Exemple #1
0
void CImConn::OnRead()
{
	for (;;)
	{
		uint32_t free_buf_len = m_in_buf.GetAllocSize() - m_in_buf.GetWriteOffset();
		if (free_buf_len < READ_BUF_SIZE)
			m_in_buf.Extend(READ_BUF_SIZE);

		int ret = netlib_recv(m_handle, m_in_buf.GetBuffer() + m_in_buf.GetWriteOffset(), READ_BUF_SIZE);
		if (ret == 0) {
			log("close on netlib_recv=0");
			OnClose();
			return;
		} else if (ret < 0) {
			if (errno == EAGAIN || errno == EWOULDBLOCK) {
				break;
			} else {
				log("close on error=%d", errno);
				OnClose();
				return;
			}
		}

		m_recv_bytes += ret;
		m_in_buf.IncWriteOffset(ret);

		m_last_recv_tick = get_tick_count();
	}

    CImPdu* pPdu = NULL;
	try
    {
		while ( ( pPdu = CImPdu::ReadPdu(m_in_buf.GetBuffer(), m_in_buf.GetWriteOffset()) ) )
		{
            uint32_t pdu_len = pPdu->GetLength();
            
			HandlePdu(pPdu);

			m_in_buf.Read(NULL, pdu_len);
			delete pPdu;
            pPdu = NULL;
//			++g_recv_pkt_cnt;
		}
	} catch (CPduException& ex) {
		log("!!!catch exception, sid=%u, cid=%u, err_code=%u, err_msg=%s, close the connection ",
				ex.GetServiceId(), ex.GetCommandId(), ex.GetErrorCode(), ex.GetErrorMsg());
        if (pPdu) {
            delete pPdu;
            pPdu = NULL;
        }
        OnClose();
	}
}
Exemple #2
0
void CImConn::OnRead()
{
	for (;;)
	{
		uint32_t free_buf_len = m_in_buf.GetAllocSize() - m_in_buf.GetWriteOffset();
		if (free_buf_len < READ_BUF_SIZE)
			m_in_buf.Extend(READ_BUF_SIZE);

		int ret = netlib_recv(m_handle, m_in_buf.GetBuffer() + m_in_buf.GetWriteOffset(), READ_BUF_SIZE);
		if (ret <= 0)
			break;

		m_recv_bytes += ret;
		m_in_buf.IncWriteOffset(ret);

		m_last_recv_tick = get_tick_count();
	}

	if (m_policy_conn) {
		return;
	}

	// no received data is read by ReadPdu(), check if this is a flash security policy request
	if (m_recv_bytes == m_in_buf.GetWriteOffset()) {
		if ( (m_in_buf.GetBuffer()[0] == '<') && (g_policy_content != NULL) ) {
			log("policy request, handle=%d\n", m_handle);
			m_policy_conn = true;
			Send(g_policy_content, g_policy_len);
			return;
		}
	}

	try {
		CImPdu* pPdu = NULL;
		while ( ( pPdu = CImPdu::ReadPdu(m_in_buf.GetBuffer(), m_in_buf.GetWriteOffset()) ) )
		{
			uint32_t pdu_len = pPdu->GetLength();

			HandlePdu(pPdu);

			m_in_buf.Read(NULL, pdu_len);
			delete pPdu;

			++g_recv_pkt_cnt;
		}
	} catch (CPduException& ex) {
		log("!!!catch exception, sid=%u, cid=%u, err_code=%u, err_msg=%s, close the connection\n",
				ex.GetModuleId(), ex.GetCommandId(), ex.GetErrorCode(), ex.GetErrorMsg());
		OnClose();
	}
}
Exemple #3
0
void CImConn::OnRead() {
	while (true) {
		uint32_t free_buf_len = m_in_buff.GetAllocSize()
				- m_in_buff.GetWriteOffset();
		if (free_buf_len < READ_BUF_SIZE) {
			m_in_buff.Extend(READ_BUF_SIZE);
		}

		int ret = netlib_recv(m_handle,
				m_in_buff.GetBuffer() + m_in_buff.GetWriteOffset(),
				READ_BUF_SIZE);
		if (ret <= 0) {
			break;
		}

		m_recv_bytes += ret;
		m_in_buff.IncWriteOffset(ret);

		m_last_recv_tick = get_tick_count();
	}

	if (m_policy_conn) {
		return;
	}

	if (m_recv_bytes == m_in_buff.GetWriteOffset()) {
		if ((m_in_buff.GetBuffer()[0] == '<') && (g_policy_content != NULL)) {
			m_policy_conn = true;
			Send(g_policy_content, g_policy_len);
			return;
		}
	}

