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* feat: Managed Autoscaler * refactor: sample for managed autoscaler * refactor comments * refactor: integration tests * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * refactor: sample * refactor: comments * refactor: comments * refactor: comments --------- Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
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| /** | ||
| * Copyright 2024 Google LLC | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| // sample-metadata: | ||
| // title: Creates a instance with autoscaling config. | ||
| // usage: node instance-with-autoscaling-config.js <INSTANCE_ID> <PROJECT_ID> | ||
|
|
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| 'use strict'; | ||
|
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| function main(instanceId = 'my-instance', projectId = 'my-project-id') { | ||
| async function createInstanceWithAutoscalingConfig() { | ||
| // [START spanner_create_instance_with_autoscaling_config] | ||
| // Imports the Google Cloud client library | ||
| const {Spanner, protos} = require('@google-cloud/spanner'); | ||
|
|
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| /** | ||
| * TODO(developer): Uncomment the following lines before running the sample. | ||
| */ | ||
| // const projectId = 'my-project-id'; | ||
| // const instanceId = 'my-instance'; | ||
|
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| // Creates a client | ||
| const spanner = new Spanner({ | ||
| projectId: projectId, | ||
| }); | ||
|
|
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| // Get the instance admin client | ||
| const instanceAdminClient = spanner.getInstanceAdminClient(); | ||
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| const autoscalingConfig = | ||
| protos.google.spanner.admin.instance.v1.AutoscalingConfig.create({ | ||
| // Only one of minNodes/maxNodes or minProcessingUnits/maxProcessingUnits can be set. | ||
| autoscalingLimits: | ||
| protos.google.spanner.admin.instance.v1.AutoscalingConfig.AutoscalingLimits.create( | ||
| { | ||
| minNodes: 1, | ||
| maxNodes: 2, | ||
| } | ||
| ), | ||
| // highPriorityCpuUtilizationPercent and storageUtilizationPercent are both | ||
| // percentages and must lie between 0 and 100. | ||
| autoscalingTargets: | ||
| protos.google.spanner.admin.instance.v1.AutoscalingConfig.AutoscalingTargets.create( | ||
| { | ||
| highPriorityCpuUtilizationPercent: 65, | ||
| storageUtilizationPercent: 95, | ||
| } | ||
| ), | ||
| }); | ||
|
|
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| // Creates a new instance with autoscaling configuration | ||
| // When autoscalingConfig is enabled, nodeCount and processingUnits fields | ||
| // need not be specified. | ||
| try { | ||
| console.log( | ||
| `Creating instance ${instanceAdminClient.instancePath( | ||
| projectId, | ||
| instanceId | ||
| )}.` | ||
| ); | ||
| const [operation] = await instanceAdminClient.createInstance({ | ||
| instanceId: instanceId, | ||
| parent: instanceAdminClient.projectPath(projectId), | ||
| instance: { | ||
| config: instanceAdminClient.instanceConfigPath( | ||
| projectId, | ||
| 'regional-us-central1' | ||
| ), | ||
| displayName: 'Display name for the instance.', | ||
| autoscalingConfig: autoscalingConfig, | ||
| labels: { | ||
| cloud_spanner_samples: 'true', | ||
| created: Math.round(Date.now() / 1000).toString(), // current time | ||
| }, | ||
| }, | ||
| }); | ||
|
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| console.log(`Waiting for operation on ${instanceId} to complete...`); | ||
| await operation.promise(); | ||
| console.log(`Created instance ${instanceId}.`); | ||
|
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| // get instance metadata | ||
| const [metadata] = await instanceAdminClient.getInstance({ | ||
| name: instanceAdminClient.instancePath(projectId, instanceId), | ||
| }); | ||
| console.log( | ||
| `Autoscaling configurations of ${instanceId} are: ` + | ||
| '\n' + | ||
| `Min nodes: ${metadata.autoscalingConfig.autoscalingLimits.minNodes} ` + | ||
| 'nodes.' + | ||
| '\n' + | ||
| `Max nodes: ${metadata.autoscalingConfig.autoscalingLimits.maxNodes}` + | ||
| ' nodes.' + | ||
| '\n' + | ||
| `High priority cpu utilization percent: ${metadata.autoscalingConfig.autoscalingTargets.highPriorityCpuUtilizationPercent}.` + | ||
| '\n' + | ||
| `Storage utilization percent: ${metadata.autoscalingConfig.autoscalingTargets.storageUtilizationPercent}.` | ||
| ); | ||
| } catch (err) { | ||
| console.error('ERROR:', err); | ||
| } | ||
| // [END spanner_create_instance_with_autoscaling_config] | ||
| } | ||
| createInstanceWithAutoscalingConfig(); | ||
| } | ||
|
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| process.on('unhandledRejection', err => { | ||
| console.error(err.message); | ||
| process.exitCode = 1; | ||
| }); | ||
| main(...process.argv.slice(2)); |
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