restructuring of boca's git

1 files changed, 183 insertions, 0 deletions

diff --git a/doc/problemexamples/multas/run/java b/doc/problemexamples/multas/run/java
new file mode 100755
index 0000000..d6a73a5
--- /dev/null
+++ b/doc/problemexamples/multas/run/java
@@ -0,0 +1,183 @@
+#!/bin/bash
+# ////////////////////////////////////////////////////////////////////////////////
+# //BOCA Online Contest Administrator
+# //    Copyright (C) 2003-2012 by BOCA System (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 modified: 14/sept/2012 by cassio@ime.usp.br
+#
+# parameters are:
+# $1 main_class
+# $2 input_file
+# $3 timelimit (limit to run all the repetitions, by default only one repetition)
+# $4 number_of_repetitions_to_run (optional, can be used for better tuning the timelimit)
+# $5 maximum allowed memory (in MBytes)
+# $6 maximum allowed output size (in KBytes)
+#
+# the output of the submission should be directed to the standard output
+#
+# the return code show what happened (according to safeexec):
+# 0 ok
+# 1 compile error
+# 2 runtime error
+# 3 timelimit exceeded
+# 4 internal error
+# 5 parameter error
+# 6 internal error
+# 7 memory limit exceeded
+# 8 security threat
+# 9 runtime error
+# other_codes are unknown to boca: in this case BOCA will present the
+#                                  last line of standard output to the judge
+
+umask 0022
+id -u bocajail >/dev/null 2>/dev/null
+if [ $? == 0 ]; then
+	bocau=`id -u bocajail`
+	bocag=`id -g bocajail`
+	chown bocajail.nogroup .
+else
+	bocau=`id -u nobody`
+	bocag=`id -g nobody`
+	chown nobody.nogroup .
+fi
+if [ "$bocau" == "" -o "$bocag" == "" ]; then
+	echo "error finding user to run script"
+	exit 43
+fi
+
+# this script makes use of safeexec to execute the code with less privilegies
+# make sure that directories below are correct.
+sf=`which safeexec`
+[ -x "$sf" ] || sf=/usr/bin/safeexec
+
+if [ "$1" == "" -o "$2" == "" -o "$3" == "" ]; then
+    echo "parameter problem"
+    exit 43
+fi
+if [ -r run.exe ]; then
+  mv run.exe run.jar
+fi
+if [ -r "$1" ]; then
+  mv "$1" run.jar
+fi
+if [ ! -r run.jar ]; then
+  echo "ERROR: file run.jar not found - possible error during compilation"
+  exit 1
+fi
+name="$1"
+if [ "${name##*.}" == "class" -a "${name##*.}" == "CLASS" ]; then
+    echo "WARNING: removing .class file extension"
+fi
+if [ "${name##*.}" == "class" ]; then
+	name=`basename "$1" .class`
+fi
+if [ "${name##*.}" == "CLASS" ]; then
+	name=`basename "$1" .CLASS`
+fi
+if [ ! -r "$2" ]; then
+    echo "$2 not found (or is not in the current dir) or it's not readable"
+    exit 45
+fi
+if [ ! -x $sf ]; then
+    echo "$sf not found or it's not executable"
+    exit 46
+fi
+
+time=$3
+if [ "$time" -gt "0" ]; then
+  let "ttime = $time + 30"
+else
+  time=1
+  ttime=30
+fi
+
+nruns=1
+if [ "$4" != "" ]; then
+  if [ "$4" -gt "0" ]; then
+    nruns=$4
+  fi
+fi
+maxm=512000
+if [ "$5" != "" ]; then
+  if [ "$5" -gt "0" ]; then
+    maxm=${5}000
+  fi
+fi
+maxf=1024
+if [ "$6" != "" ]; then
+  if [ "$6" -gt "0" ]; then
+    maxf=${6}
+  fi
+fi
+
+rm -f runit.retcode 2>/dev/null
+cp "$2" stdin0 2>/dev/null
+
+cdir=`pwd`
+echo "Current directory is $cdir" >&2
+echo $cdir | grep -q "/bocajail"
+if [ $? == 0 ]; then
+    cdir=`echo $cdir | sed "s/.*\/bocajail//"`
+    cat <<EOF > runit.sh
+#!/bin/bash
+cd "$cdir"
+[ -f /proc/cpuinfo ] || /bin/mount -t proc proc /proc
+#/bin/mount --bind /dev /dev
+[ -d /sys/kernel ] || /bin/mount -t sysfs sysfs /sys
+java=`which java`
+[ -x "\$java" ] || java=/usr/bin/java
+if [ ! -x \$java ]; then
+    echo "\$java not found or it's not executable"
+    exit 47
+fi
+export CLASSPATH=.:./run.jar:$CLASSPATH
+$sf -r$nruns -t$time -T$ttime -istdin0 -F256 -u256 -ostdout0 -estderr0 -U$bocau -G$bocag -n0 -C. -f20000 -d20000000 -m20000000 -- \$java -Xmx${maxm}K -Xms${maxm}K "$name"
+echo \$? > runit.retcode
+if [ ! -d /bocajail ]; then
+  /bin/umount /proc 2>/dev/null
+  #/bin/umount /dev
+  /bin/umount /sys 2>/dev/null
+fi
+EOF
+    chmod 755 runit.sh
+    chroot /bocajail "$cdir/runit.sh"
+	if [ -r runit.retcode ]; then
+    	ret=`cat runit.retcode`
+	fi
+	if [ "$ret" == "" ]; then
+		echo "Execution error - check autojudging"
+		exit 49
+	fi
+else
+    echo "CODE NOT BEING CHROOTED. DO NOT RUN THIS ON THE MAIN SERVER" >&2
+    echo "CODE NOT BEING CHROOTED. DO NOT RUN THIS ON THE MAIN SERVER" >&2
+    echo "CODE NOT BEING CHROOTED. DO NOT RUN THIS ON THE MAIN SERVER" >&2
+	java=`which java`
+	[ -x "$java" ] || java=/usr/bin/java
+	if [ ! -x $java ]; then
+		echo "$java not found or it's not executable"
+		exit 47
+	fi
+	$sf -r$nruns -t$time -T$ttime -istdin0 -F256 -u256 -U$bocau -G$bocag -ostdout0 -estderr0 -n0 -C. -d20000000 -m20000000 -- $java -cp run.jar -Xmx${maxm}K -Xms${maxm}K "$name"
+	ret=$?
+fi
+if [ $ret -gt 10 ]; then
+	echo "> > > > > > > Nonzero return code - possible runtime error - I'M GUESSING IT IS RUNTIME ERROR < < < < < < < <"
+	ret=9
+fi
+if [ -f stdout0 ]; then
+  cat stdout0
+fi
+exit $ret