| // |
| // |
| // Copyright 2016 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. |
| // |
| // |
| |
| #include <grpc/support/port_platform.h> |
| |
| #include "src/core/lib/iomgr/port.h" |
| |
| #ifdef GRPC_POSIX_SOCKET_TCP |
| |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <string.h> |
| #include <sys/socket.h> |
| #include <sys/types.h> |
| |
| #include <string> |
| |
| #include "absl/strings/str_cat.h" |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| |
| #include "src/core/lib/event_engine/channel_args_endpoint_config.h" |
| #include "src/core/lib/gpr/string.h" |
| #include "src/core/lib/gprpp/crash.h" |
| #include "src/core/lib/iomgr/endpoint_pair.h" |
| #include "src/core/lib/iomgr/socket_utils_posix.h" |
| #include "src/core/lib/iomgr/tcp_posix.h" |
| #include "src/core/lib/iomgr/unix_sockets_posix.h" |
| #include "src/core/lib/resource_quota/api.h" |
| |
| static void create_sockets(int sv[2]) { |
| int flags; |
| grpc_create_socketpair_if_unix(sv); |
| flags = fcntl(sv[0], F_GETFL, 0); |
| GPR_ASSERT(fcntl(sv[0], F_SETFL, flags | O_NONBLOCK) == 0); |
| flags = fcntl(sv[1], F_GETFL, 0); |
| GPR_ASSERT(fcntl(sv[1], F_SETFL, flags | O_NONBLOCK) == 0); |
| GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[0]) == absl::OkStatus()); |
| GPR_ASSERT(grpc_set_socket_no_sigpipe_if_possible(sv[1]) == absl::OkStatus()); |
| } |
| |
| grpc_endpoint_pair grpc_iomgr_create_endpoint_pair( |
| const char* name, const grpc_channel_args* args) { |
| int sv[2]; |
| grpc_endpoint_pair p; |
| create_sockets(sv); |
| grpc_core::ExecCtx exec_ctx; |
| std::string final_name = absl::StrCat(name, ":client"); |
| auto new_args = grpc_core::CoreConfiguration::Get() |
| .channel_args_preconditioning() |
| .PreconditionChannelArgs(args); |
| p.client = grpc_tcp_create( |
| grpc_fd_create(sv[1], final_name.c_str(), false), |
| TcpOptionsFromEndpointConfig( |
| grpc_event_engine::experimental::ChannelArgsEndpointConfig(new_args)), |
| "socketpair-server"); |
| final_name = absl::StrCat(name, ":server"); |
| p.server = grpc_tcp_create( |
| grpc_fd_create(sv[0], final_name.c_str(), false), |
| TcpOptionsFromEndpointConfig( |
| grpc_event_engine::experimental::ChannelArgsEndpointConfig(new_args)), |
| "socketpair-client"); |
| return p; |
| } |
| |
| #endif |