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using System;
using System.Collections.Generic;
using System.Text;
using NUnit.Framework;
using DotNetOpenId.RelyingParty;
using System.Collections.Specialized;
using System.Web;
using System.Net;
using System.Diagnostics;
using System.IO;
using System.Text.RegularExpressions;
namespace DotNetOpenId.Test {
[TestFixture]
public class EndToEndTesting {
IRelyingPartyApplicationStore appStore;
[SetUp]
public void Setup() {
appStore = new ApplicationMemoryStore();
}
void parameterizedTest(UriIdentifier identityUrl,
AuthenticationRequestMode requestMode, AuthenticationStatus expectedResult,
bool tryReplayAttack, bool provideStore) {
parameterizedProgrammaticTest(identityUrl, requestMode, expectedResult, tryReplayAttack, provideStore);
parameterizedWebClientTest(identityUrl, requestMode, expectedResult, tryReplayAttack, provideStore);
}
void parameterizedProgrammaticTest(UriIdentifier identityUrl,
AuthenticationRequestMode requestMode, AuthenticationStatus expectedResult,
bool tryReplayAttack, bool provideStore) {
var store = provideStore ? appStore : null;
Uri redirectToProviderUrl;
var returnTo = TestSupport.GetFullUrl(TestSupport.ConsumerPage);
var realm = new Realm(TestSupport.GetFullUrl(TestSupport.ConsumerPage).AbsoluteUri);
var consumer = new OpenIdRelyingParty(store, null);
Assert.IsNull(consumer.Response);
var request = consumer.CreateRequest(identityUrl, realm, returnTo);
Protocol protocol = Protocol.Lookup(request.ProviderVersion);
// Test properties and defaults
Assert.AreEqual(AuthenticationRequestMode.Setup, request.Mode);
Assert.AreEqual(returnTo, request.ReturnToUrl);
Assert.AreEqual(realm, request.Realm);
request.Mode = requestMode;
// Verify the redirect URL
Assert.IsNotNull(request.RedirectToProviderUrl);
var consumerToProviderQuery = HttpUtility.ParseQueryString(request.RedirectToProviderUrl.Query);
Assert.IsTrue(consumerToProviderQuery[protocol.openid.return_to].StartsWith(returnTo.AbsoluteUri, StringComparison.Ordinal));
Assert.AreEqual(realm.ToString(), consumerToProviderQuery[protocol.openid.Realm]);
redirectToProviderUrl = request.RedirectToProviderUrl;
HttpWebRequest providerRequest = (HttpWebRequest)WebRequest.Create(redirectToProviderUrl);
providerRequest.AllowAutoRedirect = false;
Uri redirectUrl;
try {
using (HttpWebResponse providerResponse = (HttpWebResponse)providerRequest.GetResponse()) {
Assert.AreEqual(HttpStatusCode.Redirect, providerResponse.StatusCode);
redirectUrl = new Uri(providerResponse.Headers[HttpResponseHeader.Location]);
}
} catch (WebException ex) {
Trace.WriteLine(ex);
if (ex.Response != null) {
using (StreamReader sr = new StreamReader(ex.Response.GetResponseStream())) {
Trace.WriteLine(sr.ReadToEnd());
}
}
throw;
}
consumer = new OpenIdRelyingParty(store, redirectUrl);
Assert.AreEqual(expectedResult, consumer.Response.Status);
Assert.AreEqual(identityUrl, consumer.Response.ClaimedIdentifier);
// Try replay attack
if (tryReplayAttack) {
// This simulates a network sniffing user who caught the
// authenticating query en route to either the user agent or
// the consumer, and tries the same query to the consumer in an
// attempt to spoof the identity of the authenticating user.
