gluster-lic-register.in

#!/bin/bash
#
# chkconfig: 35 99 12
# description: Register this instance with Gluster
#


ME=$(basename $0);


function show_help()
{
    cat <<EOF
Gluster Licensing Tools, Version @PACKAGE_VERSION@.

Usage:  $ME [-h]

Register AMI ID with Gluster

Miscellaneous:
  -h                        display this help and exit

Example:
  $ME
EOF
}


function gluster_pingback()
{
    sleep 5; # wait for metastrap

    macid=$(cat /.epoch);
    region=$(wget -q -O - http://169.254.169.254/latest/meta-data/placement/availability-zone);

    if [ -z "$region" ]; then
        return;
    fi

    if [ -f @prefix@/etc/ec2-pk.pem ]; then
        # this instance got meta-strapped, so has to be an added node
        Added=1
    else
        Added=0
    fi

    md5=$(echo -n $macid | md5sum -);
    url="http://www.gluster.com/check4updates.php?AMIID=$macid&Region=$region&AddNode=$Added&secret=$md5";

    wget -q $url -O /dev/null;

    echo $url > /lic/.registered;
}


function main()
{
    # Parse command line arguments.
    while getopts :h OPT; do
	case "$OPT" in
	    h)
		show_help
		exit 0
		;;
	    \?)
                # getopts issues an error message
		echo "Invalid option: -$OPTARG"
		show_help
		exit 1
		;;
	esac
    done

    if [ ! -f /.default -o -f /lic/.registered ]; then
        exit 0;
    fi

    gluster_pingback &
}

main "$@";