How to update docker image

How to update docker image?

Whenever the remote image is updated, first pull it to the local

docker pull gogs/gogs

docker images. There will be two images with the same name, one with the tag latest and one with the tag none

Update script

#!/bin/shdocker rm -f gogs
docker run --name=gogs -d -p 3022:22 -p 3000:3000 -v /home/docker/gogs:/data gogs/gogs

After the execution is completed, find the image ID with the tag none and delete it manually:

docker rmi [image id]

Related recommendations: docker tutorial

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