[grpc] Support latest version of grpc PoC (#6338)

* use grpcpp rather than deprecated grpc++

* grpcpp Deserialize take ByteBuffer instead of grpc_byte_buffer

* grpc 1.36.0

* Fix to use grpc 1.36.0

* Fix CMakeLists to refer gRPC

* add find_package(Threads)

* Update bazel deps

* Apply workaround about boringssl build error

* Install latest cmake for osx on travis-ci

Co-authored-by: Yeom Gyusun <omniavinco@gmail.com>

grpc/boringssl.patch

@@ -0,0 +1,13 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 1645a264a..12f8ca999 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -635,6 +635,8 @@ add_library(
+   src/ssl/tls_record.cc
+ )
+ 
++target_link_libraries(ssl crypto)
++
+ add_executable(
+   bssl
+ 

grpc/build_grpc.sh

@@ -1,14 +1,20 @@
 #!/bin/bash
 
-grpc_1_15_1_githash=1a60e6971f428323245a930031ad267bb3142ba4
+grpc_1_36_0_githash=736e3758351ced3cd842bad3ba4e2540f01bbc48
 
 function build_grpc () {
   git clone https://github.com/grpc/grpc.git google/grpc
   cd google/grpc
-  git checkout ${grpc_1_15_1_githash}
+  git checkout ${grpc_1_36_0_githash}
   git submodule update --init
-  make
-  make install prefix=`pwd`/install
+  # Apply boringssl build patch
+  cd third_party/boringssl-with-bazel
+  git apply ../../../../grpc/boringssl.patch
+  cd ../..
+  mkdir ../grpc_build
+  cd ../grpc_build
+  cmake ../grpc -DgRPC_INSTALL=ON -DgRPC_BUILD_TESTS=OFF -DBUILD_SHARED_LIBS=ON -DCMAKE_INSTALL_PREFIX=`pwd`/../grpc/install
+  cmake --build . --target install ${JOBS:+-j$JOBS}
   if [ ! -f ${GRPC_INSTALL_PATH}/lib/libgrpc++_unsecure.so.1 ]; then
     ln -s ${GRPC_INSTALL_PATH}/lib/libgrpc++_unsecure.so.6 ${GRPC_INSTALL_PATH}/lib/libgrpc++_unsecure.so.1
   fi

grpc/samples/greeter/client.cpp

@@ -1,7 +1,7 @@
 #include "greeter.grpc.fb.h"
 #include "greeter_generated.h"
 
-#include <grpc++/grpc++.h>
+#include <grpcpp/grpcpp.h>
 
 #include <iostream>
 #include <memory>

grpc/samples/greeter/server.cpp

@@ -1,7 +1,7 @@
 #include "greeter.grpc.fb.h"
 #include "greeter_generated.h"
 
-#include <grpc++/grpc++.h>
+#include <grpcpp/grpcpp.h>
 
 #include <iostream>
 #include <memory>

grpc/src/compiler/cpp_generator.cc

@@ -144,15 +144,15 @@ grpc::string GetHeaderIncludes(grpc_generator::File *file,
     std::map<grpc::string, grpc::string> vars;
 
     static const char *headers_strs[] = {
-        "grpc++/impl/codegen/async_stream.h",
-        "grpc++/impl/codegen/async_unary_call.h",
-        "grpc++/impl/codegen/method_handler_impl.h",
-        "grpc++/impl/codegen/proto_utils.h",
-        "grpc++/impl/codegen/rpc_method.h",
-        "grpc++/impl/codegen/service_type.h",
-        "grpc++/impl/codegen/status.h",
-        "grpc++/impl/codegen/stub_options.h",
-        "grpc++/impl/codegen/sync_stream.h"};
+        "grpcpp/impl/codegen/async_stream.h",
+        "grpcpp/impl/codegen/async_unary_call.h",
+        "grpcpp/impl/codegen/method_handler.h",
+        "grpcpp/impl/codegen/proto_utils.h",
+        "grpcpp/impl/codegen/rpc_method.h",
+        "grpcpp/impl/codegen/service_type.h",
+        "grpcpp/impl/codegen/status.h",
+        "grpcpp/impl/codegen/stub_options.h",
+        "grpcpp/impl/codegen/sync_stream.h"};
     std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
     PrintIncludes(printer.get(), headers, params);
     printer->Print(vars, "\n");
@@ -1179,14 +1179,14 @@ grpc::string GetSourceIncludes(grpc_generator::File *file,
     std::map<grpc::string, grpc::string> vars;
 
     static const char *headers_strs[] = {
-        "grpc++/impl/codegen/async_stream.h",
-        "grpc++/impl/codegen/async_unary_call.h",
-        "grpc++/impl/codegen/channel_interface.h",
-        "grpc++/impl/codegen/client_unary_call.h",
-        "grpc++/impl/codegen/method_handler_impl.h",
-        "grpc++/impl/codegen/rpc_service_method.h",
-        "grpc++/impl/codegen/service_type.h",
-        "grpc++/impl/codegen/sync_stream.h"};
+        "grpcpp/impl/codegen/async_stream.h",
+        "grpcpp/impl/codegen/async_unary_call.h",
+        "grpcpp/impl/codegen/channel_interface.h",
+        "grpcpp/impl/codegen/client_unary_call.h",
+        "grpcpp/impl/codegen/method_handler.h",
+        "grpcpp/impl/codegen/rpc_service_method.h",
+        "grpcpp/impl/codegen/service_type.h",
+        "grpcpp/impl/codegen/sync_stream.h"};
     std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
     PrintIncludes(printer.get(), headers, params);
 
@@ -1604,8 +1604,8 @@ grpc::string GetMockIncludes(grpc_generator::File *file,
     std::map<grpc::string, grpc::string> vars;
 
     static const char *headers_strs[] = {
-        "grpc++/impl/codegen/async_stream.h",
-        "grpc++/impl/codegen/sync_stream.h",
+        "grpcpp/impl/codegen/async_stream.h",
+        "grpcpp/impl/codegen/sync_stream.h",
         "gmock/gmock.h",
     };
     std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));

grpc/tests/grpctest.cpp

@@ -14,8 +14,9 @@
  * limitations under the License.
  */
 
-#include <grpc++/grpc++.h>
+#include <grpcpp/grpcpp.h>
 
+#include <condition_variable>
 #include <thread>
 
 #include "monster_test.grpc.fb.h"