mirror of
https://github.com/PepperDash/Essentials.git
synced 2026-02-14 04:04:58 +00:00
647 lines
20 KiB
C#
647 lines
20 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Text.RegularExpressions;
|
|
using Crestron.SimplSharp;
|
|
using Crestron.SimplSharp.CrestronIO;
|
|
using Crestron.SimplSharp.Reflection;
|
|
using Crestron.SimplSharpPro.CrestronThread;
|
|
using Crestron.SimplSharp.CrestronWebSocketClient;
|
|
using Crestron.SimplSharpPro;
|
|
using Crestron.SimplSharp.Net.Http;
|
|
using Newtonsoft.Json;
|
|
using Newtonsoft.Json.Linq;
|
|
|
|
using PepperDash.Core;
|
|
using PepperDash.Essentials.Core;
|
|
using PepperDash.Essentials.Room.Cotija;
|
|
|
|
namespace PepperDash.Essentials
|
|
{
|
|
public class CotijaSystemController : Device
|
|
{
|
|
int SseMessageLengthBeforeFailureCount;
|
|
|
|
WebSocketClient WSClient;
|
|
|
|
//GenericHttpSseClient SseClient;
|
|
|
|
/// <summary>
|
|
/// Prevents post operations from stomping on each other and getting lost
|
|
/// </summary>
|
|
CEvent PostLockEvent = new CEvent(true, true);
|
|
|
|
CEvent RegisterLockEvent = new CEvent(true, true);
|
|
|
|
public CotijaConfig Config { get; private set; }
|
|
|
|
HttpClient Client;
|
|
|
|
Dictionary<string, Object> ActionDictionary = new Dictionary<string, Object>(StringComparer.InvariantCultureIgnoreCase);
|
|
|
|
Dictionary<string, CTimer> PushedActions = new Dictionary<string, CTimer>();
|
|
|
|
CTimer ServerHeartbeatCheckTimer;
|
|
|
|
long ServerHeartbeatInterval = 20000;
|
|
|
|
CTimer ServerReconnectTimer;
|
|
|
|
long ServerReconnectInterval = 5000;
|
|
|
|
string SystemUuid;
|
|
|
|
List<CotijaBridgeBase> RoomBridges = new List<CotijaBridgeBase>();
|
|
|
|
long ButtonHeartbeatInterval = 1000;
|
|
|
|
bool NeedNewClient;
|
|
|
|
/// <summary>
|
|
/// Used to count retries in PostToServer
|
|
/// </summary>
|
|
int RetryCounter;
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="key"></param>
|
|
/// <param name="name"></param>
|
|
/// <param name="config"></param>
|
|
public CotijaSystemController(string key, string name, CotijaConfig config) : base(key, name)
|
|
{
|
|
Config = config;
|
|
Debug.Console(0, this, "Mobile UI controller initializing for server:{0}", config.ServerUrl);
|
|
|
|
CrestronConsole.AddNewConsoleCommand(DisconnectStreamClient,
|
|
"CloseHttpClient", "Closes the active HTTP client", ConsoleAccessLevelEnum.AccessOperator);
|
|
CrestronConsole.AddNewConsoleCommand(AuthorizeSystem,
|
|
"cotijaauth", "Authorizes system to talk to cotija server", ConsoleAccessLevelEnum.AccessOperator);
|
|
|
|
//AddPostActivationAction(() => RegisterSystemToServer());
|
|
}
|
|
|
|
/// <summary>
|
|
/// Adds an action to the dictionary
|
|
/// </summary>
|
|
/// <param name="key">The path of the API command</param>
|
|
/// <param name="action">The action to be triggered by the commmand</param>
|
|
public void AddAction(string key, object action)
|
|
{
|
|
if (!ActionDictionary.ContainsKey(key))
|
|
{
|
|
ActionDictionary.Add(key, action);
|
|
}
|
|
else
|
|
{
|
|
Debug.Console(1, this, "Cannot add action with key '{0}' because key already exists in ActionDictionary.", key);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Removes an action from the dictionary
|
|
/// </summary>
|
|
/// <param name="key"></param>
|
|
public void RemoveAction(string key)
|
|
{
|
|
if (ActionDictionary.ContainsKey(key))
|
|
ActionDictionary.Remove(key);
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="bridge"></param>
|
|
public void AddBridge(CotijaBridgeBase bridge)
|
|
{
|
|
RoomBridges.Add(bridge);
|
|
var b = bridge as IDelayedConfiguration;
|
|
if (b != null)
|
|
{
|
|
Debug.Console(0, this, "Adding room bridge with delayed configuration");
|
|
b.ConfigurationIsReady += new EventHandler<EventArgs>(bridge_ConfigurationIsReady);
|
|
}
|
|
else
|
|
{
|
|
Debug.Console(0, this, "Adding room bridge and sending configuration");
