Debian 12中apt-add-repository无法添加non-free组件的解决方案咨询

问题描述 #

在Debian 12（bookworm）中执行apt-add-repository -y non-free命令添加non-free组件时，命令输出提示已添加组件，但/etc/apt/sources.list.d/debian.sources文件并未更新，组件未成功添加。该操作在Debian 11（bullseye）中可正常执行，原因是Debian 12采用了新的Deb822格式源文件（.sources），替代了旧的sources.list格式：

旧格式：

deb http://deb.debian.org/debian/ bookworm main

新格式：

Types: deb
# http://snapshot.debian.org/archive/debian/20230703T000000Z
URIs: http://deb.debian.org/debian
Suites: bookworm bookworm-updates
Components: main
Signed-By: /usr/share/keyrings/debian-archive-keyring.gpg

相关操作及输出如下：

# apt-get update
Hit:1 http://deb.debian.org/debian bookworm InRelease
Hit:2 http://deb.debian.org/debian bookworm-updates InRelease
Hit:3 http://deb.debian.org/debian-security bookworm-security InRelease
Reading package lists... Done
# apt-add-repository -y non-free
Adding component(s) 'non-free' to all repositories.
Hit:1 http://deb.debian.org/debian bookworm InRelease
Hit:2 http://deb.debian.org/debian bookworm-updates InRelease
Hit:3 http://deb.debian.org/debian-security bookworm-security InRelease
Reading package lists... Done
# cat /etc/apt/sources.list.d/debian.sources 
Types: deb
# http://snapshot.debian.org/archive/debian/20230703T000000Z
URIs: http://deb.debian.org/debian
Suites: bookworm bookworm-updates
Components: main
Signed-By: /usr/share/keyrings/debian-archive-keyring.gpg

Types: deb
# http://snapshot.debian.org/archive/debian-security/20230703T000000Z
URIs: http://deb.debian.org/debian-security
Suites: bookworm-security
Components: main
Signed-By: /usr/share/keyrings/debian-archive-keyring.gpg

替代解决方案（除手动编辑文件外） #

1. 指定完整源条目调用apt-add-repository #

直接执行包含non-free组件的完整源添加命令，系统会自动更新源配置文件：

# 添加主源及更新源的non-free组件
apt-add-repository -y "deb http://deb.debian.org/debian bookworm main non-free"
apt-add-repository -y "deb http://deb.debian.org/debian bookworm-updates main non-free"
# 添加安全源的non-free组件
apt-add-repository -y "deb http://deb.debian.org/debian-security bookworm-security main non-free"

执行完成后，再次运行apt-get update即可生效。

2. 使用apt edit-sources简化编辑 #

运行以下命令，系统会自动打开默认编辑器（如nano）并加载所有源配置文件：

apt edit-sources

在打开的文件中，找到对应源的Components行，添加non-free（例如Components: main non-free），保存并退出编辑器后，apt会自动刷新软件源缓存。

内容的提问来源于stack exchange，提问作者Milosz Wasilewski