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Add GCP min/max scaling options for worker deployment version #1135

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a2e9696
COM-222: Add GCP scaling options to the CLI
zainawaisn Jul 22, 2026
c21d7a8
add gcp-cloud-run-initial-instances flag
zainawaisn Jul 23, 2026
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20 changes: 16 additions & 4 deletions internal/temporalcli/commands.gen.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3646,6 +3646,9 @@ type TemporalWorkerDeploymentCreateVersionCommand struct {
GcpCloudRunRegion string
GcpCloudRunWorkerPool string
GcpCloudRunServiceAccount string
GcpCloudRunMinInstances int
GcpCloudRunMaxInstances int
GcpCloudRunInitialInstances int
}

func NewTemporalWorkerDeploymentCreateVersionCommand(cctx *CommandContext, parent *TemporalWorkerDeploymentCommand) *TemporalWorkerDeploymentCreateVersionCommand {
Expand All @@ -3655,9 +3658,9 @@ func NewTemporalWorkerDeploymentCreateVersionCommand(cctx *CommandContext, paren
s.Command.Use = "create-version [flags]"
s.Command.Short = "Create a new Worker Deployment Version"
if hasHighlighting {
s.Command.Long = "\nCreate a new Worker Deployment Version:\n\n\x1b[1mtemporal worker deployment create-version [options]\x1b[0m\n\nConfigure a Worker Deployment Version's compute configuration as needed.\nFor example, pass compute provider information for an AWS Lambda function\nthat spawns a Worker in the Worker Deployment:\n\n\x1b[1mtemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --aws-lambda-function-arn LambdaFunctionARN \\\n --aws-lambda-assume-role-arn LambdaAssumeRoleARN \\\n --aws-lambda-assume-role-external-id LambdaAssumeRoleExternalID\x1b[0m\n\nOr pass compute provider information for a GCP Cloud Run worker pool\nthat spawns a Worker in the Worker Deployment:\n\n\x1b[1mtemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool YourWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com\x1b[0m\n\nIf a Worker Deployment Version with the supplied BuildID already exists,\nthis command will return an error.\n\nReturns an error if all compute configuration fields are empty.\n\nNote: This is an experimental feature and may change in the future."
s.Command.Long = "\nCreate a new Worker Deployment Version:\n\n\x1b[1mtemporal worker deployment create-version [options]\x1b[0m\n\nConfigure a Worker Deployment Version's compute configuration as needed.\nFor example, pass compute provider information for an AWS Lambda function\nthat spawns a Worker in the Worker Deployment:\n\n\x1b[1mtemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --aws-lambda-function-arn LambdaFunctionARN \\\n --aws-lambda-assume-role-arn LambdaAssumeRoleARN \\\n --aws-lambda-assume-role-external-id LambdaAssumeRoleExternalID\x1b[0m\n\nOr pass compute provider information for a GCP Cloud Run worker pool\nthat spawns a Worker in the Worker Deployment:\n\n\x1b[1mtemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool YourWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com \\\n --gcp-cloud-run-min-instances 1 \\\n --gcp-cloud-run-max-instances 3 \\\n --gcp-cloud-run-initial-instances 1\x1b[0m\n\nIf a Worker Deployment Version with the supplied BuildID already exists,\nthis command will return an error.\n\nReturns an error if all compute configuration fields are empty.\n\nNote: This is an experimental feature and may change in the future."
