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| computer_science:docker:docker_cheatsheet [2020/10/30 16:39] – carlossousa | computer_science:docker:docker_cheatsheet [2023/12/11 21:30] (current) – carlossousa |
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| |docker-exec -ti <container-name> /bin/bash|Opens a Shell Prompt inside a Container (so you can troubleshoot)| | |docker-exec -ti <container-name> /bin/bash|Opens a Shell Prompt inside a Container (so you can troubleshoot)| |
| |docker save <image> > file.tar|Saves an Image to a Tar file \\ Eg.: docker save nginx:latest > nginx_backup.tar| | |docker save <image> > file.tar|Saves an Image to a Tar file \\ Eg.: docker save nginx:latest > nginx_backup.tar| |
| |docker import file.tar|Loads a Tar file as an Image| | |docker load < file.tar|Loads a Tar file as an Image| |
| |docker stop $(docker ps -a -q)|Stops all Containers. You can use "rm" instead of "stop" to remove them!| | |docker stop $(docker ps -a -q)|Stops all Containers. You can use "rm" instead of "stop" to remove them!| |
| |<code bash> | |<code bash> |
| docker build --tag <tag> . | docker build --tag <tag> . |
| </code>|To be run from the directory where "dockerfile" lives. Will greate an Image with the tag provided. \\ Eg.: docker build –tag tornscrapper:0.1| | |
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| \\ | |
| | </code> |To be run from the directory where "dockerfile" lives. Will create an Image with the tag provided. Eg.: docker build –tag tornscrapper:0.1 | |
| | |<code> |
| | docker images -a | grep none | awk '{ print $3; }' | xargs docker rmi |
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| | </code> |Delete dangling images and / or images that have a "none" tag. \\ Might be helpful if "docker image prune" doesn't remove those.| |
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