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This is a guide to migrate Debian's apt package management commands to Alpine's apk commands.
Software packages for Alpine Linux are digitally signed tar.gz archives that can contain binaries, configuration files and dependency metadata. Packages, sometimes called "a-packs" use the extension .apk.
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Because this guide focuses on Dockerfiles, this guide it only covers a selected subset of all apk commands. Readers interested in learning more about apk should read Alpine's package management guide.
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| Action | apt command | apk command |
|---|---|---|
Update package database | apt-get update | apk update |
Install packages | apt-get install package1 package2 | apk add package1 package2 |
Remove packages | apt-get remove package1 package2 | apk del package1 package2 |
Download packages | apt-get install --download-only package1 package2 | apk fetch package1 package2 |
Clean up downloaded packages | apt-get clean | Alpine cleans up packages automatically. |
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Learning more about apk
The fastest to learn about apk is to use it within a Docker container.
$ docker pull alpine
$ docker run -ti alpine
You will get Alpine's shell prompt. To get detailed information on options and sub-commands, execute:
#apk --help --verbose
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