|
|
RegisterSystemToServer();
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="sender"></param>
|
|
/// <param name="e"></param>
|
|
void bridge_ConfigurationIsReady(object sender, EventArgs e)
|
|
{
|
|
Debug.Console(1, this, "Bridge ready. Registering");
|
|
// send the configuration object to the server
|
|
RegisterSystemToServer();
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="o"></param>
|
|
void ReconnectToServerTimerCallback(object o)
|
|
{
|
|
RegisterSystemToServer();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Verifies system connection with servers
|
|
/// </summary>
|
|
/// <param name="command"></param>
|
|
void AuthorizeSystem(string code)
|
|
{
|
|
if (string.IsNullOrEmpty(code))
|
|
{
|
|
CrestronConsole.ConsoleCommandResponse("Please enter a user code to authorize a system");
|
|
return;
|
|
}
|
|
|
|
|
|
var req = new HttpClientRequest();
|
|
string url = string.Format("http://{0}/api/system/grantcode/{1}", Config.ServerUrl, code);
|
|
Debug.Console(0, this, "Authorizing to: {0}", url);
|
|
|
|
if (string.IsNullOrEmpty(Config.ServerUrl))
|
|
{
|
|
CrestronConsole.ConsoleCommandResponse("Config URL address is not set. Check portal configuration");
|
|
return;
|
|
}
|
|
try
|
|
{
|
|
req.Url.Parse(url);
|
|
new HttpClient().DispatchAsync(req, (r, e) =>
|
|
{
|
|
if (r.Code == 200)
|
|
{
|
|
Debug.Console(0, this, "System authorized, sending config.");
|
|
RegisterSystemToServer();
|
|
}
|
|
else
|
|
Debug.Console(0, this, "HTTP Error {0} in authorizing system", r.Code);
|
|
});
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Debug.Console(0, this, "Error in authorizing: {0}", e);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Registers the room with the server
|
|
/// </summary>
|
|
/// <param name="url">URL of the server, including the port number, if not 80. Format: "serverUrlOrIp:port"</param>
|
|
void RegisterSystemToServer()
|
|
{
|
|
var ready = RegisterLockEvent.Wait(2000);
|
|
if (!ready)
|
|
{
|
|
Debug.Console(1, this, "RegisterSystemToServer failed to enter after 2 seconds. Ignoring");
|
|
return;
|
|
}
|
|
RegisterLockEvent.Reset();
|
|
|
|
try
|
|
{
|
|
var confObject = ConfigReader.ConfigObject;
|
|
confObject.Info.RuntimeInfo.AppName = Assembly.GetExecutingAssembly().GetName().Name;
|
|
var version = Assembly.GetExecutingAssembly().GetName().Version;
|
|
confObject.Info.RuntimeInfo.AssemblyVersion = string.Format("{0}.{1}.{2}", version.Major, version.Minor, version.Build);
|
|
confObject.Info.RuntimeInfo.OsVersion = Crestron.SimplSharp.CrestronEnvironment.OSVersion.Firmware;
|
|
|
|
string postBody = JsonConvert.SerializeObject(confObject);
|
|
SystemUuid = confObject.SystemUuid;
|
|
|
|
if (string.IsNullOrEmpty(postBody))
|
|
{
|
|
Debug.Console(1, this, "ERROR: Config post body is empty. Cannot register with server.");
|
|
}
|
|
else
|
|
{
|
|
var regClient = new HttpClient();
|
|
regClient.Verbose = true;
|
|
regClient.KeepAlive = true;
|
|
|
|
string url = string.Format("http://{0}/api/system/join/{1}", Config.ServerUrl, SystemUuid);
|
|
Debug.Console(1, this, "Joining server at {0}", url);
|
|
|
|
HttpClientRequest request = new HttpClientRequest();
|
|
request.Url.Parse(url);
|
|
request.RequestType = RequestType.Post;
|
|
request.Header.SetHeaderValue("Content-Type", "application/json");
|
|
request.ContentString = postBody;
|
|
|
|
var err = regClient.DispatchAsync(request, RegistrationConnectionCallback);
|
|
}
|
|
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Debug.Console(0, this, "ERROR: Initilizing Room: {0}", e);
|
|
RegisterLockEvent.Set();
|
|
}
|
|
|
|
}
|
|
|
|
/// <summary>
|
|
/// Posts a message to the server from a room
|
|
/// </summary>
|
|
/// <param name="room">room from which the message originates</param>
|
|
/// <param name="o">object to be serialized and sent in post body</param>
|
|
