zufallsheld

2025-11-22 • python docker hashicorp vault tls certifi

The author describes a project where they developed a Python utility to manage secrets in Hashicorp Vault within a Docker container. They encountered an issue with TLS connections to other services due to the installation of the h...

2025-10-03 • automation devops gitlab ci/cd yaml

The blog post discusses how to dynamically include YAML files in a GitLab CI pipeline using external API calls. It explains the process of defining CI/CD variables and how to include specific versioned YAML files in the pipeline c...

2025-06-30 • command line jinja2 environment variables templating jquery

The blog post discusses how to use the jinja2-cli tool to template files with Jinja2, particularly focusing on loading variables from JSON files and environment variables. It provides a step-by-step guide on creating a JSON file u...

2025-12-01 • technology git web hosting software development marketing

The author critiques the marketing strategies of various popular Git hosting providers, highlighting the excessive use of jargon and vague language that obscures their actual services. GitHub and GitLab are criticized for their la...

2025-11-10 • devops webhooks openshift testing

The post discusses the need to verify the payload sent by an alertmanager in OpenShift to a target system. It highlights the lack of usable documentation at the time and introduces a webhook-tester from tarampampam that meets the ...

2025-06-30 • devops ansible jfrog artifactory curling iron

The post provides a step-by-step guide on how to create repositories in Artifactory using curl commands. It details the process of retrieving repository configurations from a testing instance and transferring them to a production ...

2025-05-21 • sustainable living technology conference stackconf

The text is a report on the Stackconf 2025 conference, covering various sessions and topics discussed, including sustainable infrastructure, threat detection in Kubernetes, integrating AI into API platforms, NVMe over TCP, multi-c...

2024-09-28 •

The text explains how to test CORS on the command line with curl. It provides a step-by-step guide on how to set the access-control-allow-origin header and how to test it using curl.

2024-09-24 •

The text explains how to configure additional security headers in GitLab's Nginx, particularly those that control cross-origin policies. It outlines the process and the specific headers needed to prevent cross-origin attacks and e...

2024-09-04 •

The text explains how to define different Helm-Repos in a template by using if-else conditions and functions. It provides a step-by-step guide on how to set the image variable based on whether the helm-chart is used for local deve...

2024-06-03 •

Glab ist ein Opensource-Tool, das es ermöglicht mit Gitlab über die Kommandozeile zu arbeiten. Das CLI-Tool wurde von Clement Sam gestartet und ist seit 2022 ein offizielles Gitlab-Produkt. Es kann mit Repositories arbeiten, die a...

2024-06-03 •

Glab is an open-source tool that allows you to work with GitLab from the command line, eliminating the need to switch to a browser. It can work with repositories hosted on gitlab.com as well as with your own GitLab instances. The ...

2024-02-21 •

The text discusses various interesting uses of the ternary-filter in Ansible, including displaying command output based on verbosity level, testing task idempotency, handling older Python versions, and performing actions based on ...

2023-12-11 •

The author explains how to create files and commits via the Github-API and Github-CLI to incorporate a CODEOWNERS-file to multiple repositories within their Github organization. They discuss the process of adding codeowners, creat...

2023-10-02 •

The text discusses how the author teaches Ansible to colleagues through a hands-on training session, emphasizing the importance of a functioning working environment. The training covers various topics related to Ansible, including...

2023-10-02 •

The text explains how to create Azure Prometheus datasources with Ansible. It provides a step-by-step guide and includes a bonus section on how to lookup the client and tenant ID from Terraform state.

2023-03-26 •

The text discusses the company's reliance on automation, particularly Red Hat Ansible, to provide high-quality IT services. The author, a Systems Architect, explains the DevOps process and the tools used to ensure reliable automat...

2023-03-22 •

The author discusses the need to clone multiple repositories at once and the traditional method of doing so. They introduce a tool called ghorg that simplifies the process and provide a command to use it. The author also mentions ...

2023-03-21 •

The author learned that they can use asterisks in systemctl status to check if some services are running on a machine. They were able to check for all the services by running systemctl status integration@* and it worked.

2023-03-10 •

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2023-02-28 •

The text explains how to view the history of a file with git log -p path/to/file.

2023-02-27 •

The text explains how to inspect Docker-Container using the docker-cli and skopeo. It compares the two methods and provides an example of using the docker manifest feature.

2023-01-19 •

The text explains how to work with Gitlab-CI's Pull Policy. It discusses the default configuration of the gitlab-runner to pull Docker images and how to change this behavior.

2022-07-03 •

The text describes an issue with Docker containers failing to start on a client's Linux machine. The error message indicates a problem with the final child's pid from the pipe causing 'EOF'. The author discovered that the issue wa...