Deuxfleurs/garage
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Reorganize dependencies #373

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lx merged 28 commits from improve-deps into main 2022-09-08 13:45:09 +00:00
Conversation 0 Commits 28 Files changed 43 +38 -24
3 changed files with 38 additions and 24 deletions
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5
src/api/Cargo.toml
View file

@ -54,10 +54,11 @@ quick-xml = { version = "0.21", features = [ "serialize" ] }
url = "2.1"
opentelemetry = "0.17"
opentelemetry-prometheus = "0.10"
opentelemetry-prometheus = { version = "0.10", optional = true }
opentelemetry-otlp = { version = "0.10", optional = true }
prometheus = "0.13"
prometheus = { version = "0.13", optional = true }
[features]
k2v = [ "garage_util/k2v", "garage_model/k2v" ]
metrics = [ "opentelemetry-prometheus", "prometheus" ]
telemetry-otlp = ["opentelemetry-otlp"]

49
src/api/admin/api_server.rs
View file

@ -3,13 +3,14 @@ use std::sync::Arc;
use async_trait::async_trait;
use futures::future::Future;
use http::header::{
ACCESS_CONTROL_ALLOW_METHODS, ACCESS_CONTROL_ALLOW_ORIGIN, ALLOW, CONTENT_TYPE,
};
use http::header::{ACCESS_CONTROL_ALLOW_METHODS, ACCESS_CONTROL_ALLOW_ORIGIN, ALLOW};
use hyper::{Body, Request, Response};
use opentelemetry::trace::{SpanRef, Tracer};
use opentelemetry::trace::SpanRef;
#[cfg(feature = "metrics")]
use opentelemetry_prometheus::PrometheusExporter;
#[cfg(feature = "metrics")]
use prometheus::{Encoder, TextEncoder};
use garage_model::garage::Garage;
@ -25,6 +26,7 @@ use crate::admin::router::{Authorization, Endpoint};
pub struct AdminApiServer {
garage: Arc<Garage>,
#[cfg(feature = "metrics")]
exporter: PrometheusExporter,
metrics_token: Option<String>,
admin_token: Option<String>,
@ -32,7 +34,6 @@ pub struct AdminApiServer {
impl AdminApiServer {
pub fn new(garage: Arc<Garage>) -> Self {
let exporter = opentelemetry_prometheus::exporter().init();
let cfg = &garage.config.admin;
let metrics_token = cfg
.metrics_token
@ -44,7 +45,8 @@ impl AdminApiServer {
.map(|tok| format!("Bearer {}", tok));
Self {
garage,
exporter,
#[cfg(feature = "metrics")]
exporter: opentelemetry_prometheus::exporter().init(),
metrics_token,
admin_token,
}
@ -71,22 +73,31 @@ impl AdminApiServer {
}
fn handle_metrics(&self) -> Result<Response<Body>, Error> {
let mut buffer = vec![];
let encoder = TextEncoder::new();
#[cfg(feature = "metrics")]
{
use opentelemetry::trace::Tracer;
let tracer = opentelemetry::global::tracer("garage");
let metric_families = tracer.in_span("admin/gather_metrics", |_| {
self.exporter.registry().gather()
});
let mut buffer = vec![];
let encoder = TextEncoder::new();
encoder
.encode(&metric_families, &mut buffer)
.ok_or_internal_error("Could not serialize metrics")?;
let tracer = opentelemetry::global::tracer("garage");
let metric_families = tracer.in_span("admin/gather_metrics", |_| {
self.exporter.registry().gather()
});
Ok(Response::builder()
.status(200)
.header(CONTENT_TYPE, encoder.format_type())
.body(Body::from(buffer))?)
encoder
.encode(&metric_families, &mut buffer)
.ok_or_internal_error("Could not serialize metrics")?;
Ok(Response::builder()
.status(200)
.header(http::header::CONTENT_TYPE, encoder.format_type())
.body(Body::from(buffer))?)
}
#[cfg(not(feature = "metrics"))]
Err(Error::bad_request(
"Garage was built without the metrics feature".to_string(),
))
}
}

8
src/garage/Cargo.toml
View file

@ -55,9 +55,9 @@ tokio = { version = "1.0", default-features = false, features = ["rt", "rt-multi
netapp = "0.4"
opentelemetry = { version = "0.17", features = [ "rt-tokio" ] }
opentelemetry-prometheus = "0.10"
opentelemetry-prometheus = { version = "0.10", optional = true }
opentelemetry-otlp = { version = "0.10", optional = true }
prometheus = "0.13"
prometheus = { version = "0.13", optional = true }
[dev-dependencies]
aws-sdk-s3 = "0.8"
@ -74,9 +74,11 @@ base64 = "0.13"
[features]
default = [ "bundled-libs" ]
default = [ "bundled-libs", "metrics" ]
kubernetes-discovery = [ "garage_rpc/kubernetes-discovery" ]
k2v = [ "garage_util/k2v", "garage_api/k2v" ]
# Prometheus exporter (/metrics endpoint).
metrics = [ "garage_api/metrics", "opentelemetry-prometheus", "prometheus" ]
# Exporter for the OpenTelemetry Collector.
telemetry-otlp = [ "opentelemetry-otlp", "garage_api/telemetry-otlp" ]