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oauthproxy_test.go
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oauthproxy_test.go
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package main
import (
"bufio"
"context"
"crypto"
"encoding/base64"
"fmt"
"io"
"io/ioutil"
"net"
"net/http"
"net/http/httptest"
"net/url"
"os"
"regexp"
"strings"
"testing"
"time"
"github.com/coreos/go-oidc"
"github.com/mbland/hmacauth"
"github.com/oauth2-proxy/oauth2-proxy/pkg/apis/options"
"github.com/oauth2-proxy/oauth2-proxy/pkg/apis/sessions"
"github.com/oauth2-proxy/oauth2-proxy/pkg/logger"
sessionscookie "github.com/oauth2-proxy/oauth2-proxy/pkg/sessions/cookie"
"github.com/oauth2-proxy/oauth2-proxy/pkg/validation"
"github.com/oauth2-proxy/oauth2-proxy/providers"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"golang.org/x/net/websocket"
)
const (
// The rawCookieSecret is 32 bytes and the base64CookieSecret is the base64
// encoded version of this.
rawCookieSecret = "secretthirtytwobytes+abcdefghijk"
base64CookieSecret = "c2VjcmV0dGhpcnR5dHdvYnl0ZXMrYWJjZGVmZ2hpams"
clientID = "3984n253984d7348dm8234yf982t"
clientSecret = "gv3498mfc9t23y23974dm2394dm9"
)
func init() {
logger.SetFlags(logger.Lshortfile)
}
type WebSocketOrRestHandler struct {
restHandler http.Handler
wsHandler http.Handler
}
func (h *WebSocketOrRestHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
if r.Header.Get("Upgrade") == "websocket" {
h.wsHandler.ServeHTTP(w, r)
} else {
h.restHandler.ServeHTTP(w, r)
}
}
func TestWebSocketProxy(t *testing.T) {
handler := WebSocketOrRestHandler{
restHandler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(200)
hostname, _, _ := net.SplitHostPort(r.Host)
_, err := w.Write([]byte(hostname))
if err != nil {
t.Fatal(err)
}
}),
wsHandler: websocket.Handler(func(ws *websocket.Conn) {
defer func(t *testing.T) {
if err := ws.Close(); err != nil {
t.Fatal(err)
}
}(t)
var data []byte
err := websocket.Message.Receive(ws, &data)
if err != nil {
t.Fatal(err)
}
err = websocket.Message.Send(ws, data)
if err != nil {
t.Fatal(err)
}
}),
}
backend := httptest.NewServer(&handler)
t.Cleanup(backend.Close)
backendURL, _ := url.Parse(backend.URL)
opts := baseTestOptions()
var auth hmacauth.HmacAuth
opts.PassHostHeader = true
proxyHandler := NewWebSocketOrRestReverseProxy(backendURL, opts, auth)
frontend := httptest.NewServer(proxyHandler)
t.Cleanup(frontend.Close)
frontendURL, _ := url.Parse(frontend.URL)
frontendWSURL := "ws://" + frontendURL.Host + "/"
ws, err := websocket.Dial(frontendWSURL, "", "http://localhost/")
if err != nil {
t.Fatal(err)
}
request := []byte("hello, world!")
