From 1367c2f357f4f1fd73dc1aa0107f92217f3fb0dc Mon Sep 17 00:00:00 2001
From: Sky <eshengsky@163.com>
Date: Thu, 21 Apr 2016 15:32:13 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=AE=88=E6=8A=A4=E8=BF=9B?=
 =?UTF-8?q?=E7=A8=8B=EF=BC=8C=E4=BC=98=E5=8C=96=E5=A4=9A=E6=A0=B8=E5=BF=83?=
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---
 daemon.js | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 daemon.js

diff --git a/daemon.js b/daemon.js
new file mode 100644
index 0000000..a7739b0
--- /dev/null
+++ b/daemon.js
@@ -0,0 +1,28 @@
+var cluster = require('cluster');
+var numCPUs = require('os').cpus().length;
+
+if (cluster.isMaster) {
+    var worker;
+    //遍历CPU核心数
+    for (var i = 0; i < numCPUs; i++) {
+        //生成新的工作进程运行主模块
+        worker = cluster.fork();
+        console.log('worker：%d 正在运行...', worker.process.pid);
+    }
+} else {
+    //运行主模块
+    require('./bin/www');
+}
+
+//监听退出事件
+cluster.on('exit', function (worker, code, signal) {
+    if (code !== 0) {
+        console.error('worker：%d 异常退出（%s），30s后尝试重启...', worker.process.pid, signal || code);
+        setTimeout(function () {
+            var new_worker = cluster.fork();
+            console.log('worker：%d 正在运行...', new_worker.process.pid);
+        },30000);
+    } else {
+        console.log('worker：%d 正常退出！', worker.process.pid);
+    }
+});
\ No newline at end of file