http_connect_handshaker.cc | Explore in Territory

//
//
// 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/transport/http_connect_handshaker.h"

#include <limits.h>
#include <string.h>

#include <memory>
#include <string>

#include "absl/base/thread_annotations.h"
#include "absl/status/status.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/string_view.h"
#include "absl/types/optional.h"

#include <grpc/slice.h>
#include <grpc/slice_buffer.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>

#include "src/core/lib/channel/channel_args.h"
#include "src/core/lib/config/core_configuration.h"
#include "src/core/lib/gpr/string.h"
#include "src/core/lib/gprpp/debug_location.h"
#include "src/core/lib/gprpp/ref_counted_ptr.h"
#include "src/core/lib/gprpp/sync.h"
#include "src/core/lib/http/format_request.h"
#include "src/core/lib/http/parser.h"
#include "src/core/lib/iomgr/closure.h"
#include "src/core/lib/iomgr/endpoint.h"
#include "src/core/lib/iomgr/error.h"
#include "src/core/lib/iomgr/exec_ctx.h"
#include "src/core/lib/iomgr/iomgr_fwd.h"
#include "src/core/lib/iomgr/tcp_server.h"
#include "src/core/lib/transport/handshaker.h"
#include "src/core/lib/transport/handshaker_factory.h"
#include "src/core/lib/transport/handshaker_registry.h"

namespace grpc_core {

namespace {

class HttpConnectHandshaker : public Handshaker { … };

HttpConnectHandshaker::~HttpConnectHandshaker() { … }

// Set args fields to nullptr, saving the endpoint and read buffer for
// later destruction.
void HttpConnectHandshaker::CleanupArgsForFailureLocked() { … }

// If the handshake failed or we're shutting down, clean up and invoke the
// callback with the error.
void HttpConnectHandshaker::HandshakeFailedLocked(grpc_error_handle error) { … }

// This callback can be invoked inline while already holding onto the mutex. To
// avoid deadlocks, schedule OnWriteDone on ExecCtx.
void HttpConnectHandshaker::OnWriteDoneScheduler(void* arg,
                                                 grpc_error_handle error) { … }

// Callback invoked when finished writing HTTP CONNECT request.
void HttpConnectHandshaker::OnWriteDone(void* arg, grpc_error_handle error) { … }

// This callback can be invoked inline while already holding onto the mutex. To
// avoid deadlocks, schedule OnReadDone on ExecCtx.
void HttpConnectHandshaker::OnReadDoneScheduler(void* arg,
                                                grpc_error_handle error) { … }

// Callback invoked for reading HTTP CONNECT response.
void HttpConnectHandshaker::OnReadDone(void* arg, grpc_error_handle error) { … }

//
// Public handshaker methods
//

void HttpConnectHandshaker::Shutdown(grpc_error_handle why) { … }

void HttpConnectHandshaker::DoHandshake(grpc_tcp_server_acceptor* /*acceptor*/,
                                        grpc_closure* on_handshake_done,
                                        HandshakerArgs* args) { … }

HttpConnectHandshaker::HttpConnectHandshaker() { … }

//
// handshaker factory
//

class HttpConnectHandshakerFactory : public HandshakerFactory { … };

}  // namespace

void RegisterHttpConnectHandshaker(CoreConfiguration::Builder* builder) { … }

}  // namespace grpc_core
chromium/third_party/grpc/src/src/core/lib/transport/http_connect_handshaker.cc