try {
var replayAttackConsumer = new OpenIdRelyingParty(store, redirectUrl);
Assert.AreNotEqual(AuthenticationStatus.Authenticated, replayAttackConsumer.Response.Status, "Replay attack");
} catch (OpenIdException) { // nonce already used
// another way to pass
}
}
}
void parameterizedWebClientTest(UriIdentifier identityUrl,
AuthenticationRequestMode requestMode, AuthenticationStatus expectedResult,
bool tryReplayAttack, bool provideStore) {
var store = provideStore ? appStore : null;
Uri redirectToProviderUrl;
HttpWebRequest rpRequest = (HttpWebRequest)WebRequest.Create(TestSupport.GetFullUrl(TestSupport.ConsumerPage));
NameValueCollection query = new NameValueCollection();
using (HttpWebResponse response = (HttpWebResponse)rpRequest.GetResponse()) {
using (StreamReader sr = new StreamReader(response.GetResponseStream())) {
Regex regex = new Regex(@"\<input\b.*\bname=""(\w+)"".*\bvalue=""([^""]+)""", RegexOptions.IgnoreCase);
while (!sr.EndOfStream) {
string line = sr.ReadLine();
Match m = regex.Match(line);
if (m.Success) {
query[m.Groups[1].Value] = m.Groups[2].Value;
}
}
}
}
query["OpenIdTextBox1$wrappedTextBox"] = identityUrl;
rpRequest = (HttpWebRequest)WebRequest.Create(TestSupport.GetFullUrl(TestSupport.ConsumerPage));
rpRequest.Method = "POST";
rpRequest.AllowAutoRedirect = false;
string queryString = UriUtil.CreateQueryString(query);
rpRequest.ContentLength = queryString.Length;
rpRequest.ContentType = "application/x-www-form-urlencoded";
using (StreamWriter sw = new StreamWriter(rpRequest.GetRequestStream())) {
sw.Write(queryString);
}
using (HttpWebResponse response = (HttpWebResponse)rpRequest.GetResponse()) {
using (StreamReader sr = new StreamReader(response.GetResponseStream())) {
string doc = sr.ReadToEnd();
Debug.WriteLine(doc);
}
redirectToProviderUrl = new Uri(response.Headers[HttpResponseHeader.Location]);
}
HttpWebRequest providerRequest = (HttpWebRequest)WebRequest.Create(redirectToProviderUrl);
providerRequest.AllowAutoRedirect = false;
Uri redirectUrl;
try {
using (HttpWebResponse providerResponse = (HttpWebResponse)providerRequest.GetResponse()) {
Assert.AreEqual(HttpStatusCode.Redirect, providerResponse.StatusCode);
redirectUrl = new Uri(providerResponse.Headers[HttpResponseHeader.Location]);
}
} catch (WebException ex) {
Trace.WriteLine(ex);
if (ex.Response != null) {
using (StreamReader sr = new StreamReader(ex.Response.GetResponseStream())) {
Trace.WriteLine(sr.ReadToEnd());
}
}
throw;
}
rpRequest = (HttpWebRequest)WebRequest.Create(redirectUrl);
rpRequest.AllowAutoRedirect = false;
using (HttpWebResponse response = (HttpWebResponse)rpRequest.GetResponse()) {
Assert.AreEqual(HttpStatusCode.Redirect, response.StatusCode); // redirect on login
}
// Try replay attack
if (tryReplayAttack) {
// This simulates a network sniffing user who caught the
// authenticating query en route to either the user agent or
// the consumer, and tries the same query to the consumer in an
// attempt to spoof the identity of the authenticating user.
rpRequest = (HttpWebRequest)WebRequest.Create(redirectUrl);
rpRequest.AllowAutoRedirect = false;
using (HttpWebResponse response = (HttpWebResponse)rpRequest.GetResponse()) {
Assert.AreEqual(HttpStatusCode.OK, response.StatusCode); // error message
}
}
}
[Test]
public void Pass_Setup_AutoApproval_11() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.AutoApproval, ProtocolVersion.V11),
AuthenticationRequestMode.Setup,
AuthenticationStatus.Authenticated,
true,
true
);
}
[Test]
public void Pass_Setup_AutoApproval_20() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.AutoApproval, ProtocolVersion.V20),
AuthenticationRequestMode.Setup,
AuthenticationStatus.Authenticated,
true,
true
);
}
[Test]
public void Pass_Immediate_AutoApproval_11() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.AutoApproval, ProtocolVersion.V11),
AuthenticationRequestMode.Immediate,
AuthenticationStatus.Authenticated,
true,
true
);
}
[Test]
public void Pass_Immediate_AutoApproval_20() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.AutoApproval, ProtocolVersion.V20),
AuthenticationRequestMode.Immediate,
AuthenticationStatus.Authenticated,
true,
true
);
}
[Test]
public void Fail_Immediate_ApproveOnSetup_11() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.ApproveOnSetup, ProtocolVersion.V11),
AuthenticationRequestMode.Immediate,
AuthenticationStatus.SetupRequired,
false,
true
);
}
[Test]
public void Fail_Immediate_ApproveOnSetup_20() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.ApproveOnSetup, ProtocolVersion.V20),
AuthenticationRequestMode.Immediate,
AuthenticationStatus.SetupRequired,
false,
true
);
}
[Test]
public void Pass_Setup_ApproveOnSetup_11() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.ApproveOnSetup, ProtocolVersion.V11),
AuthenticationRequestMode.Setup,
AuthenticationStatus.Authenticated,
true,
true
);
}
[Test]
public void Pass_Setup_ApproveOnSetup_20() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.ApproveOnSetup, ProtocolVersion.V20),
AuthenticationRequestMode.Setup,
AuthenticationStatus.Authenticated,
true,
true
);
}
[Test]
public void Pass_NoStore_AutoApproval_11() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.ApproveOnSetup, ProtocolVersion.V11),
AuthenticationRequestMode.Setup,
AuthenticationStatus.Authenticated,
true,
false
);
}
[Test]
public void Pass_NoStore_AutoApproval_20() {
parameterizedTest(
TestSupport.GetIdentityUrl(TestSupport.Scenarios.ApproveOnSetup, ProtocolVersion.V20),
AuthenticationRequestMode.Setup,
AuthenticationStatus.Authenticated,
true,
false
);
}
}
}
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