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42 changes: 42 additions & 0 deletions
42
x-pack/plugins/security_solution/server/lib/siem_migrations/rules/data/search.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| /* | ||
| * 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 type { QueryDslQueryContainer } from '@elastic/elasticsearch/lib/api/types'; | ||
| import { SiemMigrationRuleTranslationResult } from '../../../../../common/siem_migrations/constants'; | ||
|
|
||
| export const conditions = { | ||
| isFullyTranslated(): QueryDslQueryContainer { | ||
| return { term: { translation_result: SiemMigrationRuleTranslationResult.FULL } }; | ||
| }, | ||
| isNotInstalled(): QueryDslQueryContainer { | ||
| return { | ||
| nested: { | ||
| path: 'elastic_rule', | ||
| query: { bool: { must_not: { exists: { field: 'elastic_rule.id' } } } }, | ||
| }, | ||
| }; | ||
| }, | ||
| isPrebuilt(): QueryDslQueryContainer { | ||
| return { | ||
| nested: { | ||
| path: 'elastic_rule', | ||
| query: { exists: { field: 'elastic_rule.prebuilt_rule_id' } }, | ||
| }, | ||
| }; | ||
| }, | ||
| matchTitle(title: string): QueryDslQueryContainer { | ||
| return { | ||
| nested: { | ||
| path: 'elastic_rule', | ||
| query: { match: { 'elastic_rule.title': title } }, | ||
| }, | ||
| }; | ||
| }, | ||
| isInstallable(): QueryDslQueryContainer[] { | ||
| return [this.isFullyTranslated(), this.isNotInstalled()]; | ||
| }, | ||
| }; |
127 changes: 127 additions & 0 deletions
127
x-pack/plugins/security_solution/server/lib/siem_migrations/rules/data/sort.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| /* | ||
| * 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 type * as estypes from '@elastic/elasticsearch/lib/api/typesWithBodyKey'; | ||
|
|
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| export interface RuleMigrationSort { | ||
| sortField?: string; | ||
| sortDirection?: estypes.SortOrder; | ||
| } | ||
|
|
||
| const sortMissingValue = (direction: estypes.SortOrder = 'asc') => | ||
| direction === 'desc' ? '_last' : '_first'; | ||
|
|
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| const sortingOptions = { | ||
| matchedPrebuiltRule(direction: estypes.SortOrder = 'asc'): estypes.SortCombinations[] { | ||
| return [ | ||
| { | ||
| 'elastic_rule.prebuilt_rule_id': { | ||
| order: direction, | ||
| nested: { path: 'elastic_rule' }, | ||
| missing: sortMissingValue(direction), | ||
| }, | ||
| }, | ||
| ]; | ||
| }, | ||
| severity(direction: estypes.SortOrder = 'asc'): estypes.SortCombinations[] { | ||
| const field = 'elastic_rule.severity'; | ||
| return [ | ||
| { | ||
| _script: { | ||
| order: direction, | ||
| type: 'number', | ||
| script: { | ||
| source: ` | ||
| if (doc.containsKey('${field}') && !doc['${field}'].empty) { | ||
| def value = doc['${field}'].value.toLowerCase(); | ||
| if (value == 'critical') { return 3 } | ||
| if (value == 'high') { return 2 } | ||
| if (value == 'medium') { return 1 } | ||
| if (value == 'low') { return 0 } | ||
| } | ||
| return -1; | ||
| `, | ||
| lang: 'painless', | ||
| }, | ||
| nested: { path: 'elastic_rule' }, | ||
| }, | ||
| }, | ||
| ]; | ||
| }, | ||
| status(direction: estypes.SortOrder = 'asc'): estypes.SortCombinations[] { | ||
| const field = 'translation_result'; | ||
| const installedRuleField = 'elastic_rule.id'; | ||
| return [ | ||
| { | ||
| _script: { | ||
| order: direction, | ||
| type: 'number', | ||
| script: { | ||
| source: ` | ||
| if (doc.containsKey('${field}') && !doc['${field}'].empty) { | ||
| def value = doc['${field}'].value.toLowerCase(); | ||
| if (value == 'full') { return 2 } | ||
| if (value == 'partial') { return 1 } | ||
| if (value == 'untranslatable') { return 0 } | ||
| } | ||
| return -1; | ||
| `, | ||
| lang: 'painless', | ||
| }, | ||
| }, | ||
| }, | ||
| { | ||
| _script: { | ||
| order: direction, | ||
| type: 'number', | ||
| script: { | ||
| source: ` | ||
| if (doc.containsKey('${installedRuleField}') && !doc['${installedRuleField}'].empty) { | ||
| return 0; | ||
| } | ||
| return -1; | ||
| `, | ||
| lang: 'painless', | ||
| }, | ||
| nested: { path: 'elastic_rule' }, | ||
| }, | ||
| }, | ||
| ]; | ||
| }, | ||
| updated(direction: estypes.SortOrder = 'asc'): estypes.SortCombinations[] { | ||
| return [{ updated_at: direction }]; | ||
| }, | ||
| name(direction: estypes.SortOrder = 'asc'): estypes.SortCombinations[] { | ||
| return [ | ||
| { 'elastic_rule.title.keyword': { order: direction, nested: { path: 'elastic_rule' } } }, | ||
| ]; | ||
| }, | ||
| }; | ||
|
|
||
| const DEFAULT_SORTING: estypes.Sort = [ | ||
| ...sortingOptions.status('desc'), | ||
| ...sortingOptions.matchedPrebuiltRule('desc'), | ||
| ...sortingOptions.severity(), | ||
| ...sortingOptions.updated(), | ||
| ]; | ||
|
|
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| const sortingOptionsMap: { | ||
| [key: string]: (direction?: estypes.SortOrder) => estypes.SortCombinations[]; | ||
| } = { | ||
| 'elastic_rule.title': sortingOptions.name, | ||
| 'elastic_rule.severity': sortingOptions.severity, | ||
| 'elastic_rule.prebuilt_rule_id': sortingOptions.matchedPrebuiltRule, | ||
| translation_result: sortingOptions.status, | ||
| updated_at: sortingOptions.updated, | ||
| }; | ||
|
|
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| export const getSortingOptions = (sort?: RuleMigrationSort): estypes.Sort => { | ||
| if (!sort?.sortField) { | ||
| return DEFAULT_SORTING; | ||
| } | ||
| return sortingOptionsMap[sort.sortField]?.(sort.sortDirection) ?? DEFAULT_SORTING; | ||
| }; |