From e5c7c060e336be7c0318dc416744fa9016658d0e Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 09:19:52 +0200
Subject: [PATCH 1/7] wip: feat: add t0109

---
 fixtures/t0109-redirects.car              | Bin 0 -> 69257 bytes
 go.mod                                    |  15 +-
 go.sum                                    |   9 +-
 tests/t0109_gateway_web_redirects_test.go | 240 ++++++++++++++++++++++
 tooling/car/fixture.go                    |  32 +++
 tooling/car/unixfs.go                     |   2 +-
 6 files changed, 282 insertions(+), 16 deletions(-)
 create mode 100644 fixtures/t0109-redirects.car
 create mode 100644 tests/t0109_gateway_web_redirects_test.go

diff --git a/fixtures/t0109-redirects.car b/fixtures/t0109-redirects.car
new file mode 100644
index 0000000000000000000000000000000000000000..ba4da8ba535d3fd0fb32546fda7f855e3d1232dd
GIT binary patch
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diff --git a/go.mod b/go.mod
index d94b2411b..99c0ec14d 100644
--- a/go.mod
+++ b/go.mod
@@ -6,17 +6,18 @@ require (
 	github.com/ipfs/boxo v0.8.0-rc1
 	github.com/ipfs/go-cid v0.4.0
 	github.com/ipld/go-car/v2 v2.9.1-0.20230325062757-fff0e4397a3d
+	github.com/ipld/go-ipld-prime v0.20.0
 	github.com/urfave/cli/v2 v2.25.0
 )
 
 require (
 	github.com/alecthomas/units v0.0.0-20210927113745-59d0afb8317a // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
-	github.com/ipfs/go-ipfs-files v0.3.0 // indirect
+	github.com/crackcomm/go-gitignore v0.0.0-20170627025303-887ab5e44cc3 // indirect
 	github.com/ipld/go-codec-dagpb v1.6.0 // indirect
-	github.com/ipld/go-ipld-prime v0.20.0 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
+	go.uber.org/goleak v1.1.12 // indirect
 	golang.org/x/sync v0.1.0 // indirect
 )
 
