public void CanParseCreatedArtifact()
{
// Arrange
var sourceIdUrl = "https://kleopatra.safewhere.local/Saml2ExtWeb/artifact.ashx";
var sourceIdHash = ArtifactUtil.GenerateSourceIdHash(sourceIdUrl);
var messageHandle = ArtifactUtil.GenerateMessageHandle();
short typeCode = 4;
short endpointIndex = 1;
// Act
var artifact = ArtifactUtil.CreateArtifact(typeCode, endpointIndex, sourceIdHash, messageHandle);
short parsedTypeCode = -1;
short parsedEndpointIndex = -1;
var parsedSourceIdHash = new byte[20];
var parsedMessageHandle = new byte[20];
var result = ArtifactUtil.TryParseArtifact(artifact, ref parsedTypeCode, ref parsedEndpointIndex, ref parsedSourceIdHash, ref parsedMessageHandle);
// Assert
Assert.True(result, "Unable to parse artifact");
Assert.True(typeCode == parsedTypeCode, "Original and parsed typeCode did not match");
Assert.True(endpointIndex == parsedEndpointIndex, "Original and parsed endpointIndex did not match");
Assert.Equal(sourceIdHash, parsedSourceIdHash);
//Assert.Fail("Original and parsed sourceIdHash are not identical");
Assert.Equal(messageHandle, parsedMessageHandle);
//Assert.Fail("Original and parsed messageHandle are not identical");
}
public void TryParseError3()
{
Int16 parsedTypeCode = -1;
Int16 parsedEndpointIndex = -1;
byte[] parsedSourceIdHash = new byte[20];
byte[] parsedMessageHandle = new byte[20];
string artifact = string.Empty;
bool result = ArtifactUtil.TryParseArtifact(artifact, ref parsedTypeCode, ref parsedEndpointIndex, ref parsedSourceIdHash, ref parsedMessageHandle);
Assert.That(!result, "TryParseArtifact did not fail as expected");
}
public void ReturnsFalseOnMessageHandleLengthMismatch()
{
// Arrange
short parsedTypeCode = -1;
short parsedEndpointIndex = -1;
var parsedSourceIdHash = new byte[20];
var parsedMessageHandle = new byte[19];
var artifact = string.Empty;
// Act
var result = ArtifactUtil.TryParseArtifact(artifact, ref parsedTypeCode, ref parsedEndpointIndex, ref parsedSourceIdHash, ref parsedMessageHandle);
// Assert
Assert.That(!result, "TryParseArtifact did not fail as expected");
}
public void ArtifactCreateParse()
{
string sourceIdUrl = "https://kleopatra.safewhere.local/Saml2ExtWeb/artifact.ashx";
byte[] sourceIdHash = ArtifactUtil.GenerateSourceIdHash(sourceIdUrl);
Assert.That(sourceIdHash.Length == 20, "Unexpected hash length");
byte[] messageHandle = ArtifactUtil.GenerateMessageHandle();
Assert.That(messageHandle.Length == 20, "Unexpected hash length");
Int16 typeCode = 4;
Int16 endpointIndex = 1;
string artifact = ArtifactUtil.CreateArtifact(typeCode, endpointIndex, sourceIdHash, messageHandle);
Int16 parsedTypeCode = -1;
Int16 parsedEndpointIndex = -1;
byte[] parsedSourceIdHash = new byte[20];
byte[] parsedMessageHandle = new byte[20];
Assert.That(
ArtifactUtil.TryParseArtifact(artifact, ref parsedTypeCode, ref parsedEndpointIndex,
ref parsedSourceIdHash, ref parsedMessageHandle), "Unable to parse artifact");
Assert.That(typeCode == parsedTypeCode, "Original and parsed typeCode did not match");
Assert.That(endpointIndex == parsedEndpointIndex, "Original and parsed endpointIndex did not match");
for (int i = 0; i < 20; i++)
{
if (sourceIdHash[i] != parsedSourceIdHash[i])
{
Assert.Fail("Original and parsed sourceIdHash are not identical");
}
}
for (int i = 0; i < 20; i++)
{
if (messageHandle[i] != parsedMessageHandle[i])
{
Assert.Fail("Original and parsed messageHandle are not identical");
}
}
}
/// <summary>
/// Determines which IdP an artifact has been sent from.
/// </summary>
/// <param name="artifact">The artifact.</param>
/// <returns>An IdP configuration element</returns>
private IdentityProvider DetermineIdp(string artifact)
{
short typeCodeValue = -1;
short endPointIndex = -1;
var sourceIdHash = new byte[20];
var messageHandle = new byte[20];
if (ArtifactUtil.TryParseArtifact(artifact, ref typeCodeValue, ref endPointIndex, ref sourceIdHash, ref messageHandle))
{
foreach (IdentityProvider ep in config.IdentityProviders)
{
var hash = ArtifactUtil.GenerateSourceIdHash(ep.Id);
if (ByteArraysAreEqual(sourceIdHash, hash))
{
return(ep);
}
}
}
return(null);
}
/// <summary>
/// Determines which IdP an artifact has been sent from.
/// </summary>
/// <param name="artifact">The artifact.</param>
/// <returns>An IdP configuration element</returns>
private IDPEndPoint DetermineIdp(string artifact)
{
SAML20FederationConfig config = SAML20FederationConfig.GetConfig();
short typeCodeValue = -1;
short endPointIndex = -1;
byte[] sourceIdHash = new byte[20];
byte[] messageHandle = new byte[20];
if (ArtifactUtil.TryParseArtifact(artifact, ref typeCodeValue, ref endPointIndex, ref sourceIdHash, ref messageHandle))
{
foreach(IDPEndPoint ep in config.IDPEndPoints)
{
byte[] hash = ArtifactUtil.GenerateSourceIdHash(ep.Id);
if (AreEqual(sourceIdHash, hash))
return ep;
}
}
return null;
}