balena-cli/lib/utils/docker.ts

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/**
* @license
* Copyright 2018-2019 Balena Ltd.
*
* 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
*
* http://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 Dockerode = require('dockerode');
import * as dockerode from 'dockerode';
export * from './docker-coffee';
interface BalenaEngineVersion extends dockerode.DockerVersion {
Engine?: string;
}
export async function isBalenaEngine(docker: Dockerode): Promise<boolean> {
// dockerVersion.Engine should equal 'balena-engine' for the current/latest
// version of balenaEngine, but it was at one point (mis)spelt 'balaena':
// https://github.com/balena-os/balena-engine/pull/32/files
const dockerVersion = (await docker.version()) as BalenaEngineVersion;
return !!(
dockerVersion.Engine && dockerVersion.Engine.match(/balena|balaena/)
);
}