624 lines
18 KiB
Go
624 lines
18 KiB
Go
package v2
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import (
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"net/http"
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"net/url"
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"testing"
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"github.com/docker/distribution/reference"
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)
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type urlBuilderTestCase struct {
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description string
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expectedPath string
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build func() (string, error)
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}
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func makeURLBuilderTestCases(urlBuilder *URLBuilder) []urlBuilderTestCase {
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fooBarRef, _ := reference.ParseNamed("foo/bar")
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return []urlBuilderTestCase{
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{
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description: "test base url",
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expectedPath: "/v2/",
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build: urlBuilder.BuildBaseURL,
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},
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{
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description: "test tags url",
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expectedPath: "/v2/foo/bar/tags/list",
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build: func() (string, error) {
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return urlBuilder.BuildTagsURL(fooBarRef)
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},
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},
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{
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description: "test manifest url",
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expectedPath: "/v2/foo/bar/manifests/tag",
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build: func() (string, error) {
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ref, _ := reference.WithTag(fooBarRef, "tag")
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return urlBuilder.BuildManifestURL(ref)
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},
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},
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{
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description: "build blob url",
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expectedPath: "/v2/foo/bar/blobs/sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5",
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build: func() (string, error) {
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ref, _ := reference.WithDigest(fooBarRef, "sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5")
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return urlBuilder.BuildBlobURL(ref)
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},
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},
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{
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description: "build blob upload url",
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expectedPath: "/v2/foo/bar/blobs/uploads/",
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build: func() (string, error) {
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return urlBuilder.BuildBlobUploadURL(fooBarRef)
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},
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},
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{
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description: "build blob upload url with digest and size",
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expectedPath: "/v2/foo/bar/blobs/uploads/?digest=sha256%3A3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5&size=10000",
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build: func() (string, error) {
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return urlBuilder.BuildBlobUploadURL(fooBarRef, url.Values{
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"size": []string{"10000"},
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"digest": []string{"sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5"},
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})
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},
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},
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{
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description: "build blob upload chunk url",
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expectedPath: "/v2/foo/bar/blobs/uploads/uuid-part",
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build: func() (string, error) {
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return urlBuilder.BuildBlobUploadChunkURL(fooBarRef, "uuid-part")
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},
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},
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{
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description: "build blob upload chunk url with digest and size",
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expectedPath: "/v2/foo/bar/blobs/uploads/uuid-part?digest=sha256%3A3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5&size=10000",
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build: func() (string, error) {
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return urlBuilder.BuildBlobUploadChunkURL(fooBarRef, "uuid-part", url.Values{
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"size": []string{"10000"},
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"digest": []string{"sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5"},
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})
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},
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},
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}
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}
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// TestURLBuilder tests the various url building functions, ensuring they are
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// returning the expected values.
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func TestURLBuilder(t *testing.T) {
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roots := []string{
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"http://example.com",
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"https://example.com",
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"http://localhost:5000",
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"https://localhost:5443",
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}
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doTest := func(relative bool) {
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for _, root := range roots {
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urlBuilder, err := NewURLBuilderFromString(root, relative)
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if err != nil {
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t.Fatalf("unexpected error creating urlbuilder: %v", err)
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}
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for _, testCase := range makeURLBuilderTestCases(urlBuilder) {
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url, err := testCase.build()
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if err != nil {
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t.Fatalf("%s: error building url: %v", testCase.description, err)
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}
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expectedURL := testCase.expectedPath
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if !relative {
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expectedURL = root + expectedURL
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}
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if url != expectedURL {
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t.Fatalf("%s: %q != %q", testCase.description, url, expectedURL)
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}
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}
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}
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}
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doTest(true)
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doTest(false)
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}
