docs: update hostclient config hook (#792)

Co-authored-by: Jiun Lee <[email protected]>

content/en/docs/hertz/reference/config.md

@@ -73,7 +73,7 @@ Server Connection limitation:
 
 ## Client
 
-The configuration items on the Client side all use `server.xxx` when initializing the Server, such as:
+The configuration items on the Client side all use `client.xxx` when initializing the Client, such as:
 
 ```go
 package main
@@ -86,8 +86,8 @@ func main() {
 }
 ```
 
-|  Configuration Name   | Type  |  Description  |
-|  :----  | :----  | :---- |
+|  Configuration Name | Type | Description |
+|  :----  | :----  |:----|
 | WithDialTimeout | time.Duration | Connection establishment timeout. Default: 1s. |
 | WithMaxConnsPerHost | int | Set the maximum number of connections for every host. Default: 512. |
 | WithMaxIdleConnDuration | time.Duration | Set the idle connection timeout, which will close the connection after the timeout Default: 10s. |
@@ -101,4 +101,5 @@ func main() {
 | WithDialer | network.Dialer | Set the network library used by the client. Default: netpoll. |
 | WithResponseBodyStream | bool | Set whether to use stream processing. Default: false. |
 | WithDialFunc | client.DialFunc | Set Dial Function. |
-| WithWriteTimeout | time.Duration | The timeout of data writing. Default：infinite.|
+| WithWriteTimeout | time.Duration | The timeout of data writing. Default：infinite. |
+| WithHostClientConfigHook | func(hc interface{}) error | Set the function hook for re-configure the host client. The function needs to assert the parameter hc as the required struct, such as http1.HostClient, and then perform specific processing. |

content/en/docs/hertz/tutorials/basic-feature/client.md

@@ -59,13 +59,15 @@ func main() {
 | WithDialer                        | network.Dialer | specific dialer. |
 | WithResponseBodyStream            | false          | determine whether read body in stream or not, default not read in stream. |
 | WithDisableHeaderNamesNormalizing | false          | whether disable header names normalizing, default not disabled, for example, cONTENT-lenGTH -> Content-Length. |
-| WithName                          | ""             | client name which used in User-Agent Header. |
-| WithNoDefaultUserAgentHeader      | false          | whether no default User-Agent header, default with User-Agent header. |
+| WithName                          | ""             | set client name which used in User-Agent Header. |
+| WithNoDefaultUserAgentHeader      | false          | whether default no User-Agent header, default with User-Agent header. |
 | WithDisablePathNormalizing        | false          | whether disable path normalizing, default specification path, for example, http://localhost:8080/hello/../ hello -> http://localhost:8080/hello. |
 | WithRetryConfig                   | nil            | retry configuration, for specific configuration information, please refer to [retry](/docs/hertz/tutorials/basic-feature/retry/). |
 | WithWriteTimeout                  | 0s             | write timeout.  |
 | WithConnStateObserve              | nil, 5s        | set function to observe and record the connection status of HTTP client, as well as observe execution intervals. |
 | WithDialFunc                      | network.Dialer | set dialer function. |
+| WithHostClientConfigHook          | nil            | Set the hook function for re-configure the host client. |
+
 
 Sample Code:
 
@@ -102,6 +104,12 @@ func main() {
 		client.WithWriteTimeout(10*time.Second),
 		client.WithConnStateObserve(stateFunc, observeInterval),
 		client.WithDialFunc(customDialFunc, netpoll.NewDialer()),
+		client.WithHostClientConfigHook(func(hc interface{}) error {
+			if hct, ok := hc.(*http1.HostClient); ok {
+				hct.Addr = "FOO.BAR:443"
+			}
+			return nil
+		})
 	)
 	if err != nil {
 		return

