Terraform conditional expressions
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https://www.terraform.io/docs/language/expressions/conditionals.html
condition ? true_val : false_val
count = var.vpc_cidr_block != null ? 1 : 0
retention_in_days = var.yourenv == "prod" ? 14 : 1
count = var.env == "prod" ? 1 : 0
https://www.hashicorp.com/blog/announcing-terraform-0-12
locals {
public_instances_by_az = {
for i in aws_instance.example : i.availability_zone => i...
if i.associate_public_ip_address
}
}
Related[edit]
Error: Unsupported attribute
See also[edit]
- Terraform, OpenTofu, Terrakube.org, Installation, Terraform AWS, Terraform GCP, Terraform commands, Terraform Cloud, Terraform Enterprise (TFE), HCL, HIL, meta-arguments, providers, modules, resource, provisioners, data sources, backends: remote backends, examples, configuration files, state files, variables, types, Terraform Registry, conditionals:
depends_on, functions, Blocks, dynamic blocks, errors, Terragrunt, Terraformer, Terratest, Terraform certifications, Terraform map type, Terraform Associate, Terraform: list type,TF_VAR_, TF_LOG, Terraform provider versioning, Terraform Style Conventions, Required version, Terraform plugin, Terraform Named Values, tags, Changelog,tfsec, tflint, Operators, Expressions:for, splat, Debugging, Namespaces, Terraform Landing Zones, CDKTF, Atmos
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