3 files changed, 61 insertions, 1 deletions
diff --git a/include/grpc++/impl/channel_argument_option.h b/include/grpc++/impl/channel_argument_option.h
new file mode 100644
index 0000000000..057acc2ceb
--- /dev/null
+++ b/include/grpc++/impl/channel_argument_option.h
@@ -0,0 +1,52 @@
+/*
+ *
+ * Copyright 2017, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef GRPCXX_IMPL_CHANNEL_ARGUMENT_OPTION_H
+#define GRPCXX_IMPL_CHANNEL_ARGUMENT_OPTION_H
+
+#include <map>
+#include <memory>
+
+#include <grpc++/impl/server_builder_option.h>
+#include <grpc++/support/channel_arguments.h>
+
+namespace grpc {
+
+std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
+    const grpc::string &name, const grpc::string &value);
+std::unique_ptr<ServerBuilderOption> MakeChannelArgumentOption(
+    const grpc::string &name, int value);
+
+}  // namespace grpc
+
+#endif  // GRPCXX_IMPL_CHANNEL_ARGUMENT_OPTION_H
diff --git a/include/grpc++/server_builder.h b/include/grpc++/server_builder.h
index 2ac2f0a1ef..d707100a52 100644
--- a/include/grpc++/server_builder.h
+++ b/include/grpc++/server_builder.h
@@ -39,6 +39,7 @@
 #include <memory>
 #include <vector>
 
+#include <grpc++/impl/channel_argument_option.h>
 #include <grpc++/impl/server_builder_option.h>
 #include <grpc++/impl/server_builder_plugin.h>
 #include <grpc++/support/config.h>
@@ -130,6 +131,13 @@ class ServerBuilder {
   /// Only useful if this is a Synchronous server.
   ServerBuilder& SetSyncServerOption(SyncServerOption option, int value);
 
+  /// Add a channel argument (an escape hatch to tuning core library parameters
+  /// directly)
+  template <class T>
+  ServerBuilder& AddChannelArgument(const grpc::string& arg, const T& value) {
+    return SetOption(MakeChannelArgumentOption(arg, value));
+  }
+
   /// Tries to bind \a server to the given \a addr.
   ///
   /// It can be invoked multiple times.
diff --git a/include/grpc++/support/channel_arguments.h b/include/grpc++/support/channel_arguments.h
index efdf7772ad..80a3bfda3d 100644
--- a/include/grpc++/support/channel_arguments.h
+++ b/include/grpc++/support/channel_arguments.h
@@ -54,7 +54,7 @@ class ResourceQuota;
 class ChannelArguments {
  public:
   ChannelArguments();
-  ~ChannelArguments() {}
+  ~ChannelArguments();
 
   ChannelArguments(const ChannelArguments& other);
   ChannelArguments& operator=(ChannelArguments other) {