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feat(cloud_sql): Add samples for SQL Server Advanced DR switchover
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‎cloud_sql/sqlserver_instance_switchover/create_dr_replica/main.tf‎

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/**
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* Copyright 2025 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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# [START cloud_sql_sqlserver_instance_create_dr_replica]
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resource "google_sql_database_instance" "original-primary" {
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name = "sqlserver-primary-instance-name"
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region = "us-east1"
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# Specify a database version that supports Cloud SQL Enterprise Plus edition.
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database_version = "SQLSERVER_2022_ENTERPRISE"
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instance_type = "CLOUD_SQL_INSTANCE"
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root_password = "INSERT-PASSWORD-HERE"
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replica_names = ["sqlserver-replica-instance-name"]
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settings {
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tier = "db-perf-optimized-N-2"
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edition = "ENTERPRISE_PLUS"
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backup_configuration {
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enabled = "true"
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}
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}
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# set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by
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# use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.
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deletion_protection = false
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}
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resource "google_sql_database_instance" "dr_replica" {
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name = "sqlserver-replica-instance-name"
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# Specify the original primary instance as the master instance.
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master_instance_name = google_sql_database_instance.original-primary.name
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# DR replica must be in a different region than the region of the primary instance.
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region = "us-west2"
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# DR replica must be the same database version as the primary instance.
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database_version = "SQLSERVER_2022_ENTERPRISE"
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instance_type = "READ_REPLICA_INSTANCE"
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root_password = "INSERT-PASSWORD-HERE"
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replica_configuration {
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# Make the replica a cascadable replica.
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cascadable_replica = true
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}
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settings {
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# DR replica must be in the same tier as your primary instance and support Enterprise Plus edition.
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tier = "db-perf-optimized-N-2"
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edition = "ENTERPRISE_PLUS"
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}
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# set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by
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# use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.
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deletion_protection = false
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}
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# [END cloud_sql_sqlserver_instance_create_dr_replica]

‎cloud_sql/sqlserver_instance_switchover/create_dr_replica/test.yaml‎

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# Copyright 2025 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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apiVersion: blueprints.cloud.google.com/v1alpha1
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kind: BlueprintTest
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metadata:
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name: sqlserver_instance_switchover_create_dr_replica
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spec:
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skip: true

‎cloud_sql/sqlserver_instance_switchover/switchover_begin/main.tf‎

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/**
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* Copyright 2025 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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# [START cloud_sql_sqlserver_instance_switchover_switchover_begin]
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resource "google_sql_database_instance" "original-primary" {
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name = "sqlserver-primary-instance-name"
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region = "us-east1"
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database_version = "SQLSERVER_2022_ENTERPRISE"
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instance_type = "CLOUD_SQL_INSTANCE"
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root_password = "INSERT-PASSWORD-HERE"
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replica_names = ["sqlserver-replica-instance-name"]
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settings {
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tier = "db-perf-optimized-N-2"
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edition = "ENTERPRISE_PLUS"
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backup_configuration {
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enabled = "true"
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}
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}
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# set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by
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# use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.
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deletion_protection = false
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}
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resource "google_sql_database_instance" "dr_replica" {
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name = "sqlserver-replica-instance-name"
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# Remove or comment out the master_instance_name
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# master_instance_name = google_sql_database_instance.original-primary.name
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region = "us-west2"
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database_version = "SQLSERVER_2022_ENTERPRISE"
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# Change the instance type from "READ_REPLICA_INSTANCE" to "CLOUD_SQL_INSTANCE".
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instance_type = "CLOUD_SQL_INSTANCE"
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root_password = "INSERT-PASSWORD-HERE"
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# Add the original primary to the replica_names list
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replica_names = ["sqlserver-primary-instance-name"]
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# Remove or comment out the replica_configuration section
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# replica_configuration {
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# cascadable_replica = true
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# }
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settings {
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tier = "db-perf-optimized-N-2"
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edition = "ENTERPRISE_PLUS"
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}
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# set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by
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# use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.
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deletion_protection = false
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}
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# [END cloud_sql_sqlserver_instance_switchover_switchover_begin]

‎cloud_sql/sqlserver_instance_switchover/switchover_begin/test.yaml‎

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# Copyright 2025 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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apiVersion: blueprints.cloud.google.com/v1alpha1
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kind: BlueprintTest
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metadata:
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name: sqlserver_instance_switchover_switchover_begin
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spec:
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skip: true

‎cloud_sql/sqlserver_instance_switchover/switchover_finish/main.tf‎

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/**
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* Copyright 2025 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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# [START cloud_sql_sqlserver_instance_switchover_switchover_begin]
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resource "google_sql_database_instance" "original-primary" {
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name = "sqlserver-primary-instance-name"
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# Set master_instance_name to the new primary instance, the original DR replica.
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master_instance_name = "sqlserver-replica-instance-name"
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region = "us-east1"
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database_version = "SQLSERVER_2022_ENTERPRISE"
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# Change the instance type from "CLOUD_SQL_INSTANCE" to "READ_REPLICA_INSTANCE".
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instance_type = "READ_REPLICA_INSTANCE"
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root_password = "INSERT-PASSWORD-HERE"
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# Remove values from the replica_names field, but don't remove the field itself.
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replica_names = []
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# Add replica_configuration section and set cascadable_replica to true.
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replica_configuration {
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cascadable_replica = true
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}
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settings {
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tier = "db-perf-optimized-N-2"
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edition = "ENTERPRISE_PLUS"
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backup_configuration {
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enabled = "true"
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}
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}
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# set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by
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# use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.
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deletion_protection = false
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}
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resource "google_sql_database_instance" "dr_replica" {
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name = "sqlserver-replica-instance-name"
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region = "us-west2"
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database_version = "SQLSERVER_2022_ENTERPRISE"
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# Change the instance type from "READ_REPLICA_INSTANCE" to "CLOUD_SQL_INSTANCE".
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instance_type = "CLOUD_SQL_INSTANCE"
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root_password = "INSERT-PASSWORD-HERE"
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# Add the original primary to the replica_names list
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replica_names = ["sqlserver-primary-instance-name"]
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settings {
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tier = "db-perf-optimized-N-2"
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edition = "ENTERPRISE_PLUS"
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}
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# set `deletion_protection` to true, will ensure that one cannot accidentally delete this instance by
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# use of Terraform whereas `deletion_protection_enabled` flag protects this instance at the GCP level.
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deletion_protection = false
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}
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# [END cloud_sql_sqlserver_instance_switchover_switchover_begin]

‎cloud_sql/sqlserver_instance_switchover/switchover_finish/test.yaml‎

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# Copyright 2025 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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apiVersion: blueprints.cloud.google.com/v1alpha1
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kind: BlueprintTest
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metadata:
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name: sqlserver_instance_switchover_switchover_finish
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spec:
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skip: true

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