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Add experimental support for 'cache-write-only'

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There may be cases where it a "fresh" cache entry would be beneficial,
for example if the Gradle User Home cache entry grows over time.

This setting would run the build as if no prior cache entry exists.
This commit is contained in:
Daz DeBoer 2022-01-20 09:36:57 -07:00
parent 0a5ede19a9
commit 08d5b40ca5
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GPG key ID: DD6B9F0B06683D5D
6 changed files with 69 additions and 19 deletions
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21
src/cache-base.ts
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@ -16,6 +16,7 @@ import {
import {ConfigurationCacheEntryExtractor, GradleHomeEntryExtractor} from './cache-extract-entries'
const CACHE_PROTOCOL_VERSION = 'v6-'
const RESTORED_CACHE_KEY_KEY = 'restored-cache-key'
export const META_FILE_DIR = '.gradle-build-action'
export const PROJECT_ROOTS_FILE = 'project-roots.txt'
@ -81,8 +82,6 @@ function generateCacheKey(cacheName: string): CacheKey {
export class GradleStateCache {
private cacheName: string
private cacheDescription: string
private cacheKeyStateKey: string
private cacheResultStateKey: string
protected readonly gradleUserHome: string
@ -90,8 +89,6 @@ export class GradleStateCache {
this.gradleUserHome = gradleUserHome
this.cacheName = 'gradle'
this.cacheDescription = 'Gradle User Home'
this.cacheKeyStateKey = `CACHE_KEY_gradle`
this.cacheResultStateKey = `CACHE_RESULT_gradle`
}
init(): void {
@ -122,7 +119,6 @@ export class GradleStateCache {
const entryListener = listener.entry(this.cacheDescription)
const cacheKey = generateCacheKey(this.cacheName)
core.saveState(this.cacheKeyStateKey, cacheKey.key)
cacheDebug(
`Requesting ${this.cacheDescription} with
@ -136,7 +132,7 @@ export class GradleStateCache {
return
}
core.saveState(this.cacheResultStateKey, cacheResult.key)
core.saveState(RESTORED_CACHE_KEY_KEY, cacheResult.key)
core.info(`Restored ${this.cacheDescription} from cache key: ${cacheResult.key}`)
@ -165,12 +161,11 @@ export class GradleStateCache {
* it is saved with the exact key.
*/
async save(listener: CacheListener): Promise<void> {
// Retrieve the state set in the previous 'restore' step.
const cacheKeyFromRestore = core.getState(this.cacheKeyStateKey)
const cacheResultFromRestore = core.getState(this.cacheResultStateKey)
const cacheKey = generateCacheKey(this.cacheName).key
const restoredCacheKey = core.getState(RESTORED_CACHE_KEY_KEY)
if (cacheResultFromRestore && cacheKeyFromRestore === cacheResultFromRestore) {
core.info(`Cache hit occurred on the cache key ${cacheKeyFromRestore}, not saving cache.`)
if (restoredCacheKey && cacheKey === restoredCacheKey) {
core.info(`Cache hit occurred on the cache key ${cacheKey}, not saving cache.`)
return
}
@ -181,10 +176,10 @@ export class GradleStateCache {
return
}
core.info(`Caching ${this.cacheDescription} with cache key: ${cacheKeyFromRestore}`)
core.info(`Caching ${this.cacheDescription} with cache key: ${cacheKey}`)
const cachePath = this.getCachePath()
const entryListener = listener.entry(this.cacheDescription)
await saveCache(cachePath, cacheKeyFromRestore, entryListener)
await saveCache(cachePath, cacheKey, entryListener)
return
}