resource limiting

Signed-off-by: Arnav Gupta <arnav@codingblocks.com>

Author: championswimmer

build_workers.sh

@@ -5,7 +5,7 @@ DIR=$(cd -)
 for i in $(ls "$DIR/containers")
 do
     cd $DIR/containers/$i
-    docker image rm codingblocks/judge-worker-$i
+    #docker image rm codingblocks/judge-worker-$i
     docker build -t codingblocks/judge-worker-$i .
     cd $DIR
 done

containers/c/compile.sh

@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-gcc -o exe source.c
+gcc -o exe source.c 2> compile.stderr 1> compile.stdout

containers/cpp/Dockerfile

@@ -1,3 +1,4 @@
 FROM alpine:3.6
 
 RUN apk add --no-cache g++ musl-dev bash
+COPY ./compile.sh /bin/compile.sh

containers/cpp/compile.sh

@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+g++ -o exe source.cpp 2> compile.stderr 1> compile.stdout

containers/java8/compile.sh

@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-javac Main.java
+javac Main.java 2> compile.stderr 1> compile.stdout

tests/c/runbox/compile.stderr

@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main () {
+    printf("Hello World");
+    return 0;
+}

tests/c/runbox/compile.stdout

@@ -1,16 +1,25 @@
 #!/usr/bin/env bash
-SCRIPTPATH=$(dirname "$0")
-RUNBOX="${SCRIPTPATH}/runbox"
+pushd $(dirname "$0")
+DIR=$(pwd)
+RUNBOX="${DIR}/runbox"
 
 echo $RUNBOX
 # Create runbox
 mkdir -p $RUNBOX
 
 # Copy source to runbox
-cp $SCRIPTPATH/source.c $RUNBOX/source.c
+cp $DIR/source.c $RUNBOX/source.c
 
 # Test Compile
-docker run --rm -v "$PWD/runbox":/usr/src/runbox -w /usr/src/runbox codingblocks/judge-worker-c /bin/compile.sh
+docker run \
+    --cpus="0.5" \
+    --memory="20m" \
+    --ulimit nofile=64:64 \
+    --rm \
+    --read-only \
+    -v "$RUNBOX":/usr/src/runbox \
+    -w /usr/src/runbox codingblocks/judge-worker-c \
+    /bin/compile.sh
 
 # Delete runbox
 #rm -rf $RUNBOX