feat: update otel versions for prometheus to 0.30

Author: sandhose

opentelemetry-prometheus/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## vNext
 
+- Update `opentelemetry` dependency version to 0.30
+- Update `opentelemetry_sdk` dependency version to 0.30
+- Update `opentelemetry-semantic-conventions` dependency version to 0.30
+
 ## 0.29.1
 
 Released 2025-April-11

opentelemetry-prometheus/Cargo.toml

@@ -21,13 +21,13 @@ rustdoc-args = ["--cfg", "docsrs"]
 
 [dependencies]
 once_cell = { version = "1.13" }
-opentelemetry = { version = "0.29", default-features = false, features = ["metrics"] }
-opentelemetry_sdk = { version = "0.29", default-features = false, features = ["metrics"] }
+opentelemetry = { version = "0.30", default-features = false, features = ["metrics"] }
+opentelemetry_sdk = { version = "0.30", default-features = false, features = ["metrics", "experimental_metrics_custom_reader"] }
 prometheus = "0.14"
 tracing = { version = ">=0.1.40", default-features = false, optional = true } # optional for opentelemetry internal logging
 
 [dev-dependencies]
-opentelemetry-semantic-conventions = { version = "0.29" }
+opentelemetry-semantic-conventions = { version = "0.30" }
 http-body-util = { version = "0.1" }
 hyper = { version = "1.3", features = ["full"] }
 hyper-util = { version = "0.1", features = ["full"] }

opentelemetry-prometheus/src/config.rs

@@ -1,6 +1,6 @@
 use core::fmt;
 use once_cell::sync::OnceCell;
-use opentelemetry_sdk::metrics::{ManualReaderBuilder, MetricError, MetricResult};
+use opentelemetry_sdk::{error::OTelSdkError, metrics::ManualReaderBuilder};
 use std::sync::{Arc, Mutex};
 
 use crate::{Collector, PrometheusExporter, ResourceSelector};
@@ -115,7 +115,7 @@ impl ExporterBuilder {
     }
 
     /// Creates a new [PrometheusExporter] from this configuration.
-    pub fn build(self) -> MetricResult<PrometheusExporter> {
+    pub fn build(self) -> Result<PrometheusExporter, OTelSdkError> {
         let reader = Arc::new(self.reader.build());
 
         let collector = Collector {
@@ -134,7 +134,7 @@ impl ExporterBuilder {
         let registry = self.registry.unwrap_or_default();
         registry
             .register(Box::new(collector))
-            .map_err(|e| MetricError::Other(e.to_string()))?;
+            .map_err(|e| OTelSdkError::InternalFailure(e.to_string()))?;
 
         Ok(PrometheusExporter { reader })
     }