diff --git a/src/framework/core.c b/src/framework/core.c
index 1683d3a..d4522fb 100644
--- a/src/framework/core.c
+++ b/src/framework/core.c
@@ -775,7 +775,7 @@ source_has_empty_url (SourceInfo *source)
     } \
   else if (is_url (option)) \
     { \
-      SourceInfo __tmp = { &UserDefine, option }; \
+      SourceInfo __tmp = { &UserDefinedProvider, option }; \
       source = __tmp; \
     } \
   else \
diff --git a/src/framework/mirror.c b/src/framework/mirror.c
index 89483cf..05faf65 100644
--- a/src/framework/mirror.c
+++ b/src/framework/mirror.c
@@ -171,16 +171,3 @@ Sohu = {
   "sohu", "SOHU", "搜狐开源镜像站", "https://mirrors.sohu.com/",
   {NotSkip, NA, NA, "https://mirrors.sohu.com/deepin-cd" Big_File_deepin}
 };
-
-
-MirrorSite
-Upstream = {
-  "upstream", "Upstream", "上游默认源", NULL,
-  {SKIP, "上游默认源不测速", "SKIP for upstream source", NULL}
-};
-
-MirrorSite
-UserDefine = {
-  "user", "用户自定义", "用户自定义", NULL,
-  {SKIP, "用户自定义源不测速", "SKIP for user-defined source", NULL}
-};
diff --git a/src/framework/struct.h b/src/framework/struct.h
index 4befd0c..f625800 100644
--- a/src/framework/struct.h
+++ b/src/framework/struct.h
@@ -26,15 +26,29 @@ SpeedMeasureInfo;
 #define ToFill  NULL
 #define NA		  NULL
 
-typedef struct MirrorSite_t
+typedef struct SourceProvider_t
 {
-  const char *code; /* 用于用户指定镜像站 */
-  const char *abbr; /* 需要使用镜像站的英文名时，用这个代替，因为大部分镜像站没有提供正式的英文名 */
-  const char *name; /* 镜像站中文名 */
-  const char *site; /* 镜像站首页   */
+  const char *code; /* 用于用户指定某一 Provider */
+  const char *abbr; /* 需要使用 Provider 的英文名时，用这个代替，因为大部分 Provider 没有提供正式的英文名 */
+  const char *name; /* Provider 中文名 */
+  const char *site; /* Provider 首页   */
   SpeedMeasureInfo smi;
 }
-MirrorSite;
+SourceProvider;
+
+typedef SourceProvider MirrorSite;
+
+SourceProvider
+UpstreamProvider = {
+  "upstream", "Upstream", "上游默认源", NULL,
+  {SKIP, "上游默认源不测速", "SKIP for upstream source", NULL}
+};
+
+SourceProvider
+UserDefinedProvider = {
+  "user", "用户自定义", "用户自定义", NULL,
+  {SKIP, "用户自定义源不测速", "SKIP for user-defined source", NULL}
+};
 
 
 typedef struct SourceInfo_t
diff --git a/src/recipe/lang/Clojure.c b/src/recipe/lang/Clojure.c
index d183448..5f745c9 100644
--- a/src/recipe/lang/Clojure.c
+++ b/src/recipe/lang/Clojure.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 pl_clojure_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/help/clojars/"},
   {&Ustc,          "https://mirrors.ustc.edu.cn/help/clojars.html"}
 };
diff --git a/src/recipe/lang/Dart/Flutter.c b/src/recipe/lang/Dart/Flutter.c
index e5da474..f4e39f3 100644
--- a/src/recipe/lang/Dart/Flutter.c
+++ b/src/recipe/lang/Dart/Flutter.c
@@ -17,7 +17,7 @@
  */
 static SourceInfo
 pl_dart_flutter_sources[] = {
-  {&Upstream,      "https://storage.googleapis.com"},
+  {&UpstreamProvider,      "https://storage.googleapis.com"},
   {&Sjtug_Zhiyuan, "https://mirror.sjtu.edu.cn"}, // 没有后缀，怀疑是否存在问题
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/git/flutter"}, // URL 带 git
   {&Nju,           "https://mirror.nju.edu.cn/flutter"}
diff --git a/src/recipe/lang/Dart/Pub.c b/src/recipe/lang/Dart/Pub.c
index 3c40c2c..7cabfca 100644
--- a/src/recipe/lang/Dart/Pub.c
+++ b/src/recipe/lang/Dart/Pub.c
@@ -16,7 +16,7 @@
  */
 static SourceInfo
 pl_dart_sources[] = {
-  {&Upstream,      "https://pub.dev"},
+  {&UpstreamProvider,      "https://pub.dev"},
   {&Sjtug_Zhiyuan, "https://mirror.sjtu.edu.cn/dart-pub"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/dart-pub"},
   {&Nju,           "https://mirror.nju.edu.cn/dart-pub"}
diff --git a/src/recipe/lang/Go.c b/src/recipe/lang/Go.c
index 8a6cdb3..f862958 100644
--- a/src/recipe/lang/Go.c
+++ b/src/recipe/lang/Go.c
@@ -27,7 +27,7 @@ GoProxyIO = {
  */
 static SourceInfo
 pl_go_sources[] = {
-  {&Upstream,      "https://proxy.golang.org"},
