setup-kubectl/node_modules/is-docker/index.js
github-actions[bot] 7ad2aa66bb
Add node modules and new code for release (#39)
Co-authored-by: tbarnes94 <tbarnes94@users.noreply.github.com>
2022-01-05 11:26:06 -05:00

29 lines
449 B
JavaScript

'use strict';
const fs = require('fs');
let isDocker;
function hasDockerEnv() {
try {
fs.statSync('/.dockerenv');
return true;
} catch (_) {
return false;
}
}
function hasDockerCGroup() {
try {
return fs.readFileSync('/proc/self/cgroup', 'utf8').includes('docker');
} catch (_) {
return false;
}
}
module.exports = () => {
if (isDocker === undefined) {
isDocker = hasDockerEnv() || hasDockerCGroup();
}
return isDocker;
};