wmantly/lxc_manager_node
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William Mantly
2016-07-20 15:36:07 -04:00
parent f525c4d98f
commit ec565c2803
5 changed files with 135 additions and 65 deletions
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149
routes/api.js
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@ -11,29 +11,35 @@ var label2runner = {};
var workers = (function(){
var workers = [];
var worker.settings = require('./workers.json');
workers.settings = require('./workers.json');
workers.currentCreating = 0;
workers.create = function(){
if(workers.currentCreating > workers.settins.max ) return false;
if(workers.currentCreating > workers.settings.max ) return false;
workers.currentCreating++;
return doapi.dropletToActive({
name: 'clw'+workerSnapID+'-'+(Math.random()*100).toString().slice(-4),
image: '18473675',
size: '2gb',
onActive = function(worker){
doapi.domianAddRecord({
domain: "codeland.us",
type: "A",
name: "*."+args.worker.name+".workers",
data: args.worker.publicIP
}, function(){});
return doapi.dropletToActive({
name: 'clw'+workers.settings.version+'-'+(Math.random()*100).toString().slice(-4),
image: workers.settings.image,
size: workers.settings.size,
onCreate: function(data){
doapi.dropletSetTag('clw'+workers.settings.version, data.droplet.id);
},
onActive: function(worker, args){
workers.startRunners({
worker: workers.makeWorkerObj(worker),
onDone: function(worker){
workers.push(args.worker)
onStart: function(runner, args){
workers.push(args.worker);
doapi.domianAddRecord({
domain: "codeland.us",
type: "A",
name: "*."+worker.name+".workers",
data: worker.publicIP
});
args.onStart = function(){};
},
onDone: function(args){
console.log("done with workers");
}
}),
workers.currentCreating--;
@ -48,10 +54,9 @@ var workers = (function(){
});
worker.availrunners = [];
worker.ip = worker.privateIP;
worker.ip = worker.publicIP;
worker.usedrunner = 0;
worker.index = workers.length;
worker.snapShotId = worker.settings.snapShotId;
worker.getRunner = function(){
if(this.availrunners.length === 0) return false;
@ -64,6 +69,10 @@ var workers = (function(){
return runner;
}
worker.freeAll = function(){
this.availrunners.forEach(runnerFree);
}
return worker;
};
@ -82,18 +91,15 @@ var workers = (function(){
};
workers.destroyOld = function(tag){
if(droplets.length === 0) return true;
var droplet = droplets.pop();
tag = tag || 'clworker';
tag = tag || 'clw'+workers.settings.version;
var currentIDs = workers.__workersId();
var deleteDroplets = function(droplets){
console.log('checking', droplet.name, droplet.id);
if(droplets.length === 0) return true;
var droplet = droplets.pop();
if(~currentIDs.indexOf(droplet.id)) return deleteDroplets(droplets);
doapi.dropletDestroy(droplet.id, function(body){
console.log('delete body', body);
setTimeout(deleteDroplets(droplets));
setTimeout(deleteDroplets, 1000, droplets);
});
}
@ -101,7 +107,7 @@ var workers = (function(){
data = JSON.parse(data);
console.log('current worker ids', currentIDs);
console.log('do droplets', data['droplets'].length, data['droplets'].map(function(item){
return item.name+'| '+item.id;
return item.name+' | '+item.id;
}));
deleteDroplets(data['droplets']);
@ -109,35 +115,38 @@ var workers = (function(){
};
workers.startRunners = function(args){
// console.log('starting runners on', worker.name, worker.ip)
args.stopPercent = stopPercent || 80;
// console.log('starting runners on', args.worker.name, args.worker.ip)
args.stopPercent = args.stopPercent || 80;
args.onStart = args.onStart || function(){};
args.onDone = args.onDone || function(){};
ramPercentUsed(args.worker.ip, function(usedMemPercent){
if(usedMemPercent > stopPercent ){
if(usedMemPercent > args.stopPercent ){
console.log('using', String(usedMemPercent),
'percent memory, stopping runner creation!', args.worker.availrunners.length,
'created on ', args.worker.name
);
args.onDone(worker)
args.onDone(args)
return ;
}
var name = 'crunner-'+(Math.random()*100).toString().slice(-4);
// console.log('Free ram check passed!')
