task_inherited_data.hpp File Reference

Detailed Description

Per-request data that should be available inside handlers.

Definition in file task_inherited_data.hpp.

Go to the source code of this file.

#include <atomic>
#include <chrono>
#include <optional>
#include <string>
#include <userver/engine/deadline.hpp>
#include <userver/engine/task/inherited_variable.hpp>

Classes
class	server::request::DeadlineSignal
	Signals when an operation has detected deadline expiration. More...
struct	server::request::TaskInheritedData
	Per-request data that should be available inside handlers. More...
class	server::request::DeadlinePropagationBlocker
	Stops deadline propagation within its scope. More...

Namespaces
namespace	server::request
	Server request related types and functions.

Typedefs
using	server::request::TaskInheritedOriginalDeadline = std::chrono::time_point<std::chrono::system_clock, std::chrono::microseconds>
	Microsecond-precision system-clock instant (e.g. from X-Request-Deadline).

Functions
engine::Deadline	server::request::GetTaskInheritedDeadline () noexcept
	Returns TaskInheritedData::deadline, or an unreachable engine::Deadline if none was set.
std::optional< TaskInheritedOriginalDeadline >	server::request::GetTaskInheritedOriginalDeadline () noexcept
	Returns TaskInheritedData::original_deadline, or std::nullopt if the header was absent or invalid.
void	server::request::MarkTaskInheritedDeadlineExpired () noexcept
	Marks that the current TaskInheritedData::deadline has expired.

Variables
engine::TaskInheritedVariable< TaskInheritedData >	server::request::kTaskInheritedData