130 lines
3.8 KiB
Nix
130 lines
3.8 KiB
Nix
# Edit this configuration file to define what should be installed on
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# your system. Help is available in the configuration.nix(5) man page
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# and in the NixOS manual (accessible by running ‘nixos-help’).
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{ config, pkgs, ... } @ args:
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# Configuration local for this cluster node (hostname, IP, etc)
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{
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imports =
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[ # Include the results of the hardware scan.
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./hardware-configuration.nix
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# Include generic Deuxfleurs module
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./deuxfleurs.nix
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# Configuration for this deployment (a cluster)
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./cluster.nix
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# Configuration local for this Deuxfleurs site (set of nodes)
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./site.nix
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# Configuration local for this cluster node (hostname, IP, etc)
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./node.nix
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];
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# The global useDHCP flag is deprecated, therefore explicitly set to false here.
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# Per-interface useDHCP will be mandatory in the future, so this generated config
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# replicates the default behaviour.
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networking.useDHCP = false;
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# Set your time zone.
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time.timeZone = "Europe/Paris";
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# Select internationalisation properties.
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# i18n.defaultLocale = "en_US.UTF-8";
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console = {
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font = "sun12x22";
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keyMap = "fr";
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};
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boot.kernel.sysctl = {
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"vm.max_map_count" = 262144;
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};
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# List packages installed in system profile. To search, run:
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# $ nix search wget
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environment.systemPackages = with pkgs; [
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nmap
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bind
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inetutils
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pciutils
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vim
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tmux
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ncdu
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iotop
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jnettop
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nethogs
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wget
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htop
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smartmontools
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links
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git
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rclone
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docker
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docker-compose
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];
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programs.vim.defaultEditor = true;
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# Enable network time
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services.ntp.enable = true;
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# Enable the OpenSSH daemon and disable password login.
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services.openssh.enable = true;
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services.openssh.passwordAuthentication = false;
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# ---- CONFIG FOR DEUXFLEURS CLUSTER ----
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# Mount Garage using Rclone
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systemd.services.mountgarage = {
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enable = false;
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description = "Mount the Garage data store";
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path = [
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pkgs.fuse
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pkgs.rclone
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];
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unitConfig = {
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Type = "simple";
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};
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serviceConfig = {
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ExecStartPre = "${pkgs.bash}/bin/sh -c \"mkdir -p /mnt/garage-staging; fusermount -u /mnt/garage-staging || exit 0\"";
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ExecStart = "${pkgs.rclone}/bin/rclone --config /root/rclone.conf mount --vfs-cache-mode full --vfs-cache-max-size 1G --cache-dir /root/mountgarage-cache staging: /mnt/garage-staging";
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};
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wantedBy = [ "multi-user.target" ];
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};
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# Open ports in the firewall.
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networking.firewall = {
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enable = true;
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# Allow anyone to connect on SSH port
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allowedTCPPorts = [
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(builtins.head ({ openssh.ports = [22]; } // config.services).openssh.ports)
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];
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# Allow specific hosts access to specific things in the cluster
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extraCommands = ''
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# Allow everything from router (usefull for UPnP/IGD)
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iptables -A INPUT -s 192.168.1.254 -j ACCEPT
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# Allow docker containers to access all ports
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iptables -A INPUT -s 172.17.0.0/16 -j ACCEPT
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# Allow other nodes on VPN to access all ports
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iptables -A INPUT -s 10.42.0.0/16 -j ACCEPT
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'';
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# When stopping firewall, delete all rules that were configured manually above
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extraStopCommands = ''
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iptables -D INPUT -s 192.168.1.254 -j ACCEPT
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iptables -D INPUT -s 172.17.0.0/16 -j ACCEPT
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iptables -D INPUT -s 10.42.0.0/16 -j ACCEPT
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'';
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};
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# This value determines the NixOS release from which the default
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# settings for stateful data, like file locations and database versions
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# on your system were taken. It‘s perfectly fine and recommended to leave
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# this value at the release version of the first install of this system.
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# Before changing this value read the documentation for this option
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# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
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system.stateVersion = "21.05"; # Did you read the comment?
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}
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