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Alloydb crr secondary instance (GoogleCloudPlatform#9203)
Co-authored-by: Riley Karson <[email protected]> Co-authored-by: Shubham Sahu <[email protected]>
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68 changes: 68 additions & 0 deletions
68
mmv1/templates/terraform/examples/alloydb_secondary_instance_basic.tf.erb
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| resource "google_alloydb_cluster" "primary" { | ||
| cluster_id = "<%= ctx[:vars]['alloydb_primary_cluster_name'] %>" | ||
| location = "us-central1" | ||
| network = google_compute_network.default.id | ||
| } | ||
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| resource "google_alloydb_instance" "primary" { | ||
| cluster = google_alloydb_cluster.primary.name | ||
| instance_id = "<%= ctx[:vars]['alloydb_primary_instance_name'] %>" | ||
| instance_type = "PRIMARY" | ||
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| machine_config { | ||
| cpu_count = 2 | ||
| } | ||
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| depends_on = [google_service_networking_connection.vpc_connection] | ||
| } | ||
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| resource "google_alloydb_cluster" "secondary" { | ||
| cluster_id = "<%= ctx[:vars]['alloydb_secondary_cluster_name'] %>" | ||
| location = "us-east1" | ||
| network = google_compute_network.default.id | ||
| cluster_type = "SECONDARY" | ||
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| continuous_backup_config { | ||
| enabled = false | ||
| } | ||
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| secondary_config { | ||
| primary_cluster_name = google_alloydb_cluster.primary.name | ||
| } | ||
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| deletion_policy = "FORCE" | ||
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| depends_on = [google_alloydb_instance.primary] | ||
| } | ||
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| resource "google_alloydb_instance" "<%= ctx[:primary_resource_id] %>" { | ||
| cluster = google_alloydb_cluster.secondary.name | ||
| instance_id = "<%= ctx[:vars]['alloydb_secondary_instance_name'] %>" | ||
| instance_type = google_alloydb_cluster.secondary.cluster_type | ||
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| machine_config { | ||
| cpu_count = 2 | ||
| } | ||
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| depends_on = [google_service_networking_connection.vpc_connection] | ||
| } | ||
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| data "google_project" "project" {} | ||
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| resource "google_compute_network" "default" { | ||
| name = "<%= ctx[:vars]['network_name'] %>" | ||
| } | ||
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| resource "google_compute_global_address" "private_ip_alloc" { | ||
| name = "<%= ctx[:vars]['alloydb_secondary_instance_name'] %>" | ||
| address_type = "INTERNAL" | ||
| purpose = "VPC_PEERING" | ||
| prefix_length = 16 | ||
| network = google_compute_network.default.id | ||
| } | ||
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| resource "google_service_networking_connection" "vpc_connection" { | ||
| network = google_compute_network.default.id | ||
| service = "servicenetworking.googleapis.com" | ||
| reserved_peering_ranges = [google_compute_global_address.private_ip_alloc.name] | ||
| } |
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50
mmv1/templates/terraform/examples/alloydb_secondary_instance_basic_test.tf.erb
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| resource "google_alloydb_cluster" "primary" { | ||
| cluster_id = "<%= ctx[:vars]['alloydb_primary_cluster_name'] %>" | ||
| location = "us-central1" | ||
| network = data.google_compute_network.default.id | ||
| } | ||
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| resource "google_alloydb_instance" "primary" { | ||
| cluster = google_alloydb_cluster.primary.name | ||
| instance_id = "<%= ctx[:vars]['alloydb_primary_instance_name'] %>" | ||
| instance_type = "PRIMARY" | ||
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| machine_config { | ||
| cpu_count = 2 | ||
| } | ||
| } | ||
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| resource "google_alloydb_cluster" "secondary" { | ||
| cluster_id = "<%= ctx[:vars]['alloydb_secondary_cluster_name'] %>" | ||
| location = "us-east1" | ||
| network = data.google_compute_network.default.id | ||
| cluster_type = "SECONDARY" | ||
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| continuous_backup_config { | ||
| enabled = false | ||
| } | ||
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| secondary_config { | ||
| primary_cluster_name = google_alloydb_cluster.primary.name | ||
| } | ||
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| deletion_policy = "FORCE" | ||
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| depends_on = [google_alloydb_instance.primary] | ||
| } | ||
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| resource "google_alloydb_instance" "<%= ctx[:primary_resource_id] %>" { | ||
| cluster = google_alloydb_cluster.secondary.name | ||
| instance_id = "<%= ctx[:vars]['alloydb_secondary_instance_name'] %>" | ||
| instance_type = google_alloydb_cluster.secondary.cluster_type | ||
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| machine_config { | ||
| cpu_count = 2 | ||
| } | ||
| } | ||
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| data "google_project" "project" {} | ||
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| data "google_compute_network" "default" { | ||
| name = "<%= ctx[:vars]['network_name'] %>" | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| // Read the config and call createsecondary api if instance_type is SECONDARY | ||
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| if instanceType := d.Get("instance_type"); instanceType == "SECONDARY" { | ||
| url = strings.Replace(url, "instances?instanceId", "instances:createsecondary?instanceId", 1) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,4 @@ | ||
| // Forcefully delete the secondary cluster and the dependent instances because deletion of secondary instance is not supported. | ||
| if deletionPolicy := d.Get("deletion_policy"); deletionPolicy == "FORCE" { | ||
| url = url + "?force=true" | ||
| } |
18 changes: 18 additions & 0 deletions
18
mmv1/templates/terraform/pre_delete/alloydb_instance.go.erb
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| // Read the config and avoid calling the delete API if the instance_type is SECONDARY and instead return nil | ||
| // Returning nil is equivalent of returning a success message to the users | ||
| // This is done because deletion of secondary instance is not supported | ||
| // Instead users should be deleting the secondary cluster which will forcefully delete the associated secondary instance | ||
| // A warning message prompts the user to delete the associated secondary cluster. | ||
| // Users can always undo the delete secondary instance action by importing the deleted secondary instance by calling terraform import | ||
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| var instanceType interface{} | ||
| instanceTypeProp, err := expandAlloydbInstanceInstanceType(d.Get("instance_type"), d, config) | ||
| if err != nil { | ||
| return err | ||
| } else if v, ok := d.GetOkExists("instance_type"); !tpgresource.IsEmptyValue(reflect.ValueOf(instanceTypeProp)) && (ok || !reflect.DeepEqual(v, instanceTypeProp)) { | ||
| instanceType = instanceTypeProp | ||
| } | ||
| if instanceType != nil && instanceType == "SECONDARY" { | ||
| log.Printf("[WARNING] This operation didn't delete the Secondary Instance %q. Please delete the associated Secondary Cluster as well to delete the entire cluster and the secondary instance.\n", d.Id()) | ||
| return nil | ||
| } |
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