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func TestURLBuilderWithPrefix(t *testing.T) {
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roots := []string{
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"http://example.com/prefix/",
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"https://example.com/prefix/",
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"http://localhost:5000/prefix/",
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"https://localhost:5443/prefix/",
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}
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doTest := func(relative bool) {
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for _, root := range roots {
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urlBuilder, err := NewURLBuilderFromString(root, relative)
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if err != nil {
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t.Fatalf("unexpected error creating urlbuilder: %v", err)
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}
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for _, testCase := range makeURLBuilderTestCases(urlBuilder) {
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url, err := testCase.build()
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if err != nil {
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t.Fatalf("%s: error building url: %v", testCase.description, err)
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}
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expectedURL := testCase.expectedPath
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if !relative {
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expectedURL = root[0:len(root)-1] + expectedURL
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}
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if url != expectedURL {
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t.Fatalf("%s: %q != %q", testCase.description, url, expectedURL)
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}
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}
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}
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}
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doTest(true)
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doTest(false)
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}
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type builderFromRequestTestCase struct {
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request *http.Request
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base string
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}
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func TestBuilderFromRequest(t *testing.T) {
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u, err := url.Parse("http://example.com")
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if err != nil {
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t.Fatal(err)
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}
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testRequests := []struct {
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name string
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request *http.Request
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base string
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configHost url.URL
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}{
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{
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name: "no forwarded header",
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request: &http.Request{URL: u, Host: u.Host},
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base: "http://example.com",
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},
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{
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name: "https protocol forwarded with a non-standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Proto": []string{"https"},
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}},
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base: "http://example.com",
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},
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{
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name: "forwarded protocol is the same",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Proto": []string{"https"},
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}},
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base: "https://example.com",
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},
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{
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name: "forwarded host with a non-standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Host": []string{"first.example.com"},
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}},
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base: "http://first.example.com",
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},
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{
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name: "forwarded multiple hosts a with non-standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Host": []string{"first.example.com, proxy1.example.com"},
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}},
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base: "http://first.example.com",
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},
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{
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name: "host configured in config file takes priority",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Host": []string{"first.example.com, proxy1.example.com"},
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}},
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base: "https://third.example.com:5000",
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configHost: url.URL{
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Scheme: "https",
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Host: "third.example.com:5000",
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},
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},
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{
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name: "forwarded host and port with just one non-standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Host": []string{"first.example.com:443"},
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}},
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base: "http://first.example.com:443",
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},
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{
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name: "forwarded port with a non-standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Port": []string{"5000"},
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}},
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base: "http://example.com:5000",
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},
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{
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name: "forwarded multiple ports with a non-standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Port": []string{"443 , 5001"},
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}},
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base: "http://example.com:443",
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},
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{
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name: "several non-standard headers",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Proto": []string{"https"},
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"X-Forwarded-Host": []string{" first.example.com "},
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"X-Forwarded-Port": []string{" 12345 \t"},
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}},
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base: "http://first.example.com:12345",
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},
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{
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name: "forwarded host with port supplied takes priority",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Host": []string{"first.example.com:5000"},
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"X-Forwarded-Port": []string{"80"},
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}},
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base: "http://first.example.com:5000",
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},
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{
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name: "malformed forwarded port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Host": []string{"first.example.com"},
