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Merge branch 'master' into columnfamilies

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This commit is contained in:
Igor Canadi
2014-01-28 16:04:00 -08:00
parent 4bf25357ae 5d2c62822e
commit c1071ed95c
8 changed files with 574 additions and 134 deletions
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25
include/utilities/backupable_db.h
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@@ -68,8 +68,6 @@ struct BackupableDBOptions {
destroy_old_data(_destroy_old_data) { }
};
class BackupEngine;
typedef uint32_t BackupID;
struct BackupInfo {
@@ -82,6 +80,29 @@ struct BackupInfo {
: backup_id(_backup_id), timestamp(_timestamp), size(_size) {}
};
// Please see the documentation in BackupableDB and RestoreBackupableDB
class BackupEngine {
public:
virtual ~BackupEngine() {}
static BackupEngine* NewBackupEngine(Env* db_env,
const BackupableDBOptions& options);
virtual Status CreateNewBackup(DB* db, bool flush_before_backup = false) = 0;
virtual Status PurgeOldBackups(uint32_t num_backups_to_keep) = 0;
virtual Status DeleteBackup(BackupID backup_id) = 0;
virtual void StopBackup() = 0;
virtual void GetBackupInfo(std::vector<BackupInfo>* backup_info) = 0;
virtual Status RestoreDBFromBackup(BackupID backup_id,
const std::string& db_dir,
const std::string& wal_dir) = 0;
virtual Status RestoreDBFromLatestBackup(const std::string& db_dir,
const std::string& wal_dir) = 0;
virtual void DeleteBackupsNewerThan(uint64_t sequence_number) = 0;
};
// Stack your DB with BackupableDB to be able to backup the DB
class BackupableDB : public StackableDB {
public: