From a55bd1fda6404e5546db235144dc042934e6aea2 Mon Sep 17 00:00:00 2001
From: David Pitoniak <davidpitoniak32@gmail.com>
Date: Sun, 15 Dec 2024 10:32:49 -0500
Subject: [PATCH] otlp: spawn thread to create blocking reqwest client

---
 opentelemetry-otlp/src/exporter/http/mod.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/opentelemetry-otlp/src/exporter/http/mod.rs b/opentelemetry-otlp/src/exporter/http/mod.rs
index da6c280a61..e718960686 100644
--- a/opentelemetry-otlp/src/exporter/http/mod.rs
+++ b/opentelemetry-otlp/src/exporter/http/mod.rs
@@ -66,8 +66,11 @@ pub struct HttpConfig {
 impl Default for HttpConfig {
     fn default() -> Self {
         #[cfg(feature = "reqwest-blocking-client")]
-        let default_client =
-            Some(Arc::new(reqwest::blocking::Client::new()) as Arc<dyn HttpClient>);
+        let default_client = std::thread::spawn(|| {
+            Some(Arc::new(reqwest::blocking::Client::new()) as Arc<dyn HttpClient>)
+        })
+        .join()
+        .expect("creating reqwest::blocking::Client on a new thread not to fail");
         #[cfg(all(not(feature = "reqwest-blocking-client"), feature = "reqwest-client"))]
         let default_client = Some(Arc::new(reqwest::Client::new()) as Arc<dyn HttpClient>);
         #[cfg(all(