} else {
s.Command.Long = "\nCreate a new Worker Deployment Version:\n\n```\ntemporal worker deployment create-version [options]\n```\n\nConfigure a Worker Deployment Version's compute configuration as needed.\nFor example, pass compute provider information for an AWS Lambda function\nthat spawns a Worker in the Worker Deployment:\n\n```\ntemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --aws-lambda-function-arn LambdaFunctionARN \\\n --aws-lambda-assume-role-arn LambdaAssumeRoleARN \\\n --aws-lambda-assume-role-external-id LambdaAssumeRoleExternalID\n```\n\nOr pass compute provider information for a GCP Cloud Run worker pool\nthat spawns a Worker in the Worker Deployment:\n\n```\ntemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool YourWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com\n```\n\nIf a Worker Deployment Version with the supplied BuildID already exists,\nthis command will return an error.\n\nReturns an error if all compute configuration fields are empty.\n\nNote: This is an experimental feature and may change in the future."
s.Command.Long = "\nCreate a new Worker Deployment Version:\n\n```\ntemporal worker deployment create-version [options]\n```\n\nConfigure a Worker Deployment Version's compute configuration as needed.\nFor example, pass compute provider information for an AWS Lambda function\nthat spawns a Worker in the Worker Deployment:\n\n```\ntemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --aws-lambda-function-arn LambdaFunctionARN \\\n --aws-lambda-assume-role-arn LambdaAssumeRoleARN \\\n --aws-lambda-assume-role-external-id LambdaAssumeRoleExternalID\n```\n\nOr pass compute provider information for a GCP Cloud Run worker pool\nthat spawns a Worker in the Worker Deployment:\n\n```\ntemporal worker deployment create-version \\\n --namespace YourNamespaceName \\\n --deployment-name YourDeploymentName \\\n --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool YourWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com \\\n --gcp-cloud-run-min-instances 1 \\\n --gcp-cloud-run-max-instances 3 \\\n --gcp-cloud-run-initial-instances 1\n```\n\nIf a Worker Deployment Version with the supplied BuildID already exists,\nthis command will return an error.\n\nReturns an error if all compute configuration fields are empty.\n\nNote: This is an experimental feature and may change in the future."
}
s.Command.Args = cobra.NoArgs
s.Command.Flags().StringVar(&s.AwsLambdaFunctionArn, "aws-lambda-function-arn", "", "Qualified (contains version suffix) or unqualified AWS Lambda function ARN to invoke when there are no active pollers for task queue targets in the Worker Deployment.")
Expand All @@ -3667,6 +3670,9 @@ func NewTemporalWorkerDeploymentCreateVersionCommand(cctx *CommandContext, paren
s.Command.Flags().StringVar(&s.GcpCloudRunRegion, "gcp-cloud-run-region", "", "Region of the Cloud Run worker pool. Required when --gcp-cloud-run-worker-pool is specified.")
s.Command.Flags().StringVar(&s.GcpCloudRunWorkerPool, "gcp-cloud-run-worker-pool", "", "GCP Cloud Run worker pool name to scale when there are no active pollers for task queue targets in the Worker Deployment.")
s.Command.Flags().StringVar(&s.GcpCloudRunServiceAccount, "gcp-cloud-run-service-account", "", "Customer GCP service account the Temporal server impersonates to manage the Cloud Run worker pool. Required when --gcp-cloud-run-worker-pool is specified.")
s.Command.Flags().IntVar(&s.GcpCloudRunMinInstances, "gcp-cloud-run-min-instances", 0, "Minimum number of Cloud Run worker pool instances the scaler will maintain. Optional, but must be set together with --gcp-cloud-run-max-instances and --gcp-cloud-run-initial-instances. Defaults to 0 when unset. Only valid with --gcp-cloud-run-worker-pool.")
s.Command.Flags().IntVar(&s.GcpCloudRunMaxInstances, "gcp-cloud-run-max-instances", 0, "Maximum number of Cloud Run worker pool instances the scaler may scale up to. Optional, but must be set together with --gcp-cloud-run-min-instances and --gcp-cloud-run-initial-instances. Defaults to 30 when unset. Only valid with --gcp-cloud-run-worker-pool.")
s.Command.Flags().IntVar(&s.GcpCloudRunInitialInstances, "gcp-cloud-run-initial-instances", 0, "Number of Cloud Run worker pool instances the scaler starts with. Optional, but must be set together with --gcp-cloud-run-min-instances and --gcp-cloud-run-max-instances, and must be between them (inclusive). Defaults to 0 when unset. Only valid with --gcp-cloud-run-worker-pool.")
