Adds explicit type to additional_tags variable

May be required by terraform 14

Author: souza-dan

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## v1.0.0 - April 12th 2021
 * Updates minimum Terraform version to 13
 * Updates minimum AWS provider version to 3.36.0
+* Adds explicit type to `additional_tags` variable
 
 ## v0.4.1 - Nov 6th 2020
 * Adds input `db_port` to configure port that postgres database accepts connections on

README.md

@@ -55,7 +55,7 @@ This terraform module will create:
 | subnet\_group\_name | The name of the subnet group to add the RDS instance to | `string` | n/a | yes |
 | vpc\_id | VPC ID for the rds security group | `string` | n/a | yes |
 | additional\_cidrs | Additional CIDR to connect to RDS Postgres instance | `list(string)` | `[]` | no |
-| additional\_tags | Additional tags to set on the RDS instance | `map` | `{}` | no |
+| additional\_tags | Additional tags to set on the RDS instance | `map(string)` | `{}` | no |
 | allocated\_storage | Allocate storage | `number` | `20` | no |
 | apply\_immediately | Apply immediately, do not set this to true for production | `bool` | `false` | no |
 | backup\_retention\_period | Backup retention period in days | `number` | `14` | no |

modules/rds-postgres-sg/README.md

@@ -38,7 +38,7 @@ This terraform module will create:
 | ingress\_sg\_ids | List of security group IDs to allow ingress from (i.e. Spark cluster SG IDs, Tamr VM SG ID) | `list(string)` | n/a | yes |
 | vpc\_id | VPC ID for the rds security group | `string` | n/a | yes |
 | additional\_cidrs | Additional CIDR to connect to RDS Postgres instance | `list(string)` | `[]` | no |
-| additional\_tags | Additional tags to set on the RDS instance | `map` | `{}` | no |
+| additional\_tags | Additional tags to set on the RDS instance | `map(string)` | `{}` | no |
 | security\_group\_name | Name for the security group for the rds instance | `string` | `"tamr_rds_sg"` | no |
 
 ## Outputs

modules/rds-postgres-sg/variables.tf

@@ -22,6 +22,6 @@ variable "additional_cidrs" {
 
 variable "additional_tags" {
   description = "Additional tags to set on the RDS instance"
-  type        = map
+  type        = map(string)
   default     = {}
 }

variables.tf

@@ -105,7 +105,7 @@ variable "copy_tags_to_snapshot" {
 
 variable "additional_tags" {
   description = "Additional tags to set on the RDS instance"
-  type        = map
+  type        = map(string)
   default     = {}
 }