Support DEB822 for Debian and support different versions of it

[Gitee link #IA5F6P]
[GitHub link #23]

src/chsrc.c

@@ -830,6 +830,10 @@ ensure_apt_sourcelist (int debian_type)
   char *codename = xy_run ("sed -nr 's/VERSION_CODENAME=(.*)/\\1/p' " ETC_OSRELEASE, 0, NULL);
   codename = xy_str_delete_suffix (codename, "\n");
 
+  char *version_id = xy_run ("sed -nr 's/VERSION_ID=(.*)/\\1/p' " ETC_OSRELEASE, 0, NULL);
+  version_id = xy_str_delete_suffix (codename, "\n");
+  double version = atof (version_id);
+
   char *makeup = NULL;
 
   if (debian_type == Debian_deriv_ubuntu)
@@ -842,14 +846,44 @@ ensure_apt_sourcelist (int debian_type)
                "deb " Chsrc_Maintain_URL "/ubuntu ", codename, "-security main restricted universe multiverse\n");
     }
   else
+    {
+      if (version >= 12)
         {
           // https://wiki.debian.org/SourcesList
+          // https://mirrors.tuna.tsinghua.edu.cn/help/debian/
+          // 从 Debian 12 开始，开始有一项 non-free-firmware
+          makeup = xy_strjoin (9,
+               "# Generated by chsrc " Chsrc_Version "(" Chsrc_Maintain_URL ")\n\n"
+               "deb " Chsrc_Maintain_URL "/debian ", codename, " main contrib non-free non-free-firmware\n"
+               "deb " Chsrc_Maintain_URL "/debian ", codename, "-updates main contrib non-free non-free-firmware\n"
+               "deb " Chsrc_Maintain_URL "/debian ", codename, "-backports main contrib non-free non-free-firmware\n"
+               "deb " Chsrc_Maintain_URL "/debian-security ", codename, "-security main contrib non-free non-free-firmware\n");
+               // 上述 debian-security 这种写法是和 Debian 10不同的，所以我们只能支持 Debian 11+
+        }
+      else if (version >= 11)
+        {
           makeup = xy_strjoin (9,
                "# Generated by chsrc " Chsrc_Version "(" Chsrc_Maintain_URL ")\n\n"
                "deb " Chsrc_Maintain_URL "/debian ", codename, " main contrib non-free\n"
-               "deb " Chsrc_Maintain_URL "/debian ", codename, "-security main contrib non-free\n"
                "deb " Chsrc_Maintain_URL "/debian ", codename, "-updates main contrib non-free\n"
-               "deb " Chsrc_Maintain_URL "/debian ", codename, "-backports main contrib non-free\n");
+               "deb " Chsrc_Maintain_URL "/debian ", codename, "-backports main contrib non-free\n"
+               "deb " Chsrc_Maintain_URL "/debian-security ", codename, "-security main contrib non-free\n");
+        }
+      else if (version >= 10)
+        {
+          makeup = xy_strjoin (9,
+               "# Generated by chsrc " Chsrc_Version "(" Chsrc_Maintain_URL ")\n\n"
+               "deb " Chsrc_Maintain_URL "/debian ", codename, " main contrib non-free\n"
+               "deb " Chsrc_Maintain_URL "/debian ", codename, "-updates main contrib non-free\n"
+               "deb " Chsrc_Maintain_URL "/debian ", codename, "-backports main contrib non-free\n"
+               "deb " Chsrc_Maintain_URL "/debian-security ", codename, "/updates main contrib non-free\n");
+               // 上述 debian-security 这种写法是和 Debian 11 不同的
+        }
+      else
+        {
+          chsrc_error ("您的Debian版本过低(<10)，暂不支持换源");
+          exit (2);
+        }
     }
 
   FILE *f = fopen (ETC_APT_SOURCELIST, "w");
@@ -861,17 +895,21 @@ ensure_apt_sourcelist (int debian_type)
 
 
 /**
- * @note 从 24.04 开始，Ubuntu 的软件源配置文件变更为 DEB822 格式，
+ * @note 从 Debian 12 开始，Debain 的软件源配置文件变更为 DEB822 格式，
+ *       路径为:  /etc/apt/sources.list.d/debian.sources"
+ *
+ * @note 从 Ubuntu 24.04 开始，Ubuntu 的软件源配置文件变更为 DEB822 格式，
  *       路径为:  /etc/apt/sources.list.d/ubuntu.sources
  */
-#define ETC_APT_DEB822_UBUNTU_SOURCES "/etc/apt/sources.list.d/ubuntu.sources"
+#define ETC_APT_DEB822_Debian_Sources "/etc/apt/sources.list.d/debian.sources"
+#define ETC_APT_DEB822_Ubuntu_Sources "/etc/apt/sources.list.d/ubuntu.sources"
 
 void
 os_ubuntu_getsrc (char *option)
 {
-  if (query_file_exist (ETC_APT_DEB822_UBUNTU_SOURCES))
+  if (query_file_exist (ETC_APT_DEB822_Ubuntu_Sources))
     {
-      chsrc_take_a_look_at_file (ETC_APT_DEB822_UBUNTU_SOURCES);
+      chsrc_take_a_look_at_file (ETC_APT_DEB822_Ubuntu_Sources);
       return;
     }
 
