Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | 1x 19x 22x 8x 3x 5x 5x 1x 4x 1x 14x 14x 14x 2x 4x 4x 2x 2x 12x 24x 48x 48x 36x 12x 4x 8x 24x 12x | const os = require('os'); function _normalizeFamily(family) { return family ? family.toLowerCase() : 'ipv4'; } function isLoopback(addr) { return /^(::f{4}:)?127\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/ .test(addr) || /^fe80::1$/.test(addr) || /^::1$/.test(addr) || /^::$/.test(addr); }; function isPrivate(addr) { return /^(::f{4}:)?10\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/i .test(addr) || /^(::f{4}:)?192\.168\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^(::f{4}:)?172\.(1[6-9]|2\d|30|31)\.([0-9]{1,3})\.([0-9]{1,3})$/i .test(addr) || /^(::f{4}:)?127\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^(::f{4}:)?169\.254\.([0-9]{1,3})\.([0-9]{1,3})$/i.test(addr) || /^f[cd][0-9a-f]{2}:/i.test(addr) || /^fe80:/i.test(addr) || /^::1$/.test(addr) || /^::$/.test(addr); }; function isPublic(addr) { return !isPrivate(addr); }; // // Default to `ipv4` // function loopback(family) { family = _normalizeFamily(family); if (family !== 'ipv4' && family !== 'ipv6') { throw new Error('family must be ipv4 or ipv6'); } return family === 'ipv4' ? '127.0.0.1' : 'fe80::1'; }; // // ### function address (name, family) // #### @name {string|'public'|'private'} **Optional** Name or security // of the network interface. // #### @family {ipv4|ipv6} **Optional** IP family of the address (defaults // to ipv4). // // Returns the address for the network interface on the current system with // the specified `name`: // * String: First `family` address of the interface. // If not found see `undefined`. // * 'public': the first public ip address of family. // * 'private': the first private ip address of family. // * undefined: First address with `ipv4` or loopback address `127.0.0.1`. // module.exports = function localIpUrl(name, family) { var interfaces = os.networkInterfaces(); var all; // // Default to `ipv4` // family = _normalizeFamily(family); // // If a specific network interface has been named, // return the address. // if (name && name !== 'private' && name !== 'public') { var res = interfaces[name].filter(function (details) { var itemFamily = details.family.toLowerCase(); return itemFamily === family; }); Iif (res.length === 0) return undefined; return res[0].address; } var all = Object.keys(interfaces).map(function (nic) { // // Note: name will only be `public` or `private` // when this is called. // var addresses = interfaces[nic].filter(function (details) { details.family = details.family.toLowerCase(); if (details.family !== family || isLoopback(details.address)) { return false; } else if (!name) { return true; } return name === 'public' ? isPrivate(details.address) : isPublic(details.address); }); return addresses.length ? addresses[0].address : undefined; }).filter(Boolean); return !all.length ? loopback(family) : all[0]; } |