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Average mobile app launch (elastic#170773)
## Summary Enabled the "Average app load time" panel in the mobile dashboard.  ### Checklist Delete any items that are not applicable to this PR. - [x] [Unit or functional tests](https://www.elastic.co/guide/en/kibana/master/development-tests.html) were updated or added to match the most common scenarios ### For maintainers - [ ] This was checked for breaking API changes and was [labeled appropriately](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process) --------- Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com> Co-authored-by: Katerina <kate@kpatticha.com>
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x-pack/plugins/apm/server/routes/mobile/get_mobile_average_launch_time.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the Elastic License | ||
| * 2.0; you may not use this file except in compliance with the Elastic License | ||
| * 2.0. | ||
| */ | ||
|
|
||
| import { ProcessorEvent } from '@kbn/observability-plugin/common'; | ||
| import { | ||
| kqlQuery, | ||
| rangeQuery, | ||
| termQuery, | ||
| } from '@kbn/observability-plugin/server'; | ||
| import { offsetPreviousPeriodCoordinates } from '../../../common/utils/offset_previous_period_coordinate'; | ||
| import { APP_LAUNCH_TIME, SERVICE_NAME } from '../../../common/es_fields/apm'; | ||
| import { environmentQuery } from '../../../common/utils/environment_query'; | ||
| import { getOffsetInMs } from '../../../common/utils/get_offset_in_ms'; | ||
| import { APMEventClient } from '../../lib/helpers/create_es_client/create_apm_event_client'; | ||
| import { getBucketSize } from '../../../common/utils/get_bucket_size'; | ||
| import { Coordinate } from '../../../typings/timeseries'; | ||
| import { Maybe } from '../../../typings/common'; | ||
|
|
||
| export interface AvgLaunchTimeTimeseries { | ||
| currentPeriod: { timeseries: Coordinate[]; value: Maybe<number> }; | ||
| previousPeriod: { timeseries: Coordinate[]; value: Maybe<number> }; | ||
| } | ||
|
|
||
| interface Props { | ||
| apmEventClient: APMEventClient; | ||
| serviceName: string; | ||
| transactionName?: string; | ||
| environment: string; | ||
| start: number; | ||
| end: number; | ||
| kuery: string; | ||
| offset?: string; | ||
| } | ||
|
|
||
| async function getAvgLaunchTimeTimeseries({ | ||
| apmEventClient, | ||
| serviceName, | ||
| transactionName, | ||
| environment, | ||
| start, | ||
| end, | ||
| kuery, | ||
| offset, | ||
| }: Props) { | ||
| const { startWithOffset, endWithOffset } = getOffsetInMs({ | ||
| start, | ||
| end, | ||
| offset, | ||
| }); | ||
|
|
||
| const { intervalString } = getBucketSize({ | ||
| start: startWithOffset, | ||
| end: endWithOffset, | ||
| minBucketSize: 60, | ||
| }); | ||
|
|
||
| const aggs = { | ||
| launchTimeAvg: { | ||
| avg: { field: APP_LAUNCH_TIME }, | ||
| }, | ||
| }; | ||
|
|
||
| const response = await apmEventClient.search('get_mobile_launch_time', { | ||
| apm: { | ||
| events: [ProcessorEvent.metric], | ||
| }, | ||
| body: { | ||
| track_total_hits: false, | ||
| size: 0, | ||
| query: { | ||
| bool: { | ||
| filter: [ | ||
| ...termQuery(SERVICE_NAME, serviceName), | ||
| ...rangeQuery(startWithOffset, endWithOffset), | ||
| ...environmentQuery(environment), | ||
| ...kqlQuery(kuery), | ||
| ], | ||
| }, | ||
| }, | ||
| aggs: { | ||
| timeseries: { | ||
| date_histogram: { | ||
| field: '@timestamp', | ||
| fixed_interval: intervalString, | ||
| min_doc_count: 0, | ||
| extended_bounds: { min: startWithOffset, max: endWithOffset }, | ||
| }, | ||
| aggs, | ||
| }, | ||
| ...aggs, | ||
| }, | ||
| }, | ||
| }); | ||
|
|
||
| const timeseries = | ||
| response?.aggregations?.timeseries.buckets.map((bucket) => { | ||
| return { | ||
| x: bucket.key, | ||
| y: bucket.launchTimeAvg.value, | ||
| }; | ||
| }) ?? []; | ||
|
|
||
| return { | ||
| timeseries, | ||
| value: response.aggregations?.launchTimeAvg?.value, | ||
| }; | ||
| } | ||
|
|
||
| export async function getMobileAvgLaunchTime({ | ||
| kuery, | ||
| apmEventClient, | ||
| serviceName, | ||
| transactionName, | ||
| environment, | ||
| start, | ||
| end, | ||
| offset, | ||
| }: Props): Promise<AvgLaunchTimeTimeseries> { | ||
| const options = { | ||
| serviceName, | ||
| transactionName, | ||
| apmEventClient, | ||
| kuery, | ||
| environment, | ||
| }; | ||
|
|
||
| const currentPeriodPromise = getAvgLaunchTimeTimeseries({ | ||
| ...options, | ||
| start, | ||
| end, | ||
| }); | ||
|
|
||
| const previousPeriodPromise = offset | ||
| ? getAvgLaunchTimeTimeseries({ | ||
| ...options, | ||
| start, | ||
| end, | ||
| offset, | ||
| }) | ||
| : { timeseries: [], value: null }; | ||
|
|
||
| const [currentPeriod, previousPeriod] = await Promise.all([ | ||
| currentPeriodPromise, | ||
| previousPeriodPromise, | ||
| ]); | ||
|
|
||
| return { | ||
| currentPeriod, | ||
| previousPeriod: { | ||
| timeseries: offsetPreviousPeriodCoordinates({ | ||
| currentPeriodTimeseries: currentPeriod.timeseries, | ||
| previousPeriodTimeseries: previousPeriod.timeseries, | ||
| }), | ||
| value: previousPeriod?.value, | ||
| }, | ||
| }; | ||
| } |
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