feat: expose remote_leader_crn input in fscloud module and DA to allow provisioning of read only replicas (#572)

Author: MatthewLemmond

ibm_catalog.json

@@ -287,6 +287,9 @@
             },
             {
               "key": "backup_crn"
+            },
+            {
+              "key": "remote_leader_crn"
             }
           ]
         }

modules/fscloud/README.md

@@ -46,6 +46,7 @@ No resources.
 | <a name="input_name"></a> [name](#input\_name) | The name to give the Postgresql instance. | `string` | n/a | yes |
 | <a name="input_pg_version"></a> [pg\_version](#input\_pg\_version) | Version of the PostgreSQL instance. If no value is passed, the current preferred version of IBM Cloud Databases is used. | `string` | `null` | no |
 | <a name="input_region"></a> [region](#input\_region) | The region where you want to deploy your instance. Must be the same region as the Hyper Protect Crypto Services instance. | `string` | `"us-south"` | no |
+| <a name="input_remote_leader_crn"></a> [remote\_leader\_crn](#input\_remote\_leader\_crn) | A CRN of the leader database to make the replica(read-only) deployment. The leader database is created by a database deployment with the same service ID. A read-only replica is set up to replicate all of your data from the leader deployment to the replica deployment by using asynchronous replication. For more information, see https://cloud.ibm.com/docs/databases-for-postgresql?topic=databases-for-postgresql-read-only-replicas | `string` | `null` | no |
 | <a name="input_resource_group_id"></a> [resource\_group\_id](#input\_resource\_group\_id) | The resource group ID where the PostgreSQL instance will be created. | `string` | n/a | yes |
 | <a name="input_resource_tags"></a> [resource\_tags](#input\_resource\_tags) | Optional list of tags to be added to the PostgreSQL instance. | `list(string)` | `[]` | no |
 | <a name="input_service_credential_names"></a> [service\_credential\_names](#input\_service\_credential\_names) | Map of name, role for service credentials that you want to create for the database | `map(string)` | `{}` | no |

modules/fscloud/main.tf

@@ -3,6 +3,7 @@ module "postgresql_db" {
   resource_group_id                 = var.resource_group_id
   name                              = var.name
   region                            = var.region
+  remote_leader_crn                 = var.remote_leader_crn
   skip_iam_authorization_policy     = var.skip_iam_authorization_policy
   service_endpoints                 = "private"
   pg_version                        = var.pg_version

modules/fscloud/variables.tf

@@ -229,3 +229,9 @@ variable "backup_crn" {
   description = "The CRN of a backup resource to restore from. The backup is created by a database deployment with the same service ID. The backup is loaded after provisioning and the new deployment starts up that uses that data. A backup CRN is in the format crn:v1:<…>:backup:. If omitted, the database is provisioned empty."
   default     = null
 }
+
+variable "remote_leader_crn" {
+  type        = string
+  description = "A CRN of the leader database to make the replica(read-only) deployment. The leader database is created by a database deployment with the same service ID. A read-only replica is set up to replicate all of your data from the leader deployment to the replica deployment by using asynchronous replication. For more information, see https://cloud.ibm.com/docs/databases-for-postgresql?topic=databases-for-postgresql-read-only-replicas"
+  default     = null
+}

solutions/standard/main.tf

@@ -248,6 +248,7 @@ module "postgresql_db" {
   resource_group_id                 = module.resource_group.resource_group_id
   name                              = var.prefix != null ? "${var.prefix}-${var.name}" : var.name
   region                            = var.region
+  remote_leader_crn                 = var.remote_leader_crn
   skip_iam_authorization_policy     = var.skip_pg_kms_auth_policy
   pg_version                        = var.pg_version
   use_ibm_owned_encryption_key      = var.use_ibm_owned_encryption_key

solutions/standard/variables.tf

@@ -60,6 +60,12 @@ variable "backup_crn" {
   default     = null
 }
 
+variable "remote_leader_crn" {
+  type        = string
+  description = "A CRN of the leader database to make the replica(read-only) deployment. The leader database is created by a database deployment with the same service ID. A read-only replica is set up to replicate all of your data from the leader deployment to the replica deployment by using asynchronous replication. [Learn more](https://cloud.ibm.com/docs/databases-for-postgresql?topic=databases-for-postgresql-read-only-replicas)."
+  default     = null
+}
+
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