private async Task <bool> InvokeConfigurationEndpointAsync()
{
// Metadata requests must be made via GET.
// See http://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationRequest
if (!string.Equals(Request.Method, "GET", StringComparison.OrdinalIgnoreCase))
{
Logger.LogError("The discovery request was rejected because an invalid " +
"HTTP method was used: {Method}.", Request.Method);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse {
Error = OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = "Invalid HTTP method: make sure to use GET."
}));
}
var request = new OpenIdConnectRequest(Request.Query);
// Note: set the message type before invoking the ExtractConfigurationRequest event.
request.SetProperty(OpenIdConnectConstants.Properties.MessageType,
OpenIdConnectConstants.MessageTypes.Configuration);
// Store the discovery request in the ASP.NET context.
Context.SetOpenIdConnectRequest(request);
var @event = new ExtractConfigurationRequestContext(Context, Options, request);
await Options.Provider.ExtractConfigurationRequest(@event);
if (@event.HandledResponse)
{
return(true);
}
else if (@event.Skipped)
{
return(false);
}
else if (@event.IsRejected)
{
Logger.LogError("The discovery request was rejected with the following error: {Error} ; {Description}",
/* Error: */ @event.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ @event.ErrorDescription);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse {
Error = @event.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = @event.ErrorDescription,
ErrorUri = @event.ErrorUri
}));
}
var context = new ValidateConfigurationRequestContext(Context, Options, request);
await Options.Provider.ValidateConfigurationRequest(context);
if (context.HandledResponse)
{
return(true);
}
else if (context.Skipped)
{
return(false);
}
else if (!context.IsValidated)
{
Logger.LogError("The discovery request was rejected with the following error: {Error} ; {Description}",
/* Error: */ context.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ context.ErrorDescription);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse {
Error = context.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = context.ErrorDescription,
ErrorUri = context.ErrorUri
}));
}
var notification = new HandleConfigurationRequestContext(Context, Options, request);
notification.Issuer = Context.GetIssuer(Options);
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.AuthorizationEndpoint = notification.Issuer.AddPath(Options.AuthorizationEndpointPath);
}
if (Options.CryptographyEndpointPath.HasValue)
{
notification.CryptographyEndpoint = notification.Issuer.AddPath(Options.CryptographyEndpointPath);
}
if (Options.IntrospectionEndpointPath.HasValue)
{
notification.IntrospectionEndpoint = notification.Issuer.AddPath(Options.IntrospectionEndpointPath);
}
if (Options.LogoutEndpointPath.HasValue)
{
notification.LogoutEndpoint = notification.Issuer.AddPath(Options.LogoutEndpointPath);
}
if (Options.RevocationEndpointPath.HasValue)
{
notification.RevocationEndpoint = notification.Issuer.AddPath(Options.RevocationEndpointPath);
}
if (Options.TokenEndpointPath.HasValue)
{
notification.TokenEndpoint = notification.Issuer.AddPath(Options.TokenEndpointPath);
}
if (Options.UserinfoEndpointPath.HasValue)
{
notification.UserinfoEndpoint = notification.Issuer.AddPath(Options.UserinfoEndpointPath);
}
if (Options.AuthorizationEndpointPath.HasValue)
{
// Only expose the implicit grant type if the token
// endpoint has not been explicitly disabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Implicit);
if (Options.TokenEndpointPath.HasValue)
{
// Only expose the authorization code and refresh token grant types
// if both the authorization and the token endpoints are enabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.AuthorizationCode);
}
}
if (Options.TokenEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.RefreshToken);
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.ClientCredentials);
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Password);
}
// Only populate response_modes_supported and response_types_supported
// if the authorization endpoint is available.
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.FormPost);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Fragment);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Query);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Token);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
// Only expose response types containing code when
// the token endpoint has not been explicitly disabled.
if (Options.TokenEndpointPath.HasValue)
{
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Code);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
}
}
notification.Scopes.Add(OpenIdConnectConstants.Scopes.OpenId);
notification.SubjectTypes.Add(OpenIdConnectConstants.SubjectTypes.Public);
// Note: supporting S256 is mandatory for authorization servers that implement PKCE.
