2021-08-18 22:19:14 +00:00
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#pragma once
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2021-11-05 14:18:23 +00:00
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#include <Backups/IBackup.h>
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#include <Backups/BackupInfo.h>
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2021-08-18 22:19:14 +00:00
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#include <Core/Types.h>
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#include <Parsers/IAST_fwd.h>
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2021-08-18 22:19:14 +00:00
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#include <boost/noncopyable.hpp>
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#include <memory>
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#include <optional>
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#include <unordered_map>
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2021-08-18 22:19:14 +00:00
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namespace DB
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{
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class Context;
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using ContextPtr = std::shared_ptr<const Context>;
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2021-08-18 22:19:14 +00:00
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/// Factory for implementations of the IBackup interface.
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class BackupFactory : boost::noncopyable
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{
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public:
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using OpenMode = IBackup::OpenMode;
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struct CreateParams
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{
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OpenMode open_mode = OpenMode::WRITE;
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BackupInfo backup_info;
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std::optional<BackupInfo> base_backup_info;
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2022-01-28 17:33:35 +00:00
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String compression_method;
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int compression_level = -1;
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String password;
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ContextPtr context;
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};
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2021-11-05 14:18:23 +00:00
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static BackupFactory & instance();
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2021-11-05 14:18:23 +00:00
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/// Creates a new backup or opens it.
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BackupMutablePtr createBackup(const CreateParams & params) const;
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using CreatorFn = std::function<BackupMutablePtr(const CreateParams & params)>;
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void registerBackupEngine(const String & engine_name, const CreatorFn & creator_fn);
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private:
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BackupFactory();
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std::unordered_map<String, CreatorFn> creators;
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2021-08-18 22:19:14 +00:00
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};
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}
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