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meirkl/request-duration-middleware.js

Created October 3, 2021 13:00
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request-duration-middleware.js
const getActualRequestDurationInSeconds = start => {
const NS_PER_SEC = 1e9; // convert to nanoseconds
const diff = process.hrtime(start);
console.log( diff );
return (diff[0] * NS_PER_SEC + diff[1]) / NS_PER_SEC;
};
const requestDurationMiddleware = (req, res, next) => {
const start = process.hrtime();
res.on('finish', () => {
const durationInSeconds = getActualRequestDurationInSeconds(start);
console.log( durationInSeconds );
});
}
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