// See https://tools.ietf.org/html/rfc7636#section-4.2 for more information.
notification.CodeChallengeMethods.Add(OpenIdConnectConstants.CodeChallengeMethods.Plain);
notification.CodeChallengeMethods.Add(OpenIdConnectConstants.CodeChallengeMethods.Sha256);
foreach (var credentials in Options.SigningCredentials)
{
// Try to resolve the JWA algorithm short name. If a null value is returned, ignore it.
var algorithm = OpenIdConnectServerHelpers.GetJwtAlgorithm(credentials.Algorithm);
if (string.IsNullOrEmpty(algorithm))
{
continue;
}
// If the algorithm is already listed, ignore it.
if (notification.SigningAlgorithms.Contains(algorithm))
{
continue;
}
notification.SigningAlgorithms.Add(algorithm);
}
await Options.Provider.HandleConfigurationRequest(notification);
if (notification.HandledResponse)
{
return(true);
}
else if (notification.Skipped)
{
return(false);
}
else if (notification.IsRejected)
{
Logger.LogError("The discovery request was rejected with the following error: {Error} ; {Description}",
/* Error: */ notification.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ notification.ErrorDescription);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse {
Error = notification.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = notification.ErrorDescription,
ErrorUri = notification.ErrorUri
}));
}
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse(notification.Metadata)));
}
private async Task <bool> InvokeConfigurationEndpointAsync()
{
// Metadata requests must be made via GET.
// See http://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationRequest
if (!string.Equals(Request.Method, "GET", StringComparison.OrdinalIgnoreCase))
{
Logger.LogError("The discovery request was rejected because an invalid " +
"HTTP method was used: {Method}.", Request.Method);
return(await SendErrorPayloadAsync(new OpenIdConnectMessage {
Error = OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = "Invalid HTTP method: make sure to use GET."
}));
}
var validatingContext = new ValidateConfigurationRequestContext(Context, Options);
await Options.Provider.ValidateConfigurationRequest(validatingContext);
if (!validatingContext.IsValidated)
{
Logger.LogInformation("The discovery request was rejected by application code.");
return(await SendErrorPayloadAsync(new OpenIdConnectMessage {
Error = validatingContext.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = validatingContext.ErrorDescription,
ErrorUri = validatingContext.ErrorUri
}));
}
var notification = new HandleConfigurationRequestContext(Context, Options);
notification.Issuer = Context.GetIssuer(Options);
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.AuthorizationEndpoint = notification.Issuer.AddPath(Options.AuthorizationEndpointPath);
}
if (Options.CryptographyEndpointPath.HasValue)
{
notification.CryptographyEndpoint = notification.Issuer.AddPath(Options.CryptographyEndpointPath);
}
if (Options.UserinfoEndpointPath.HasValue)
{
notification.UserinfoEndpoint = notification.Issuer.AddPath(Options.UserinfoEndpointPath);
}
if (Options.IntrospectionEndpointPath.HasValue)
{
notification.IntrospectionEndpoint = notification.Issuer.AddPath(Options.IntrospectionEndpointPath);
}
if (Options.TokenEndpointPath.HasValue)
{
notification.TokenEndpoint = notification.Issuer.AddPath(Options.TokenEndpointPath);
}
if (Options.LogoutEndpointPath.HasValue)
{
notification.LogoutEndpoint = notification.Issuer.AddPath(Options.LogoutEndpointPath);
}
if (Options.AuthorizationEndpointPath.HasValue)
{
// Only expose the implicit grant type if the token
// endpoint has not been explicitly disabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Implicit);
if (Options.TokenEndpointPath.HasValue)
{
// Only expose the authorization code and refresh token grant types
// if both the authorization and the token endpoints are enabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.AuthorizationCode);
}
}
if (Options.TokenEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.RefreshToken);
// If the authorization endpoint is disabled, assume the authorization server will
// allow the client credentials and resource owner password credentials grant types.
if (!Options.AuthorizationEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.ClientCredentials);
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Password);
}
}
// Only populate response_modes_supported and response_types_supported
// if the authorization endpoint is available.
