OKEX V5 WS Interface Contoh penggunaan antarmuka pribadi, parameter kebijakanaccessKey、secretKey、passphraseDi antaranya:passphraseIni adalah kata sandi kunci rahasia yang diisi saat membuat APIKEY di situs pertukaran. Contoh kebijakan adalah login verifikasi terlebih dahulu, kemudian berlangganan semua informasi yang dimiliki. Mengirim ping tepat waktu, server pertukaran akan merespons pong.
function getLogin(pAccessKey, pSecretKey, pPassphrase) {
// 签名函数，用于登录
var ts = (new Date().getTime() / 1000) + ""
var login = {
"op": "login",
"args":[{
"apiKey" : pAccessKey,
"passphrase" : pPassphrase,
"timestamp" : ts,
"sign" : exchange.HMAC("sha256", "base64", ts + "GET" + "/users/self/verify", pSecretKey)
}]
}
return login
}
var client_private = null
function main() {
// 因为read函数使用了超时设置，过滤超时的报错，否则会有冗余错误输出
SetErrorFilter("timeout")
// 持仓频道订阅信息
var posSubscribe = {
"op": "subscribe",
"args": [{
"channel": "positions",
"instType": "ANY"
}]
}
var payload = JSON.stringify(getLogin(accessKey, secretKey, passphrase))
client_private = Dial("wss://ws.okex.com:8443/ws/v5/private|reconnect=true&payload=" + payload)
Sleep(3000) // 登录时，不能立即订阅私有频道，需要等待服务器反应
if (client_private) {
client_private.write(JSON.stringify(posSubscribe))
var lastPingTS = new Date().getTime()
while (true) {
var buf = client_private.read(2000)
if (buf) {
Log(buf)
}
// 发送心跳包
var nowPingTS = new Date().getTime()
if (nowPingTS - lastPingTS > 10 * 1000) {
client_private.write("ping")
lastPingTS = nowPingTS
}
}
}
}
function onexit() {
var ret = client_private.close()
Log("关闭连接！", ret)
}