@@ -29,7 +30,7 @@ require (
 	github.com/ipfs/bbloom v0.0.4 // indirect
 	github.com/ipfs/go-bitfield v1.1.0 // indirect
 	github.com/ipfs/go-block-format v0.1.2 // indirect
-	github.com/ipfs/go-blockservice v0.5.0
+	github.com/ipfs/go-blockservice v0.5.0 // indirect
 	github.com/ipfs/go-datastore v0.6.0 // indirect
 	github.com/ipfs/go-ipfs-blockstore v1.3.0 // indirect
 	github.com/ipfs/go-ipfs-ds-help v1.1.0 // indirect
@@ -38,12 +39,10 @@ require (
 	github.com/ipfs/go-ipld-cbor v0.0.6 // indirect
 	github.com/ipfs/go-ipld-format v0.4.0
 	github.com/ipfs/go-ipld-legacy v0.1.1 // indirect
-	github.com/ipfs/go-libipfs v0.6.0 // indirect
 	github.com/ipfs/go-log v1.0.5
 	github.com/ipfs/go-log/v2 v2.5.1 // indirect
 	github.com/ipfs/go-merkledag v0.10.0 // indirect
 	github.com/ipfs/go-metrics-interface v0.0.1 // indirect
-	github.com/ipfs/go-unixfs v0.4.5
 	github.com/ipfs/go-verifcid v0.0.2 // indirect
 	github.com/jbenet/goprocess v0.1.4 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.3 // indirect
@@ -52,9 +51,9 @@ require (
 	github.com/mr-tron/base58 v1.2.0 // indirect
 	github.com/multiformats/go-base32 v0.1.0 // indirect
 	github.com/multiformats/go-base36 v0.2.0 // indirect
-	github.com/multiformats/go-multibase v0.1.1 // indirect
-	github.com/multiformats/go-multicodec v0.8.1 // indirect
-	github.com/multiformats/go-multihash v0.2.1 // indirect
+	github.com/multiformats/go-multibase v0.1.1
+	github.com/multiformats/go-multicodec v0.8.1
+	github.com/multiformats/go-multihash v0.2.1
 	github.com/multiformats/go-varint v0.0.7 // indirect
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/petar/GoLLRB v0.0.0-20210522233825-ae3b015fd3e9 // indirect
diff --git a/go.sum b/go.sum
index 407c60aa9..2cfcb2400 100644
--- a/go.sum
+++ b/go.sum
@@ -10,6 +10,7 @@ github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:ma
 github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHHBfMQ6w=
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/crackcomm/go-gitignore v0.0.0-20170627025303-887ab5e44cc3 h1:HVTnpeuvF6Owjd5mniCL8DEXo7uYXdQEmOP4FJbV5tg=
+github.com/crackcomm/go-gitignore v0.0.0-20170627025303-887ab5e44cc3/go.mod h1:p1d6YEZWvFzEh4KLyvBcVSnrfNDDvK2zfK/4x2v/4pE=
 github.com/cskr/pubsub v1.0.2 h1:vlOzMhl6PFn60gRlTQQsIfVwaPB/B/8MziK8FhEPt/0=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -81,9 +82,6 @@ github.com/ipfs/go-ipfs-ds-help v1.1.0/go.mod h1:YR5+6EaebOhfcqVCyqemItCLthrpVNo
 github.com/ipfs/go-ipfs-exchange-interface v0.2.0 h1:8lMSJmKogZYNo2jjhUs0izT+dck05pqUw4mWNW9Pw6Y=
 github.com/ipfs/go-ipfs-exchange-interface v0.2.0/go.mod h1:z6+RhJuDQbqKguVyslSOuVDhqF9JtTrO3eptSAiW2/Y=
 github.com/ipfs/go-ipfs-exchange-offline v0.3.0 h1:c/Dg8GDPzixGd0MC8Jh6mjOwU57uYokgWRFidfvEkuA=
-github.com/ipfs/go-ipfs-files v0.3.0 h1:fallckyc5PYjuMEitPNrjRfpwl7YFt69heCOUhsbGxQ=
-github.com/ipfs/go-ipfs-files v0.3.0/go.mod h1:xAUtYMwB+iu/dtf6+muHNSFQCJG2dSiStR2P6sn9tIM=
-github.com/ipfs/go-ipfs-posinfo v0.0.1 h1:Esoxj+1JgSjX0+ylc0hUmJCOv6V2vFoZiETLR6OtpRs=
 github.com/ipfs/go-ipfs-pq v0.0.3 h1:YpoHVJB+jzK15mr/xsWC574tyDLkezVrDNeaalQBsTE=
 github.com/ipfs/go-ipfs-routing v0.3.0 h1:9W/W3N+g+y4ZDeffSgqhgo7BsBSJwPMcyssET9OWevc=
 github.com/ipfs/go-ipfs-util v0.0.1/go.mod h1:spsl5z8KUnrve+73pOhSVZND1SIxPW5RyBCNzQxlJBc=
@@ -97,8 +95,6 @@ github.com/ipfs/go-ipld-format v0.4.0 h1:yqJSaJftjmjc9jEOFYlpkwOLVKv68OD27jFLlSg
 github.com/ipfs/go-ipld-format v0.4.0/go.mod h1:co/SdBE8h99968X0hViiw1MNlh6fvxxnHpvVLnH7jSM=
 github.com/ipfs/go-ipld-legacy v0.1.1 h1:BvD8PEuqwBHLTKqlGFTHSwrwFOMkVESEvwIYwR2cdcc=
 github.com/ipfs/go-ipld-legacy v0.1.1/go.mod h1:8AyKFCjgRPsQFf15ZQgDB8Din4DML/fOmKZkkFkrIEg=
-github.com/ipfs/go-libipfs v0.6.0 h1:3FuckAJEm+zdHbHbf6lAyk0QUzc45LsFcGw102oBCZM=
-github.com/ipfs/go-libipfs v0.6.0/go.mod h1:UjjDIuehp2GzlNP0HEr5I9GfFT7zWgst+YfpUEIThtw=
 github.com/ipfs/go-log v1.0.5 h1:2dOuUCB1Z7uoczMWgAyDck5JLb72zHzrMnGnCNNbvY8=
 github.com/ipfs/go-log v1.0.5/go.mod h1:j0b8ZoR+7+R99LD9jZ6+AJsrzkPbSXbZfGakb5JPtIo=
 github.com/ipfs/go-log/v2 v2.1.3/go.mod h1:/8d0SH3Su5Ooc31QlL1WysJhvyOTDCjcCZ9Axpmri6g=
@@ -109,8 +105,6 @@ github.com/ipfs/go-merkledag v0.10.0/go.mod h1:zkVav8KiYlmbzUzNM6kENzkdP5+qR7+2m
 github.com/ipfs/go-metrics-interface v0.0.1 h1:j+cpbjYvu4R8zbleSs36gvB7jR+wsL2fGD6n0jO4kdg=
 github.com/ipfs/go-metrics-interface v0.0.1/go.mod h1:6s6euYU4zowdslK0GKHmqaIZ3j/b/tL7HTWtJ4VPgWY=
 github.com/ipfs/go-peertaskqueue v0.8.1 h1:YhxAs1+wxb5jk7RvS0LHdyiILpNmRIRnZVztekOF0pg=
-github.com/ipfs/go-unixfs v0.4.5 h1:wj8JhxvV1G6CD7swACwSKYa+NgtdWC1RUit+gFnymDU=
-github.com/ipfs/go-unixfs v0.4.5/go.mod h1:BIznJNvt/gEx/ooRMI4Us9K8+qeGO7vx1ohnbk8gjFg=
 github.com/ipfs/go-unixfsnode v1.6.0 h1:JOSA02yaLylRNi2rlB4ldPr5VcZhcnaIVj5zNLcOjDo=
 github.com/ipfs/go-verifcid v0.0.2 h1:XPnUv0XmdH+ZIhLGKg6U2vaPaRDXb9urMyNVCE7uvTs=
 github.com/ipfs/go-verifcid v0.0.2/go.mod h1:40cD9x1y4OWnFXbLNJYRe7MpNvWlMn3LZAG5Wb4xnPU=
@@ -260,6 +254,7 @@ go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
 go.uber.org/atomic v1.10.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
 go.uber.org/goleak v1.1.11-0.20210813005559-691160354723/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/goleak v1.1.12 h1:gZAh5/EyT/HQwlpkCy6wTpqfH9H8Lz8zbm3dZh+OyzA=
+go.uber.org/goleak v1.1.12/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
 go.uber.org/multierr v1.9.0 h1:7fIwc/ZtS0q++VgcfqFDxSBZVv/Xo49/SYnDFupUwlI=
diff --git a/tests/t0109_gateway_web_redirects_test.go b/tests/t0109_gateway_web_redirects_test.go
new file mode 100644
index 000000000..5811b64fa
--- /dev/null
+++ b/tests/t0109_gateway_web_redirects_test.go
@@ -0,0 +1,240 @@
+package tests
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/ipfs/gateway-conformance/tooling/car"
+	. "github.com/ipfs/gateway-conformance/tooling/check"
+	"github.com/ipfs/gateway-conformance/tooling/test"
+	. "github.com/ipfs/gateway-conformance/tooling/test"
+	mb "github.com/multiformats/go-multibase"
+)
+
+func TestRedirectsFileSupport(t *testing.T) {
+	fixture := car.MustOpenUnixfsCar("t0109-redirects.car")
+
+	// root := fixture.MustGetNode()
+	redirectDir := fixture.MustGetNode("examples")
+
+	redirectDirCID, err := mb.Encode(mb.Base32, redirectDir.Cid().Bytes())
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	redirectDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", redirectDirCID)
+
+	// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/404.html | cut -d "/" -f3)
+	custom404 := fixture.MustGetNode("examples", "404.html")
+	// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
+	custom410 := fixture.MustGetNode("examples", "410.html")
+	// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
+	custom451 := fixture.MustGetNode("examples", "451.html")
+
+	tests := SugarTests{
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/redirect-one" > response &&
+		//	test_should_contain "301 Moved Permanently" response &&
+		//	test_should_contain "Location: /one.html" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file",
+			Request: Request().
+				DoNotFollowRedirects().
+				URL("http://%s/redirect-one", redirectDirHostname),
+			Response: Expect().
+				Status(301).
+				Headers(
+					Header("Location").Equals("/one.html"),
+				),
+		},
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/301-redirect-one" > response &&
+		//	test_should_contain "301 Moved Permanently" response &&
+		//	test_should_contain "Location: /one.html" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file",
+			Request: Request().
+				DoNotFollowRedirects().
+				URL("http://%s/301-redirect-one", redirectDirHostname),
+			Response: Expect().
+				Status(301).
+				Headers(
+					Header("Location").Equals("/one.html"),
+				),
+		},
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/302-redirect-two" > response &&
+		//	test_should_contain "302 Found" response &&
+		//	test_should_contain "Location: /two.html" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file",
+			Request: Request().
+				DoNotFollowRedirects().
+				URL("http://%s/302-redirect-two", redirectDirHostname),
+			Response: Expect().
+				Status(302).
+				Headers(
+					Header("Location").Equals("/two.html"),
+				),
+		},
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/200-index" > response &&
+		//	test_should_contain "my index" response &&
+		//	test_should_contain "200 OK" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file",
+			Request: Request().
+				DoNotFollowRedirects().
+				URL("http://%s/200-index", redirectDirHostname),
+			Response: Expect().
+				Status(200).
+				Body(Contains("my index")),
+		},
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/posts/2022/01/01/hello-world" > response &&
+		//	test_should_contain "301 Moved Permanently" response &&
+		//	test_should_contain "Location: /articles/2022/01/01/hello-world" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file",
+			Request: Request().
+				DoNotFollowRedirects().
+				URL("http://%s/posts/2022/01/01/hello-world", redirectDirHostname),
+			Response: Expect().
+				Status(301).
+				Headers(
+					Header("Location").Equals("/articles/2022/01/01/hello-world"),
+				),
+		},
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/splat/one.html" > response &&
+		//	test_should_contain "301 Moved Permanently" response &&
+		//	test_should_contain "Location: /redirected-splat/one.html" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file",
+			Request: Request().
+				DoNotFollowRedirects().
+				URL("http://%s/splat/one.html", redirectDirHostname),
+			Response: Expect().
+				Status(301).
+				Headers(
+					Header("Location").Equals("/redirected-splat/one.html"),
+				),
+		},
+		// # ensure custom 4xx works and has the same cache headers as regular /ipfs/ path
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry" > response &&
+		//	test_should_contain "404 Not Found" response &&
+		//	test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
+		//	test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
+		//	test_should_contain "my 404" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file",
+			Request: Request().
+				URL("http://%s/not-found/has-no-redirects-entry", redirectDirHostname),
+			Response: Expect().
+				Status(404).
+				Headers(
+					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
+					Header("Etag").Equals("\"%s\"", custom404.Cid().String()),
+				).
+				Body(Contains(string(custom404.RawData()))),
+		},
+		// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file" '
+		//   curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry" > response &&
+		//   test_should_contain "410 Gone" response &&
+		//   test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
+		//   test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
+		//   test_should_contain "my 410" response
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file",
+			Request: Request().
+				URL("http://%s/gone/has-no-redirects-entry", redirectDirHostname),
+			Response: Expect().
+				Status(410).
+				Headers(
+					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
+					Header("Etag").Equals("\"%s\"", custom410.Cid().String()),
+				).
+				Body(Contains(string(custom410.RawData()))),
+		},
+		// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry" > response &&
+		//	test_should_contain "451 Unavailable For Legal Reasons" response &&
+		//	test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
+		//	test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
+		//	test_should_contain "my 451" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file",
+			Request: Request().
+				URL("http://%s/unavail/has-no-redirects-entry", redirectDirHostname),
+			Response: Expect().
+				Status(451).
+				Headers(
+					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
+					Header("Etag").Equals("\"%s\"", custom451.Cid().String()),
+				).
+				Body(Contains(string(custom451.RawData()))),
+		},
+		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file" '
+		//
+		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/catch-all" > response &&
+		//	test_should_contain "200 OK" response &&
+		//	test_should_contain "my index" response
+		//
+		// '
+		{
+			Name: "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file",
+			Request: Request().
+				URL("http://%s/catch-all", redirectDirHostname),
+			Response: Expect().
+				Status(200).
+				Body(Contains("my index")),
+		},
+		// # This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)
+		// test_expect_success "request for http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one returns generic 404 (no custom 404 from _redirects since no origin isolation)" '
+		//
+		//	curl -sD - "http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one" > response &&
+		//	test_should_contain "404 Not Found" response &&
+		//	test_should_not_contain "my 404" response
+		//
+		// '
+		{
+			// TODO: how to test this correctly?
+			Name: "This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)",
+			Request: Request().
+				URL("http://127.0.0.1:8080/ipfs/%s/301-redirect-one", redirectDirCID),
+			Response: Expect().
+				Status(404).
+				Body(Not(Contains("my 404"))),
+		},
+	}
+
+	test.Run(t, tests.Build())
+}
diff --git a/tooling/car/fixture.go b/tooling/car/fixture.go
index ef2e4c1bc..9d82907eb 100644
--- a/tooling/car/fixture.go
+++ b/tooling/car/fixture.go
@@ -3,6 +3,8 @@ package car
 import (
 	"time"
 
