r1992 + switchvlans and slbconfig gateways now rely on the higher-level RackCode...

[racktables] / gateways / slbconfig / main

#!/bin/sh

# This is a RackTables gateway for installing SLB configuration onto
# a live load balancer. The only supported command is:
#
# * connect <endpoint> <hardware> <software> <username>: authorize transaction
# * activate <filename>: call user-supplied configuration installer
#

endpoint=
hw=
sw=
user=
cfgfile=
CONNECTED=0
MYDIR=`dirname $0`

do_connect()
{
	endpoint=`echo $args | cut -s -d' ' -f1`
	hw=`echo $args | cut -s -d' ' -f2`
	sw=`echo $args | cut -s -d' ' -f3`
	user=`echo $args | cut -s -d' ' -f4`
	# sanity checks
	if [ -z "$endpoint" -o -z "$hw" -o -z "$sw" -o -z "$user" ]; then
		echo 'ERR!too few arguments to connect'
		return
	fi

	CONNECTED=1
	echo "OK!connected to $endpoint"
}

do_activate()
{
	cfgfile=$1
	if [ ! -s "$cfgfile" ]; then
		echo "ERR!Configuration file $cfgfile is either missing or empty."
		return
	fi
	if [ ! -x "$MYDIR/install" ]; then
		echo "ERR!Missing or not executable user-supplied installer script $MYDIR/install"
		return
	fi
	"$MYDIR/install" $endpoint $hw $sw $user $cfgfile
	ret=$?
	if [ $ret = 0 ]; then
		echo "OK!Configuration has been submitted for activation successfully"
	else
		echo "ERR!Configuration installer returned code $ret"
	fi
}

# main loop
while read cmd args; do
	case $cmd in
		connect)
			if [ $CONNECTED = 1 ]; then
				echo 'ERR!Already connected'
			else
				do_connect $args
			fi
			;;
		activate)
			if [ $CONNECTED = 1 ]; then
				do_activate $args
			else
				echo 'ERR!Not connected'
			fi
			;;
		*)
			echo "ERR!unknown command $cmd"
	esac
done

exit 0