Configure static dir flag

Dockerfile

@@ -1,4 +1,5 @@
-ARG RELEASE_TAG=develop 
+ARG RELEASE_TAG=develop
+ARG STATIC_DIR=public
 
 FROM golang:alpine as builder
 
@@ -34,17 +35,20 @@ RUN make generate
 # Build the binary
 RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
     -ldflags='-w -s -extldflags "-static"' -a \
-    -o /go/bin/id .
+    -o $GOPATH/bin/id .
 
 FROM scratch
 
+ARG STATIC_DIR
+
 # Import from builder.
 COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /etc/passwd /etc/passwd
 COPY --from=builder /etc/group /etc/group
 
 COPY --from=builder /go/bin/id /go/bin/id
+COPY --from=builder /go/src/resonatecoop/id/public ${STATIC_DIR}
 
 # Use an unprivileged user.
 USER appuser:appuser

cmd/run_server.go

@@ -15,7 +15,7 @@ import (
 )
 
 // RunServer runs the app
-func RunServer(configBackend string) error {
+func RunServer(configBackend, staticDir string) error {
 	cnf, db, err := initConfigDB(true, true, configBackend)
 	if err != nil {
 		return err
@@ -40,7 +40,7 @@ func RunServer(configBackend string) error {
 	app.Use(negroni.NewLogger())
 	app.Use(gzip.Gzip(gzip.DefaultCompression))
 	app.Use(negroni.HandlerFunc(secureMiddleware.HandlerFuncWithNext))
-	app.Use(negroni.NewStatic(http.Dir("public")))
+	app.Use(negroni.NewStatic(http.Dir(staticDir)))
 
 	// Create a router instance
 	router := mux.NewRouter()
@@ -51,9 +51,6 @@ func RunServer(configBackend string) error {
 
 	webRoutes := mux.NewRouter()
 
-	// Serve static files under ../public
-	webRoutes.PathPrefix("/static/").Handler(http.StripPrefix("/static/", http.FileServer(http.Dir("../public/"))))
-
 	services.WebService.RegisterRoutes(webRoutes, "/web")
 
 	CSRF := csrf.Protect(

go-oauth2-server.go

@@ -11,6 +11,7 @@ import (
 var (
 	cliApp        *cli.App
 	configBackend string
+	staticDir     string
 )
 
 func init() {
@@ -27,6 +28,11 @@ func init() {
 			Value:       "etcd",
 			Destination: &configBackend,
 		},
+		cli.StringFlag{
+			Name:        "staticDir",
+			Value:       "public",
+			Destination: &staticDir,
+		},
 	}
 }
 
@@ -37,7 +43,7 @@ func main() {
 			Name:  "runserver",
 			Usage: "run web server",
 			Action: func(c *cli.Context) error {
-				return cmd.RunServer(configBackend)
+				return cmd.RunServer(configBackend, staticDir)
 			},
 		},
 	}