gateway service impl

gateway/service_test.go

@@ -0,0 +1,55 @@
+package gateway
+
+import (
+	"testing"
+	"reflect"
+	"github.com/stretchr/testify/assert"
+	"encoding/json"
+	"github.com/golang/glog"
+	"loafle.com/overflow/overflow_proxy_service/proxy"
+)
+
+func TestServices(t *testing.T) {
+	InitServices()
+
+	meb, _ := g_services["Member"]
+
+	m := make(map[string]string)
+	m["email"] = "geek@loafle.com"
+	m["pw"] = "qwer5795"
+
+	convertParam(meb, m)
+	//val := []reflect.Value{reflect.ValueOf(meb.(*proxy.MemberService))}
+
+	va := reflect.ValueOf(meb).MethodByName("Regist").Call([]reflect.Value{})
+
+
+	//reflect.ValueOf(meb).MethodByName("Read").Call(reflect.ValueOf(meb))
+
+	assert.Equal(t, 0, len(va))
+}
+
+func TestServiceParam(t *testing.T)  {
+
+	InitServices()
+
+	meb, _ := g_services["Member"]
+
+	m := make(map[string]string)
+	m["email"] = "geek@loafle.com"
+	m["pw"] = "qwer5795"
+
+
+	paramStr, err := json.Marshal(m)
+
+	if err != nil {
+		glog.Fatal("Json Marshal Failed : ", err.Error())
+	}
+	err = json.Unmarshal(paramStr, meb)
+	if err != nil {
+		glog.Fatal("Json Unmarshal Failed : ", err.Error())
+	}
+
+	assert.ObjectsAreEqual(proxy.MemberService{}, meb)
+}
+

gateway/services.go

@@ -5,8 +5,8 @@ import (
 	pb "loafle.com/overflow/overflow_api_service/grpc"
 	"loafle.com/overflow/overflow_proxy_service/proxy"
 	"github.com/golang/glog"
+	"encoding/json"
 	"reflect"
-	"log"
 )
 
 var g_services map[string]interface{}
@@ -30,19 +30,38 @@ type ServiceImpl struct {
 }
 
 func (s *ServiceImpl) ExecServices(c context.Context, in *pb.ServiceInput) (*pb.ServiceOutput, error) {
-	// Todo Check Service Name
+	// Check Service Name
 	serviceName, ok := g_services[in.ServiceName]
 
-	log.Println(serviceName)
+	glog.Infoln(serviceName)
+
 	if !ok {
 		glog.Error("Not Exist Service Name")
 	}
 
-	// Todo Param Unmarshal
+	convertParam(serviceName, in.Param)
 
-	// Todo Getting a structure by service name
+	pbs := &pb.ServiceOutput{}
 
 	// Todo Call Service Method
+	result := reflect.ValueOf(serviceName).MethodByName("Read").Call([]reflect.Value{})[0].String()
+
+	pbs.ResultStr = result
+
+	return pbs, nil
+}
+
+func convertParam(sn interface{}, param map[string]string) {
+
+	// param convert string
+	paramStr, err := json.Marshal(param)
+	if err != nil {
+		glog.Fatal("Json Marshal Failed : ", err.Error())
+	}
+	// service converting
+	err = json.Unmarshal(paramStr, sn)
+	if err != nil {
+		glog.Fatal("Json Unmarshal Failed : ", err.Error())
+	}
 
-	return nil, nil
 }

gwrpc_main.go

@@ -0,0 +1,17 @@
+package main
+
+import (
+	"flag"
+	"github.com/golang/glog"
+	"loafle.com/overflow/overflow_gateway_service/server"
+)
+
+
+func main() {
+	flag.Parse()
+	defer glog.Flush()
+
+	if err := server.RunGwRpc(); err != nil {
+		glog.Fatal(err)
+	}
+}

rpc_main.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"loafle.com/overflow/overflow_gateway_service/gateway"
+	"flag"
+	"github.com/golang/glog"
+	"loafle.com/overflow/overflow_gateway_service/server"
+)
+
+
+func main() {
+	flag.Parse()
+	defer glog.Flush()
+
+	gateway.InitServices()
+
+	if err := server.RunRpc(); err != nil {
+		glog.Fatal("Gateway Server Failed: ", err)
+	}
+}

server/gwrpc.go

@@ -1,8 +1,7 @@
-package main
+package server
 
 import (
 	"flag"
-	"github.com/golang/glog"
 	"golang.org/x/net/context"
 	"github.com/grpc-ecosystem/grpc-gateway/runtime"
 	"google.golang.org/grpc"
@@ -14,7 +13,7 @@ var (
 	overflowEndpoint = flag.String("echo_endpoint", "localhost:9090", "/v1/overflow/services")
 )
 
