Set additional parameters for SSL backends

Author: aram356

crates/common/src/backend.rs

@@ -42,7 +42,11 @@ pub fn ensure_origin_backend(
         .first_byte_timeout(Duration::from_secs(15))
         .between_bytes_timeout(Duration::from_secs(10));
     if scheme.eq_ignore_ascii_case("https") {
-        builder = builder.enable_ssl();
+        builder = builder
+            .enable_ssl()
+            .sni_hostname(host)
+            .check_certificate(host);
+        log::info!("enable ssl for backend: {}", backend_name);
     }
 
     match builder.finish() {