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.FormPost);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Fragment);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Query);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Token);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
// Only expose response types containing code when
// the token endpoint has not been explicitly disabled.
if (Options.TokenEndpointPath.HasValue)
{
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Code);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
}
}
notification.Scopes.Add(OpenIdConnectConstants.Scopes.OpenId);
notification.SubjectTypes.Add(OpenIdConnectConstants.SubjectTypes.Public);
notification.SigningAlgorithms.Add(OpenIdConnectConstants.Algorithms.RS256);
await Options.Provider.HandleConfigurationRequest(notification);
if (notification.HandledResponse)
{
return(true);
}
else if (notification.Skipped)
{
return(false);
}
var payload = new JObject();
payload.Add(OpenIdConnectConstants.Metadata.Issuer, notification.Issuer);
if (!string.IsNullOrEmpty(notification.AuthorizationEndpoint))
{
payload.Add(OpenIdConnectConstants.Metadata.AuthorizationEndpoint, notification.AuthorizationEndpoint);
}
if (!string.IsNullOrEmpty(notification.UserinfoEndpoint))
{
payload.Add(OpenIdConnectConstants.Metadata.UserinfoEndpoint, notification.UserinfoEndpoint);
}
if (!string.IsNullOrEmpty(notification.IntrospectionEndpoint))
{
payload.Add(OpenIdConnectConstants.Metadata.IntrospectionEndpoint, notification.IntrospectionEndpoint);
}
if (!string.IsNullOrEmpty(notification.TokenEndpoint))
{
payload.Add(OpenIdConnectConstants.Metadata.TokenEndpoint, notification.TokenEndpoint);
}
if (!string.IsNullOrEmpty(notification.LogoutEndpoint))
{
payload.Add(OpenIdConnectConstants.Metadata.EndSessionEndpoint, notification.LogoutEndpoint);
}
if (!string.IsNullOrEmpty(notification.CryptographyEndpoint))
{
payload.Add(OpenIdConnectConstants.Metadata.JwksUri, notification.CryptographyEndpoint);
}
payload.Add(OpenIdConnectConstants.Metadata.GrantTypesSupported,
JArray.FromObject(notification.GrantTypes.Distinct()));
payload.Add(OpenIdConnectConstants.Metadata.ResponseModesSupported,
JArray.FromObject(notification.ResponseModes.Distinct()));
payload.Add(OpenIdConnectConstants.Metadata.ResponseTypesSupported,
JArray.FromObject(notification.ResponseTypes.Distinct()));
payload.Add(OpenIdConnectConstants.Metadata.SubjectTypesSupported,
JArray.FromObject(notification.SubjectTypes.Distinct()));
payload.Add(OpenIdConnectConstants.Metadata.ScopesSupported,
JArray.FromObject(notification.Scopes.Distinct()));
payload.Add(OpenIdConnectConstants.Metadata.IdTokenSigningAlgValuesSupported,
JArray.FromObject(notification.SigningAlgorithms.Distinct()));
var context = new ApplyConfigurationResponseContext(Context, Options, payload);
await Options.Provider.ApplyConfigurationResponse(context);
if (context.HandledResponse)
{
return(true);
}
else if (context.Skipped)
{
return(false);
}
using (var buffer = new MemoryStream())
using (var writer = new JsonTextWriter(new StreamWriter(buffer))) {
payload.WriteTo(writer);
writer.Flush();
Response.ContentLength = buffer.Length;
Response.ContentType = "application/json;charset=UTF-8";
buffer.Seek(offset: 0, loc: SeekOrigin.Begin);
await buffer.CopyToAsync(Response.Body, 4096, Context.RequestAborted);
return(true);
}
}
private async Task <bool> InvokeConfigurationEndpointAsync()
{
// Metadata requests must be made via GET.
// See http://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationRequest
if (!string.Equals(Request.Method, "GET", StringComparison.OrdinalIgnoreCase))
{
Logger.LogError("The configuration request was rejected because an invalid " +
"HTTP method was specified: {Method}.", Request.Method);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse
{
Error = OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = "The specified HTTP method is not valid."