content/zh/docs/hertz/reference/config.md

@@ -85,19 +85,20 @@ func main() {
 }
 ```
 
-|  配置名称   | 类型  |  说明  |
-|  :----  | :----  | :---- |
+|  配置名称 | 类型 | 说明 |
+|  :----  | :----  |:---|
 | WithDialTimeout | time.Duration | 连接建立超时时间，默认 1s |
 | WithMaxConnsPerHost | int | 设置为每个 host 建立的最大连接数，默认 512 |
 | WithMaxIdleConnDuration | time.Duration | 设置空闲连接超时时间，当超时后会关闭该连接，默认 10s |
 | WithMaxConnDuration | time.Duration | 设置连接存活的最大时长，超过这个时间的连接在完成当前请求后会被关闭，默认无限长 |
 | WithMaxConnWaitTimeout | time.Duration | 设置等待空闲连接的最大时间，默认不等待 |
 | WithKeepAlive | bool | 是否使用长连接，默认开启 |
-| WithRetryConfig | ...retry.Option | 设置 client 的 retry config。Hertz 版本需 >= v0.4.0|
+| WithRetryConfig | ...retry.Option | 设置 client 的 retry config。Hertz 版本需 >= v0.4.0 |
 | ~~WithMaxIdempotentCallAttempts~~ | int | 设置最大调用次数，调用失败则会重试。默认 1 次即不重试。v0.4.0 版本废止，该版本之前可用，建议升级 Hertz 版本 >= v0.4.0 并使用 WithRetryConfig 替代 |
 | WithClientReadTimeout | time.Duration | 设置读取 response 的最长时间，默认无限长 |
 | WithTLSConfig | *tls.Config | 双向 TLS 认证时，设置 client 的 TLS config |
 | WithDialer | network.Dialer | 设置 client 使用的网络库，默认 netpoll |
 | WithResponseBodyStream | bool | 设置是否使用流式处理，默认关闭 |
 | WithDialFunc | client.DialFunc | 设置 Dial Function |
 | WithWriteTimeout | time.Duration | 写入数据超时时间，默认值：无限长 |
+| WithHostClientConfigHook | func(hc interface{}) error | 设置 hook 函数来重新配置 host client，传入的 func 需要将参数 hc 断言为需要的结构体，比如 http1.HostClient ，再进行具体处理 |

content/zh/docs/hertz/tutorials/basic-feature/client.md

@@ -44,8 +44,8 @@ func main() {
 
 ## Client 配置
 
-| 配置项                                | 默认值         | 描述 |
-|------------------------------------| -------------- | ---- |
+| 配置项                                | 默认值            | 描述 |
+|------------------------------------|----------------|----|
 | WithDialTimeout                    | 1s             | 拨号超时时间 |
 | WithMaxConnsPerHost                | 512            | 每个主机可能建立的最大连接数 |
 | WithMaxIdleConnDuration            | 10s            | 最大的空闲连接持续时间，空闲的连接在此持续时间后被关闭 |
@@ -57,13 +57,14 @@ func main() {
 | WithDialer                         | network.Dialer | 设置指定的拨号器 |
 | WithResponseBodyStream             | false          | 是否在流中读取 body，默认不在流中读取 |
 | WithDisableHeaderNamesNormalizing  | false          | 是否禁用头名称规范化，默认不禁用，如 cONTENT-lenGTH -> Content-Length |
-| WithName                           | ""             | 用户代理头中使用的客户端名称 |
-| WithNoDefaultUserAgentHeader       | false          | 是否没有默认的 User-Agent 头，默认有 User-Agent 头 |
+| WithName                           | ""             | 设置用户代理头中使用的客户端名称 |
+| WithNoDefaultUserAgentHeader       | false          | 设置是否应该在请求中包含默认的 User-Agent 头, 默认包含 User-Agent 头 |
 | WithDisablePathNormalizing         | false          | 是否禁用路径规范化，默认规范路径，如 http://localhost:8080/hello/../ hello -> http://localhost:8080/hello |
 | WithRetryConfig                    | nil            | HTTP 客户端的重试配置，重试配置详细说明请看 [重试](/zh/docs/hertz/tutorials/basic-feature/retry/) |
 | WithWriteTimeout                   | 0s             | HTTP 客户端的写入超时时间 |
 | WithConnStateObserve               | nil, 5s        | 设置观察和记录 HTTP 客户端的连接状态的函数以及观察执行间隔 |
 | WithDialFunc                       | network.Dialer | 设置 HTTP 客户端拨号器函数，会覆盖自定义拨号器 |
+| WithHostClientConfigHook           | nil            | 设置 hook 函数来重新配置 host client |
 
 示例代码：
 
@@ -100,6 +101,12 @@ func main() {
 		client.WithWriteTimeout(10*time.Second),
 		client.WithConnStateObserve(stateFunc, observeInterval),
 		client.WithDialFunc(customDialFunc, netpoll.NewDialer()),
+		client.WithHostClientConfigHook(func(hc interface{}) error {
+			if hct, ok := hc.(*http1.HostClient); ok {
+				hct.Addr = "FOO.BAR:443"
+			}
+			return nil
+		})
 	)
 	if err != nil {
 		return