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"X-Forwarded-Port": []string{"abcd"},
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}},
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base: "http://first.example.com",
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},
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{
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name: "forwarded protocol and addr using standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`proto=https;for="192.168.22.30:80"`},
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}},
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base: "https://192.168.22.30:80",
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},
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{
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name: "forwarded addr takes priority over host",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`host=reg.example.com;for="192.168.22.30:5000"`},
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}},
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base: "http://192.168.22.30:5000",
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},
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{
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name: "forwarded host and protocol using standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`host=reg.example.com;proto=https`},
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}},
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base: "https://reg.example.com",
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},
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{
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name: "process just the first standard forwarded header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`host="reg.example.com:88";proto=http`, `host=reg.example.com;proto=https`},
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}},
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base: "http://reg.example.com:88",
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},
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{
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name: "process just the first list element of standard header",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="reg.example.com:443";proto=https, for="reg.example.com:80";proto=http`},
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}},
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base: "https://reg.example.com:443",
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},
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{
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name: "IPv6 address override port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="2607:f0d0:1002:51::4"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[2607:f0d0:1002:51::4]:5001",
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},
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{
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name: "IPv6 address with port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="[2607:f0d0:1002:51::4]:4000"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[2607:f0d0:1002:51::4]:4000",
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},
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{
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name: "IPv6 long address override port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="2607:f0d0:1002:0051:0000:0000:0000:0004"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[2607:f0d0:1002:0051:0000:0000:0000:0004]:5001",
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},
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{
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name: "IPv6 long address enclosed in brackets - be benevolent",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="[2607:f0d0:1002:0051:0000:0000:0000:0004]"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[2607:f0d0:1002:0051:0000:0000:0000:0004]:5001",
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},
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{
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name: "IPv6 long address with port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="[2607:f0d0:1002:0051:0000:0000:0000:0004]:4321"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[2607:f0d0:1002:0051:0000:0000:0000:0004]:4321",
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},
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{
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name: "IPv6 address with zone ID",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="fe80::bd0f:a8bc:6480:238b%11"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[fe80::bd0f:a8bc:6480:238b%2511]:5001",
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},
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{
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name: "IPv6 address with zone ID and port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="[fe80::bd0f:a8bc:6480:238b%eth0]:12345"`},
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"X-Forwarded-Port": []string{"5001"},
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}},
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base: "http://[fe80::bd0f:a8bc:6480:238b%25eth0]:12345",
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},
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{
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name: "IPv6 address without port",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"Forwarded": []string{`for="::FFFF:129.144.52.38"`},
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}},
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base: "http://[::FFFF:129.144.52.38]",
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},
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{
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name: "non-standard and standard forward headers",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Proto": []string{`https`},
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"X-Forwarded-Host": []string{`first.example.com`},
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"X-Forwarded-Port": []string{``},
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"Forwarded": []string{`host=first.example.com; proto=https`},
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}},
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base: "https://first.example.com",
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},
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{
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name: "non-standard headers take precedence over standard one",
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request: &http.Request{URL: u, Host: u.Host, Header: http.Header{
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"X-Forwarded-Proto": []string{`http`},
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"Forwarded": []string{`host=second.example.com; proto=https`},
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"X-Forwarded-Host": []string{`first.example.com`},
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"X-Forwarded-Port": []string{`4000`},
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}},
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base: "http://first.example.com:4000",
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},
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}
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doTest := func(relative bool) {
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for _, tr := range testRequests {
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var builder *URLBuilder
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if tr.configHost.Scheme != "" && tr.configHost.Host != "" {
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builder = NewURLBuilder(&tr.configHost, relative)
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} else {
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builder = NewURLBuilderFromRequest(tr.request, relative)
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}
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for _, testCase := range makeURLBuilderTestCases(builder) {
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buildURL, err := testCase.build()
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if err != nil {
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t.Fatalf("[relative=%t, request=%q, case=%q]: error building url: %v", relative, tr.name, testCase.description, err)
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}
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var expectedURL string
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proto, ok := tr.request.Header["X-Forwarded-Proto"]