+  {&UpstreamProvider,      "https://proxy.golang.org"},
   {&GoProxyCN,     "https://goproxy.cn"},
   {&Ali,           "https://mirrors.aliyun.com/goproxy/"},
   {&Huawei,        "https://mirrors.huaweicloud.com/goproxy/"},
diff --git a/src/recipe/lang/Haskell.c b/src/recipe/lang/Haskell.c
index 967588c..a467a57 100644
--- a/src/recipe/lang/Haskell.c
+++ b/src/recipe/lang/Haskell.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 pl_haskell_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/hackage"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/hackage"},
   {&Nju,           "https://mirror.nju.edu.cn/hackage"},
diff --git a/src/recipe/lang/Java.c b/src/recipe/lang/Java.c
index f7b5c68..12b5f49 100644
--- a/src/recipe/lang/Java.c
+++ b/src/recipe/lang/Java.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 pl_java_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,           "https://maven.aliyun.com/repository/public/"},
   {&Huawei,        "https://mirrors.huaweicloud.com/repository/maven/"},
   {&Netease,       "http://mirrors.163.com/maven/repository/maven-public/"} // 网易的24小时更新一次
diff --git a/src/recipe/lang/Julia.c b/src/recipe/lang/Julia.c
index 755ee8d..db5a35c 100644
--- a/src/recipe/lang/Julia.c
+++ b/src/recipe/lang/Julia.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 pl_julia_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan, "https://mirrors.sjtug.sjtu.edu.cn/julia"},
   {&Pku,           "https://mirrors.pku.edu.cn/julia"},
   {&Nju,           "https://mirror.nju.edu.cn/julia"}
diff --git a/src/recipe/lang/Lua.c b/src/recipe/lang/Lua.c
index 1840b85..d269ba5 100644
--- a/src/recipe/lang/Lua.c
+++ b/src/recipe/lang/Lua.c
@@ -20,7 +20,7 @@ Api7 = {
  */
 static SourceInfo
 pl_lua_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Api7,          "https://luarocks.cn"},
 };
 def_sources_n(pl_lua);
diff --git a/src/recipe/lang/Node.js/common.h b/src/recipe/lang/Node.js/common.h
index b004476..dc49996 100644
--- a/src/recipe/lang/Node.js/common.h
+++ b/src/recipe/lang/Node.js/common.h
@@ -28,7 +28,7 @@ NpmMirror = {
  */
 static SourceInfo
 pl_nodejs_sources[] = {
-  {&Upstream,      "https://registry.npmjs.org/"}, // @note 根据 pnpm 官网，有最后的斜线
+  {&UpstreamProvider,      "https://registry.npmjs.org/"}, // @note 根据 pnpm 官网，有最后的斜线
   {&NpmMirror,     "https://registry.npmmirror.com"},
   {&Huawei,        "https://mirrors.huaweicloud.com/repository/npm/"},
   {&Tencent,       "https://mirrors.cloud.tencent.com/npm/"},
@@ -45,7 +45,7 @@ def_sources_n(pl_nodejs);
  */
 static SourceInfo
 pl_nodejs_binary_release_sources[] = {
-  {&Upstream,      "https://nodejs.org/dist/"},
+  {&UpstreamProvider,      "https://nodejs.org/dist/"},
   {&NpmMirror,     "https://npmmirror.com/mirrors"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/nodejs-release/"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/nodejs-release/"},
diff --git a/src/recipe/lang/NuGet.c b/src/recipe/lang/NuGet.c
index c71092f..7f8475d 100644
--- a/src/recipe/lang/NuGet.c
+++ b/src/recipe/lang/NuGet.c
@@ -21,7 +21,7 @@ NugetOrg = {"nuget.org", "NuGet Org", "Nuget Organization", "https://www.nuget.o
  */
 static SourceInfo
 pl_nuget_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&NugetOrg,      "https://www.nuget.org/api/v2/"},
   {&Huawei,        "https://mirrors.huaweicloud.com/repository/nuget/v3"}
 };
diff --git a/src/recipe/lang/OCaml.c b/src/recipe/lang/OCaml.c
index c8e3c40..4651ab7 100644
--- a/src/recipe/lang/OCaml.c
+++ b/src/recipe/lang/OCaml.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 pl_ocaml_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan, "https://mirrors.sjtug.sjtu.edu.cn/git/opam-repository.git"}
 };
 def_sources_n(pl_ocaml);
diff --git a/src/recipe/lang/PHP.c b/src/recipe/lang/PHP.c