err = websocket.Message.Send(ws, request)
if err != nil {
t.Fatal(err)
}
var response = make([]byte, 1024)
err = websocket.Message.Receive(ws, &response)
if err != nil {
t.Fatal(err)
}
if g, e := string(request), string(response); g != e {
t.Errorf("got body %q; expected %q", g, e)
}
getReq, _ := http.NewRequest("GET", frontend.URL, nil)
res, _ := http.DefaultClient.Do(getReq)
bodyBytes, _ := ioutil.ReadAll(res.Body)
backendHostname, _, _ := net.SplitHostPort(backendURL.Host)
if g, e := string(bodyBytes), backendHostname; g != e {
t.Errorf("got body %q; expected %q", g, e)
}
}
func TestNewReverseProxy(t *testing.T) {
backend := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(200)
hostname, _, _ := net.SplitHostPort(r.Host)
_, err := w.Write([]byte(hostname))
if err != nil {
t.Fatal(err)
}
}))
t.Cleanup(backend.Close)
backendURL, _ := url.Parse(backend.URL)
backendHostname, backendPort, _ := net.SplitHostPort(backendURL.Host)
backendHost := net.JoinHostPort(backendHostname, backendPort)
proxyURL, _ := url.Parse(backendURL.Scheme + "://" + backendHost + "/")
proxyHandler := NewReverseProxy(proxyURL, &options.Options{FlushInterval: time.Second})
setProxyUpstreamHostHeader(proxyHandler, proxyURL)
frontend := httptest.NewServer(proxyHandler)
t.Cleanup(frontend.Close)
getReq, _ := http.NewRequest("GET", frontend.URL, nil)
res, _ := http.DefaultClient.Do(getReq)
bodyBytes, _ := ioutil.ReadAll(res.Body)
if g, e := string(bodyBytes), backendHostname; g != e {
t.Errorf("got body %q; expected %q", g, e)
}
}
func TestEncodedSlashes(t *testing.T) {
var seen string
backend := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(200)
seen = r.RequestURI
}))
t.Cleanup(backend.Close)
b, _ := url.Parse(backend.URL)
proxyHandler := NewReverseProxy(b, &options.Options{FlushInterval: time.Second})
setProxyDirector(proxyHandler)
frontend := httptest.NewServer(proxyHandler)
t.Cleanup(frontend.Close)
f, _ := url.Parse(frontend.URL)
encodedPath := "/a%2Fb/?c=1"
getReq := &http.Request{URL: &url.URL{Scheme: "http", Host: f.Host, Opaque: encodedPath}}
_, err := http.DefaultClient.Do(getReq)
if err != nil {
t.Fatal(err)
}
if seen != encodedPath {
t.Errorf("got bad request %q expected %q", seen, encodedPath)
}
}
func TestRobotsTxt(t *testing.T) {
opts := baseTestOptions()
err := validation.Validate(opts)
assert.NoError(t, err)
proxy, err := NewOAuthProxy(opts, func(string) bool { return true })
if err != nil {
t.Fatal(err)
}
rw := httptest.NewRecorder()
req, _ := http.NewRequest("GET", "/robots.txt", nil)
proxy.ServeHTTP(rw, req)
assert.Equal(t, 200, rw.Code)
assert.Equal(t, "User-agent: *\nDisallow: /", rw.Body.String())
}
func TestIsValidRedirect(t *testing.T) {
opts := baseTestOptions()
// Should match domains that are exactly foo.bar and any subdomain of bar.foo
opts.WhitelistDomains = []string{
"foo.bar",
".bar.foo",
"port.bar:8080",
".sub.port.bar:8080",
"anyport.bar:*",
".sub.anyport.bar:*",
}
err := validation.Validate(opts)
assert.NoError(t, err)
proxy, err := NewOAuthProxy(opts, func(string) bool { return true })
if err != nil {
t.Fatal(err)
}
testCases := []struct {
Desc, Redirect string
ExpectedResult bool
}{
{
Desc: "noRD",
Redirect: "",
ExpectedResult: false,
},
{
Desc: "singleSlash",
Redirect: "/redirect",
ExpectedResult: true,
},
{
Desc: "doubleSlash",
Redirect: "//redirect",
ExpectedResult: false,
},
{
Desc: "validHTTP",
Redirect: "http://foo.bar/redirect",
ExpectedResult: true,
},
{
Desc: "validHTTPS",
Redirect: "https://foo.bar/redirect",
ExpectedResult: true,
},
{
Desc: "invalidHTTPSubdomain",
Redirect: "http://baz.foo.bar/redirect",
ExpectedResult: false,
},
{
Desc: "invalidHTTPSSubdomain",
Redirect: "https://baz.foo.bar/redirect",
ExpectedResult: false,
},
{
Desc: "validHTTPSubdomain",
Redirect: "http://baz.bar.foo/redirect",