public void PostToServer(JObject o)
|
|
{
|
|
CrestronInvoke.BeginInvoke(oo =>
|
|
{
|
|
if (string.IsNullOrEmpty(SystemUuid))
|
|
{
|
|
Debug.Console(1, this, "Status post attempt before UUID is set. Ignoring.");
|
|
return;
|
|
}
|
|
var ready = PostLockEvent.Wait(2000);
|
|
if (!ready)
|
|
{
|
|
Debug.Console(1, this, "PostToServer failed to enter after 2 seconds. Ignoring");
|
|
return;
|
|
}
|
|
|
|
PostLockEvent.Reset();
|
|
try
|
|
{
|
|
if (Client == null || NeedNewClient)
|
|
{
|
|
NeedNewClient = false;
|
|
Client = new HttpClient();
|
|
}
|
|
Client.Verbose = false;
|
|
Client.KeepAlive = true;
|
|
|
|
HttpClientRequest request = new HttpClientRequest();
|
|
request.RequestType = RequestType.Post;
|
|
string url = string.Format("http://{0}/api/system/{1}/status", Config.ServerUrl, SystemUuid);
|
|
request.Url.Parse(url);
|
|
request.KeepAlive = true;
|
|
request.Header.ContentType = "application/json";
|
|
// Ignore any null objects when serializing and remove formatting
|
|
string ignored = JsonConvert.SerializeObject(o, Formatting.None, new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore });
|
|
Debug.Console(1, this, "Posting to '{0}':\n{1}", url, ignored);
|
|
request.ContentString = ignored;
|
|
request.FinalizeHeader();
|
|
Client.DispatchAsync(request, (r, err) =>
|
|
{
|
|
Debug.Console(1, this, "POST result: {0}", err);
|
|
|
|
if (err == HTTP_CALLBACK_ERROR.COMPLETED)
|
|
{
|
|
Debug.Console(1, this, "Status Response Code: {0}", r.Code);
|
|
PostLockEvent.Set();
|
|
RetryCounter = 0;
|
|
}
|
|
else
|
|
{
|
|
// Try again. This client is hosed.
|
|
NeedNewClient = true;
|
|
RetryCounter++;
|
|
// instant retry on first try.
|
|
if (RetryCounter >= 2 && RetryCounter < 5)
|
|
CrestronEnvironment.Sleep(1000);
|
|
else if (RetryCounter >= 5 && RetryCounter <= 10)
|
|
CrestronEnvironment.Sleep(5000);
|
|
// give up
|
|
else if (RetryCounter > 10)
|
|
{
|
|
Debug.Console(1, this, "Giving up on server POST");
|
|
RetryCounter = 0;
|
|
return;
|
|
}
|
|
Debug.Console(1, this, "POST retry #{0}", RetryCounter);
|
|
PostLockEvent.Set();
|
|
PostToServer(o);
|
|
}
|
|
});
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Debug.Console(1, this, "Error Posting to Server: {0}", e);
|
|
PostLockEvent.Set();
|
|
}
|
|
|
|
});
|
|
|
|
}
|
|
|
|
/// <summary>
|
|
/// Disconnects the SSE Client and stops the heartbeat timer
|
|
/// </summary>
|
|
/// <param name="command"></param>
|
|
void DisconnectStreamClient(string command)
|
|
{
|
|
//if(SseClient != null)
|
|
// SseClient.Disconnect();
|
|
|
|
if (WSClient != null && WSClient.Connected)
|
|
WSClient.Disconnect();
|
|
|
|
if (ServerHeartbeatCheckTimer != null)
|
|
{
|
|
ServerHeartbeatCheckTimer.Stop();
|
|
|
|
ServerHeartbeatCheckTimer = null;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// The callback that fires when we get a response from our registration attempt
|
|
/// </summary>
|
|
/// <param name="resp"></param>
|
|
/// <param name="err"></param>
|
|
void RegistrationConnectionCallback(HttpClientResponse resp, HTTP_CALLBACK_ERROR err)
|
|
{
|
|
Debug.Console(1, this, "RegistrationConnectionCallback: {0}", err);
|
|
try
|
|
{
|
|
if (resp != null && resp.Code == 200)
|
|
{
|
|
if(ServerReconnectTimer != null)
|
|
{
|
|
ServerReconnectTimer.Stop();
|
|
ServerReconnectTimer = null;
|
|
}
|
|
|
|
ConnectStreamClient();
|
|
}
|
|
else
|
|
{
|
|
if (resp != null)
|
|
Debug.Console(1, this, "Response from server: {0}\n{1}", resp.Code, err);
|
|
else
|
|
{
|
|
Debug.Console(1, this, "Null response received from server.");
|
|
NeedNewClient = true;
|
|
}
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Debug.Console(1, this, "Error Initializing Stream Client: {0}", e);
|
|
}
|
|
RegisterLockEvent.Set();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Executes when we don't get a heartbeat message in time. Triggers reconnect.
