From 7fdcaea2fbe620b44a5ffd87717307ad01c9f37e Mon Sep 17 00:00:00 2001
From: Julian Gruber <julian@juliangruber.com>
Date: Wed, 24 Jul 2024 16:13:53 +0200
Subject: [PATCH] disable w3s cache on failed attempt

---
 lib/modules.js | 10 +++++++---
 lib/zinnia.js  |  5 +++--
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/lib/modules.js b/lib/modules.js
index 8f308ece..de894f34 100644
--- a/lib/modules.js
+++ b/lib/modules.js
@@ -2,7 +2,7 @@ import os from 'node:os'
 import assert from 'node:assert'
 import { join } from 'node:path'
 import { mkdir, chmod, rm, readFile, writeFile, stat } from 'node:fs/promises'
-import { fetch } from 'undici'
+import { fetch, Headers } from 'undici'
 import { pipeline } from 'node:stream/promises'
 import unzip from 'unzip-stream'
 import { createWriteStream } from 'node:fs'
@@ -131,7 +131,8 @@ export async function updateSourceFiles ({
   module,
   ipnsKey,
   moduleVersionsDir,
-  moduleSourcesDir
+  moduleSourcesDir,
+  noCache
 }) {
   await mkdir(moduleSourcesDir, { recursive: true })
   const outDir = join(moduleSourcesDir, module)
@@ -159,8 +160,11 @@ export async function updateSourceFiles ({
     try {
       const url = `https://${cid}.ipfs.${gateway}?format=car`
       console.error(`[${module}]  ⇣ downloading source files via ${url}`)
+      const headers = new Headers()
+      if (noCache) headers.append('Cache-Control', 'no-cache')
       res = await fetch(url, {
-        signal: AbortSignal.timeout(10_000)
+        signal: AbortSignal.timeout(10_000),
+        headers
       })
 
       if (res.status >= 300) {
diff --git a/lib/zinnia.js b/lib/zinnia.js
index 790ac301..57c46343 100644
--- a/lib/zinnia.js
+++ b/lib/zinnia.js
@@ -79,11 +79,12 @@ const updateAllSourceFiles = async ({
       .filter(({ module }) => matchesModuleFilter(module))
       .map(({ module, ipnsKey }) =>
         pRetry(
-          () => updateSourceFiles({
+          attemptNumber => updateSourceFiles({
             module,
             ipnsKey,
             moduleVersionsDir,
-            moduleSourcesDir
+            moduleSourcesDir,
+            noCache: attemptNumber > 1
           }),
           {
             signal,