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Initial revision of NDB Cluster files
BitKeeper/etc/logging_ok: Logging to logging@openlogging.org accepted
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345
ndb/include/transporter/TransporterCallback.hpp
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345
ndb/include/transporter/TransporterCallback.hpp
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/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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//****************************************************************************
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//
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// AUTHOR
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// <20>sa Fransson
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//
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// NAME
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// TransporterCallback
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//
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//
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//***************************************************************************/
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#ifndef TRANSPORTER_CALLBACK_H
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#define TRANSPORTER_CALLBACK_H
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#include <kernel_types.h>
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#include "TransporterDefinitions.hpp"
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/**
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* Call back functions
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*/
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/**
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* The execute function
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*/
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void
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execute(void * callbackObj,
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SignalHeader * const header,
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Uint8 prio,
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Uint32 * const signalData,
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LinearSectionPtr ptr[3]);
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/**
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* A function to avoid job buffer overflow in NDB kernel, empty in API
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* Non-zero return means we executed signals. This is necessary information
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* to the transporter to ensure that it properly uses the transporter after
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* coming back again.
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*/
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int
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checkJobBuffer();
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/**
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* Report send length
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*/
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void
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reportSendLen(void * callbackObj,
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NodeId nodeId, Uint32 count, Uint64 bytes);
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/**
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* Report average receive length
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*/
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void
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reportReceiveLen(void * callbackObj,
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NodeId nodeId, Uint32 count, Uint64 bytes);
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/**
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* Report connection established
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*/
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void
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reportConnect(void * callbackObj, NodeId nodeId);
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/**
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* Report connection broken
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*/
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void
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reportDisconnect(void * callbackObj,
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NodeId nodeId, Uint32 errNo);
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enum TransporterError {
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TE_NO_ERROR = 0,
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/**
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* TE_ERROR_CLOSING_SOCKET
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*
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* Error found during closing of socket
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*
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* Recommended behavior: Ignore
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*/
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TE_ERROR_CLOSING_SOCKET = 0x1,
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/**
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* TE_ERROR_IN_SELECT_BEFORE_ACCEPT
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*
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* Error found during accept (just before)
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* The transporter will retry.
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*
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* Recommended behavior: Ignore
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* (or possible do setPerformState(PerformDisconnect)
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*/
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TE_ERROR_IN_SELECT_BEFORE_ACCEPT = 0x2,
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/**
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* TE_INVALID_MESSAGE_LENGTH
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*
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* Error found in message (message length)
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*
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* Recommended behavior: setPerformState(PerformDisconnect)
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*/
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TE_INVALID_MESSAGE_LENGTH = 0x8003,
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/**
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* TE_INVALID_CHECKSUM
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*
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* Error found in message (checksum)
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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TE_INVALID_CHECKSUM = 0x8004,
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/**
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* TE_COULD_NOT_CREATE_SOCKET
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*
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* Error found while creating socket
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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TE_COULD_NOT_CREATE_SOCKET = 0x8005,
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/**
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* TE_COULD_NOT_BIND_SOCKET
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*
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* Error found while binding server socket
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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TE_COULD_NOT_BIND_SOCKET = 0x8006,
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/**
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* TE_LISTEN_FAILED
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*
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* Error found while listening to server socket
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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TE_LISTEN_FAILED = 0x8007,
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/**
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* TE_ACCEPT_RETURN_ERROR
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*
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* Error found during accept
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* The transporter will retry.
