From bc7e32feff1b0cddab30de09578ef9b1491b9cd5 Mon Sep 17 00:00:00 2001 From: geekpi Date: Wed, 22 Feb 2023 08:44:08 +0800 Subject: [PATCH] translated --- ....1 ⭐️ Downgrading a Package via apt-get.md | 123 ------------------ ....1 ⭐️ Downgrading a Package via apt-get.md | 123 ++++++++++++++++++ 2 files changed, 123 insertions(+), 123 deletions(-) delete mode 100644 sources/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md create mode 100644 translated/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md diff --git a/sources/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md b/sources/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md deleted file mode 100644 index 38119988bb..0000000000 --- a/sources/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md +++ /dev/null @@ -1,123 +0,0 @@ -[#]: subject: "Downgrading a Package via apt-get" -[#]: via: "https://itsfoss.com/downgrade-apt-package/" -[#]: author: "Abhishek Prakash https://itsfoss.com/author/abhishek/" -[#]: collector: "lkxed" -[#]: translator: "geekpi" -[#]: reviewer: " " -[#]: publisher: " " -[#]: url: " " - -Downgrading a Package via apt-get -====== - -In a situation where a recently upgraded software is causing issues? - -While you can always investigate the issue to fix it, at times, going back to the previous working version saves time and effort. - -If the new version introduced a bug, you could do nothing on your end, right? - -The good thing is that you can easily downgrade an apt package in Ubuntu and Debian. - -All you have to do is to use the apt command like this: - -``` -sudo apt install package_name=package-version-number -``` - -That seems easy enough but how would you get the exact version number? Which old versions are supported? You can get that detail with: - -``` -sudo apt-cache policy package_name -``` - -Let me explain all this with a real-life example. - -### Downgrading apt package - -Recently, I was updating the Ubuntu server that hosts It's FOSS Community forum. - -I did the usual apt update && apt upgrade and things went bonkers by the time updates were installed. - -Apparently, the latest version of Docker didn't support the aufs storage driver. To reduce the downtime, I opted to downgrade to the previous Docker version. - -Check the currently installed package version - -![Installed Docker version][1] - -Then check for the available versions that could be installed: - -``` -sudo apt-cache policy package_name -``` - -It may throw a huge list or just a small one: - -![All installable versions of an apt package][2] - -If it shows at least one older version than the current one, you are in luck. - -Now, you may think that the version number of a package would be composed of just the numbers. But that may not always be the case. - -Basically, you copy the entire stuff before 500 (the priority number). - -``` -brave-browser: - Installed: 1.48.158 - Candidate: 1.48.164 - Version table: - 1.48.164 500 - 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages - *** 1.48.158 500 - 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages - 100 /var/lib/dpkg/status - 1.47.186 500 - 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages - 1.47.171 500 - 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages - 1.46.153 500 -``` - -Once you have got the package number, use it to downgrade the installed package like this: - -``` -sudo apt install package_name=package-version-number -``` - -![Downgrading an installed package via apt-get command][3] - -You'll see a warning about downgrading the package, of course. - -![Downgrading apt package][4] - -But once the process completes, your package would have been downgraded to the given older version. - -### So, hold it, maybe? - -So, you just learned to downgrade apt packages. But if you don't pay attention, the package will be upgraded again with the next system update. - -Don't want that? You can [prevent a package from being updated][5]. Use the apt-mark command like this: - -``` -sudo apt-mark hold package_name -``` - -I hope this quick tip helps you