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