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23 lines
484 B
23 lines
484 B
const memoize = require('./memoize'); |
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const contain = require('./contain'); |
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const fs = require('fs'); |
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exports = memoize(function() { |
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try { |
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fs.statSync('/.dockerenv'); |
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return true; |
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} catch (e) {} |
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return hasDocker('/proc/self/cgroup') || hasDocker('/proc/self/mountinfo'); |
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}); |
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function hasDocker(file) { |
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try { |
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return contain(fs.readFileSync(file, 'utf8'), 'docker'); |
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} catch (e) { |
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return false; |
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} |
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} |
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module.exports = exports;
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