coding-blocks
diff --git a/‎containers/project-worker/base/Dockerfile
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diff --git a/‎containers/project-worker/base/judge.sh
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diff --git a/‎containers/project-worker/base/runguard/runguard-config.h
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@@ -0,0 +1,8 @@
+FROM alpine:3.11.5
+
+RUN apk add --no-cache gcc musl-dev bash
+
+COPY ./runguard /usr/src/runguard
+RUN gcc /usr/src/runguard/runguard.c -o /bin/runguard
+
+COPY ./judge.sh ./bin/judge.sh
@@ -0,0 +1,69 @@
+#!/usr/bin/env bash
+
+#######################################
+# Computes hash recursively for all the
+# files in the directory
+# Arguments:
+#   - dir
+# Outputs:
+#   - Hash
+#######################################
+function getDirHash {
+  if [[ -z $SOLUTION ]]; then 
+    find $1 -type f -exec md5sum {} \; | awk '{print $1}' | md5sum
+  else 
+    find $1 -path $1/$SOLUTION -prune -o -type f -exec md5sum {} \; | awk '{print $1}' | md5sum
+  fi
+}
+
+#######################################
+# Build the project and runs the test
+# scripts
+# Arguments:
+#   - Solution Directory
+# Outputs:
+#   Produces following files
+#   - result.code
+#   - result.stderr
+#   - build.stderr
+#   - run.stdout
+#   - run.stderr
+#######################################
+function buildAndRun {
+  currentDir=$(pwd)
+  cd $1
+
+  /bin/setup.sh
+  /bin/build.sh 1> $currentDir/build.stdout 2> $currentDir/build.stderr
+  runguard \
+    -t $TIME \
+    -E result.code \
+    -T result.time \
+    /bin/run.sh 1> $currentDir/run.stdout 2> $currentDir/run.stderr
+}
+
+SOLUTION=""
+TIME=20
+while getopts ":s:t:" opt; do
+  case $opt in
+    s) SOLUTION="$OPTARG"
+    ;;
+    t) TIME="$OPTARG"
+    ;;
+    \?) echo "Invalid option -$OPTARG" >&2
+    ;;
+  esac
+done
+
+# Verify Hashes
+problemHash=$(getDirHash ./problem)
+solutionHash=$(getDirHash ./solution)
+
+if [[ $problemHash != $solutionHash ]]; then
+  echo "25" > result.code
+  echo "Solution modified test directory" > result.stderr
+  exit 1
+fi
+
+
+buildAndRun ./solution
@@ -0,0 +1,18 @@
+/* Runguard config for use with CodeRunner. Includes all necessary
+ * DOMJudge constants from config.h.
+ * Assumes all tests will be done as the Linux user "coderunner".
+ * It is assumed CHROOT will not be used so the CHROOT_PREFIX
+ * is not meaningfully set.
+ */
+
+#ifndef _RUNGUARD_CONFIG_
+#define _RUNGUARD_CONFIG_
+
+#define DOMJUDGE_VERSION "3"
+#define REVISION "3.3"
+
+#define VALID_USERS "codingblocks,domjudge,jobe,jobe00,jobe01,jobe02,jobe03,jobe04,jobe05,jobe06,jobe07,jobe08,jobe09,jobe10,jobe11,jobe12,jobe13,jobe14,jobe15,jobe16,jobe17,jobe18,jobe19"
+
+#define CHROOT_PREFIX "/var/www/jobe/chrootjail"
+
+#endif /* _RUNGUARD_CONFIG_ */