if (module !== require.main) { throw new Error("This file should not be loaded with require()") } if (!process.getuid || !process.getgid) { throw new Error("this file should not be called without uid/gid support") } var argv = process.argv.slice(2) , user = argv[0] || process.getuid() , group = argv[1] || process.getgid() if (!isNaN(user)) user = +user if (!isNaN(group)) group = +group console.error([user, group]) try { process.setgid(group) process.setuid(user) console.log(JSON.stringify({uid:+process.getuid(), gid:+process.getgid()})) } catch (ex) { console.log(JSON.stringify({error:ex.message,errno:ex.errno})) }