CDRIVER-2153 mongoc_client_pool_t cannot connect to MongoDB Atlas

Author: bjori

src/mongoc/mongoc-client-pool.c

@@ -132,6 +132,12 @@ mongoc_client_pool_new (const mongoc_uri_t *uri)
       BSON_ASSERT (mongoc_client_pool_set_appname (pool, appname));
    }
 
+#ifdef MONGOC_ENABLE_SSL
+   if (mongoc_uri_get_ssl (pool->uri)) {
+      /* sets use_ssl = true */
+      mongoc_client_pool_set_ssl_opts (pool, mongoc_ssl_opt_get_default ());
+   }
+#endif
    mongoc_counter_client_pools_active_inc ();
 
    RETURN (pool);