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timeout_tests.js
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timeout_tests.js
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'use strict';
var expect = require('chai').expect,
assign = require('../../../../lib/utils').assign,
co = require('co'),
mock = require('../../../mock');
describe('Single Timeout (mocks)', function() {
it('Should correctly timeout socket operation and then correctly re-execute', {
metadata: {
requires: {
generators: true,
topology: 'single'
}
},
test: function(done) {
var Server = this.configuration.mongo.Server;
// Contain mock server
var server = null;
// Current index for the ismaster
var currentStep = 0;
// Primary stop responding
var stopRespondingPrimary = false;
// Default message fields
var defaultFields = {
ismaster: true,
maxBsonObjectSize: 16777216,
maxMessageSizeBytes: 48000000,
maxWriteBatchSize: 1000,
localTime: new Date(),
maxWireVersion: 3,
minWireVersion: 0,
ok: 1
};
// Primary server states
var serverIsMaster = [assign({}, defaultFields)];
// Boot the mock
co(function*() {
server = yield mock.createServer(37019, 'localhost');
server.setMessageHandler(request => {
var doc = request.document;
if (doc.ismaster && currentStep === 0) {
request.reply(serverIsMaster[0]);
currentStep += 1;
} else if (doc.insert && currentStep === 1) {
// Stop responding to any calls (emulate dropping packets on the floor)
if (stopRespondingPrimary) {
// yield timeoutPromise(3000);
// continue;
return;
}
currentStep += 1;
} else if (doc.ismaster && currentStep === 2) {
request.reply(serverIsMaster[0]);
} else if (doc.insert && currentStep === 2) {
request.reply({ ok: 1, n: doc.documents, lastOp: new Date() });
}
});
// Start dropping the packets
setTimeout(function() {
stopRespondingPrimary = true;
}, 5000);
});
// Attempt to connect
var replset = new Server({
host: 'localhost',
port: '37019',
connectionTimeout: 5000,
socketTimeout: 1000,
size: 1
});
// Not done
var finished = false;
// Add event listeners
replset.once('connect', function(_server) {
_server.insert('test.test', [{ created: new Date() }], function(err, r) {
expect(r).to.not.exist;
expect(err).to.exist;
function wait() {
setTimeout(function() {
_server.insert('test.test', [{ created: new Date() }], function(_err, _r) {
if (_r && !finished) {
finished = true;
expect(_r.connection.port).to.equal('37019');
replset.destroy({ force: true });
mock.cleanup([server], () => done());
} else {
wait();
}
});
}, 500);
}
wait();
});
});
replset.on('error', done);
setTimeout(function() {
replset.connect();
}, 100);
}
});
it('Should correctly recover from an immediate shutdown mid insert', {
metadata: {
requires: {
generators: true,
topology: 'single'
}
},
test: function(done) {
var Server = this.configuration.mongo.Server;
// Contain mock server
var server = null;
// Current index for the ismaster
var currentStep = 0;
// Should fail due to broken pipe
var brokenPipe = false;
// Default message fields
var defaultFields = {
ismaster: true,
maxBsonObjectSize: 16777216,
maxMessageSizeBytes: 48000000,
maxWriteBatchSize: 1000,
localTime: new Date(),
maxWireVersion: 3,
minWireVersion: 0,
ok: 1
};
// Primary server states
var serverIsMaster = [assign({}, defaultFields)];
// Boot the mock
var __server;
co(function*() {
__server = yield mock.createServer(37017, 'localhost', {
onRead: function(_server, connection) {
// Force EPIPE error
if (currentStep === 1) {
// Destroy connection mid write
connection.destroy();
// Reset the mock to accept ismasters
setTimeout(function() {
currentStep += 1;
}, 10);
// Return connection was destroyed
return true;
}
}
});
__server.setMessageHandler(request => {
var doc = request.document;
if (doc.ismaster && currentStep === 0) {
currentStep += 1;
request.reply(serverIsMaster[0]);
} else if (doc.insert && currentStep === 2) {
currentStep += 1;
request.reply({ ok: 1, n: doc.documents, lastOp: new Date() });
} else if (doc.ismaster) {
request.reply(serverIsMaster[0]);
}
});
});
// Attempt to connect
server = new Server({
host: 'localhost',
port: '37017',
connectionTimeout: 3000,
socketTimeout: 2000,
size: 1
});
var docs = [];
// Create big insert message
for (var i = 0; i < 1000; i++) {
docs.push({
a: i,
string:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string1:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string2:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string3:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string4:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string5:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string6:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string7:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string8:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string9:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string10:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string11:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string12:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string13:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string14:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string15:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string16:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string17:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string18:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string19:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string20:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string21:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string22:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string23:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string24:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string25:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string26:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string27:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world',
string28:
'hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world hello world'
});
}
// Add event listeners
server.once('connect', function(_server) {
_server.insert('test.test', docs, function(err, r) {
expect(r).to.not.exist;
expect(err).to.exist;
brokenPipe = true;
});
});
server.once('reconnect', function(_server) {
_server.insert('test.test', [{ created: new Date() }], function(err, r) {
expect(r).to.exist;
expect(brokenPipe).to.equal(true);
_server.destroy();
mock.cleanup([__server, _server], () => done());
});
});
server.on('error', done);
setTimeout(function() {
server.connect();
}, 100);
}
});
it.skip(
'Should not start double reconnect timeouts due to socket timeout during attemptReconnect',
{
metadata: {
requires: {
generators: true,
topology: 'single'
}
},
test: function(done) {
var Server = this.configuration.mongo.Server;
// Contain mock server
var server = null;
// Current index for the ismaster
var currentStep = 0;
// Default message fields
var defaultFields = {
ismaster: true,
maxBsonObjectSize: 16777216,
maxMessageSizeBytes: 48000000,
maxWriteBatchSize: 1000,
localTime: new Date(),
maxWireVersion: 3,
minWireVersion: 0,
ok: 1
};
// Primary server states
var serverIsMaster = [assign({}, defaultFields)];
// Boot the mock
co(function*() {
server = yield mock.createServer(37019, 'localhost');
server.setMessageHandler(request => {
if (currentStep === 1) {
// yield timeoutPromise(5000);
// continue;
return;
}
var doc = request.document;
if (doc.ismaster && currentStep === 0) {
request.reply(serverIsMaster[0]);
currentStep += 1;
}
});
});
// Attempt to connect
server = new Server({
host: 'localhost',
port: 37019,
connectionTimeout: 2000,
socketTimeout: 1000,
size: 1
});
// Add event listeners
server.once('connect', function() {
// _server.insert('test.test', [{created:new Date()}], function(err, r) {
// test.ok(err != null);
// // console.dir(err)
//
// function wait() {
// setTimeout(function() {
// _server.insert('test.test', [{created:new Date()}], function(err, r) {
// if (r && !done) {
// done = true;
// test.equal(37019, r.connection.port);
// replset.destroy();
// running = false;
// test.done();
// } else {
// wait();
// }
// });
// }, 500);
// }
//
// wait();
// });
});
server.on('error', done);
server.connect();
}
}
);
});