From c2e4fb29c6bca8fcfd20b834502d5755f9cf7a22 Mon Sep 17 00:00:00 2001
From: "William A. Kennington III" <william@wkennington.com>
Date: Sun, 13 Sep 2015 23:27:31 -0700
Subject: [PATCH] nixos/lxd: Add service
---
nixos/modules/misc/ids.nix | 2 +
nixos/modules/module-list.nix | 1 +
nixos/modules/virtualisation/lxd.nix | 64 ++++++++++++++++++++++++++++
3 files changed, 67 insertions(+)
create mode 100644 nixos/modules/virtualisation/lxd.nix
diff --git a/nixos/modules/misc/ids.nix b/nixos/modules/misc/ids.nix
index 6819f3ac0ec..195d22f455c 100644
--- a/nixos/modules/misc/ids.nix
+++ b/nixos/modules/misc/ids.nix
@@ -231,6 +231,7 @@
gateone = 207;
namecoin = 208;
dnschain = 209;
+ #lxd = 210; # unused
# When adding a uid, make sure it doesn't match an existing gid. And don't use uids above 399!
@@ -440,6 +441,7 @@
gateone = 207;
namecoin = 208;
#dnschain = 209; #unused
+ lxd = 210; # unused
# When adding a gid, make sure it doesn't match an existing
# uid. Users and groups with the same name should have equal
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index f1494c3b4af..82e0cdc6926 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -487,6 +487,7 @@
./virtualisation/docker.nix
./virtualisation/libvirtd.nix
./virtualisation/lxc.nix
+ ./virtualisation/lxd.nix
./virtualisation/amazon-options.nix
./virtualisation/openvswitch.nix
./virtualisation/parallels-guest.nix
diff --git a/nixos/modules/virtualisation/lxd.nix b/nixos/modules/virtualisation/lxd.nix
new file mode 100644
index 00000000000..488153334bc
--- /dev/null
+++ b/nixos/modules/virtualisation/lxd.nix
@@ -0,0 +1,64 @@
+# Systemd services for lxd.
+
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+ cfg = config.virtualisation.lxd;
+
+in
+
+{
+ ###### interface
+
+ options = {
+
+ virtualisation.lxd.enable =
+ mkOption {
+ type = types.bool;
+ default = false;
+ description =
+ ''
+ This option enables lxd, a daemon that manages
+ containers. Users in the "lxd" group can interact with
+ the daemon (e.g. to start or stop containers) using the
+ <command>lxc</command> command line tool, among others.
+ '';
+ };
+
+ };
+
+
+ ###### implementation
+
+ config = mkIf cfg.enable {
+
+ environment.systemPackages =
+ [ pkgs.lxd ];
+
+ systemd.services.lxd =
+ { description = "LXD Container Management Daemon";
+
+ wantedBy = [ "multi-user.target" ];
+ after = [ "systemd-udev-settle.service" ];
+
+ # TODO(wkennington): Add lvm2 and thin-provisioning-tools
+ path = with pkgs; [ acl rsync gnutar xz btrfsProgs ];
+
+ serviceConfig.ExecStart = "@${pkgs.lxd}/bin/lxd lxd --syslog --group lxd";
+ serviceConfig.Type = "simple";
+ serviceConfig.KillMode = "process"; # when stopping, leave the containers alone
+ };
+
+ users.extraGroups.lxd.gid = config.ids.gids.lxd;
+
+ users.extraUsers.root = {
+ subUidRanges = [ { startUid = 1000000; count = 65536; } ];
+ subGidRanges = [ { startGid = 1000000; count = 65536; } ];
+ };
+
+ };
+
+}