add tmpfiles standalone support

modules.d/01tmpfiles/module-setup.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+# This file is part of dracut.
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# Prerequisite check(s) for module.
+check() {
+
+    # If the binary(s) requirements are not fulfilled the module can't be installed.
+    require_binaries tmpfiles || return 1
+
+    # Return 255 to only include the module, if another module requires it.
+    return 255
+
+}
+
+# Module dependency requirements.
+depends() {
+
+    # Return 0 to include the dependent module(s) in the initramfs.
+    return 0
+
+}
+
+# Install the required file(s) and directories for the module in the initramfs.
+install() {
+
+    inst_multiple -o \
+        /usr/lib/group \
+        /usr/lib/passwd \
+        "$tmpfilesdir/etc.conf" \
+        "$tmpfilesdir/static-nodes-permissions.conf" \
+        "$tmpfilesdir/var.conf"
+        tmpfiles
+
+    # Install the hosts local user configurations if enabled.
+    if [[ $hostonly ]]; then
+        inst_multiple -H -o \
+            /etc/group \
+            /etc/passwd \
+            "$tmpfilesconfdir/*.conf"
+    fi
+
+}