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// Copyright (c) 2012-2014 Konstantin Isakov <ikm@zbackup.org> and ZBackup contributors, see CONTRIBUTORS
// Part of ZBackup. Licensed under GNU GPLv2 or later + OpenSSL, see LICENSE
#ifndef CONFIG_HH_INCLUDED
#define CONFIG_HH_INCLUDED
#include <string>
#include <bitset>
#include <google/protobuf/text_format.h>
#include "zbackup.pb.h"
#include "mt.hh"
#include "backup_exchanger.hh"
// TODO: make *_storable to be variadic
#define SET_STORABLE( storage, property, value ) \
storable->mutable_##storage()->set_##property( value )
#define GET_STORABLE( storage, property ) \
storable->storage().property()
using std::string;
using std::bitset;
class Config
{
public:
struct RuntimeConfig
{
size_t threads;
size_t cacheSize;
bitset< BackupExchanger::Flags > exchange;
bool gcRepack;
bool gcConcat;
bool pathsRespectTmp;
size_t backupMinimalSize;
// Default runtime config
RuntimeConfig():
threads( getNumberOfCpus() ),
cacheSize( 40 * 1024 * 1024 ), // 40 MB
gcRepack ( false ),
gcConcat ( false ),
pathsRespectTmp( false ),
backupMinimalSize( 10 * 1024 * 1024) // 10 MB
{
}
};
enum OptionType
{
Runtime,
Storable,
None
};
/* Keyword tokens. */
typedef enum
{
oBadOption,
oChunk_max_size,
oBundle_max_payload_size,
oBundle_compression_method,
oLZMA_compression_level,
oRuntime_threads,
oRuntime_cacheSize,
oRuntime_exchange,
oRuntime_gcRepack,
oRuntime_gcConcat,
oRuntime_pathsRespectTmp,
oRuntime_backupMinimalSize,
oDeprecated, oUnsupported
} OpCodes;
// Validator for user-supplied storable configuration
static bool validateProto( const string &, const string & );
static bool parseProto( const string &, google::protobuf::Message * );
static string toString( google::protobuf::Message const & );
// Print configuration to screen
static void show( const ConfigInfo & );
void show();
void showHelp( const OptionType );
OpCodes parseToken( const char *, const OptionType );
bool parseOrValidate( const string &, const OptionType, bool validate = false );
Config( const Config & );
Config( const Config &, ConfigInfo * );
Config( ConfigInfo * );
Config();
~Config();
void reset_storable();
RuntimeConfig runtime;
ConfigInfo * storable;
private:
struct Keyword
{
string name;
Config::OpCodes opcode;
Config::OptionType type;
string description;
string defaultValue;
};
Keyword * keywords;
bool cleanup_storable;
bool cleanup_keywords;
void prefillKeywords();
};
#endif
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