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mariadb/ndb/include/transporter/TransporterCallback.hpp
unknown 6386c55cee Initial revision of NDB Cluster files 
BitKeeper/etc/logging_ok:
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2004-04-14 10:53:21 +02:00

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