}));
}
var request = new OpenIdConnectRequest(Request.Query);
// Note: set the message type before invoking the ExtractConfigurationRequest event.
request.SetProperty(OpenIdConnectConstants.Properties.MessageType,
OpenIdConnectConstants.MessageTypes.ConfigurationRequest);
// Store the configuration request in the ASP.NET context.
Context.SetOpenIdConnectRequest(request);
var @event = new ExtractConfigurationRequestContext(Context, Scheme, Options, request);
await Provider.ExtractConfigurationRequest(@event);
if (@event.Result != null)
{
if (@event.Result.Handled)
{
Logger.LogDebug("The configuration request was handled in user code.");
return(true);
}
else if (@event.Result.Skipped)
{
Logger.LogDebug("The default configuration request handling was skipped from user code.");
return(false);
}
}
else if (@event.IsRejected)
{
Logger.LogError("The configuration request was rejected with the following error: {Error} ; {Description}",
/* Error: */ @event.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ @event.ErrorDescription);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse
{
Error = @event.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = @event.ErrorDescription,
ErrorUri = @event.ErrorUri
}));
}
Logger.LogInformation("The configuration request was successfully extracted " +
"from the HTTP request: {Request}.", request);
var context = new ValidateConfigurationRequestContext(Context, Scheme, Options, request);
await Provider.ValidateConfigurationRequest(context);
if (context.Result != null)
{
if (context.Result.Handled)
{
Logger.LogDebug("The configuration request was handled in user code.");
return(true);
}
else if (context.Result.Skipped)
{
Logger.LogDebug("The default configuration request handling was skipped from user code.");
return(false);
}
}
else if (context.IsRejected)
{
Logger.LogError("The configuration request was rejected with the following error: {Error} ; {Description}",
/* Error: */ context.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ context.ErrorDescription);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse
{
Error = context.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = context.ErrorDescription,
ErrorUri = context.ErrorUri
}));
}
Logger.LogInformation("The configuration request was successfully validated.");
var notification = new HandleConfigurationRequestContext(Context, Scheme, Options, request)
{
Issuer = Context.GetIssuer(Options)
};
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.AuthorizationEndpoint = notification.Issuer.AddPath(Options.AuthorizationEndpointPath);
}
if (Options.CryptographyEndpointPath.HasValue)
{
notification.CryptographyEndpoint = notification.Issuer.AddPath(Options.CryptographyEndpointPath);
}
if (Options.IntrospectionEndpointPath.HasValue)
{
notification.IntrospectionEndpoint = notification.Issuer.AddPath(Options.IntrospectionEndpointPath);
notification.IntrospectionEndpointAuthenticationMethods.Add(
OpenIdConnectConstants.ClientAuthenticationMethods.ClientSecretBasic);
notification.IntrospectionEndpointAuthenticationMethods.Add(
OpenIdConnectConstants.ClientAuthenticationMethods.ClientSecretPost);
}
if (Options.LogoutEndpointPath.HasValue)
{
notification.LogoutEndpoint = notification.Issuer.AddPath(Options.LogoutEndpointPath);
}
if (Options.RevocationEndpointPath.HasValue)
{
notification.RevocationEndpoint = notification.Issuer.AddPath(Options.RevocationEndpointPath);
notification.RevocationEndpointAuthenticationMethods.Add(
OpenIdConnectConstants.ClientAuthenticationMethods.ClientSecretBasic);
notification.RevocationEndpointAuthenticationMethods.Add(
OpenIdConnectConstants.ClientAuthenticationMethods.ClientSecretPost);
}
if (Options.TokenEndpointPath.HasValue)
{
notification.TokenEndpoint = notification.Issuer.AddPath(Options.TokenEndpointPath);
notification.TokenEndpointAuthenticationMethods.Add(
OpenIdConnectConstants.ClientAuthenticationMethods.ClientSecretBasic);
notification.TokenEndpointAuthenticationMethods.Add(
OpenIdConnectConstants.ClientAuthenticationMethods.ClientSecretPost);
}
if (Options.UserinfoEndpointPath.HasValue)
{
notification.UserinfoEndpoint = notification.Issuer.AddPath(Options.UserinfoEndpointPath);
}
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Implicit);
if (Options.TokenEndpointPath.HasValue)
{
// Only expose the code grant type and the code challenge methods
// if both the authorization and the token endpoints are enabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.AuthorizationCode);
// Note: supporting S256 is mandatory for authorization servers that implement PKCE.