lxc.startEphemeral(name, 'crunner0', args.worker.ip, function(data){
if(!data.ip) return setTimeout(workers.startRunners,0, args);
if(!data.ip) return setTimeout(workers.startRunners, 0, args);
// console.log('started runner on', args.worker.name)
args.onStart(args.worker.availrunners[args.worker.availrunners.length-1])
args.worker.availrunners.push({
var runner = {
ip: data.ip,
name: name,
worker: worker,
worker: args.worker,
label: args.worker.name + ':' + name
});
};
args.onStart(runner, args)
setTimeout(workers.startRunners(args), 0);
args.worker.availrunners.push(runner);
setTimeout(workers.startRunners, 0, args);
});
});
};
@ -151,7 +160,7 @@ var workers = (function(){
return ;
}
if(minAvail > 0) return ;
if(workers.settings.minAvail > 0) return ;
var lastMinAval
for(let worker of workers.slice(-wokers.settings.minAvail)){
@ -176,6 +185,11 @@ var workers = (function(){
}
};
workers.concat = function(newWorkers){
newWorkers.forEach(workers.push)
}
doapi.tagCreate('clw'+workers.settings.version)
return workers;
})();
@ -196,9 +210,7 @@ var runnerTimeout = function(runner, time){
clearTimeout(runner.timeout);
}
return runner.timeout = setTimeout(function(){
runnerFree(runner);
}, time);
return runner.timeout = setTimeout(runnerFree, time, runner);
};
var runnerFree = function(runner){
@ -209,7 +221,7 @@ var runnerFree = function(runner){
}
delete label2runner[runner.label];
workers.startRunners(runner.worker);
workers.startRunners({worker: runner.worker});
};
var getAvailrunner = function(runner){
@ -234,10 +246,9 @@ var run = function(req, res, runner, count){
return res.json({error: 'No runners, try again soon.'});
}
if(count > 3){
if(count > 2){
console.log('to many reties on runner');
res.status(400);
return res.json({error: 'Runner restarted to many times'});
return res.status(400).json({error: 'Runner restarted to many times'});
}
var httpOptions = {
@ -250,19 +261,22 @@ var run = function(req, res, runner, count){
})
};
return request.post(httpOptions, function(error, response, body){
// console.log('runner response:', arguments)
if(error || response.statusCode !== 200) return run(req, res, getAvailrunner(), ++count);
body = JSON.parse(body);
res.json(body);
if(req.params.once) return runnerFree(runner);
if(req.query.once){
res.json(body);
return runnerFree(runner, 0);
}
label2runner[runner.label] = runner;
body['ip'] = runner.label;
body['rname'] = runner.name;
body['wname'] = runner.worker.name;
res.json(body);
runnerTimeout(runner);
});
};
@ -270,7 +284,7 @@ var run = function(req, res, runner, count){
setTimeout(function(){
// console.log('Starting balance checking in 30 seconds')
setInterval(workers.checkBalance, 15000);
}, 180000);
}, 600000);
workers.destroyOld();
workers.checkBalance();
@ -292,7 +306,42 @@ router.get('/destroyOld', function(req, res, next) {
});
router.post('/updateID', function(req, res, next){
var newWorkers = [];
var newWorkersTarget = workers.length;
var newWokerImage = req.query.image;
for(var i = 0; i<newWorkersTarget; i++){
doapi.dropletToActive({
name: 'clw'+(workers.settings.version+1)+'-'+(Math.random()*100).toString().slice(-4),
image: newWokerImage,
size: workers.settings.size,
onCreate: function(data){
doapi.dropletSetTag('clw'+(workers.settings.version+1), data.droplet.id);
},
onActive: function(worker){
doapi.domianAddRecord({
domain: "codeland.us",
type: "A",
name: "*."+worker.name+".workers",
data: worker.publicIP
});
workers.startRunners({
worker: workers.makeWorkerObj(worker),
onDone: function(worker){
newWorkers.push(worker);
if(newWorkers.length === newWorkersTarget){
workers.forEach(worker.freeAll);
workers.settings.image = newWokerImage;
workers.settings.version = workers.settings.version+1;
workers.concat(newWorkers);
}
}
})
}
});
}
res.json({status: "maybe?"});
});
router.get('/liststuff', function(req, res, next){
@ -300,7 +349,7 @@ router.get('/liststuff', function(req, res, next){
res.send("<h1>Workers</h1><pre>"+obj+"</pre><h1>label2runner</h1><pre>"+util.inspect(label2runner)+'</pre><h1>DO calls</h1>'+doapi.calls);
});
runner.get('/ping/:runner', function(req, res, next){
router.get('/ping/:runner', function(req, res, next){
runnerTimeout(runner);
res.json({res:''});
});

2
routes/workers.json
View File

@ -1 +1 @@
{"snapShotId":"18473675","version":5,"lastSnapShotId":"0","size":"2gb","max":100,"min":1,"minAvail":1}
{"image":"18473675","version":5,"lastSnapShotId":"0","size":"2gb","max":100,"min":1,"minAvail":1}