Update to newest otel libs and rust 1.76

Cargo.toml

@@ -15,20 +15,60 @@ include = ["src/**/*.rs", "README.md", "LICENSE-APACHE", "LICENSE-MIT"]
 resolver = "2"
 
 [dependencies]
-opentelemetry = { version =  "0.20", features = ["rt-tokio"] }
-opentelemetry-otlp = { version = "0.13", features = ["prost", "tokio", "http-proto", "reqwest-client" ] }
+opentelemetry = { version = "0.22" }
+opentelemetry-otlp = { version = "0.15", features = [
+    "prost",
+    "tokio",
+    "http-proto",
+    "reqwest-client",
+] }
 tracing-core = { version = "0.1", default-features = false, features = ["std"] }
-tracing-opentelemetry = { version = "0.21", default-features = false }
-tracing-subscriber = { version = "0.3", default-features = false, features = ["smallvec", "std", "registry", "fmt", "json" ] }
+tracing-opentelemetry = { version = "0.23", default-features = false }
+tracing-subscriber = { version = "0.3", default-features = false, features = [
+    "smallvec",
+    "std",
+    "registry",
+    "fmt",
+    "json",
+] }
 reqwest = { version = "0.11", default-features = false }
 thiserror = "1"
-opentelemetry-semantic-conventions = "0.12"
+opentelemetry-semantic-conventions = "0.14"
 url = "2.4.1"
+opentelemetry_sdk = { version = "0.22.1", features = ["rt-tokio"] }
 
 [dev-dependencies]
-tokio = "1"
-tracing = { version = "0.1", features = [ "log" ] }
-opentelemetry = { version =  "0.20", features = ["rt-tokio"] }
+tokio = { version = "1", features = ["full", "tracing"] }
+tracing = { version = "0.1", features = ["log"] }
+opentelemetry = { version = "0.22" }
+anyhow = "1.0.80"
+uuid = { version = "1", features = ["v4"] }
+tracing-subscriber = { version = "0.3", default-features = false, features = [
+    "smallvec",
+    "std",
+    "registry",
+    "fmt",
+    "json",
+    "ansi",
+] }
+
+# Example that demonstrates how to use the `tracing-axiom` layer with the `tracing-subscriber` crate.
+[[example]]
+name = "layers"
+
+# Simple most example use of `tracing-axiom`.
+[[example]]
+name = "simple"
+
+# Example that demonstrates using a nice color and formating
+[[example]]
+name = "fmt"
+
+
+# Demonstrate setting config in the code
+[[example]]
+name = "noenv"
+
 
 [features]
 default = ["default-tls"]

README.md

@@ -40,6 +40,10 @@ Now you can set up tracing in one line like this:
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     tracing_axiom::init()?;
     say_hello();
+
+    // Ensure that the tracing provider is shutdown correctly
+    opentelemetry::global::shutdown_tracer_provider();
+
     Ok(())
 }
 
@@ -52,7 +56,7 @@ pub fn say_hello() {
 For further examples, head over to the [examples](examples) directory.
 
 > **Note**: Due to a limitation of an underlying library, [events outside of a 
-> span are not recorded](https://docs.rs/tracing-opentelemetry/0.17.4/src/tracing_opentelemetry/layer.rs.html#807).
+> span are not recorded](https://docs.rs/tracing-opentelemetry/latest/src/tracing_opentelemetry/layer.rs.html#807).
 
 ## Features
 
@@ -66,6 +70,7 @@ that can be enabled or disabled:
 - **rustls-tls**: Enables TLS functionality provided by `rustls`.
 
 ## FAQ & Troubleshooting
+
 ### How do I log traces to the console in addition to Axiom?
 You can use this library to get a [`tracing-subscriber::layer`](https://docs.rs/tracing-subscriber/latest/tracing_subscriber/layer/index.html) 
 and combine it with other layers, for example one that prints traces to the 

examples/fmt/src/main.rs → examples/fmt/main.rs

@@ -12,6 +12,9 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
 
     say_hello();
 
+    // Ensure that the tracing provider is shutdown correctly
+    opentelemetry::global::shutdown_tracer_provider();
+
     Ok(())
 }
 

examples/layers/src/main.rs → examples/layers/main.rs

@@ -1,5 +1,5 @@
 use opentelemetry::global;
-use opentelemetry::sdk::propagation::TraceContextPropagator;
+use opentelemetry_sdk::propagation::TraceContextPropagator;
 use tracing::{info, instrument};
 use tracing_subscriber::prelude::__tracing_subscriber_SubscriberExt;
 use tracing_subscriber::util::SubscriberInitExt;
@@ -59,5 +59,8 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
 
     // do something with result ...
 
+    // Ensure that the tracing provider is shutdown correctly
+    opentelemetry::global::shutdown_tracer_provider();
+
     Ok(())
 }

examples/noenv/src/main.rs → examples/noenv/main.rs

@@ -10,15 +10,18 @@ fn say_hi(id: Uuid, name: impl Into<String> + std::fmt::Debug) {
 async fn main() -> Result<(), Box<dyn std::error::Error>> {
     tracing_axiom::builder()
         .with_tags(&[("aws_region", "us-east-1")]) // Set otel tags
-        .with_dataset("tracing-axiom-examples".to_string()) // Set dataset
+        .with_dataset("tracing-axiom-examples") // Set dataset
         .with_token("xaat-some-valid-token") // Set API token
-        .with_url("Some valid URL other than default") // Set URL
+        .with_url("http://localhost:4318") // Set URL, can be changed to any OTEL endpoint
         .init()?; // Initialize tracing
 
     let uuid = Uuid::new_v4();
     say_hi(uuid, "world");
 
     // do something with result ...
 
+    // Ensure that the tracing provider is shutdown correctly
+    opentelemetry::global::shutdown_tracer_provider();
+
     Ok(())
 }

examples/simple/main.rs

@@ -0,0 +1,17 @@
+use tracing::{error, instrument};
+
+#[instrument]
+fn say_hello() {
+    error!("hello world")
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    tracing_axiom::init()?;
+    say_hello();
+
+    // Ensure that the tracing provider is shutdown correctly
+    opentelemetry::global::shutdown_tracer_provider();
+
+    Ok(())
+}