+	_ "github.com/ipfs/boxo/ipld/merkledag"
+
 	"github.com/ipfs/go-cid"
 	format "github.com/ipfs/go-ipld-format"
 	"github.com/ipld/go-ipld-prime"
@@ -11,6 +13,7 @@ import (
 
 type FixtureNode struct {
 	node format.Node
+	dsvc format.DAGService
 }
 
 // get cid method
@@ -29,6 +32,35 @@ func (n *FixtureNode) Formatted(codecStr string) []byte {
 	return FormatDagNode(node, codecStr)
 }
 
+
+// func (n *FixtureNode) ToFile() files.File {
+//        f, err := unixfile.NewUnixfsFile(context.Background(), n.dsvc, n.node)
+//        if err != nil {
+//                panic(err)
+//        }
+
+//        r, ok := f.(files.File)
+
+//        if !ok {
+//                panic("not a file")
+//        }
+
+//        return r
+// }
+
+// // read the file
+// func (n *FixtureNode) ReadFile() string {
+//        f := n.ToFile()
+
+//        buf := new(strings.Builder)
+//        _, err := io.Copy(buf, f)
+//        if err != nil {
+//                panic(err)
+//        }
+
+//        return buf.String()
+// }
+
 func RandomCID() cid.Cid {
     now := time.Now().UTC()
     timeBytes := []byte(now.Format(time.RFC3339))
diff --git a/tooling/car/unixfs.go b/tooling/car/unixfs.go
index 797889834..21af7ffe8 100644
--- a/tooling/car/unixfs.go
+++ b/tooling/car/unixfs.go
@@ -96,7 +96,7 @@ func (d *UnixfsDag) mustGetNode(names ...string) format.Node {
 }
 
 func (d *UnixfsDag) MustGetNode(names ...string) *FixtureNode {
-	return &FixtureNode{node: d.mustGetNode(names...)}
+	return &FixtureNode{node: d.mustGetNode(names...), dsvc: d.dsvc}
 }
 
 func (d *UnixfsDag) MustGetRoot() *FixtureNode {

From d2c241afc01547a183d2d062185f8b0c6fd83dcc Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 10:25:11 +0200
Subject: [PATCH 2/7] fix: t109 & module deps

---
 go.mod                                    |  9 +----
 go.sum                                    | 26 +-----------
 tests/t0109_gateway_web_redirects_test.go | 11 +++--
 tooling/car/fixture.go                    | 49 ++++++++++++-----------
 tooling/car/merge.go                      |  2 +-
 5 files changed, 36 insertions(+), 61 deletions(-)

diff --git a/go.mod b/go.mod
index 99c0ec14d..07b4cc2cd 100644
--- a/go.mod
+++ b/go.mod
@@ -3,9 +3,8 @@ module github.com/ipfs/gateway-conformance
 go 1.19
 