|
|
/// </summary>
|
|
/// <param name="o">For CTimer callback. Not used</param>
|
|
void HeartbeatExpiredTimerCallback(object o)
|
|
{
|
|
Debug.Console(1, this, "Heartbeat Timer Expired.");
|
|
if (ServerHeartbeatCheckTimer != null)
|
|
{
|
|
ServerHeartbeatCheckTimer.Stop();
|
|
ServerHeartbeatCheckTimer = null;
|
|
}
|
|
StartReconnectTimer();
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="dueTime"></param>
|
|
/// <param name="repeatTime"></param>
|
|
void StartReconnectTimer()
|
|
{
|
|
// Start the reconnect timer
|
|
if (ServerReconnectTimer == null)
|
|
{
|
|
ServerReconnectTimer = new CTimer(ReconnectToServerTimerCallback, null, ServerReconnectInterval, ServerReconnectInterval);
|
|
Debug.Console(1, this, "Reconnect Timer Started.");
|
|
}
|
|
ServerReconnectTimer.Reset(ServerReconnectInterval, ServerReconnectInterval);
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="dueTime"></param>
|
|
/// <param name="repeatTime"></param>
|
|
void ResetOrStartHearbeatTimer()
|
|
{
|
|
if (ServerHeartbeatCheckTimer == null)
|
|
{
|
|
ServerHeartbeatCheckTimer = new CTimer(HeartbeatExpiredTimerCallback, null, ServerHeartbeatInterval, ServerHeartbeatInterval);
|
|
|
|
Debug.Console(1, this, "Heartbeat Timer Started.");
|
|
}
|
|
|
|
ServerHeartbeatCheckTimer.Reset(ServerHeartbeatInterval, ServerHeartbeatInterval);
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
/// Connects the SSE Client
|
|
/// </summary>
|
|
/// <param name="o"></param>
|
|
void ConnectStreamClient()
|
|
{
|
|
Debug.Console(0, this, "Initializing Stream client to server.");
|
|
|
|
if (WSClient == null)
|
|
{
|
|
WSClient = new WebSocketClient();
|
|
}
|
|
WSClient.URL = string.Format("wss://{0}/system/join/{1}", Config.ServerUrl, this.SystemUuid);
|
|
WSClient.Connect();
|
|
Debug.Console(0, this, "Websocket connected");
|
|
WSClient.ReceiveCallBack = WebsocketReceive;
|
|
WSClient.ReceiveAsync();
|
|
|
|
|
|
|
|
//// **********************************
|
|
//if (SseClient == null)
|
|
//{
|
|
// SseClient = new GenericHttpSseClient(string.Format("{0}-SseClient", Key), Name);
|
|
|
|
// CommunicationGather LineGathered = new CommunicationGather(SseClient, "\x0d\x0a");
|
|
|
|
// LineGathered.LineReceived += new EventHandler<GenericCommMethodReceiveTextArgs>(SSEClient_LineReceived);
|
|
//}
|
|
//else
|
|
//{
|
|
// if (SseClient.IsConnected)
|
|
// {
|
|
// SseClient.Disconnect();
|
|
// }
|
|
//}
|
|
|
|
string uuid = Essentials.ConfigReader.ConfigObject.SystemUuid;
|
|
|
|
//SseClient.Url = string.Format("http://{0}/api/system/stream/{1}", Config.ServerUrl, uuid);
|
|
|
|
//SseClient.Connect();
|
|
|
|
// ***********************************
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
/// Resets reconnect timer and updates usercode
|
|
/// </summary>
|
|
/// <param name="content"></param>
|
|
void HandleHeartBeat(JToken content)
|
|
{
|
|
var code = content["userCode"];
|
|
if(code != null)
|
|
{
|
|
foreach (var b in RoomBridges)
|
|
{
|
|
b.SetUserCode(code.Value<string>());
|
|
}
|
|
}
|
|
ResetOrStartHearbeatTimer();
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="data"></param>
|
|
/// <param name="length"></param>
|
|
/// <param name="opcode"></param>
|
|
/// <param name="err"></param>
|
|
