Kubernetes - Services
You have a LoadBalancer service exposing multiple ports. How can you ensure that traffic to port 443 is forwarded to targetPort 8443 in your pods?
You have a LoadBalancer service exposing multiple ports. How can you ensure that traffic to port 443 is forwarded to targetPort 8443 in your pods?
hard📝 Workflow Q9 of 15
Step-by-Step Solution
Solution:
Step 1: Understand port mapping in LoadBalancer service
Service port defines external port, targetPort defines pod port to forward traffic.Step 2: Correct YAML configuration
Setting port: 443 and targetPort: 8443 forwards external 443 traffic to pod port 8443.Final Answer:
Specify port 443 and targetPort 8443 in service YAML -> Option CQuick Check:
Port to targetPort mapping done in service ports section [OK]
Quick Trick: Map external port to pod port using port and targetPort fields [OK]
Common Mistakes:
- Misusing externalIPs for port mapping
- Confusing NodePort with LoadBalancer port mapping
- Changing containerPort without service port mapping
Master "Services" in Kubernetes
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