index 3d8300c..bc87ce1 100644
--- a/src/recipe/lang/PHP.c
+++ b/src/recipe/lang/PHP.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 pl_php_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,           "https://mirrors.aliyun.com/composer/"},
   {&Tencent,       "https://mirrors.tencent.com/composer/"},
   // {&Tencent_Intra, "https://mirrors.tencentyun.com/composer/"},
diff --git a/src/recipe/lang/Perl.c b/src/recipe/lang/Perl.c
index 9f939ca..aa03ce3 100644
--- a/src/recipe/lang/Perl.c
+++ b/src/recipe/lang/Perl.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 pl_perl_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/CPAN/"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/CPAN/"},
   {&Bjtu,          "https://mirror.bjtu.edu.cn/cpan/"},
diff --git a/src/recipe/lang/Python/common.h b/src/recipe/lang/Python/common.h
index 1b7e49f..6f00940 100644
--- a/src/recipe/lang/Python/common.h
+++ b/src/recipe/lang/Python/common.h
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 pl_python_sources[] = {
-  {&Upstream,      "https://pypi.org/simple"},
+  {&UpstreamProvider,      "https://pypi.org/simple"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/pypi/web/simple"},
   {&Lzuoss,        "https://mirror.lzu.edu.cn/pypi/web/simple"},
   {&Jlu,           "https://mirrors.jlu.edu.cn/pypi/web/simple"},
diff --git a/src/recipe/lang/R.c b/src/recipe/lang/R.c
index 47af6b4..9f515c1 100644
--- a/src/recipe/lang/R.c
+++ b/src/recipe/lang/R.c
@@ -16,7 +16,7 @@
  */
 static SourceInfo
 pl_r_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan, "https://mirrors.sjtug.sjtu.edu.cn/cran/"},
   // {&Ali,           "https://mirrors.aliyun.com/CRAN/"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/CRAN/"},
diff --git a/src/recipe/lang/Ruby.c b/src/recipe/lang/Ruby.c
index 553d9c7..7ea4fe3 100644
--- a/src/recipe/lang/Ruby.c
+++ b/src/recipe/lang/Ruby.c
@@ -22,7 +22,7 @@ RubyChina = {
  */
 static SourceInfo
 pl_ruby_sources[] = {
-  {&Upstream,     "https://rubygems.org"},
+  {&UpstreamProvider,     "https://rubygems.org"},
   {&RubyChina,    "https://gems.ruby-china.com/"},
   {&Ustc,         "https://mirrors.ustc.edu.cn/rubygems/"}
 
diff --git a/src/recipe/lang/Rust/Cargo.c b/src/recipe/lang/Rust/Cargo.c
index c368f7f..1bf91ff 100644
--- a/src/recipe/lang/Rust/Cargo.c
+++ b/src/recipe/lang/Rust/Cargo.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 pl_rust_cargo_sources[] = {
-  {&Upstream,      "https://index.crates.io/"}, // @help 是这个吗？
+  {&UpstreamProvider,      "https://index.crates.io/"}, // @help 是这个吗？
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/crates.io-index/"},
   {&Sjtug_Zhiyuan, "https://mirrors.sjtug.sjtu.edu.cn/crates.io-index/"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/crates.io-index/"},
diff --git a/src/recipe/lang/Rust/rustup.c b/src/recipe/lang/Rust/rustup.c
index ac8ea8f..37543eb 100644
--- a/src/recipe/lang/Rust/rustup.c
+++ b/src/recipe/lang/Rust/rustup.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 pl_rust_rustup_sources[] = {
-  {&Upstream,      "https://static.rust-lang.org"},
+  {&UpstreamProvider,      "https://static.rust-lang.org"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/rustup"},
   {&Ustc,          "https://mirrors.ustc.edu.cn/rust-static"},
   {&Sjtug_Zhiyuan, "https://mirror.sjtu.edu.cn/rust-static"},
diff --git a/src/recipe/menu.c b/src/recipe/menu.c
index 3eb84f0..e815376 100644
--- a/src/recipe/menu.c
+++ b/src/recipe/menu.c
@@ -164,7 +164,7 @@ available_mirrors[] = {
   &RubyChina, &EmacsChina, &NpmMirror, &GoProxyIO, &GoProxyCN, &RsProxyCN,
 
   // 暂不支持 &NugetOrg
-  // 不要列出 &Upstream 和 &UserDdefine
+  // 不要列出 &UpstreamProvider 和 &UserDefinedProvider
 };
 
 /* End Target Matrix */
diff --git a/src/recipe/os/APT/Armbian.c b/src/recipe/os/APT/Armbian.c
