACAddress = cfg.networking.nat-lan-mac;
linkConfig.Name = "nat-lan";
};
systemd.network.networks."10-wan" = {
matchConfig.Name = "wan";
linkConfig.RequiredForOnline = true;
networkConfig.Address = [ cfg.networking.wan.address ];
};
systemd.network.links."10-wan" = {
matchConfig.MACAddress = cfg.networking.wan.mac;
linkConfig.Name = "wan";
};
boot.loader.systemd-boot.enable = true;
boot.initrd.kernelModules = [
"virtio_balloon"
"virtio_console"
"virtio_rng"
];
boot.initrd.availableKernelModules = [
"9p"
"9pnet_virtio"
"ata_piix"
"nvme"
"sr_mod"
"uhci_hcd"
"virtio_blk"
"virtio_mmio"
"virtio_net"
"virtio_pci"
"virtio_scsi"
"xhci_pci"
];
fileSystems."/boot" = {
device = "/dev/disk/by-label/BOOT";
fsType = "vfat";
};
swapDevices = [ { device = "/dev/disk/by-label/swap"; } ];
boot.initrd.luks.devices.root = {
device = "/dev/disk/by-label/root";
# WARNING: Leaks some metadata, see cryptsetup man page for --allow-discards.
# allowDiscards = true;
# Set your own key with:
# cryptsetup luksChangeKey /dev/disk/by-label/root --key-file=/dev/zero --keyfile-size=1
# You can then delete the rest of this block.
keyFile = "/dev/zero";
keyFileSize = 1;
fallbackToPassword = true;
};
fileSystems."/" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [
"subvol=root"
"compress=zstd"
"noatime"
];
};
fileSystems."/home" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [
"subvol=home"
"compress=zstd"
"noatime"
];
};
fileSystems."/nix" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [
"subvol=nix"
"compress=zstd"
"noatime"
];
neededForBoot = true;
};
fileSystems."/etc" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [
"subvol=etc"
"compress=zstd"
"noatime"
];
};
fileSystems."/var" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [
"subvol=var"
"compress=zstd"
"noatime"
];
neededForBoot = true;
};
};
}

10
common/ssh-keys.nix
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@ -1,5 +1,11 @@
{
machines.bagel-box = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJW7jmkJ73tx9lsrz9UhqJIJdoqZGuhsHti55xny5/yp";
machines = {
bagel-box = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJW7jmkJ73tx9lsrz9UhqJIJdoqZGuhsHti55xny5/yp";
meta01 = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIM5t9gYorOWgpCFDJgb24pyCKIabGpeI2H/UfdvXODcT";
};
users.delroth = [ "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII3tjB4KYDok3KlWxdBp/yEmqhhmybd+w0VO4xUwLKKV" ];
users = {
delroth = [ "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII3tjB4KYDok3KlWxdBp/yEmqhhmybd+w0VO4xUwLKKV" ];
raito = [ "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICaw9ihTG7ucB8P38XdalEWev8+q96e2yNm4B+/I9IJp" ];
};
}

24
common/sysadmin/default.nix Normal file
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{ pkgs, config, lib, ... }:
let
inherit (lib) mkIf mkEnableOption;
cfg = config.bagel.sysadmin;
in
{
options.bagel.sysadmin.enable = mkEnableOption "sysadmin tooling";
config = mkIf cfg.enable {
environment.systemPackages = with pkgs; [
wget
vim
tmux
rsync
fd
ripgrep
pv
kitty.terminfo
config.boot.kernelPackages.perf
tcpdump
ncdu
] ++ lib.optional (lib.hasAttr "pwru" pkgs) pkgs.pwru;
};
}

11
flake.nix
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@ -37,6 +37,17 @@
./hosts/bagel-box
];
};
meta01 = {
imports = [
inputs.agenix.nixosModules.default
inputs.hydra.nixosModules.hydra
./services
./common
./hosts/meta01.nixpkgs.lahfa.xyz
];
};
};
};
}

