2016-01-29 17:09:04 -05:00

130 lines
4.3 KiB
JavaScript

module.exports = function(config){
var obj = {};
var cmd = require('node-cmd');
var sysExec = function(command, callback){
console.log('sysExec --', command)
cmd.get('unset XDG_SESSION_ID XDG_RUNTIME_DIR; cgm movepid all virt $$; '+command, callback)
}
/* var obj = {};
var child = require('child'),
sshBind = config.sshBind || false;
//http://stackoverflow.com/questions/10530532/
function textToArgs(s){
var words = [];
s.replace(/"([^"]*)"|'([^']*)'|(\S+)/g,function(g0,g1,g2,g3){ words.push(g1 || g2 || g3 || '')});
return words;
}
var sysExec = function(command, onData, onClose){
onData = onData || function(){};
onClose = onClose || function(){};
if (sshBind != false)
{
var runCommand = sshBind.slice();
runCommand.push(command);
} else {
var runCommand = textToArgs('unset XDG_SESSION_ID XDG_RUNTIME_DIR; cgm movepid all virt $$; '+command);
}
var errors = '';
child({
command: runCommand.slice(0,1)[0],
args: runCommand.slice(1),
cbStdout: function(data){ onData(''+data) },
cbStderr: function(data){ errors+=data; onData(''+data) },
cbClose: function(exitCode){ onClose(exitCode == 0 ? null:exitCode, errors) }
}).start();
};
*/
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, callback){
sysExec('lxc-destroy -n '+ name, callback);
};
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){output+=data}, function(error){
if(output.match("doesn't exist.")) return callback({status: 500, error: "doesn't exist."});
if(output.match("already exists.")) return callback({status: 500, error: "already exists"});
if(output.match(/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/)) return callback({status: 200, state:'RUNNING', ip: output.match(/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/)[0]});
callback({'?': '?', data: output, name: name, base_name: base_name});
});
};
obj.stop = function(name, callback){
console.log('stop');
sysExec('lxc-stop -n '+ name, callback);
};
obj.freeze = function(name, cbComplete, cbData){
sysExec('lxc-freeze -n '+name, cbComplete, cbData);
};
obj.unfreeze = function(name, cbComplete, cbData){
sysExec('lxc-unfreeze -n '+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 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+/);
info[temp[0].toLowerCase().trim()] = temp[1].trim();
}
callback(info);
});
};
obj.list = function(cbData){
var output = '';
sysExec('lxc-ls --fancy', function(data){
output = data.split("\n");
var keys = output.splice(0,1)[0].split(/\s+/).slice(0,-1);
keys = keys.map(function(v){return v.toLowerCase()});
output = output.slice(0).splice(1).slice(0,-1);
var info = [];
for (var i in output)
{
var aIn = output[i].split(/\s+/).slice(0,-1),
mapOut = {};
aIn.map( function(v,i){ mapOut[keys[i]] = v; } );
info.push(mapOut);
}
cbData(info);
});
};
return obj;
};