Struct RpcTrace 

pub struct RpcTrace { /* private fields */ }

A W3C trace-context interceptor for Tonic clients and servers.

Implementations

impl RpcTrace

pub fn client(parent: Option<TraceContext>) -> Self

Creates a client interceptor. A configured parent is used to create a child span per call.

pub fn server() -> Self

Creates a server interceptor that accepts traceparent metadata and creates a server span.

pub fn context<T>(request: &Request<T>) -> Option<TraceContext>

Retrieves the server span installed in a request’s extensions.

Trait Implementations

impl Clone for RpcTrace

fn clone(&self) -> RpcTrace

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for RpcTrace

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

Formats the value using the given formatter.

impl Interceptor for RpcTrace

fn call(&mut self, request: Request<()>) -> Result<Request<()>, Status>

Intercept a request before it is sent, optionally cancelling it.