iris-ng 0.1.2

Crate to make TIPC available in Rust.
Documentation 
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#!/bin/sh
# Author: Martin Peylo <debian@izac.de>

### BEGIN INIT INFO
# Provides:          tipc
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Should-Start:
# Should-Stop:
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: TIPC Transparent Inter Process Communication
# Description:       TIPC is an IPC for clusters
### END INIT INFO

PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="Transparent Inter Process Communication"
NAME="tipcutils"
TIPCCONFIG="/sbin/tipc-config"
MODULE=/lib/modules/`uname -r`/kernel/net/tipc/tipc.ko

# Exit if the module is not installed
[ -e "$MODULE" ] || exit 0

# Exit if tipc-config is not installed
[ -x "$TIPCCONFIG" ] || exit 0

# Exit if the configuration is not installed
[ -e "/etc/default/$NAME" ] || exit 0

# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME

start_interfaces()
{
	INTERFACES=`/sbin/ifconfig -a | sed -e '/^[^ ]/ { s/^\([^ ]*\).*$/\1/; p; };  d;'`

	for IF in $INTERFACES
	do
		for TIPC_IF in $TIPC_INTERFACES
		do
			if [ $TIPC_IF = $IF ]; then
				IFACE=$IF /etc/network/if-up.d/$NAME
			fi
		done
	done
}

start_tipc()
{
	echo Starting TIPC
	if [ -n "$TIPC_NETID" ]; then
		# Loads the module
		test "$TIPC_VERBOSITY" = 1 && echo modprobe -q tipc
		if ! modprobe -q tipc; then
			echo "Error configuring TIPC, loading the kernel module failed!"
			exit 0
		fi
		test "$TIPC_VERBOSITY" = 1 && echo $TIPCCONFIG -netid="$TIPC_NETID"
		if ! $TIPCCONFIG -netid="$TIPC_NETID"; then
			echo "Error configuring TIPC, setting the nedid to $TIPC_NETID failed!"
			exit 0
		fi
	fi

	if [ -n "$TIPC_REMOTE_MANAGEMENT" ]; then
		test "$TIPC_VERBOSITY" = 1 && echo $TIPCCONFIG -mng="$TIPC_REMOTE_MANAGEMENT"
		if [ "$TIPC_REMOTE_MANAGEMENT" = "true" ] || [ "$TIPC_REMOTE_MANAGEMENT" = "enable" ]; then
			TIPC_REM_MGMNT="enable"
		else
			TIPC_REM_MGMNT="disable"
		fi
		if ! $TIPCCONFIG -mng="$TIPC_REM_MGMNT"; then
			echo "Error configuring TIPC, setting the remote management to \"$TIPC_REM_MGMNT\" failed!"
			exit 0
		fi
	fi

	if [ -n "$TIPC_ADDR" ]; then
		test "$TIPC_VERBOSITY" = 1 && echo $TIPCCONFIG -addr="$TIPC_ADDR"
		if ! $TIPCCONFIG -addr="$TIPC_ADDR"; then
			echo "Error configuring TIPC, setting the address to \"$TIPC_ADDR\" failed!"
			exit 0
		fi
	fi

	start_interfaces
}

stop_tipc()
{
	# only unloading the module stops tipc
	( lsmod |grep -q tipc ) && rmmod tipc
}

case "$1" in
  start)
	if [ "$TIPC_CONFIGURED" != "true" ]; then
		echo TIPC is not configured in \"/etc/default/$NAME\".
		echo To configure TIPC, run \`dpkg-reconfigure -plow tipcutils\`!
		exit 0
	fi

	start_tipc
	;;
  stop)
	stop_tipc
	;;
  restart|force-reload)
	stop_tipc
	start_tipc
	;;
  *)
	echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
	exit 3
	;;
esac

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