#!/bin/sh

export PATH=/bin TMPDIR=/tmp
trap 'sync ; echo 1 >/proc/sys/kernel/sysrq ; echo b >/proc/sysrq-trigger' EXIT

mount -t proc proc /proc
mount -t devtmpfs devtmpfs /dev
mount -t tmpfs tmp /tmp
mount -t ext4 -r /dev/vdb /root/student
mount -t ext4 -r /dev/vdc /root/project
mount -t ext4 /dev/vdd /root/results

cp -a /root/student/. /tmp/
cp -a --remove-destination /root/project/build/. /tmp/
chmod -R 777 /tmp
cd /tmp

(
  ulimit -t 30 -u 256 -n 256 -f 2048
  timeout -s 9 30 \
    setpriv --reuid=1 --regid=1 --clear-groups --no-new-privs --inh-caps=-all \
    make >/root/results/build.log 2>&1
  echo $? >/root/results/build.status
)

for TEST in /root/project/tests/*.sh ; do
  (
    ulimit -t 2 -u 256 -n 256 -f 2048
    timeout -s 9 2 \
      setpriv --reuid=1 --regid=1 --clear-groups --no-new-privs --inh-caps=-all \
      "$TEST" >"/root/results/$(basename "$TEST" .sh)" 2>/dev/null
    echo $? >"/root/results/$(basename "$TEST" .sh).status"
  )
done