ydb::CoordinationSession Class Reference

#include <userver/ydb/coordination.hpp>

Detailed Description

Coordination Session.

See also

https://ydb.tech/docs/ru/reference/ydb-sdk/coordination#session

Definition at line 22 of file coordination.hpp.

Public Member Functions
std::uint64_t	GetSessionId ()
	Get session id.
NYdb::NCoordination::ESessionState	GetSessionState ()
	Get session state.
NYdb::NCoordination::EConnectionState	GetConnectionState ()
	Get connection state.
void	Close ()
	Close session.
void	Ping ()
	Ping.
void	Reconnect ()
	Reconnect session.
bool	AcquireSemaphore (std::string_view name, const NYdb::NCoordination::TAcquireSemaphoreSettings &settings)
bool	ReleaseSemaphore (std::string_view name)
	Release semaphore.
NYdb::NCoordination::TSemaphoreDescription	DescribeSemaphore (std::string_view name, const NYdb::NCoordination::TDescribeSemaphoreSettings &settings)
void	CreateSemaphore (std::string_view name, std::uint64_t limit)
	Create semaphore.
void	UpdateSemaphore (std::string_view name, std::string_view data)
	Update semaphore.
void	DeleteSemaphore (std::string_view name)
	Delete semaphore.

Member Function Documentation

AcquireSemaphore()

bool ydb::CoordinationSession::AcquireSemaphore	(	std::string_view	name,
		const NYdb::NCoordination::TAcquireSemaphoreSettings &	settings )

Acquire semaphore

Warning

Use TAcquireSemaphoreSettings::OnAccepted callback with care, it will be executed on a non-coroutine thread

DescribeSemaphore()

NYdb::NCoordination::TSemaphoreDescription ydb::CoordinationSession::DescribeSemaphore	(	std::string_view	name,
		const NYdb::NCoordination::TDescribeSemaphoreSettings &	settings )

Describe semaphore

Warning

Use TDescribeSemaphoreSettings::OnChanged callback with care, it will be executed on a non-coroutine thread

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The documentation for this class was generated from the following file:

• userver/ydb/coordination.hpp