ExpectedResult: true,
},
{
Desc: "validHTTPSSubdomain",
Redirect: "https://baz.bar.foo/redirect",
ExpectedResult: true,
},
{
Desc: "validHTTPDomain",
Redirect: "http://bar.foo/redirect",
ExpectedResult: true,
},
{
Desc: "invalidHTTP1",
Redirect: "http://foo.bar.evil.corp/redirect",
ExpectedResult: false,
},
{
Desc: "invalidHTTPS1",
Redirect: "https://foo.bar.evil.corp/redirect",
ExpectedResult: false,
},
{
Desc: "invalidHTTP2",
Redirect: "http://evil.corp/redirect?rd=foo.bar",
ExpectedResult: false,
},
{
Desc: "invalidHTTPS2",
Redirect: "https://evil.corp/redirect?rd=foo.bar",
ExpectedResult: false,
},
{
Desc: "invalidPort",
Redirect: "https://evil.corp:3838/redirect",
ExpectedResult: false,
},
{
Desc: "invalidEmptyPort",
Redirect: "http://foo.bar:3838/redirect",
ExpectedResult: false,
},
{
Desc: "invalidEmptyPortSubdomain",
Redirect: "http://baz.bar.foo:3838/redirect",
ExpectedResult: false,
},
{
Desc: "validSpecificPort",
Redirect: "http://port.bar:8080/redirect",
ExpectedResult: true,
},
{
Desc: "invalidSpecificPort",
Redirect: "http://port.bar:3838/redirect",
ExpectedResult: false,
},
{
Desc: "validSpecificPortSubdomain",
Redirect: "http://foo.sub.port.bar:8080/redirect",
ExpectedResult: true,
},
{
Desc: "invalidSpecificPortSubdomain",
Redirect: "http://foo.sub.port.bar:3838/redirect",
ExpectedResult: false,
},
{
Desc: "validAnyPort1",
Redirect: "http://anyport.bar:8080/redirect",
ExpectedResult: true,
},
{
Desc: "validAnyPort2",
Redirect: "http://anyport.bar:8081/redirect",
ExpectedResult: true,
},
{
Desc: "validAnyPortSubdomain1",
Redirect: "http://a.sub.anyport.bar:8080/redirect",
ExpectedResult: true,
},
{
Desc: "validAnyPortSubdomain2",
Redirect: "http://a.sub.anyport.bar:8081/redirect",
ExpectedResult: true,
},
{
Desc: "openRedirect1",
Redirect: "/\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectSpace1",
Redirect: "/ /evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectSpace2",
Redirect: "/ \\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectTab1",
Redirect: "/\t/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectTab2",
Redirect: "/\t\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectVerticalTab1",
Redirect: "/\v/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectVerticalTab2",
Redirect: "/\v\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectNewLine1",
Redirect: "/\n/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectNewLine2",
Redirect: "/\n\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectCarriageReturn1",
Redirect: "/\r/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectCarriageReturn2",
Redirect: "/\r\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectTripleTab",
Redirect: "/\t\t/\t/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectTripleTab2",
Redirect: "/\t\t\\\t/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectQuadTab1",
Redirect: "/\t\t/\t\t\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectQuadTab2",
Redirect: "/\t\t\\\t\t/evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectPeriod1",
Redirect: "/./\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectPeriod2",
Redirect: "/./../../\\evil.com",
ExpectedResult: false,
},
{
Desc: "openRedirectDoubleTab",
Redirect: "/\t/\t\\evil.com",
ExpectedResult: false,
},
}
for _, tc := range testCases {
t.Run(tc.Desc, func(t *testing.T) {
result := proxy.IsValidRedirect(tc.Redirect)
if result != tc.ExpectedResult {
t.Errorf("expected %t got %t", tc.ExpectedResult, result)
}
})
}
}
func TestOpenRedirects(t *testing.T) {
opts := baseTestOptions()
// Should match domains that are exactly foo.bar and any subdomain of bar.foo
opts.WhitelistDomains = []string{
"foo.bar",
".bar.foo",
"port.bar:8080",
".sub.port.bar:8080",
"anyport.bar:*",
".sub.anyport.bar:*",
