Expand description
W3C Trace Context types: TraceId, SpanId, and TraceContext.
This module implements the
W3C Trace Context Level 1 spec,
covering the traceparent header format:
traceparent: 00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01
^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ ^^
version trace-id (32 hex) span-id (16 hex) flags§Example
use api_bones::traceparent::{TraceContext, SamplingFlags};
let tc: TraceContext = "00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01"
.parse()
.unwrap();
assert!(tc.flags.is_sampled());
assert_eq!(tc.to_string(),
"00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01");Structs§
- Sampling
Flags - W3C Trace Context sampling flags byte.
- SpanId
- A 64-bit W3C span identifier, encoded as 16 lowercase hex characters.
- Trace
Context - A parsed W3C
traceparentheader value. - TraceId
- A 128-bit W3C trace identifier, encoded as 32 lowercase hex characters.
Enums§
- Trace
Context Error - Error returned when parsing a
traceparentheader fails.