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* Copyright 2021 Harness Inc. All rights reserved.
* Use of this source code is governed by the PolyForm Shield 1.0.0 license
* that can be found in the licenses directory at the root of this repository, also available at
* https://polyformproject.org/wp-content/uploads/2020/06/PolyForm-Shield-1.0.0.txt.
*/
import React from 'react'
import type { FormikProps } from 'formik'
import { Icon, SelectOption } from '@wings-software/uicore'
import type {
DatadogAggregation,
DatadogAggregationType,
DatadogMetricInfo
} from '@cv/pages/health-source/connectors/DatadogMetricsHealthSource/DatadogMetricsHealthSource.type'
import type { StringKeys, UseStringsReturn } from 'framework/strings'
import {
DatadogMetricsHealthSourceFieldNames,
QUERY_CONTAINS_VALIDATION_PARAM
} from '@cv/pages/health-source/connectors/DatadogMetricsHealthSource/DatadogMetricsHealthSource.constants'
const datadogAggregations: DatadogAggregationType[] = ['avg', 'max', 'min', 'sum']
export const datadogAggregationOptions: DatadogAggregation[] = [
{
label: 'cv.monitoringSources.prometheus.avgAggregator',
value: 'avg'
},
{
label: 'cv.monitoringSources.prometheus.maxAggregator',
value: 'max'
},
{
label: 'cv.monitoringSources.prometheus.minAggregator',
value: 'min'
},
{
label: 'cv.monitoringSources.prometheus.sumAggregator',
value: 'sum'
}
]
export const DatadogMetricsQueryExtractor = (
query: string,
activeMetricValues: string[],
aggregations: DatadogAggregationType[] = datadogAggregations
): {
aggregation?: DatadogAggregationType
activeMetric?: string
metricTags: SelectOption[]
groupingTags: string[]
} => {
const aggregation = aggregations.find(aggregationItem => query.startsWith(aggregationItem))
let activeMetric = activeMetricValues.find(metric => query.includes(metric))
if (!activeMetric) {
if (aggregation) {
activeMetric = query.substring(query.indexOf(':') + 1, query.indexOf('{'))
} else {
Iif (query.indexOf('(') < query.indexOf('{')) {
// this indicates that query contains function which starts with (
activeMetric = query.substring(query.indexOf('(') + 1, query.indexOf('{'))
} else {
// there is no function and there is no aggregation, so metric starts from 0
activeMetric = query.substring(0, query.indexOf('{'))
}
}
}
// extracting metricTags from query
let metricTags: SelectOption[] = []
const tagsString = query.substring(query.indexOf('{') + 1, query.indexOf('}'))
if (tagsString !== '*') {
metricTags = (tagsString.includes(',') ? tagsString.split(',') : [tagsString]).map(tag => {
return {
label: tag,
value: tag
}
})
}
// extracting grouping tags from query
let groupingTags: string[] = []
const hostGroupingSearchString = 'by {'
const hostGroupingIndex = query.indexOf(hostGroupingSearchString)
if (hostGroupingIndex !== -1) {
const groupingTagsString = query.substring(
hostGroupingIndex + hostGroupingSearchString.length,
query.indexOf('}', hostGroupingIndex + hostGroupingSearchString.length)
)
groupingTags = groupingTagsString.includes(',') ? groupingTagsString.split(',') : [groupingTagsString]
}
return {
aggregation,
activeMetric,
metricTags,
groupingTags
}
}
export const DatadogMetricsQueryBuilder = (
activeMetric: string,
aggregation?: DatadogAggregationType,
tags: string[] = [],
groupingTags: string[] = [],
serviceInstanceIdentifier?: string
): {
query?: string
groupingQuery?: string
} => {
if (activeMetric?.length === 0) {
return {
query: ''
}
}
let query: string
Eif (aggregation && datadogAggregationOptions?.map(aggregationItem => aggregationItem.value).includes(aggregation)) {
query = `${aggregation}:${activeMetric}`
} else {
query = activeMetric
}
if (tags.length > 0) {
const tagsQueryPart = tags.reduce((prev, next) => {
if (prev.length === 1) {
return prev + next
} else {
return `${prev},${next}`
}
}, '{')
query = `${query}${tagsQueryPart}}`
} else {
query = `${query}{*}`
}
if (groupingTags.length > 0) {
const groupsQueryPart = groupingTags.reduce((prev, next) => {
return `${prev},${next}`
})
query = `${query} by {${groupsQueryPart}}`
}
let groupedQuery = query
// if there is serviceInstanceIdentifier selected and existing datadog query doesn't have grouping,
// we should create groupedQuery to use it for CV
if (serviceInstanceIdentifier && !groupingTags.length) {
groupedQuery = `${query} by {${serviceInstanceIdentifier}}${QUERY_CONTAINS_VALIDATION_PARAM}`
} else {
groupedQuery = `${groupedQuery}${QUERY_CONTAINS_VALIDATION_PARAM}`
}
query = `${query}${QUERY_CONTAINS_VALIDATION_PARAM}`
