custom User-Agent for http requests send by xrayhelper

README_zh_CN.md

@@ -14,6 +14,7 @@ XrayHelper 使用 yml 格式的配置文件，默认使用`/data/adb/xray/xrayhe
     - `runDir`必填，用于存储运行时所产生的文件，例如核心的 pid 值，核心日志等
     - `proxyTag`默认值`proxy`，使用 XrayHelper 进行节点切换时，将进行替换的出站代理 Tag
     - `subList`可选，数组，节点订阅链接（SIP002/v2rayNg/Hysteria/Hysteria2），也支持 clash 订阅链接(需要在订阅链接前添加`clash+`前缀)
+    - `userAgent`可选，自定义 XrayHelper http 请求的 User-Agent
 - proxy
     - `method`默认值`tproxy`，代理模式，可选`tproxy`、`tun`、`tun2socks`，使用 tun 模式时，请确保你的核心支持 tun 并正确配置它；使用 tun2socks 模式时，需要提前下载 tun2socks 二进制文件（可使用命令`xrayhelper update tun2socks`）
     - `tproxyPort`默认值`65535`，透明代理端口，该值需要与核心的 tproxy 入站代理端口相对应，`tproxy`模式需要

config.yml

@@ -18,6 +18,8 @@ xrayHelper:
     subList:
         - https://testsuburl.com
         - clash+https://testclashsuburl.com
+    # Optional, custom User-Agent for http requests send by xrayhelper
+    userAgent: 'ClashMeta'
 proxy:
     # Required, Default value: tproxy, proxy method you want to use, support tproxy, tun, tun2socks
     # If you use tun mode, please make sure your core support tun, and configure it correctly

main/builds/config.go

@@ -28,6 +28,7 @@ var Config struct {
 		RunDir     string   `yaml:"runDir"`
 		ProxyTag   string   `default:"proxy" yaml:"proxyTag"`
 		SubList    []string `yaml:"subList"`
+		UserAgent  string   `yaml:"userAgent"`
 	} `yaml:"xrayHelper"`
 	Proxy struct {
 		Method          string   `default:"tproxy" yaml:"method"`

main/common/network.go

@@ -1,6 +1,7 @@
 package common
 
 import (
+	"XrayHelper/main/builds"
 	e "XrayHelper/main/errors"
 	"bytes"
 	"context"
@@ -141,7 +142,12 @@ func getExternalIPv6Addr() ([]string, error) {
 // DownloadFile download file from url, and save to filepath
 func DownloadFile(filepath string, url string) error {
 	// get file from url
-	response, err := getHttpClient(dns, timeout*time.Millisecond).Get(url)
+	client := getHttpClient(dns, timeout*time.Millisecond)
+	request, _ := http.NewRequest("GET", url, nil)
+	if len(builds.Config.XrayHelper.UserAgent) > 0 {
+		request.Header.Set("User-Agent", builds.Config.XrayHelper.UserAgent)
+	}
+	response, err := client.Do(request)
 	if err != nil {
 		return e.New("cannot get file "+url+", ", err).WithPrefix(tagNetwork)
 	}
@@ -168,7 +174,12 @@ func DownloadFile(filepath string, url string) error {
 
 // GetRawData get raw data from a url
 func GetRawData(url string) ([]byte, error) {
-	response, err := getHttpClient(dns, timeout*time.Millisecond).Get(url)
+	client := getHttpClient(dns, timeout*time.Millisecond)
+	request, _ := http.NewRequest("GET", url, nil)
+	if len(builds.Config.XrayHelper.UserAgent) > 0 {
+		request.Header.Set("User-Agent", builds.Config.XrayHelper.UserAgent)
+	}
+	response, err := client.Do(request)
 	if err != nil {
 		return nil, e.New("cannot get url "+url+", ", err).WithPrefix(tagNetwork)
 	}