特殊页面中的URL抓取的内容也支持请求变量

internal/nodes/http_request_url.go

@@ -1,7 +1,6 @@
 package nodes
 
 import (
-	"errors"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"github.com/TeaOSLab/EdgeNode/internal/utils"
 	"github.com/iwind/TeaGo/logs"
@@ -11,7 +10,7 @@ import (
 )
 
 // 请求某个URL
-func (this *HTTPRequest) doURL(method string, url string, host string, statusCode int) {
+func (this *HTTPRequest) doURL(method string, url string, host string, statusCode int, supportVariables bool) {
 	req, err := http.NewRequest(method, url, this.RawReq.Body)
 	if err != nil {
 		logs.Error(err)
@@ -35,7 +34,7 @@ func (this *HTTPRequest) doURL(method string, url string, host string, statusCod
 	var client = utils.SharedHttpClient(60 * time.Second)
 	resp, err := client.Do(req)
 	if err != nil {
-		logs.Error(errors.New(req.URL.String() + ": " + err.Error()))
+		remotelogs.Error("HTTP_REQUEST_URL", req.URL.String()+": "+err.Error())
 		this.write50x(err, http.StatusInternalServerError)
 		return
 	}
@@ -50,6 +49,9 @@ func (this *HTTPRequest) doURL(method string, url string, host string, statusCod
 		this.processResponseHeaders(statusCode)
 	}
 
+	if supportVariables {
+		resp.Header.Del("Content-Length")
+	}
 	this.writer.AddHeaders(resp.Header)
 	if statusCode <= 0 {
 		this.writer.Prepare(resp.ContentLength, resp.StatusCode)
@@ -67,7 +69,13 @@ func (this *HTTPRequest) doURL(method string, url string, host string, statusCod
 	// 输出内容
 	pool := this.bytePool(resp.ContentLength)
 	buf := pool.Get()
-	_, err = io.CopyBuffer(this.writer, resp.Body, buf)
+	if supportVariables {
+		_, err = utils.CopyWithFilter(this.writer, resp.Body, buf, func(p []byte) []byte {
+			return []byte(this.Format(string(p)))
+		})
+	} else {
+		_, err = io.CopyBuffer(this.writer, resp.Body, buf)
+	}
 	pool.Put(buf)
 
 	if err != nil {