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#!/bin/bash
# ////////////////////////////////////////////////////////////////////////////////
# //BOCA Online Contest Administrator
# // Copyright (C) 2003-2012 by BOCA Development Team (bocasystem@gmail.com)
# //
# // This program is free software: you can redistribute it and/or modify
# // it under the terms of the GNU General Public License as published by
# // the Free Software Foundation, either version 3 of the License, or
# // (at your option) any later version.
# //
# // This program is distributed in the hope that it will be useful,
# // but WITHOUT ANY WARRANTY; without even the implied warranty of
# // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# // GNU General Public License for more details.
# // You should have received a copy of the GNU General Public License
# // along with this program. If not, see <http://www.gnu.org/licenses/>.
# ////////////////////////////////////////////////////////////////////////////////
# last updated 10/jul/2012 by cassio@ime.usp.br
privatedir=/var/www/boca/src/private/remotescores
others=$privatedir/otherservers
if [ "$1" == "" -o "$2" == "" ]; then
echo "Usage $0 <remotescorefolder> <serversfile>"
echo "e.g. $0 $privatedir $others"
echo "*** When arguments are not given, default values as of the previous line is used"
fi
if [ "$1" != "" ]; then
privatedir=$1
fi
if [ "$2" != "" ]; then
others=$2
else
others=$privatedir/otherservers
fi
for i in id chown chmod md5sum shasum wget tr cut awk tail head grep cat sed sleep; do
p=`which $i`
if [ -x "$p" ]; then
echo -n ""
else
echo command "$i" not found
exit 1
fi
done
if [ "`id -u`" != "0" ]; then
echo "Script must run as root"
fi
if [ ! -d $privatedir ]; then
echo "Could not find directory $privatedir"
exit 1
fi
tempdir=$privatedir/tmp
mkdir -p $tempdir >/dev/null 2>/dev/null
if [ ! -d $tempdir ]; then
echo "Could not create directory $tempdir"
exit 1
fi
httpbocadir=boca
secs=120
apacheuser=
[ -r /etc/icpc/apacheuser ] && apacheuser=`cat /etc/icpc/apacheuser | sed 's/ \t\n//g'`
[ "$apacheuser" == "" ] && apacheuser=www-data
id -u $apacheuser > /dev/null 2>/dev/null
[ $? != 0 ] && echo "User $apacheuser not found -- error to set permissions with chown/chmod"
hash="shasum -a 256 -"
#hash="md5sum -"
#rm -f $privatedir/score_*.dat
chown $apacheuser.root $privatedir/score_*.dat
if [ ! -r $others ]; then
echo "External server list in $others not found"
exit 1
fi
echo "Starting loop to get scores from servers defined in $others"
while /bin/true; do
echo "Getting scores..."
qtd=1
for BOCASERVER in `grep -v "^[ \t]*\#" $others | awk '{ print $1; }'`; do
if [ "$BOCASERVER" == "" ]; then
continue
fi
echo $BOCASERVER | grep -q "http"
[ $? == 0 ] || BOCASERVER=http://$BOCASERVER/boca
user=`grep -v "^[ \t]*\#" $others | head -n$qtd | tail -n1 | awk '{ print $2; }'`
[ "$user" == "" ] && user=score
pass=`grep -v "^[ \t]*\#" $others | head -n$qtd | tail -n1 | awk '{ print $2; }'`
[ "$pass" == "" ] && pass=score
let "qtd = $qtd + 1"
echo -n "Asking server $BOCASERVER. Authenticating with user '$user'..."
md=`wget -t3 -T3 -S $BOCASERVER/index.php -O /dev/null --save-cookies $tempdir/.cookie.txt --keep-session-cookies 2>&1 | grep PHPSESS | tail -n1 | cut -f2 -d'=' | cut -f1 -d';'`
res=`echo -n $pass | $hash | cut -f1 -d' '`
res=`echo -n "${res}${md}" | $hash | cut -f1 -d' '`
echo -n "sending password..."
wget -t3 -T3 "$BOCASERVER/index.php?name=${user}&password=${res}" --load-cookies $tempdir/.cookie.txt --keep-session-cookies --save-cookies $tempdir/.cookie.txt -O $tempdir/.temp.txt 2>/dev/null >/dev/null
grep -qi incorrect $tempdir/.temp.txt
if [ $? != 0 ]; then
rm -f $tempdir/*
echo "downloading scoretable..."
wget -t3 -T3 "$BOCASERVER/scoretable.php?remote=-42" --load-cookies $tempdir/.cookie.txt --keep-session-cookies --save-cookies $tempdir/.cookie.txt -O $tempdir/score.zip 2>$tempdir/.bocascore.tmp >$tempdir/.bocascore.tmp
if [ $? == 0 ]; then
unzip -qq $tempdir/score.zip
if [ $? == 0 ]; then
for fscore in `ls $tempdir/*.dat`; do
chown $apacheuser.root "$tempdir/$fscore"
chmod 660 "$tempdir/$fscore"
mv "$tempdir/$fscore" "$privatedir/score_$fscore"
echo "Score downloaded successfully into $privatedir/score_$fscore"
done
else
echo "Error: score file from $BOCASERVER is not a valid package"
fi
else
echo "Error getting score file from $BOCASERVER: `cat $tempdir/.bocascore.tmp`"
fi
else
echo "Error authenticating to server $BOCASERVER"
fi
rm -f $tempdir/.temp.txt
rm -f $tempdir/.cookie.txt
done
echo -n "Waiting $secs secs..."
sleep $secs
echo ""
done
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