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*
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* Recommended behavior: Ignore
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* (or possible do setPerformState(PerformDisconnect)
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*/
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TE_ACCEPT_RETURN_ERROR = 0x8008
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/**
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* TE_SHM_DISCONNECT
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*
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* The remote node has disconnected
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SHM_DISCONNECT = 0x800b
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/**
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* TE_SHM_IPC_STAT
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*
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* Unable to check shm segment
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* probably because remote node
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* has disconnected and removed it
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SHM_IPC_STAT = 0x800c
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/**
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* TE_SHM_UNABLE_TO_CREATE_SEGMENT
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*
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* Unable to create shm segment
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* probably os something error
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SHM_UNABLE_TO_CREATE_SEGMENT = 0x800d
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/**
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* TE_SHM_UNABLE_TO_ATTACH_SEGMENT
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*
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* Unable to attach shm segment
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* probably invalid group / user
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*
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SHM_UNABLE_TO_ATTACH_SEGMENT = 0x800e
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/**
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* TE_SHM_UNABLE_TO_REMOVE_SEGMENT
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*
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* Unable to remove shm segment
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*
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* Recommended behavior: Ignore (not much to do)
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* Print warning to logfile
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*/
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,TE_SHM_UNABLE_TO_REMOVE_SEGMENT = 0x800f
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,TE_TOO_SMALL_SIGID = 0x0010
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,TE_TOO_LARGE_SIGID = 0x0011
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,TE_WAIT_STACK_FULL = 0x8012
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,TE_RECEIVE_BUFFER_FULL = 0x8013
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/**
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* TE_SIGNAL_LOST_SEND_BUFFER_FULL
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*
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* Send buffer is full, and trying to force send fails
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* a signal is dropped!! very bad very bad
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*
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*/
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,TE_SIGNAL_LOST_SEND_BUFFER_FULL = 0x8014
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/**
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* TE_SIGNAL_LOST
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*
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* Send failed for unknown reason
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* a signal is dropped!! very bad very bad
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*
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*/
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,TE_SIGNAL_LOST = 0x8015
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/**
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* TE_SEND_BUFFER_FULL
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*
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* The send buffer was full, but sleeping for a while solved it
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*/
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,TE_SEND_BUFFER_FULL = 0x0016
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/**
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* TE_SCI_UNABLE_TO_CLOSE_CHANNEL
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*
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* Unable to close the sci channel and the resources allocated by
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* the sisci api.
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*/
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,TE_SCI_UNABLE_TO_CLOSE_CHANNEL = 0x8016
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/**
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* TE_SCI_LINK_ERROR
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*
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* There is no link from this node to the switch.
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* No point in continuing. Must check the connections.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_LINK_ERROR = 0x8017
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/**
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* TE_SCI_UNABLE_TO_START_SEQUENCE
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*
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* Could not start a sequence, because system resources
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* are exumed or no sequence has been created.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_UNABLE_TO_START_SEQUENCE = 0x8018
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/**
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* TE_SCI_UNABLE_TO_REMOVE_SEQUENCE
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*
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* Could not remove a sequence
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*/
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,TE_SCI_UNABLE_TO_REMOVE_SEQUENCE = 0x8019
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/**
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* TE_SCI_UNABLE_TO_CREATE_SEQUENCE
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*
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* Could not create a sequence, because system resources are
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* exempted. Must reboot.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_UNABLE_TO_CREATE_SEQUENCE = 0x801a
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/**
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* TE_SCI_UNRECOVERABLE_DATA_TFX_ERROR
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*
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* Tried to send data on redundant link but failed.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_UNRECOVERABLE_DATA_TFX_ERROR = 0x801b
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/**
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* TE_SCI_CANNOT_INIT_LOCALSEGMENT
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*
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* Cannot initialize local segment. A whole lot of things has
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* gone wrong (no system resources). Must reboot.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_CANNOT_INIT_LOCALSEGMENT = 0x801c
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/**
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* TE_SCI_CANNOT_MAP_REMOTESEGMENT
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*
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* Cannot map remote segment. No system resources are left.
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* Must reboot system.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_CANNOT_MAP_REMOTESEGMENT = 0x801d
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/**
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* TE_SCI_UNABLE_TO_UNMAP_SEGMENT
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*
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* Cannot free the resources used by this segment (step 1).
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_UNABLE_TO_UNMAP_SEGMENT = 0x801e
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/**
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* TE_SCI_UNABLE_TO_REMOVE_SEGMENT
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*
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* Cannot free the resources used by this segment (step 2).
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* Cannot guarantee that enough resources exist for NDB
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* to map more segment
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_UNABLE_TO_REMOVE_SEGMENT = 0x801f
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/**
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* TE_SCI_UNABLE_TO_DISCONNECT_SEGMENT
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*
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* Cannot disconnect from a remote segment.
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* Recommended behavior: setPerformState(PerformDisonnect)
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*/
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,TE_SCI_UNABLE_TO_DISCONNECT_SEGMENT = 0x8020
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};
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/**
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* Report error
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*/
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void
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reportError(void * callbackObj, NodeId nodeId, TransporterError errorCode);
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#endif
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