我创建了客户端应用程序。当我发送单个消息客户端＆lt; =＆gt;时，它可以正常工作切断但是当我为性能目的发送大量消息时，客户端以两种不同的方式崩溃：
(gdb) run
Starting program: /home/x64joxer/workerGenerators/Worker2/worker -t -i 192.168.0.6 -p 6000 -d 5 -l //home/x64joxer/workerGenerators/Worker2/
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
terminate called after throwing an instance of 'boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<boost::system::system_error> >'
what(): set_option: Bad file descriptor
[New Thread 0x7fffe77fe700 (LWP 19310)]
[New Thread 0x7ffff4f24700 (LWP 18720)]
[New Thread 0x7fffe7fff700 (LWP 18148)]
[New Thread 0x7ffff5725700 (LWP 17582)]
[New Thread 0x7ffff5f26700 (LWP 16613)]
[New Thread 0x7ffff6727700 (LWP 16612)]
Program received signal SIGABRT, Aborted.
[Switching to Thread 0x7ffff5f26700 (LWP 16613)]
0x00007ffff6965267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
55 ../sysdeps/unix/sysv/linux/raise.c: Nie ma takiego pliku ani katalogu.
(gdb) bt
#0 0x00007ffff6965267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#1 0x00007ffff6966eca in __GI_abort () at abort.c:89
#2 0x00007ffff749706d in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#3 0x00007ffff7494ee6 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#4 0x00007ffff7494f31 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#5 0x00007ffff74f0ec1 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#6 0x00007ffff6d016aa in start_thread (arg=0x7ffff5f26700) at pthread_create.c:333
#7 0x00007ffff6a36eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
(gdb) run
Starting program: /home/x64joxer/workerGenerators/Worker4/worker -t -i 192.168.0.6 -p 6000 -d 5 -l //home/x64joxer/workerGenerators/Worker4/
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff4f24700 (LWP 17302)]
[New Thread 0x7ffff5f26700 (LWP 16583)]
[New Thread 0x7ffff6727700 (LWP 16582)]
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffff6727700 (LWP 16582)]
0x000000000044b902 in boost::asio::detail::epoll_reactor::deregister_descriptor (this=0x6a1a10, descriptor=6, descriptor_data=@0x7fffffffe2b8: 0x6a0d20, closing=true) at /usr/include/boost/asio/detail/impl/epoll_reactor.ipp:309
309 /usr/include/boost/asio/detail/impl/epoll_reactor.ipp: Nie ma takiego pliku ani katalogu.
(gdb) by
Undefined command: "by". Try "help".
(gdb) bt
#0 0x000000000044b902 in boost::asio::detail::epoll_reactor::deregister_descriptor (this=0x6a1a10, descriptor=6, descriptor_data=@0x7fffffffe2b8: 0x6a0d20, closing=true) at /usr/include/boost/asio/detail/impl/epoll_reactor.ipp:309
#1 0x000000000044ecc0 in boost::asio::detail::reactive_socket_service_base::close (this=0x6a11f8, impl=..., ec=...) at /usr/include/boost/asio/detail/impl/reactive_socket_service_base.ipp:104
#2 0x000000000045476e in boost::asio::stream_socket_service<boost::asio::ip::tcp>::close (this=0x6a11d0, impl=..., ec=...) at /usr/include/boost/asio/stream_socket_service.hpp:170
#3 0x0000000000452d60 in boost::asio::basic_socket<boost::asio::ip::tcp, boost::asio::stream_socket_service<boost::asio::ip::tcp> >::close (this=0x7fffffffe2b0) at /usr/include/boost/asio/basic_socket.hpp:356
#4 0x0000000000449556 in TCPSocketBody::DoClose (this=0x7fffffffe260) at TCP/TCPSocketBody.cpp:158
#5 0x000000000045afbd in boost::_mfi::mf0<void, TCPSocketBody>::operator() (this=0x7ffff6726be0, p=0x7fffffffe260) at /usr/include/boost/bind/mem_fn_template.hpp:49
#6 0x000000000045a77a in boost::_bi::list1<boost::_bi::value<TCPSocketBody*> >::operator()<boost::_mfi::mf0<void, TCPSocketBody>, boost::_bi::list0> (this=0x7ffff6726bf0, f=..., a=...) at /usr/include/boost/bind/bind.hpp:253
#7 0x0000000000459986 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, TCPSocketBody>, boost::_bi::list1<boost::_bi::value<TCPSocketBody*> > >::operator() (this=0x7ffff6726be0) at /usr/include/boost/bind/bind_template.hpp:20
#8 0x0000000000458bef in boost::asio::asio_handler_invoke<boost::_bi::bind_t<void, boost::_mfi::mf0<void, TCPSocketBody>, boost::_bi::list1<boost::_bi::value<TCPSocketBody*> > > > (function=...)