s.DeploymentVersionOptions.BuildFlags(s.Command.Flags())
s.Command.Run = func(c *cobra.Command, args []string) {
if err := s.run(cctx, args); err != nil {
Expand Down Expand Up @@ -3977,6 +3983,9 @@ type TemporalWorkerDeploymentUpdateVersionComputeConfigCommand struct {
GcpCloudRunRegion string
GcpCloudRunWorkerPool string
GcpCloudRunServiceAccount string
GcpCloudRunMinInstances int
GcpCloudRunMaxInstances int
GcpCloudRunInitialInstances int
Remove bool
}

Expand All @@ -3987,9 +3996,9 @@ func NewTemporalWorkerDeploymentUpdateVersionComputeConfigCommand(cctx *CommandC
s.Command.Use = "update-version-compute-config [flags]"
s.Command.Short = "Update compute configuration for a Version"
if hasHighlighting {
s.Command.Long = "Update compute configuration associated with a Worker Deployment\nVersion.\n\nFor example, to update the AWS Lambda function ARN associated with an\nexisting Worker Deployment Version:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-function-arn UpdatedLambdaFunctionARN\x1b[0m\n\nTo update the AWS IAM role ARN that is assumed by the serverless worker\nmanager associated with an existing Worker Deployment Version:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-assume-role-arn UpdatedRoleARN\x1b[0m\n\nTo update the GCP Cloud Run worker pool associated with an existing\nWorker Deployment Version:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool UpdatedWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com\x1b[0m\n\nIf --remove is specified, the compute configuration for the Worker\nDeployment Version will be removed:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --remove\x1b[0m\n\nIf a Worker Deployment Version with the supplied BuildID does not exist,\nthis command will return an error.\n\nNote: This is an experimental feature and may change in the future."
s.Command.Long = "Update compute configuration associated with a Worker Deployment\nVersion.\n\nFor example, to update the AWS Lambda function ARN associated with an\nexisting Worker Deployment Version:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-function-arn UpdatedLambdaFunctionARN\x1b[0m\n\nTo update the AWS IAM role ARN that is assumed by the serverless worker\nmanager associated with an existing Worker Deployment Version:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-assume-role-arn UpdatedRoleARN\x1b[0m\n\nTo update the GCP Cloud Run worker pool associated with an existing\nWorker Deployment Version:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool UpdatedWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com \\\n --gcp-cloud-run-min-instances 1 \\\n --gcp-cloud-run-max-instances 3 \\\n --gcp-cloud-run-initial-instances 1\x1b[0m\n\nIf --remove is specified, the compute configuration for the Worker\nDeployment Version will be removed:\n\n\x1b[1m temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --remove\x1b[0m\n\nIf a Worker Deployment Version with the supplied BuildID does not exist,\nthis command will return an error.\n\nNote: This is an experimental feature and may change in the future."
} else {
s.Command.Long = "Update compute configuration associated with a Worker Deployment\nVersion.\n\nFor example, to update the AWS Lambda function ARN associated with an\nexisting Worker Deployment Version:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-function-arn UpdatedLambdaFunctionARN\n```\n\nTo update the AWS IAM role ARN that is assumed by the serverless worker\nmanager associated with an existing Worker Deployment Version:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-assume-role-arn UpdatedRoleARN\n```\n\nTo update the GCP Cloud Run worker pool associated with an existing\nWorker Deployment Version:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool UpdatedWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com\n```\n\nIf --remove is specified, the compute configuration for the Worker\nDeployment Version will be removed:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --remove\n```\n\nIf a Worker Deployment Version with the supplied BuildID does not exist,\nthis command will return an error.\n\nNote: This is an experimental feature and may change in the future."
