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add validation for uniqueness of username and dbname

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This commit is contained in:
Florian Heuer 2025-12-16 13:52:39 +01:00
parent 010ac595c1
commit 4c54968793
Signed by: florian.heuer
GPG key ID: 40A4312733654662
1 changed files with 22 additions and 6 deletions
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26
postgres/variables.tf
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@ -55,10 +55,26 @@ variable "postgres_instance_region" {
# Postgres User and DB Configs # Postgres User and DB Configs
variable "postgres_databases" { variable "postgres_databases" {
description = "list of users and databases" description = "list of users and databases"
type = list(object({ type = list(object({
db_name = string # db name inside the instance db_name = string # db name inside the instance
user_name = string # username and owner for postgres db user_name = string # username and owner for postgres db
user_roles = list(string) # List of database access levels for the user. Supported values are: login, createdb. user_roles = list(string) # List of database access levels for the user. Supported values are: login, createdb.
})) }))
# -----------------------------------------------------------------
# Validation: each db_name must be unique
# -----------------------------------------------------------------
validation {
condition = length(distinct([for db in var.postgres_databases : db.db_name])) == length(var.postgres_databases)
error_message = "Each db_name must be unique."
}
# -----------------------------------------------------------------
# Validation: each user_name must be unique
# -----------------------------------------------------------------
validation {
condition = length(distinct([for db in var.postgres_databases : db.user_name])) == length(var.postgres_databases)
error_message = "Each user_name must be unique."
}
} }