Kubernetes - Ingress
An Ingress resource is defined but external requests return 404 errors. What is a likely cause?
An Ingress resource is defined but external requests return 404 errors. What is a likely cause?
medium📝 Troubleshoot Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Understand 404 from Ingress
404 means no matching rule found for the request host/path in Ingress rules.Step 2: Consider other causes
Service down causes connection errors, missing controller causes no routing, DNS issues cause name resolution failures, not 404.Final Answer:
Ingress rules do not match the request host or path -> Option AQuick Check:
404 means no matching Ingress rule found [OK]
Quick Trick: Check Ingress rules match host and path to avoid 404 [OK]
Common Mistakes:
- Assuming service or controller issues cause 404
- Blaming DNS for HTTP 404 errors
- Ignoring host/path matching in Ingress
Master "Ingress" in Kubernetes
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