Aurora postgres global cluster

Terraform Providers AWS
1

iam seeing bellow error while creating global cluster

module.aurora_global.aws_rds_global_cluster.global: Creating… ╷ │ Error: error creating RDS Global Cluster: InvalidParameterCombination: When creating global cluster from existing db cluster, value for engineVersion should not be specified since it will be inherited from source cluster │ status code: 400, request id: 2c159c59-7e8c-4bd4-bdfb-cca92f5f8a20 │ │ with module.aurora_global.aws_rds_global_cluster.global, │ on …/modules/database/rds/aurora_global/main.tf line 3, in resource “aws_rds_global_cluster” “global”: │ 3: resource “aws_rds_global_cluster” “global” { │

Terraform version - 1.2.2
AWS provider 4.13

code:

#Cluster Creation
resource "aws_rds_cluster" "aurora_cluster" {
  cluster_identifier                  = var.cluster_identifier
  database_name                       = var.database_name
  master_username                     = var.master_username
  master_password                     = var.master_password
  engine                              = var.engine
  global_cluster_identifier           = var.global_cluster_identifier
  replication_source_identifier       = var.replication_source_identifier
  source_region                       = var.source_region
  allow_major_version_upgrade         = "true"
  iam_database_authentication_enabled = var.iam_database_authentication_enabled
  engine_version                      = var.engine == "aurora" ? var.mysql_version : var.postgre_version
  port                                = var.engine == "aurora" ? var.mysql_port : var.postgre_port
  backup_retention_period             = var.backup_retention_period
  preferred_maintenance_window        = var.cluster_preferred_maintenance_window
  preferred_backup_window             = var.preferred_backup_window
  db_subnet_group_name                = var.db_subnet_group_name
  db_cluster_parameter_group_name     = var.db_cluster_parameter_group_name
  db_instance_parameter_group_name    = var.db_cluster_parameter_group_name
  vpc_security_group_ids              = var.securitygroup_id
  storage_encrypted                   = var.storage_encrypted
  apply_immediately                   = var.apply_immediately
  copy_tags_to_snapshot               = "true"
  enabled_cloudwatch_logs_exports     = ["postgresql"]
  kms_key_id                          = var.kms_key_id
  lifecycle {
    ignore_changes = [kms_key_id, master_password, source_region, replication_source_identifier, database_name, global_cluster_identifier ]
  }
  skip_final_snapshot = var.skip_final_snapshot
  snapshot_identifier = var.snapshot_identifier
  deletion_protection = var.deletion_protection
  tags = merge(
    var.default_tags,
    {
      "name" = format("%s", var.cluster_identifier)
    },
  )
}

#Cluster Instance creation
resource "aws_rds_cluster_instance" "aurora_cluster_instance" {
  identifier                      = var.cluster_identifier
  engine                          = var.engine
  cluster_identifier              = aws_rds_cluster.aurora_cluster.id
  instance_class                  = var.instance_class
  publicly_accessible             = var.publicly_accessible
  db_parameter_group_name         = var.db_parameter_group_name
  auto_minor_version_upgrade      = var.auto_minor_version_upgrade
  monitoring_role_arn             = "arn:aws:iam::${var.account_id}:role/${var.monitoring_role}"
  monitoring_interval             = var.monitoring_interval
  ca_cert_identifier              = var.ca_cert_identifier
  performance_insights_enabled    = "true"
  preferred_maintenance_window    = var.instance_preferred_maintenance_window
  performance_insights_kms_key_id = var.kms_key_id
  apply_immediately               = var.apply_immediately
  lifecycle {
    ignore_changes = [performance_insights_kms_key_id, engine_version]
  }
  copy_tags_to_snapshot = "true"
  tags = merge(
    var.default_tags,
    {
      "name" = format("%s", var.cluster_identifier)
    },
  )
}

# Replica Resource
resource "aws_rds_cluster_instance" "aurora_cluster_replica" {
  count                           = var.enable_replica ? var.number_of_replicas : 0
  identifier                      = "${var.application_id}${var.cluster_subsysid}-${var.id_dbengine}${var.dbtype["id_dbtype.${var.engine}"]}-r${count.index + 1}${var.dbenv["id_dbenv.${var.environment}"]}"
  engine                          = var.engine
  cluster_identifier              = aws_rds_cluster.aurora_cluster.id
  instance_class                  = var.instance_class
  publicly_accessible             = "false"
  db_parameter_group_name         = var.db_cluster_parameter_group_name
  auto_minor_version_upgrade      = var.auto_minor_version_upgrade
  monitoring_role_arn             = "arn:aws:iam::${var.account_id}:role/${var.monitoring_role}"
  monitoring_interval             = var.monitoring_interval
  ca_cert_identifier              = var.ca_cert_identifier
  performance_insights_enabled    = "true"
  performance_insights_kms_key_id = var.kms_key_id
  apply_immediately               = var.apply_immediately
  lifecycle {
    ignore_changes = [performance_insights_kms_key_id, engine_version]
  }
  preferred_maintenance_window = var.replica_preferred_maintenance_window
  copy_tags_to_snapshot        = "true"
  tags = merge(
    var.default_tags,
    {
      "name" = "${var.application_id}${var.cluster_subsysid}-${var.id_dbengine}${var.dbtype["id_dbtype.${var.engine}"]}-r${count.index + 1}${var.dbenv["id_dbenv.${var.environment}"]}"
    },
  )
}




resource "aws_rds_global_cluster" "global" {
  global_cluster_identifier    = "${var.global_cluster_identifier}"
  source_db_cluster_identifier = "${var.source_db_cluster_identifier}"
  force_destroy                = "true"
  deletion_protection          = "${var.deletion_protection}"
  engine_version               = var.engine_version

  lifecycle {
    ignore_changes = [storage_encrypted]
  }
}