feat: [securesourcemanager] add field private_config to message `.g…

…oogle.cloud.securesourcemanager.v1.Instance` (#5534)

* feat: add field `private_config` to message `.google.cloud.securesourcemanager.v1.Instance`
feat: add constant `UNKNOWN` to field `State` in message `.google.cloud.securesourcemanager.v1.Instance`
docs: A comment for field `instance` in message `.google.cloud.securesourcemanager.v1.Repository` is updated to include data plane vs control plane behavior.

PiperOrigin-RevId: 650735536

Source-Link: googleapis/googleapis@847b40b

Source-Link: googleapis/googleapis-gen@dd9deaf
Copy-Tag: eyJwIjoicGFja2FnZXMvZ29vZ2xlLWNsb3VkLXNlY3VyZXNvdXJjZW1hbmFnZXIvLk93bEJvdC55YW1sIiwiaCI6ImRkOWRlYWY3YzlhMWQ5MmI5ZjNmMjQxY2I4YzdjY2ZhNTNiNmYyNTQifQ==

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

packages/google-cloud-securesourcemanager/protos/google/cloud/securesourcemanager/v1/secure_source_manager.proto

@@ -221,6 +221,9 @@ message Instance {
 
     // Instance is paused.
     PAUSED = 4;
+
+    // Instance is unknown, we are not sure if it's functioning.
+    UNKNOWN = 6;
   }
 
   // Provides information about the current instance state.
@@ -252,6 +255,43 @@ message Instance {
     string git_ssh = 4 [(google.api.field_behavior) = OUTPUT_ONLY];
   }
 
+  // PrivateConfig includes settings for private instance.
+  message PrivateConfig {
+    // Required. Immutable. Indicate if it's private instance.
+    bool is_private = 1 [
+      (google.api.field_behavior) = IMMUTABLE,
+      (google.api.field_behavior) = REQUIRED
+    ];
+
+    // Required. Immutable. CA pool resource, resource must in the format of
+    // `projects/{project}/locations/{location}/caPools/{ca_pool}`.
+    string ca_pool = 2 [
+      (google.api.field_behavior) = IMMUTABLE,
+      (google.api.field_behavior) = REQUIRED,
+      (google.api.resource_reference) = {
+        type: "privateca.googleapis.com/CaPool"
+      }
+    ];
+
+    // Output only. Service Attachment for HTTP, resource is in the format of
+    // `projects/{project}/regions/{region}/serviceAttachments/{service_attachment}`.
+    string http_service_attachment = 3 [
+      (google.api.field_behavior) = OUTPUT_ONLY,
+      (google.api.resource_reference) = {
+        type: "compute.googleapis.com/ServiceAttachment"
+      }
+    ];
+
+    // Output only. Service Attachment for SSH, resource is in the format of
+    // `projects/{project}/regions/{region}/serviceAttachments/{service_attachment}`.
+    string ssh_service_attachment = 4 [
+      (google.api.field_behavior) = OUTPUT_ONLY,
+      (google.api.resource_reference) = {
+        type: "compute.googleapis.com/ServiceAttachment"
+      }
+    ];
+  }
+
   // Optional. A unique identifier for an instance. The name should be of the
   // format:
   // `projects/{project_number}/locations/{location_id}/instances/{instance_id}`
@@ -277,6 +317,9 @@ message Instance {
   // Optional. Labels as key value pairs.
   map<string, string> labels = 4 [(google.api.field_behavior) = OPTIONAL];
 
+  // Optional. Private settings for private instance.
+  PrivateConfig private_config = 13 [(google.api.field_behavior) = OPTIONAL];
+
   // Output only. Current state of the instance.
   State state = 5 [(google.api.field_behavior) = OUTPUT_ONLY];
 
@@ -465,10 +508,12 @@ message Repository {
   // characters.
   string description = 2 [(google.api.field_behavior) = OPTIONAL];
 
-  // Output only. The name of the instance in which the repository is hosted,
+  // Optional. The name of the instance in which the repository is hosted,
   // formatted as
   // `projects/{project_number}/locations/{location_id}/instances/{instance_id}`
-  string instance = 3 [(google.api.field_behavior) = OUTPUT_ONLY];
+  // For data plane CreateRepository requests, this field is output only.
+  // For control plane CreateRepository requests, this field is used as input.
+  string instance = 3 [(google.api.field_behavior) = OPTIONAL];
 
   // Output only. Unique identifier of the repository.
   string uid = 4 [(google.api.field_behavior) = OUTPUT_ONLY];