detectLocalIps.js

function detectLocalIps() {
  const networkInterfaces = require('os').networkInterfaces();
  return Object.keys(networkInterfaces).reduce((acc, interfaceKey) => {
    const filterIpsList = ['127.0.0.1', '::'];
    const interfaceDetails = networkInterfaces[interfaceKey];
    for(let i=0; i<interfaceDetails.length; i++) {
      const locator = interfaceDetails[i];
      if(locator && locator.hasOwnProperty('address') && locator.hasOwnProperty('family') && locator.family === 'IPv4') {
        let isAllowed = true;
        for(let j=0; isAllowed && j < filterIpsList.length; j++) {
          if(locator.address.includes(filterIpsList[j]))   {
            isAllowed = false;
          }
        }

        if(isAllowed) {
          acc.push(locator.address);
        }
      }
    }
    return acc;
  }, []);
}