Category devops

Error- helm docker-registry does not have any active endpoint

After I upgrade helm docker-registry to 2.7.1 and I met an error below. ConnectionError: HTTPSConnectionPool(host='registry.xxxxxxx.com', port=443): Max retries exceeded with url: /v2/ (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x109aa90d0>: Failed to establish a new connection: [Errno 8] nodename nor servname provided,…

How to clean up none docker images

You might create several <none> docker images during building a docker container. So cleaning up would be good for your local development environment because they might take your local storage. There are two ways that you can clean up. docker…

Git ignore vs Git exclude

If you are a developer you might have used git to manage your source repository. Then you might use .gitignore file to exclude files or folders that you don’t want to sync with your remote repository. .gitignore If you specifies…

Docker connection is refused in Jenkins

The issue was from Docker configuration. In Ubuntu 18.04 Docker configuration is located in Then I need to update to enable Docker daemon connection from Jenkins. ExecStart=/usr/bin/docker daemon -H fd:// I updated the configuration above to a new configuration…