73 lines
1.4 KiB
JavaScript
73 lines
1.4 KiB
JavaScript
/**
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* node-wifi-scanner
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* Created by kc on 04.04.16.
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*/
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const fs = require('fs');
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const exec = require('child_process').exec;
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// The tools
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const airport = require('./lib/airport');
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const iwlist = require('./lib/iwlist');
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const nmcli = require('./lib/nmcli');
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const netsh = require('./lib/netsh');
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var scanner;
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// Initializing the tools
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function initTools(callback) {
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fs.stat(airport.tool, function (err, stats) {
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if (stats) {
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return callback(null, airport);
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}
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fs.stat(iwlist.tool, function (err, stats) {
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if (stats) {
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return callback(null, iwlist);
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}
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fs.stat(nmcli.tool, function (err, stats) {
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if (stats) {
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return callback(null, nmcli);
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}
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fs.stat(netsh.tool, function (err, stats) {
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if (stats) {
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return callback(null, netsh);
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}
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callback(new Error('No scanner found'));
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});
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});
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});
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});
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}
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function scanNetworks(callback) {
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exec(scanner.cmdLine, function (err, stdout) {
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if (err) {
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callback(err, null);
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return;
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}
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scanner.parseOutput(stdout, callback);
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});
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}
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module.exports = {
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/**
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* Scan for wifis
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* @param callback
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*/
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scan: function (callback) {
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if (!scanner) {
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initTools((err, s) => {
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if (err) {
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return callback(err);
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}
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scanner = s;
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scanNetworks(callback);
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});
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return;
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}
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scanner(callback);
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}
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}; |