Added version for content hashes of the adblock components.

brave · Jan 7, 2025 · 009cc31 · 009cc31
1 parent 6842fe2
commit 009cc31
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/lib/util.js b/lib/util.js
@@ -132,6 +132,10 @@ const generateSHA256HashOfFile = (file) => {
   return generateSHA256Hash(fs.readFileSync(file))
 }
 
+const generateVersionedHashOfFile = (file, version) => {
+  return generateSHA256Hash(version + fs.readFileSync(file))
+}
+
 const getIDFromBase64PublicKey = (key) => {
   const hash = crypto.createHash('sha256')
   const data = Buffer.from(key, 'base64')

diff --git a/scripts/packageAdBlock.js b/scripts/packageAdBlock.js
@@ -89,8 +89,11 @@ const processComponent = (
 
   let contentHash
   if (fileToHash !== undefined) {
+    // Increase this number if you want to recreate adblock components,
+    // even if the hash of the content file has not changed.
+    const contentHashVersion = 1
     const contentFile = path.join('build', 'ad-block-updater', componentSubdir, fileToHash)
-    contentHash = util.generateSHA256HashOfFile(contentFile)
+    contentHash = util.generateVersionedHashOfFile(contentFile, contentHashVersion)
   }
 
   if (!localRun) {