// See https://tools.ietf.org/html/rfc7636#section-4.2 for more information.
notification.CodeChallengeMethods.Add(OpenIdConnectConstants.CodeChallengeMethods.Plain);
notification.CodeChallengeMethods.Add(OpenIdConnectConstants.CodeChallengeMethods.Sha256);
}
}
if (Options.TokenEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.RefreshToken);
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.ClientCredentials);
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Password);
}
// Only populate response_modes_supported and response_types_supported
// if the authorization endpoint is available.
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.FormPost);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Fragment);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Query);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Token);
// Only expose response types containing code when
// the token endpoint has not been explicitly disabled.
if (Options.TokenEndpointPath.HasValue)
{
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Code);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
}
// Only expose the response types containing id_token if an asymmetric signing key is available.
if (Options.SigningCredentials.Any(credentials => credentials.Key is AsymmetricSecurityKey))
{
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
// Only expose response types containing code when
// the token endpoint has not been explicitly disabled.
if (Options.TokenEndpointPath.HasValue)
{
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
}
}
}
notification.Scopes.Add(OpenIdConnectConstants.Scopes.OpenId);
notification.SubjectTypes.Add(OpenIdConnectConstants.SubjectTypes.Public);
foreach (var credentials in Options.SigningCredentials)
{
// If the signing key is not an asymmetric key, ignore it.
if (!(credentials.Key is AsymmetricSecurityKey))
{
continue;
}
// Try to resolve the JWA algorithm short name. If a null value is returned, ignore it.
var algorithm = OpenIdConnectServerHelpers.GetJwtAlgorithm(credentials.Algorithm);
if (string.IsNullOrEmpty(algorithm))
{
continue;
}
notification.IdTokenSigningAlgorithms.Add(algorithm);
}
await Provider.HandleConfigurationRequest(notification);
if (notification.Result != null)
{
if (notification.Result.Handled)
{
Logger.LogDebug("The configuration request was handled in user code.");
return(true);
}
else if (notification.Result.Skipped)
{
Logger.LogDebug("The default configuration request handling was skipped from user code.");
return(false);
}
}
else if (notification.IsRejected)
{
Logger.LogError("The configuration request was rejected with the following error: {Error} ; {Description}",
/* Error: */ notification.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ notification.ErrorDescription);
return(await SendConfigurationResponseAsync(new OpenIdConnectResponse
{
Error = notification.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = notification.ErrorDescription,
ErrorUri = notification.ErrorUri
}));
}
var response = new OpenIdConnectResponse
{
[OpenIdConnectConstants.Metadata.Issuer] = notification.Issuer,
[OpenIdConnectConstants.Metadata.AuthorizationEndpoint] = notification.AuthorizationEndpoint,
[OpenIdConnectConstants.Metadata.TokenEndpoint] = notification.TokenEndpoint,
[OpenIdConnectConstants.Metadata.IntrospectionEndpoint] = notification.IntrospectionEndpoint,
[OpenIdConnectConstants.Metadata.EndSessionEndpoint] = notification.LogoutEndpoint,
[OpenIdConnectConstants.Metadata.RevocationEndpoint] = notification.RevocationEndpoint,
[OpenIdConnectConstants.Metadata.UserinfoEndpoint] = notification.UserinfoEndpoint,
[OpenIdConnectConstants.Metadata.JwksUri] = notification.CryptographyEndpoint,
[OpenIdConnectConstants.Metadata.GrantTypesSupported] = new JArray(notification.GrantTypes),
[OpenIdConnectConstants.Metadata.ResponseTypesSupported] = new JArray(notification.ResponseTypes),
[OpenIdConnectConstants.Metadata.ResponseModesSupported] = new JArray(notification.ResponseModes),
[OpenIdConnectConstants.Metadata.ScopesSupported] = new JArray(notification.Scopes),
[OpenIdConnectConstants.Metadata.IdTokenSigningAlgValuesSupported] = new JArray(notification.IdTokenSigningAlgorithms),
