initial commit

init.d/hostname.in

@@ -0,0 +1,45 @@
+#!@SBINDIR@/openrc-run
+# Copyright (c) 2007-2015 The OpenRC Authors.
+# See the Authors file at the top-level directory of this distribution and
+# https://github.com/OpenRC/openrc/blob/master/AUTHORS
+#
+# This file is part of OpenRC. It is subject to the license terms in
+# the LICENSE file found in the top-level directory of this
+# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
+# This file may not be copied, modified, propagated, or distributed
+# except according to the terms contained in the LICENSE file.
+
+description="Sets the hostname of the machine."
+
+depend()
+{
+	after clock
+	keyword -docker -lxc -prefix -chroot+unshare
+}
+
+start()
+{
+	local h source x
+	if [ -s @SYSCONFDIR@/hostname ] && [ -r @SYSCONFDIR@/hostname ]; then
+		read h x <@SYSCONFDIR@/hostname
+		source="from @SYSCONFDIR@/hostname"
+	else
+		# HOSTNAME variable used to be defined in caps in conf.d/hostname.
+		# It is also a magic variable in bash.
+		h=${hostname:-${HOSTNAME}} # checkbashisms: false positive (HOSTNAME var)
+	fi
+	if [ -z "$h" ]; then
+		einfo "Using default system hostname"
+		return 0
+	fi
+	ebegin "Setting hostname to $h $source"
+	case $(uname -s) in
+		GNU/Linux|Linux)
+			sysctl -qw kernel.hostname="$h"
+			;;
+		*)
+			hostname "$h"
+			;;
+	esac
+	eend $? "Failed to set the hostname"
+}