	CImPdu *pPdu = NULL;
	while ((pPdu = CImPdu::ReadPdu(m_in_buff.GetBuffer(), m_in_buff.GetWriteOffset()))) {
		uint32_t pdu_len = pPdu->GetLength();
		HandlePdu(pPdu);
		m_in_buff.Read(NULL, pdu_len);
		delete pPdu;

		++g_recv_pkt_cnt;
	}
}
Exemple #4
0
void CGroupChat::HandleGroupInfoResponse(CImPdu* pPdu)
{
    IM::Group::IMGroupInfoListRsp msg;
    CHECK_PB_PARSE_MSG(msg.ParseFromArray(pPdu->GetBodyData(), pPdu->GetBodyLength()));

    uint32_t user_id = msg.user_id();
    uint32_t group_cnt = msg.group_info_list_size();
    CPduAttachData pduAttachData((uchar_t*)msg.attach_data().c_str(), msg.attach_data().length());
    
    log("HandleGroupInfoResponse, user_id=%u, group_cnt=%u. ", user_id, group_cnt);

    //此处是查询成员时使用,主要用于群消息从数据库获得msg_id后进行发送,一般此时group_cnt = 1
    if (pduAttachData.GetPduLength() > 0 && group_cnt > 0)
    {
        IM::BaseDefine::GroupInfo group_info = msg.group_info_list(0);
        uint32_t group_id = group_info.group_id();
        log("GroupInfoRequest is send by server, group_id=%u ", group_id);
        
        std::set<uint32_t> group_member_set;
        for (uint32_t i = 0; i < group_info.group_member_list_size(); i++)
        {
            uint32_t member_user_id = group_info.group_member_list(i);
            group_member_set.insert(member_user_id);
        }
        if (group_member_set.find(user_id) == group_member_set.end())
        {
            log("user_id=%u is not in group, group_id=%u. ", user_id, group_id);
            return;
        }
        
        IM::Message::IMMsgData msg2;
        CHECK_PB_PARSE_MSG(msg2.ParseFromArray(pduAttachData.GetPdu(), pduAttachData.GetPduLength()));
        CImPdu pdu;
        pdu.SetPBMsg(&msg2);
        pdu.SetServiceId(SID_MSG);
        pdu.SetCommandId(CID_MSG_DATA);
        
        //Push相关
        IM::Server::IMGroupGetShieldReq msg3;
        msg3.set_group_id(group_id);
        msg3.set_attach_data(pdu.GetBodyData(), pdu.GetBodyLength());
        for (uint32_t i = 0; i < group_info.group_member_list_size(); i++)
        {
            uint32_t member_user_id = group_info.group_member_list(i);
            
            msg3.add_user_id(member_user_id);
            
            CImUser* pToImUser = CImUserManager::GetInstance()->GetImUserById(member_user_id);
            if (pToImUser)
            {
                CMsgConn* pFromConn = NULL;
                if( member_user_id == user_id )
                {
                    uint32_t reqHandle = pduAttachData.GetHandle();
                    if(reqHandle != 0)
                        pFromConn = CImUserManager::GetInstance()->GetMsgConnByHandle(user_id, reqHandle);
                }
                
                pToImUser->BroadcastData(pdu.GetBuffer(), pdu.GetLength(), pFromConn);
            }
        }
        
        CImPdu pdu2;
        pdu2.SetPBMsg(&msg3);
        pdu2.SetServiceId(SID_OTHER);
        pdu2.SetCommandId(CID_OTHER_GET_SHIELD_REQ);
        CDBServConn* pDbConn = get_db_serv_conn();
        if (pDbConn)
        {
            pDbConn->SendPdu(&pdu2);
        }
    }
    else if (pduAttachData.GetPduLength() == 0)
    {
        //正常获取群信息的返回
        CMsgConn* pConn = CImUserManager::GetInstance()->GetMsgConnByHandle(user_id, pduAttachData.GetHandle());
        if (pConn)
        {
            msg.clear_attach_data();
            pPdu->SetPBMsg(&msg);
            pConn->SendPdu(pPdu);
        }
    }
}