feat(xo-server/sr.getAllUnhealthyVdiChainsLength): memoize 60 seconds

Introduced by 0975863d9

CHANGELOG.unreleased.md

@@ -27,3 +27,5 @@
 > - major: if the change breaks compatibility
 >
 > In case of conflict, the highest (lowest in previous list) `$version` wins.
+
+- xo-server patch

packages/xo-server/src/_pDebounceWithKey.mjs

@@ -39,7 +39,12 @@ export const debounceWithKey = (fn, delay, keyFn = defaultKeyFn) => {
     const keys = ensureArray(keyFn.apply(this, arguments))
     let promise = cache.get(keys)
     if (promise === undefined) {
-      cache.set(keys, (promise = fn.apply(this, arguments)))
+      cache.set(
+        keys,
+        (promise = new Promise(resolve => {
+          resolve(fn.apply(this, arguments))
+        }))
+      )
       const remove = scheduleRemoveCacheEntry.bind(cache, keys, Date.now() + delayFn.apply(this, arguments))
       promise.then(remove, remove)
     }

packages/xo-server/src/api/sr.mjs

@@ -5,6 +5,7 @@ import some from 'lodash/some.js'
 
 import ensureArray from '../_ensureArray.mjs'
 import { asInteger } from '../xapi/utils.mjs'
+import { debounceWithKey } from '../_pDebounceWithKey.mjs'
 import { forEach, parseXml } from '../utils.mjs'
 
 // ===================================================================
@@ -866,7 +867,7 @@ probeNfsExists.resolve = {
 
 // -------------------------------------------------------------------
 
-export function getAllUnhealthyVdiChainsLength() {
+export const getAllUnhealthyVdiChainsLength = debounceWithKey(function getAllUnhealthyVdiChainsLength() {
   const unhealthyVdiChainsLengthBySr = {}
   filter(this.objects.all, obj => obj.type === 'SR' && obj.content_type !== 'iso' && obj.size > 0).forEach(sr => {
     const unhealthyVdiChainsLengthByVdi = this.getXapi(sr).getUnhealthyVdiChainsLength(sr)
@@ -875,7 +876,7 @@ export function getAllUnhealthyVdiChainsLength() {
     }
   })
   return unhealthyVdiChainsLengthBySr
-}
+}, 60e3)
 
 // -------------------------------------------------------------------