#!/bin/sh

FMBASEURL=$1
FMFILENAME=$2

# wait 5 seconds before beginning
sleep 5

logger -p daemon.info -i -t AutoUpgrade "Auto Upgrade started"

HTTP_AUTH=""

# if username and password is passed, let fetch utilize.
if [ $# -gt 3 ]; then
HTTP_AUTH="basic:*:$3:$4"
fi

echo "Downloading ${FMFILENAME} from ${FMBASEURL} ..." | logger -p daemon.info -i -t AutoUpgrade
/usr/bin/fetch -o /tmp/latest.tgz ${FMBASEURL}/${FMFILENAME} | logger -p daemon.info -i -t AutoUpgrade
echo "Downloading ${FMFILENAME}.md5 from ${FMBASEURL} ..."  | logger -p daemon.info -i -t AutoUpgrade
/usr/bin/fetch -o /tmp/latest.tgz.md5 ${FMBASEURL}/${FMFILENAME}.md5 | logger -p daemon.info -i -t AutoUpgrade

PMD=`/bin/cat /tmp/latest.tgz.md5 | cut -d" " -f4 `;
MD=`/sbin/md5 /tmp/latest.tgz | cut -d" " -f4`;

echo "   Package MD5: ${PMD}" | logger -p daemon.info -i -t AutoUpgrade
echo "Downloaded MD5: ${MD}"  | logger -p daemon.info -i -t AutoUpgrade

if [ "$PMD" = "" ]; then
    echo "Package MD5 is null md5. Require proxy auth?"  | logger -p daemon.info -i -t AutoUpgrade
    exit 1
fi

if [ "$MD" = "" ]; then
    echo "Downloaded MD5 is null md5. Require proxy auth?"  | logger -p daemon.info -i -t AutoUpgrade
    exit 1
fi

if [ "$PMD" = "$MD" ]; then
        echo "MD5's match."  | logger -p daemon.info -i -t AutoUpgrade
        if [ -r "/tmp/custom.tgz" ]; then
            /etc/rc.firmware pfSenseupgrade /tmp/latest.tgz /tmp/custom.tgz
        else
            /etc/rc.firmware pfSenseupgrade /tmp/latest.tgz
        fi
        exit 0
fi

echo "MD5's do not match.  Upgrade aborted."  | logger -p daemon.info -i -t AutoUpgrade
exit 1