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submitted 5 days ago* (last edited 5 days ago) by interdimensionalmeme@lemmy.ml to c/linux@lemmy.ml

I thought this would be hard, but turns out the following oneliner does it, with maybe no sideeffects ?

echo 'docker() { [ "$1" = "sh" ] && docker exec -it "$2" sh || command docker "$@"; }' >> ~/.bashrc && source ~/.bashrc

This creates a bash alias for "docker ps" , every other command should run as normal

Now I just need to remember to run this one liner on every single computer I use in the future...

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[-] bjornsno@lemm.ee 38 points 5 days ago

That's the neat thing, you don't

Jokes aside, you create a custom Dockerfile and copy a statically compiled shell binary.

[-] vinnymac@lemmy.world 1 points 5 days ago

Always wondered why this wasn’t automated, from an ergonomics perspective, a command that lets me open a shell could detect that no shell exists, and then do as you said, without me having to lift a finger. It’s not very unix-y, but it could be a sort of plug-in for Docker CLIs.

[-] nous@programming.dev 3 points 5 days ago
[-] interdimensionalmeme@lemmy.ml 4 points 5 days ago

Note

Docker Debug requires a Pro, Team, or Business subcription.

I don't know if that applies to me but big yikes!

[-] nous@programming.dev 2 points 5 days ago

Oh, misses that bit... Seems there is a third party plugin that does something similar.

[-] vinnymac@lemmy.world 1 points 4 days ago

Now that is more what I had in mind! I’ll definitely be using this, thanks

this post was submitted on 23 Dec 2024
15 points (69.2% liked)

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