Is there a command to update (pull) all the downloaded Docker images at once in the terminal ?
By pushing a new Docker image to your repository, Watchtower will automatically trigger a chain of events to update your running container's base Docker image. When Watchtower detects a new push, it will pull the new base image, gracefully shutdown your running container, and start it back up.
Pull a repository with multiple images By default, docker pull pulls a single image from the registry. A repository can contain multiple images. To pull all images from a repository, provide the -a (or --all-tags ) option when using docker pull .
To update to a newer image, you first need to pull the new version. Run the docker pull command followed by a colon and the name and the tag of the newer image: the name and tag that you took note of previously.
No, there is no built-in command to pull
all docker images
at once.
But you can try this (multiline) bash using docker --format
:
for image in $(docker images --format "{{.Repository}}:{{.Tag}}" | grep -v '<none>')
do
docker pull $image
done
Or in one line:
for image in $(docker images --format "{{.Repository}}:{{.Tag}}" | grep -v '<none>'); do docker pull $image; done;
You can use this :
docker images | awk '{print $1":"$2}' | grep -v REPOSITORY | xargs -L1 docker pull
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