at /usr/include/boost/asio/handler_invoke_hook.hpp:69
#9 0x0000000000457b77 in boost_asio_handler_invoke_helpers::invoke<boost::_bi::bind_t<void, boost::_mfi::mf0<void, TCPSocketBody>, boost::_bi::list1<boost::_bi::value<TCPSocketBody*> > >, boost::_bi::bind_t<void, boost::_mfi::mf0<void, TCPSocketBody>, boost::_bi::list1<boost::_bi::value<TCPSocketBody*> > > > (function=..., context=...) at /usr/include/boost/asio/detail/handler_invoke_helpers.hpp:37
#10 0x0000000000456747 in boost::asio::detail::completion_handler<boost::_bi::bind_t<void, boost::_mfi::mf0<void, TCPSocketBody>, boost::_bi::list1<boost::_bi::value<TCPSocketBody*> > > >::do_complete (owner=0x6a1960,
base=0x7fffe8001c70) at /usr/include/boost/asio/detail/completion_handler.hpp:68
#11 0x000000000044a744 in boost::asio::detail::task_io_service_operation::complete (this=0x7fffe8001c70, owner=..., ec=..., bytes_transferred=0) at /usr/include/boost/asio/detail/task_io_service_operation.hpp:38
#12 0x000000000044d102 in boost::asio::detail::task_io_service::do_run_one (this=0x6a1960, lock=..., this_thread=..., ec=...) at /usr/include/boost/asio/detail/impl/task_io_service.ipp:384
#13 0x000000000044cb23 in boost::asio::detail::task_io_service::run (this=0x6a1960, ec=...) at /usr/include/boost/asio/detail/impl/task_io_service.ipp:153
#14 0x000000000044d4d4 in boost::asio::io_service::run (this=0x7fffffffe2a0) at /usr/include/boost/asio/impl/io_service.ipp:59
#15 0x000000000045c575 in boost::_mfi::mf0<unsigned long, boost::asio::io_service>::operator() (this=0x6a1008, p=0x7fffffffe2a0) at /usr/include/boost/bind/mem_fn_template.hpp:49
#16 0x000000000045c4bb in boost::_bi::list1<boost::_bi::value<boost::asio::io_service*> >::operator()<unsigned long, boost::_mfi::mf0<unsigned long, boost::asio::io_service>, boost::_bi::list0> (this=0x6a1018, f=..., a=...)
at /usr/include/boost/bind/bind.hpp:243
#17 0x000000000045c2aa in boost::_bi::bind_t<unsigned long, boost::_mfi::mf0<unsigned long, boost::asio::io_service>, boost::_bi::list1<boost::_bi::value<boost::asio::io_service*> > >::operator() (this=0x6a1008)
at /usr/include/boost/bind/bind_template.hpp:20
#18 0x000000000045bf84 in boost::detail::thread_data<boost::_bi::bind_t<unsigned long, boost::_mfi::mf0<unsigned long, boost::asio::io_service>, boost::_bi::list1<boost::_bi::value<boost::asio::io_service*> > > >::run (this=0x6a0e50)
at /usr/include/boost/thread/detail/thread.hpp:117
#19 0x00007ffff79c809a in ?? () from /usr/lib/x86_64-linux-gnu/libboost_thread.so.1.55.0
#20 0x00007ffff6d016aa in start_thread (arg=0x7ffff6727700) at pthread_create.c:333
#21 0x00007ffff6a36eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
(gdb)
看起来有些东西在boost asio socket中崩溃，但我不确定发生了什么。我试图将所有boost :: asio命令放入try块，但看起来像套接字线程出现异常。 这是ma socket实现的一部分：
#include "TCPSocketBody.h"
TCPSocketBody::TCPSocketBody() : socket_(io_service_global),
resolver(io_service_global),
connected(false),
expectedMessage(0)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: TCPSocketBody::TCPSocketBody(const std::string &adress, const std::string &port)";
data_to_read = new char[MessageCoder::MaxMessageSize()];
}
void TCPSocketBody::Close()
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::Close()";
io_service_global.post(boost::bind(&TCPSocketBody::DoClose, this));
}
void TCPSocketBody::Connect(const std::string &adress, const std::string &port)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::Connect(const std::string &adress, const std::string &port)";
io_service_global.reset();
iterator = resolver.resolve({adress, port});
boost::asio::async_connect(socket_, iterator,
boost::bind(&TCPSocketBody::HandleConnect, this,
boost::asio::placeholders::error));
socket_.set_option(boost::asio::ip::tcp::no_delay(true));
socket_.set_option( boost::asio::socket_base::send_buffer_size( 65536 ) );
socket_.set_option( boost::asio::socket_base::receive_buffer_size( 65536 ) );
boost::thread(boost::bind(&boost::asio::io_service::run, &io_service_global));
}
