| #region Copyright notice and license |
| |
| // Copyright 2015 gRPC authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #endregion |
| |
| using System; |
| using System.Collections.Concurrent; |
| using System.Diagnostics; |
| using System.IO; |
| using System.Reflection; |
| using System.Runtime.InteropServices; |
| using System.Threading; |
| |
| namespace Grpc.Core.Internal |
| { |
| /// <summary> |
| /// Overrides the content of default SSL roots. |
| /// </summary> |
| internal static class DefaultSslRootsOverride |
| { |
| const string RootsPemResourceName = "Grpc.Core.roots.pem"; |
| static object staticLock = new object(); |
| |
| /// <summary> |
| /// Overrides C core's default roots with roots.pem loaded as embedded resource. |
| /// </summary> |
| public static void Override(NativeMethods native) |
| { |
| lock (staticLock) |
| { |
| var stream = typeof(DefaultSslRootsOverride).GetTypeInfo().Assembly.GetManifestResourceStream(RootsPemResourceName); |
| if (stream == null) |
| { |
| throw new IOException(string.Format("Error loading the embedded resource \"{0}\"", RootsPemResourceName)); |
| } |
| using (var streamReader = new StreamReader(stream)) |
| { |
| var pemRootCerts = streamReader.ReadToEnd(); |
| native.grpcsharp_override_default_ssl_roots(pemRootCerts); |
| } |
| } |
| } |
| } |
| } |