Add some endpoint pair tests

include/grpc++/support/channel_arguments.h

@@ -91,6 +91,13 @@ class ChannelArguments {
   /// Set a textual argument \a value under \a key.
   void SetString(const grpc::string& key, const grpc::string& value);
 
+  grpc_channel_args c_args() {
+    grpc_channel_args out;
+    out.num_args = args_.size();
+    out.args = args_.empty() ? NULL : &args_[0];
+    return out;
+  }
+
  private:
   friend class SecureChannelCredentials;
   friend class testing::ChannelArgumentsTest;

src/core/lib/surface/server.c

@@ -195,6 +195,7 @@ struct grpc_server {
   grpc_completion_queue **cqs;
   grpc_pollset **pollsets;
   size_t cq_count;
+  size_t pollset_count;
   bool started;
 
   /* The two following mutexes control access to server-state
@@ -1084,7 +1085,7 @@ void grpc_server_start(grpc_server *server) {
   GRPC_API_TRACE("grpc_server_start(server=%p)", 1, (server));
 
   server->started = true;
-  size_t pollset_count = 0;
+  server->pollset_count = 0;
   server->pollsets = gpr_malloc(sizeof(grpc_pollset *) * server->cq_count);
   server->request_freelist_per_cq =
       gpr_malloc(sizeof(*server->request_freelist_per_cq) * server->cq_count);
@@ -1092,7 +1093,8 @@ void grpc_server_start(grpc_server *server) {
       gpr_malloc(sizeof(*server->requested_calls_per_cq) * server->cq_count);
   for (i = 0; i < server->cq_count; i++) {
     if (!grpc_cq_is_non_listening_server_cq(server->cqs[i])) {
-      server->pollsets[pollset_count++] = grpc_cq_pollset(server->cqs[i]);
+      server->pollsets[server->pollset_count++] =
+          grpc_cq_pollset(server->cqs[i]);
     }
     server->request_freelist_per_cq[i] =
         gpr_stack_lockfree_create((size_t)server->max_requested_calls_per_cq);
@@ -1111,7 +1113,8 @@ void grpc_server_start(grpc_server *server) {
   }
 
   for (l = server->listeners; l; l = l->next) {
-    l->start(&exec_ctx, server, l->arg, server->pollsets, pollset_count);
+    l->start(&exec_ctx, server, l->arg, server->pollsets,
+             server->pollset_count);
   }
 
   grpc_exec_ctx_finish(&exec_ctx);
@@ -1119,7 +1122,7 @@ void grpc_server_start(grpc_server *server) {
 
 void grpc_server_get_pollsets(grpc_server *server, grpc_pollset ***pollsets,
                               size_t *pollset_count) {
-  *pollset_count = server->cq_count;
+  *pollset_count = server->pollset_count;
   *pollsets = server->pollsets;
 }
 

test/cpp/microbenchmarks/bm_fullstack.cc

@@ -37,39 +37,133 @@
 
 #include <grpc++/channel.h>
 #include <grpc++/create_channel.h>
+#include <grpc++/impl/grpc_library.h>
 #include <grpc++/security/credentials.h>
 #include <grpc++/security/server_credentials.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc/support/log.h>
 
-#include "src/proto/grpc/testing/echo.grpc.pb.h"
+extern "C" {
+#include "src/core/ext/transport/chttp2/transport/chttp2_transport.h"
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/iomgr/endpoint.h"
+#include "src/core/lib/iomgr/endpoint_pair.h"
+#include "src/core/lib/iomgr/exec_ctx.h"
+#include "src/core/lib/iomgr/tcp_posix.h"
+#include "src/core/lib/surface/channel.h"
+#include "src/core/lib/surface/completion_queue.h"
+#include "src/core/lib/surface/server.h"
+#include "test/core/util/passthru_endpoint.h"
 #include "test/core/util/port.h"
+}
+#include "src/cpp/client/create_channel_internal.h"
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
 #include "third_party/google_benchmark/include/benchmark/benchmark.h"
 
 namespace grpc {
 namespace testing {
 
+static class InitializeStuff {
+ public:
+  InitializeStuff() { init_lib.init(); }
+
+ private:
+  internal::GrpcLibrary init_lib;
+} initialize_stuff;
+
 /*******************************************************************************
  * FIXTURES
  */
 
