feat: support echo the request and response in mock server

Author: LinuxSuRen

docs/site/content/zh/latest/tasks/mock.md

@@ -234,8 +234,11 @@ items:
 proxies:
   - path: /api/v1/{part}
     target: http://atest.localhost:8080
+    echo: true
 ```
 
+当 echo 的值为 true 时，会把收到的请求以及响应打印出来，方便观察数据。
+
 当我们发起如下的请求时，实际请求的地址为 `http://atest.localhost:8080/api/v1/projects`
 
 ```shell

docs/site/content/zh/latest/tasks/mock/simple.yaml

@@ -39,6 +39,7 @@ proxies:
     target: http://atest.localhost:8080
   - path: /open-apis/bot/v2/hook/{token}
     target: https://open.feishu.cn/
+    echo: true
     requestAmend:
       bodyPatch: |
         [{

pkg/mock/in_memory.go

@@ -178,6 +178,16 @@ func (s *inMemoryServer) httpProxy(proxy *Proxy) {
 			fmt.Println("after patch:", string(requestBody))
 		}
 
+		if proxy.Echo {
+			fmt.Println("Original request header:")
+			for k, v := range req.Header {
+				fmt.Println(k, ":", v)
+			}
+			fmt.Println("Original request path:", req.URL)
+			fmt.Println("Original request payload:")
+			fmt.Println(string(requestBody))
+		}
+
 		targetReq, err := http.NewRequestWithContext(req.Context(), req.Method, api, bytes.NewBuffer(requestBody))
 		if err != nil {
 			w.WriteHeader(http.StatusInternalServerError)
@@ -206,6 +216,12 @@ func (s *inMemoryServer) httpProxy(proxy *Proxy) {
 		for k, v := range resp.Header {
 			w.Header().Add(k, v[0])
 		}
+
+		if proxy.Echo {
+			fmt.Println("Original response payload:")
+			fmt.Println(string(data))
+		}
+
 		w.Write(data)
 	})
 }

pkg/mock/types.go

@@ -16,65 +16,66 @@ limitations under the License.
 package mock
 
 type Object struct {
-    Name      string `yaml:"name" json:"name"`
-    InitCount *int   `yaml:"initCount" json:"initCount"`
-    Sample    string `yaml:"sample" json:"sample"`
+	Name      string `yaml:"name" json:"name"`
+	InitCount *int   `yaml:"initCount" json:"initCount"`
+	Sample    string `yaml:"sample" json:"sample"`
 }
 
 type Item struct {
-    Name     string   `yaml:"name" json:"name"`
-    Request  Request  `yaml:"request" json:"request"`
-    Response Response `yaml:"response" json:"response"`
-    Param    map[string]interface{}
+	Name     string   `yaml:"name" json:"name"`
+	Request  Request  `yaml:"request" json:"request"`
+	Response Response `yaml:"response" json:"response"`
+	Param    map[string]interface{}
 }
 
 type Request struct {
-    Protocol string            `yaml:"protocol" json:"protocol"`
-    Path     string            `yaml:"path" json:"path"`
-    Method   string            `yaml:"method" json:"method"`
-    Header   map[string]string `yaml:"header" json:"header"`
-    Body     string            `yaml:"body" json:"body"`
+	Protocol string            `yaml:"protocol" json:"protocol"`
+	Path     string            `yaml:"path" json:"path"`
+	Method   string            `yaml:"method" json:"method"`
+	Header   map[string]string `yaml:"header" json:"header"`
+	Body     string            `yaml:"body" json:"body"`
 }
 
 type RequestWithAuth struct {
-    Request   `yaml:",inline"`
-    BearerAPI string `yaml:"bearerAPI" json:"bearerAPI"`
-    Username  string `yaml:"username" json:"username"`
-    Password  string `yaml:"password" json:"password"`
+	Request   `yaml:",inline"`
+	BearerAPI string `yaml:"bearerAPI" json:"bearerAPI"`
+	Username  string `yaml:"username" json:"username"`
+	Password  string `yaml:"password" json:"password"`
 }
 
 type Response struct {
-    Encoder      string            `yaml:"encoder" json:"encoder"`
-    Body         string            `yaml:"body" json:"body"`
-    BodyFromFile string            `yaml:"bodyFromFile" json:"bodyFromFile"`
-    Header       map[string]string `yaml:"header" json:"header"`
-    StatusCode   int               `yaml:"statusCode" json:"statusCode"`
-    BodyData     []byte
+	Encoder      string            `yaml:"encoder" json:"encoder"`
+	Body         string            `yaml:"body" json:"body"`
+	BodyFromFile string            `yaml:"bodyFromFile" json:"bodyFromFile"`
+	Header       map[string]string `yaml:"header" json:"header"`
+	StatusCode   int               `yaml:"statusCode" json:"statusCode"`
+	BodyData     []byte
 }
 
 type Webhook struct {
-    Name    string            `yaml:"name" json:"name"`
-    Timer   string            `yaml:"timer" json:"timer"`
-    Param   map[string]string `yaml:"param" json:"param"`
-    Request RequestWithAuth   `yaml:"request" json:"request"`
+	Name    string            `yaml:"name" json:"name"`
+	Timer   string            `yaml:"timer" json:"timer"`
+	Param   map[string]string `yaml:"param" json:"param"`
+	Request RequestWithAuth   `yaml:"request" json:"request"`
 }
 
 type Proxy struct {
-    Prefix       string       `yaml:"prefix" json:"prefix"`
-    Port         int          `yaml:"port" json:"port"`
-    Path         string       `yaml:"path" json:"path"`
-    Target       string       `yaml:"target" json:"target"`
-    RequestAmend RequestAmend `yaml:"requestAmend" json:"requestAmend"`
-    Protocol     string       `yaml:"protocol" json:"protocol"`
+	Prefix       string       `yaml:"prefix" json:"prefix"`
+	Port         int          `yaml:"port" json:"port"`
+	Path         string       `yaml:"path" json:"path"`
+	Target       string       `yaml:"target" json:"target"`
+	RequestAmend RequestAmend `yaml:"requestAmend" json:"requestAmend"`
+	Protocol     string       `yaml:"protocol" json:"protocol"`
+	Echo         bool         `yaml:"echo" json:"echo"`
 }
 
 type RequestAmend struct {
-    BodyPatch string `yaml:"bodyPatch" json:"bodyPatch"`
+	BodyPatch string `yaml:"bodyPatch" json:"bodyPatch"`
 }
 
 type Server struct {
-    Objects  []Object  `yaml:"objects" json:"objects"`
-    Items    []Item    `yaml:"items" json:"items"`
-    Proxies  []Proxy   `yaml:"proxies" json:"proxies"`
-    Webhooks []Webhook `yaml:"webhooks" json:"webhooks"`
+	Objects  []Object  `yaml:"objects" json:"objects"`
+	Items    []Item    `yaml:"items" json:"items"`
+	Proxies  []Proxy   `yaml:"proxies" json:"proxies"`
+	Webhooks []Webhook `yaml:"webhooks" json:"webhooks"`
 }