diff options
Diffstat (limited to 'nix')
| -rw-r--r-- | nix/configuration.nix | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/nix/configuration.nix b/nix/configuration.nix new file mode 100644 index 0000000..7e32a8d --- /dev/null +++ b/nix/configuration.nix @@ -0,0 +1,116 @@ +# 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, ... } @ args: + +# Configuration local for this cluster node (hostname, IP, etc) +{ + imports = + [ # Include the results of the hardware scan. + ./hardware-configuration.nix + # Include generic Deuxfleurs module + ./deuxfleurs.nix + # Configuration for this deployment (a cluster) + ./cluster.nix + # Configuration local for this Deuxfleurs site (set of nodes) + ./site.nix + # Configuration local for this cluster node (hostname, IP, etc) + ./node.nix + ]; + + # The global useDHCP flag is deprecated, therefore explicitly set to false here. + # Per-interface useDHCP will be mandatory in the future, so this generated config + # replicates the default behaviour. + networking.useDHCP = false; + + # Set your time zone. + time.timeZone = "Europe/Paris"; + + # Select internationalisation properties. + # i18n.defaultLocale = "en_US.UTF-8"; + console = { + font = "sun12x22"; + keyMap = "fr"; + }; + + boot.kernel.sysctl = { + "vm.max_map_count" = 262144; + }; + + services.journald.extraConfig = '' +SystemMaxUse=1G + ''; + + # List packages installed in system profile. To search, run: + # $ nix search wget + environment.systemPackages = with pkgs; [ + nmap + bind + inetutils + pciutils + vim + tmux + ncdu + iotop + jnettop + nethogs + wget + htop + smartmontools + links + git + rclone + docker + docker-compose + ]; + + programs.vim.defaultEditor = true; + + # Enable network time + services.ntp.enable = true; + + # Enable the OpenSSH daemon and disable password login. + services.openssh.enable = true; + services.openssh.passwordAuthentication = false; + + # ---- CONFIG FOR DEUXFLEURS CLUSTER ---- + + # Open ports in the firewall. + networking.firewall = { + enable = true; + + # Allow anyone to connect on SSH port + allowedTCPPorts = [ + (builtins.head ({ openssh.ports = [22]; } // config.services).openssh.ports) + ]; + + # Allow specific hosts access to specific things in the cluster + extraCommands = '' + # Allow everything from router (usefull for UPnP/IGD) + iptables -A INPUT -s 192.168.1.254 -j ACCEPT + + # Allow docker containers to access all ports + iptables -A INPUT -s 172.17.0.0/16 -j ACCEPT + + # Allow other nodes on VPN to access all ports + iptables -A INPUT -s 10.42.0.0/16 -j ACCEPT + ''; + + # When stopping firewall, delete all rules that were configured manually above + extraStopCommands = '' + iptables -D INPUT -s 192.168.1.254 -j ACCEPT + iptables -D INPUT -s 172.17.0.0/16 -j ACCEPT + iptables -D INPUT -s 10.42.0.0/16 -j ACCEPT + ''; + }; + + # 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 = "21.05"; # Did you read the comment? +} + |