From 53fbfea114cffc55c0084bdccc09ae5dadb0ddf5 Mon Sep 17 00:00:00 2001
From: mani-j9 <mani.janumpally@temporal.io>
Date: Thu, 1 Oct 2026 15:15:33 -0700
Subject: [PATCH] Add region_ids to ComputeConfigScalingGroup

---
 openapi/openapiv2.json               | 15 ++++++++++++++-
 openapi/openapiv3.yaml               | 13 ++++++++++++-
 temporal/api/compute/v1/config.proto |  7 ++++++-
 3 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/openapi/openapiv2.json b/openapi/openapiv2.json
index 2097b12c3..cbb73e756 100644
--- a/openapi/openapiv2.json
+++ b/openapi/openapiv2.json
@@ -15134,6 +15134,13 @@
           },
           "description": "Optional. The set of task queue types this scaling group serves.\nIf not provided, this scaling group serves all not otherwise defined\ntask types."
         },
+        "regionIds": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "description": "Optional. If set, this scaling group is used only while the namespace is\nactive in one of these regions."
+        },
         "provider": {
           "$ref": "#/definitions/v1ComputeProvider",
           "description": "Stores instructions for a worker control plane controller how to respond\nto worker lifeycle events."
@@ -15155,6 +15162,12 @@
         },
         "providerType": {
           "type": "string"
+        },
+        "regionIds": {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
         }
       }
     },
@@ -15166,7 +15179,7 @@
         },
         "updateMask": {
           "type": "string",
-          "title": "Controls which fields from `scaling_group` will be applied. Semantics:\n- Mask is ignored for new scaling groups (only applicable when scaling group already exists).\n- Empty mask for an existing scaling group is no-op: no change.\n- Non-empty mask for an existing scaling group will update/unset only to the fields\n  mentioned in the mask.\n- Accepted paths: \"task_queue_types\", \"provider\", \"provider.type\", \"provider.details\",\n  \"provider.nexus_endpoint\", \"scaler\", \"scaler.type\", \"scaler.details\""
+          "title": "Controls which fields from `scaling_group` will be applied. Semantics:\n- Mask is ignored for new scaling groups (only applicable when scaling group already exists).\n- Empty mask for an existing scaling group is no-op: no change.\n- Non-empty mask for an existing scaling group will update/unset only to the fields\n  mentioned in the mask.\n- Accepted paths: \"task_queue_types\", \"region_ids\", \"provider\", \"provider.type\", \"provider.details\",\n  \"provider.nexus_endpoint\", \"scaler\", \"scaler.type\", \"scaler.details\""
         }
       }
     },
diff --git a/openapi/openapiv3.yaml b/openapi/openapiv3.yaml
index 4c877cd6d..a6465fa4b 100644
--- a/openapi/openapiv3.yaml
+++ b/openapi/openapiv3.yaml
@@ -11249,6 +11249,13 @@ components:
             Optional. The set of task queue types this scaling group serves.
              If not provided, this scaling group serves all not otherwise defined
              task types.
+        regionIds:
+          type: array
+          items:
+            type: string
+          description: |-
+            Optional. If set, this scaling group is used only while the namespace is
+             active in one of these regions.
         provider:
           allOf:
             - $ref: '#/components/schemas/ComputeProvider'
@@ -11276,6 +11283,10 @@ components:
             format: enum
         providerType:
           type: string
+        regionIds:
+          type: array
+          items:
+            type: string
     ComputeConfigScalingGroupUpdate:
       type: object
       properties:
@@ -11289,7 +11300,7 @@ components:
              - Empty mask for an existing scaling group is no-op: no change.
              - Non-empty mask for an existing scaling group will update/unset only to the fields
                mentioned in the mask.
-             - Accepted paths: "task_queue_types", "provider", "provider.type", "provider.details",
+             - Accepted paths: "task_queue_types", "region_ids", "provider", "provider.type", "provider.details",
                "provider.nexus_endpoint", "scaler", "scaler.type", "scaler.details"
           format: field-mask
     ComputeConfigSummary:
diff --git a/temporal/api/compute/v1/config.proto b/temporal/api/compute/v1/config.proto
index 998ead08b..8fd2a6754 100644
--- a/temporal/api/compute/v1/config.proto
+++ b/temporal/api/compute/v1/config.proto
@@ -20,6 +20,10 @@ message ComputeConfigScalingGroup {
     // task types.
     repeated temporal.api.enums.v1.TaskQueueType task_queue_types = 1;
 
+    // Optional. If set, this scaling group is used only while the namespace is
+    // active in one of these regions.
+    repeated string region_ids = 2;
+
     // Stores instructions for a worker control plane controller how to respond
     // to worker lifeycle events.
     temporal.api.compute.v1.ComputeProvider provider = 3;
@@ -52,7 +56,7 @@ message ComputeConfigScalingGroupUpdate {
   // - Empty mask for an existing scaling group is no-op: no change.
   // - Non-empty mask for an existing scaling group will update/unset only to the fields
   //   mentioned in the mask.
-  // - Accepted paths: "task_queue_types", "provider", "provider.type", "provider.details",
+  // - Accepted paths: "task_queue_types", "region_ids", "provider", "provider.type", "provider.details",
   //   "provider.nexus_endpoint", "scaler", "scaler.type", "scaler.details"
   google.protobuf.FieldMask update_mask = 2;
 }
@@ -65,4 +69,5 @@ message ComputeConfigSummary {
 message ComputeConfigScalingGroupSummary {
     repeated temporal.api.enums.v1.TaskQueueType task_queue_types = 1;
     string provider_type = 2;
+    repeated string region_ids = 3;
 }