Move __hostname hostname explorer to global scope

cdist/conf/explorer/hostname

@@ -1,7 +1,6 @@
 #!/bin/sh
 #
-# 2010-2014 Nico Schottelius (nico-cdist at schottelius.org)
-# 2012 Steven Armstrong (steven-cdist at armstrong.cc)
+# 2019 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
 #
 # This file is part of cdist.
 #
@@ -19,7 +18,24 @@
 # along with cdist. If not, see <http://www.gnu.org/licenses/>.
 #
 #
+# Retrieve the running hostname
+#
 
-if command -v uname >/dev/null; then
-   uname -n
+# Firstly, check hostnamectl if available.
+if command -v hostnamectl >/dev/null
+then
+	hostnamectl status --static && exit 0
+fi
+
+# In case hostnamectl is missing or failed:
+# We fall back to alternative approaches
+if [ "$(uname -s)" = Darwin ] && command -v scutil >/dev/null
+then
+	# Mac OS X
+	scutil --get HostName 2>/dev/null
+elif command -v hostname >/dev/null
+then
+	hostname -s
+else
+	uname -n
 fi

cdist/conf/type/__hostname/explorer/hostname

@@ -1,48 +0,0 @@
-#!/bin/sh
-#
-# 2019 Dennis Camera (dennis.camera at ssrq-sds-fds.ch)
-#
-# This file is part of cdist.
-#
-# cdist is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# cdist is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with cdist. If not, see <http://www.gnu.org/licenses/>.
-#
-#
-# Retrieve the running hostname
-#
-
-# Firstly, check hostnamectl if available.
-if command -v hostnamectl >/dev/null
-then
-    hostnamectl --static && exit 0
-fi
-
-
-# Almost any distribution
-if [ -f /etc/hostname ]; then
-    cat /etc/hostname
-# SuSE
-elif [ -f /etc/HOSTNAME ]; then
-    cat /etc/HOSTNAME
-# OpenBSD
-elif [ -f /etc/myname ]; then
-    cat /etc/myname
-# FreeBSD
-elif [ "$(uname -s)" == FreeBSD ]; then
-    (. /etc/rc.conf && echo $hostname)
-# Mac OS X
-elif [ "$(uname -s)" == Darwin ]; then
-    [ -x "$(command -v scutil)" ] && scutil --get HostName 2>/dev/null || hostname -s
-else
-    command -v hostname && hostname -s
-fi

cdist/conf/type/__hostname/explorer/hostname_sysconfig

@@ -18,7 +18,7 @@
 # along with cdist. If not, see <http://www.gnu.org/licenses/>.
 #
 #
-# Retrieve the contents of /etc/hostname
+# Retrieve the contents of /etc/sysconfig/network
 #
 
 if [ -f /etc/sysconfig/network ]; then