Best practices to keep your Kubernetes runners moving
…About 90% of F5 jobs go through K8s Docker: Docker machine is run on-prem and in the cloud Why use Docker? F5 uses Docker to configure cluster networks in different jobs…
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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.
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 breezeThe 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 breeze…About 90% of F5 jobs go through K8s Docker: Docker machine is run on-prem and in the cloud Why use Docker? F5 uses Docker to configure cluster networks in different jobs…
…For this use case, we want to use a local Docker compose setup to verify the changes. If you want to reproduce the behavior, install Docker and Docker compose, otherwise remove the…
…My next question is that we are hosting GitLab using a Docker setup, this works quite well but we are not sure if this will create limitations in the long run, for…
…GitLab.com Upgrading the operating system version of GitLab SaaS runners on Linux Impacts pipelines using saas-linux-*-amd64 tagged shared runners on GitLab.com that use outdated Docker-in-Docker or…
…The docker tag ensures that this job is picked by the shared Runners on GitLab.com: scss_lint : stage : test script : - npx sass-lint '**/*.scss' -v tags : - docker Next, we define the…
…Please familiarize yourself with the background in the repository first! Docker image setup I prefer to work with Docker images, so I’ve used the Docker executor . AFL, your code, the test…
…registry.gitlab.com/pages/hugo:latest variables : GIT_SUBMODULE_STRATEGY : recursive grab-docs : tags : - docker image : name : ruby:2.7.5-slim script : - cd ${CI_PROJECT_DIR} - gem install gitlab - ruby grab…
…The pipeline uses Docker to build containers inside Docker, which will log in to our Kubernetes cluster’s container registry. “So GitLab automatically provides you with a container registry for your project…
…Wait, what is this? Ruby 3.1? Why do we need Ruby at all? Oh, GitLab.com uses Docker images to run our builds , and by default it uses the ruby:3…
…The build job applies the appropriate build strategy to create a Docker image of the application and stores it in the built-in Docker Registry. See the example of a container registry…