| // Copyright 2018 The Cobalt Authors. All Rights Reserved. |
| // |
| // 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 "starboard/shared/starboard/socket/socket_tracker.h" |
| |
| #include <sstream> |
| |
| #include "starboard/log.h" |
| |
| namespace starboard { |
| namespace shared { |
| namespace starboard { |
| namespace socket { |
| |
| #if SB_ENABLE_SOCKET_TRACKER |
| |
| // static |
| SocketTracker* SocketTracker::GetInstance() { |
| static SocketTracker s_socket_tracker; |
| return &s_socket_tracker; |
| } |
| |
| void SocketTracker::OnCreate(SbSocket socket, |
| SbSocketAddressType address_type, |
| SbSocketProtocol protocol) { |
| SocketRecord record; |
| record.address_type = address_type; |
| record.protocol = protocol; |
| record.last_activity_ = SbTimeGetMonotonicNow(); |
| |
| ScopedLock scoped_lock(mutex_); |
| sockets_[socket] = record; |
| } |
| |
| void SocketTracker::OnDestroy(SbSocket socket) { |
| ScopedLock scoped_lock(mutex_); |
| auto iter = sockets_.find(socket); |
| SB_DCHECK(iter != sockets_.end()); |
| sockets_.erase(iter); |
| } |
| |
| void SocketTracker::OnConnect(SbSocket socket, |
| const SbSocketAddress& remote_address) { |
| ScopedLock scoped_lock(mutex_); |
| auto iter = sockets_.find(socket); |
| SB_DCHECK(iter != sockets_.end()); |
| iter->second.remote_address = remote_address; |
| } |
| |
| void SocketTracker::OnBind(SbSocket socket, |
| const SbSocketAddress& local_address) { |
| ScopedLock scoped_lock(mutex_); |
| auto iter = sockets_.find(socket); |
| SB_DCHECK(iter != sockets_.end()); |
| iter->second.local_address = local_address; |
| } |
| |
| void SocketTracker::OnAccept(SbSocket listening_socket, |
| SbSocket accepted_socket) { |
| ScopedLock scoped_lock(mutex_); |
| auto iter = sockets_.find(listening_socket); |
| SB_DCHECK(iter != sockets_.end()); |
| |
| iter->second.last_activity_ = SbTimeGetMonotonicNow(); |
| |
| SocketRecord record; |
| record.address_type = iter->second.address_type; |
| record.protocol = iter->second.protocol; |
| record.last_activity_ = iter->second.last_activity_; |
| record.local_address = iter->second.local_address; |
| |
| sockets_[accepted_socket] = record; |
| } |
| |
| void SocketTracker::OnReceiveFrom(SbSocket socket, |
| const SbSocketAddress* source) { |
| ScopedLock scoped_lock(mutex_); |
| auto iter = sockets_.find(socket); |
| SB_DCHECK(iter != sockets_.end()); |
| |
| iter->second.last_activity_ = SbTimeGetMonotonicNow(); |
| if (source) { |
| iter->second.remote_address = *source; |
| } |
| } |
| |
| void SocketTracker::OnSendTo(SbSocket socket, |
| const SbSocketAddress* destination) { |
| ScopedLock scoped_lock(mutex_); |
| auto iter = sockets_.find(socket); |
| SB_DCHECK(iter != sockets_.end()); |
| |
| iter->second.last_activity_ = SbTimeGetMonotonicNow(); |
| if (destination) { |
| iter->second.remote_address = *destination; |
| } |
| } |
| |
| void SocketTracker::OnResolve(const char* hostname, |
| const SbSocketResolution& resolution) { |
| ScopedLock scoped_lock(mutex_); |
| for (int i = 0; i < resolution.address_count; ++i) { |
| socket_resolutions_[resolution.addresses[i]] = hostname; |
| } |
| } |
| |
| void SocketTracker::LogTrackedSockets() { |
| ScopedLock scoped_lock(mutex_); |
| SB_LOG(INFO) << "Total tracked sockets: " << sockets_.size(); |
| for (auto iter : sockets_) { |
| SB_LOG(INFO) << ConvertToString_Locked(iter.second); |
| } |
| } |
| |
| std::string SocketTracker::ConvertToString_Locked( |
| SbSocketAddress address) const { |
| mutex_.DCheckAcquired(); |
| |
| std::stringstream ss; |
| ss << address; |
| |
| address.port = 0; |
| auto iter = socket_resolutions_.find(address); |
| if (iter != socket_resolutions_.end()) { |
| ss << "(" << iter->second << ")"; |
| } |
| return ss.str(); |
| } |
| |
| std::string SocketTracker::ConvertToString_Locked( |
| const SocketRecord& record) const { |
| mutex_.DCheckAcquired(); |
| |
| std::stringstream ss; |
| ss << (record.protocol == kSbSocketProtocolTcp ? "TCP/" : "UDP/"); |
| ss << (record.address_type == kSbSocketAddressTypeIpv4 ? "Ipv4" : "Ipv6"); |
| if (record.local_address) { |
| ss << " local addr: " << ConvertToString_Locked(*record.local_address); |
| } |
| if (record.remote_address) { |
| ss << " remote addr: " << ConvertToString_Locked(*record.remote_address); |
| } |
| ss << " has been idle for " |
| << (SbTimeGetMonotonicNow() - record.last_activity_) / kSbTimeSecond |
| << " seconds"; |
| return ss.str(); |
| } |
| |
| #endif // SB_ENABLE_SOCKET_TRACKER |
| |
| } // namespace socket |
| } // namespace starboard |
| } // namespace shared |
| } // namespace starboard |