Skip to main content

Context

Struct Context 

Source
pub struct Context {
    pub device_id: String,
    pub trace_id: String,
    /* private fields */
}
Expand description

当前请求的追踪上下文,记录设备 ID、Trace ID、起始时间和登录账号。

Fields§

§device_id: String

设备 ID

§trace_id: String

链路追踪 ID

Implementations§

Source§

impl Context

Source

pub fn new(device_id: impl Into<String>, trace_id: impl Into<String>) -> Self

创建新的请求上下文,记录设备 ID 和 Trace ID,并以当前时刻为起始时间。

Source

pub fn elapsed(&self) -> Duration

返回自请求开始以来经过的时间。

Source

pub fn elapsed_ms(&self) -> u64

返回自请求开始以来经过的毫秒数。

Source

pub fn get_account(&self) -> Arc<String>

返回当前上下文关联的登录账号。

Source

pub fn set_account(&self, account: impl Into<String>)

设置当前上下文的登录账号,无锁原子写入。

Trait Implementations§

Source§

impl Debug for Context

Source§

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

Blanket Implementations§

Source§

impl<T> Any for T
where T: 'static + ?Sized,

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<A, B, T> HttpServerConnExec<A, B> for T
where B: Body,

Source§

impl<T> Instrument for T

Source§

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Source§

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<T> WithSubscriber for T

Source§

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
Source§

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more