wmantly/lxc_manager_node
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Merge pull request #1 from wmantly/new

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This commit is contained in:
William Mantly 2016-01-29 17:31:23 -05:00
commit 105ac06c5e
4 changed files with 64 additions and 54 deletions
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92
lxc.js
View File

@ -1,6 +1,12 @@
module.exports = function(config){
var obj = {};
var cmd = require('node-cmd');
var sysExec = function(command, callback){
// console.log('sysExec: ', command, '||| callback:', callback)
cmd.get('unset XDG_SESSION_ID XDG_RUNTIME_DIR; cgm movepid all virt $$; '+command, callback)
}
/* var obj = {};
var child = require('child'),
sshBind = config.sshBind || false;
@ -21,7 +27,7 @@ module.exports = function(config){
var runCommand = sshBind.slice();
runCommand.push(command);
} else {
var runCommand = textToArgs(command);
var runCommand = textToArgs('unset XDG_SESSION_ID XDG_RUNTIME_DIR; cgm movepid all virt $$; '+command);
}
var errors = '';
@ -34,40 +40,42 @@ module.exports = function(config){
cbClose: function(exitCode){ onClose(exitCode == 0 ? null:exitCode, errors) }
}).start();
};
*/
obj.create = function(name, template, config, cbComplete, cbData){
sysExec('lxc-create -n '+name+' -t '+template, cbComplete, cbData);
obj.create = function(name, template, config, cbComplete){
sysExec('lxc-create -n '+name+' -t '+template, cbComplete);
};
obj.clone = function(name, base_name, cbComplete, cbData){
sysExec('lxc-clone -o '+base_name+ ' -n '+name +' -B overlayfs -s', cbComplete, cbData);
};
obj.destroy = function(name, cbComplete, cbData){
sysExec('lxc-destroy -n '+ name, cbComplete, cbData);
};
obj.start = function(name, cbComplete, cbData){
var cmd = 'lxc-start --name '+name+' --daemon';
console.log('start cmd\n', cmd, '\n');
sysExec(cmd, cbComplete, cbData);
};
obj.startEphemeral = function(name, base_name, cbComplete, cbData){
var output = '';
sysExec('lxc-start-ephemeral -o '+base_name+ ' -n '+name +' --union-type overlayfs -d', function(data){output+=data}, function(error){
if(output.match("doesn't exist.")) return cbData({status: 500, error: "doesn't exist."});
if(output.match("already exists.")) return cbData({status: 500, error: "already exists"});
if(output.match(/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/)) return cbData({status: 200, state:'RUNNING', ip: output.match(/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/)[0]});
cbData({'?': '?', data: output, name: name, base_name: base_name});
obj.destroy = function(name, callback){
sysExec('lxc-destroy -n '+ name, function(data){
callback(!data.match(/Destroyed container/))
});
};
obj.stop = function(name, cbComplete, cbData){
sysExec('lxc-stop -n '+ name, cbComplete, cbData);
obj.start = function(name, callback){
var cmd = 'lxc-start --name '+name+' --daemon';
console.log('start cmd\n', cmd, '\n');
sysExec(cmd, callback);
};
obj.startEphemeral = function(name, base_name, callback){
var output = '';
sysExec('lxc-start-ephemeral -o '+base_name+ ' -n '+name +' --union-type overlayfs -d', function(data){
if(data.match("doesn't exist.")) return callback({status: 500, error: "doesn't exist."});
if(data.match("already exists.")) return callback({status: 500, error: "already exists"});
if(data.match(/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/)) return callback({status: 200, state:'RUNNING', ip: data.match(/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/)[0]});
callback({'?': '?', data: data, name: name, base_name: base_name});
});
};
obj.stop = function(name, callback){
console.log('stop', name);
sysExec('lxc-stop -n '+ name, callback);
};
@ -79,33 +87,31 @@ module.exports = function(config){
sysExec('lxc-unfreeze -n '+name, cbComplete, cbData);
};
obj.info = function(name, cbComplete, cbData){
obj.info = function(name, callback){
var output = '';
sysExec('lxc-info -n'+name, function(data){output+=data}, function(error){
if(output.match("doesn't exist")) return cbData({state: 'NULL'});
sysExec('lxc-info -n '+name, function(data){
console.log('info', name, data)
if(data.match("doesn't exist")) return callback({state: 'NULL'});
var info = {};
output = output.replace(/\suse/ig, '').replace(/\sbytes/ig, '').split("\n").slice(0,-1);
for(var i in output){
var temp = output[i].split(/\:\s+/);
data = data.replace(/\suse/ig, '').replace(/\sbytes/ig, '').split("\n").slice(0,-1);
for(var i in data){
var temp = data[i].split(/\:\s+/);
info[temp[0].toLowerCase().trim()] = temp[1].trim();
}
cbData(info);
callback(info);
});
};
obj.list = function(cbData){
var output = '';
sysExec('lxc-ls --fancy', function(data){output+=data}, function(error){
output = output.split("\n");
obj.list = function(callback){
sysExec('lxc-ls --fancy', function(data){
var output = data.split("\n");
var keys = output.splice(0,1)[0].split(/\s+/).slice(0,-1);
var info = [];
keys = keys.map(function(v){return v.toLowerCase()});
output = output.slice(0).splice(1).slice(0,-1);
var info = [];
for (var i in output)
{
@ -115,11 +121,9 @@ module.exports = function(config){
info.push(mapOut);
}
cbData(info);
callback(info);
});
};
return obj;
};

