Update opentelemetry libraries

otel has been released with the changes we needed, we can now avoid parsing header env var manually.

Fixes restatedev#1217

Cargo.toml

@@ -111,9 +111,9 @@ hyper-rustls = { version = "0.24.1", features = ["http2"] }
 itertools = "0.11.0"
 metrics = { version = "0.22" }
 once_cell = "1.18"
-opentelemetry = { version = "0.20.0" }
-opentelemetry-http = { version = "0.9.0" }
-opentelemetry_api = { version = "0.20.0" }
+opentelemetry = { version = "0.22.0" }
+opentelemetry-http = { version = "0.11.1" }
+opentelemetry_sdk = { version = "0.22.1" }
 paste = "1.0"
 pin-project = "1.0"
 prost = "0.12.1"
@@ -147,7 +147,7 @@ tonic-build = "0.11.0"
 tower = "0.4"
 tower-http = { version = "0.4", default-features = false }
 tracing = "0.1"
-tracing-opentelemetry = { version = "0.21.0" }
+tracing-opentelemetry = { version = "0.23.0" }
 tracing-subscriber = { version = "0.3", features = ["env-filter", "fmt"] }
 tracing-test = { version = "0.2.4" }
 ulid = { version = "1.1.0" }
@@ -170,4 +170,4 @@ strip = true    # Automatically strip symbols from the binary.
 
 [profile.bench]
 # Should be enabled for benchmarking runs; increases binary size
-debug = true
+debug = true

crates/ingress-http/Cargo.toml

@@ -51,6 +51,7 @@ http-old = { package = "http", version = "0.2.12" }
 
 # Tracing
 opentelemetry = { workspace = true }
+opentelemetry_sdk = { workspace = true }
 tracing = { workspace = true }
 tracing-opentelemetry = { workspace = true }
 

crates/ingress-http/src/layers/tracing_context_extractor.rs

@@ -10,7 +10,7 @@
 
 use http::{HeaderMap, Request};
 use opentelemetry::propagation::{Extractor, TextMapPropagator};
-use opentelemetry::sdk::propagation::TraceContextPropagator;
+use opentelemetry_sdk::propagation::TraceContextPropagator;
 use std::task::{Context, Poll};
 use tower::{Layer, Service};
 

crates/ingress-kafka/Cargo.toml

@@ -26,7 +26,7 @@ base64 = { workspace = true }
 bytes = { workspace = true }
 derive_builder = { workspace = true }
 drain = { workspace = true }
-opentelemetry_api = { workspace = true }
+opentelemetry = { workspace = true }
 prost = { workspace = true }
 rdkafka = { version = "0.34", features = ["libz-static", "cmake-build"] }
 schemars = { workspace = true, optional = true }
@@ -45,4 +45,3 @@ restate-types = { workspace = true, features = ["test-util"] }
 
 base64 = { workspace = true }
 serde_json = { workspace = true }
-

crates/ingress-kafka/src/consumer_task.rs

@@ -10,7 +10,7 @@
 
 use base64::Engine;
 use bytes::Bytes;
-use opentelemetry_api::trace::TraceContextExt;
+use opentelemetry::trace::TraceContextExt;
 use rdkafka::consumer::{Consumer, DefaultConsumerContext, StreamConsumer};
 use rdkafka::error::KafkaError;
 use rdkafka::message::BorrowedMessage;

crates/invoker-impl/Cargo.toml

@@ -37,6 +37,7 @@ hyper = { workspace = true, features = ["http1", "http2", "client", "tcp", "stre
 itertools = { workspace = true }
 metrics = { workspace = true }
 opentelemetry = { workspace = true }
+opentelemetry_sdk = { workspace = true }
 opentelemetry-http = { workspace = true }
 schemars = { workspace = true, optional = true }
 serde = { workspace = true }

crates/invoker-impl/src/invocation_task.rs

@@ -18,7 +18,7 @@ use hyper::http::response::Parts as ResponseParts;
 use hyper::http::HeaderValue;
 use hyper::{http, Body, HeaderMap, Response};
 use opentelemetry::propagation::TextMapPropagator;
-use opentelemetry::sdk::propagation::TraceContextPropagator;
+use opentelemetry_sdk::propagation::TraceContextPropagator;
 use opentelemetry_http::HeaderInjector;
 use restate_errors::warn_it;
 use restate_invoker_api::{

crates/storage-proto/Cargo.toml

@@ -9,7 +9,7 @@ publish = false
 
 [features]
 default = []
-conversion = ["dep:restate-types", "dep:restate-storage-api", "dep:thiserror", "dep:anyhow", "dep:bytes", "dep:bytestring", "dep:opentelemetry_api"]
+conversion = ["dep:restate-types", "dep:restate-storage-api", "dep:thiserror", "dep:anyhow", "dep:bytes", "dep:bytestring", "dep:opentelemetry"]
 