-class TCPFixture {
+class FullstackFixture {
  public:
-  TCPFixture(EchoTestService::AsyncService* service) {
+  FullstackFixture(Service* service, const grpc::string& address) {
     ServerBuilder b;
+    b.AddListeningPort(address, InsecureServerCredentials());
+    cq_ = b.AddCompletionQueue(true);
+    b.RegisterService(service);
+    server_ = b.BuildAndStart();
+    channel_ = CreateChannel(address, InsecureChannelCredentials());
+  }
+
+  ServerCompletionQueue* cq() { return cq_.get(); }
+  std::shared_ptr<Channel> channel() { return channel_; }
+
+ private:
+  std::unique_ptr<Server> server_;
+  std::unique_ptr<ServerCompletionQueue> cq_;
+  std::shared_ptr<Channel> channel_;
+};
+
+class TCP : public FullstackFixture {
+ public:
+  TCP(Service* service) : FullstackFixture(service, MakeAddress()) {}
+
+ private:
+  static grpc::string MakeAddress() {
     int port = grpc_pick_unused_port_or_die();
     std::stringstream addr;
     addr << "localhost:" << port;
-    b.AddListeningPort(addr.str(), InsecureServerCredentials());
+    return addr.str();
+  }
+};
+
+class UDS : public FullstackFixture {
+ public:
+  UDS(Service* service) : FullstackFixture(service, "unix:bm_fullstack") {}
+};
+
+class EndpointPairFixture {
+ public:
+  EndpointPairFixture(Service* service, grpc_endpoint_pair endpoints) {
+    ServerBuilder b;
     cq_ = b.AddCompletionQueue(true);
     b.RegisterService(service);
     server_ = b.BuildAndStart();
-    channel_ = CreateChannel(addr.str(), InsecureChannelCredentials());
+
+    grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
+
+    /* add server endpoint to server_ */
+    {
+      const grpc_channel_args* server_args =
+          grpc_server_get_channel_args(server_->c_server());
+      grpc_transport* transport = grpc_create_chttp2_transport(
+          &exec_ctx, server_args, endpoints.server, 0 /* is_client */);
+
+      grpc_pollset** pollsets;
+      size_t num_pollsets = 0;
+      grpc_server_get_pollsets(server_->c_server(), &pollsets, &num_pollsets);
+
+      for (size_t i = 0; i < num_pollsets; i++) {
+        grpc_endpoint_add_to_pollset(&exec_ctx, endpoints.server, pollsets[i]);
+      }
+
+      grpc_server_setup_transport(&exec_ctx, server_->c_server(), transport,
+                                  NULL, server_args);
+      grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL);
+    }
+
+    /* create channel */
+    {
+      ChannelArguments args;
+      args.SetString(GRPC_ARG_DEFAULT_AUTHORITY, "test.authority");
+
+      grpc_channel_args c_args = args.c_args();
+      grpc_transport* transport =
+          grpc_create_chttp2_transport(&exec_ctx, &c_args, endpoints.client, 1);
+      GPR_ASSERT(transport);
+      grpc_channel* channel = grpc_channel_create(
+          &exec_ctx, "target", &c_args, GRPC_CLIENT_DIRECT_CHANNEL, transport);
+      grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL);
+
+      channel_ = CreateChannelInternal("", channel);
+    }
+
+    grpc_exec_ctx_finish(&exec_ctx);
   }
 
   ServerCompletionQueue* cq() { return cq_.get(); }
-
   std::shared_ptr<Channel> channel() { return channel_; }
 
  private:
@@ -78,6 +172,26 @@ class TCPFixture {
   std::shared_ptr<Channel> channel_;
 };
 
+class SockPair : public EndpointPairFixture {
+ public:
+  SockPair(Service* service)
+      : EndpointPairFixture(service,
+                            grpc_iomgr_create_endpoint_pair("test", 8192)) {}
+};
+
+class InProcessCHTTP2 : public EndpointPairFixture {
+ public:
+  InProcessCHTTP2(Service* service)
+      : EndpointPairFixture(service, MakeEndpoints()) {}
+
+ private:
+  grpc_endpoint_pair MakeEndpoints() {
+    grpc_endpoint_pair p;
+    grpc_passthru_endpoint_create(&p.client, &p.server);
+    return p;
+  }
+};
+
 /*******************************************************************************
  * BENCHMARKING KERNELS
  */
@@ -145,7 +259,10 @@ static void BM_UnaryPingPong(benchmark::State& state) {
  * CONFIGURATIONS
  */
 
-BENCHMARK_TEMPLATE(BM_UnaryPingPong, TCPFixture);
+BENCHMARK_TEMPLATE(BM_UnaryPingPong, TCP);
+BENCHMARK_TEMPLATE(BM_UnaryPingPong, UDS);
+BENCHMARK_TEMPLATE(BM_UnaryPingPong, SockPair);
+BENCHMARK_TEMPLATE(BM_UnaryPingPong, InProcessCHTTP2);
 
 }  // namespace testing
 }  // namespace grpc