distribution/registry/api/v2/urls_test.go
Richard Scothern bc9c820e4b Enable URLs returned from the registry to be configured as relative.
Signed-off-by: Richard Scothern <richard.scothern@gmail.com>
2016-03-23 15:14:32 -07:00

334 lines
8.8 KiB
Go

package v2
import (
"net/http"
"net/url"
"testing"
"github.com/docker/distribution/reference"
)
type urlBuilderTestCase struct {
description string
expectedPath string
build func() (string, error)
}
func makeURLBuilderTestCases(urlBuilder *URLBuilder) []urlBuilderTestCase {
fooBarRef, _ := reference.ParseNamed("foo/bar")
return []urlBuilderTestCase{
{
description: "test base url",
expectedPath: "/v2/",
build: urlBuilder.BuildBaseURL,
},
{
description: "test tags url",
expectedPath: "/v2/foo/bar/tags/list",
build: func() (string, error) {
return urlBuilder.BuildTagsURL(fooBarRef)
},
},
{
description: "test manifest url",
expectedPath: "/v2/foo/bar/manifests/tag",
build: func() (string, error) {
ref, _ := reference.WithTag(fooBarRef, "tag")
return urlBuilder.BuildManifestURL(ref)
},
},
{
description: "build blob url",
expectedPath: "/v2/foo/bar/blobs/sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5",
build: func() (string, error) {
ref, _ := reference.WithDigest(fooBarRef, "sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5")
return urlBuilder.BuildBlobURL(ref)
},
},
{
description: "build blob upload url",
expectedPath: "/v2/foo/bar/blobs/uploads/",
build: func() (string, error) {
return urlBuilder.BuildBlobUploadURL(fooBarRef)
},
},
{
description: "build blob upload url with digest and size",
expectedPath: "/v2/foo/bar/blobs/uploads/?digest=sha256%3A3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5&size=10000",
build: func() (string, error) {
return urlBuilder.BuildBlobUploadURL(fooBarRef, url.Values{
"size": []string{"10000"},
"digest": []string{"sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5"},
})
},
},
{
description: "build blob upload chunk url",
expectedPath: "/v2/foo/bar/blobs/uploads/uuid-part",
build: func() (string, error) {
return urlBuilder.BuildBlobUploadChunkURL(fooBarRef, "uuid-part")
},
},
{
description: "build blob upload chunk url with digest and size",
expectedPath: "/v2/foo/bar/blobs/uploads/uuid-part?digest=sha256%3A3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5&size=10000",
build: func() (string, error) {
return urlBuilder.BuildBlobUploadChunkURL(fooBarRef, "uuid-part", url.Values{
"size": []string{"10000"},
"digest": []string{"sha256:3b3692957d439ac1928219a83fac91e7bf96c153725526874673ae1f2023f8d5"},
})
},
},
}
}
// TestURLBuilder tests the various url building functions, ensuring they are
// returning the expected values.
func TestURLBuilder(t *testing.T) {
roots := []string{
"http://example.com",
"https://example.com",
"http://localhost:5000",
"https://localhost:5443",
}
doTest := func(relative bool) {
for _, root := range roots {
urlBuilder, err := NewURLBuilderFromString(root, relative)
if err != nil {
t.Fatalf("unexpected error creating urlbuilder: %v", err)
}
for _, testCase := range makeURLBuilderTestCases(urlBuilder) {
url, err := testCase.build()
if err != nil {
t.Fatalf("%s: error building url: %v", testCase.description, err)
}
expectedURL := testCase.expectedPath
if !relative {
expectedURL = root + expectedURL
}
if url != expectedURL {
t.Fatalf("%s: %q != %q", testCase.description, url, expectedURL)
}
}
}
}
doTest(true)
doTest(false)
}
func TestURLBuilderWithPrefix(t *testing.T) {
roots := []string{
"http://example.com/prefix/",
"https://example.com/prefix/",
"http://localhost:5000/prefix/",
"https://localhost:5443/prefix/",
}
doTest := func(relative bool) {
for _, root := range roots {
urlBuilder, err := NewURLBuilderFromString(root, relative)
if err != nil {
t.Fatalf("unexpected error creating urlbuilder: %v", err)
}
for _, testCase := range makeURLBuilderTestCases(urlBuilder) {
url, err := testCase.build()
if err != nil {
t.Fatalf("%s: error building url: %v", testCase.description, err)
}
expectedURL := testCase.expectedPath
if !relative {
expectedURL = root[0:len(root)-1] + expectedURL
}
if url != expectedURL {
t.Fatalf("%s: %q != %q", testCase.description, url, expectedURL)
}
}
}
}
doTest(true)
doTest(false)
}
type builderFromRequestTestCase struct {
request *http.Request
base string
}
func TestBuilderFromRequest(t *testing.T) {
u, err := url.Parse("http://example.com")
if err != nil {
t.Fatal(err)
}
forwardedProtoHeader := make(http.Header, 1)
forwardedProtoHeader.Set("X-Forwarded-Proto", "https")
forwardedHostHeader1 := make(http.Header, 1)
forwardedHostHeader1.Set("X-Forwarded-Host", "first.example.com")
forwardedHostHeader2 := make(http.Header, 1)
forwardedHostHeader2.Set("X-Forwarded-Host", "first.example.com, proxy1.example.com")
testRequests := []struct {
request *http.Request
base string
configHost url.URL
}{
{
request: &http.Request{URL: u, Host: u.Host},
base: "http://example.com",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
base: "http://example.com",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
base: "https://example.com",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedHostHeader1},
base: "http://first.example.com",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedHostHeader2},
base: "http://first.example.com",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedHostHeader2},
base: "https://third.example.com:5000",
configHost: url.URL{
Scheme: "https",
Host: "third.example.com:5000",
},
},
}
doTest := func(relative bool) {
for _, tr := range testRequests {
var builder *URLBuilder
if tr.configHost.Scheme != "" && tr.configHost.Host != "" {
builder = NewURLBuilder(&tr.configHost, relative)
} else {
builder = NewURLBuilderFromRequest(tr.request, relative)
}
for _, testCase := range makeURLBuilderTestCases(builder) {
buildURL, err := testCase.build()
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 + 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() + expectedURL
}
}
if buildURL != expectedURL {
t.Fatalf("%s: %q != %q", testCase.description, buildURL, expectedURL)
}
}
}
}
doTest(true)
doTest(false)
}
func TestBuilderFromRequestWithPrefix(t *testing.T) {
u, err := url.Parse("http://example.com/prefix/v2/")
if err != nil {
t.Fatal(err)
}
forwardedProtoHeader := make(http.Header, 1)
forwardedProtoHeader.Set("X-Forwarded-Proto", "https")
testRequests := []struct {
request *http.Request
base string
configHost url.URL
}{
{
request: &http.Request{URL: u, Host: u.Host},
base: "http://example.com/prefix/",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
base: "http://example.com/prefix/",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
base: "https://example.com/prefix/",
},
{
request: &http.Request{URL: u, Host: u.Host, Header: forwardedProtoHeader},
base: "https://subdomain.example.com/prefix/",
configHost: url.URL{
Scheme: "https",
Host: "subdomain.example.com",
Path: "/prefix/",
},
},
}
var relative bool
for _, tr := range testRequests {
var builder *URLBuilder
if tr.configHost.Scheme != "" && tr.configHost.Host != "" {
builder = NewURLBuilder(&tr.configHost, false)
} else {
builder = NewURLBuilderFromRequest(tr.request, false)
}
for _, testCase := range makeURLBuilderTestCases(builder) {
buildURL, err := testCase.build()
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)
}
}
}
}