⚡️ perf(media): 音频代理改为流式转发

- downloadMedia 拿到响应头即返回 Body,音频不再全量驻留内存,改由 io.Copy 流式写出
- 重试仅覆盖响应阶段;Body 读取中途失败由客户端自行重试
- 请求头设置提取为 setMediaHeaders 复用;data_uri 模式保持全量读取(本就需驻留内存)
- 漫画代理因需解密后输出,维持原有全量方式
This commit is contained in:
chenxin committed 2026-09-30 00:25:09 +08:00
1 parent f89bee8ddc
commit ad6d28fd85
3 files changed
+54 -47

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+6 -5
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@@ -4,6 +4,7 @@ import (
"encoding/json"
"fanqie/internal/fqapi"
"fmt"
"io"
"net/http"
"strings"
)
@@ -31,9 +32,9 @@ func HandleAudio(w http.ResponseWriter, r *http.Request) {
fmt.Fprint(w, result)
}
// HandleAudioProxy 音频代理处理
// HandleAudioProxy 音频代理处理(流式转发,音频不全量驻留内存)
func HandleAudioProxy(w http.ResponseWriter, r *http.Request) {
incrementStat("total")
incrementStat("total", "audio")
// 从URL路径提取key: /audio/proxy/{key}
path := r.URL.Path
@@ -44,11 +45,12 @@ func HandleAudioProxy(w http.ResponseWriter, r *http.Request) {
}
// 调用代理处理函数
data, contentType, err := fqapi.HandleAudioProxy(key)
body, contentType, err := fqapi.HandleAudioProxy(key)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
defer body.Close()
// 设置正确的Content-Type
if contentType != "" {
@@ -59,7 +61,7 @@ func HandleAudioProxy(w http.ResponseWriter, r *http.Request) {
// 直接播放,不强制下载
// 浏览器会根据Content-Type决定是播放还是下载
w.Write(data)
io.Copy(w, body)
}
// HandleVideo 视频处理
@@ -133,4 +135,3 @@ func HandleManga(w http.ResponseWriter, r *http.Request) {
fmt.Fprint(w, string(jsonData))
}
}