void TCPSocketBody::HandleConnect(const boost::system::error_code& error)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::HandleConnect(const boost::system::error_code& error)";
if (!error)
{
connected = true;
Message tempMessage;
char *buffer = new char[MessageCoder::MaxMessageConnectedSize()];
MessageCoder::ClearChar(buffer, MessageCoder::MaxMessageConnectedSize());
MessageCoder::CreateConnectedMessage(buffer);
tempMessage.CopyWsk(meWsk, buffer);
messageQueue->PushBack(tempMessage);
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: Sending Connected message to queue: " << buffer;
boost::asio::async_read(socket_,
boost::asio::buffer(data_to_read, MessageCoder::BufferSize()), boost::asio::transfer_all(),
boost::bind(&TCPSocketBody::HandleReadHeader, this,
boost::asio::placeholders::error));
} else
{
Traces() << "\n" << "ERR: Connection error!";
Close();
}
}
void TCPSocketBody::HandleReadHeader(const boost::system::error_code& error)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::HandleReadHeader(const boost::system::error_code& error)";
expectedMessage = MessageCoder::HeaderToVal(data_to_read);
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: Expecting message with lenn: " << expectedMessage;
if (expectedMessage > MessageCoder::MaxMessageSize())
{
//TO_DO Traces() << "\n" << "ERR: Protocol error. Message too long:" << std::string(data_to_read);
//TO_DO expectedMessage = 0;
//TO_DO Close();
expectedMessage = 0;
boost::asio::async_read(socket_,
boost::asio::buffer(data_to_read, MessageCoder::BufferSize()), boost::asio::transfer_all(),
boost::bind(&TCPSocketBody::HandleReadHeader, this,
boost::asio::placeholders::error));
} else
{
boost::asio::async_read(socket_,
boost::asio::buffer(data_to_read, expectedMessage), boost::asio::transfer_all(),
boost::bind(&TCPSocketBody::HandleReadMessage, this,
boost::asio::placeholders::error));
}
}
void TCPSocketBody::HandleReadMessage(const boost::system::error_code& error)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::HandleReadMessage(const boost::system::error_code& error)";
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: Message received: " << std::string(data_to_read);
Message tempMessage;
tempMessage.CopyData(meWsk, data_to_read);
messageQueue->PushBack(tempMessage);
expectedMessage = 0;
boost::asio::async_read(socket_,
boost::asio::buffer(data_to_read, MessageCoder::BufferSize()), boost::asio::transfer_all(),
boost::bind(&TCPSocketBody::HandleReadHeader, this,
boost::asio::placeholders::error));
}
void TCPSocketBody::WriteMessage(char *dataToSend)
{
io_service_global.post(boost::bind(&TCPSocketBody::Write, this, dataToSend));
}
void TCPSocketBody::Write(char *dataToSend)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::Write(char *dataToSend)";
writeMutex.lock();
data = dataToSend;
boost::asio::async_write(socket_,
boost::asio::buffer(data, std::strlen(data)),
boost::bind(&TCPSocketBody::HandleWrite, this,
boost::asio::placeholders::error));
}
void TCPSocketBody::HandleWrite(const boost::system::error_code& error)
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::HandleWrite(const boost::system::error_code& error)";
writeMutex.unlock();
if (!error)
{
/*boost::asio::async_write(socket_,
boost::asio::buffer(data,
std::strlen(data)),
boost::bind(&TCPSocketBody::HandleWrite, this,
boost::asio::placeholders::error));*/
}
else
{
Traces() << "\n" << "ERR: Write error!";
Close();
}
}
void TCPSocketBody::DoClose()
{
TRACE_FLAG_FOR_CLASS_TCPSocketBody Traces() << "\n" << "LOG: void TCPSocketBody::DoClose()";
socket_.close();
connected = false;
Message tempMessage;
char *buffer = new char[MessageCoder::MaxMessageConnectionCloseSize()];
MessageCoder::ClearChar(buffer, MessageCoder::MaxMessageConnectionCloseSize());
MessageCoder::CreateCloseConnectionMessage(buffer);
tempMessage.CopyWsk(meWsk, buffer);
messageQueue->PushBack(tempMessage);
}
TCPSocketBody::~TCPSocketBody()
{
delete [] data_to_read;
}
我将不胜感激任何帮助。
答案 0 :(得分：3)
socket_.close（）;
运行时抛出异常！
您可以使用boost :: system :: error_code来正确捕获错误：
boost::system::error_code lErrorCode;
socket_.close(lErrorCode);
std::cout << lErrorCode.message() << std::endl;