[OpenIdConnectConstants.Metadata.CodeChallengeMethodsSupported] = new JArray(notification.CodeChallengeMethods),
[OpenIdConnectConstants.Metadata.SubjectTypesSupported] = new JArray(notification.SubjectTypes),
[OpenIdConnectConstants.Metadata.TokenEndpointAuthMethodsSupported] = new JArray(notification.TokenEndpointAuthenticationMethods),
[OpenIdConnectConstants.Metadata.IntrospectionEndpointAuthMethodsSupported] = new JArray(notification.IntrospectionEndpointAuthenticationMethods),
[OpenIdConnectConstants.Metadata.RevocationEndpointAuthMethodsSupported] = new JArray(notification.RevocationEndpointAuthenticationMethods)
};
foreach (var metadata in notification.Metadata)
{
response.SetParameter(metadata.Key, metadata.Value);
}
return(await SendConfigurationResponseAsync(response));
}
/// <summary> /// Called by the client applications to retrieve the OpenID Connect configuration associated with this instance. /// An application may implement this call in order to do any final modification to the configuration metadata. /// </summary> /// <param name="context">The context of the event carries information in and results out.</param> /// <returns>Task to enable asynchronous execution</returns> public virtual Task HandleConfigurationRequest(HandleConfigurationRequestContext context) => OnHandleConfigurationRequest(context);
private async Task <bool> InvokeConfigurationEndpointAsync()
{
// Metadata requests must be made via GET.
// See http://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationRequest
if (!string.Equals(Request.Method, "GET", StringComparison.OrdinalIgnoreCase))
{
Logger.LogError("The discovery request was rejected because an invalid " +
"HTTP method was used: {Method}.", Request.Method);
return(await SendConfigurationResponseAsync(null, new OpenIdConnectMessage {
Error = OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = "Invalid HTTP method: make sure to use GET."
}));
}
var request = new OpenIdConnectMessage(Request.Query.ToDictionary());
var context = new ValidateConfigurationRequestContext(Context, Options);
await Options.Provider.ValidateConfigurationRequest(context);
if (!context.IsValidated)
{
Logger.LogError("The discovery request was rejected with the following error: {Error} ; {Description}",
/* Error: */ context.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
/* Description: */ context.ErrorDescription);
return(await SendConfigurationResponseAsync(request, new OpenIdConnectMessage {
Error = context.Error ?? OpenIdConnectConstants.Errors.InvalidRequest,
ErrorDescription = context.ErrorDescription,
ErrorUri = context.ErrorUri
}));
}
var notification = new HandleConfigurationRequestContext(Context, Options, request);
notification.Issuer = Context.GetIssuer(Options);
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.AuthorizationEndpoint = notification.Issuer.AddPath(Options.AuthorizationEndpointPath);
}
if (Options.CryptographyEndpointPath.HasValue)
{
notification.CryptographyEndpoint = notification.Issuer.AddPath(Options.CryptographyEndpointPath);
}
if (Options.IntrospectionEndpointPath.HasValue)
{
notification.IntrospectionEndpoint = notification.Issuer.AddPath(Options.IntrospectionEndpointPath);
}
if (Options.LogoutEndpointPath.HasValue)
{
notification.LogoutEndpoint = notification.Issuer.AddPath(Options.LogoutEndpointPath);
}
if (Options.RevocationEndpointPath.HasValue)
{
notification.RevocationEndpoint = notification.Issuer.AddPath(Options.RevocationEndpointPath);
}
if (Options.TokenEndpointPath.HasValue)
{
notification.TokenEndpoint = notification.Issuer.AddPath(Options.TokenEndpointPath);
}
if (Options.UserinfoEndpointPath.HasValue)
{
notification.UserinfoEndpoint = notification.Issuer.AddPath(Options.UserinfoEndpointPath);
}
if (Options.AuthorizationEndpointPath.HasValue)
{
// Only expose the implicit grant type if the token
// endpoint has not been explicitly disabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Implicit);
if (Options.TokenEndpointPath.HasValue)
{
// Only expose the authorization code and refresh token grant types
// if both the authorization and the token endpoints are enabled.