 require (
-	github.com/ipfs/boxo v0.8.0-rc1
+	github.com/ipfs/boxo v0.8.0-rc3
 	github.com/ipfs/go-cid v0.4.0
-	github.com/ipld/go-car/v2 v2.9.1-0.20230325062757-fff0e4397a3d
 	github.com/ipld/go-ipld-prime v0.20.0
 	github.com/urfave/cli/v2 v2.25.0
 )
@@ -30,20 +29,14 @@ require (
 	github.com/ipfs/bbloom v0.0.4 // indirect
 	github.com/ipfs/go-bitfield v1.1.0 // indirect
 	github.com/ipfs/go-block-format v0.1.2 // indirect
-	github.com/ipfs/go-blockservice v0.5.0 // indirect
 	github.com/ipfs/go-datastore v0.6.0 // indirect
-	github.com/ipfs/go-ipfs-blockstore v1.3.0 // indirect
-	github.com/ipfs/go-ipfs-ds-help v1.1.0 // indirect
-	github.com/ipfs/go-ipfs-exchange-interface v0.2.0 // indirect
 	github.com/ipfs/go-ipfs-util v0.0.2 // indirect
 	github.com/ipfs/go-ipld-cbor v0.0.6 // indirect
 	github.com/ipfs/go-ipld-format v0.4.0
 	github.com/ipfs/go-ipld-legacy v0.1.1 // indirect
 	github.com/ipfs/go-log v1.0.5
 	github.com/ipfs/go-log/v2 v2.5.1 // indirect
-	github.com/ipfs/go-merkledag v0.10.0 // indirect
 	github.com/ipfs/go-metrics-interface v0.0.1 // indirect
-	github.com/ipfs/go-verifcid v0.0.2 // indirect
 	github.com/jbenet/goprocess v0.1.4 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.3 // indirect
 	github.com/mattn/go-isatty v0.0.17 // indirect
diff --git a/go.sum b/go.sum
index 2cfcb2400..ae56defbd 100644
--- a/go.sum
+++ b/go.sum
@@ -34,7 +34,6 @@ github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
-github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
@@ -46,44 +45,31 @@ github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uG
 github.com/huin/goupnp v1.0.3 h1:N8No57ls+MnjlB+JPiCVSOyy/ot7MJTqlo7rn+NYSqQ=
 github.com/ipfs/bbloom v0.0.4 h1:Gi+8EGJ2y5qiD5FbsbpX/TMNcJw8gSqr7eyjHa4Fhvs=
 github.com/ipfs/bbloom v0.0.4/go.mod h1:cS9YprKXpoZ9lT0n/Mw/a6/aFV6DTjTLYHeA+gyqMG0=
-github.com/ipfs/boxo v0.8.0-rc1 h1:DL5SDbBNSS9ZNsF+UhoQ39d05/wgoJ2k/T+y7JeWRaw=
-github.com/ipfs/boxo v0.8.0-rc1/go.mod h1:EgDiNox/+W/+ySwEotRrHlvdmrhbSAB4p22ELg+ZsCc=
+github.com/ipfs/boxo v0.8.0-rc3 h1:rttpGdhLE0zeTec8f2/e5YDgCYzEQf7dI4eRglu2ktc=
+github.com/ipfs/boxo v0.8.0-rc3/go.mod h1:RIsi4CnTyQ7AUsNn5gXljJYZlQrHBMnJp94p73liFiA=
 github.com/ipfs/go-bitfield v1.1.0 h1:fh7FIo8bSwaJEh6DdTWbCeZ1eqOaOkKFI74SCnsWbGA=
 github.com/ipfs/go-bitfield v1.1.0/go.mod h1:paqf1wjq/D2BBmzfTVFlJQ9IlFOZpg422HL0HqsGWHU=
-github.com/ipfs/go-bitswap v0.11.0 h1:j1WVvhDX1yhG32NTC9xfxnqycqYIlhzEzLXG/cU1HyQ=
 github.com/ipfs/go-block-format v0.0.2/go.mod h1:AWR46JfpcObNfg3ok2JHDUfdiHRgWhJgCQF+KIgOPJY=
 github.com/ipfs/go-block-format v0.0.3/go.mod h1:4LmD4ZUw0mhO+JSKdpWwrzATiEfM7WWgQ8H5l6P8MVk=
 github.com/ipfs/go-block-format v0.1.2 h1:GAjkfhVx1f4YTODS6Esrj1wt2HhrtwTnhEr+DyPUaJo=
 github.com/ipfs/go-block-format v0.1.2/go.mod h1:mACVcrxarQKstUU3Yf/RdwbC4DzPV6++rO2a3d+a/KE=
-github.com/ipfs/go-blockservice v0.5.0 h1:B2mwhhhVQl2ntW2EIpaWPwSCxSuqr5fFA93Ms4bYLEY=
-github.com/ipfs/go-blockservice v0.5.0/go.mod h1:W6brZ5k20AehbmERplmERn8o2Ni3ZZubvAxaIUeaT6w=
 github.com/ipfs/go-cid v0.0.1/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
 github.com/ipfs/go-cid v0.0.2/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
 github.com/ipfs/go-cid v0.0.3/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
 github.com/ipfs/go-cid v0.0.4/go.mod h1:4LLaPOQwmk5z9LBgQnpkivrx8BJjUyGwTXCd5Xfj6+M=
-github.com/ipfs/go-cid v0.0.5/go.mod h1:plgt+Y5MnOey4vO4UlUazGqdbEXuFYitED67FexhXog=
 github.com/ipfs/go-cid v0.0.6/go.mod h1:6Ux9z5e+HpkQdckYoX1PG/6xqKspzlEIR5SDmgqgC/I=
 github.com/ipfs/go-cid v0.0.7/go.mod h1:6Ux9z5e+HpkQdckYoX1PG/6xqKspzlEIR5SDmgqgC/I=
 github.com/ipfs/go-cid v0.4.0 h1:a4pdZq0sx6ZSxbCizebnKiMCx/xI/aBBFlB73IgH4rA=
 github.com/ipfs/go-cid v0.4.0/go.mod h1:uQHwDeX4c6CtyrFwdqyhpNcxVewur1M7l7fNU7LKwZk=
-github.com/ipfs/go-datastore v0.5.0/go.mod h1:9zhEApYMTl17C8YDp7JmU7sQZi2/wqiYh73hakZ90Bk=
 github.com/ipfs/go-datastore v0.6.0 h1:JKyz+Gvz1QEZw0LsX1IBn+JFCJQH4SJVFtM4uWU0Myk=
 github.com/ipfs/go-datastore v0.6.0/go.mod h1:rt5M3nNbSO/8q1t4LNkLyUwRs8HupMeN/8O4Vn9YAT8=
 github.com/ipfs/go-detect-race v0.0.1 h1:qX/xay2W3E4Q1U7d9lNs1sU9nvguX0a7319XbyQ6cOk=
-github.com/ipfs/go-detect-race v0.0.1/go.mod h1:8BNT7shDZPo99Q74BpGMK+4D8Mn4j46UU0LZ723meps=
 github.com/ipfs/go-ipfs-blockstore v1.3.0 h1:m2EXaWgwTzAfsmt5UdJ7Is6l4gJcaM/A12XwJyvYvMM=
-github.com/ipfs/go-ipfs-blockstore v1.3.0/go.mod h1:KgtZyc9fq+P2xJUiCAzbRdhhqJHvsw8u2Dlqy2MyRTE=
 github.com/ipfs/go-ipfs-blocksutil v0.0.1 h1:Eh/H4pc1hsvhzsQoMEP3Bke/aW5P5rVM1IWFJMcGIPQ=
 github.com/ipfs/go-ipfs-chunker v0.0.5 h1:ojCf7HV/m+uS2vhUGWcogIIxiO5ubl5O57Q7NapWLY8=
-github.com/ipfs/go-ipfs-delay v0.0.0-20181109222059-70721b86a9a8/go.mod h1:8SP1YXK1M1kXuc4KJZINY3TQQ03J2rwBG9QfXmbRPrw=
 github.com/ipfs/go-ipfs-delay v0.0.1 h1:r/UXYyRcddO6thwOnhiznIAiSvxMECGgtv35Xs1IeRQ=
 github.com/ipfs/go-ipfs-ds-help v1.1.0 h1:yLE2w9RAsl31LtfMt91tRZcrx+e61O5mDxFRR994w4Q=
-github.com/ipfs/go-ipfs-ds-help v1.1.0/go.mod h1:YR5+6EaebOhfcqVCyqemItCLthrpVNot+rsOU/5IatU=
-github.com/ipfs/go-ipfs-exchange-interface v0.2.0 h1:8lMSJmKogZYNo2jjhUs0izT+dck05pqUw4mWNW9Pw6Y=
-github.com/ipfs/go-ipfs-exchange-interface v0.2.0/go.mod h1:z6+RhJuDQbqKguVyslSOuVDhqF9JtTrO3eptSAiW2/Y=
-github.com/ipfs/go-ipfs-exchange-offline v0.3.0 h1:c/Dg8GDPzixGd0MC8Jh6mjOwU57uYokgWRFidfvEkuA=
 github.com/ipfs/go-ipfs-pq v0.0.3 h1:YpoHVJB+jzK15mr/xsWC574tyDLkezVrDNeaalQBsTE=
-github.com/ipfs/go-ipfs-routing v0.3.0 h1:9W/W3N+g+y4ZDeffSgqhgo7BsBSJwPMcyssET9OWevc=
 github.com/ipfs/go-ipfs-util v0.0.1/go.mod h1:spsl5z8KUnrve+73pOhSVZND1SIxPW5RyBCNzQxlJBc=
 github.com/ipfs/go-ipfs-util v0.0.2 h1:59Sswnk1MFaiq+VcaknX7aYEyGyGDAA73ilhEK2POp8=
 github.com/ipfs/go-ipfs-util v0.0.2/go.mod h1:CbPtkWJzjLdEcezDns2XYaehFVNXG9zrdrtMecczcsQ=
@@ -100,16 +86,10 @@ github.com/ipfs/go-log v1.0.5/go.mod h1:j0b8ZoR+7+R99LD9jZ6+AJsrzkPbSXbZfGakb5JP
 github.com/ipfs/go-log/v2 v2.1.3/go.mod h1:/8d0SH3Su5Ooc31QlL1WysJhvyOTDCjcCZ9Axpmri6g=
 github.com/ipfs/go-log/v2 v2.5.1 h1:1XdUzF7048prq4aBjDQQ4SL5RxftpRGdXhNRwKSAlcY=
 github.com/ipfs/go-log/v2 v2.5.1/go.mod h1:prSpmC1Gpllc9UYWxDiZDreBYw7zp4Iqp1kOLU9U5UI=
-github.com/ipfs/go-merkledag v0.10.0 h1:IUQhj/kzTZfam4e+LnaEpoiZ9vZF6ldimVlby+6OXL4=
-github.com/ipfs/go-merkledag v0.10.0/go.mod h1:zkVav8KiYlmbzUzNM6kENzkdP5+qR7+2mCwxkQ6GIj8=
 github.com/ipfs/go-metrics-interface v0.0.1 h1:j+cpbjYvu4R8zbleSs36gvB7jR+wsL2fGD6n0jO4kdg=
 github.com/ipfs/go-metrics-interface v0.0.1/go.mod h1:6s6euYU4zowdslK0GKHmqaIZ3j/b/tL7HTWtJ4VPgWY=
 github.com/ipfs/go-peertaskqueue v0.8.1 h1:YhxAs1+wxb5jk7RvS0LHdyiILpNmRIRnZVztekOF0pg=
 github.com/ipfs/go-unixfsnode v1.6.0 h1:JOSA02yaLylRNi2rlB4ldPr5VcZhcnaIVj5zNLcOjDo=
-github.com/ipfs/go-verifcid v0.0.2 h1:XPnUv0XmdH+ZIhLGKg6U2vaPaRDXb9urMyNVCE7uvTs=
-github.com/ipfs/go-verifcid v0.0.2/go.mod h1:40cD9x1y4OWnFXbLNJYRe7MpNvWlMn3LZAG5Wb4xnPU=
-github.com/ipld/go-car/v2 v2.9.1-0.20230325062757-fff0e4397a3d h1:22g+x1tgWSXK34i25qjs+afr7basaneEkHaglBshd2g=
-github.com/ipld/go-car/v2 v2.9.1-0.20230325062757-fff0e4397a3d/go.mod h1:SH2pi/NgfGBsV/CGBAQPxMfghIgwzbh5lQ2N+6dNRI8=
 github.com/ipld/go-codec-dagpb v1.6.0 h1:9nYazfyu9B1p3NAgfVdpRco3Fs2nFC72DqVsMj6rOcc=
 github.com/ipld/go-codec-dagpb v1.6.0/go.mod h1:ANzFhfP2uMJxRBr8CE+WQWs5UsNa0pYtmKZ+agnUw9s=
 github.com/ipld/go-ipld-prime v0.9.1-0.20210324083106-dc342a9917db/go.mod h1:KvBLMr4PX1gWptgkzRjVZCrLmSGcZCb/jioOQwCqZN8=
@@ -131,7 +111,6 @@ github.com/klauspost/cpuid/v2 v2.2.3 h1:sxCkb+qR91z4vsqw4vGGZlDgPz3G7gjaLyK3V8y7
 github.com/klauspost/cpuid/v2 v2.2.3/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
 github.com/koron/go-ssdp v0.0.3 h1:JivLMY45N76b4p/vsWGOKewBQu6uf39y8l+AQ7sDKx8=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
-github.com/kr/pretty v0.2.0/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
@@ -335,7 +314,6 @@ google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqw
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/tests/t0109_gateway_web_redirects_test.go b/tests/t0109_gateway_web_redirects_test.go
index 5811b64fa..6d95fc38b 100644
--- a/tests/t0109_gateway_web_redirects_test.go
+++ b/tests/t0109_gateway_web_redirects_test.go
@@ -158,7 +158,7 @@ func TestRedirectsFileSupport(t *testing.T) {
 					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
 					Header("Etag").Equals("\"%s\"", custom404.Cid().String()),
 				).
-				Body(Contains(string(custom404.RawData()))),
+				Body(Contains(custom404.ReadFile())),
 		},
 		// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
 		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file" '
@@ -178,7 +178,7 @@ func TestRedirectsFileSupport(t *testing.T) {
 					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
 					Header("Etag").Equals("\"%s\"", custom410.Cid().String()),
 				).
-				Body(Contains(string(custom410.RawData()))),
+				Body(Contains(custom410.ReadFile())),
 		},
 		// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
 		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file" '
@@ -200,7 +200,7 @@ func TestRedirectsFileSupport(t *testing.T) {
 					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
 					Header("Etag").Equals("\"%s\"", custom451.Cid().String()),
 				).
-				Body(Contains(string(custom451.RawData()))),
+				Body(Contains(custom451.ReadFile())),
 		},
 		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file" '
 		//
@@ -228,11 +228,14 @@ func TestRedirectsFileSupport(t *testing.T) {
 		{
 			// TODO: how to test this correctly?
 			Name: "This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)",
+			Hint: `
+			We expect the request to fail with a 404 (do not use the _redirect), and that 404 should not contain the custom 404 body.
+			`,
 			Request: Request().
 				URL("http://127.0.0.1:8080/ipfs/%s/301-redirect-one", redirectDirCID),
 			Response: Expect().
 				Status(404).
-				Body(Not(Contains("my 404"))),
+				Body(Not(Contains(custom404.ReadFile()))),
 		},
 	}
 
diff --git a/tooling/car/fixture.go b/tooling/car/fixture.go
index 9d82907eb..182efc0e5 100644
--- a/tooling/car/fixture.go
+++ b/tooling/car/fixture.go
@@ -1,10 +1,15 @@
 package car
 
 import (
+	"context"
+	"io"
+	"strings"
 	"time"
 