int WebsocketReceive(byte[] data, uint length, WebSocketClient.WEBSOCKET_PACKET_TYPES opcode,
|
|
WebSocketClient.WEBSOCKET_RESULT_CODES err)
|
|
{
|
|
var rx = System.Text.Encoding.UTF8.GetString(data, 0, (int)length);
|
|
if(rx.Length > 0)
|
|
ParseStreamRx(rx);
|
|
WSClient.ReceiveAsync();
|
|
return 1;
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="sender"></param>
|
|
/// <param name="e"></param>
|
|
void ParseStreamRx(string message)
|
|
{
|
|
Debug.Console(1, this, "Message RX: '{0}'", message);
|
|
try
|
|
{
|
|
var messageObj = JObject.Parse(message);
|
|
|
|
var type = messageObj["type"].Value<string>();
|
|
|
|
if (type == "hello")
|
|
{
|
|
ResetOrStartHearbeatTimer();
|
|
}
|
|
else if (type == "/system/heartbeat")
|
|
{
|
|
HandleHeartBeat(messageObj["content"]);
|
|
}
|
|
else if (type == "close")
|
|
{
|
|
WSClient.Disconnect();
|
|
|
|
ServerHeartbeatCheckTimer.Stop();
|
|
// Start the reconnect timer
|
|
StartReconnectTimer();
|
|
}
|
|
else
|
|
{
|
|
// Check path against Action dictionary
|
|
if (ActionDictionary.ContainsKey(type))
|
|
{
|
|
var action = ActionDictionary[type];
|
|
|
|
if (action is Action)
|
|
{
|
|
(action as Action)();
|
|
}
|
|
else if (action is PressAndHoldAction)
|
|
{
|
|
var stateString = messageObj["content"]["state"].Value<string>();
|
|
|
|
// Look for a button press event
|
|
if (!string.IsNullOrEmpty(stateString))
|
|
{
|
|
switch (stateString)
|
|
{
|
|
case "true":
|
|
{
|
|
if (!PushedActions.ContainsKey(type))
|
|
{
|
|
PushedActions.Add(type, new CTimer(o =>
|
|
{
|
|
(action as PressAndHoldAction)(false);
|
|
PushedActions.Remove(type);
|
|
}, null, ButtonHeartbeatInterval, ButtonHeartbeatInterval));
|
|
}
|
|
// Maybe add an else to reset the timer
|
|
break;
|
|
}
|
|
case "held":
|
|
{
|
|
if (!PushedActions.ContainsKey(type))
|
|
{
|
|
PushedActions[type].Reset(ButtonHeartbeatInterval, ButtonHeartbeatInterval);
|
|
}
|
|
return;
|
|
}
|
|
case "false":
|
|
{
|
|
if (PushedActions.ContainsKey(type))
|
|
{
|
|
PushedActions[type].Stop();
|
|
PushedActions.Remove(type);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
(action as PressAndHoldAction)(stateString == "true");
|
|
}
|
|
}
|
|
else if (action is Action<bool>)
|
|
{
|
|
var stateString = messageObj["content"]["state"].Value<string>();
|
|
|
|
if (!string.IsNullOrEmpty(stateString))
|
|
{
|
|
(action as Action<bool>)(stateString == "true");
|
|
}
|
|
}
|
|
else if (action is Action<ushort>)
|
|
{
|
|
(action as Action<ushort>)(messageObj["content"]["value"].Value<ushort>());
|
|
}
|
|
else if (action is Action<string>)
|
|
{
|
|
(action as Action<string>)(messageObj["content"]["value"].Value<string>());
|
|
}
|
|
else if (action is Action<SourceSelectMessageContent>)
|
|
{
|
|
(action as Action<SourceSelectMessageContent>)(messageObj["content"]
|
|
.ToObject<SourceSelectMessageContent>());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Debug.Console(1, this, "-- Warning: Incoming message has no registered handler");
|
|
}
|
|
}
|
|
}
|
|
catch (Exception err)
|
|
{
|
|
Debug.Console(1, "SseMessageLengthBeforeFailureCount: {0}", SseMessageLengthBeforeFailureCount);
|
|
SseMessageLengthBeforeFailureCount = 0;
|
|
Debug.Console(1, this, "Unable to parse message: {0}", err);
|
|
}
|
|
}
|
|
}
|
|
} |