网站设置增加HLS加密功能（商业版本）

internal/nodes/http_request.go

@@ -282,6 +282,16 @@ func (this *HTTPRequest) Do() {
 		if this.web.Compression != nil && this.web.Compression.IsOn && this.web.Compression.Level > 0 {
 			this.writer.SetCompression(this.web.Compression)
 		}
+
+		// HLS
+		if this.web.HLS != nil &&
+			this.web.HLS.Encrypting != nil &&
+			this.web.HLS.Encrypting.IsOn {
+			if this.processHLSBefore() {
+				this.doEnd()
+				return
+			}
+		}
 	}
 
 	// 开始调用
@@ -633,6 +643,11 @@ func (this *HTTPRequest) configureWeb(web *serverconfigs.HTTPWebConfig, isTop bo
 		this.web.CC = web.CC
 	}
 
+	// HLS
+	if web.HLS != nil && (web.HLS.IsPrior || isTop) {
+		this.web.HLS = web.HLS
+	}
+
 	// 重写规则
 	if len(web.RewriteRefs) > 0 {
 		for index, ref := range web.RewriteRefs {

internal/nodes/http_request_hls.go

@@ -0,0 +1,16 @@
+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+//go:build !plus
+
+package nodes
+
+import "net/http"
+
+func (this *HTTPRequest) processHLSBefore() (blocked bool) {
+	//  stub
+	return false
+}
+
+func (this *HTTPRequest) processM3u8Response(resp *http.Response) error {
+	// stub
+	return nil
+}

internal/nodes/http_request_reverse_proxy.go

@@ -436,7 +436,19 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 	if this.web.Optimization != nil && resp.Body != nil && this.cacheRef != nil /** must under cache **/ {
 		err := this.web.Optimization.FilterResponse(this.URL(), resp)
 		if err != nil {
-			this.write50x(err, http.StatusBadGateway, "Page Optimization: Fail to read content from origin", "内容优化：从源站读取内容失败", false)
+			this.write50x(err, http.StatusBadGateway, "Page Optimization: fail to read content from origin", "内容优化：从源站读取内容失败", false)
+			return
+		}
+	}
+
+	// HLS
+	if this.web.HLS != nil &&
+		this.web.HLS.Encrypting != nil &&
+		this.web.HLS.Encrypting.IsOn &&
+		resp.StatusCode == http.StatusOK {
+		m3u8Err := this.processM3u8Response(resp)
+		if m3u8Err != nil {
+			this.write50x(m3u8Err, http.StatusBadGateway, "m3u8 encrypt: fail to read content from origin", "m3u8加密：从源站读取内容失败", false)
 			return
 		}
 	}