+	files "github.com/ipfs/boxo/files"
 	_ "github.com/ipfs/boxo/ipld/merkledag"
 
+	unixfile "github.com/ipfs/boxo/ipld/unixfs/file"
 	"github.com/ipfs/go-cid"
 	format "github.com/ipfs/go-ipld-format"
 	"github.com/ipld/go-ipld-prime"
@@ -16,50 +21,46 @@ type FixtureNode struct {
 	dsvc format.DAGService
 }
 
-// get cid method
 func (n *FixtureNode) Cid() cid.Cid {
 	return n.node.Cid()
 }
 
-// get raw data method
 func (n *FixtureNode) RawData() []byte {
 	return n.node.RawData()
 }
 
-// get formated node (pass codec name as parameter)
 func (n *FixtureNode) Formatted(codecStr string) []byte {
 	node := n.node.(ipld.Node)
 	return FormatDagNode(node, codecStr)
 }
 
 
-// func (n *FixtureNode) ToFile() files.File {
-//        f, err := unixfile.NewUnixfsFile(context.Background(), n.dsvc, n.node)
-//        if err != nil {
-//                panic(err)
-//        }
+func (n *FixtureNode) ToFile() files.File {
+       f, err := unixfile.NewUnixfsFile(context.Background(), n.dsvc, n.node)
+       if err != nil {
+               panic(err)
+       }
 
-//        r, ok := f.(files.File)
+       r, ok := f.(files.File)
 
-//        if !ok {
-//                panic("not a file")
-//        }
+       if !ok {
+               panic("not a file")
+       }
 
-//        return r
-// }
+       return r
+}
 
-// // read the file
-// func (n *FixtureNode) ReadFile() string {
-//        f := n.ToFile()
+func (n *FixtureNode) ReadFile() string {
+       f := n.ToFile()
 
-//        buf := new(strings.Builder)
-//        _, err := io.Copy(buf, f)
-//        if err != nil {
-//                panic(err)
-//        }
+       buf := new(strings.Builder)
+       _, err := io.Copy(buf, f)
+       if err != nil {
+               panic(err)
+       }
 
-//        return buf.String()
-// }
+       return buf.String()
+}
 
 func RandomCID() cid.Cid {
     now := time.Now().UTC()
diff --git a/tooling/car/merge.go b/tooling/car/merge.go
index 6c00f4595..1097a2f0b 100644
--- a/tooling/car/merge.go
+++ b/tooling/car/merge.go
@@ -4,8 +4,8 @@ import (
 	"context"
 	"fmt"
 
+	"github.com/ipfs/boxo/ipld/car/v2/blockstore"
 	"github.com/ipfs/go-cid"
-	"github.com/ipld/go-car/v2/blockstore"
 )
 
 func Merge(inputPaths []string, outputPath string) error {

From 17b02c85046bd369e2c64cdcbbfbc4abd2044861 Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 10:29:10 +0200
Subject: [PATCH 3/7] feat: move Base32Cid in fixtures

---
 tests/t0109_gateway_web_redirects_test.go |  8 +---
 tooling/car/fixture.go                    | 58 +++++++++++++----------
 2 files changed, 34 insertions(+), 32 deletions(-)

diff --git a/tests/t0109_gateway_web_redirects_test.go b/tests/t0109_gateway_web_redirects_test.go
index 6d95fc38b..742c33a0c 100644
--- a/tests/t0109_gateway_web_redirects_test.go
+++ b/tests/t0109_gateway_web_redirects_test.go
@@ -8,19 +8,13 @@ import (
 	. "github.com/ipfs/gateway-conformance/tooling/check"
 	"github.com/ipfs/gateway-conformance/tooling/test"
 	. "github.com/ipfs/gateway-conformance/tooling/test"
-	mb "github.com/multiformats/go-multibase"
 )
 
 func TestRedirectsFileSupport(t *testing.T) {
 	fixture := car.MustOpenUnixfsCar("t0109-redirects.car")
 
-	// root := fixture.MustGetNode()
 	redirectDir := fixture.MustGetNode("examples")
-
-	redirectDirCID, err := mb.Encode(mb.Base32, redirectDir.Cid().Bytes())
-	if err != nil {
-		t.Fatal(err)
-	}
+	redirectDirCID := redirectDir.Base32Cid()
 
 	redirectDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", redirectDirCID)
 
diff --git a/tooling/car/fixture.go b/tooling/car/fixture.go
index 182efc0e5..c9f473b09 100644
--- a/tooling/car/fixture.go
+++ b/tooling/car/fixture.go
@@ -13,6 +13,7 @@ import (
 	"github.com/ipfs/go-cid"
 	format "github.com/ipfs/go-ipld-format"
 	"github.com/ipld/go-ipld-prime"
+	mb "github.com/multiformats/go-multibase"
 	"github.com/multiformats/go-multihash"
 )
 
@@ -25,6 +26,14 @@ func (n *FixtureNode) Cid() cid.Cid {
 	return n.node.Cid()
 }
 
+func (n *FixtureNode) Base32Cid() string {
+	redirectDirCID, err := mb.Encode(mb.Base32, n.Cid().Bytes())
+	if err != nil {
+		panic(err)
+	}
+	return redirectDirCID
+}
+
 func (n *FixtureNode) RawData() []byte {
 	return n.node.RawData()
 }
@@ -34,44 +43,43 @@ func (n *FixtureNode) Formatted(codecStr string) []byte {
 	return FormatDagNode(node, codecStr)
 }
 
-
 func (n *FixtureNode) ToFile() files.File {
-       f, err := unixfile.NewUnixfsFile(context.Background(), n.dsvc, n.node)
-       if err != nil {
-               panic(err)
-       }
+	f, err := unixfile.NewUnixfsFile(context.Background(), n.dsvc, n.node)
+	if err != nil {
+		panic(err)
+	}
 
-       r, ok := f.(files.File)
+	r, ok := f.(files.File)
 
-       if !ok {
-               panic("not a file")
-       }
+	if !ok {
+		panic("not a file")
+	}
 
-       return r
+	return r
 }
 
 func (n *FixtureNode) ReadFile() string {
-       f := n.ToFile()
+	f := n.ToFile()
 
-       buf := new(strings.Builder)
-       _, err := io.Copy(buf, f)
-       if err != nil {
-               panic(err)
-       }
+	buf := new(strings.Builder)
+	_, err := io.Copy(buf, f)
+	if err != nil {
+		panic(err)
+	}
 
-       return buf.String()
+	return buf.String()
 }
 
 func RandomCID() cid.Cid {
-    now := time.Now().UTC()
-    timeBytes := []byte(now.Format(time.RFC3339))
+	now := time.Now().UTC()
+	timeBytes := []byte(now.Format(time.RFC3339))
 
-    mh, err := multihash.Sum(timeBytes, multihash.SHA2_256, -1)
-    if err != nil {
-        panic(err)
-    }
+	mh, err := multihash.Sum(timeBytes, multihash.SHA2_256, -1)
+	if err != nil {
+		panic(err)
+	}
 
-    c := cid.NewCidV1(cid.Raw, mh)
+	c := cid.NewCidV1(cid.Raw, mh)
 
 	return c
-}
\ No newline at end of file
+}

From faee6d069e69925d0276684791fa981167d63339 Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 10:34:22 +0200
Subject: [PATCH 4/7] feat: add invalid tests

---
 tests/t0109_gateway_web_redirects_test.go | 57 +++++++++++++++++++++++
 1 file changed, 57 insertions(+)

diff --git a/tests/t0109_gateway_web_redirects_test.go b/tests/t0109_gateway_web_redirects_test.go
index 742c33a0c..bba3c1aec 100644
--- a/tests/t0109_gateway_web_redirects_test.go
+++ b/tests/t0109_gateway_web_redirects_test.go
@@ -233,5 +233,62 @@ func TestRedirectsFileSupport(t *testing.T) {
 		},
 	}
 
