[Solved] You deployed this Traefik Ingress YAML but traffic is not reaching your service. What is the most probable cause? apiVersion: networking.k8s.io/v1 kind:... What is the most probable cause? | Kubernetes

Kubernetes - Ingress

You deployed this Traefik Ingress YAML but traffic is not reaching your service. What is the most probable cause?

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: traefik-ingress
spec:
  rules:
  - host: app.example.com
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: my-service
            port:
              number: 80

AMissing annotation 'kubernetes.io/ingress.class: traefik'

BIncorrect apiVersion for Ingress resource

CService port number is invalid

DHost field is not allowed in Ingress spec

Step-by-Step Solution

Solution:

Step 1: Check for ingress class annotation
Traefik requires the annotation 'kubernetes.io/ingress.class: traefik' to bind the Ingress resource.
Step 2: Validate apiVersion
ApiVersion 'networking.k8s.io/v1' is correct for Ingress.
Step 3: Verify service port
Port 80 is valid and correctly specified.
Step 4: Confirm host usage
Host is valid in Ingress rules.
Final Answer:
Missing annotation 'kubernetes.io/ingress.class: traefik' -> Option A
Quick Check:
Ingress class annotation required for Traefik [OK]

Quick Trick: Traefik needs ingress.class annotation to route traffic [OK]

Common Mistakes:

Omitting ingress class annotation
Assuming apiVersion is incorrect
Misconfiguring service port

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More Kubernetes Quizzes

You deployed this Traefik Ingress YAML but traffic is not reaching your service. What is the most probable cause?

Step 1: Check for ingress class annotation

Step 2: Validate apiVersion

Step 3: Verify service port

Step 4: Confirm host usage

Final Answer:

Quick Check:

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