# -----------------------------------------------------------------------------
# Block Volume for /data persistence
# -----------------------------------------------------------------------------
resource "oci_core_volume" "data" {
  compartment_id      = var.compartment_ocid
  availability_domain = data.oci_identity_availability_domains.ads.availability_domains[0].name
  display_name        = "cisagent-data-vol"
  size_in_gbs         = var.block_volume_size_gb
  vpus_per_gb         = var.block_volume_vpus_per_gb
  freeform_tags       = var.freeform_tags
}

resource "oci_core_volume_attachment" "data" {
  attachment_type = "paravirtualized"
  instance_id     = oci_core_instance.app.id
  volume_id       = oci_core_volume.data.id
  display_name    = "cisagent-data-vol-attach"
  device          = "/dev/oracleoci/oraclevdb"

  # Ensure instance is fully running before attaching
  depends_on = [oci_core_instance.app]
}