Upgrading the operating system version of our SaaS runners on Linux
… That COS upgrade includes a Docker Engine upgrade from Version 19.03.15 to Version 23.0.5, which introduces a known compatibility issue. …
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Docker is a platform that uses Linux kernel features to run applications in isolated containers, providing tools such as Docker Engine, Docker Desktop, and Docker Compose.
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What is meant by Docker Hub limits?
Each docker pull request toward the central hub.docker.com container registry is being counted. When a defined limit is reached, future requests are blocked and might be delayed into the next free window. CI/CD jobs cannot be executed anymore after receiving a HTTP error 429 - too many requests and similar errors will be seen in production deployment logs for Kubernetes. Docker defines this limit with 100 anonymous requests every six hours for the client's source IP address. If you have multiple container deployments behind an IP address, for example a company DMZ using a NAT, this limit can b
How to make Docker Hub rate limit monitoring a breezeHow to check the Docker Hub request limit?
The Docker documentation suggests to use CLI commands which invoke curl HTTP requests against the Docker Hub registry and parse the JSON response with jq. Define the IMAGE variable once for the following CLI commands to use: $ IMAGE="ratelimitpreview/test" Obtain a token for authorization. Optionally print the variable value to verify its content. $ TOKEN=$(curl "https://auth.docker.io/token?service=registry.docker.io&scope=repository:$IMAGE:pull" | jq -r .token) $ echo $TOKEN The next step is to simulate a docker pull request. Instead of using GET as HTTP request method, a HEAD request is se
How to make Docker Hub rate limit monitoring a breezeHow to make Docker Hub rate limit monitoring a breeze
… Ensure that docker-compose is installed and clone/download the repository. Then run the following commands: $ cd example/docker-compose $ docker-compose up -d Navigate to http://localhost:3030 to access Grafana and explore the demo environment with the pre-built dashboard. …
Getting [meta] with GitLab CI/CD: Building build images
… Added to the front of my .gitlab-ci.yml meta-build-image : image : docker:stable services : - docker:dind stage : prepare script : - docker login -u $CI REGISTRY USER -p $CI REGISTRY PASSWORD $CI REGISTRY - cd .meta - docker build -t $CI REGISTRY/group/project/buildimage:latest . - docker push $CI … …
Tracking TCP Keepalives: Lessons in Docker, Golang & GitLab
… When you run Docker from the command-line interface e.g., docker attach my-container , the program just makes REST calls to the Docker Engine API . The rest of the diagram shows how Docker Machine fits into the picture. Docker Machine is an entirely separate program. …
GitLab helps mitigate Docker Hub's open source image removal
… The example inspects the project for the GitLab handbook and website to analyze whether its CI/CD deployment pipelines could be affected by the Docker Hub changes. $ git clone https://gitlab.com/gitlab-com/www-gitlab-com && cd www-gitlab-com $ find . -type f -iname ' ci.yml' -exec sh -c "grep 'imag… …
Continuous integration: From Jenkins to GitLab using Docker
… Here is the corresponding Dockerfile: FROM php:5.6.30 MAINTAINER Linagora Folks RUN apt-get update \ apt-get -y install unzip git php5-curl php5-dev php-amqplib \ docker-php-ext-install bcmath \ pecl install mongo \ docker-php-ext-enable mongo \ curl https://getcomposer.org/installer | php \ mv com… …
Using the Dependency Proxy to improve your pipelines
… If you are manually pulling images in the script using docker pull , you can log in and pull like this: .gitlab-ci.yml dependency-proxy-pull-master : Official docker image. image : docker:latest stage : build services : - docker:dind before script : - docker login -u "$CI DEPENDENCY PROXY USER" -p … …
Automated Debian Package Build with GitLab CI
… Configure GitLab CI Now, the prepared Docker container has to be registered for the current project ci-docker-registry , in which a package is to be built: gitlab-ci-multi-runner register \ --non-interactive \ --url "$ GITLAB URL " \ --registration-token "$ CI TOKEN " \ --description "Generic debia… …
How we introduced DevOps at the province of Nova Scotia
… As you can see, we’re tagging the Docker image with the last commit and pushing it to our internal registry. image: docker:1.12 stage: build script: - docker build -t ${DOCKER REGISTRY}/${NAMESPACE}/${CI PROJECT NAME}:${CI COMMIT SHA} - docker push ${DOCKER REGISTRY}/${NAMESPACE}/${CI PROJECT NAME}… …
Building containers with GitLab Runner & AWS Fargate executor
… Create this file with the content below and commit it to the git repository if you changed the Buildspec name when configuring the CodeBuild project in Step 2 , please create the file accordingly : version : 0.2 phases : install : commands : - nohup /usr/local/bin/dockerd --host=unix:///var/run/doc… …