index 4b97a3a..1998863 100644
--- a/src/recipe/os/APT/Armbian.c
+++ b/src/recipe/os/APT/Armbian.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_armbian_sources[] = {
-  {&Upstream,      "http://apt.armbian.com"},
+  {&UpstreamProvider,      "http://apt.armbian.com"},
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/armbian"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/armbian"},
   {&Sjtug_Zhiyuan, "https://mirror.sjtu.edu.cn/armbian"},
diff --git a/src/recipe/os/APT/Debian.c b/src/recipe/os/APT/Debian.c
index af28445..df61072 100644
--- a/src/recipe/os/APT/Debian.c
+++ b/src/recipe/os/APT/Debian.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_debian_sources[] = {
-  {&Upstream,      "http://deb.debian.org/debian"},
+  {&UpstreamProvider,      "http://deb.debian.org/debian"},
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/debian/"},
   {&Ali,           "https://mirrors.aliyun.com/debian"},
   {&Volcengine,    "https://mirrors.volces.com/debian"},
diff --git a/src/recipe/os/APT/Kali-Linux.c b/src/recipe/os/APT/Kali-Linux.c
index cd8593c..110c613 100644
--- a/src/recipe/os/APT/Kali-Linux.c
+++ b/src/recipe/os/APT/Kali-Linux.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_kali_sources[] = {
-  {&Upstream,      "http://http.kali.org/kali"},
+  {&UpstreamProvider,      "http://http.kali.org/kali"},
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/kali"},
   {&Ali,           "https://mirrors.aliyun.com/kali"},
   {&Volcengine,    "https://mirrors.volces.com/kali"},
diff --git a/src/recipe/os/APT/Linux-Lite.c b/src/recipe/os/APT/Linux-Lite.c
index ccafd2d..a6571a7 100644
--- a/src/recipe/os/APT/Linux-Lite.c
+++ b/src/recipe/os/APT/Linux-Lite.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 os_linuxlite_sources[] = {
-  {&Upstream,       "http://repo.linuxliteos.com/linuxlite/"},
+  {&UpstreamProvider,       "http://repo.linuxliteos.com/linuxlite/"},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/linuxliteos/"},
   {&Sjtug_Zhiyuan,  "https://mirrors.sjtug.sjtu.edu.cn/linuxliteos/"},
   {&Nju,            "https://mirror.nju.edu.cn/linuxliteos/"}
diff --git a/src/recipe/os/APT/Linux-Mint.c b/src/recipe/os/APT/Linux-Mint.c
index 5f65c9d..c3a8c7f 100644
--- a/src/recipe/os/APT/Linux-Mint.c
+++ b/src/recipe/os/APT/Linux-Mint.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 os_linuxmint_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/linuxmint/"},
   {&Ali,           "http://mirrors.aliyun.com/linuxmint-packages/"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/linuxmint/"},
diff --git a/src/recipe/os/APT/ROS.c b/src/recipe/os/APT/ROS.c
index 39a5290..2faaf42 100644
--- a/src/recipe/os/APT/ROS.c
+++ b/src/recipe/os/APT/ROS.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_ros_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,            "https://mirrors.aliyun.com"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn"},
   {&Ustc,           "https://mirrors.ustc.edu.cn"},
diff --git a/src/recipe/os/APT/Raspberry-Pi-OS.c b/src/recipe/os/APT/Raspberry-Pi-OS.c
index 65ce9aa..8798be4 100644
--- a/src/recipe/os/APT/Raspberry-Pi-OS.c
+++ b/src/recipe/os/APT/Raspberry-Pi-OS.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_raspberrypi_sources[] = {
-  {&Upstream,       "https://archive.raspberrypi.com/"}, // https://archive.raspberrypi.org/ until Debian "bullseye" release
+  {&UpstreamProvider,       "https://archive.raspberrypi.com/"}, // https://archive.raspberrypi.org/ until Debian "bullseye" release
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/raspberrypi/"},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/raspberrypi/"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/raspberrypi/"},
diff --git a/src/recipe/os/APT/Trisquel.c b/src/recipe/os/APT/Trisquel.c