+	// # Invalid file, containing forced redirect
+	// INVALID_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/forced | cut -d "/" -f3)
+	invalidRedirectsDirCID := fixture.MustGetNode("forced").Base32Cid()
+	// INVALID_REDIRECTS_DIR_HOSTNAME="${INVALID_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
+	invalidDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", invalidRedirectsDirCID)
+	// TOO_LARGE_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/too-large | cut -d "/" -f3)
+	tooLargeRedirectsDirCID := fixture.MustGetNode("too-large").Base32Cid()
+	// TOO_LARGE_REDIRECTS_DIR_HOSTNAME="${TOO_LARGE_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
+	tooLargeDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", tooLargeRedirectsDirCID)
+
+	tests = append(tests, SugarTests{
+		// # if accessing a path that doesn't exist, read _redirects and fail parsing, and return error
+		// test_expect_success "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file" '
+		//   curl -sD - --resolve $INVALID_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$INVALID_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
+		//   test_should_contain "500" response &&
+		//   test_should_contain "could not parse _redirects:" response &&
+		//   test_should_contain "forced redirects (or \"shadowing\") are not supported" response
+		// '
+		{
+			Name: "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file",
+			Hint: `if accessing a path that doesn't exist, read _redirects and fail parsing, and return error`,
+			Request: Request().
+				URL("http://%s/not-found", invalidDirHostname),
+			Response: Expect().
+				Status(500).
+				Body(
+					And(
+						Contains("could not parse _redirects:"),
+						Contains("forced redirects (or \"shadowing\") are not supported"),
+					),
+				),
+		},
+		// # if accessing a path that doesn't exist and _redirects file is too large, return error
+		// test_expect_success "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file" '
+		//   curl -sD - --resolve $TOO_LARGE_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
+		//   test_should_contain "500" response &&
+		//   test_should_contain "could not parse _redirects:" response &&
+		//   test_should_contain "redirects file size cannot exceed" response
+		// '
+		{
+			Name: "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file",
+			Hint: `if accessing a path that doesn't exist and _redirects file is too large, return error`,
+			Request: Request().
+				URL("http://%s/not-found", tooLargeDirHostname),
+			Response: Expect().
+				Status(500).
+				Body(
+					And(
+						Contains("could not parse _redirects:"),
+						Contains("redirects file size cannot exceed"),
+					),
+				),
+		},
+	}...)
+
 	test.Run(t, tests.Build())
 }
+
+// TODO: dnslink tests
\ No newline at end of file

From e842ed9b58bd64fa5578d551e0379a57160816a9 Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 10:36:48 +0200
Subject: [PATCH 5/7] feat: subdomain dependency

---
 tests/t0109_gateway_web_redirects_test.go | 8 ++++++--
 tests/t0114_gateway_subdomains_test.go    | 6 ++++--
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/tests/t0109_gateway_web_redirects_test.go b/tests/t0109_gateway_web_redirects_test.go
index bba3c1aec..f5519344d 100644
--- a/tests/t0109_gateway_web_redirects_test.go
+++ b/tests/t0109_gateway_web_redirects_test.go
@@ -6,7 +6,7 @@ import (
 
 	"github.com/ipfs/gateway-conformance/tooling/car"
 	. "github.com/ipfs/gateway-conformance/tooling/check"
-	"github.com/ipfs/gateway-conformance/tooling/test"
+	"github.com/ipfs/gateway-conformance/tooling/specs"
 	. "github.com/ipfs/gateway-conformance/tooling/test"
 )
 
@@ -288,7 +288,11 @@ func TestRedirectsFileSupport(t *testing.T) {
 		},
 	}...)
 
-	test.Run(t, tests.Build())
+	if specs.SubdomainGateway.IsEnabled() {
+		Run(t, tests.Build())
+	} else {
+		t.Skip("subdomain gateway disabled")
+	}
 }
 
 // TODO: dnslink tests
\ No newline at end of file
diff --git a/tests/t0114_gateway_subdomains_test.go b/tests/t0114_gateway_subdomains_test.go
index ff1fb7194..5000cb08d 100644
--- a/tests/t0114_gateway_subdomains_test.go
+++ b/tests/t0114_gateway_subdomains_test.go
@@ -7,7 +7,7 @@ import (
 
 	"github.com/ipfs/gateway-conformance/tooling/car"
 	. "github.com/ipfs/gateway-conformance/tooling/check"
-	. "github.com/ipfs/gateway-conformance/tooling/specs"
+	"github.com/ipfs/gateway-conformance/tooling/specs"
 	. "github.com/ipfs/gateway-conformance/tooling/test"
 )
 
@@ -369,8 +369,10 @@ func TestGatewaySubdomains(t *testing.T) {
 		))
 	}
 
-	if SubdomainGateway.IsEnabled() {
+	if specs.SubdomainGateway.IsEnabled() {
 		Run(t, tests)
+	} else {
+		t.Skip("subdomain gateway disabled")
 	}
 }
 

From ec56daac7edcd3ac7dd162d09d6c74d564d2daa0 Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 10:51:06 +0200
Subject: [PATCH 6/7] feat: use correct urls

---
 tests/t0109_gateway_web_redirects_test.go | 611 +++++++++++++---------
 1 file changed, 352 insertions(+), 259 deletions(-)

diff --git a/tests/t0109_gateway_web_redirects_test.go b/tests/t0109_gateway_web_redirects_test.go
index f5519344d..acb8ed651 100644
--- a/tests/t0109_gateway_web_redirects_test.go
+++ b/tests/t0109_gateway_web_redirects_test.go
@@ -2,6 +2,7 @@ package tests
 
 import (
 	"fmt"
+	"net/url"
 	"testing"
 
 	"github.com/ipfs/gateway-conformance/tooling/car"
@@ -16,8 +17,6 @@ func TestRedirectsFileSupport(t *testing.T) {
 	redirectDir := fixture.MustGetNode("examples")
 	redirectDirCID := redirectDir.Base32Cid()
 
-	redirectDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", redirectDirCID)
-
 	// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/404.html | cut -d "/" -f3)
 	custom404 := fixture.MustGetNode("examples", "404.html")
 	// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
@@ -25,274 +24,368 @@ func TestRedirectsFileSupport(t *testing.T) {
 	// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
 	custom451 := fixture.MustGetNode("examples", "451.html")
 
