• @M600
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    64 hours ago

    I just setup Jellyfin on docker the other day for the first time.

    It just occurred to me that I don’t know how to update docker.

    Any advice?

    • @[email protected]
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      2 hours ago

      Check out Watchtower! Auto-update your containers. Don’t forget to set WATCHTOWER_CLEANUP to true, or your disk will be filled with old images.

      • @M600
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        155 minutes ago

        Thanks! I’ll check that out, I’m really loving how quick and easy docker has been so far.

    • @[email protected]
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      3 hours ago

      Did you use docker compose file or just run a command to start the container?

      Edit: I always use compose files. For that you can do the following:

      docker compose pull
      docker compose down
      docker compose up -d
      

      You don’t technically need the stop, but I’ve found once or twice in the past where it was good to stop because of image dependencies that I forgot to put in my compose.

      For running a command directly I found this website that seems to summarize it pretty well I think:

      https://www.cherryservers.com/blog/how-to-update-docker-image

      • @M600
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        155 minutes ago

        Yes, I used docker compose. Do I need to do anything to clean up with this method?

        • @[email protected]
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          6 minutes ago

          Now that you mention it, I always do a

          docker system prune -f
          

          This will clean up old images that are no longer used. I setup an alias command in Linux to do all of those commands.

          I just named it docker_update and saved it in my ~/.bashrc

          alias docker_update="docker compose pull && docker compose down && docker compose up -d && docker system prune -f"
          
    • @[email protected]
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      34 hours ago

      If you set up using compose and don’t have the version pinned:

      dockee compose down && docker compose pull jellyfin && docker compose up -d