index ab979e7..44b55ec 100644
--- a/src/recipe/os/APT/Trisquel.c
+++ b/src/recipe/os/APT/Trisquel.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_trisquel_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/trisquel/"},
   {&Ali,            "https://mirrors.aliyun.com/trisquel/"},
   {&Nju,            "https://mirror.nju.edu.cn/trisquel/"},
diff --git a/src/recipe/os/APT/Ubuntu.c b/src/recipe/os/APT/Ubuntu.c
index 1fe1658..8b446a9 100644
--- a/src/recipe/os/APT/Ubuntu.c
+++ b/src/recipe/os/APT/Ubuntu.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_ubuntu_sources[] = {
-  {&Upstream,      "http://archive.ubuntu.com/ubuntu/"}, //不支持https
+  {&UpstreamProvider,      "http://archive.ubuntu.com/ubuntu/"}, //不支持https
   {&MirrorZ,       "https://mirrors.cernet.edu.cn/ubuntu/"},
   {&Ali,           "https://mirrors.aliyun.com/ubuntu"},
   {&Volcengine,    "https://mirrors.volces.com/ubuntu"},
diff --git a/src/recipe/os/APT/deepin.c b/src/recipe/os/APT/deepin.c
index 774b8da..347afcd 100644
--- a/src/recipe/os/APT/deepin.c
+++ b/src/recipe/os/APT/deepin.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_deepin_sources[] = {
-  {&Upstream,      "https://community-packages.deepin.com/deepin"},
+  {&UpstreamProvider,      "https://community-packages.deepin.com/deepin"},
   {&Ali,           "https://mirrors.aliyun.com/deepin"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/deepin"},
   {&Ustc,          "https://mirrors.ustc.edu.cn/deepin"},
diff --git a/src/recipe/os/APT/openKylin.c b/src/recipe/os/APT/openKylin.c
index dc98a3d..53215aa 100644
--- a/src/recipe/os/APT/openKylin.c
+++ b/src/recipe/os/APT/openKylin.c
@@ -15,7 +15,7 @@
  */
 static SourceInfo
 os_openkylin_sources[] = {
-  {&Upstream,  "https://archive.openkylin.top/openkylin/"},
+  {&UpstreamProvider,  "https://archive.openkylin.top/openkylin/"},
   {&Ali,       "https://mirrors.aliyun.com/openkylin/"},
   {&Netease,   "https://mirrors.163.com/openkylin/"},
 };
diff --git a/src/recipe/os/Alpine-Linux.c b/src/recipe/os/Alpine-Linux.c
index ee08a3e..6892fc3 100644
--- a/src/recipe/os/Alpine-Linux.c
+++ b/src/recipe/os/Alpine-Linux.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_alpine_sources[] = {
-  {&Upstream,       "http://dl-cdn.alpinelinux.org/alpine"},
+  {&UpstreamProvider,       "http://dl-cdn.alpinelinux.org/alpine"},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/alpine"},
   {&Sjtug_Zhiyuan,  "https://mirrors.sjtug.sjtu.edu.cn/alpine"},
   {&Sustech,        "https://mirrors.sustech.edu.cn/alpine"},
diff --git a/src/recipe/os/BSD/FreeBSD.c b/src/recipe/os/BSD/FreeBSD.c
index 1cb72f9..60ba349 100644
--- a/src/recipe/os/BSD/FreeBSD.c
+++ b/src/recipe/os/BSD/FreeBSD.c
@@ -18,7 +18,7 @@
  */
 static SourceInfo
 os_freebsd_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ustc,           "mirrors.ustc.edu.cn"},
   {&Nju,            "mirror.nju.edu.cn"},
   {&Netease,        "mirrors.163.com"},
diff --git a/src/recipe/os/BSD/NetBSD.c b/src/recipe/os/BSD/NetBSD.c
index 48b78ac..c4b932b 100644
--- a/src/recipe/os/BSD/NetBSD.c
+++ b/src/recipe/os/BSD/NetBSD.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 os_netbsd_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,            "https://mirrors.aliyun.com/pkgsrc/packages/NetBSD/"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/pkgsrc/packages/NetBSD/"},
   {&Ustc,           "https://mirrors.ustc.edu.cn/pkgsrc/packages/NetBSD/"},
diff --git a/src/recipe/os/BSD/OpenBSD.c b/src/recipe/os/BSD/OpenBSD.c
index a89cce1..511d1d1 100644
--- a/src/recipe/os/BSD/OpenBSD.c
+++ b/src/recipe/os/BSD/OpenBSD.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 os_openbsd_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,            "https://mirrors.aliyun.com/OpenBSD/"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/OpenBSD/"},
