From 656f65c78eb6b2e72711acc35e2b936f4279238f Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Sat, 2 Jun 2018 18:40:43 +0200
Subject: uucp-notifyclient

---
 custom/libvirtd-guests.nix   | 84 ++++++++++++++++++++++++++++++++++++++++++++
 custom/uucp-notifyclient.nix | 37 +++++++++++++++++++
 2 files changed, 121 insertions(+)
 create mode 100644 custom/libvirtd-guests.nix
 create mode 100644 custom/uucp-notifyclient.nix

(limited to 'custom')

diff --git a/custom/libvirtd-guests.nix b/custom/libvirtd-guests.nix
new file mode 100644
index 00000000..36ffa3c9
--- /dev/null
+++ b/custom/libvirtd-guests.nix
@@ -0,0 +1,84 @@
+{ config, pkgs, lib, utils, ... }:
+
+with utils;
+with lib;
+
+let
+  cfg = virtualisation.libvirtd;
+
+  textfile = with types; coercedTo str (pkgs.writeText "spec.xml") path;
+
+  domain = {
+    options = {
+      xml = mkOption {
+        type = 
+      };
+
+      autostart = mkOption {
+        type = types.bool;
+        default = true;
+      };
+    };
+  };
+
+  define = let
+    python = pkgs.python27.withPackages (ps: with ps; [ libvirt ]);
+  in dCfg: ''
+    #!${python}/bin/python
+
+    import libvirt
+    import sys
+
+    conn = libvirt.open(None);
+    if conn == None:
+      print('Failed to open connection to hypervisor', file=sys.stderr)
+      sys.exit(1)
+
+    xmlFile = open(${escapeShellArg dCfg.xml}, 'r')
+    dom = conn.defineXML(xmlFile.read(), 0)
+    xmlFile.close()
+    if dom == None:
+      print('Failed to define domain', file=sys.stderr)
+      sys.exit(1)
+
+    dom.setAutostart(${if dCfg.autostart then "1" else "0"})
+
+    conn.close()
+    sys.exit(0)
+  '';
+in {
+  options = {
+    virtualisation.libvirtd = {
+      domains = mkOption {
+        type = with types; attrsOf (submodule guest);
+        default = {};
+      };
+    };
+  };
+
+  config = mkIf (cfg.domains != {}) {
+    systemd.services."libvirtd-guest@" = {
+      after = [ "libvirtd.service" ];
+      bindsTo = [ "libvirtd.service" ];
+
+      before = [ "libvirt-guests.service" ];
+
+      serviceConfig = {
+        Type = "oneshot";
+        RemainAfterExit = true;
+      };
+
+      path = with pkgs; [ libvirtd ];
+    };
+
+    systemd.services = mapAttrs' (dName: dCfg: nameValuePair ("libvirtd-guest@" + escapeSystemdPath dName + ".service") {
+      serviceConfig = {
+        ExecStart = pkgs.writeScript (dName + ".py") (define dCfg);
+      };
+    }) cfg.domains;
+
+    systemd.services."libvirt-guests.service" = {
+      wants = mapAttrsToList (dName: dCfg: "libvirtd-guest@" + escapeSystemdPath dName + ".service") cfg.domains;
+    };
+  };
+}
diff --git a/custom/uucp-notifyclient.nix b/custom/uucp-notifyclient.nix
new file mode 100644
index 00000000..373c0553
--- /dev/null
+++ b/custom/uucp-notifyclient.nix
@@ -0,0 +1,37 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.uucp.notify-client;
+
+  nodeConfig = {
+    options = {
+      allowedUsers = mkOption {
+        type = with types; uniq (listOf str);
+        default = services.notify-users.allowedUsers;
+      };
+    };
+  };
+in {
+  options = {
+    services.uucp.notify-client = mkOption {
+      remoteNodes = mkOption {
+        type = with types; attrsOf (submodule nodeConfig);
+        default = [];
+        description = ''
+          Servers to receive notifications from
+        '';
+      };
+    };
+  };
+
+  imports = [ ./notify-users.nix ];
+
+  config = mkIf (cfg.nodes != {}) {
+    services.notify-users = concatMap ({ allowedUsers }: allowedUsers) cfg.remoteNodes;
+
+    services.uucp.remoteNodes = mapAttrs (name: { allowedUsers }: { commands = map (user: "notify-${user}") allowedUsers; }) cfg.remoteNodes;
+    services.uucp.commandPath = [ config.security.wrapperDir ];
+  };
+}
-- 
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