Add support for golang

Author: kapillamba4

README.md

@@ -22,6 +22,7 @@ Currently we have following images -
  - [c](containers/c)
  - [cpp](containers/cpp)
  - [c#](containers/csharp)
+ - [golang](containers/golang)
  - [java8](containers/java8)
  - [nodejs6](containers/nodejs6)
  - [nodejs](containers/nodejs8)

containers/golang/Dockerfile

@@ -0,0 +1,9 @@
+FROM frolvlad/alpine-go
+
+RUN apk add --no-cache bash
+
+COPY ./compile.sh /bin/compile.sh
+COPY ./run.sh /bin/run.sh
+
+RUN chmod 777 /bin/compile.sh; \
+    chmod 777 /bin/run.sh

containers/golang/compile.sh

@@ -0,0 +1 @@
+#!/usr/bin/env bash

containers/golang/run.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+chmod 777 program.go
+go run program.go < run.stdin 1> run.stdout 2> run.stderr

test.sh

@@ -12,6 +12,10 @@
   bash tests/csharp/test_worker.sh
 }
 
+@test "test golang" {
+  bash tests/golang/test_worker.sh
+}
+
 @test "test java8" {
   bash tests/java8/test_worker.sh
 }

tests/golang/program.go

@@ -0,0 +1,9 @@
+package main;
+
+import "fmt";
+
+func main() {
+  var input string 
+  fmt.Scanf("%s", &input)
+  fmt.Println("Hello " + input)
+}

tests/golang/run.stdin

@@ -0,0 +1 @@
+World

tests/golang/test_worker.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+pushd $(dirname "$0")
+DIR=$(pwd)
+RUNBOX="${DIR}/runbox"
+
+echo $RUNBOX
+# Create runbox
+mkdir -p $RUNBOX
+
+# Copy source to runbox
+cp $DIR/program.go $RUNBOX/program.go
+cp $DIR/run.stdin $RUNBOX/run.stdin
+
+# Test Compile
+docker run \
+    --cpus="1" \
+    --memory="100m" \
+    --ulimit nofile=64:64 \
+    --rm \
+    --read-only \
+    -v "$RUNBOX":/usr/src/runbox \
+    -v "$RUNBOX":/tmp \
+    -w /usr/src/runbox codingblocks/judge-worker-golang \
+    bash -c "/bin/compile.sh && /bin/run.sh"
+
+ls -lh ${RUNBOX}
+
+expected="Hello World"
+actual="$(cat ${RUNBOX}/run.stdout)"
+if [ "$expected" == "$actual" ] ;then
+    :
+else
+    echo "MISMATCH: Expected = $expected; Actual = $actual"
+    exit 1
+fi
+
+# Delete runbox
+rm -rf $RUNBOX