dump_control.hpp

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#pragma once
 
/// @file userver/testsuite/dump_control.hpp
/// @brief @copybrief testsuite::DumpControl
 
#include <functional>
#include <unordered_map>
#include <vector>
 
#include <userver/components/component_fwd.hpp>
#include <userver/concurrent/variable.hpp>
#include <userver/dump/dumper.hpp>
#include <userver/utils/not_null.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace testsuite {
 
/// @brief Dumper control interface for testsuite
/// @details All methods are coro-safe.
class DumpControl final {
public:
    enum class PeriodicsMode { kDisabled, kEnabled };
 
    explicit DumpControl(PeriodicsMode periodics_mode);
 
    PeriodicsMode GetPeriodicsMode() const;
 
    void WriteCacheDumps(const std::vector<std::string>& dumper_names);
 
    void ReadCacheDumps(const std::vector<std::string>& dumper_names);
 
private:
    friend class DumperRegistrationHolder;
 
    void RegisterDumper(dump::Dumper& dumper);
 
    void UnregisterDumper(dump::Dumper& dumper);
 
    dump::Dumper& FindDumper(const std::string& name) const;
 
    PeriodicsMode periodics_mode_;
    concurrent::Variable<std::unordered_map<std::string, utils::NotNull<dump::Dumper*>>> dumpers_;
};
class DumpControl final {…};
 
/// RAII helper for testsuite registration
class DumperRegistrationHolder final {
public:
    DumperRegistrationHolder(DumpControl&, dump::Dumper&);
 
    DumperRegistrationHolder(DumperRegistrationHolder&&) = delete;
    DumperRegistrationHolder& operator=(DumperRegistrationHolder&&) = delete;
    ~DumperRegistrationHolder();
 
private:
    DumpControl& control_;
    dump::Dumper& dumper_;
};
class DumperRegistrationHolder final {…};
 
}  // namespace testsuite
 
USERVER_NAMESPACE_END