Section 16 | Kubernetes ConfigMaps & Secrets Explained | Zero to Hero + Hands-on Real DevOps Project

In this video, we deep dive into Kubernetes ConfigMaps and Secrets with a real-world DevOps project and hands-on implementation.

If you're learning Kubernetes, this is one of the most important concepts you MUST understand how to separate configuration from application code and securely manage sensitive data like passwords and API keys.

We don’t just talk theory we build and deploy a MySQL application using ConfigMaps, Secrets, Persistent Volumes, and Kubernetes Deployments.
🔗 Useful Links:
github link : https://github.com/arumullayaswanth/Kubernetes
👉 Join the Community : https://t.me/+X5CL8Zc5k_k1YTRl
👉 discord Community : https://discord.gg/9yWMQ2HC
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🔥 What you’ll learn in this video:

* What are ConfigMaps in Kubernetes (with real examples)
* What are Secrets and why they are critical for security
* Difference between ConfigMaps vs Secrets
* How Kubernetes injects configuration into Pods
* Real-world project with MySQL using ConfigMap & Secret
* Persistent Volume (PV) and Persistent Volume Claim (PVC)
* Step-by-step deployment on Kubernetes & EKS
* Live demo: Changing config WITHOUT rebuilding code
* Live demo: Updating secrets securely
* Debugging common issues (CrashLoopBackOff, PVC issues)

💡 Real DevOps Insight:
In production systems, code should never change for configuration updates. Kubernetes allows dynamic configuration using ConfigMaps and Secrets — this is the backbone of scalable systems.

🧪 Hands-on Project:
We deploy a MySQL database using:

* ConfigMap (DB name, user)
* Secret (passwords)
* Persistent storage
* Kubernetes Deployment & Service

📌 Tools Used:

* Kubernetes (Minikube & EKS)
* kubectl
* Docker

🚀 This video is part of the Kubernetes Zero to Hero series.

If you want to become a DevOps engineer, mastering ConfigMaps and Secrets is non-negotiable.

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Видео Section 16 | Kubernetes ConfigMaps & Secrets Explained | Zero to Hero + Hands-on Real DevOps Project канала Yash Academy