10
package.json
View File

@ -12,6 +12,12 @@
"ejs": "~2.3.3",
"express": "~4.13.1",
"morgan": "~1.6.1",
"serve-favicon": "~2.3.0"
"serve-favicon": "~2.3.0",
"node.extend": "~1.1.5",
"redis": "~2.4.2",
"child": "0.0.3",
"colors": "~1.1.2",
"async": "~1.5.2",
"node-cmd": "~1.1.1"
}
}
}

14
routes/index.js
View File

@ -3,11 +3,11 @@ var router = express.Router();
var extend = require('node.extend');
var redis = require("redis");
var client = redis.createClient();
var lxc = require('../lxc')({sshBind: ['/usr/bin/ssh', 'virt@127.0.0.1']});
var lxc = require('../lxc')({sshBind: false/*['/usr/bin/ssh', 'virt@127.0.0.1']*/});
//lxc.startEphemeral('ubuntu_template', 'ue0', function(){console.log('cb1', arguments)}, function(){console.log('cb2', arguments)})
router.get('/start/:name', function(req, res, next){
lxc.start(req.params.name, null, function(status, message){
lxc.start(req.params.name, function(status, message){
if(status){
res.json({status: 500, name: req.params.name, message: message});
}else{
@ -30,13 +30,13 @@ router.get('/start/:name', function(req, res, next){
});
router.get('/live/:template/:name', function(req, res, next){
lxc.startEphemeral(req.params.name, req.params.template, null, function (data) {
lxc.startEphemeral(req.params.name, req.params.template, function (data) {
res.json(data);
});
});
router.get('/stop/:name', function(req, res, next){
lxc.stop(req.params.name, null, function(data, message){
lxc.stop(req.params.name, function(data, message){
if(data){
res.json({status: 500, name: req.params.name, message: message});
}else{
@ -56,9 +56,9 @@ router.get('/clone/:template/:name', function(req, res, next){
});
router.get('/destroy/:name', function(req, res, next){
lxc.destroy(req.params.name, null, function(data, message){
lxc.destroy(req.params.name, function(data){
if(data){
res.json({status: 500, message: message});
res.json({status: 500, message: data});
}else{
res.json({status: 200});
}
@ -66,7 +66,7 @@ router.get('/destroy/:name', function(req, res, next){
});
router.get('/info/:name', function(req, res, next){
lxc.info(req.params.name, null, function(data){
lxc.info(req.params.name, function(data){
res.json(data);
});
});

2
views/index.ejs
View File

@ -26,7 +26,7 @@
if(data.state === 'RUNNING'){
var url = '//'+data.name+'.vm42.us';
data.url = '<a href="'+url+'" target="_blank">'+url+'</a>';
}else if( data.state !== "RUNNING" && data.name.match(/_template/) ){
}else if( data.state !== "RUNNING" && data.name.match(/\w\w/) ){
data.clone = $('#cloneFormTemplate').html();
}