Day 5: Kubernetes Services — How Your App Gets a Stable IP or URL

Let’s Start With What You Might Know

By now, you’ve launched a container, wrapped it in a Pod, deployed it using a Deployment, and scaled it up to multiple Pods.

But here’s the next problem:

“Okay, my app is running inside Kubernetes… but how do I access it?”

You try running:

kubectl get pods -o wide

And you see something like:

NAME       READY   STATUS    IP            NODE
myapp-xyz  1/1     Running   10.244.1.5    worker-node-1

Great — but:

• That Pod IP is internal

• It changes if the Pod dies and restarts

• And if you have 3 replicas… which IP do you even hit?

That’s where Services come in...

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