From e65ea48fae5a279ad4e50594b03621904f84e477 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sun, 20 Aug 2023 21:27:44 +0000
Subject: [PATCH] fix: add async-mutex to builds on large vaults

---
 quartz/bootstrap-cli.mjs |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/quartz/bootstrap-cli.mjs b/quartz/bootstrap-cli.mjs
index ab63286..f7f5504 100755
--- a/quartz/bootstrap-cli.mjs
+++ b/quartz/bootstrap-cli.mjs
@@ -16,6 +16,7 @@
 import serveHandler from "serve-handler"
 import { WebSocketServer } from "ws"
 import { randomUUID } from "crypto"
+import { Mutex } from "async-mutex"
 
 const ORIGIN_NAME = "origin"
 const UPSTREAM_NAME = "upstream"
@@ -391,8 +392,10 @@
       ],
     })
 
+    const buildMutex = new Mutex()
     const timeoutIds = new Set()
     const build = async (clientRefresh) => {
+      await buildMutex.acquire()
       const result = await ctx.rebuild().catch((err) => {
         console.error(`${chalk.red("Couldn't parse Quartz configuration:")} ${fp}`)
         console.log(`Reason: ${chalk.grey(err)}`)
@@ -415,6 +418,7 @@
       const { default: buildQuartz } = await import(cacheFile + `?update=${randomUUID()}`)
       await buildQuartz(argv, clientRefresh)
       clientRefresh()
+      buildMutex.release()
     }
 
     const rebuild = (clientRefresh) => {

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