From ff6e9f4fc7810ba5438aad969385a481a57b48f9 Mon Sep 17 00:00:00 2001
From: ziyue <1213642868@qq.com>
Date: Tue, 18 Oct 2022 19:23:20 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=B5=81=E6=B3=A8=E9=94=80?=
 =?UTF-8?q?=E6=97=B6=EF=BC=8Chls=E6=97=A0=E6=B3=95=E6=92=AD=E5=AE=8C?=
 =?UTF-8?q?=E6=9C=80=E5=90=8E=E4=B8=80=E4=B8=AA=E5=88=87=E7=89=87=E7=9A=84?=
 =?UTF-8?q?=E9=97=AE=E9=A2=98:=20#1955?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 conf/config.ini              |  2 +-
 src/Common/config.cpp        |  2 +-
 src/Http/HttpCookieManager.h |  4 ++--
 src/Http/HttpFileManager.cpp | 12 ++++++++++--
 4 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/conf/config.ini b/conf/config.ini
index a60fa4cc..aaff9999 100644
--- a/conf/config.ini
+++ b/conf/config.ini
@@ -110,7 +110,7 @@ segRetain=5
 #是否广播 ts 切片完成通知
 broadcastRecordTs=0
 #直播hls文件删除延时，单位秒，issue: #913
-deleteDelaySec=0
+deleteDelaySec=10
 #是否保留hls文件，此功能部分等效于segNum=0的情况
 #不同的是这个保留不会在m3u8文件中体现
 #0为不保留，不起作用
diff --git a/src/Common/config.cpp b/src/Common/config.cpp
index 4520f798..fa66c450 100644
--- a/src/Common/config.cpp
+++ b/src/Common/config.cpp
@@ -274,7 +274,7 @@ static onceToken token([]() {
     mINI::Instance()[kFileBufSize] = 64 * 1024;
     mINI::Instance()[kFilePath] = "./www";
     mINI::Instance()[kBroadcastRecordTs] = false;
-    mINI::Instance()[kDeleteDelaySec] = 0;
+    mINI::Instance()[kDeleteDelaySec] = 10;
 });
 } // namespace Hls
 
diff --git a/src/Http/HttpCookieManager.h b/src/Http/HttpCookieManager.h
index f1dcfa68..e55c2086 100644
--- a/src/Http/HttpCookieManager.h
+++ b/src/Http/HttpCookieManager.h
@@ -91,8 +91,8 @@ public:
      * 获取附加数据
      */
     template <class T>
-    const T& getAttach() const {
-        return *static_cast<const T *>(_attach.get());
+    T& getAttach() {
+        return *static_cast<T *>(_attach.get());
     }
 
 private:
diff --git a/src/Http/HttpFileManager.cpp b/src/Http/HttpFileManager.cpp
index 51d9af2b..a7d90497 100644
--- a/src/Http/HttpFileManager.cpp
+++ b/src/Http/HttpFileManager.cpp
@@ -33,8 +33,9 @@ static int kHlsCookieSecond = 60;
 static const string kCookieName = "ZL_COOKIE";
 static const string kHlsSuffix = "/hls.m3u8";
 
-class HttpCookieAttachment {
-public:
+struct HttpCookieAttachment {
+    //是否已经查找到过MediaSource
+    bool _find_src = false;
     //cookie生效作用域，本cookie只对该目录下的文件生效
     string _path;
     //上次鉴权失败信息,为空则上次鉴权成功
@@ -425,6 +426,11 @@ static void accessFile(TcpSession &sender, const Parser &parser, const MediaInfo
             response_file(cookie, cb, file_path, parser, src->getIndexFile());
             return;
         }
+        if (cookie->getAttach<HttpCookieAttachment>()._find_src) {
+            //查找过MediaSource，但是流已经注销了，不用再查找
+            response_file(cookie, cb, file_path, parser);
+            return;
+        }
 
         //hls流可能未注册，MediaSource::findAsync可以触发not_found事件，然后再按需推拉流
         MediaSource::findAsync(media_info, strongSession, [response_file, cookie, cb, file_path, parser](const MediaSource::Ptr &src) {
@@ -439,6 +445,8 @@ static void accessFile(TcpSession &sender, const Parser &parser, const MediaInfo
             attach._hls_data->setMediaSource(hls);
             //添加HlsMediaSource的观看人数(HLS是按需生成的，这样可以触发HLS文件的生成)
             attach._hls_data->addByteUsage(0);
+            //标记找到MediaSource
+            attach._find_src = true;
 
             // m3u8文件可能不存在, 等待m3u8索引文件按需生成
             hls->getIndexFile([response_file, file_path, cookie, cb, parser](const string &file) {