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#pragma once
#include <Core/UUID.h>
#include <filesystem>
namespace fs = std::filesystem;
namespace Poco
{
class Logger;
}
namespace DB
{
class ServerUUID
{
inline static UUID server_uuid = UUIDHelpers::Nil;
public:
/// Returns persistent UUID of current clickhouse-server or clickhouse-keeper instance.
static UUID get() { return server_uuid; }
/// Loads server UUID from file or creates new one. Should be called on daemon startup.
static void load(const fs::path & server_uuid_file, Poco::Logger * log);
};
}
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