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More test stuff... make it more granular and less batch based.

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This commit is contained in:
Adam Ierymenko 2015-11-02 13:17:11 -08:00
parent e53ef9642e
commit fd3916a49e
8 changed files with 101 additions and 221 deletions
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126
tests/http/agent.js
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@ -3,21 +3,23 @@
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
// Customizable parameters: // Customizable parameters:
// Maximum test duration in milliseconds // Maximum interval between test attempts
var TEST_DURATION = (30 * 1000); //var TEST_INTERVAL_MAX = (60 * 1 * 1000);
var TEST_INTERVAL_MAX = 1000;
// Interval between tests (should be several times longer than TEST_DURATION) // Test timeout in ms
var TEST_INTERVAL = (60 * 2 * 1000); var TEST_TIMEOUT = 30000;
// Where should I contact to register and query a list of other test agents? // Where should I contact to register and query a list of other test agents?
var SERVER_HOST = '104.238.141.145'; var SERVER_HOST = '127.0.0.1';
//var SERVER_HOST = '104.238.141.145';
var SERVER_PORT = 18080; var SERVER_PORT = 18080;
// Which port should agents use for their HTTP? // Which port should agents use for their HTTP?
var AGENT_PORT = 18888; var AGENT_PORT = 18888;
// Payload size in bytes // Payload size in bytes
var PAYLOAD_SIZE = 100000; var PAYLOAD_SIZE = 10000;
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
@ -72,9 +74,6 @@ for(var xx=0;xx<PAYLOAD_SIZE;++xx) {
payload.writeUInt8(Math.round(Math.random() * 255.0),xx); payload.writeUInt8(Math.round(Math.random() * 255.0),xx);
} }
// Incremented with each test
var testNumber = 0;
function agentIdToIp(agentId) function agentIdToIp(agentId)
{ {
var ip = ''; var ip = '';
@ -96,32 +95,93 @@ function agentIdToIp(agentId)
return ip; return ip;
}; };
function registerAndGetPeers(callback) var lastTestResult = null;
var allOtherAgents = [];
function doTest()
{ {
http.get({ var submit = http.request({
host: SERVER_HOST, host: SERVER_HOST,
port: SERVER_PORT, port: SERVER_PORT,
path: '/'+thisAgentId path: '/'+thisAgentId,
method: 'POST'
},function(res) { },function(res) {
var body = ''; var body = '';
res.on('data',function(chunk) { body += chunk.toString(); }); res.on('data',function(chunk) { body += chunk.toString(); });
res.on('end',function() { res.on('end',function() {
if (!body)
return callback(null,[]); if (body) {
try { try {
var peers = JSON.parse(body); var peers = JSON.parse(body);
if (Array.isArray(peers)) if (Array.isArray(peers))
return callback(null,peers); allOtherAgents = peers;
else return callback(new Error('invalid JSON response from server'),null); } catch (e) {}
} catch (e) {
return callback(new Error('invalid JSON response from server: '+e.toString()),null);
} }
if (allOtherAgents.length > 0) {
var target = allOtherAgents[Math.floor(Math.random() * allOtherAgents.length)];
var testRequest = null;
var timeoutId = null;
timeoutId = setTimeout(function() {
if (testRequest !== null)
testRequest.abort();
timeoutId = null;
});
var startTime = Date.now();
testRequest = http.get({
host: agentIdToIp(target),
port: AGENT_PORT,
path: '/'
},function(res) {
var bytes = 0;
res.on('data',function(chunk) { bytes += chunk.length; });
res.on('end',function() {
lastTestResult = {
source: thisAgentId,
target: target,
time: (Date.now() - startTime),
bytes: bytes,
timedOut: (timeoutId === null),
error: null
};
if (timeoutId !== null)
clearTimeout(timeoutId);
return setTimeout(doTest,Math.round(Math.random() * TEST_INTERVAL_MAX) + 1);
}); });
}).on('error',function(e) { }).on('error',function(e) {
return callback(e,null); lastTestResult = {
source: thisAgentId,
target: target,
time: (Date.now() - startTime),
bytes: 0,
timedOut: (timeoutId === null),
error: e.toString()
};
if (timeoutId !== null)
clearTimeout(timeoutId);
return setTimeout(doTest,Math.round(Math.random() * TEST_INTERVAL_MAX) + 1);
}); });
} else {
return setTimeout(doTest,Math.round(Math.random() * TEST_INTERVAL_MAX) + 1);
}
});
}).on('error',function(e) {
console.log('POST failed: '+e.toString());
return setTimeout(doTest,1000);
});
if (lastTestResult !== null) {
submit.write(JSON.stringify(lastTestResult));
lastTestResult = null;
}
submit.end();
}; };
/*
function performTestOnAllPeers(peers,callback) function performTestOnAllPeers(peers,callback)
{ {
var allResults = {}; var allResults = {};
@ -191,11 +251,10 @@ function doTestsAndReport()
console.error('WARNING: skipping test: unable to contact or query server: '+err.toString()); console.error('WARNING: skipping test: unable to contact or query server: '+err.toString());
} else { } else {
performTestOnAllPeers(peers,function(results) { performTestOnAllPeers(peers,function(results) {
++testNumber;
var submit = http.request({ var submit = http.request({
host: SERVER_HOST, host: SERVER_HOST,
port: SERVER_PORT, port: SERVER_PORT,
path: '/'+testNumber+'/'+thisAgentId, path: '/'+thisAgentId,
method: 'POST' method: 'POST'
},function(res) { },function(res) {
}).on('error',function(e) { }).on('error',function(e) {
@ -207,29 +266,12 @@ function doTestsAndReport()
} }
}); });
}; };
*/
// Agents just serve up a test payload // Agents just serve up a test payload
app.get('/',function(req,res) { app.get('/',function(req,res) { return res.status(200).send(payload); });
return res.status(200).send(payload);
});
var expressServer = app.listen(AGENT_PORT,function () { var expressServer = app.listen(AGENT_PORT,function () {
var serverUp = false; // Start timeout-based loop
async.whilst( doTest();
function() { return (!serverUp); },
function(nextTry) {
registerAndGetPeers(function(err,peers) {
if ((err)||(!peers)) {
setTimeout(nextTry,1000);
} else {
serverUp = true;
return nextTry(null);
}
});
},
function(err) {
console.log('Server up, starting!');
doTestsAndReport();
setInterval(doTestsAndReport,TEST_INTERVAL);
});
}); });

