Difference between revisions of "Terraform variable validation"
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↑ https://www.hashicorp.com/blog/custom-variable-validation-in-terraform-0-13
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<code>[[validation]]</code> [[Terraform variables|variable]] validation <ref>https://www.hashicorp.com/blog/custom-variable-validation-in-terraform-0-13</ref> | <code>[[validation]]</code> [[Terraform variables|variable]] validation <ref>https://www.hashicorp.com/blog/custom-variable-validation-in-terraform-0-13</ref> | ||
| + | |||
| + | variable "aws_region" { | ||
| + | type = string | ||
| + | description = "region used to deploy workloads" | ||
| + | default = "us-east-1" | ||
| + | validation { | ||
| + | condition = can(regex("^us-", var.aws_region)) | ||
| + | error_message = "The aws_region value must be a valid region in the USA, starting with \"us-\"." | ||
| + | } | ||
| + | } | ||
| + | |||
| + | |||
| + | * Since [[Terraform 1.2]] (2022): <code>[[precondition]]</code> and <code>[[postcondition]]</code> added for improving code and input [[validation]] | ||
== See also == | == See also == | ||
| − | * {{Terraform}} | + | * {{Terraform variables}} |
[[Category:Terraform]] | [[Category:Terraform]] | ||
Latest revision as of 16:16, 4 April 2023
validation variable validation [1]
variable "aws_region" {
type = string
description = "region used to deploy workloads"
default = "us-east-1"
validation {
condition = can(regex("^us-", var.aws_region))
error_message = "The aws_region value must be a valid region in the USA, starting with \"us-\"."
}
}
- Since Terraform 1.2 (2022):
preconditionandpostconditionadded for improving code and input validation
See also[edit]
- Terraform variables, types, env variables,
variables.tf,.tfvars,nullable,validation,terraform.tfvars
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