   {&Ustc,           "https://mirrors.ustc.edu.cn/OpenBSD/"},
diff --git a/src/recipe/os/Gentoo-Linux.c b/src/recipe/os/Gentoo-Linux.c
index a5c78b7..fd7529e 100644
--- a/src/recipe/os/Gentoo-Linux.c
+++ b/src/recipe/os/Gentoo-Linux.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_gentoo_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,           "mirrors.aliyun.com"},
   {&Bfsu,          "mirrors.bfsu.edu.cn"},
   {&Ustc,          "mirrors.ustc.edu.cn"},
diff --git a/src/recipe/os/OpenWrt.c b/src/recipe/os/OpenWrt.c
index 0d57ac2..5cef5e1 100644
--- a/src/recipe/os/OpenWrt.c
+++ b/src/recipe/os/OpenWrt.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_openwrt_sources[] = {
-  {&Upstream,       "http://downloads.openwrt.org"},
+  {&UpstreamProvider,       "http://downloads.openwrt.org"},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/openwrt"},
   {&Ali,            "https://mirrors.aliyun.com/openwrt"},
   {&Tencent,        "https://mirrors.cloud.tencent.com/openwrt"},
diff --git a/src/recipe/os/Solus.c b/src/recipe/os/Solus.c
index 579113e..c84b393 100644
--- a/src/recipe/os/Solus.c
+++ b/src/recipe/os/Solus.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_solus_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/solus/packages/shannon/eopkg-index.xml.xz"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/solus/packages/shannon/eopkg-index.xml.xz"},
   {&Nju,            "https://mirror.nju.edu.cn/solus/packages/shannon/eopkg-index.xml.xz"}
diff --git a/src/recipe/os/Void-Linux.c b/src/recipe/os/Void-Linux.c
index da7906f..581a627 100644
--- a/src/recipe/os/Void-Linux.c
+++ b/src/recipe/os/Void-Linux.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_void_sources[] = {
-  {&Upstream,       "https://repo-default.voidlinux.org"},
+  {&UpstreamProvider,       "https://repo-default.voidlinux.org"},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/voidlinux"},
   {&Sjtug_Zhiyuan,  "https://mirror.sjtu.edu.cn/voidlinux"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/voidlinux"}
diff --git a/src/recipe/os/YUM/AlmaLinux.c b/src/recipe/os/YUM/AlmaLinux.c
index 1111253..296adff 100644
--- a/src/recipe/os/YUM/AlmaLinux.c
+++ b/src/recipe/os/YUM/AlmaLinux.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_almalinux_sources[] = {
-  {&Upstream,      "http://repo.almalinux.org/almalinux"},
+  {&UpstreamProvider,      "http://repo.almalinux.org/almalinux"},
   {&Ali,           "https://mirrors.aliyun.com/almalinux"},
   {&Volcengine,    "https://mirrors.volces.com/almalinux"},
   {&Sjtug_Zhiyuan, "https://mirrors.sjtug.sjtu.edu.cn/almalinux"},
diff --git a/src/recipe/os/YUM/Anolis-OS.c b/src/recipe/os/YUM/Anolis-OS.c
index e53d5bc..9aac398 100644
--- a/src/recipe/os/YUM/Anolis-OS.c
+++ b/src/recipe/os/YUM/Anolis-OS.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_anolis_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,            "https://mirrors.aliyun.com/anolis"},
   {&Hust,           "https://mirrors.hust.edu.cn/anolis"}
 };
diff --git a/src/recipe/os/YUM/Fedora-Linux.c b/src/recipe/os/YUM/Fedora-Linux.c
index 520fa3f..ee14ab3 100644
--- a/src/recipe/os/YUM/Fedora-Linux.c
+++ b/src/recipe/os/YUM/Fedora-Linux.c
@@ -16,7 +16,7 @@
  */
 static SourceInfo
 os_fedora_sources[] = {
-  {&Upstream,      "http://download.example/pub/fedora/linux"},
+  {&UpstreamProvider,      "http://download.example/pub/fedora/linux"},
   {&Ali,           "https://mirrors.aliyun.com/fedora"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/fedora"},
   {&Ustc,          "https://mirrors.ustc.edu.cn/fedora"},
diff --git a/src/recipe/os/YUM/Rocky-Linux.c b/src/recipe/os/YUM/Rocky-Linux.c
index 79f99b4..4e38186 100644
--- a/src/recipe/os/YUM/Rocky-Linux.c