2
tests/http/big-test-kill.sh
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@ -13,6 +13,6 @@ CONTAINER_IMAGE=zerotier/http-test
export PATH=/bin:/usr/bin:/usr/local/bin:/usr/sbin:/sbin export PATH=/bin:/usr/bin:/usr/local/bin:/usr/sbin:/sbin
pssh -h big-test-hosts -i -t 128 -p 256 "docker ps -q | xargs -r docker kill && docker ps -aq | xargs -r docker rm" pssh -h big-test-hosts -i -t 128 -p 256 "docker ps -aq | xargs -r docker rm -f"
exit 0 exit 0

67
tests/http/big-test-out/root@104.156.246.48
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@ -1,67 +0,0 @@
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75
tests/http/big-test-out/root@104.156.252.136
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0
tests/http/big-test-out/root@188.166.240.16
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0
tests/http/big-test-out/root@46.101.72.130
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4
tests/http/big-test-start.sh
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@ -1,7 +1,7 @@
#!/bin/bash #!/bin/bash
# Edit as needed -- note that >1000 per host is likely problematic due to Linux kernel limits # Edit as needed -- note that >1000 per host is likely problematic due to Linux kernel limits
NUM_CONTAINERS=64 NUM_CONTAINERS=100
CONTAINER_IMAGE=zerotier/http-test CONTAINER_IMAGE=zerotier/http-test
# #
@ -25,6 +25,6 @@ export PATH=/bin:/usr/bin:/usr/local/bin:/usr/sbin:/sbin
# docker run --device=/dev/net/tun --privileged -d $CONTAINER_IMAGE # docker run --device=/dev/net/tun --privileged -d $CONTAINER_IMAGE
#done #done
pssh -o big-test-out -h big-test-hosts -i -t 128 -p 256 "for ((n=0;n<$NUM_CONTAINERS;n++)); do docker run --device=/dev/net/tun --privileged -d $CONTAINER_IMAGE; done" pssh -h big-test-hosts -i -t 128 -p 256 "for ((n=0;n<$NUM_CONTAINERS;n++)); do docker run --device=/dev/net/tun --privileged -d $CONTAINER_IMAGE; sleep 0.25; done"
exit 0 exit 0

32
tests/http/server.js
View File

@ -20,42 +20,22 @@ app.use(function(req,res,next) {
var knownAgents = {}; var knownAgents = {};
app.get('/:agentId',function(req,res) { app.post('/:agentId',function(req,res) {
var agentId = req.params.agentId;
if ((!agentId)||(agentId.length !== 32))
return res.status(404).send('');
knownAgents[agentId] = Date.now();
return res.status(200).send(JSON.stringify(Object.keys(knownAgents)));
});
app.post('/:testNumber/:agentId',function(req,res) {
var testNumber = req.params.testNumber;
var agentId = req.params.agentId; var agentId = req.params.agentId;
if ((!agentId)||(agentId.length !== 32)) if ((!agentId)||(agentId.length !== 32))
return res.status(404).send(''); return res.status(404).send('');
if (req.rawBody) {
var receiveTime = Date.now(); var receiveTime = Date.now();
var resultData = null; var resultData = null;
try { try {
resultData = JSON.parse(req.rawBody); resultData = JSON.parse(req.rawBody);
} catch (e) { console.log(resultData.source+','+resultData.target+','+resultData.time+','+resultData.bytes+','+resultData.timedOut+',"'+((resultData.error) ? resultData.error : '')+'"');
resultData = req.rawBody; } catch (e) {}
} }
result = {
agentId: agentId,
testNumber: parseInt(testNumber),
receiveTime: receiveTime,
results: resultData
};
testNumber = testNumber.toString(); knownAgents[agentId] = Date.now();
while (testNumber.length < 10) return res.status(200).send(JSON.stringify(Object.keys(knownAgents)));
testNumber = '0' + testNumber;
fs.writeFile('result_'+testNumber+'_'+agentId,JSON.stringify(result),function(err) {
console.log(result);
});
return res.status(200).send('');
}); });
var expressServer = app.listen(SERVER_PORT,function () { var expressServer = app.listen(SERVER_PORT,function () {