s.Command.Long = "Update compute configuration associated with a Worker Deployment\nVersion.\n\nFor example, to update the AWS Lambda function ARN associated with an\nexisting Worker Deployment Version:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-function-arn UpdatedLambdaFunctionARN\n```\n\nTo update the AWS IAM role ARN that is assumed by the serverless worker\nmanager associated with an existing Worker Deployment Version:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --aws-lambda-assume-role-arn UpdatedRoleARN\n```\n\nTo update the GCP Cloud Run worker pool associated with an existing\nWorker Deployment Version:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --gcp-cloud-run-project YourGCPProject \\\n --gcp-cloud-run-region us-central1 \\\n --gcp-cloud-run-worker-pool UpdatedWorkerPool \\\n --gcp-cloud-run-service-account customer-sa@proj.iam.gserviceaccount.com \\\n --gcp-cloud-run-min-instances 1 \\\n --gcp-cloud-run-max-instances 3 \\\n --gcp-cloud-run-initial-instances 1\n```\n\nIf --remove is specified, the compute configuration for the Worker\nDeployment Version will be removed:\n\n```\n temporal worker deployment update-version-compute-config \\\n --deployment-name YourDeploymentName --build-id YourBuildID \\\n --remove\n```\n\nIf a Worker Deployment Version with the supplied BuildID does not exist,\nthis command will return an error.\n\nNote: This is an experimental feature and may change in the future."
}
s.Command.Args = cobra.NoArgs
s.Command.Flags().StringVar(&s.AwsLambdaFunctionArn, "aws-lambda-function-arn", "", "Qualified (contains version suffix) or unqualified AWS Lambda function ARN to invoke when there are no active pollers for task queue targets in the Worker Deployment.")
Expand All @@ -3999,6 +4008,9 @@ func NewTemporalWorkerDeploymentUpdateVersionComputeConfigCommand(cctx *CommandC
s.Command.Flags().StringVar(&s.GcpCloudRunRegion, "gcp-cloud-run-region", "", "Region of the Cloud Run worker pool. Required when --gcp-cloud-run-worker-pool is specified.")
s.Command.Flags().StringVar(&s.GcpCloudRunWorkerPool, "gcp-cloud-run-worker-pool", "", "GCP Cloud Run worker pool name to scale when there are no active pollers for task queue targets in the Worker Deployment.")
s.Command.Flags().StringVar(&s.GcpCloudRunServiceAccount, "gcp-cloud-run-service-account", "", "Customer GCP service account the Temporal server impersonates to manage the Cloud Run worker pool. Required when --gcp-cloud-run-worker-pool is specified.")
s.Command.Flags().IntVar(&s.GcpCloudRunMinInstances, "gcp-cloud-run-min-instances", 0, "Minimum number of Cloud Run worker pool instances the scaler will maintain. Optional, but must be set together with --gcp-cloud-run-max-instances and --gcp-cloud-run-initial-instances. Defaults to 0 when unset. Only valid with --gcp-cloud-run-worker-pool.")
s.Command.Flags().IntVar(&s.GcpCloudRunMaxInstances, "gcp-cloud-run-max-instances", 0, "Maximum number of Cloud Run worker pool instances the scaler may scale up to. Optional, but must be set together with --gcp-cloud-run-min-instances and --gcp-cloud-run-initial-instances. Defaults to 30 when unset. Only valid with --gcp-cloud-run-worker-pool.")
s.Command.Flags().IntVar(&s.GcpCloudRunInitialInstances, "gcp-cloud-run-initial-instances", 0, "Number of Cloud Run worker pool instances the scaler starts with. Optional, but must be set together with --gcp-cloud-run-min-instances and --gcp-cloud-run-max-instances, and must be between them (inclusive). Defaults to 0 when unset. Only valid with --gcp-cloud-run-worker-pool.")
s.Command.Flags().BoolVar(&s.Remove, "remove", false, "Removes any compute configuration associated with this Worker Deployment Version.")
s.DeploymentVersionOptions.BuildFlags(s.Command.Flags())
s.Command.Run = func(c *cobra.Command, args []string) {
Expand Down
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