mongoc_client_pool_t *
mongoc_client_pool_new (const mongoc_uri_t *uri)
{
   mongoc_topology_t *topology;
   mongoc_client_pool_t *pool;
   const bson_t *b;
   bson_iter_t iter;

   ENTRY;

   BSON_ASSERT (uri);

#ifndef MONGOC_ENABLE_SSL
   if (mongoc_uri_get_ssl (uri)) {
      MONGOC_ERROR ("Can't create SSL client pool,"
                    " SSL not enabled in this build.");
      return NULL;
   }
#endif

   pool = (mongoc_client_pool_t *)bson_malloc0(sizeof *pool);
   mongoc_mutex_init(&pool->mutex);
   _mongoc_queue_init(&pool->queue);
   pool->uri = mongoc_uri_copy(uri);
   pool->min_pool_size = 0;
   pool->max_pool_size = 100;
   pool->size = 0;
   pool->topology_scanner_started = false;

   topology = mongoc_topology_new(uri, false);
   pool->topology = topology;

   mongoc_client_metadata_init (&pool->topology->scanner->ismaster_metadata);

   pool->error_api_version = MONGOC_ERROR_API_VERSION_LEGACY;

   b = mongoc_uri_get_options(pool->uri);

   if (bson_iter_init_find_case(&iter, b, "minpoolsize")) {
      if (BSON_ITER_HOLDS_INT32(&iter)) {
         pool->min_pool_size = BSON_MAX(0, bson_iter_int32(&iter));
      }
   }

   if (bson_iter_init_find_case(&iter, b, "maxpoolsize")) {
      if (BSON_ITER_HOLDS_INT32(&iter)) {
         pool->max_pool_size = BSON_MAX(1, bson_iter_int32(&iter));
      }
   }

   mongoc_counter_client_pools_active_inc();

   RETURN(pool);
}
mongoc_client_pool_t *
mongoc_client_pool_new (const mongoc_uri_t *uri)
{
   mongoc_topology_t *topology;
   mongoc_client_pool_t *pool;
   const bson_t *b;
   bson_iter_t iter;

   ENTRY;

   BSON_ASSERT (uri);

   pool = (mongoc_client_pool_t *)bson_malloc0(sizeof *pool);
   mongoc_mutex_init(&pool->mutex);
   _mongoc_queue_init(&pool->queue);
   pool->uri = mongoc_uri_copy(uri);
   pool->min_pool_size = 0;
   pool->max_pool_size = 100;
   pool->size = 0;

   topology = mongoc_topology_new(uri, false);
   pool->topology = topology;

   b = mongoc_uri_get_options(pool->uri);

   if (bson_iter_init_find_case(&iter, b, "minpoolsize")) {
      if (BSON_ITER_HOLDS_INT32(&iter)) {
         pool->min_pool_size = BSON_MAX(0, bson_iter_int32(&iter));
      }
   }

   if (bson_iter_init_find_case(&iter, b, "maxpoolsize")) {
      if (BSON_ITER_HOLDS_INT32(&iter)) {
         pool->max_pool_size = BSON_MAX(1, bson_iter_int32(&iter));
      }
   }

   mongoc_counter_client_pools_active_inc();

   RETURN(pool);
}