locals {
  pg-labels = merge(local.common-labels, {
    "app.kubernetes.io/component" = "pg"
  })
  pool-labels = merge(local.common-labels, {
    "app.kubernetes.io/component" = "pg-pool"
  })
}

resource "kubectl_manifest" "prj_pg" {
  depends_on = [kubectl_manifest.prj_pre_migrate_pg]
  yaml_body  = <<-EOF
    apiVersion: postgresql.cnpg.io/v1
    kind: Cluster
    metadata:
      name: "${var.instance}-${var.component}-pg"
      namespace: "${var.namespace}"
      labels: ${jsonencode(local.pg-labels)}
    spec:
      instances: ${var.postgres.replicas}
      storage:
        size: "${var.postgres.storage}"
  EOF
}


resource "kubectl_manifest" "prj_pg_pool" {
  depends_on = [kubectl_manifest.prj_pg]
  yaml_body  = <<-EOF
    apiVersion: postgresql.cnpg.io/v1
    kind: Pooler
    metadata:
      name: "${var.instance}-${var.component}-pool"
      namespace: "${var.namespace}"
      labels: ${jsonencode(local.pool-labels)}
    spec:
      cluster:
        name: "${var.instance}-${var.component}-pg"
      instances: 1
      type: rw
      pgbouncer:
        poolMode: session
        parameters:
          max_client_conn: "1000"
          default_pool_size: "10"
  EOF
}