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105 lines
2.3 KiB
105 lines
2.3 KiB
common = require("../common");
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assert = common.assert;
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var util = require("util"),
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fs = require("fs"),
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http = require("http"),
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url = require("url");
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var chunk = '01234567890123456789';
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// Produce a very large response.
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var chargen = http.createServer(function (req, res) {
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var len = parseInt(req.headers['x-len'], 10);
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assert.ok(len > 0);
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res.writeHead(200, {"transfer-encoding":"chunked"});
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for (var i=0; i<len; i++) {
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if (i % 1000 == 0) common.print(',');
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res.write(chunk);
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}
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res.end();
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});
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chargen.listen(9000, ready);
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// Proxy to the chargen server.
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var proxy = http.createServer(function (req, res) {
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var c = http.createClient(9000, 'localhost');
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var len = parseInt(req.headers['x-len'], 10);
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assert.ok(len > 0);
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var sent = 0;
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c.addListener('error', function (e) {
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console.log('proxy client error. sent ' + sent);
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throw e;
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});
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var proxy_req = c.request(req.method, req.url, req.headers);
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proxy_req.addListener('response', function(proxy_res) {
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res.writeHead(proxy_res.statusCode, proxy_res.headers);
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var count = 0;
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proxy_res.addListener('data', function(d) {
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if (count++ % 1000 == 0) common.print('.');
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res.write(d);
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sent += d.length;
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assert.ok(sent <= (len*chunk.length));
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});
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proxy_res.addListener('end', function() {
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res.end();
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});
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});
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proxy_req.end();
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});
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proxy.listen(9001, ready);
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var done = false;
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function call_chargen(list) {
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if (list.length > 0) {
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var len = list.shift();
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common.debug("calling chargen for " + len + " chunks.");
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var recved = 0;
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var req = http.createClient(9001, 'localhost').request('/', {'x-len': len});
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req.addListener('response', function(res) {
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res.addListener('data', function(d) {
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recved += d.length;
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assert.ok(recved <= (len*chunk.length));
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});
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res.addListener('end', function() {
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assert.ok(recved <= (len*chunk.length));
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common.debug("end for " + len + " chunks.");
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call_chargen(list);
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});
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});
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req.end();
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} else {
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console.log("End of list. closing servers");
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proxy.close();
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chargen.close();
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done = true;
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}
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}
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serversRunning = 0;
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function ready () {
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if (++serversRunning < 2) return;
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call_chargen([ 100, 1000, 10000, 100000, 1000000 ]);
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}
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process.addListener('exit', function () {
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assert.ok(done);
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});
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