fix: missing paths returns 404 instead of 502

Fixes #53
ipfs · Apr 19, 2024 · 529c7ad · 529c7ad
1 parent 089635d
commit 529c7ad
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diff --git a/packages/verified-fetch/src/verified-fetch.ts b/packages/verified-fetch/src/verified-fetch.ts
@@ -316,7 +316,7 @@ export class VerifiedFetch {
       terminalElement = pathDetails.terminalElement
     } catch (err: any) {
       options?.signal?.throwIfAborted()
-      if (['ERR_NO_PROP', 'ERR_NO_TERMINAL_ELEMENT'].includes(err.code)) {
+      if (['ERR_NO_PROP', 'ERR_NO_TERMINAL_ELEMENT', 'ERR_NOT_FOUND'].includes(err.code)) {
         return notFoundResponse(resource.toString())
       }
       this.log.error('error walking path %s', path, err)

diff --git a/packages/verified-fetch/test/verified-fetch.spec.ts b/packages/verified-fetch/test/verified-fetch.spec.ts
@@ -837,5 +837,23 @@ describe('@helia/verifed-fetch', () => {
       const resp = await verifiedFetch.fetch(`http://example.com/ipfs/${cid}/foo/i-do-not-exist`)
       expect(resp.status).to.equal(404)
     })
+
+    it('returns a 404 when walking dag-pb for non-existent path', async () => {
+      const fs = unixfs(helia)
+
+      const res = await last(fs.addAll([{
+        path: 'index.html',
+        content: Uint8Array.from([0x01, 0x02, 0x03])
+      }], {
+        wrapWithDirectory: true
+      }))
+
+      if (res == null) {
+        throw new Error('Import failed')
+      }
+
+      const resp = await verifiedFetch.fetch(`ipfs://${res.cid}/does/not/exist`)
+      expect(resp.status).to.equal(404)
+    })
   })
 })