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* Adds nodes feature usage stats merged into cluster_stats.nodes when usage collection is local
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80 changes: 80 additions & 0 deletions
80
src/plugins/telemetry/server/telemetry_collection/get_nodes_usage.test.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| /* | ||
| * Licensed to Elasticsearch B.V. under one or more contributor | ||
| * license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright | ||
| * ownership. Elasticsearch B.V. licenses this file to you 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. | ||
| */ | ||
|
|
||
| import { getNodesUsage } from './get_nodes_usage'; | ||
| import { TIMEOUT } from './constants'; | ||
|
|
||
| const mockedNodesFetchResponse = { | ||
| cluster_name: 'test cluster', | ||
| nodes: { | ||
| some_node_id: { | ||
| timestamp: 1588617023177, | ||
| since: 1588616945163, | ||
| rest_actions: { | ||
| nodes_usage_action: 1, | ||
| create_index_action: 1, | ||
| document_get_action: 1, | ||
| search_action: 19, | ||
| nodes_info_action: 36, | ||
| }, | ||
| aggregations: { | ||
| terms: { | ||
| bytes: 2, | ||
| }, | ||
| scripted_metric: { | ||
| other: 7, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }; | ||
| describe('get_nodes_usage', () => { | ||
| it('calls fetchNodesUsage', async () => { | ||
| const callCluster = jest.fn(); | ||
| callCluster.mockResolvedValueOnce(mockedNodesFetchResponse); | ||
| await getNodesUsage(callCluster); | ||
| expect(callCluster).toHaveBeenCalledWith('transport.request', { | ||
| path: '/_nodes/usage', | ||
| method: 'GET', | ||
| query: { | ||
| timeout: TIMEOUT, | ||
| }, | ||
| }); | ||
| }); | ||
| it('returns a modified array of node usage data', async () => { | ||
| const callCluster = jest.fn(); | ||
| callCluster.mockResolvedValueOnce(mockedNodesFetchResponse); | ||
| const result = await getNodesUsage(callCluster); | ||
| expect(result.nodes).toEqual([ | ||
| { | ||
| aggregations: { scripted_metric: { other: 7 }, terms: { bytes: 2 } }, | ||
| node_id: 'some_node_id', | ||
| rest_actions: { | ||
| create_index_action: 1, | ||
| document_get_action: 1, | ||
| nodes_info_action: 36, | ||
| nodes_usage_action: 1, | ||
| search_action: 19, | ||
| }, | ||
| since: 1588616945163, | ||
| timestamp: 1588617023177, | ||
| }, | ||
| ]); | ||
| }); | ||
| }); |
81 changes: 81 additions & 0 deletions
81
src/plugins/telemetry/server/telemetry_collection/get_nodes_usage.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| /* | ||
| * Licensed to Elasticsearch B.V. under one or more contributor | ||
| * license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright | ||
| * ownership. Elasticsearch B.V. licenses this file to you 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. | ||
| */ | ||
| import { LegacyAPICaller } from 'kibana/server'; | ||
| import { TIMEOUT } from './constants'; | ||
|
|
||
| export interface NodeAggregation { | ||
| [key: string]: number; | ||
| } | ||
|
|
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| // we set aggregations as an optional type because it was only added in v7.8.0 | ||
| export interface NodeObj { | ||
| node_id?: string; | ||
| timestamp: number; | ||
| since: number; | ||
| rest_actions: { | ||
| [key: string]: number; | ||
| }; | ||
| aggregations?: { | ||
| [key: string]: NodeAggregation; | ||
| }; | ||
| } | ||
|
|
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| export interface NodesFeatureUsageResponse { | ||
| cluster_name: string; | ||
| nodes: { | ||
| [key: string]: NodeObj; | ||
| }; | ||
| } | ||
|
|
||
| export type NodesUsageGetter = ( | ||
| callCluster: LegacyAPICaller | ||
| ) => Promise<{ nodes: NodeObj[] | Array<{}> }>; | ||
| /** | ||
| * Get the nodes usage data from the connected cluster. | ||
| * | ||
| * This is the equivalent to GET /_nodes/usage?timeout=30s. | ||
| * | ||
| * The Nodes usage API was introduced in v6.0.0 | ||
| */ | ||
| export async function fetchNodesUsage( | ||
| callCluster: LegacyAPICaller | ||
| ): Promise<NodesFeatureUsageResponse> { | ||
| const response = await callCluster('transport.request', { | ||
| method: 'GET', | ||
| path: '/_nodes/usage', | ||
| query: { | ||
| timeout: TIMEOUT, | ||
| }, | ||
| }); | ||
| return response; | ||
| } | ||
|
|
||
| /** | ||
| * Get the nodes usage from the connected cluster | ||
| * @param callCluster APICaller | ||
| * @returns Object containing array of modified usage information with the node_id nested within the data for that node. | ||
| */ | ||
| export const getNodesUsage: NodesUsageGetter = async (callCluster) => { | ||
| const result = await fetchNodesUsage(callCluster); | ||
| const transformedNodes = Object.entries(result?.nodes || {}).map(([key, value]) => ({ | ||
| ...(value as NodeObj), | ||
| node_id: key, | ||
| })); | ||
| return { nodes: transformedNodes }; | ||
| }; |
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