129 lines
3 KiB
Nix
129 lines
3 KiB
Nix
{ config, pkgs, ... }:
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with pkgs.lib;
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with pkgs;
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let
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cfg = config.networking.networkmanager;
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stateDirs = "/var/lib/NetworkManager /var/lib/dhclient";
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configFile = writeText "NetworkManager.conf" ''
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[main]
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plugins=keyfile
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[keyfile]
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${optionalString (config.networking.hostName != "") ''
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hostname=${config.networking.hostName}
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''}
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[logging]
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level=WARN
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'';
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polkitConf = ''
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[network-manager]
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Identity=unix-group:networkmanager
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Action=org.freedesktop.NetworkManager.*
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ResultAny=yes
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ResultInactive=no
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ResultActive=yes
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[modem-manager]
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Identity=unix-group:networkmanager
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Action=org.freedesktop.ModemManager.*
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ResultAny=yes
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ResultInactive=no
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ResultActive=yes
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'';
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ipUpScript = writeScript "01nixos-ip-up" ''
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#!/bin/sh
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if test "$2" = "up"; then
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${config.systemd.package}/bin/systemctl start ip-up.target
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fi
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'';
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in {
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###### interface
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options = {
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networking.networkmanager.enable = mkOption {
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default = false;
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merge = mergeEnableOption;
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description = ''
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Whether to use NetworkManager to obtain an IP adress and other
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configuration for all network interfaces that are not manually
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configured. If enabled, a group <literal>networkmanager</literal>
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will be created. Add all users that should have permission
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to change network settings to this group.
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'';
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};
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networking.networkmanager.packages = mkOption {
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default = [ ];
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description = ''
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Extra packages that provide NetworkManager plugins.
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'';
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merge = mergeListOption;
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apply = list: [ networkmanager modemmanager wpa_supplicant ] ++ list;
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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environment.etc = [
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{ source = ipUpScript;
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target = "NetworkManager/dispatcher.d/01nixos-ip-up";
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}
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{ source = configFile;
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target = "NetworkManager/NetworkManager.conf";
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}
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];
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environment.systemPackages = cfg.packages;
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users.extraGroups = singleton {
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name = "networkmanager";
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gid = config.ids.gids.networkmanager;
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};
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systemd.packages = cfg.packages;
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# Create an initialisation service that both starts
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# NetworkManager when network.target is reached,
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# and sets up necessary directories for NM.
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systemd.services."networkmanager-init" = {
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description = "NetworkManager initialisation";
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wantedBy = [ "network.target" ];
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partOf = [ "NetworkManager.service" ];
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wants = [ "NetworkManager.service" ];
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before = [ "NetworkManager.service" ];
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script = ''
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mkdir -m 700 -p /etc/NetworkManager/system-connections
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mkdir -m 755 -p ${stateDirs}
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'';
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serviceConfig = {
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Type = "oneshot";
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};
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};
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# Turn off NixOS' network management
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networking = {
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useDHCP = false;
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wireless.enable = false;
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};
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security.polkit.permissions = polkitConf;
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services.dbus.packages = cfg.packages;
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services.udev.packages = cfg.packages;
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};
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}
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