Merge pull request #2588 from IABTechLab/swi-UID2-7165-gcp-max-replicas

UID2-7165 Update default GCP max_replicas to 1

Author: swibi-ttd

scripts/gcp-oidc/terraform/README.md

@@ -72,8 +72,8 @@ terraform destroy
 | uid_operator_key_secret_name | `string`       | `"secret-operator-key"` |    no    | The name that you specify for your operator key secret. The Terraform template creates a secret in the GCP Secret Manager to hold the `uid_operator_key` value. You can define the name; for example, `uid2-operator-operator-key-secret-integ`.                                                                                      |
 | region                       | `string`       | `"us-east1"`            |    no    | The region that you want to deploy to. For a list of valid regions, see [Available regions and zones](https://cloud.google.com/compute/docs/regions-zones#available) in the Google Cloud documentation. <br>NOTE: The UID2 Private Operator implementation for GCP Confidential Space is not supported in these areas: Europe, China. |
 | network_name                 | `string`       | `"uid-operator"`        |    no    | The VPC resource name (also used for rules/ instance tags).                                                                                                                                                                                                                                                                           |
-| max_replicas                 | `number`       | `5`                     |    no    | Indicates the minimum number of replicas you want to deploy.                                                                                                                                                                                                                                                                          |
-| min_replicas                 | `number`       | `1`                     |    no    | Indicates the maximum number of replicas you want to deploy.                                                                                                                                                                                                                                                                          |
+| max_replicas                 | `number`       | `1`                     |    no    | Indicates the maximum number of replicas you want to deploy.                                                                                                                                                                                                                                                                          |
+| min_replicas                 | `number`       | `1`                     |    no    | Indicates the minimum number of replicas you want to deploy.                                                                                                                                                                                                                                                                          |
 | debug_mode                   | `bool`         | `false`                 |    no    | Do not set to true unless you are working with the UID2 team to debug an issue. In any other circumstances, if you set this flag to true, attestation will fail.                                                                                                                                                                      |
 | ssl                          | `bool`         | `false`                 |    no    | Set to true to enable SSL support, requires variable `ssl_certificate_domains`                                                                                                                                                                                                                                                        |
 | ssl_certificate_domains      | `list(string)` | `[]`                    |    no    | A comma-delimited list of the target domains for this certificate, equires `ssl` to be set to `true`. <br> Note: you need to update your DNS record to point to load balancer's IP address                                                                                                                                            |

scripts/gcp-oidc/terraform/variables.tf

@@ -40,7 +40,7 @@ variable "uid_operator_key_secret_name" {
 
 variable "max_replicas" {
   type    = number
-  default = 5
+  default = 1
 }
 
 variable "min_replicas" {