 [dependencies]
 restate-types = { workspace = true, optional = true }
@@ -18,7 +18,7 @@ restate-storage-api = { workspace = true, optional = true }
 anyhow = { workspace = true, optional = true }
 bytes = { workspace = true, optional = true }
 bytestring = { workspace = true, optional = true }
-opentelemetry_api = { workspace = true, optional = true }
+opentelemetry = { workspace = true, optional = true }
 prost = { workspace = true }
 prost-types = { workspace = true }
 thiserror = { workspace = true, optional = true }

crates/storage-proto/src/lib.rs

@@ -53,7 +53,7 @@ pub mod storage {
             use anyhow::anyhow;
             use bytes::{Buf, Bytes};
             use bytestring::ByteString;
-            use opentelemetry_api::trace::TraceState;
+            use opentelemetry::trace::TraceState;
             use restate_storage_api::StorageError;
             use restate_types::errors::{IdDecodeError, InvocationError};
             use restate_types::invocation::{InvocationTermination, TerminationFlavor};
@@ -1151,9 +1151,8 @@ pub mod storage {
                     } = value;
 
                     let trace_id = try_bytes_into_trace_id(trace_id)?;
-                    let span_id =
-                        opentelemetry_api::trace::SpanId::from_bytes(span_id.to_be_bytes());
-                    let trace_flags = opentelemetry_api::trace::TraceFlags::new(
+                    let span_id = opentelemetry::trace::SpanId::from_bytes(span_id.to_be_bytes());
+                    let trace_flags = opentelemetry::trace::TraceFlags::new(
                         u8::try_from(trace_flags).map_err(ConversionError::invalid_data)?,
                     );
 
@@ -1167,7 +1166,7 @@ pub mod storage {
 
                     Ok(
                         restate_types::invocation::ServiceInvocationSpanContext::new(
-                            opentelemetry_api::trace::SpanContext::new(
+                            opentelemetry::trace::SpanContext::new(
                                 trace_id,
                                 span_id,
                                 trace_flags,
@@ -1210,7 +1209,7 @@ pub mod storage {
                     match value.kind.ok_or(ConversionError::missing_field("kind"))? {
                         span_relation::Kind::Parent(span_relation::Parent { span_id }) => {
                             let span_id =
-                                opentelemetry_api::trace::SpanId::from_bytes(span_id.to_be_bytes());
+                                opentelemetry::trace::SpanId::from_bytes(span_id.to_be_bytes());
                             Ok(Self::Parent(span_id))
                         }
                         span_relation::Kind::Linked(span_relation::Linked {
@@ -1219,7 +1218,7 @@ pub mod storage {
                         }) => {
                             let trace_id = try_bytes_into_trace_id(trace_id)?;
                             let span_id =
-                                opentelemetry_api::trace::SpanId::from_bytes(span_id.to_be_bytes());
+                                opentelemetry::trace::SpanId::from_bytes(span_id.to_be_bytes());
                             Ok(Self::Linked(trace_id, span_id))
                         }
                     }
@@ -1246,7 +1245,7 @@ pub mod storage {
 
             fn try_bytes_into_trace_id(
                 mut bytes: Bytes,
-            ) -> Result<opentelemetry_api::trace::TraceId, ConversionError> {
+            ) -> Result<opentelemetry::trace::TraceId, ConversionError> {
                 if bytes.len() != 16 {
                     return Err(ConversionError::InvalidData(anyhow!(
                         "trace id pb definition needs to contain exactly 16 bytes"
@@ -1256,7 +1255,7 @@ pub mod storage {
                 let mut bytes_array = [0; 16];
                 bytes.copy_to_slice(&mut bytes_array);
 
-                Ok(opentelemetry_api::trace::TraceId::from_bytes(bytes_array))
+                Ok(opentelemetry::trace::TraceId::from_bytes(bytes_array))
             }
 
             impl TryFrom<ServiceInvocationResponseSink>

crates/tracing-instrumentation/Cargo.toml

@@ -20,17 +20,15 @@ console-subscriber = { version = "0.2.0", optional = true }
 derive_builder = { workspace = true }
 nu-ansi-term = "0.46.0"
 once_cell = { workspace = true }
-opentelemetry = { workspace = true, features = ["rt-tokio"] }
-opentelemetry-contrib = { version = "0.12.0", features = ["jaeger_json_exporter", "rt-tokio"] }
-opentelemetry-otlp = { version = "0.13.0" }
-opentelemetry-semantic-conventions = "0.12.0"
+opentelemetry = { workspace = true }
+opentelemetry-contrib = { version = "0.14.0", features = ["jaeger_json_exporter", "rt-tokio"] }
+opentelemetry-otlp = { version = "0.15.0" }
+opentelemetry_sdk = { workspace = true }
+opentelemetry-semantic-conventions = "0.14.0"
 schemars = { workspace = true, optional = true }
 serde = { workspace = true }
 thiserror = { workspace = true }
 tokio = { workspace = true, optional = true }
-# pin the version that opentelemetry-otlp uses; this dependency can be removed when otlp crate is released with
-# support for building tonic metadata from env vars
-tonic = { version = "0.9.2" }
 tracing = { workspace = true }
 tracing-opentelemetry = { workspace = true }
 tracing-subscriber = { workspace = true, features = ["json"] }

crates/tracing-instrumentation/src/lib.rs

@@ -17,16 +17,15 @@ use crate::pretty::PrettyFields;
 use crate::processor::ResourceModifyingSpanProcessor;
 use crate::tracer::SpanModifyingTracer;
 use metrics_tracing_context::MetricsLayer;
-use opentelemetry::sdk::trace::BatchSpanProcessor;
 use opentelemetry::trace::{TraceError, TracerProvider};
+use opentelemetry::KeyValue;
 use opentelemetry_contrib::trace::exporter::jaeger_json::JaegerJsonExporter;
 use opentelemetry_otlp::{SpanExporterBuilder, WithExportConfig};
+use opentelemetry_sdk::trace::BatchSpanProcessor;
 use pretty::Pretty;
 use restate_types::config::{CommonOptions, LogFormat};
 use std::env;
 use std::fmt::Display;
-use std::str::FromStr;
-use tonic::metadata::{MetadataKey, MetadataMap, MetadataValue};
 use tracing::{info, warn, Level};
 use tracing_subscriber::filter::{Filtered, ParseError};
 use tracing_subscriber::fmt::time::SystemTime;
@@ -69,32 +68,41 @@ where
         return Ok(None);
     }
 
-    let resource = opentelemetry::sdk::Resource::new(vec![
-        opentelemetry_semantic_conventions::resource::SERVICE_NAME.string(service_name.clone()),
-        opentelemetry_semantic_conventions::resource::SERVICE_NAMESPACE.string("Restate"),
-        opentelemetry_semantic_conventions::resource::SERVICE_INSTANCE_ID
-            .string(instance_id.to_string()),
-        opentelemetry_semantic_conventions::resource::SERVICE_VERSION
-            .string(env!("CARGO_PKG_VERSION")),
+    let resource = opentelemetry_sdk::Resource::new(vec![
+        KeyValue::new(
+            opentelemetry_semantic_conventions::resource::SERVICE_NAME,
+            service_name.clone(),
+        ),
+        KeyValue::new(
+            opentelemetry_semantic_conventions::resource::SERVICE_NAMESPACE,
+            "Restate",
+        ),
+        KeyValue::new(
+            opentelemetry_semantic_conventions::resource::SERVICE_INSTANCE_ID,
+            instance_id.to_string(),
+        ),
+        KeyValue::new(
+            opentelemetry_semantic_conventions::resource::SERVICE_VERSION,
+            env!("CARGO_PKG_VERSION"),
+        ),
     ]);
 
     // the following logic is based on `opentelemetry_otlp::span::build_batch_with_exporter`
     // but also injecting ResourceModifyingSpanProcessor around the BatchSpanProcessor
 
-    let mut tracer_provider_builder = opentelemetry::sdk::trace::TracerProvider::builder()
-        .with_config(opentelemetry::sdk::trace::config().with_resource(resource));
+    let mut tracer_provider_builder = opentelemetry_sdk::trace::TracerProvider::builder()
+        .with_config(opentelemetry_sdk::trace::config().with_resource(resource));
 
     if let Some(endpoint) = &common_opts.tracing_endpoint {
         let exporter = SpanExporterBuilder::from(
             opentelemetry_otlp::new_exporter()
                 .tonic()
-                .with_endpoint(endpoint)
-                .with_metadata(parse_headers_from_env()),
+                .with_endpoint(endpoint),
         )
         .build_span_exporter()?;
         tracer_provider_builder =
             tracer_provider_builder.with_span_processor(ResourceModifyingSpanProcessor::new(
-                BatchSpanProcessor::builder(exporter, opentelemetry::runtime::Tokio).build(),
+                BatchSpanProcessor::builder(exporter, opentelemetry_sdk::runtime::Tokio).build(),
             ));
     }
 
