public async Task <IActionResult> Verify() { var request = HttpContext.GetOpenIddictServerRequest() ?? throw new InvalidOperationException("The OpenID Connect request cannot be retrieved."); // If the user code was not specified in the query string (e.g as part of the verification_uri_complete), // render a form to ask the user to enter the user code manually (non-digit chars are automatically ignored). if (string.IsNullOrEmpty(request.UserCode)) { return(View("/Pages/_Verify.cshtml", new VerifyViewModel())); } // Retrieve the claims principal associated with the user code. var result = await HttpContext.AuthenticateAsync(OpenIddictServerAspNetCoreDefaults.AuthenticationScheme); if (result.Succeeded) { // Retrieve the application details from the database using the client_id stored in the principal. var application = await _applicationManager.FindByClientIdAsync(result.Principal.GetClaim(Claims.ClientId)) ?? throw new InvalidOperationException("Details concerning the calling client application cannot be found."); // Render a form asking the user to confirm the authorization demand. return(View("/Pages/_Verify.cshtml", new VerifyViewModel { ApplicationName = await _applicationManager.GetLocalizedDisplayNameAsync(application), Scope = string.Join(" ", result.Principal.GetScopes()), UserCode = request.UserCode })); } // Redisplay the form when the user code is not valid. return(View("/Pages/_Verify.cshtml", new VerifyViewModel { Error = Errors.InvalidToken, ErrorDescription = "The specified user code is not valid. Please make sure you typed it correctly." })); }
public async Task <IActionResult> Authorize() { var request = HttpContext.GetOpenIddictServerRequest() ?? throw new InvalidOperationException("The OpenID Connect request cannot be retrieved."); // Retrieve the user principal stored in the authentication cookie. // If it can't be extracted, redirect the user to the login page. var result = await HttpContext.AuthenticateAsync(IdentityConstants.ApplicationScheme); if (result is null || !result.Succeeded) { // If the client application requested promptless authentication, // return an error indicating that the user is not logged in. if (request.HasPrompt(Prompts.None)) { return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.LoginRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "The user is not logged in." }))); } return(Challenge( authenticationSchemes: IdentityConstants.ApplicationScheme, properties: new AuthenticationProperties { RedirectUri = Request.PathBase + Request.Path + QueryString.Create( Request.HasFormContentType ? Request.Form.ToList() : Request.Query.ToList()) })); } // If prompt=login was specified by the client application, // immediately return the user agent to the login page. if (request.HasPrompt(Prompts.Login)) { // To avoid endless login -> authorization redirects, the prompt=login flag // is removed from the authorization request payload before redirecting the user. var prompt = string.Join(" ", request.GetPrompts().Remove(Prompts.Login)); var parameters = Request.HasFormContentType ? Request.Form.Where(parameter => parameter.Key != Parameters.Prompt).ToList() : Request.Query.Where(parameter => parameter.Key != Parameters.Prompt).ToList(); parameters.Add(KeyValuePair.Create(Parameters.Prompt, new StringValues(prompt))); return(Challenge( authenticationSchemes: IdentityConstants.ApplicationScheme, properties: new AuthenticationProperties { RedirectUri = Request.PathBase + Request.Path + QueryString.Create(parameters) })); } // If a max_age parameter was provided, ensure that the cookie is not too old. // If it's too old, automatically redirect the user agent to the login page. if (request.MaxAge is not null && result.Properties?.IssuedUtc is not null && DateTimeOffset.UtcNow - result.Properties.IssuedUtc > TimeSpan.FromSeconds(request.MaxAge.Value)) { if (request.HasPrompt(Prompts.None)) { return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.LoginRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "The user is not logged in." }))); } return(Challenge( authenticationSchemes: IdentityConstants.ApplicationScheme, properties: new AuthenticationProperties { RedirectUri = Request.PathBase + Request.Path + QueryString.Create( Request.HasFormContentType ? Request.Form.ToList() : Request.Query.ToList()) })); } // Retrieve the profile of the logged in user. var user = await _userProvider.GetUserAsync(result.Principal) ?? throw new InvalidOperationException("The user details cannot be retrieved."); // Retrieve the application details from the database. var application = await _applicationManager.FindByClientIdAsync(request.ClientId) ?? throw new InvalidOperationException("Details concerning the calling client application cannot be found."); // Retrieve the permanent authorizations associated with the user and the calling client application. var authorizations = await _authorizationManager.FindAsync( subject : await _userProvider.GetUserIdAsync(user), client : await _applicationManager.GetIdAsync(application), status : Statuses.Valid, type : AuthorizationTypes.Permanent, scopes : request.GetScopes()).ToListAsync(); switch (await _applicationManager.GetConsentTypeAsync(application)) { // If the consent is external (e.g when authorizations are granted by a sysadmin), // immediately return an error if no authorization can be found in the database. case ConsentTypes.External when !authorizations.Any(): return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.ConsentRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "The logged in user is not allowed to access this client application." }))); // If the consent is implicit or if an authorization was found, // return an authorization response without displaying the consent form. case ConsentTypes.Implicit: case ConsentTypes.External when authorizations.Any(): case ConsentTypes.Explicit when authorizations.Any() && !request.HasPrompt(Prompts.Consent): var principal = await _userProvider.CreateUserPrincipalAsync(user); // Note: in this sample, the granted scopes match the requested scope // but you may want to allow the user to uncheck specific scopes. // For that, simply restrict the list of scopes before calling SetScopes. principal.SetScopes(request.GetScopes()); principal.SetResources(await _scopeManager.ListResourcesAsync(principal.GetScopes()).ToListAsync()); // Automatically create a permanent authorization to avoid requiring explicit consent // for future authorization or token requests containing the same scopes. var authorization = authorizations.LastOrDefault(); if (authorization is null) { authorization = await _authorizationManager.CreateAsync( principal : principal, subject : await _userProvider.GetUserIdAsync(user), client : await _applicationManager.GetIdAsync(application), type : AuthorizationTypes.Permanent, scopes : principal.GetScopes()); } principal.SetAuthorizationId(await _authorizationManager.GetIdAsync(authorization)); foreach (var claim in principal.Claims) { claim.SetDestinations(GetDestinations(claim, principal)); } return(SignIn(principal, OpenIddictServerAspNetCoreDefaults.AuthenticationScheme)); // At this point, no authorization was found in the database and an error must be returned // if the client application specified prompt=none in the authorization request. case ConsentTypes.Explicit when request.HasPrompt(Prompts.None): case ConsentTypes.Systematic when request.HasPrompt(Prompts.None): return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.ConsentRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "Interactive user consent is required." }))); // In every other case, render the consent form. default: return(View(new AuthorizeViewModel { ApplicationName = await _applicationManager.GetLocalizedDisplayNameAsync(application), Scope = request.Scope })); } }
public async Task <IActionResult> Authorize() { var request = HttpContext.GetOpenIddictServerRequest() ?? throw new InvalidOperationException("The OpenID Connect request cannot be retrieved."); // Try to retrieve the user principal stored in the authentication cookie and redirect // the user agent to the login page (or to an external provider) in the following cases: // // - If the user principal can't be extracted or the cookie is too old. // - If prompt=login was specified by the client application. // - If a max_age parameter was provided and the authentication cookie is not considered "fresh" enough. var result = await HttpContext.AuthenticateAsync(IdentityConstants.ApplicationScheme); if (result == null || !result.Succeeded || request.HasPrompt(Prompts.Login) || (request.MaxAge != null && result.Properties?.IssuedUtc != null && DateTimeOffset.UtcNow - result.Properties.IssuedUtc > TimeSpan.FromSeconds(request.MaxAge.Value))) { // If the client application requested promptless authentication, // return an error indicating that the user is not logged in. if (request.HasPrompt(Prompts.None)) { return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.LoginRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "The user is not logged in." }))); } // To avoid endless login -> authorization redirects, the prompt=login flag // is removed from the authorization request payload before redirecting the user. var prompt = string.Join(" ", request.GetPrompts().Remove(Prompts.Login)); var parameters = Request.HasFormContentType ? Request.Form.Where(parameter => parameter.Key != Parameters.Prompt).ToList() : Request.Query.Where(parameter => parameter.Key != Parameters.Prompt).ToList(); parameters.Add(KeyValuePair.Create(Parameters.Prompt, new StringValues(prompt))); // For applications that want to allow the client to select the external authentication provider // that will be used to authenticate the user, the identity_provider parameter can be used for that. if (!string.IsNullOrEmpty(request.IdentityProvider)) { var issuer = request.IdentityProvider switch { "github" => "https://github.com/", _ => null }; if (string.IsNullOrEmpty(issuer)) { return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.InvalidRequest, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "The