diff options
Diffstat (limited to 'src/DotNetOpenAuth.OAuth2.ResourceServer/OAuth2/ResourceServer.cs')
| -rw-r--r-- | src/DotNetOpenAuth.OAuth2.ResourceServer/OAuth2/ResourceServer.cs | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/DotNetOpenAuth.OAuth2.ResourceServer/OAuth2/ResourceServer.cs b/src/DotNetOpenAuth.OAuth2.ResourceServer/OAuth2/ResourceServer.cs new file mode 100644 index 0000000..927a6ed --- /dev/null +++ b/src/DotNetOpenAuth.OAuth2.ResourceServer/OAuth2/ResourceServer.cs @@ -0,0 +1,136 @@ +//----------------------------------------------------------------------- +// <copyright file="ResourceServer.cs" company="Andrew Arnott"> +// Copyright (c) Andrew Arnott. All rights reserved. +// </copyright> +//----------------------------------------------------------------------- + +namespace DotNetOpenAuth.OAuth2 { + using System; + using System.Collections.Generic; + using System.Diagnostics.CodeAnalysis; + using System.Diagnostics.Contracts; + using System.Linq; + using System.Net; + using System.Security.Principal; + using System.ServiceModel.Channels; + using System.Text; + using System.Text.RegularExpressions; + using System.Web; + using ChannelElements; + using Messages; + using Messaging; + + /// <summary> + /// Provides services for validating OAuth access tokens. + /// </summary> + public class ResourceServer { + /// <summary> + /// Initializes a new instance of the <see cref="ResourceServer"/> class. + /// </summary> + /// <param name="accessTokenAnalyzer">The access token analyzer.</param> + public ResourceServer(IAccessTokenAnalyzer accessTokenAnalyzer) { + Requires.NotNull(accessTokenAnalyzer, "accessTokenAnalyzer"); + + this.AccessTokenAnalyzer = accessTokenAnalyzer; + this.Channel = new OAuth2ResourceServerChannel(); + } + + /// <summary> + /// Gets the access token analyzer. + /// </summary> + /// <value>The access token analyzer.</value> + public IAccessTokenAnalyzer AccessTokenAnalyzer { get; private set; } + + /// <summary> + /// Gets the channel. + /// </summary> + /// <value>The channel.</value> + internal OAuth2ResourceServerChannel Channel { get; private set; } + + /// <summary> + /// Discovers what access the client should have considering the access token in the current request. + /// </summary> + /// <param name="userName">The name on the account the client has access to.</param> + /// <param name="scope">The set of operations the client is authorized for.</param> + /// <returns>An error to return to the client if access is not authorized; <c>null</c> if access is granted.</returns> + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#", Justification = "Try pattern")] + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "1#", Justification = "Try pattern")] + public OutgoingWebResponse VerifyAccess(out string userName, out HashSet<string> scope) { + return this.VerifyAccess(this.Channel.GetRequestFromContext(), out userName, out scope); + } + + /// <summary> + /// Discovers what access the client should have considering the access token in the current request. + /// </summary> + /// <param name="httpRequestInfo">The HTTP request info.</param> + /// <param name="userName">The name on the account the client has access to.</param> + /// <param name="scope">The set of operations the client is authorized for.</param> + /// <returns> + /// An error to return to the client if access is not authorized; <c>null</c> if access is granted. + /// </returns> + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "1#", Justification = "Try pattern")] + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "2#", Justification = "Try pattern")] + public virtual OutgoingWebResponse VerifyAccess(HttpRequestInfo httpRequestInfo, out string userName, out HashSet<string> scope) { + Requires.NotNull(httpRequestInfo, "httpRequestInfo"); + + AccessProtectedResourceRequest request = null; + try { + if (this.Channel.TryReadFromRequest<AccessProtectedResourceRequest>(httpRequestInfo, out request)) { + if (this.AccessTokenAnalyzer.TryValidateAccessToken(request, request.AccessToken, out userName, out scope)) { + // No errors to return. + return null; + } + + throw ErrorUtilities.ThrowProtocol("Bad access token"); + } else { + var response = new UnauthorizedResponse(new ProtocolException("Missing access token")); + + userName = null; + scope = null; + return this.Channel.PrepareResponse(response); + } + } catch (ProtocolException ex) { + var response = request != null ? new UnauthorizedResponse(request, ex) : new UnauthorizedResponse(ex); + + userName = null; + scope = null; + return this.Channel.PrepareResponse(response); + } + } + + /// <summary> + /// Discovers what access the client should have considering the access token in the current request. + /// </summary> + /// <param name="httpRequestInfo">The HTTP request info.</param> + /// <param name="principal">The principal that contains the user and roles that the access token is authorized for.</param> + /// <returns> + /// An error to return to the client if access is not authorized; <c>null</c> if access is granted. + /// </returns> + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "1#", Justification = "Try pattern")] + public virtual OutgoingWebResponse VerifyAccess(HttpRequestInfo httpRequestInfo, out IPrincipal principal) { + string username; + HashSet<string> scope; + var result = this.VerifyAccess(httpRequestInfo, out username, out scope); + principal = result == null ? new OAuth.ChannelElements.OAuthPrincipal(username, scope != null ? scope.ToArray() : new string[0]) : null; + return result; + } + + /// <summary> + /// Discovers what access the client should have considering the access token in the current request. + /// </summary> + /// <param name="request">HTTP details from an incoming WCF message.</param> + /// <param name="requestUri">The URI of the WCF service endpoint.</param> + /// <param name="principal">The principal that contains the user and roles that the access token is authorized for.</param> + /// <returns> + /// An error to return to the client if access is not authorized; <c>null</c> if access is granted. + /// </returns> + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "1#", Justification = "Try pattern")] + [SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "2#", Justification = "Try pattern")] + public virtual OutgoingWebResponse VerifyAccess(HttpRequestMessageProperty request, Uri requestUri, out IPrincipal principal) { + Requires.NotNull(request, "request"); + Requires.NotNull(requestUri, "requestUri"); + + return this.VerifyAccess(new HttpRequestInfo(request, requestUri), out principal); + } + } +} |