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web: Ported to opentelemetry 0.18.

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This commit is contained in:
Jonathan Davies 2023-01-27 17:34:43 +00:00
parent 2d584889f2
commit 930e5f167d
1 changed files with 7 additions and 4 deletions
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11
src/web/web_server.rs
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@ -11,7 +11,7 @@ use hyper::{
use opentelemetry::{ use opentelemetry::{
global, global,
metrics::{Counter, ValueRecorder}, metrics::{Counter, Histogram},
trace::{FutureExt, TraceContextExt, Tracer}, trace::{FutureExt, TraceContextExt, Tracer},
Context, KeyValue, Context, KeyValue,
}; };
@ -34,7 +34,7 @@ use garage_util::metrics::{gen_trace_id, RecordDuration};
struct WebMetrics { struct WebMetrics {
request_counter: Counter<u64>, request_counter: Counter<u64>,
error_counter: Counter<u64>, error_counter: Counter<u64>,
request_duration: ValueRecorder<f64>, request_duration: Histogram<f64>,
} }
impl WebMetrics { impl WebMetrics {
@ -50,7 +50,7 @@ impl WebMetrics {
.with_description("Number of requests to the web endpoint resulting in errors") .with_description("Number of requests to the web endpoint resulting in errors")
.init(), .init(),
request_duration: meter request_duration: meter
.f64_value_recorder("web.request_duration") .f64_histogram("web.request_duration")
.with_description("Duration of requests to the web endpoint") .with_description("Duration of requests to the web endpoint")
.init(), .init(),
} }
@ -127,7 +127,9 @@ impl WebServer {
.await; .await;
// More instrumentation // More instrumentation
self.metrics.request_counter.add(1, &metrics_tags[..]); self.metrics
.request_counter
.add(&Context::current(), 1, &metrics_tags[..]);
// Returning the result // Returning the result
match res { match res {
@ -144,6 +146,7 @@ impl WebServer {
error error
); );
self.metrics.error_counter.add( self.metrics.error_counter.add(
&Context::current(),
1, 1,
&[ &[
metrics_tags[0].clone(), metrics_tags[0].clone(),