commit 2021-11-08]10:47:23

.gitignore

@@ -0,0 +1 @@
+public/

containermgmt/manager.go

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+package containermgnt
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"log"
+	"os/exec"
+	"strings"
+)
+
+type Container struct {
+	Image string `json:"image"`
+	Name  string `json:"name"`
+}
+
+type ContainerReturnKey struct{}
+
+var ReturnKey = ContainerReturnKey{}
+
+func CreateContainer(ctx context.Context, cont *Container) context.Context {
+
+	fmt.Println("container : ", *cont)
+	args := strings.Split(fmt.Sprintf("container\\run\\-d\\--name\\%s\\%s", cont.Name, cont.Image), "\\")
+	fmt.Println(args)
+	bout, err := exec.Command("docker", args...).Output()
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	ctx = context.WithValue(ctx, ReturnKey, bout)
+
+	return ctx
+}
+
+func GetContainers(ctx context.Context) context.Context {
+	// cmd := exec.Command("firefox")
+	// err := cmd.Run()
+
+	cmd := strings.Split("container\\ls\\--format\\'{{.Image}} {{.Names}}'\\-a", "\\")
+	bout, err := exec.Command("docker", cmd...).Output()
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	sout := strings.Split(string(bout), "\n")
+
+	var list []Container
+	for _, e := range sout {
+		l := strings.Split(e, " ")
+
+		if len(l) < 2 {
+			continue
+		}
+
+		container := Container{
+			Image: l[0],
+			Name:  l[1],
+		}
+
+		list = append(list, container)
+	}
+
+	b, err := json.Marshal(list)
+	if err != nil {
+		log.Fatalln("JSON Marshal error!!")
+	}
+
+	fmt.Println(string(b))
+
+	ctx = context.WithValue(ctx, ReturnKey, b)
+
+	return ctx
+}

go.mod

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+module etrismartfarmpoc
+
+go 1.17
+
+require (
+	github.com/gorilla/mux v1.8.0
+	github.com/unrolled/render v1.4.0
+	github.com/urfave/negroni v1.0.0
+)
+
+require (
+	github.com/fsnotify/fsnotify v1.4.9 // indirect
+	golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea // indirect
+)

go.sum

@@ -0,0 +1,11 @@
+github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
+github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
+github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
+github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
+github.com/unrolled/render v1.4.0 h1:p73obhpsXuE3paXOtcuXTBKgBJpLCfmABnsUiO35x+Q=
+github.com/unrolled/render v1.4.0/go.mod h1:cK4RSTTVdND5j9EYEc0LAMOvdG11JeiKjyjfyZRvV2w=
+github.com/urfave/negroni v1.0.0 h1:kIimOitoypq34K7TG7DUaJ9kq/N4Ofuwi1sjz0KipXc=
+github.com/urfave/negroni v1.0.0/go.mod h1:Meg73S6kFm/4PpbYdq35yYWoCZ9mS/YSx+lKnmiohz4=
+golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea h1:+WiDlPBBaO+h9vPNZi8uJ3k4BkKQB7Iow3aqwHVA5hI=
+golang.org/x/sys v0.0.0-20210525143221-35b2ab0089ea/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

main.go

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+package main
+
+import (
+	"etrismartfarmpoc/router"
+	"net/http"
+)
+
+func main() {
+	http.ListenAndServe(":3000", router.NewRouter())
+	// fmt.Println(string(out))
+}

router/route.go

@@ -0,0 +1,56 @@
+package router
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	containermgnt "etrismartfarmpoc/containermgmt"
+	"fmt"
+	"net/http"
+
+	"github.com/gorilla/mux"
+	"github.com/urfave/negroni"
+)
+
+// var rd *render.Render = render.New()
+
+func NewRouter() http.Handler {
+	mux := mux.NewRouter()
+
+	mux.HandleFunc("/service", GetServiceList).Methods("GET")
+	mux.HandleFunc("/extension", PostService).Methods("POST")
+
+	// mux.Handle("/",  http.FileServer(http.Dir("public")))
+	n := negroni.Classic() // 파일 서버 및 로그기능을 제공함
+	n.UseHandler(mux)
+
+	return n
+}
+
+func GetServiceList(w http.ResponseWriter, r *http.Request) {
+	result := containermgnt.GetContainers(context.Background())
+	b := result.Value(containermgnt.ReturnKey).([]byte)
+	w.Write(b)
+}
+
+func PostService(w http.ResponseWriter, r *http.Request) {
+	request := containermgnt.Container{
+		Image: "hello-world",
+		Name:  "TempContainer",
+	}
+
+	s, err := json.Marshal(request)
+	if err != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		w.Write([]byte(err.Error()))
+	}
+
+	fmt.Println(s)
+	cont := new(containermgnt.Container)
+	decoder := json.NewDecoder(bytes.NewReader(s))
+	decoder.Decode(cont)
+
+	result := containermgnt.CreateContainer(context.Background(), cont)
+	b := result.Value(containermgnt.ReturnKey).([]byte)
+	w.Write(b)
+}

router/route_test.go

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+package router_test