00warpclock: Set correct timezone

Add module for setting correct timezone.

References: bnc#830060

For now, this module will not be included automatically due to different
expectations (see e.g.  https://bugzilla.redhat.com/show_bug.cgi?id=981617)

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Daniel Molkentin <daniel.molkentin@suse.com>

modules.d/00warpclock/module-setup.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+# called by dracut
+check() {
+    # hwclock does not exist on S390(x), bail out silently then
+    local _arch=$(uname -m)
+    [ "$_arch" = "s390" -o "$_arch" = "s390x" ] && return 1
+
+    [ -e /etc/localtime -a -e /etc/adjtime ] || return 1
+    require_binaries /sbin/hwclock || return 1
+
+    return 255
+}
+
+# called by dracut
+depends() {
+    return 0
+}
+
+# called by dracut
+install() {
+    inst /usr/share/zoneinfo/UTC
+    inst /etc/localtime
+    inst /etc/adjtime
+    inst_hook pre-trigger 00 "$moddir/warpclock.sh"
+    inst /sbin/hwclock
+}

modules.d/00warpclock/warpclock.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+if test -e /etc/adjtime ; then
+    while read line ; do
+	if test "$line" = LOCAL ; then
+	    hwclock --systz
+	fi
+    done < /etc/adjtime
+fi