@@ -896,17 +934,17 @@ os_ubuntu_setsrc_for_deb822 (char *option)
   chsrc_yield_source (os_ubuntu);
   chsrc_confirm_selection (&source);
 
-  chsrc_backup (ETC_APT_DEB822_UBUNTU_SOURCES);
+  chsrc_backup (ETC_APT_DEB822_Ubuntu_Sources);
 
   char *arch = xy_run ("arch", 0, NULL);
   char *cmd  = NULL;
   if (strncmp (arch, "x86_64", 6)==0)
     {
-      cmd = xy_strjoin (3, "sed -E -i \'s@https?://.*/ubuntu/?@", source.url, "@g\' " ETC_APT_DEB822_UBUNTU_SOURCES);
+      cmd = xy_strjoin (3, "sed -E -i \'s@https?://.*/ubuntu/?@", source.url, "@g\' " ETC_APT_DEB822_Ubuntu_Sources);
     }
   else
     {
-      cmd = xy_strjoin (3, "sed -E -i \'s@https?://.*/ubuntu-ports/?@", source.url, "-ports@g\' " ETC_APT_DEB822_UBUNTU_SOURCES);
+      cmd = xy_strjoin (3, "sed -E -i \'s@https?://.*/ubuntu-ports/?@", source.url, "-ports@g\' " ETC_APT_DEB822_Ubuntu_Sources);
     }
 
   chsrc_run (cmd);
@@ -922,7 +960,7 @@ os_ubuntu_setsrc (char *option)
 {
   chsrc_ensure_root ();
 
-  if (query_file_exist (ETC_APT_DEB822_UBUNTU_SOURCES))
+  if (query_file_exist (ETC_APT_DEB822_Ubuntu_Sources))
     {
       chsrc_note_remarkably ("将基于新格式换源");
       os_ubuntu_setsrc_for_deb822 (option);
@@ -993,11 +1031,48 @@ os_mint_setsrc (char *option)
 void
 os_debian_getsrc (char *option)
 {
-  chsrc_take_a_look_at_file (ETC_APT_SOURCELIST);
+  if (query_file_exist (ETC_APT_DEB822_Debian_Sources))
+    {
+      chsrc_take_a_look_at_file (ETC_APT_DEB822_Debian_Sources);
+      return;
     }
 
+  if (query_file_exist (ETC_APT_SOURCELIST))
+    {
+      chsrc_take_a_look_at_file (ETC_APT_SOURCELIST);
+      return;
+    }
+
+  chsrc_error_remarkably ("缺少源配置文件！但仍可直接通过 chsrc set debian 来添加使用新的源");
+  return;
+}
+
+void
+os_debian_setsrc_for_deb822 (char *option)
+{
+  SourceInfo source;
+  chsrc_yield_source (os_debian);
+  chsrc_confirm_selection (&source);
+
+  chsrc_note_remarkably ("如果遇到无法拉取 HTTPS 源的情况，我们会使用 HTTP 源并需要您运行:");
+  puts ("apt install apt-transport-https ca-certificates");
+
+  chsrc_backup (ETC_APT_DEB822_Debian_Sources);
+
+  char *cmd = xy_strjoin (3, "sed -E -i \'s@https?://.*/debian/?@", source.url, "@g\' " ETC_APT_DEB822_Debian_Sources);
+  chsrc_run (cmd);
+
+  // debian-security 源和其他源不一样
+  cmd = xy_strjoin (3, "sed -E -i \'s@https?://.*/debian-security/?@", source.url, "-security", "@g\' " ETC_APT_DEB822_Debian_Sources);
+  chsrc_run (cmd);
+
+  chsrc_run ("apt update");
+  chsrc_say_lastly (&source, ChsrcTypeAuto);
+}
+
+
 /**
- * Debian Buster 以上版本默认支持 HTTPS 源。如果遇到无法拉取 HTTPS 源的情况，请先使用 HTTP 源并安装
+ * Debian 10 Buster 以上版本默认支持 HTTPS 源。如果遇到无法拉取 HTTPS 源的情况，请先使用 HTTP 源并安装
  * apt install apt-transport-https ca-certificates
  */
 void
@@ -1005,6 +1080,14 @@ os_debian_setsrc (char *option)
 {
   chsrc_ensure_root ();
 
+  if (query_file_exist (ETC_APT_DEB822_Debian_Sources))
+    {
+      chsrc_note_remarkably ("将基于新格式换源");
+      os_debian_setsrc_for_deb822 (option);
+      return;
+    }
+
+
   // Docker环境下，Debian镜像可能不存在该文件
   bool sourcelist_exist = ensure_apt_sourcelist (Debian_debian);