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bootstrap.js
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bootstrap.js
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cp = require('child_process');
var mainProcess, updateProcess;
//启动主进程
function startMainProcess(){
console.log("启动主进程");
mainProcess = cp.fork(__dirname + '/main.js');
mainProcess.on("message", function(msg){
var type = msg;
if(typeof msg == "object"){
type = msg.type;
}
switch(type){
case "stop" :
stopMainProcess();
break;
case "restart" :
restartMainProcess();
break;
case "update" :
restartUpdateProcess(msg.version, msg.cVersion);
break;
}
});
}
function stopMainProcess(){
console.log("退出主进程");
if(mainProcess){
mainProcess.kill();
mainProcess = null;
}
}
function restartMainProcess(){
stopMainProcess();
startMainProcess();
}
//启动更新进程
function startUpdateProcess(version, cVersion){
console.log("启动更新进程");
updateProcess = cp.fork(__dirname + '/updater/server.js', [version, cVersion]);
updateProcess.on("message", function(msg){
if(msg == 'stop'){
stopUpdateProcess();
}
if(msg == 'updateok'){
console.log("更新完成,启动主进程");
setTimeout(function(){
stopUpdateProcess();
setTimeout(restartMainProcess, 1000);
}, 1000);
}
});
}
function stopUpdateProcess(){
if(updateProcess){
console.log("退出更新进程");
updateProcess.kill();
updateProcess = null;
}
}
function restartUpdateProcess(version, cVersion){
stopUpdateProcess();
startUpdateProcess(version, cVersion);
}
if(require.main === module){
restartMainProcess();
}