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Update: Docker-Free solution see below. Using Docker. This is the solution I use with gitlab using the docker:stable image. Login

#!/bin/sh. #. # Checks if a given docker image exists. #. # Usage: ./docker-image-exists.sh image[:tag]. #. # Requires curl and jq to be installed.

Check if a Docker image exists locally. 1. Exact tag: docker image inspect. Use docker image inspect to check that a specific image and tag exists. ... 2. List of images: docker images. Use docker images to get a list of images installed locally. You can add the name of …

Check if a Docker image exists locally · 1. Exact tag: docker image inspect · 2. List of images: docker images.

22.05.2021 · This is about how you can check if a docker image (with a specific tag) already exists or not. We'll divide this article into two parts (based on Types of Images): Public Images. Private Docker Hub Images. Let's start. 1. Public Images. As we know this is the URL of Docker Hub. https://hub.docker.com. Like every other application, Docker Hub ...

How to inspect a docker image from dockerhub without pulling it. ... If makes sure that the user supplied the right # amount of arguments ...

18.06.2018 · yeah in this case I am just looking to ping the Docker hub server/registry to see if the image exists - this is so I can give the user a good warning if the image doesn't exist, in advance instead of making them wait too long

26.11.2017 · Inspecting Docker images without pulling them. The Docker Registry API is the protocol to facilitate distribution of images to the docker engine. It interacts with instances of the docker registry to manage information about docker images and enable their distribution. The API calls need to specify the type of content that it accepts ...

As part of a bash script, I want to check if a particularly docker image:tag combination exists on docker hub. Also, it will be a private repository.

LOGGER.info("Checking if Docker tag exists in registry: " + dockerTag);; boolean imageExists = false;; String serviceName = "chk-" + dockerTag; ...

I usually test the result of docker images -q (as in this script): if [[ "$(docker images -q myimage:mytag 2> /dev/null)" == "" ]]; then # do something fi ...

But since docker images only takes REPOSITORY as parameter, you would need to grep on tag, without using -q . docker images takes tags now (docker 1.8+) [REPOSITORY [:TAG]] The other approach mentioned below is to use docker inspect . I'd like to find out if a Docker image with a specific tag exists locally.

07.04.2017 · How can I list all tags of a Docker image on a remote Docker registry using the CLI (preferred) or curl? Preferably without pulling all versions from the remote registry. I just want to list the tags. To get all the tags for an image you can use "curl" to get the specific image you want and pipe the output into "jq" to extract the information.