From e16a6d3f7dce182a40422c12007fa7adf9b3ab27 Mon Sep 17 00:00:00 2001
From: Dave Longley <dlongley@digitalbazaar.com>
Date: Sun, 17 Mar 2024 18:20:19 -0400
Subject: [PATCH] Add fetch options with default size and timeout limits.

---
 CHANGELOG.md  |  6 ++++++
 lib/config.js | 15 +++++++++++++++
 lib/index.js  | 10 ++++++++--
 3 files changed, 29 insertions(+), 2 deletions(-)
 create mode 100644 lib/config.js

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5d5053d..5249816 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # bedrock-jsonld-document-loader ChangeLog
 
+## 5.0.0 - 2024-mm-dd
+
+### Changed
+- **BREAKING**: Add fetch options with default size and timeout limits
+  (16 KiB and 5 seconds, respectively) for `httpHandlerClient`.
+
 ## 4.0.0 - 2023-09-18
 
 ### Changed
diff --git a/lib/config.js b/lib/config.js
new file mode 100644
index 0000000..ebd0311
--- /dev/null
+++ b/lib/config.js
@@ -0,0 +1,15 @@
+/*!
+ * Copyright (c) 2024 Digital Bazaar, Inc. All rights reserved.
+ */
+import {config} from '@bedrock/core';
+
+const cfg = config['jsonld-document-loader'] = {};
+
+cfg.httpClientHandler = {
+  fetchOptions: {
+    // max size for fetched documents (in bytes, ~16 KiB)
+    size: 16384,
+    // timeout in ms for fetching a document
+    timeout: 5000
+  }
+};
diff --git a/lib/index.js b/lib/index.js
index 61270b6..917cac4 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,10 +1,13 @@
 /*!
- * Copyright (c) 2019-2022 Digital Bazaar, Inc. All rights reserved.
+ * Copyright (c) 2019-2024 Digital Bazaar, Inc. All rights reserved.
  */
 import {agent} from '@bedrock/https-agent';
+import {config} from '@bedrock/core';
 import {httpClient} from '@digitalbazaar/http-client';
 import {JsonLdDocumentLoader} from 'jsonld-document-loader';
 
+import './config.js';
+
 const jdl = new JsonLdDocumentLoader();
 
 export const httpClientHandler = {
@@ -18,9 +21,12 @@ export const httpClientHandler = {
     if(!url.startsWith('http')) {
       throw new Error('NotFoundError');
     }
+    const {
+      httpClientHandler: {fetchOptions}
+    } = config['jsonld-document-loader'];
     let result;
     try {
-      result = await httpClient.get(url, {agent});
+      result = await httpClient.get(url, {...fetchOptions, agent});
     } catch(e) {
       throw new Error('NotFoundError');
     }