+++ b/src/recipe/os/YUM/Rocky-Linux.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_rockylinux_sources[] = {
-  {&Upstream,        NULL},
+  {&UpstreamProvider,        NULL},
   {&MirrorZ,        "https://mirrors.cernet.edu.cn/rocky"},
   {&Ali,            "https://mirrors.aliyun.com/rockylinux"},
   {&Volcengine,     "https://mirrors.volces.com/rockylinux"},
diff --git a/src/recipe/os/YUM/openEuler.c b/src/recipe/os/YUM/openEuler.c
index c6437b5..83e67dc 100644
--- a/src/recipe/os/YUM/openEuler.c
+++ b/src/recipe/os/YUM/openEuler.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 os_openeuler_sources[] = {
-  {&Upstream,       "https://repo.openeuler.org/"},
+  {&UpstreamProvider,       "https://repo.openeuler.org/"},
   {&Ali,            "https://mirrors.aliyun.com/openeuler/"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/openeuler/"},
   {&Ustc,           "https://mirrors.ustc.edu.cn/openeuler/"},
diff --git a/src/recipe/os/openSUSE.c b/src/recipe/os/openSUSE.c
index bc0fdc7..1e93141 100644
--- a/src/recipe/os/openSUSE.c
+++ b/src/recipe/os/openSUSE.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_opensuse_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,            "https://mirrors.aliyun.com/opensuse"},
   {&Volcengine,     "https://mirrors.volces.com/opensuse"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/opensuse"},
diff --git a/src/recipe/os/pacman/Arch-Linux.c b/src/recipe/os/pacman/Arch-Linux.c
index 62d081f..f10efea 100644
--- a/src/recipe/os/pacman/Arch-Linux.c
+++ b/src/recipe/os/pacman/Arch-Linux.c
@@ -14,7 +14,7 @@
  */
 static SourceInfo
 os_arch_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,           "https://mirrors.aliyun.com/archlinux"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/archlinux"},
   {&Ustc,          "https://mirrors.ustc.edu.cn/archlinux"},
@@ -31,7 +31,7 @@ os_arch_sources[] = {
  * @note 根据 GitHub:@zheng7fu2 建议，拆分 archlinuxcn 出来
  */
 os_archlinuxcn_sources[] = {
-  {&Upstream,      "https://repo.archlinuxcn.org/"},
+  {&UpstreamProvider,      "https://repo.archlinuxcn.org/"},
   {&Ali,           "https://mirrors.aliyun.com/archlinuxcn/"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/archlinuxcn/"},
   {&Ustc,          "https://mirrors.ustc.edu.cn/archlinuxcn/"},
diff --git a/src/recipe/os/pacman/MSYS2.c b/src/recipe/os/pacman/MSYS2.c
index f0d2cfb..d01af28 100644
--- a/src/recipe/os/pacman/MSYS2.c
+++ b/src/recipe/os/pacman/MSYS2.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 os_msys2_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Ali,            "https://mirrors.aliyun.com/msys2"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/msys2"},
   {&Ustc,           "https://mirrors.ustc.edu.cn/msys2"},
diff --git a/src/recipe/recipe-template.c b/src/recipe/recipe-template.c
index dda97c0..59a13cf 100644
--- a/src/recipe/recipe-template.c
+++ b/src/recipe/recipe-template.c
@@ -47,7 +47,7 @@ RubyMetric = {"rbmt",                   // chsrc set <target> rbmt
  */
 static SourceInfo
 <category>_<target>_sources[] = {
-  {&Upstream,      "上游地址，若维护者暂时未知，可填NULL，这个主要用于reset"},
+  {&UpstreamProvider,      "上游地址，若维护者暂时未知，可填NULL，这个主要用于reset"},
   {&RubyMetric,    "https://rubymetirc.com/target"},
   {&RubyInstaller, "https://rubyinstaller.cn/target"},
   {&Gitee,         "https://gitee.com/RubyMetric/chsrc"},
diff --git a/src/recipe/ware/Anaconda.c b/src/recipe/ware/Anaconda.c
index 6439629..94bfca5 100644
--- a/src/recipe/ware/Anaconda.c
+++ b/src/recipe/ware/Anaconda.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 wr_anaconda_sources[] = {
-  {&Upstream,        "https://repo.anaconda.com/"},
+  {&UpstreamProvider,        "https://repo.anaconda.com/"},
   {&Tuna,            "https://mirrors.tuna.tsinghua.edu.cn/anaconda/"},
