Remove experimental tracing

Removes the otel tracing added in [#652](#652) which was introduced before the `libcnb` tracing support in [heroku/libcnb.rs#723](heroku/libcnb.rs#723).

This is also blocking the dependency updates in [#942](#942).

buildpacks/nodejs-corepack/Cargo.toml

@@ -11,7 +11,6 @@ heroku-nodejs-utils.workspace = true
 indoc = "2"
 libcnb = { version = "=0.23.0", features = ["trace"] }
 libherokubuildpack = { version = "=0.23.0", default-features = false, features = ["log"] }
-opentelemetry = "0.24"
 serde = "1"
 thiserror = "1"
 

buildpacks/nodejs-corepack/src/main.rs

@@ -1,14 +1,11 @@
 use heroku_nodejs_utils::package_json::{PackageJson, PackageJsonError};
-use heroku_nodejs_utils::telemetry::init_tracer;
 use libcnb::build::{BuildContext, BuildResult, BuildResultBuilder};
 use libcnb::data::build_plan::BuildPlanBuilder;
 use libcnb::detect::{DetectContext, DetectResult, DetectResultBuilder};
 use libcnb::generic::GenericMetadata;
 use libcnb::generic::GenericPlatform;
 use libcnb::{buildpack_main, Buildpack, Env};
 use libherokubuildpack::log::log_header;
-use opentelemetry::trace::{TraceContextExt, Tracer};
-use opentelemetry::KeyValue;
 
 use crate::enable_corepack::enable_corepack;
 use crate::prepare_corepack::prepare_corepack;
@@ -35,67 +32,51 @@ impl Buildpack for CorepackBuildpack {
     type Error = CorepackBuildpackError;
 
     fn detect(&self, context: DetectContext<Self>) -> libcnb::Result<DetectResult, Self::Error> {
-        let tracer = init_tracer(context.buildpack_descriptor.buildpack.id.to_string());
-        tracer.in_span("nodejs-corepack-detect", |_cx| {
-            // Corepack requires the `packageManager` key from `package.json`.
-            // This buildpack won't be detected without it.
-            let pkg_json_path = context.app_dir.join("package.json");
-            if pkg_json_path.exists() {
-                let pkg_json = PackageJson::read(pkg_json_path)
-                    .map_err(CorepackBuildpackError::PackageJson)?;
-                cfg::get_supported_package_manager(&pkg_json).map_or_else(
-                    || DetectResultBuilder::fail().build(),
-                    |pkg_mgr| {
-                        DetectResultBuilder::pass()
-                            .build_plan(
-                                BuildPlanBuilder::new()
-                                    .requires("node")
-                                    .requires(&pkg_mgr)
-                                    .provides(pkg_mgr)
-                                    .build(),
-                            )
-                            .build()
-                    },
-                )
-            } else {
-                DetectResultBuilder::fail().build()
-            }
-        })
+        // Corepack requires the `packageManager` key from `package.json`.
+        // This buildpack won't be detected without it.
+        let pkg_json_path = context.app_dir.join("package.json");
+        if pkg_json_path.exists() {
+            let pkg_json =
+                PackageJson::read(pkg_json_path).map_err(CorepackBuildpackError::PackageJson)?;
+            cfg::get_supported_package_manager(&pkg_json).map_or_else(
+                || DetectResultBuilder::fail().build(),
+                |pkg_mgr| {
+                    DetectResultBuilder::pass()
+                        .build_plan(
+                            BuildPlanBuilder::new()
+                                .requires("node")
+                                .requires(&pkg_mgr)
+                                .provides(pkg_mgr)
+                                .build(),
+                        )
+                        .build()
+                },
+            )
+        } else {
+            DetectResultBuilder::fail().build()
+        }
     }
 
     fn build(&self, context: BuildContext<Self>) -> libcnb::Result<BuildResult, Self::Error> {
-        let tracer = init_tracer(context.buildpack_descriptor.buildpack.id.to_string());
-        tracer.in_span("nodejs-corepack-build", |cx| {
-            let pkg_mgr = PackageJson::read(context.app_dir.join("package.json"))
-                .map_err(CorepackBuildpackError::PackageJson)?
-                .package_manager
-                .ok_or(CorepackBuildpackError::PackageManagerMissing)?;
+        let pkg_mgr = PackageJson::read(context.app_dir.join("package.json"))
+            .map_err(CorepackBuildpackError::PackageJson)?
+            .package_manager
+            .ok_or(CorepackBuildpackError::PackageManagerMissing)?;
 
-            cx.span().set_attributes([
-                KeyValue::new("package_manager.name", pkg_mgr.name.clone()),
-                KeyValue::new("package_manager.version", pkg_mgr.version.to_string()),
-            ]);
+        let env = &Env::from_current();
 
-            let env = &Env::from_current();
+        let corepack_version =
+            cmd::corepack_version(env).map_err(CorepackBuildpackError::CorepackVersion)?;
 
-            let corepack_version =
-                cmd::corepack_version(env).map_err(CorepackBuildpackError::CorepackVersion)?;
+        log_header(format!(
+            "Installing {} {} via corepack {corepack_version}",
+            pkg_mgr.name, pkg_mgr.version
+        ));
 
-            cx.span().set_attribute(KeyValue::new(
-                "corepack.version",
-                corepack_version.to_string(),
-            ));
+        enable_corepack(&context, &corepack_version, &pkg_mgr, env)?;
+        prepare_corepack(&context, &pkg_mgr, env)?;
 
-            log_header(format!(
-                "Installing {} {} via corepack {corepack_version}",
-                pkg_mgr.name, pkg_mgr.version
-            ));
-
-            enable_corepack(&context, &corepack_version, &pkg_mgr, env)?;
-            prepare_corepack(&context, &pkg_mgr, env)?;
-
-            BuildResultBuilder::new().build()
-        })
+        BuildResultBuilder::new().build()
     }
 
     fn on_error(&self, err: libcnb::Error<Self::Error>) {

common/nodejs-utils/Cargo.toml

@@ -15,9 +15,6 @@ indoc = "2"
 keep_a_changelog_file = "0.1.0"
 libcnb-data = "=0.23.0"
 node-semver = "2"
-opentelemetry = "0.24"
-opentelemetry_sdk = { version = "0.24", features = ["trace"] }
-opentelemetry-stdout = { version = "0.5", features = ["trace"] }
 regex = "1"
 serde = { version = "1", features = ['derive'] }
 serde_json = "1"

common/nodejs-utils/src/lib.rs

@@ -10,5 +10,4 @@ mod npmjs_org;
 pub mod package_json;
 pub mod package_manager;
 mod s3;
-pub mod telemetry;
 pub mod vrs;