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// http://groups.google.com/group/nodejs/browse_thread/thread/f66cd3c960406919
var common = require('../common');
var assert = require('assert');
var http = require('http'),
cp = require('child_process');
var filename = require('path').join(common.tmpDir || '/tmp', 'big');
var count = 0;
function maybeMakeRequest () {
if (++count < 2) return;
console.log("making curl request");
cp.exec('curl http://127.0.0.1:' + common.PORT + '/ | shasum',
function (err, stdout, stderr) {
if (err) throw err;
assert.equal('8c206a1a87599f532ce68675536f0b1546900d7a', stdout.slice(0, 40));
console.log("got the correct response");
server.close();
});
}
cp.exec('dd if=/dev/zero of=' + filename + ' bs=1024 count=10240',
function (err, stdout, stderr) {
if (err) throw err;
maybeMakeRequest();
});
var server = http.createServer(function (req, res) {
res.writeHead(200);
// Create the subprocess
var cat = cp.spawn('cat', [filename]);
// Stream the data through to the response as binary chunks
cat.stdout.on('data', function (data) {
res.write(data);
});
// End the response on exit (and log errors)
cat.on('exit', function (code) {
if (code !== 0) {
console.error('subprocess exited with code ' + code);
exit(1);
}
res.end();
});
});
server.listen(common.PORT, maybeMakeRequest);
console.log('Server running at http://localhost:8080');
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