specified identity provider is not valid." }))); } var properties = _signInManager.ConfigureExternalAuthenticationProperties( provider: issuer, redirectUrl: Url.Action("ExternalLoginCallback", "Account", new { ReturnUrl = Request.PathBase + Request.Path + QueryString.Create(parameters) })); // Note: when only one client is registered in the client options, // setting the issuer property is not required and can be omitted. properties.SetString(OpenIddictClientAspNetCoreConstants.Properties.Issuer, issuer); // Ask the OpenIddict client middleware to redirect the user agent to the identity provider. return(Challenge(properties, OpenIddictClientAspNetCoreDefaults.AuthenticationScheme)); } return(Challenge( authenticationSchemes: IdentityConstants.ApplicationScheme, properties: new AuthenticationProperties { RedirectUri = Request.PathBase + Request.Path + QueryString.Create(parameters) })); } // Retrieve the profile of the logged in user. var user = await _userManager.GetUserAsync(result.Principal) ?? throw new InvalidOperationException("The user details cannot be retrieved."); // Retrieve the application details from the database. var application = await _applicationManager.FindByClientIdAsync(request.ClientId) ?? throw new InvalidOperationException("Details concerning the calling client application cannot be found."); // Retrieve the permanent authorizations associated with the user and the calling client application. var authorizations = await _authorizationManager.FindAsync( subject : await _userManager.GetUserIdAsync(user), client : await _applicationManager.GetIdAsync(application), status : Statuses.Valid, type : AuthorizationTypes.Permanent, scopes : request.GetScopes()).ToListAsync(); switch (await _applicationManager.GetConsentTypeAsync(application)) { // If the consent is external (e.g when authorizations are granted by a sysadmin), // immediately return an error if no authorization can be found in the database. case ConsentTypes.External when !authorizations.Any(): return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.ConsentRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "The logged in user is not allowed to access this client application." }))); // If the consent is implicit or if an authorization was found, // return an authorization response without displaying the consent form. case ConsentTypes.Implicit: case ConsentTypes.External when authorizations.Any(): case ConsentTypes.Explicit when authorizations.Any() && !request.HasPrompt(Prompts.Consent): // Create the claims-based identity that will be used by OpenIddict to generate tokens. var identity = new ClaimsIdentity(OpenIddictServerAspNetCoreDefaults.AuthenticationScheme) .AddClaim(Claims.Subject, await _userManager.GetUserIdAsync(user)) .AddClaim(Claims.Email, await _userManager.GetEmailAsync(user)) .AddClaim(Claims.Name, await _userManager.GetUserNameAsync(user)) .AddClaims(Claims.Role, (await _userManager.GetRolesAsync(user)).ToImmutableArray()); // Note: in this sample, the granted scopes match the requested scope // but you may want to allow the user to uncheck specific scopes. // For that, simply restrict the list of scopes before calling SetScopes. identity.SetScopes(request.GetScopes()); identity.SetResources(await _scopeManager.ListResourcesAsync(identity.GetScopes()).ToListAsync()); // Automatically create a permanent authorization to avoid requiring explicit consent // for future authorization or token requests containing the same scopes. var authorization = authorizations.LastOrDefault(); if (authorization is null) { authorization = await _authorizationManager.CreateAsync( principal : new ClaimsPrincipal(identity), subject : await _userManager.GetUserIdAsync(user), client : await _applicationManager.GetIdAsync(application), type : AuthorizationTypes.Permanent, scopes : identity.GetScopes()); } identity.SetAuthorizationId(await _authorizationManager.GetIdAsync(authorization)); identity.SetDestinations(GetDestinations); return(SignIn(new ClaimsPrincipal(identity), OpenIddictServerAspNetCoreDefaults.AuthenticationScheme)); // At this point, no authorization was found in the database and an error must be returned // if the client application specified prompt=none in the authorization request. case ConsentTypes.Explicit when request.HasPrompt(Prompts.None): case ConsentTypes.Systematic when request.HasPrompt(Prompts.None): return(Forbid( authenticationSchemes: OpenIddictServerAspNetCoreDefaults.AuthenticationScheme, properties: new AuthenticationProperties(new Dictionary <string, string> { [OpenIddictServerAspNetCoreConstants.Properties.Error] = Errors.ConsentRequired, [OpenIddictServerAspNetCoreConstants.Properties.ErrorDescription] = "Interactive user consent is required." }))); // In every other case, render the consent form. default: return(View(new AuthorizeViewModel { ApplicationName = await _applicationManager.GetLocalizedDisplayNameAsync(application), Scope = request.Scope })); } }