Q: How do you pass a list of values to a Terraform variable?
In terraform.tfvars: subnet_ids = ["subnet-abc", "subnet-def"]. In CLI: -var='subnet_ids=["subnet-abc","subnet-def"]'. In the variable de...
#Terraform #Use VPC ID from another module #L2 #IaC #Cloud Infrastructure
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""In our enterprise Terraform repository, we designed reusable modules and remote backends to prevent this exact issue. When addressing this question, I walk the interviewer through our production incident runbook: isolating the blast radius, checking diagnostic logs and metrics, and applying a safe fix.""
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🛠️ Production Runbook & Step-by-Step Resolution
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In terraform.tfvars: subnet_ids = ["subnet-abc", "subnet-def"]. In CLI: -var='subnet_ids=["subnet-abc","subnet-def"]'. In the variable definition: type = list(string).
💡 The Senior SRE Gold Nugget (Key Architectural Takeaway)
"Pro-Tip: In terraform.tfvars: subnet_ids = ["subnet-abc", "subnet-def"]. In CLI: -var='subnet_ids=["subnet-abc","subnet-def"]'. In the vari."
⚡ 60-Second Elevator Pitch Talking Points
- Immediate Triage: In terraform.tfvars: subnet_ids = ["subnet-abc", "subnet-def"]. In CLI: -var='subnet_ids=["subn
- Run targeted verification commands before modifying configuration.
- Automate permanent guardrails (CI check, alerts, IaC policy) to prevent recurrence.
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