k8s-resource-summarizer

k8s-resource-summarizer is an interactive tool that allows selecting Kubernetes contexts and namespaces, listing pods, and summarizing their CPU and memory resources. This tool is useful for administrators and developers who need a quick and consolidated view of resource usage in their Kubernetes clusters.

Features

• Selection of Kubernetes contexts from the kube-config file.
• Selection of namespaces, with default option for astarte if available.
• Listing of pods with details of their CPU and memory resources.
• Summarization of CPU and memory resources of all listed pods.

Requirements

• Python 3.x
• Kubernetes client (kubernetes package)
• pick library for interactive menus

Installation

Clone the repository and install the dependencies:

git clone https://github.com/your-user/k8s-resource-summarizer.git
cd k8s-resource-summarizer
pip install -r requirements.txt

Sample Output

Active host is http://localhost
Listing pods with their IPs in namespace: astarte:
Pod: astarte-appengine-api-7d5496f55b-zwfl5
  Namespace: astarte
  Pod IP: 10.244.0.22
  Limits: CPU: 540m, Memory: 1105M
  Requests: CPU: 216m, Memory: 552M
----------------------------------------
Pod: astarte-cfssl-579786b8c5-zsvrd
  Namespace: astarte
  Pod IP: 10.244.0.15
  Limits: CPU: 200m, Memory: 256M
  Requests: CPU: 100m, Memory: 128M
----------------------------------------
...
Total Resources:
  CPU Limits: 2270m
  Memory Limits: 3271Mi
  CPU Requests: 1368m
  Memory Requests: 1790Mi

Development

If you wish to contribute to the development of this tool, follow the steps below:

1. Fork the repository.
2. Create a new branch for your feature or bug fix (git checkout -b feature/new-feature).
3. Commit your changes (git commit -am 'Add new feature').
4. Push to the remote repository (git push origin feature/new-feature).
5. Create a Pull Request.

License

This project is licensed under the MIT License - see the LICENSE file for details.