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Revert "test: don't assume broadcast traffic is unfiltered"#259

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Merged
bnoordhuis merged 2 commits into from
Jan 8, 2015
Merged

Revert "test: don't assume broadcast traffic is unfiltered" #259

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df3c4ca
Revert "test: don't assume broadcast traffic is unfiltered"
bnoordhuis Jan 8, 2015
7266b75
test: move broadcast/multicast test to internet/
bnoordhuis Jan 8, 2015
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18 changes: 16 additions & 2 deletions ...lel/test-dgram-broadcast-multi-process.js → ...net/test-dgram-broadcast-multi-process.js
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Original file line numberDiff line numberDiff line change
Expand Up@@ -23,6 +23,7 @@ var common = require('../common'),
assert = require('assert'),
dgram = require('dgram'),
util = require('util'),
networkInterfaces = require('os').networkInterfaces(),
Buffer = require('buffer').Buffer,
fork = require('child_process').fork,
LOCAL_BROADCAST_HOST = '255.255.255.255',
Expand All@@ -34,6 +35,19 @@ var common = require('../common'),
new Buffer('Fourth message to send')
];

// take the first non-internal interface as the address for binding
get_bindAddress: for (var name in networkInterfaces) {
var interfaces = networkInterfaces[name];
for(var i = 0; i < interfaces.length; i++) {
var localInterface = interfaces[i];
if (!localInterface.internal && localInterface.family === 'IPv4') {
var bindAddress = localInterface.address;
break get_bindAddress;
}
}
}
assert.ok(bindAddress);

if (process.argv[2] !== 'child') {
var workers = {},
listeners = 3,
Expand DownExpand Up@@ -150,7 +164,7 @@ if (process.argv[2] !== 'child') {

// bind the address explicitly for sending
// INADDR_BROADCAST to only one interface
sendSocket.bind(common.PORT, '127.0.0.1');
sendSocket.bind(common.PORT, bindAddress);
sendSocket.on('listening', function () {
sendSocket.setBroadcast(true);
});
Expand DownExpand Up@@ -197,7 +211,7 @@ if (process.argv[2] === 'child') {

listenSocket.on('message', function(buf, rinfo) {
// receive udp messages only sent from parent
if (rinfo.address !== '127.0.0.1') return;
if (rinfo.address !== bindAddress) return;

console.error('[CHILD] %s received %s from %j',
process.pid,
Expand Down