10
hosts/bagel-box/default.nix
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@ -45,16 +45,6 @@
security.acme.defaults.email = "bagel@delroth.net";
services.openssh.enable = true;
users.users.root.openssh.authorizedKeys.keys = [
# delroth
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII3tjB4KYDok3KlWxdBp/yEmqhhmybd+w0VO4xUwLKKV"
# raito
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDcEkYM1r8QVNM/G5CxJInEdoBCWjEHHDdHlzDYNSUIdHHsn04QY+XI67AdMCm8w30GZnLUIj5RiJEWXREUApby0GrfxGGcy8otforygfgtmuUKAUEHdU2MMwrQI7RtTZ8oQ0USRGuqvmegxz3l5caVU7qGvBllJ4NUHXrkZSja2/51vq80RF4MKkDGiz7xUTixI2UcBwQBCA/kQedKV9G28EH+1XfvePqmMivZjl+7VyHsgUVj9eRGA1XWFw59UPZG8a7VkxO/Eb3K9NF297HUAcFMcbY6cPFi9AaBgu3VC4eetDnoN/+xT1owiHi7BReQhGAy/6cdf7C/my5ehZwD"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE0xMwWedkKosax9+7D2OlnMxFL/eV4CvFZLsbLptpXr"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKiXXYkhRh+s7ixZ8rvG8ntIqd6FELQ9hh7HoaHQJRPU"
"ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBJFsZ7PMDt80tYXHyScQajNhqH4wuYg/o0OxfOHaZD4rXuT0VIKflKH1M9LslfHWIEH3XNeqhQOziH9r+Ny5JcM="
];
deployment.targetHost = "bagel-box.delroth.net";
}

29
hosts/meta01.nixpkgs.lahfa.xyz/default.nix Executable file
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@ -0,0 +1,29 @@
{
networking.hostName = "meta01";
networking.domain = "nixpkgs.lahfa.xyz";
time.timeZone = "Europe/Paris";
bagel.sysadmin.enable = true;
# netbox is proxied.
bagel.raito.v6-proxy-awareness.enable = true;
bagel.hardware.raito-vm = {
enable = true;
networking = {
nat-lan-mac = "bc:24:11:b2:96:d8";
wan = {
address = "2001:bc8:38ee:100:1000::20/64";
mac = "bc:24:11:64:cd:88";
};
};
};
bagel.services.netbox = {
enable = true;
domain = "netbox.nixpkgs.lahfa.xyz";
};
i18n.defaultLocale = "fr_FR.UTF-8";
system.stateVersion = "24.05";
deployment.targetHost = "meta01.nixpkgs.lahfa.xyz";
}

1
secrets.nix
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@ -6,6 +6,7 @@ let
secrets = with keys; {
hydra-s3-credentials = [ machines.bagel-box ];
hydra-ssh-key-priv = [ machines.bagel-box ];
netbox-environment = [ machines.netbox01 ];
};
in
builtins.listToAttrs (

BIN
secrets/netbox-environment.age Normal file
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1
services/default.nix
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@ -2,5 +2,6 @@
imports = [
./hydra
./postgres
./netbox
];
}

80
services/netbox/default.nix Normal file
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{
config,
lib,
pkgs,
...
}:
let
EnvironmentFile = [ config.age.secrets.netbox-environment.path ];
cfg = config.bagel.services.netbox;
inherit (lib) mkEnableOption mkOption mkIf types;
in
{
options.bagel.services.netbox = {
enable = mkEnableOption "Netbox";
domain = mkOption {
type = types.str;
};
};
config = mkIf cfg.enable {
age.secrets.netbox-environment.file = ../../secrets/netbox-environment.age;
services = {
netbox = {
enable = true;
package = pkgs.netbox_3_7;
secretKeyFile = "/dev/null";
listenAddress = "127.0.0.1";
settings = {
ALLOWED_HOSTS = [ cfg.domain ];
# REMOTE_AUTH_BACKEND = "social_core.backends.open_id_connect.OpenIdConnectAuth";
};
extraConfig = lib.mkForce ''
from os import environ as env
SECRET_KEY = env["SECRET_KEY"]
# SOCIAL_AUTH_OIDC_OIDC_ENDPOINT = env["NETBOX_OIDC_URL"]
# SOCIAL_AUTH_OIDC_KEY = env["NETBOX_OIDC_KEY"]
# SOCIAL_AUTH_OIDC_SECRET = env["NETBOX_OIDC_SECRET"]
'';
};
nginx = {
enable = true;
virtualHosts."${cfg.domain}" = {
enableACME = true;
forceSSL = true;
locations."/".proxyPass = "http://${config.services.netbox.listenAddress}:${builtins.toString config.services.netbox.port}";
locations."/static/".alias = "${config.services.netbox.dataDir}/static/";
};
};
};
systemd.services = {
netbox.serviceConfig = {
inherit EnvironmentFile;
TimeoutStartSec = 600;
};
netbox-housekeeping.serviceConfig = {
inherit EnvironmentFile;
};
netbox-rq.serviceConfig = {
inherit EnvironmentFile;
};
};
users.users.nginx.extraGroups = [ "netbox" ];
networking.firewall.allowedTCPPorts = [
443
80
];
};
}