"www.whitelisteddomain.tld",
}
err := validation.Validate(opts)
assert.NoError(t, err)
proxy, err := NewOAuthProxy(opts, func(string) bool { return true })
if err != nil {
t.Fatal(err)
}
file, err := os.Open("./test/openredirects.txt")
if err != nil {
t.Fatal(err)
}
defer func(t *testing.T) {
if err := file.Close(); err != nil {
t.Fatal(err)
}
}(t)
scanner := bufio.NewScanner(file)
for scanner.Scan() {
rd := scanner.Text()
t.Run(rd, func(t *testing.T) {
rdUnescaped, err := url.QueryUnescape(rd)
if err != nil {
t.Fatal(err)
}
if proxy.IsValidRedirect(rdUnescaped) {
t.Errorf("Expected %q to not be valid (unescaped: %q)", rd, rdUnescaped)
}
})
}
if err := scanner.Err(); err != nil {
t.Fatal(err)
}
}
type TestProvider struct {
*providers.ProviderData
EmailAddress string
ValidToken bool
GroupValidator func(string) bool
}
var _ providers.Provider = (*TestProvider)(nil)
func NewTestProvider(providerURL *url.URL, emailAddress string) *TestProvider {
return &TestProvider{
ProviderData: &providers.ProviderData{
ProviderName: "Test Provider",
LoginURL: &url.URL{
Scheme: "http",
Host: providerURL.Host,
Path: "/oauth/authorize",
},
RedeemURL: &url.URL{
Scheme: "http",
Host: providerURL.Host,
Path: "/oauth/token",
},
ProfileURL: &url.URL{
Scheme: "http",
Host: providerURL.Host,
Path: "/api/v1/profile",
},
Scope: "profile.email",
},
EmailAddress: emailAddress,
GroupValidator: func(s string) bool {
return true
},
}
}
func (tp *TestProvider) GetEmailAddress(ctx context.Context, session *sessions.SessionState) (string, error) {
return tp.EmailAddress, nil
}
func (tp *TestProvider) ValidateSessionState(ctx context.Context, session *sessions.SessionState) bool {
return tp.ValidToken
}
func TestBasicAuthPassword(t *testing.T) {
providerServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
logger.Printf("%#v", r)
var payload string
switch r.URL.Path {
case "/oauth/token":
payload = `{"access_token": "my_auth_token"}`
default:
payload = r.Header.Get("Authorization")
if payload == "" {
payload = "No Authorization header found."
}
}
w.WriteHeader(200)
_, err := w.Write([]byte(payload))
if err != nil {
t.Fatal(err)
}
}))
opts := baseTestOptions()
opts.Upstreams = append(opts.Upstreams, providerServer.URL)
opts.Cookie.Secure = false
opts.PassBasicAuth = true
opts.SetBasicAuth = true
opts.PassUserHeaders = true
opts.PreferEmailToUser = true
opts.BasicAuthPassword = "This is a secure password"
err := validation.Validate(opts)
assert.NoError(t, err)
providerURL, _ := url.Parse(providerServer.URL)
const emailAddress = "[email protected]"
opts.SetProvider(NewTestProvider(providerURL, emailAddress))
proxy, err := NewOAuthProxy(opts, func(email string) bool {
return email == emailAddress
})
if err != nil {
t.Fatal(err)
}
rw := httptest.NewRecorder()
req, _ := http.NewRequest("GET", "/oauth2/callback?code=callback_code&state=nonce:", strings.NewReader(""))
req.AddCookie(proxy.MakeCSRFCookie(req, "nonce", proxy.CookieExpire, time.Now()))
proxy.ServeHTTP(rw, req)
if rw.Code >= 400 {
t.Fatalf("expected 3xx got %d", rw.Code)
}
cookie := rw.Header().Values("Set-Cookie")[1]
cookieName := proxy.CookieName
var value string
keyPrefix := cookieName + "="
for _, field := range strings.Split(cookie, "; ") {
value = strings.TrimPrefix(field, keyPrefix)
if value != field {
break
} else {
value = ""
}
}
req, _ = http.NewRequest("GET", "/", strings.NewReader(""))
req.AddCookie(&http.Cookie{
Name: cookieName,
Value: value,
Path: "/",
Expires: time.Now().Add(time.Duration(24)),
HttpOnly: true,
})
req.AddCookie(proxy.MakeCSRFCookie(req, "nonce", proxy.CookieExpire, time.Now()))
rw = httptest.NewRecorder()
proxy.ServeHTTP(rw, req)
// The username in the basic auth credentials is expected to be equal to the email address from the
// auth response, so we use the same variable here.
