| /* |
| * |
| * Copyright 2016, 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. |
| * |
| */ |
| |
| #include <grpc/grpc.h> |
| #include <grpc/grpc_posix.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/port_platform.h> |
| |
| #ifdef GPR_SUPPORT_CHANNELS_FROM_FD |
| |
| #include <fcntl.h> |
| |
| #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/exec_ctx.h" |
| #include "src/core/lib/iomgr/tcp_client_posix.h" |
| #include "src/core/lib/iomgr/tcp_posix.h" |
| #include "src/core/lib/surface/api_trace.h" |
| #include "src/core/lib/surface/channel.h" |
| #include "src/core/lib/transport/transport.h" |
| |
| grpc_channel *grpc_insecure_channel_create_from_fd( |
| const char *target, int fd, const grpc_channel_args *args) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| GRPC_API_TRACE("grpc_insecure_channel_create(target=%p, fd=%d, args=%p)", 3, |
| (target, fd, args)); |
| |
| grpc_arg default_authority_arg; |
| default_authority_arg.type = GRPC_ARG_STRING; |
| default_authority_arg.key = GRPC_ARG_DEFAULT_AUTHORITY; |
| default_authority_arg.value.string = "test.authority"; |
| grpc_channel_args *final_args = |
| grpc_channel_args_copy_and_add(args, &default_authority_arg, 1); |
| |
| int flags = fcntl(fd, F_GETFL, 0); |
| GPR_ASSERT(fcntl(fd, F_SETFL, flags | O_NONBLOCK) == 0); |
| |
| grpc_endpoint *client = grpc_tcp_client_create_from_fd( |
| &exec_ctx, grpc_fd_create(fd, "client"), args, "fd-client"); |
| |
| grpc_transport *transport = |
| grpc_create_chttp2_transport(&exec_ctx, final_args, client, 1); |
| GPR_ASSERT(transport); |
| grpc_channel *channel = grpc_channel_create( |
| &exec_ctx, target, final_args, GRPC_CLIENT_DIRECT_CHANNEL, transport); |
| grpc_channel_args_destroy(final_args); |
| grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL); |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| |
| return channel != NULL ? channel : grpc_lame_client_channel_create( |
| target, GRPC_STATUS_INTERNAL, |
| "Failed to create client channel"); |
| } |
| |
| #else // !GPR_SUPPORT_CHANNELS_FROM_FD |
| |
| grpc_channel *grpc_insecure_channel_create_from_fd( |
| const char *target, int fd, const grpc_channel_args *args) { |
| GPR_ASSERT(0); |
| return NULL; |
| } |
| |
| #endif // GPR_SUPPORT_CHANNELS_FROM_FD |