-	tests := SugarTests{
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/redirect-one" > response &&
-		//	test_should_contain "301 Moved Permanently" response &&
-		//	test_should_contain "Location: /one.html" response
-		//
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file",
-			Request: Request().
-				DoNotFollowRedirects().
-				URL("http://%s/redirect-one", redirectDirHostname),
-			Response: Expect().
-				Status(301).
-				Headers(
-					Header("Location").Equals("/one.html"),
-				),
-		},
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/301-redirect-one" > response &&
-		//	test_should_contain "301 Moved Permanently" response &&
-		//	test_should_contain "Location: /one.html" response
-		//
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file",
-			Request: Request().
-				DoNotFollowRedirects().
-				URL("http://%s/301-redirect-one", redirectDirHostname),
-			Response: Expect().
-				Status(301).
-				Headers(
-					Header("Location").Equals("/one.html"),
-				),
-		},
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/302-redirect-two" > response &&
-		//	test_should_contain "302 Found" response &&
-		//	test_should_contain "Location: /two.html" response
-		//
-		// '
+	tests := SugarTests{}
+
+	// We're going to run the same test against multiple gateways (localhost, and a subdomain gateway)
+	gatewayURLs := []string{
+		SubdomainGatewayURL,
+		SubdomainLocalhostGatewayURL,
+	}
+
+	for _, gatewayURL := range gatewayURLs {
+		u, err := url.Parse(gatewayURL)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		redirectDirBaseURL := fmt.Sprintf("%s://%s.ipfs.%s", u.Scheme, redirectDirCID, u.Host)
+
+		tests = append(tests, SugarTests{
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/redirect-one" > response &&
+			//	test_should_contain "301 Moved Permanently" response &&
+			//	test_should_contain "Location: /one.html" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file",
+				Request: Request().
+					DoNotFollowRedirects().
+					URL("%s/redirect-one", redirectDirBaseURL),
+				Response: Expect().
+					Status(301).
+					Headers(
+						Header("Location").Equals("/one.html"),
+					),
+			},
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/301-redirect-one" > response &&
+			//	test_should_contain "301 Moved Permanently" response &&
+			//	test_should_contain "Location: /one.html" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file",
+				Request: Request().
+					DoNotFollowRedirects().
+					URL("%s/301-redirect-one", redirectDirBaseURL),
+				Response: Expect().
+					Status(301).
+					Headers(
+						Header("Location").Equals("/one.html"),
+					),
+			},
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/302-redirect-two" > response &&
+			//	test_should_contain "302 Found" response &&
+			//	test_should_contain "Location: /two.html" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file",
+				Request: Request().
+					DoNotFollowRedirects().
+					URL("%s/302-redirect-two", redirectDirBaseURL),
+				Response: Expect().
+					Status(302).
+					Headers(
+						Header("Location").Equals("/two.html"),
+					),
+			},
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/200-index" > response &&
+			//	test_should_contain "my index" response &&
+			//	test_should_contain "200 OK" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file",
+				Request: Request().
+					DoNotFollowRedirects().
+					URL("%s/200-index", redirectDirBaseURL),
+				Response: Expect().
+					Status(200).
+					Body(Contains("my index")),
+			},
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/posts/2022/01/01/hello-world" > response &&
+			//	test_should_contain "301 Moved Permanently" response &&
+			//	test_should_contain "Location: /articles/2022/01/01/hello-world" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file",
+				Request: Request().
+					DoNotFollowRedirects().
+					URL("%s/posts/2022/01/01/hello-world", redirectDirBaseURL),
+				Response: Expect().
+					Status(301).
+					Headers(
+						Header("Location").Equals("/articles/2022/01/01/hello-world"),
+					),
+			},
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/splat/one.html" > response &&
+			//	test_should_contain "301 Moved Permanently" response &&
+			//	test_should_contain "Location: /redirected-splat/one.html" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file",
+				Request: Request().
+					DoNotFollowRedirects().
+					URL("%s/splat/one.html", redirectDirBaseURL),
+				Response: Expect().
+					Status(301).
+					Headers(
+						Header("Location").Equals("/redirected-splat/one.html"),
+					),
+			},
+			// # ensure custom 4xx works and has the same cache headers as regular /ipfs/ path
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry" > response &&
+			//	test_should_contain "404 Not Found" response &&
+			//	test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
+			//	test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
+			//	test_should_contain "my 404" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file",
+				Request: Request().
+					URL("%s/not-found/has-no-redirects-entry", redirectDirBaseURL),
+				Response: Expect().
+					Status(404).
+					Headers(
+						Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
+						Header("Etag").Equals("\"%s\"", custom404.Cid().String()),
+					).
+					Body(Contains(custom404.ReadFile())),
+			},
+			// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file" '
+			//   curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry" > response &&
+			//   test_should_contain "410 Gone" response &&
+			//   test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
+			//   test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
+			//   test_should_contain "my 410" response
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file",
+				Request: Request().
+					URL("%s/gone/has-no-redirects-entry", redirectDirBaseURL),
+				Response: Expect().
+					Status(410).
+					Headers(
+						Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
+						Header("Etag").Equals("\"%s\"", custom410.Cid().String()),
+					).
+					Body(Contains(custom410.ReadFile())),
+			},
+			// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry" > response &&
+			//	test_should_contain "451 Unavailable For Legal Reasons" response &&
+			//	test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
+			//	test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
+			//	test_should_contain "my 451" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file",
+				Request: Request().
+					URL("%s/unavail/has-no-redirects-entry", redirectDirBaseURL),
+				Response: Expect().
+					Status(451).
+					Headers(
+						Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
+						Header("Etag").Equals("\"%s\"", custom451.Cid().String()),
+					).
+					Body(Contains(custom451.ReadFile())),
+			},
+			// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file" '
+			//
+			//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/catch-all" > response &&
+			//	test_should_contain "200 OK" response &&
+			//	test_should_contain "my index" response
+			//
+			// '
+			{
+				Name: "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file",
+				Request: Request().
+					URL("%s/catch-all", redirectDirBaseURL),
+				Response: Expect().
+					Status(200).
+					Body(Contains("my index")),
+			},
+			// # This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)
+			// test_expect_success "request for http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one returns generic 404 (no custom 404 from _redirects since no origin isolation)" '
+			//
+			//	curl -sD - "http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one" > response &&
+			//	test_should_contain "404 Not Found" response &&
+			//	test_should_not_contain "my 404" response
+			//
+			// '
+			{
+				// TODO: how to test this correctly?
+				Name: "This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)",
+				Hint: `
+			We expect the request to fail with a 404 (do not use the _redirect), and that 404 should not contain the custom 404 body.
+			`,
+				Request: Request().
+					URL("http://127.0.0.1:8080/ipfs/%s/301-redirect-one", redirectDirCID),
+				Response: Expect().
+					Status(404).
+					Body(Not(Contains(custom404.ReadFile()))),
+			},
+		}...)
+
+		// # Invalid file, containing forced redirect
+		// INVALID_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/forced | cut -d "/" -f3)
+		invalidRedirectsDirCID := fixture.MustGetNode("forced").Base32Cid()
+		// INVALID_REDIRECTS_DIR_HOSTNAME="${INVALID_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
+		invalidDirBaseURL := fmt.Sprintf("%s://%s.ipfs.%s", u.Scheme, invalidRedirectsDirCID, u.Host)
+		// TOO_LARGE_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/too-large | cut -d "/" -f3)
+		tooLargeRedirectsDirCID := fixture.MustGetNode("too-large").Base32Cid()
+		// TOO_LARGE_REDIRECTS_DIR_HOSTNAME="${TOO_LARGE_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
+		tooLargeDirBaseURL := fmt.Sprintf("%s://%s.ipfs.%s", u.Scheme, tooLargeRedirectsDirCID, u.Host)
+
+		tests = append(tests, SugarTests{
+			// # if accessing a path that doesn't exist, read _redirects and fail parsing, and return error
+			// test_expect_success "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file" '
+			//   curl -sD - --resolve $INVALID_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$INVALID_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
+			//   test_should_contain "500" response &&
+			//   test_should_contain "could not parse _redirects:" response &&
+			//   test_should_contain "forced redirects (or \"shadowing\") are not supported" response
+			// '
+			{
+				Name: "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file",
+				Hint: `if accessing a path that doesn't exist, read _redirects and fail parsing, and return error`,
+				Request: Request().
+					URL("%s/not-found", invalidDirBaseURL),
+				Response: Expect().
+					Status(500).
+					Body(
+						And(
+							Contains("could not parse _redirects:"),
+							Contains("forced redirects (or \"shadowing\") are not supported"),
+						),
+					),
+			},
+			// # if accessing a path that doesn't exist and _redirects file is too large, return error
+			// test_expect_success "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file" '
+			//   curl -sD - --resolve $TOO_LARGE_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
+			//   test_should_contain "500" response &&
+			//   test_should_contain "could not parse _redirects:" response &&
+			//   test_should_contain "redirects file size cannot exceed" response
+			// '
+			{
+				Name: "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file",
+				Hint: `if accessing a path that doesn't exist and _redirects file is too large, return error`,
+				Request: Request().
+					URL("%s/not-found", tooLargeDirBaseURL),
+				Response: Expect().
+					Status(500).
+					Body(
+						And(
+							Contains("could not parse _redirects:"),
+							Contains("redirects file size cannot exceed"),
+						),
+					),
+			},
+		}...)
+	}
+
+	if specs.SubdomainGateway.IsEnabled() {
+		Run(t, unwrapTests(t, tests).Build())
+	} else {
+		t.Skip("subdomain gateway disabled")
+	}
+}
+
+// TODO: dnslink tests
+