-func runGwRpc() (err error) {
+func RunGwRpc() (err error) {
 	ctx := context.Background()
 	ctx, cancel := context.WithCancel(ctx)
 	defer cancel()
@@ -30,12 +29,3 @@ func runGwRpc() (err error) {
 
 	return http.ListenAndServe(":8080", mux)
 }
-
-func main() {
-	flag.Parse()
-	defer glog.Flush()
-
-	if err := runGwRpc(); err != nil {
-		glog.Fatal(err)
-	}
-}

server/rpc.go

@@ -1,15 +1,13 @@
-package main
+package server
 
 import (
 	"net"
-	"flag"
-	"github.com/golang/glog"
 	"google.golang.org/grpc"
 	pb "loafle.com/overflow/overflow_api_service/grpc"
 	"loafle.com/overflow/overflow_gateway_service/gateway"
 )
 
-func runRpc() error {
+func RunRpc() error {
 	l, err := net.Listen("tcp", ":9090")
 
 	if err != nil {
@@ -23,14 +21,3 @@ func runRpc() error {
 
 	return nil
 }
-
-func main() {
-	flag.Parse()
-	defer glog.Flush()
-
-	gateway.InitServices()
-
-	if err := runRpc(); err != nil {
-		glog.Fatal("Gateway Server Failed: ", err)
-	}
-}

server/rpc_test.go

@@ -0,0 +1,89 @@
+package server
+
+import (
+	"testing"
+	"loafle.com/overflow/overflow_gateway_service/gateway"
+	"flag"
+	"github.com/golang/glog"
+	"time"
+	"fmt"
+	"os"
+	"net/http"
+	"bytes"
+	"io/ioutil"
+	"log"
+)
+
+func startRpcServerTest() <- chan error{
+	ch := make(chan error, 2)
+	go func() {
+		if err := RunRpc(); err != nil {
+			ch <- fmt.Errorf("cannot run grpc service: %v", err)
+		}
+	}()
+
+	go func() {
+		if err := RunGwRpc(); err != nil {
+			ch <- fmt.Errorf("cannot run gateway service: %v", err)
+		}
+	}()
+
+	return ch
+}
+
+func callGatewayRpc() string {
+	time.Sleep(2 * time.Second)
+
+	url := "http://localhost:8080/v1/overflow/services"
+	glog.Infoln("URL : ", url)
+
+	var jsonStr = []byte(`{"serviceName":"Member","methodName":"Regist","param":{"email":"geek@loafle.com","password":"qwer5795"}}`)
+	req, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonStr))
+
+	if err != nil {
+		glog.Error(err)
+	}
+
+	req.Header.Set("X-Custom-Header", "myvalue")
+	req.Header.Set("Content-Type", "application/json")
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		glog.Error(err)
+	}
+	defer resp.Body.Close()
+
+	log.Println("response Status:", resp.Status)
+	log.Println("response Headers:", resp.Header)
+	body, _ := ioutil.ReadAll(resp.Body)
+	log.Println("response Body:", string(body))
+
+	return string(body)
+}
+
+func TestRpcServer(t *testing.T) {
+
+	flag.Parse()
+	defer glog.Flush()
+
+	gateway.InitServices()
+
+	errch := startRpcServerTest()
+
+	chStr := make(chan string , 1)
+
+	go func() {
+		chStr <- callGatewayRpc()
+	}()
+
+
+	select {
+	case err := <- errch:
+		log.Println(err)
+		os.Exit(1)
+	case status := <-chStr:
+		log.Println( status)
+		os.Exit(1)
+	}
+}