dev20210630

Author: markhuang1212

Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:21.04
+
+RUN apt-get update
+RUN apt-get -y upgrade
+
+RUN apt-get -y install build-essential curl golang ca-certificates docker.io
+
+RUN update-ca-certificates
+
+WORKDIR /code-grader
+COPY . .
+
+EXPOSE 8080
+ENV GIN_MODE=release
+
+ENTRYPOINT [ "/code-grader/backend/backend" ]

backend/Dockerfile

@@ -14,7 +14,7 @@ import (
 )
 
 const CompilationMemoryLimit = 50 * 1024 * 1024
-const imageName = "runtime-compile:latest"
+const imageName = "markhuang1212/code-grader/runtime-compile"
 
 var InternalError = errors.New("internal error")
 var CompilationFailure = errors.New("compilation error")

backend/cmd/CompileUserCode.go renamed to backend/cmd/compile_user_code.go

@@ -0,0 +1,16 @@
+package cmd
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+func SetupRouter() *gin.Engine {
+	r := gin.Default()
+	r.GET("/ping", func(c *gin.Context) {
+		c.String(http.StatusOK, "pong")
+	})
+
+	return r
+}

backend/cmd/HandleGradeRequest.go renamed to backend/cmd/handle_grade_request.go

@@ -0,0 +1,21 @@
+package cmd_test
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/markhuang1212/code-grader/backend/cmd"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPingRoute(t *testing.T) {
+	router := cmd.SetupRouter()
+
+	w := httptest.NewRecorder()
+	req, _ := http.NewRequest("GET", "/ping", nil)
+	router.ServeHTTP(w, req)
+
+	assert.Equal(t, http.StatusOK, w.Code)
+	assert.Equal(t, "pong", w.Body.String())
+}

backend/cmd/TestResultCache.go renamed to backend/cmd/result_cache.go

@@ -1,5 +1,10 @@
 package main
 
-func main() {
+import (
+	"github.com/markhuang1212/code-grader/backend/cmd"
+)
 
+func main() {
+	r := cmd.SetupRouter()
+	r.Run(":8080")
 }

backend/cmd/setup_router.go

@@ -0,0 +1,34 @@
+version: "3.9"
+services: 
+    backend:
+        build:
+            context: .
+            dockerfile: backend/Dockerfile
+        image: markhuang1212/code-grader/backend
+        ports: 
+            - "8080:8080"
+            - "8443:8443"
+        volumes: 
+            - /var/run/docker.sock:/var/run/docker.sock
+        deploy:
+            resources:
+                limits:
+                    memory: 4G
+                    cpus: '1.0'
+            restart_policy:
+                condition: on-failure
+                delay: 5s
+                max_attempts: 3
+                window: 120s
+    runtime-compile:
+        build: 
+            context: .
+            dockerfile: runtime-compile/Dockerfile
+        image: markhuang1212/code-grader/runtime-compile
+        entrypoint: ["/usr/bin/true"]
+    runtime-exec:
+        build: 
+            context: .
+            dockerfile: runtime-exec/Dockerfile
+        image: markhuang1212/code-grader/runtime-exec
+        entrypoint: ["/usr/bin/true"]

backend/cmd/setup_router_test.go

@@ -6,7 +6,9 @@ require (
 	github.com/containerd/containerd v1.5.2 // indirect
 	github.com/docker/docker v20.10.7+incompatible // indirect
 	github.com/docker/go-connections v0.4.0 // indirect
+	github.com/gin-gonic/gin v1.7.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/sirupsen/logrus v1.8.1 // indirect
+	github.com/stretchr/testify v1.7.0 // indirect
 	google.golang.org/grpc v1.38.0 // indirect
 )