fix: panic when there is no configured TLS provider #546

Author: rholshausen

rust/Cargo.lock

@@ -123,7 +123,14 @@ pub unsafe extern "C" fn pactffi_init_with_log_level(level: *const c_char) {
   if let Err(err) = tracing::subscriber::set_global_default(subscriber) {
     eprintln!("Failed to initialise global tracing subscriber - {err}");
   };
+
   init_plugin_log_sink();
+
+  if rustls::crypto::CryptoProvider::get_default().is_none() {
+    if let Err(_) = rustls::crypto::ring::default_provider().install_default() {
+      warn!("failed to installed the default crypto provider");
+    }
+  }
 }
 
 /// Enable ANSI coloured output on Windows. On non-Windows platforms, this function is a no-op.

rust/pact_ffi/src/lib.rs

@@ -60,6 +60,7 @@ uuid = { version = "1.24.0", features = ["v4"] }
 onig = { version = "6.5.1", default-features = false }
 pact-plugin-driver = { version = "~1.2.3", optional = true, default-features = false }
 reqwest = { version = "0.13.4", default-features = false, features = ["rustls-no-provider", "json"] }
+rustls = { version = "0.23.43", default-features = false }
 tokio = { version = "1.49.0", features = ["full"] }
 
 [target.'cfg(target_family = "wasm")'.dependencies]

rust/pact_matching/Cargo.toml

@@ -159,6 +159,8 @@ pub fn send_metrics(event: MetricEvent) {
 pub async fn send_metrics_async(event: MetricEvent) {
   if do_not_track() {
     debug!("'PACT_DO_NOT_TRACK' environment variable is set, will not send metrics");
+  } else if rustls::crypto::CryptoProvider::get_default().is_none() {
+    debug!("No TLS provider, will not send metrics");
   } else {
     log_warning();
     let ci_context = if CIS.iter()