opentelemetry-auto-instrume.../plugins/node/opentelemetry-instrumentation-http/test/utils/utils.ts

27 lines
846 B
TypeScript

/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as dns from 'dns';
export const checkInternet = (cb: (isConnected: boolean) => void) => {
dns.lookup('google.com', err => {
if (err && err.code === 'ENOTFOUND') {
cb(false);
} else {
cb(true);
}
});
};