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Commit e5732241 authored by Treehugger Robot's avatar Treehugger Robot
Browse files

Merge changes Iea352d4b,Ic0737465 am: f12c5c46 

Change-Id: Ibb4cbc8cea43fbab1219763a5bd73b4970c5071b
parents 1744d5dc f12c5c46

system/gd/cert/event_callback_stream.py

+5 −7
Original line number Diff line number Diff line
@@ -16,7 +16,6 @@ 


from concurrent.futures import ThreadPoolExecutor

from grpc import RpcError

from grpc._channel import _Rendezvous

import logging
@@ -140,10 +139,9 @@ class EventCallbackStream(object): 
                        callback(event)

            return None

        except RpcError as exp:

            if type(exp) is _Rendezvous:

                if exp.cancelled():

            if self.server_stream_call.cancelled():

                logging.debug("Cancelled")

                return None

            else:

                    logging.warning("Not cancelled")

                logging.warning("Some RPC error not due to cancellation")

            return exp

system/gd/hal/hci_hal_host_rootcanal.cc

+69 −30
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 
#include <sys/socket.h>

#include <sys/types.h>

#include <unistd.h>

#include <chrono>

#include <csignal>

#include <mutex>

#include <queue>
@@ -92,18 +93,28 @@ const bool SnoopLogger::AlwaysFlush = true; 
class HciHalHostRootcanal : public HciHal {

 public:

  void registerIncomingPacketCallback(HciHalCallbacks* callback) override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    LOG_INFO("%s before", __func__);

    {

      std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

      ASSERT(incoming_packet_callback_ == nullptr && callback != nullptr);

      incoming_packet_callback_ = callback;

    }

    LOG_INFO("%s after", __func__);

  }



  void unregisterIncomingPacketCallback() override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    LOG_INFO("%s before", __func__);

    {

      std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

      incoming_packet_callback_ = nullptr;

    }

    LOG_INFO("%s after", __func__);

  }



  void sendHciCommand(HciPacket command) override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    ASSERT(sock_fd_ != INVALID_FD);

    std::vector<uint8_t> packet = std::move(command);

    btsnoop_logger_->capture(packet, SnoopLogger::Direction::OUTGOING, SnoopLogger::PacketType::CMD);
@@ -112,7 +123,7 @@ class HciHalHostRootcanal : public HciHal { 
  }



  void sendAclData(HciPacket data) override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    ASSERT(sock_fd_ != INVALID_FD);

    std::vector<uint8_t> packet = std::move(data);

    btsnoop_logger_->capture(packet, SnoopLogger::Direction::OUTGOING, SnoopLogger::PacketType::ACL);
@@ -121,7 +132,7 @@ class HciHalHostRootcanal : public HciHal { 
  }



  void sendScoData(HciPacket data) override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    ASSERT(sock_fd_ != INVALID_FD);

    std::vector<uint8_t> packet = std::move(data);

    btsnoop_logger_->capture(packet, SnoopLogger::Direction::OUTGOING, SnoopLogger::PacketType::SCO);
@@ -135,7 +146,7 @@ class HciHalHostRootcanal : public HciHal { 
  }



  void Start() override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    ASSERT(sock_fd_ == INVALID_FD);

    sock_fd_ = ConnectToRootCanal(config_->GetServerAddress(), config_->GetPort());

    ASSERT(sock_fd_ != INVALID_FD);
@@ -147,28 +158,38 @@ class HciHalHostRootcanal : public HciHal { 
  }



  void Stop() override {

    std::lock_guard<std::mutex> lock(mutex_);

    std::lock_guard<std::mutex> lock(api_mutex_);

    LOG_INFO("Rootcanal HAL is closing");

    if (reactable_ != nullptr) {

      hci_incoming_thread_.GetReactor()->Unregister(reactable_);

      LOG_INFO("Rootcanal HAL is stopping, start waiting for last callback");

      // Wait up to 1 second for the last incoming packet callback to finish

      hci_incoming_thread_.GetReactor()->WaitForUnregisteredReactable(std::chrono::milliseconds(1000));

      LOG_INFO("Rootcanal HAL is stopping, finished waiting for last callback");

      ASSERT(sock_fd_ != INVALID_FD);

    }

    reactable_ = nullptr;

    {

      std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

      incoming_packet_callback_ = nullptr;

    }

    ::close(sock_fd_);

    sock_fd_ = INVALID_FD;

    LOG_INFO("Rootcanal HAL is closed");

  }



 private:

  std::mutex mutex_;

  // Held when APIs are called, NOT to be held during callbacks

  std::mutex api_mutex_;

  HciHalHostRootcanalConfig* config_ = HciHalHostRootcanalConfig::Get();