+func unwrapTests(t *testing.T, tests SugarTests) SugarTests {
+	t.Helper()
+
+	var out SugarTests
+	for _, test := range tests {
+		out = append(out, unwrapTestForGateway(t, test)...)
+	}
+	return out
+}
+
+func unwrapTestForGateway(t *testing.T, test SugarTest) SugarTests {
+	t.Helper()
+
+	baseURL := test.Request.GetURL()
+	req := test.Request
+	expected := test.Response
+
+	u, err := url.Parse(baseURL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	// Because you might be testing an IPFS node in CI, or on your local machine, the test are designed
+	// to test the subdomain behavior (querying http://{CID}.my-subdomain-gateway.io/) even if the node is
+	// actually living on http://127.0.0.1:8080 or somewhere else.
+	//
+	// The test knows two addresses:
+	// 		- GatewayURL: the URL we connect to, it might be "dweb.link", "127.0.0.1:8080", etc.
+	// 		- SubdomainGatewayURL: the URL we test for subdomain requests, it might be "dweb.link", "localhost", "example.com", etc.
+
+	// host is the hostname of the gateway we are testing, it might be `localhost` or `example.com`
+	host := u.Host
+
+	// raw url is the url but we replace the host with our local url, it might be `http://127.0.0.1/ipfs/something`
+	u.Host = GatewayHost
+	rawURL := u.String()
+
+	return SugarTests{
 		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file",
-			Request: Request().
+			Name: fmt.Sprintf("%s (direct HTTP)", test.Name),
+			Hint: fmt.Sprintf("%s\n%s", test.Hint, "direct HTTP request (hostname in URL, raw IP in Host header)"),
+			Request: req.
+				URL(rawURL).
 				DoNotFollowRedirects().
-				URL("http://%s/302-redirect-two", redirectDirHostname),
-			Response: Expect().
-				Status(302).
 				Headers(
-					Header("Location").Equals("/two.html"),
+					Header("Host", host),
 				),
+			Response: expected,
 		},
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/200-index" > response &&
-		//	test_should_contain "my index" response &&
-		//	test_should_contain "200 OK" response
-		//
-		// '
 		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file",
-			Request: Request().
-				DoNotFollowRedirects().
-				URL("http://%s/200-index", redirectDirHostname),
-			Response: Expect().
-				Status(200).
-				Body(Contains("my index")),
+			Name: fmt.Sprintf("%s (HTTP proxy)", test.Name),
+			Hint: fmt.Sprintf("%s\n%s", test.Hint, "HTTP proxy (hostname is passed via URL)"),
+			Request: req.
+				URL(baseURL).
+				Proxy(GatewayURL).
+				DoNotFollowRedirects(),
+			Response: expected,
 		},
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/posts/2022/01/01/hello-world" > response &&
-		//	test_should_contain "301 Moved Permanently" response &&
-		//	test_should_contain "Location: /articles/2022/01/01/hello-world" response
-		//
-		// '
 		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file",
-			Request: Request().
+			Name: fmt.Sprintf("%s (HTTP proxy tunneling via CONNECT)", test.Name),
+			Hint: fmt.Sprintf("%s\n%s", test.Hint, `HTTP proxy
+				In HTTP/1.x, the pseudo-method CONNECT,
+				can be used to convert an HTTP connection into a tunnel to a remote host
+				https://tools.ietf.org/html/rfc7231#section-4.3.6
+			`),
+			Request: req.
+				URL(baseURL).
+				Proxy(GatewayURL).
+				WithProxyTunnel().
 				DoNotFollowRedirects().
-				URL("http://%s/posts/2022/01/01/hello-world", redirectDirHostname),
-			Response: Expect().
-				Status(301).
 				Headers(
-					Header("Location").Equals("/articles/2022/01/01/hello-world"),
+					Header("Host", host),
 				),
+			Response: expected,
 		},
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/splat/one.html" > response &&
-		//	test_should_contain "301 Moved Permanently" response &&
-		//	test_should_contain "Location: /redirected-splat/one.html" response
-		//
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file",
-			Request: Request().
-				DoNotFollowRedirects().
-				URL("http://%s/splat/one.html", redirectDirHostname),
-			Response: Expect().
-				Status(301).
-				Headers(
-					Header("Location").Equals("/redirected-splat/one.html"),
-				),
-		},
-		// # ensure custom 4xx works and has the same cache headers as regular /ipfs/ path
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry" > response &&
-		//	test_should_contain "404 Not Found" response &&
-		//	test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
-		//	test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
-		//	test_should_contain "my 404" response
-		//
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file",
-			Request: Request().
-				URL("http://%s/not-found/has-no-redirects-entry", redirectDirHostname),
-			Response: Expect().
-				Status(404).
-				Headers(
-					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
-					Header("Etag").Equals("\"%s\"", custom404.Cid().String()),
-				).
-				Body(Contains(custom404.ReadFile())),
-		},
-		// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file" '
-		//   curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry" > response &&
-		//   test_should_contain "410 Gone" response &&
-		//   test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
-		//   test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
-		//   test_should_contain "my 410" response
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file",
-			Request: Request().
-				URL("http://%s/gone/has-no-redirects-entry", redirectDirHostname),
-			Response: Expect().
-				Status(410).
-				Headers(
-					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
-					Header("Etag").Equals("\"%s\"", custom410.Cid().String()),
-				).
-				Body(Contains(custom410.ReadFile())),
-		},
-		// CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry" > response &&
-		//	test_should_contain "451 Unavailable For Legal Reasons" response &&
-		//	test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
-		//	test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
-		//	test_should_contain "my 451" response
-		//
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file",
-			Request: Request().
-				URL("http://%s/unavail/has-no-redirects-entry", redirectDirHostname),
-			Response: Expect().
-				Status(451).
-				Headers(
-					Header("Cache-Control").Equals("public, max-age=29030400, immutable"),
-					Header("Etag").Equals("\"%s\"", custom451.Cid().String()),
-				).
-				Body(Contains(custom451.ReadFile())),
-		},
-		// test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file" '
-		//
-		//	curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/catch-all" > response &&
-		//	test_should_contain "200 OK" response &&
-		//	test_should_contain "my index" response
-		//
-		// '
-		{
-			Name: "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file",
-			Request: Request().
-				URL("http://%s/catch-all", redirectDirHostname),
-			Response: Expect().
-				Status(200).
-				Body(Contains("my index")),
-		},
-		// # This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)
-		// test_expect_success "request for http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one returns generic 404 (no custom 404 from _redirects since no origin isolation)" '
-		//
-		//	curl -sD - "http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one" > response &&
-		//	test_should_contain "404 Not Found" response &&
-		//	test_should_not_contain "my 404" response
-		//
-		// '
-		{
-			// TODO: how to test this correctly?
-			Name: "This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)",
-			Hint: `
-			We expect the request to fail with a 404 (do not use the _redirect), and that 404 should not contain the custom 404 body.
-			`,
-			Request: Request().
-				URL("http://127.0.0.1:8080/ipfs/%s/301-redirect-one", redirectDirCID),
-			Response: Expect().
-				Status(404).
-				Body(Not(Contains(custom404.ReadFile()))),
-		},
-	}
-
-	// # Invalid file, containing forced redirect
-	// INVALID_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/forced | cut -d "/" -f3)
-	invalidRedirectsDirCID := fixture.MustGetNode("forced").Base32Cid()
-	// INVALID_REDIRECTS_DIR_HOSTNAME="${INVALID_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
-	invalidDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", invalidRedirectsDirCID)
-	// TOO_LARGE_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/too-large | cut -d "/" -f3)
-	tooLargeRedirectsDirCID := fixture.MustGetNode("too-large").Base32Cid()
-	// TOO_LARGE_REDIRECTS_DIR_HOSTNAME="${TOO_LARGE_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
-	tooLargeDirHostname := fmt.Sprintf("%s.ipfs.localhost:8080", tooLargeRedirectsDirCID)
-
-	tests = append(tests, SugarTests{
-		// # if accessing a path that doesn't exist, read _redirects and fail parsing, and return error
-		// test_expect_success "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file" '
-		//   curl -sD - --resolve $INVALID_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$INVALID_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
-		//   test_should_contain "500" response &&
-		//   test_should_contain "could not parse _redirects:" response &&
-		//   test_should_contain "forced redirects (or \"shadowing\") are not supported" response
-		// '
-		{
-			Name: "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file",
-			Hint: `if accessing a path that doesn't exist, read _redirects and fail parsing, and return error`,
-			Request: Request().
-				URL("http://%s/not-found", invalidDirHostname),
-			Response: Expect().
-				Status(500).
-				Body(
-					And(
-						Contains("could not parse _redirects:"),
-						Contains("forced redirects (or \"shadowing\") are not supported"),
-					),
-				),
-		},
-		// # if accessing a path that doesn't exist and _redirects file is too large, return error
-		// test_expect_success "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file" '
-		//   curl -sD - --resolve $TOO_LARGE_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
-		//   test_should_contain "500" response &&
-		//   test_should_contain "could not parse _redirects:" response &&
-		//   test_should_contain "redirects file size cannot exceed" response
-		// '
-		{
-			Name: "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file",
-			Hint: `if accessing a path that doesn't exist and _redirects file is too large, return error`,
-			Request: Request().
-				URL("http://%s/not-found", tooLargeDirHostname),
-			Response: Expect().
-				Status(500).
-				Body(
-					And(
-						Contains("could not parse _redirects:"),
-						Contains("redirects file size cannot exceed"),
-					),
-				),
-		},
-	}...)
-
-	if specs.SubdomainGateway.IsEnabled() {
-		Run(t, tests.Build())
-	} else {
-		t.Skip("subdomain gateway disabled")
 	}
 }
-
-// TODO: dnslink tests
\ No newline at end of file

From dc30238e4913e90986aa346a50a50e95cbd75607 Mon Sep 17 00:00:00 2001
From: Laurent Senta <laurent@singulargarden.com>
Date: Wed, 5 Apr 2023 10:59:56 +0200
Subject: [PATCH 7/7] fix: drop unecessary import

---
 tooling/car/fixture.go | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tooling/car/fixture.go b/tooling/car/fixture.go
index c9f473b09..745a0e0d7 100644
--- a/tooling/car/fixture.go
+++ b/tooling/car/fixture.go
@@ -7,7 +7,6 @@ import (
 	"time"
 
 	files "github.com/ipfs/boxo/files"
-	_ "github.com/ipfs/boxo/ipld/merkledag"
 
 	unixfile "github.com/ipfs/boxo/ipld/unixfs/file"
 	"github.com/ipfs/go-cid"