Add threema-env and fix threema-vpn

defaults/user-configuration/fhauser/applications/scripts.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ pkgs, config, ... }:
 
 let
   passbemenu = pkgs.writeScriptBin "passbemenu" ''
@@ -29,24 +29,34 @@ let
     #!${pkgs.stdenv.shell}
     set -eo pipefail
 
-    SERVICE=openvpn-threema.service
+    SERVICE=openvpn-threema
+    SERVICE_EXEC="${config.systemd.services.openvpn-threema.serviceConfig.ExecStart}"
 
-    if [[ "$1" == "restart" ]]; then
-      ACTION=restart
-    elif [[ "$1" == "start" ]]; then
-      ACTION=start
-    elif [[ "$1" == "stop" ]]; then
-      ACTION=stop
-    elif [[ "$1" == "status" ]]; then
-      ACTION=status
-    elif [[ "$1" == "tail" ]]; then
-      sudo journalctl -f -u $SERVICE
-      exit 0
-    else
-      echo "Usage: vpn (start|stop|restart|status|tail)"
-      exit 254
+    exec sudo ${pkgs.openvpn}/sbin/openvpn''${SERVICE_EXEC#@* openvpn}
+
+  '';
+  threema-env = pkgs.writeScriptBin "threema-env" ''
+    #!/usr/bin/env bash
+    set -eo pipefail
+
+    # Nix shell might fail on some PWDs, so go to home
+    cd $HOME
+
+    ENV_NAME="$1"
+    ENV_FILE="$HOME/shares/cloud.threema.ch/envs/''${ENV_NAME}.nix"
+    COMMAND="$2"
+
+    if [ -z "$ENV_NAME" ]; then
+      echo "Error: No env name provided" >&2
+      exit 2
     fi
 
-    sudo systemctl $ACTION $SERVICE
+    if [ ! -f "$ENV_FILE" ]; then
+      echo "Error: Env file does not exist" >&2
+      exit 3
+    fi
+
+    echo "Starting '$COMMAND' in env '$ENV_FILE'"
+    ${pkgs.nix}/bin/nix-shell ''${ENV_FILE} --run "$COMMAND"
   '';
-in { home-manager.users.fhauser.home.packages = [ passbemenu threema-vpn ]; }
+in { home-manager.users.fhauser.home.packages = [ passbemenu threema-vpn threema-env ]; }