  HciHalCallbacks* incoming_packet_callback_ = nullptr;

  std::mutex incoming_packet_callback_mutex_;

  int sock_fd_ = INVALID_FD;

  bluetooth::os::Thread hci_incoming_thread_ =

      bluetooth::os::Thread("hci_incoming_thread", bluetooth::os::Thread::Priority::NORMAL);

  bluetooth::os::Reactor::Reactable* reactable_ = nullptr;

  std::queue<std::vector<uint8_t>> hci_outgoing_queue_;

  SnoopLogger* btsnoop_logger_;

  SnoopLogger* btsnoop_logger_ = nullptr;



  void write_to_rootcanal_fd(HciPacket packet) {

    // TODO: replace this with new queue when it's ready
@@ -181,7 +202,7 @@ class HciHalHostRootcanal : public HciHal { 
  }



  void send_packet_ready() {

    std::lock_guard<std::mutex> lock(this->mutex_);

    std::lock_guard<std::mutex> lock(this->api_mutex_);

    auto packet_to_send = this->hci_outgoing_queue_.front();

    auto bytes_written = write(this->sock_fd_, (void*)packet_to_send.data(), packet_to_send.size());

    this->hci_outgoing_queue_.pop();
@@ -196,11 +217,13 @@ class HciHalHostRootcanal : public HciHal { 
  }



  void incoming_packet_received() {

    {

      std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

      if (incoming_packet_callback_ == nullptr) {

        LOG_INFO("Dropping a packet");

        return;

      }



    }

    uint8_t buf[kBufSize] = {};



    ssize_t received_size;
@@ -228,10 +251,16 @@ class HciHalHostRootcanal : public HciHal { 


      HciPacket receivedHciPacket;

      receivedHciPacket.assign(buf + kH4HeaderSize, buf + kH4HeaderSize + kHciEvtHeaderSize + payload_size);

      btsnoop_logger_->capture(receivedHciPacket, SnoopLogger::Direction::INCOMING,

                               SnoopLogger::PacketType::EVT);

      btsnoop_logger_->capture(receivedHciPacket, SnoopLogger::Direction::INCOMING, SnoopLogger::PacketType::EVT);

      {

        std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

        if (incoming_packet_callback_ == nullptr) {

          LOG_INFO("Dropping an event after processing");

          return;

        }

        incoming_packet_callback_->hciEventReceived(receivedHciPacket);

      }

    }



    if (buf[0] == kH4Acl) {

      RUN_NO_INTR(received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciAclHeaderSize, 0));
@@ -248,10 +277,16 @@ class HciHalHostRootcanal : public HciHal { 


      HciPacket receivedHciPacket;

      receivedHciPacket.assign(buf + kH4HeaderSize, buf + kH4HeaderSize + kHciAclHeaderSize + payload_size);

      btsnoop_logger_->capture(receivedHciPacket, SnoopLogger::Direction::INCOMING,

                               SnoopLogger::PacketType::ACL);

      btsnoop_logger_->capture(receivedHciPacket, SnoopLogger::Direction::INCOMING, SnoopLogger::PacketType::ACL);

      {

        std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

        if (incoming_packet_callback_ == nullptr) {

          LOG_INFO("Dropping an ACL packet after processing");

          return;

        }

        incoming_packet_callback_->aclDataReceived(receivedHciPacket);

      }

    }



    if (buf[0] == kH4Sco) {

      RUN_NO_INTR(received_size = recv(sock_fd_, buf + kH4HeaderSize, kHciScoHeaderSize, 0));
@@ -266,17 +301,21 @@ class HciHalHostRootcanal : public HciHal { 


      HciPacket receivedHciPacket;

      receivedHciPacket.assign(buf + kH4HeaderSize, buf + kH4HeaderSize + kHciScoHeaderSize + payload_size);

      btsnoop_logger_->capture(receivedHciPacket, SnoopLogger::Direction::INCOMING,

                               SnoopLogger::PacketType::SCO);

      btsnoop_logger_->capture(receivedHciPacket, SnoopLogger::Direction::INCOMING, SnoopLogger::PacketType::SCO);

      {

        std::lock_guard<std::mutex> incoming_packet_callback_lock(incoming_packet_callback_mutex_);

        if (incoming_packet_callback_ == nullptr) {

          LOG_INFO("Dropping a SCO packet after processing");

          return;

        }

        incoming_packet_callback_->scoDataReceived(receivedHciPacket);

      }

    }

    memset(buf, 0, kBufSize);

  }

};



const ModuleFactory HciHal::Factory = ModuleFactory([]() {

  return new HciHalHostRootcanal();

});

const ModuleFactory HciHal::Factory = ModuleFactory([]() { return new HciHalHostRootcanal(); });



}  // namespace hal

}  // namespace bluetooth