add ob configserver (#943)

tools/ob-configserver/server/response.go

@@ -0,0 +1,81 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+package server
+
+import (
+	"fmt"
+	"net/http"
+)
+
+type ApiResponse struct {
+	Code       int         `json:"Code"`
+	Message    string      `json:"Message"`
+	Successful bool        `json:"Success"`
+	Data       interface{} `json:"Data"`
+	TraceId    string      `json:"Trace"`
+	Server     string      `json:"Server"`
+	Cost       int64       `json:"Cost"`
+}
+
+type IterableData struct {
+	Contents interface{} `json:"Contents"`
+}
+
+func NewSuccessResponse(data interface{}) *ApiResponse {
+	return &ApiResponse{
+		Code:       http.StatusOK,
+		Message:    "successful",
+		Successful: true,
+		Data:       data,
+	}
+}
+
+func NewBadRequestResponse(err error) *ApiResponse {
+	return &ApiResponse{
+		Code:       http.StatusBadRequest,
+		Message:    fmt.Sprintf("bad request: %v", err),
+		Successful: false,
+	}
+}
+
+func NewIllegalArgumentResponse(err error) *ApiResponse {
+	return &ApiResponse{
+		Code:       http.StatusBadRequest,
+		Message:    fmt.Sprintf("illegal argument: %v", err),
+		Successful: false,
+	}
+}
+
+func NewNotFoundResponse(err error) *ApiResponse {
+	return &ApiResponse{
+		Code:       http.StatusNotFound,
+		Message:    fmt.Sprintf("resource not found: %v", err),
+		Successful: false,
+	}
+}
+
+func NewNotImplementedResponse(err error) *ApiResponse {
+	return &ApiResponse{
+		Code:       http.StatusNotImplemented,
+		Message:    fmt.Sprintf("request not implemented: %v", err),
+		Successful: false,
+	}
+}
+
+func NewErrorResponse(err error) *ApiResponse {
+	return &ApiResponse{
+		Code:       http.StatusInternalServerError,
+		Message:    fmt.Sprintf("got internal error: %v", err),
+		Successful: false,
+	}
+}