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Add initial support for GRPC++ (#568)
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,2 @@ | ||
| # add_subdirectory(communication) | ||
| add_subdirectory(doxygen) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| set(TARGET rppgrpc_communication) | ||
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| rpp_add_proto_target(${TARGET}_proto protocol.proto) | ||
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| add_executable(${TARGET}_server server.cpp) | ||
| target_link_libraries(${TARGET}_server PRIVATE ${TARGET}_proto rppgrpc) | ||
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| add_executable(${TARGET}_client client.cpp) | ||
| target_link_libraries(${TARGET}_client PRIVATE ${TARGET}_proto rppgrpc) |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,78 @@ | ||
| #include <rpp/rpp.hpp> | ||
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| #include <grpc++/create_channel.h> | ||
| #include <rppgrpc/rppgrpc.hpp> | ||
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| #include "protocol.grpc.pb.h" | ||
| #include "protocol.pb.h" | ||
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| int main() | ||
| { | ||
| auto channel = grpc::CreateChannel("localhost:50051", grpc::InsecureChannelCredentials()); | ||
| if (!channel) | ||
| { | ||
| std::cout << "NO CHANNEL" << std::endl; | ||
| return 0; | ||
| } | ||
| auto stub = TestService::NewStub(channel); | ||
| if (!stub) | ||
| { | ||
| std::cout << "NO STUB" << std::endl; | ||
| return 0; | ||
| } | ||
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| std::array<grpc::ClientContext, 3> ctx{}; | ||
| auto d = rpp::composite_disposable_wrapper::make(); | ||
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| rpp::subjects::publish_subject<std::string> bidi_requests{}; | ||
| rpp::subjects::publish_subject<Response> bidi_responses{}; | ||
| bidi_responses.get_observable().subscribe(d, [](const Response& v) { | ||
| std::cout << "[BidireactionalResponse]: " << v.ShortDebugString() << std::endl; | ||
| }); | ||
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| rppgrpc::add_client_reactor(&TestService::StubInterface::async_interface::Bidirectional, | ||
| *stub->async(), | ||
| &ctx[0], | ||
| bidi_requests.get_observable() | ||
| | rpp::ops::take_while([](const std::string& v) { return v != "0"; }) | ||
| | rpp::ops::map([](const std::string& v) { | ||
| Request i{}; | ||
| i.set_value(std::string{"BidiRequest "} + v); | ||
| return i; | ||
| }), | ||
| bidi_responses.get_observer()); | ||
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| rppgrpc::add_client_reactor(&TestService::StubInterface::async_interface::ClientSide, | ||
| *stub->async(), | ||
| &ctx[1], | ||
| bidi_responses.get_observable() | ||
| | rpp::ops::map([](const Response& response) { | ||
| Request request{}; | ||
| request.set_value(std::string{"ClientSideRequest "} + response.value()); | ||
| return request; | ||
| }), | ||
| rpp::make_lambda_observer(d, [](const Response& v) { | ||
| std::cout << "[ClientsideResponse]: " << v.ShortDebugString() << std::endl; | ||
| })); | ||
| Request req{}; | ||
| rppgrpc::add_client_reactor(&TestService::StubInterface::async_interface::ServerSide, | ||
| *stub->async(), | ||
| &ctx[2], | ||
| &req, | ||
| rpp::make_lambda_observer(d, [](const Response& v) { | ||
| std::cout << "[ServerSideResponse]: " << v.ShortDebugString() << std::endl; | ||
| })); | ||
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| std::cout << "SUBSCRIBED" << std::endl; | ||
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| std::string in{}; | ||
| while (!d.is_disposed()) | ||
| { | ||
| std::getline(std::cin, in); | ||
| bidi_requests.get_observer().on_next(in); | ||
| in.clear(); | ||
| } | ||
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| return 0; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| syntax = "proto3"; | ||
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| message Request { | ||
| string Value = 1; | ||
| } | ||
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| message Response { | ||
| string Value = 1; | ||
| } | ||
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| service TestService { | ||
| rpc ServerSide(Request) returns (stream Response) {} | ||
| rpc ClientSide(stream Request) returns (Response) {} | ||
| rpc Bidirectional(stream Request) returns (stream Response) {} | ||
| } |
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