begin move to go-restful

pkg/apiutils/apiutils.go

@@ -0,0 +1,50 @@
+package apiutils
+
+import (
+	"github.com/emicklei/go-restful"
+	restfulspec "github.com/emicklei/go-restful-openapi"
+)
+
+// Prepare does the default API preparation.
+func Prepare() {
+	restful.DefaultRequestContentType(restful.MIME_JSON)
+	restful.DefaultResponseContentType(restful.MIME_JSON)
+	restful.DefaultContainer.Router(restful.CurlyRouter{})
+}
+
+// Setup does the default API setup
+func Setup(addWebServices func()) {
+	Prepare()
+
+	addWebServices()
+
+	SetupHealth()
+	SetupOpenAPI()
+	SetupCORSWildcard()
+}
+
+func SetupHealth() {
+	// TODO
+}
+
+// SetupOpenAPI creates the standard API documentation endpoint at the default location.
+func SetupOpenAPI() {
+	SetupOpenAPIAt("/swagger.json")
+}
+
+// SetupOpenAPI creates the standard API documentation endpoint at the defined location.
+func SetupOpenAPIAt(apiPath string) {
+	config := restfulspec.Config{
+		WebServices: restful.RegisteredWebServices(),
+		APIPath:     apiPath,
+	}
+	restful.Add(restfulspec.NewOpenAPIService(config))
+}
+
+func SetupCORSWildcard() {
+	restful.Filter(restful.CrossOriginResourceSharing{
+		CookiesAllowed: true,
+		Container:      restful.DefaultContainer,
+	}.Filter)
+	restful.Filter(restful.OPTIONSFilter())
+}