expectedHeader := "Basic " + base64.StdEncoding.EncodeToString([]byte(emailAddress+":"+opts.BasicAuthPassword))
assert.Equal(t, expectedHeader, rw.Body.String())
providerServer.Close()
}
func TestBasicAuthWithEmail(t *testing.T) {
opts := baseTestOptions()
opts.PassBasicAuth = true
opts.PassUserHeaders = false
opts.PreferEmailToUser = false
opts.BasicAuthPassword = "This is a secure password"
err := validation.Validate(opts)
assert.NoError(t, err)
const emailAddress = "[email protected]"
const userName = "9fcab5c9b889a557"
// The username in the basic auth credentials is expected to be equal to the email address from the
expectedEmailHeader := "Basic " + base64.StdEncoding.EncodeToString([]byte(emailAddress+":"+opts.BasicAuthPassword))
expectedUserHeader := "Basic " + base64.StdEncoding.EncodeToString([]byte(userName+":"+opts.BasicAuthPassword))
created := time.Now()
session := &sessions.SessionState{
User: userName,
Email: emailAddress,
AccessToken: "oauth_token",
CreatedAt: &created,
}
{
rw := httptest.NewRecorder()
req, _ := http.NewRequest("GET", opts.ProxyPrefix+"/testCase0", nil)
proxy, err := NewOAuthProxy(opts, func(email string) bool {
return email == emailAddress
})
if err != nil {
t.Fatal(err)
}
proxy.addHeadersForProxying(rw, req, session)
assert.Equal(t, expectedUserHeader, req.Header["Authorization"][0])
assert.Equal(t, userName, req.Header["X-Forwarded-User"][0])
}
opts.PreferEmailToUser = true
{
rw := httptest.NewRecorder()
req, _ := http.NewRequest("GET", opts.ProxyPrefix+"/testCase1", nil)
proxy, err := NewOAuthProxy(opts, func(email string) bool {
return email == emailAddress
})
if err != nil {
t.Fatal(err)
}
proxy.addHeadersForProxying(rw, req, session)
assert.Equal(t, expectedEmailHeader, req.Header["Authorization"][0])
assert.Equal(t, emailAddress, req.Header["X-Forwarded-User"][0])
}
}
func TestPassUserHeadersWithEmail(t *testing.T) {
opts := baseTestOptions()
err := validation.Validate(opts)
assert.NoError(t, err)
const emailAddress = "[email protected]"
const userName = "9fcab5c9b889a557"
created := time.Now()
session := &sessions.SessionState{
User: userName,
Email: emailAddress,
AccessToken: "oauth_token",
CreatedAt: &created,
}
{
rw := httptest.NewRecorder()
req, _ := http.NewRequest("GET", opts.ProxyPrefix+"/testCase0", nil)
proxy, err := NewOAuthProxy(opts, func(email string) bool {
return email == emailAddress
})
if err != nil {
t.Fatal(err)
}
proxy.addHeadersForProxying(rw, req, session)
assert.Equal(t, userName, req.Header["X-Forwarded-User"][0])
}
opts.PreferEmailToUser = true
{
rw := httptest.NewRecorder()
req, _ := http.NewRequest("GET", opts.ProxyPrefix+"/testCase1", nil)
proxy, err := NewOAuthProxy(opts, func(email string) bool {
return email == emailAddress
})
if err != nil {
t.Fatal(err)
}
proxy.addHeadersForProxying(rw, req, session)
assert.Equal(t, emailAddress, req.Header["X-Forwarded-User"][0])
}
}
func TestStripAuthHeaders(t *testing.T) {
testCases := map[string]struct {
SkipAuthStripHeaders bool
PassBasicAuth bool
PassUserHeaders bool
PassAccessToken bool
PassAuthorization bool
StrippedHeaders map[string]bool
}{
"Default options": {
SkipAuthStripHeaders: true,
PassBasicAuth: true,
PassUserHeaders: true,
PassAccessToken: false,
PassAuthorization: false,
StrippedHeaders: map[string]bool{
"X-Forwarded-User": true,
"X-Forwarded-Email": true,
"X-Forwarded-Preferred-Username": true,
"X-Forwarded-Access-Token": false,
"Authorization": true,
},
},
"Pass access token": {