with downgrading the apt packages when the need arises. Let me know if you have questions or suggestions. - --------------------------------------------------------------------------------- - -via: https://itsfoss.com/downgrade-apt-package/ - -作者：[Abhishek Prakash][a] -选题：[lkxed][b] -译者：[译者ID](https://github.com/译者ID) -校对：[校对者ID](https://github.com/校对者ID) - -本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创编译，[Linux中国](https://linux.cn/) 荣誉推出 - -[a]: https://itsfoss.com/author/abhishek/ -[b]: https://github.com/lkxed/ -[1]: https://itsfoss.com/content/images/2023/02/installed-docker-version.png -[2]: https://itsfoss.com/content/images/2023/02/available-docker-versions.png -[3]: https://itsfoss.com/content/images/2023/02/downgrading-installed-packages.png -[4]: https://itsfoss.com/content/images/2023/02/downgrading-installed-package.png -[5]: https://itsfoss.com/prevent-package-update-ubuntu/ diff --git a/translated/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md b/translated/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md new file mode 100644 index 0000000000..05940f7c90 --- /dev/null +++ b/translated/tech/20230217.1 ⭐️ Downgrading a Package via apt-get.md @@ -0,0 +1,123 @@ +[#]: subject: "Downgrading a Package via apt-get" +[#]: via: "https://itsfoss.com/downgrade-apt-package/" +[#]: author: "Abhishek Prakash https://itsfoss.com/author/abhishek/" +[#]: collector: "lkxed" +[#]: translator: "geekpi" +[#]: reviewer: " " +[#]: publisher: " " +[#]: url: " " + +通过 apt-get 降级一个软件包 +====== + +最近升级的软件引起问题了？ + +虽然你总是可以调查问题以解决它，但有时，回到以前的工作版本可以节省时间和精力。 + +如果新的版本引入了一个 bug，你可以在你这一边什么都不做，对吗？ + +好消息是，你可以在 Ubuntu 和 Debian 中轻松地降级 apt 软件包。 + +你所要做的就是像这样使用 apt 命令： + +``` +sudo apt install package_name=package-version-number +``` + +这似乎很容易，但你如何获得确切的版本号？哪些旧版本被支持？你可以通过以下方式获得这个细节： + +``` +sudo apt-cache policy package_name +``` + +让我用一个现实生活中的例子来解释这些。 + +### 降级 apt 包 + +最近，我正在更新承载 It's FOSS 社区论坛的 Ubuntu 服务器。 + +我做了通常的apt update && apt upgrade，在更新安装时，事情变得糟糕。 + +很明显，最新版本的 Docker 不支持 aufs 存储驱动。为了减少停机时间，我选择了降级到以前的 Docker 版本。 + +检查当前安装的软件包版本。 + +![Installed Docker version][1] + +然后检查可以安装的可用版本： + +``` +sudo apt-cache policy package_name +``` + +它可能会抛出一个巨大的列表，或者只是一个小列表： + +![All installable versions of an apt package][2] + +如果它显示至少有一个比当前版本更早的版本，你就很幸运了。 + +现在，你可能认为一个软件包的版本号将只由数字组成。但情况可能并不总是这样。 + +基本上，你复制 500（优先级数字）之前的全部内容。 + +``` +brave-browser: + Installed: 1.48.158 + Candidate: 1.48.164 + Version table: + 1.48.164 500 + 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages + *** 1.48.158 500 + 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages + 100 /var/lib/dpkg/status + 1.47.186 500 + 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages + 1.47.171 500 + 500 https://brave-browser-apt-release.s3.brave.com stable/main amd64 Packages + 1.46.153 500 +``` + +当你得到了软件包的编号，用它来降级已安装的软件包，像这样： + +``` +sudo apt install package_name=package-version-number +``` + +![Downgrading an installed package via apt-get command][3] + +当然，你会看到一个关于降级软件包的警告。 + +![Downgrading apt package][4] + +但是当这个过程完成，你的软件包就会被降级到给定的旧版本。 + +### 所以，也许要保持它？ + +所以，你刚刚学会了降级 apt 软件包。但如果你不注意的话，该软件包会在下一次系统更新时再次升级。 + +不希望这样吗？你可以[阻止一个软件包被更新][5]。像这样使用 apt-mark 命令： + +``` +sudo apt-mark hold package_name +``` + +我希望这个快速技巧能帮助你在需要时降级 apt 软件包。如果你有问题或建议，请告诉我。 + +-------------------------------------------------------------------------------- + +via: https://itsfoss.com/downgrade-apt-package/ + +作者：[Abhishek Prakash][a] +选题：[lkxed][b] +译者：[geekpi](https://github.com/geekpi) +校对：[校对者ID](https://github.com/校对者ID) + +本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创编译，[Linux中国](https://linux.cn/) 荣誉推出 + +[a]: https://itsfoss.com/author/abhishek/ +[b]: https://github.com/lkxed/ +[1]: https://itsfoss.com/content/images/2023/02/installed-docker-version.png +[2]: https://itsfoss.com/content/images/2023/02/available-docker-versions.png +[3]: https://itsfoss.com/content/images/2023/02/downgrading-installed-packages.png +[4]: https://itsfoss.com/content/images/2023/02/downgrading-installed-package.png +[5]: https://itsfoss.com/prevent-package-update-ubuntu/