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/* Copyright (c) 2009 PrimeBase Technologies GmbH, Germany
*
* PrimeBase Media Stream for MySQL
*
* 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
*
* Barry Leslie
*
* 2009-05-29
*
* H&G2JCtL
*
* Repository backup.
*
*/
#ifndef _BACKUP_MS_H_
#define _BACKUP_MS_H_
class MSDatabase;
class MSBackupInfo : public CSRefObject {
private:
static csWord4 gMaxInfoRef;
static CSSyncSparseArray *gBackupInfo;
friend class MSBackupTable;
friend class MSBackup;
private:
csWord4 backupRefId;
CSString *db_name;
csWord4 db_id;
time_t startTime;
time_t completionTime;
bool dump;
bool isRunning;
CSString *backupLocation;
csWord4 cloudRef;
csWord4 cloudBackupNo;
public:
static void startUp()
{
new_(gBackupInfo, CSSyncSparseArray(5));
gMaxInfoRef = 0;
}
static void shutDown()
{
if (gBackupInfo) {
gBackupInfo->clear();
gBackupInfo->release();
gBackupInfo = NULL;
}
}
static MSBackupInfo *findBackupInfo(csWord4 backupRefId)
{
MSBackupInfo *info;
enter_();
lock_(gBackupInfo);
info = (MSBackupInfo *) gBackupInfo->get(backupRefId);
if (info)
info->retain();
unlock_(gBackupInfo);
return_(info);
}
static MSBackupInfo *getBackupInfo(csWord4 backupRefId)
{
MSBackupInfo *info = findBackupInfo(backupRefId);
if (!info) {
enter_();
char msg[80];
snprintf(msg, 80, "Backup info with reference ID %u not found", backupRefId);
CSException::throwException(CS_CONTEXT, CS_ERR_GENERIC_ERROR, msg);
outer_();
}
return info;
}
MSBackupInfo(csWord4 id, const char *name, csWord4 db_id, time_t start, time_t end, bool isDump, const char *location, csWord4 cloudRef_arg, csWord4 cloudBackupNo_arg );
~MSBackupInfo();
csWord4 getBackupRefId() { return backupRefId;}
const char *getName(){ return db_name->getCString(); }
csWord4 getDatabaseId() { return db_id;}
time_t getStart(){ return startTime;}
time_t getEnd(){ return completionTime;}
bool isDump(){ return dump;}
bool isBackupRunning(){ return isRunning;}
const char *getLocation() { return (backupLocation)?backupLocation->getCString():NULL; }
csWord4 getcloudRef(){ return cloudRef;}
void setcloudRef(csWord4 no){ cloudRef = no;}
csWord4 getcloudBackupNo(){ return cloudBackupNo;}
void setcloudBackupNo(csWord4 no){ cloudBackupNo = no;}
static MSBackupInfo *startDump(MSDatabase *db, csWord4 cloud_ref, csWord4 backup_no);
void startBackup(MSDatabase *pbms_db);
void backupCompleted(MSDatabase *db);
void backupTerminated(MSDatabase *db);
};
class MSDatabase;
class MSOpenSystemTable;
class MSBackup :public CSDaemon {
public:
MSBackup();
~MSBackup();
virtual bool doWork();
virtual void *finalize();
void startBackup(MSDatabase *src_db);
csWord8 getBackupSize() { return bu_size;}
csWord8 getBackupCompletedSize() { return bu_completed;}
bool isRunning() { return bu_BackupRunning;}
int getStatus() { return (bu_BackupRunning)?0:bu_State;}
csWord4 backupID() { return bu_ID;}
static MSBackup* newMSBackup(MSBackupInfo *backup_info);
private:
void completeBackup();
MSBackupInfo *bu_info;
CSVector *bu_BackupList;
CSDaemon *bu_Compactor;
bool bu_BackupRunning;
enum {BU_RUNNING = -1, BU_COMPLETED = 0, BU_TERMINATED = 1} bu_State;
MSDatabase *bu_SourceDatabase; // The source database.
MSDatabase *bu_Database; // The destination database.
MSOpenSystemTable *bu_dst_dump; // The source database's pbms_dump.
MSOpenSystemTable *bu_src_dump; // The source database's pbms_dump.
csWord8 bu_size; // The total size of the data to be backed up.
csWord8 bu_completed; // The amount of data that has been backed up so far.
csWord4 bu_ID;
csWord4 bu_start_time;
bool bu_TransactionManagerSuspended;
};
#endif // _BACKUP_MS_H_
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