return {
query,
groupingQuery: groupedQuery
}
}
export function mapMetricTagsHostIdentifierKeysOptions(metricTags: string[]): SelectOption[] {
Eif (metricTags && Array.isArray(metricTags)) {
return Array.from(
new Set(
metricTags.concat('host').map(metricTag => {
return metricTag.split(':')?.[0]
})
)
)
.filter(tagKey => !!tagKey)
.map(tagKey => {
return {
label: tagKey,
value: tagKey
}
})
} else {
return []
}
}
export function mapMetricTagsToMetricTagsOptions(metricTags: string[]): SelectOption[] {
return metricTags.map(metricTag => {
return {
value: metricTag,
label: metricTag
}
})
}
export function getDatadogAggregationOptions(getString: (key: StringKeys) => string): SelectOption[] {
return datadogAggregationOptions.map(aggregation => {
return {
label: getString(aggregation.label),
value: aggregation.value
}
})
}
export function initializeDatadogGroupNames(
mappedMetrics: Map<string, DatadogMetricInfo>,
getString: UseStringsReturn['getString']
): SelectOption[] {
const groupNames = Array.from(mappedMetrics, keyValue => {
const { groupName } = keyValue?.[1] || {}
return groupName
}).filter(groupItem => groupItem !== null) as SelectOption[]
return [{ label: getString('cv.addNew'), value: '' }, ...groupNames].filter(val => val)
}
export const getOptions = (
options: SelectOption[],
getString: UseStringsReturn['getString'],
loading?: boolean
): SelectOption[] =>
loading
? [
{
value: getString('loading'),
label: getString('loading')
}
]
: options
export const renderSearchLoading = (loading?: boolean): JSX.Element =>
loading ? <Icon name="spinner" size={18} margin={{ top: 'xsmall', right: 'medium' }} /> : <></>
export const getActiveMetric = (
activeMetricsOptions: SelectOption[],
selectedMetricData?: DatadogMetricInfo
): SelectOption => {
let activeMetricItem = activeMetricsOptions.find(activeMetric => {
return selectedMetricData?.metric?.includes(activeMetric.value as string)
})
if (!activeMetricItem) {
activeMetricItem = { label: selectedMetricData?.metric || '', value: selectedMetricData?.metric || '' }
}
return activeMetricItem
}
export const setServiceInstanceTag = (
formikProps: FormikProps<DatadogMetricInfo>,
onRebuildMetricData: (
activeMetric?: string | undefined,
aggregator?: DatadogAggregationType | undefined,
selectedMetricTagOptions?: SelectOption[],
serviceInstanceIdentifier?: string | undefined,
groupName?: SelectOption | undefined
) => void
): void => {
if (formikProps.values.serviceInstanceIdentifierTag !== formikProps.values?.serviceInstance) {
formikProps.setFieldValue(
DatadogMetricsHealthSourceFieldNames.SERVICE_INSTANCE_IDENTIFIER_TAG,
formikProps.values.serviceInstanceIdentifierTag
)
onRebuildMetricData(
formikProps.values.metric,
formikProps.values.aggregator,
formikProps.values.metricTags,
formikProps.values?.serviceInstance as string,
formikProps.values.groupName
)
}
}
export const getPlaceholder = (getString: UseStringsReturn['getString'], loading?: boolean): string =>
loading ? getString('loading') : ''
export const getMetricValue = (currentActiveMetric: SelectOption, loading?: boolean): SelectOption =>
loading ? { label: '', value: '' } : currentActiveMetric
export const onMetricChange = (
value: string,
formikProps: FormikProps<DatadogMetricInfo>,
onRebuildMetricData: (
activeMetric?: string | undefined,
aggregator?: DatadogAggregationType | undefined,
selectedMetricTagOptions?: SelectOption[],
serviceInstanceIdentifier?: string | undefined,
groupName?: SelectOption | undefined
) => void,
resetActiveMetrics?: () => void
): void => {
if (!value) {
resetActiveMetrics?.()
}
formikProps.setFieldValue(DatadogMetricsHealthSourceFieldNames.METRIC, value)
const filteredMetricTags = formikProps.values.metricTags?.filter(tag => tag.value)
onRebuildMetricData(
value as string,
formikProps.values.aggregator,
filteredMetricTags,
formikProps.values.serviceInstanceIdentifierTag,
formikProps.values.groupName
)
}
export const setSearchPredicate = (
getString: UseStringsReturn['getString'],
search: string,
itemList: SelectOption[]
): SelectOption[] => {
Iif (!itemList.length && search.length) {
return [
{
label: getString('cv.monitoredServices.noMatchingData'),
value: getString('cv.monitoredServices.noMatchingData')
}
]
} else Iif (!itemList.length && !search.length) {
return [
{
label: getString('cv.monitoredServices.noMatchingData'),
value: getString('cv.monitoredServices.noMatchingData')
}
]
} else {
return itemList
}
}
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