   {&Bfsu,            "https://mirrors.bfsu.edu.cn/anaconda/"},
   {&Zju,             "https://mirrors.zju.edu.cn/anaconda/"},
diff --git a/src/recipe/ware/CocoaPods.c b/src/recipe/ware/CocoaPods.c
index 2d75590..21c4531 100644
--- a/src/recipe/ware/CocoaPods.c
+++ b/src/recipe/ware/CocoaPods.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 wr_cocoapods_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/git/CocoaPods/Specs.git"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/git/CocoaPods/Specs.git"}
 };
diff --git a/src/recipe/ware/Docker-Hub.c b/src/recipe/ware/Docker-Hub.c
index 3089cef..def3143 100644
--- a/src/recipe/ware/Docker-Hub.c
+++ b/src/recipe/ware/Docker-Hub.c
@@ -38,7 +38,7 @@ Huecker = {
 
 static SourceInfo
 wr_dockerhub_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   // {&Ustc,       "https://docker.mirrors.ustc.edu.cn/"},
 
   // https://github.com/DaoCloud/public-image-mirror
diff --git a/src/recipe/ware/Emacs.c b/src/recipe/ware/Emacs.c
index 60fb344..57c246a 100644
--- a/src/recipe/ware/Emacs.c
+++ b/src/recipe/ware/Emacs.c
@@ -19,7 +19,7 @@ EmacsChina = {
  */
 SourceInfo
 wr_emacs_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan,  "https://mirrors.sjtug.sjtu.edu.cn/docs/emacs-elpa"},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/help/elpa/"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/help/elpa/"},
diff --git a/src/recipe/ware/Flathub.c b/src/recipe/ware/Flathub.c
index e3c856c..a54109c 100644
--- a/src/recipe/ware/Flathub.c
+++ b/src/recipe/ware/Flathub.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 wr_flathub_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan, "https://mirror.sjtu.edu.cn/flathub"},
 };
 def_sources_n(wr_flathub);
diff --git a/src/recipe/ware/Guix.c b/src/recipe/ware/Guix.c
index d42d202..9e2e85e 100644
--- a/src/recipe/ware/Guix.c
+++ b/src/recipe/ware/Guix.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 wr_guix_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan, "https://mirror.sjtu.edu.cn/git/guix.git"}
 };
 def_sources_n(wr_guix);
diff --git a/src/recipe/ware/Homebrew.c b/src/recipe/ware/Homebrew.c
index 9715e25..052eebd 100644
--- a/src/recipe/ware/Homebrew.c
+++ b/src/recipe/ware/Homebrew.c
@@ -17,7 +17,7 @@
  */
 static SourceInfo
 wr_homebrew_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Tuna,           "https://mirrors.tuna.tsinghua.edu.cn/"},
   {&Bfsu,           "https://mirrors.bfsu.edu.cn/"},
   {&Zju,            "https://mirrors.zju.edu.cn/"},
diff --git a/src/recipe/ware/Nix.c b/src/recipe/ware/Nix.c
index 73196a0..3110c8f 100644
--- a/src/recipe/ware/Nix.c
+++ b/src/recipe/ware/Nix.c
@@ -16,7 +16,7 @@
  */
 static SourceInfo
 wr_nix_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/nix-channels/"}
 };
 def_sources_n(wr_nix);
diff --git a/src/recipe/ware/TeX-Live.c b/src/recipe/ware/TeX-Live.c
index 573c89e..64e71ed 100644
--- a/src/recipe/ware/TeX-Live.c
+++ b/src/recipe/ware/TeX-Live.c
@@ -12,7 +12,7 @@
  */
 static SourceInfo
 wr_tex_sources[] = {
-  {&Upstream,       NULL},
+  {&UpstreamProvider,       NULL},
   {&Sjtug_Zhiyuan, "https://mirrors.sjtug.sjtu.edu.cn/ctan/systems/texlive/tlnet"},
   {&Tuna,          "https://mirrors.tuna.tsinghua.edu.cn/CTAN/systems/texlive/tlnet"},
   {&Bfsu,          "https://mirrors.bfsu.edu.cn/CTAN/systems/texlive/tlnet"},
diff --git a/src/recipe/ware/WinGet.c b/src/recipe/ware/WinGet.c
index eebc21e..d6814c4 100644
--- a/src/recipe/ware/WinGet.c
+++ b/src/recipe/ware/WinGet.c
@@ -13,7 +13,7 @@
  */
 static SourceInfo
 wr_winget_sources[] = {
-  {&Upstream,       "https://cdn.winget.microsoft.com/cache"},
+  {&UpstreamProvider,       "https://cdn.winget.microsoft.com/cache"},
   {&Ustc,           "https://mirrors.ustc.edu.cn/winget-source"},
 };
 def_sources_n(wr_winget);