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.AuthorizationCode);
}
}
if (Options.TokenEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.RefreshToken);
// If the authorization endpoint is disabled, assume the authorization server will
// allow the client credentials and resource owner password credentials grant types.
if (!Options.AuthorizationEndpointPath.HasValue)
{
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.ClientCredentials);
notification.GrantTypes.Add(OpenIdConnectConstants.GrantTypes.Password);
}
}
// Only populate response_modes_supported and response_types_supported
// if the authorization endpoint is available.
if (Options.AuthorizationEndpointPath.HasValue)
{
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.FormPost);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Fragment);
notification.ResponseModes.Add(OpenIdConnectConstants.ResponseModes.Query);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Token);
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
// Only expose response types containing code when
// the token endpoint has not been explicitly disabled.
if (Options.TokenEndpointPath.HasValue)
{
notification.ResponseTypes.Add(OpenIdConnectConstants.ResponseTypes.Code);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken);
notification.ResponseTypes.Add(
OpenIdConnectConstants.ResponseTypes.Code + ' ' +
OpenIdConnectConstants.ResponseTypes.IdToken + ' ' +
OpenIdConnectConstants.ResponseTypes.Token);
}
}
notification.Scopes.Add(OpenIdConnectConstants.Scopes.OpenId);
notification.SubjectTypes.Add(OpenIdConnectConstants.SubjectTypes.Public);
notification.SigningAlgorithms.Add(OpenIdConnectConstants.Algorithms.RsaSha256);
await Options.Provider.HandleConfigurationRequest(notification);
if (notification.HandledResponse)
{
return(true);
}
else if (notification.Skipped)
{
return(false);
}
var response = new JObject();
response.Add(OpenIdConnectConstants.Metadata.Issuer, notification.Issuer);
if (!string.IsNullOrEmpty(notification.AuthorizationEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.AuthorizationEndpoint, notification.AuthorizationEndpoint);
}
if (!string.IsNullOrEmpty(notification.CryptographyEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.JwksUri, notification.CryptographyEndpoint);
}
if (!string.IsNullOrEmpty(notification.IntrospectionEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.IntrospectionEndpoint, notification.IntrospectionEndpoint);
}
if (!string.IsNullOrEmpty(notification.LogoutEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.EndSessionEndpoint, notification.LogoutEndpoint);
}
if (!string.IsNullOrEmpty(notification.RevocationEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.RevocationEndpoint, notification.RevocationEndpoint);
}
if (!string.IsNullOrEmpty(notification.TokenEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.TokenEndpoint, notification.TokenEndpoint);
}
if (!string.IsNullOrEmpty(notification.UserinfoEndpoint))
{
response.Add(OpenIdConnectConstants.Metadata.UserinfoEndpoint, notification.UserinfoEndpoint);
}
response.Add(OpenIdConnectConstants.Metadata.GrantTypesSupported,
JArray.FromObject(notification.GrantTypes.Distinct()));
response.Add(OpenIdConnectConstants.Metadata.ResponseModesSupported,
JArray.FromObject(notification.ResponseModes.Distinct()));
response.Add(OpenIdConnectConstants.Metadata.ResponseTypesSupported,
JArray.FromObject(notification.ResponseTypes.Distinct()));
response.Add(OpenIdConnectConstants.Metadata.SubjectTypesSupported,
JArray.FromObject(notification.SubjectTypes.Distinct()));
response.Add(OpenIdConnectConstants.Metadata.ScopesSupported,
JArray.FromObject(notification.Scopes.Distinct()));
response.Add(OpenIdConnectConstants.Metadata.IdTokenSigningAlgValuesSupported,
JArray.FromObject(notification.SigningAlgorithms.Distinct()));
return(await SendConfigurationResponseAsync(request, response));
}