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feat(fs/Local#lock): attempt to reacquire in case of compromission

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Related to zammad#8826
This commit is contained in:
Julien Fontanet 2022-08-10 17:41:16 +02:00
parent a963878af5
commit 4bed4195ac
1 changed files with 13 additions and 3 deletions
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16
@xen-orchestra/fs/src/local.js
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@ -7,7 +7,7 @@ import { fromEvent, retry } from 'promise-toolbox'
import RemoteHandlerAbstract from './abstract'
const { warn } = createLogger('xo:fs:local')
const { info, warn } = createLogger('xo:fs:local')
// save current stack trace and add it to any rejected error
//
@ -110,11 +110,21 @@ export default class LocalHandler extends RemoteHandlerAbstract {
}
async _lock(path) {
const release = lockfile.lock(this._getFilePath(path), {
onCompromised: async error => {
let release
const acquire = lockfile.lock.bind(undefined, this._getFilePath(path), {
async onCompromised(error) {
warn('lock compromised', { error })
try {
release = await acquire()
info('compromised lock was reacquired')
} catch (error) {
warn('compromised lock could not be reacquired', { error })
}
},
})
await acquire()
return async () => {
try {
await release()