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if !ok {
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expectedURL = testCase.expectedPath
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if !relative {
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expectedURL = tr.base + expectedURL
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}
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} else {
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urlBase, err := url.Parse(tr.base)
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if err != nil {
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t.Fatal(err)
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}
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urlBase.Scheme = proto[0]
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expectedURL = testCase.expectedPath
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if !relative {
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expectedURL = urlBase.String() + expectedURL
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}
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}
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if buildURL != expectedURL {
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t.Errorf("[relative=%t, request=%q, case=%q]: %q != %q", relative, tr.name, testCase.description, buildURL, expectedURL)
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}
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}
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}
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}
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doTest(true)
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doTest(false)
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}
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|
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func TestBuilderFromRequestWithPrefix(t *testing.T) {
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u, err := url.Parse("http://example.com/prefix/v2/")
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if err != nil {
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t.Fatal(err)
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}
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forwardedProtoHeader := make(http.Header, 1)
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forwardedProtoHeader.Set("X-Forwarded-Proto", "https")
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testRequests := []struct {
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request *http.Request
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base string
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configHost url.URL
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}{
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{
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request: &http.Request{URL: u, Host: u.Host},
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base: "http://example.com/prefix/",
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},
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{
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request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
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base: "http://example.com/prefix/",
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},
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{
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request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
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base: "https://example.com/prefix/",
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},
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{
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request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
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base: "https://subdomain.example.com/prefix/",
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configHost: url.URL{
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Scheme: "https",
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Host: "subdomain.example.com",
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Path: "/prefix/",
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},
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},
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}
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|
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var relative bool
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for _, tr := range testRequests {
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var builder *URLBuilder
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if tr.configHost.Scheme != "" && tr.configHost.Host != "" {
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builder = NewURLBuilder(&tr.configHost, false)
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} else {
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builder = NewURLBuilderFromRequest(tr.request, false)
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}
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for _, testCase := range makeURLBuilderTestCases(builder) {
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buildURL, err := testCase.build()
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if err != nil {
|
|
t.Fatalf("%s: error building url: %v", testCase.description, err)
|
|
}
|
|
|
|
var expectedURL string
|
|
proto, ok := tr.request.Header["X-Forwarded-Proto"]
|
|
if !ok {
|
|
expectedURL = testCase.expectedPath
|
|
if !relative {
|
|
expectedURL = tr.base[0:len(tr.base)-1] + expectedURL
|
|
}
|
|
} else {
|
|
urlBase, err := url.Parse(tr.base)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
urlBase.Scheme = proto[0]
|
|
expectedURL = testCase.expectedPath
|
|
if !relative {
|
|
expectedURL = urlBase.String()[0:len(urlBase.String())-1] + expectedURL
|
|
}
|
|
|
|
}
|
|
|
|
if buildURL != expectedURL {
|
|
t.Fatalf("%s: %q != %q", testCase.description, buildURL, expectedURL)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestIsIPv6Address(t *testing.T) {
|
|
for _, tc := range []struct {
|
|
name string
|
|
address string
|
|
isIPv6 bool
|
|
}{
|
|
{
|
|
name: "IPv6 short address",
|
|
address: `2607:f0d0:1002:51::4`,
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv6 short address enclosed in brackets",
|
|
address: "[2607:f0d0:1002:51::4]",
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv6 address",
|
|
address: `2607:f0d0:1002:0051:0000:0000:0000:0004`,
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv6 address with numeric zone ID",
|
|
address: `fe80::bd0f:a8bc:6480:238b%11`,
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv6 address with device name as zone ID",
|
|
address: `fe80::bd0f:a8bc:6480:238b%eth0`,
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv6 address with device name as zone ID enclosed in brackets",
|
|
address: `[fe80::bd0f:a8bc:6480:238b%eth0]`,
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv4-mapped address",
|
|
address: "::FFFF:129.144.52.38",
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "localhost",
|
|
address: "::1",
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "localhost",
|
|
address: "::1",
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "long localhost address",
|
|
address: "0:0:0:0:0:0:0:1",
|
|
isIPv6: true,
|
|
},
|
|
{
|
|
name: "IPv6 long address with port",
|
|
address: "[2607:f0d0:1002:0051:0000:0000:0000:0004]:4321",
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "too many groups",
|
|
address: "2607:f0d0:1002:0051:0000:0000:0000:0004:4321",
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "square brackets don't make an IPv6 address",
|
|
address: "[2607:f0d0]",
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "require two consecutive colons in localhost",
|
|
address: ":1",
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "more then 4 hexadecimal digits",
|
|
address: "2607:f0d0b:1002:0051:0000:0000:0000:0004",
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "too short address",
|
|
address: `2607:f0d0:1002:0000:0000:0000:0004`,
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "IPv4 address",
|
|
address: `192.168.100.1`,
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "unclosed bracket",
|
|
address: `[2607:f0d0:1002:0051:0000:0000:0000:0004`,
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "trailing bracket",
|
|
address: `2607:f0d0:1002:0051:0000:0000:0000:0004]`,
|
|
isIPv6: false,
|
|
},
|
|
{
|
|
name: "domain name",
|
|
address: `localhost`,
|
|
isIPv6: false,
|
|
},
|
|
} {
|
|
isIPv6 := isIPv6Address(tc.address)
|
|
if isIPv6 && !tc.isIPv6 {
|
|
t.Errorf("[%s] address %q falsely detected as IPv6 address", tc.name, tc.address)
|
|
} else if !isIPv6 && tc.isIPv6 {
|
|
t.Errorf("[%s] address %q not recognized as IPv6", tc.name, tc.address)
|
|
}
|
|
}
|
|
}
|