SkipAuthStripHeaders: true,
PassBasicAuth: true,
PassUserHeaders: true,
PassAccessToken: true,
PassAuthorization: false,
StrippedHeaders: map[string]bool{
"X-Forwarded-User": true,
"X-Forwarded-Email": true,
"X-Forwarded-Preferred-Username": true,
"X-Forwarded-Access-Token": true,
"Authorization": true,
},
},
"Nothing setting Authorization": {
SkipAuthStripHeaders: true,
PassBasicAuth: false,
PassUserHeaders: true,
PassAccessToken: true,
PassAuthorization: false,
StrippedHeaders: map[string]bool{
"X-Forwarded-User": true,
"X-Forwarded-Email": true,
"X-Forwarded-Preferred-Username": true,
"X-Forwarded-Access-Token": true,
"Authorization": false,
},
},
"Only Authorization header modified": {
SkipAuthStripHeaders: true,
PassBasicAuth: false,
PassUserHeaders: false,
PassAccessToken: false,
PassAuthorization: true,
StrippedHeaders: map[string]bool{
"X-Forwarded-User": false,
"X-Forwarded-Email": false,
"X-Forwarded-Preferred-Username": false,
"X-Forwarded-Access-Token": false,
"Authorization": true,
},
},
"Don't strip any headers (default options)": {
SkipAuthStripHeaders: false,
PassBasicAuth: true,
PassUserHeaders: true,
PassAccessToken: false,
PassAuthorization: false,
StrippedHeaders: map[string]bool{
"X-Forwarded-User": false,
"X-Forwarded-Email": false,
"X-Forwarded-Preferred-Username": false,
"X-Forwarded-Access-Token": false,
"Authorization": false,
},
},
"Don't strip any headers (custom options)": {
SkipAuthStripHeaders: false,
PassBasicAuth: true,
PassUserHeaders: true,
PassAccessToken: true,
PassAuthorization: false,
StrippedHeaders: map[string]bool{
"X-Forwarded-User": false,
"X-Forwarded-Email": false,
"X-Forwarded-Preferred-Username": false,
"X-Forwarded-Access-Token": false,
"Authorization": false,
},
},
}
initialHeaders := map[string]string{
"X-Forwarded-User": "9fcab5c9b889a557",
"X-Forwarded-Email": "[email protected]",
"X-Forwarded-Preferred-Username": "john.doe",
"X-Forwarded-Access-Token": "AccessToken",
"Authorization": "bearer IDToken",
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
opts := baseTestOptions()
opts.SkipAuthStripHeaders = tc.SkipAuthStripHeaders
opts.PassBasicAuth = tc.PassBasicAuth
opts.PassUserHeaders = tc.PassUserHeaders
opts.PassAccessToken = tc.PassAccessToken
opts.PassAuthorization = tc.PassAuthorization
err := validation.Validate(opts)
assert.NoError(t, err)
req, _ := http.NewRequest("GET", fmt.Sprintf("%s/testCase", opts.ProxyPrefix), nil)
for header, val := range initialHeaders {
req.Header.Set(header, val)
}
proxy, err := NewOAuthProxy(opts, func(_ string) bool { return true })
assert.NoError(t, err)
if proxy.skipAuthStripHeaders {
proxy.stripAuthHeaders(req)
}
for header, stripped := range tc.StrippedHeaders {
if stripped {
assert.Equal(t, req.Header.Get(header), "")
} else {
assert.Equal(t, req.Header.Get(header), initialHeaders[header])
}
}
})
}
}
type PassAccessTokenTest struct {
providerServer *httptest.Server
proxy *OAuthProxy
opts *options.Options
}
type PassAccessTokenTestOptions struct {
PassAccessToken bool
ProxyUpstream string
}
func NewPassAccessTokenTest(opts PassAccessTokenTestOptions) (*PassAccessTokenTest, error) {
patt := &PassAccessTokenTest{}
patt.providerServer = httptest.NewServer(
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var payload string
switch r.URL.Path {
case "/oauth/token":
payload = `{"access_token": "my_auth_token"}`
default:
payload = r.Header.Get("X-Forwarded-Access-Token")
if payload == "" {
payload = "No access token found."