@@ -106,9 +114,9 @@ where
                         path.into(),
                         "trace".to_string(),
                         service_name,
-                        opentelemetry::runtime::Tokio,
+                        opentelemetry_sdk::runtime::Tokio,
                     ),
-                    opentelemetry::runtime::Tokio,
+                    opentelemetry_sdk::runtime::Tokio,
                 )
                 .build(),
             ));
@@ -134,42 +142,6 @@ where
     ))
 }
 
-// Until https://github.com/open-telemetry/opentelemetry-rust/pull/1377 is released, we copy its logic
-// here to include trace headers in OTLP requests
-fn parse_headers_from_env() -> MetadataMap {
-    env::var("OTEL_EXPORTER_OTLP_TRACES_HEADERS")
-        .or_else(|_| env::var("OTEL_EXPORTER_OTLP_HEADERS"))
-        .map(|input| {
-            let iter = parse_header_string(&input).filter_map(|(key, value)| {
-                Some((
-                    MetadataKey::from_str(key).ok()?,
-                    MetadataValue::try_from(value).ok()?,
-                ))
-            });
-            let (_, upper) = iter.size_hint();
-            let mut map = MetadataMap::with_capacity(upper.unwrap_or_default());
-            iter.for_each(|(key, value)| {
-                map.insert(key, value);
-            });
-            map
-        })
-        .unwrap_or_default()
-}
-
-fn parse_header_string(value: &str) -> impl Iterator<Item = (&str, &str)> {
-    value
-        .split_terminator(',')
-        .map(str::trim)
-        .filter_map(parse_header_key_value_string)
-}
-
-fn parse_header_key_value_string(key_value_string: &str) -> Option<(&str, &str)> {
-    key_value_string
-        .split_once('=')
-        .map(|(key, value)| (key.trim(), value.trim()))
-        .filter(|(key, value)| !key.is_empty() && !value.is_empty())
-}
-
 #[allow(clippy::type_complexity)]
 fn build_logging_layer<S>(
     common_opts: &CommonOptions,

crates/tracing-instrumentation/src/processor.rs

@@ -8,11 +8,11 @@
 // the Business Source License, use of this software will be governed
 // by the Apache License, Version 2.0.
 
-use opentelemetry::sdk::export::trace::SpanData;
-use opentelemetry::sdk::trace::Span;
-use opentelemetry::sdk::Resource;
 use opentelemetry::trace::TraceResult;
 use opentelemetry::{Context, Key, KeyValue};
+use opentelemetry_sdk::export::trace::SpanData;
+use opentelemetry_sdk::trace::Span;
+use opentelemetry_sdk::Resource;
 use opentelemetry_semantic_conventions::resource::SERVICE_NAME;
 use std::borrow::Cow;
 
@@ -33,7 +33,7 @@ impl<T> ResourceModifyingSpanProcessor<T> {
     }
 }
 
-impl<T: opentelemetry::sdk::trace::SpanProcessor> opentelemetry::sdk::trace::SpanProcessor
+impl<T: opentelemetry_sdk::trace::SpanProcessor> opentelemetry_sdk::trace::SpanProcessor
     for ResourceModifyingSpanProcessor<T>
 {
     fn on_start(&self, span: &mut Span, cx: &Context) {
@@ -43,9 +43,11 @@ impl<T: opentelemetry::sdk::trace::SpanProcessor> opentelemetry::sdk::trace::Spa
     fn on_end(&self, data: SpanData) {
         let mut data = data;
 
-        if let Some(service_name) = data.attributes.get(&RPC_SERVICE) {
+        if let Some(service_name_attribute) =
+            data.attributes.iter().find(|kv| kv.key == RPC_SERVICE)
+        {
             data.resource = Cow::Owned(data.resource.merge(&Resource::new(std::iter::once(
-                KeyValue::new(SERVICE_NAME, service_name.clone()),
+                KeyValue::new(SERVICE_NAME, service_name_attribute.value.clone()),
             ))));
         };