private void PushData(object state)
{
var resData = new DataPushResponse {
resType = ResponseType.push.ToString(), content = new DataPushContent {
subType = "device_prop", body = new Dictionary <string, IEnumerable <TagDataPush> >()
}
};
foreach (var data in this._rTData.Values)
{
resData.content.body.Add($"{data.ObjectName}:{data.PropertyName}", new List <TagDataPush> {
new TagDataPush {
value = data.Value, status = data.Status, timestamp = data.TimeStamp
}
});
}
this.SendMsg <DataPushResponse>(resData);
}
public async Task WsHandler(WebSocket socket)
{
//认证消息验证
if (socket.State == WebSocketState.Open)
{
var buffer = new byte[1024 * 4];
var result = await socket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
var reqAuth = GetReceiveObj <WsRequest <AuthRequestContent> >(buffer);
bool isAuth = true;
if (isAuth)
{//验证成功
string sessionId = HttpContext.Session.Id;
var resAuth = new WsResponse <AuthResponseContent> {
resID = reqAuth.reqID, resType = RequestType.request.ToString(), content = new AuthResponseContent {
auth = Convert.ToInt32(true).ToString(), sessionId = sessionId
}
};
var sendBuffer = GetSendBuffer <WsResponse <AuthResponseContent> >(resAuth);
await socket.SendAsync(sendBuffer, WebSocketMessageType.Text, true, CancellationToken.None);
//session相关操作，如缓存一些连接信息
}
else
{//验证失败
var resAuth = new WsResponse <object> {
resID = reqAuth.reqID, resType = RequestType.request.ToString(), content = new { auth = Convert.ToInt32(false).ToString() }
};
var sendBuffer = GetSendBuffer <WsResponse <object> >(resAuth);
await socket.SendAsync(sendBuffer, WebSocketMessageType.Text, true, CancellationToken.None);
await socket.CloseAsync(WebSocketCloseStatus.NormalClosure, "认证失败，断开socket通道", CancellationToken.None);
}
}
//等待接收订阅消息
if (socket.State == WebSocketState.Open)
{//1.接收心跳包，2.接收订阅消息，3.响应订阅请求
var buffer = new byte[1024 * 4];
var result = await socket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
var req = GetReceiveObj <WsRequest <object> >(buffer);
if (req.reqType == RequestType.heartbreak.ToString())
{//接收订阅消息
await socket.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None);
var reqSub = GetReceiveObj <WsRequest <SubscribeRequestContent> >(buffer);
//去订阅位号数据
this.Subscribe(reqSub.content.body);
//响应订阅请求
bool subFlag = true;
var resSub = new WsResponse <object> {
resID = reqSub.reqID, resType = ResponseType.subscribe.ToString(), content = new { result = Convert.ToInt32(subFlag).ToString() }
};
var sendBuffer = GetSendBuffer <WsResponse <object> >(resSub);
await socket.SendAsync(sendBuffer, WebSocketMessageType.Text, true, CancellationToken.None);
}
else
{//继续接收心跳包
}
}
//推送实时数据()
while (socket.State == WebSocketState.Open)
{//1.推送实时数据，2.
var resData = new DataPushResponse {
resType = ResponseType.push.ToString(), content = new DataPushContent {
subType = "device_prop", body = new Dictionary <string, IEnumerable <TagDataPush> >()
}
};
resData.content.body.Add("device - 1:prop1", new List <TagDataPush> {
new TagDataPush {
value = "0.85262805", status = TagDataStatus.normal, timestamp = 1524185355322
}
});
resData.content.body.Add("device - 1:prop2", new List <TagDataPush> {
new TagDataPush {
value = "0.6905742", status = TagDataStatus.normal, timestamp = 1524185355322
}
});
var sendBuffer = GetSendBuffer <DataPushResponse>(resData);
await socket.SendAsync(sendBuffer, WebSocketMessageType.Text, true, CancellationToken.None);
}
}
