From 9cd2679655beaab07ebb6225cb065c7adc10b6f0 Mon Sep 17 00:00:00 2001
From: Joshua Noble <jnoble@filebase.com>
Date: Fri, 26 Jul 2024 17:29:21 -0400
Subject: [PATCH 1/3] fix: Verify Cache-Control header for UnixFS directories

---
 tests/path_gateway_unixfs_test.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/path_gateway_unixfs_test.go b/tests/path_gateway_unixfs_test.go
index 0dcc0218a..912f87a62 100644
--- a/tests/path_gateway_unixfs_test.go
+++ b/tests/path_gateway_unixfs_test.go
@@ -90,7 +90,7 @@ func TestGatewayCache(t *testing.T) {
 				Status(200).
 				Headers(
 					Header("Cache-Control").
-						IsEmpty(),
+						Equals("public, max-age=604800, stale-while-revalidate=2678400"),
 					Header("X-Ipfs-Path").
 						Equals("/ipfs/{{CID}}/root2/root3/", fixture.MustGetCid()),
 					Header("X-Ipfs-Roots").

From bca4a265d956d3d85978c8405eef57613c8c5e17 Mon Sep 17 00:00:00 2001
From: Marcin Rataj <lidel@lidel.org>
Date: Mon, 29 Jul 2024 20:23:32 +0200
Subject: [PATCH 2/3] refactor: make Cache-Control on generated html optional

This allows us to ship this as backward-compatible fix
---
 tests/path_gateway_unixfs_test.go | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

diff --git a/tests/path_gateway_unixfs_test.go b/tests/path_gateway_unixfs_test.go
index 912f87a62..c2cb55ce4 100644
--- a/tests/path_gateway_unixfs_test.go
+++ b/tests/path_gateway_unixfs_test.go
@@ -84,20 +84,25 @@ func TestGatewayCache(t *testing.T) {
 	tests := SugarTests{
 		{
 			Name: "GET for /ipfs/ unixfs dir listing succeeds",
+			Hint: "UnixFS directory listings are generated HTML, which may change over time, and can't be cached forever. Still, should have a meaningful cache-control header.",
 			Request: Request().
 				Path("/ipfs/{{CID}}/root2/root3/", fixture.MustGetCid()),
-			Response: Expect().
-				Status(200).
-				Headers(
-					Header("Cache-Control").
-						Equals("public, max-age=604800, stale-while-revalidate=2678400"),
-					Header("X-Ipfs-Path").
-						Equals("/ipfs/{{CID}}/root2/root3/", fixture.MustGetCid()),
-					Header("X-Ipfs-Roots").
-						Equals("{{CID1}},{{CID2}},{{CID3}}", fixture.MustGetCid(), fixture.MustGetCid("root2"), fixture.MustGetCid("root2", "root3")),
-					Header("Etag").
-						Matches("DirIndex-.*_CID-{{cid}}", fixture.MustGetCid("root2", "root3")),
+			Response: AllOf(
+				Expect().
+					Status(200).
+					Headers(
+						Header("X-Ipfs-Path").
+							Equals("/ipfs/{{CID}}/root2/root3/", fixture.MustGetCid()),
+						Header("X-Ipfs-Roots").
+							Equals("{{CID1}},{{CID2}},{{CID3}}", fixture.MustGetCid(), fixture.MustGetCid("root2"), fixture.MustGetCid("root2", "root3")),
+						Header("Etag").
+							Matches("DirIndex-.*_CID-{{cid}}", fixture.MustGetCid("root2", "root3")),
+					),
+				AnyOf(
+					Expect().Headers(Header("Cache-Control").IsEmpty()),
+					Expect().Headers(Header("Cache-Control").Equals("public, max-age=604800, stale-while-revalidate=2678400")),
 				),
+			),
 		},
 		{
 			Name: "GET for /ipfs/ unixfs dir with index.html succeeds",

From a4818e56326ae2571ae09cb40b389ab52a2654eb Mon Sep 17 00:00:00 2001
From: Marcin Rataj <lidel@lidel.org>
Date: Mon, 29 Jul 2024 21:50:26 +0200
Subject: [PATCH 3/3] docs: v0.6.1 changelog

---
 CHANGELOG.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3e1c28f1b..bcdeb3d3b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.6.1] - 2024-07-29
+### Changed
+- Support meaningful `Cache-Control` on generated UnixFS directory listing responses on `/ipfs` namespace
+
 ## [0.6.0] - 2024-06-10
 ### Changed
 - Gateway URL