Instances with custom image family are planned to be recreated

[matdtr]

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Terraform Version

v0.15.5 v1.0.6 google v4.1.0

Affected Resource(s)

• google_compute_instance

Terraform Configuration Files

resource "google_compute_instance" "test" {
  project = "XXXXX"
  name         = "test"
  zone         = "europe-west3-a"
  machine_type = "n1-standard-1"
  boot_disk {
    initialize_params {
      image = "projects/YYYYYYY/global/images/family/ZZZZZZ" 
      size = 50
    }
  }
  shielded_instance_config {
    enable_secure_boot = false
    enable_vtpm = true
    enable_integrity_monitoring = true
  }
  lifecycle {
    ignore_changes = [attached_disk]
  }
}

Expected Behavior

No changes. Infrastructure is up-to-date.

Actual Behavior

The VM is recreated everytime Terraform is run since it thinks the image changed.

Steps to Reproduce

1. terraform plan
2. terraform apply

[matdtr]

Any update ?

[github-actions[bot]]

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