单个连接的流控
连接池的实现
结合feedback过滤当前现有不合法的apnstoken提高送达率
提供Https方式的发送ios push
more.....

4 * 2CPU /8GBRAM/50个apns链接
http ab压测：
ab c=10 n=1000000  8609.94 ops 
ab c=50 n=1000000  12146.87 ops
ab c=100 n=1000000 12952.80 op

go get github.com/blackbeans/go-apns
go install github/com/blackbeans/go-apns

cert, err := tls.LoadX509KeyPair(CERT_PATH, KEY_PATH)
if nil != err {
t.Logf("READ CERT FAIL|%s", err.Error())
	  t.Fail()
	  return
	}

responseChan := make(chan entry.Response, 10)
feedbackChan := make(chan entry.Feedback, 1000)

body := "hello apns"
payload := entry.NewSimplePayLoad("ms.caf", 1, body)
client := NewDefaultApnsClient(cert, responseChan, PUSH_APPLE, feedbackChan, FEED_BACK_APPLE)

//从channel 中读取数据
select {
	case resp := <-responseChan:
		t.Logf("RESPONSE===============%t", resp)
		//如果有返回错误则说明发送失败的
	case fb := <-feedbackChan:
		i := 0
		for i < 100 {
			t.Logf("FEEDBACK===============%s", fb)
			i++
		}
}

import (
"flag"
"go-apns/server"
"os"
"os/signal"
)

func main() {
    startMode := flag.Int("startMode", 1, " 0 为mock ,1 为正式")
    bindAddr := flag.String("bindAddr", ":17070", "-bindAddr=:17070")
    certPath := flag.String("certPath", "", "-certPath=/User/xxx")
    keyPath := flag.String("keyPath", "", "-keyPath=/User/xxx")
    runMode := flag.Int("runMode", 0, "-runMode=1(online) ,0(sandbox)")
    storeCap := flag.Int("storeCap", 0, "-storeCap=100000  //重发链条长度")        flag.Parse()

    //设置启动项
    option := server.NewOption(*bindAddr, *certPath, *keyPath, *runMode, *storeCap)
    apnsserver := server.NewApnsHttpServer(option)
    ch := make(chan os.Signal, 1)
    signal.Notify(ch, os.Kill)
    //kill掉的server
    <-ch
    apnsserver.Shutdown()
}

测试启动：
go run demo.go  -certPath=/Users/blackbeans/pushcert.pem -keyPath=/Users/blackbeans/key.pem -bindAddr=:17070 -runMode=1

    pushType:
        NOTIFY_SIMPLE_FORMAT   = "0" //simple notification
        NOTIFY_ENHANCED_FORMAT = "1" //enhanced notification 

    token := req.PostFormValue("token") 
    sound := req.PostFormValue("sound")
    badgeV := req.PostFormValue("badge")
    body := req.PostFormValue("body")
    //是个大的Json数据即可
    extArgs := req.PostFormValue("extArgs")
    RESP：
    //---------定义返回状态码
    RESP_STATUS_SUCC                            = 200 //成功
    RESP_STATUS_ERROR                           = 500 //服务器端错误
    RESP_STATUS_INVALID_PROTO                   = 201 //不允许使用GET 请求发送数据
    RESP_STATUS_PUSH_ARGUMENTS_INVALID          = 400 //请求参数错误
    RESP_STATUS_INVALID_NOTIFY_FORMAT           = 501   //错误的NotificationFormat类型
    RESP_STATUS_PAYLOAD_BODY_DECODE_ERROR       = 505 //payload 的body   存在反序列化失败的问题
    RESP_STATUS_PAYLOAD_BODY_DEEP_ITERATOR      = 505 //payload 的body   不允许多层嵌套
    RESP_STATUS_SEND_OVER_TRY_ERROR             = 506 //推送到IOS PUSH     重试3次后失败
    RESP_STATUS_FETCH_FEEDBACK_OVER_LIMIT_ERROR = 507   //获取feedback的数量超过最大限制
    获取Feedback协议：
    GET ：
    REQ： http://localhost:7070/apns/feedback?limit=50
    RESP：返回指定数量的feedback 
        feedback: 
            time uint32
            devicetoken string
    NOTE :
        limit服务端最大每次可拉取 100条。