}
}
w.WriteHeader(200)
_, err := w.Write([]byte(payload))
if err != nil {
panic(err)
}
}))
patt.opts = baseTestOptions()
patt.opts.Upstreams = append(patt.opts.Upstreams, patt.providerServer.URL)
if opts.ProxyUpstream != "" {
patt.opts.Upstreams = append(patt.opts.Upstreams, opts.ProxyUpstream)
}
patt.opts.Cookie.Secure = false
patt.opts.PassAccessToken = opts.PassAccessToken
err := validation.Validate(patt.opts)
if err != nil {
return nil, err
}
providerURL, _ := url.Parse(patt.providerServer.URL)
const emailAddress = "[email protected]"
patt.opts.SetProvider(NewTestProvider(providerURL, emailAddress))
patt.proxy, err = NewOAuthProxy(patt.opts, func(email string) bool {
return email == emailAddress
})
if err != nil {
return nil, err
}
return patt, nil
}
func (patTest *PassAccessTokenTest) Close() {
patTest.providerServer.Close()
}
func (patTest *PassAccessTokenTest) getCallbackEndpoint() (httpCode int,
cookie string) {
rw := httptest.NewRecorder()
req, err := http.NewRequest("GET", "/oauth2/callback?code=callback_code&state=nonce:",
strings.NewReader(""))
if err != nil {
return 0, ""
}
req.AddCookie(patTest.proxy.MakeCSRFCookie(req, "nonce", time.Hour, time.Now()))
patTest.proxy.ServeHTTP(rw, req)
return rw.Code, rw.Header().Values("Set-Cookie")[1]
}
// getEndpointWithCookie makes a requests againt the oauthproxy with passed requestPath
// and cookie and returns body and status code.
func (patTest *PassAccessTokenTest) getEndpointWithCookie(cookie string, endpoint string) (httpCode int, accessToken string) {
cookieName := patTest.proxy.CookieName
var value string
keyPrefix := cookieName + "="
for _, field := range strings.Split(cookie, "; ") {
value = strings.TrimPrefix(field, keyPrefix)
if value != field {
break
} else {
value = ""
}
}
if value == "" {
return 0, ""
}
req, err := http.NewRequest("GET", endpoint, strings.NewReader(""))
if err != nil {
return 0, ""
}
req.AddCookie(&http.Cookie{
Name: cookieName,
Value: value,
Path: "/",
Expires: time.Now().Add(time.Duration(24)),
HttpOnly: true,
})
rw := httptest.NewRecorder()
patTest.proxy.ServeHTTP(rw, req)
return rw.Code, rw.Body.String()
}
func TestForwardAccessTokenUpstream(t *testing.T) {
patTest, err := NewPassAccessTokenTest(PassAccessTokenTestOptions{
PassAccessToken: true,
})
if err != nil {
t.Fatal(err)
}
t.Cleanup(patTest.Close)
// A successful validation will redirect and set the auth cookie.
code, cookie := patTest.getCallbackEndpoint()
if code != 302 {
t.Fatalf("expected 302; got %d", code)
}
assert.NotNil(t, cookie)
// Now we make a regular request; the access_token from the cookie is
// forwarded as the "X-Forwarded-Access-Token" header. The token is
// read by the test provider server and written in the response body.
code, payload := patTest.getEndpointWithCookie(cookie, "/")
if code != 200 {
t.Fatalf("expected 200; got %d", code)
}
assert.Equal(t, "my_auth_token", payload)
}
func TestStaticProxyUpstream(t *testing.T) {
patTest, err := NewPassAccessTokenTest(PassAccessTokenTestOptions{