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Ahmed Zamil
2019-12-02 03:16:19 +03:00
parent ba1fc9c18e
commit 66fd62c449
122 changed files with 443 additions and 409 deletions
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Esiur/Net/IIP/DistributedConnection.cs
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@ -1,922 +0,0 @@
/*
Copyright (c) 2017 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.Net.Sockets;
using System.Security.Cryptography;
using Esiur.Net.Sockets;
using Esiur.Data;
using Esiur.Misc;
using Esiur.Core;
using Esiur.Net.Packets;
using Esiur.Resource;
using Esiur.Security.Authority;
using Esiur.Resource.Template;
using System.Linq;
using System.Diagnostics;
using static Esiur.Net.Packets.IIPPacket;
namespace Esiur.Net.IIP
{
public partial class DistributedConnection : NetworkConnection, IStore
{
public delegate void ReadyEvent(DistributedConnection sender);
public delegate void ErrorEvent(DistributedConnection sender, byte errorCode, string errorMessage);
/// <summary>
/// Ready event is raised when the connection is fully established.
/// </summary>
public event ReadyEvent OnReady;
/// <summary>
/// Error event
/// </summary>
public event ErrorEvent OnError;
IIPPacket packet = new IIPPacket();
IIPAuthPacket authPacket = new IIPAuthPacket();
Session session;
List<IResource> attachedResources = new List<IResource>();
AsyncReply<bool> openReply;
byte[] localPassword;
byte[] localNonce, remoteNonce;
bool ready, readyToEstablish;
DateTime loginDate;
/// <summary>
/// Local username to authenticate ourselves.
/// </summary>
public string LocalUsername => session.LocalAuthentication.Username;// { get; set; }
/// <summary>
/// Peer's username.
/// </summary>
public string RemoteUsername => session.RemoteAuthentication.Username;// { get; set; }
/// <summary>
/// Working domain.
/// </summary>
//public string Domain { get { return domain; } }
/// <summary>
/// The session related to this connection.
/// </summary>
public Session Session => session;
/// <summary>
/// Distributed server responsible for this connection, usually for incoming connections.
/// </summary>
public DistributedServer Server
{
get;
set;
}
public bool Remove(IResource resource)
{
// nothing to do
return true;
}
/// <summary>
/// Send data to the other end as parameters
/// </summary>
/// <param name="values">Values will be converted to bytes then sent.</param>
internal SendList SendParams(IAsyncReply<object[]> reply = null)//params object[] values)
{
return new SendList(this, reply);
/*
var data = BinaryList.ToBytes(values);
if (ready)
{
var cmd = (IIPPacketCommand)(data[0] >> 6);
if (cmd == IIPPacketCommand.Event)
{
var evt = (IIPPacketEvent)(data[0] & 0x3f);
//Console.Write("Sent: " + cmd.ToString() + " " + evt.ToString());
}
else if (cmd == IIPPacketCommand.Report)
{
var r = (IIPPacketReport)(data[0] & 0x3f);
//Console.Write("Sent: " + cmd.ToString() + " " + r.ToString());
}
else
{
var act = (IIPPacketAction)(data[0] & 0x3f);
//Console.Write("Sent: " + cmd.ToString() + " " + act.ToString());
}
//foreach (var param in values)
// Console.Write(", " + param);
//Console.WriteLine();
}
Send(data);
//StackTrace stackTrace = new StackTrace(;
// Get calling method name
//Console.WriteLine("TX " + hostType + " " + ar.Length + " " + stackTrace.GetFrame(1).GetMethod().ToString());
*/
}
/// <summary>
/// Send raw data through the connection.
/// </summary>
/// <param name="data">Data to send.</param>
public override void Send(byte[] data)
{
//Console.WriteLine("Client: {0}", Data.Length);
Global.Counters["IIP Sent Packets"]++;
base.Send(data);
}
/// <summary>
/// KeyList to store user variables related to this connection.
/// </summary>
public KeyList<string, object> Variables { get; } = new KeyList<string, object>();
/// <summary>
/// IResource interface.
/// </summary>
public Instance Instance
{
get;
set;
}
/// <summary>
/// Assign a socket to the connection.
/// </summary>
/// <param name="socket">Any socket that implements ISocket.</param>
public override void Assign(ISocket socket)
{
base.Assign(socket);
session.RemoteAuthentication.Source.Attributes.Add(SourceAttributeType.IPv4, socket.RemoteEndPoint.Address);
session.RemoteAuthentication.Source.Attributes.Add(SourceAttributeType.Port, socket.RemoteEndPoint.Port);
session.LocalAuthentication.Source.Attributes.Add(SourceAttributeType.IPv4, socket.LocalEndPoint.Address);
session.LocalAuthentication.Source.Attributes.Add(SourceAttributeType.Port, socket.LocalEndPoint.Port);
if (session.LocalAuthentication.Type == AuthenticationType.Client)
{
// declare (Credentials -> No Auth, No Enctypt)
var un = DC.ToBytes(session.LocalAuthentication.Username);
var dmn = DC.ToBytes(session.LocalAuthentication.Domain);// domain);
if (socket.State == SocketState.Established)
{
SendParams()
.AddUInt8(0x60)
.AddUInt8((byte)dmn.Length)
.AddUInt8Array(dmn)
.AddUInt8Array(localNonce)
.AddUInt8((byte)un.Length)
.AddUInt8Array(un)
.Done();//, dmn, localNonce, (byte)un.Length, un);
}
else
{
socket.OnConnect += () =>
{ // declare (Credentials -> No Auth, No Enctypt)
//SendParams((byte)0x60, (byte)dmn.Length, dmn, localNonce, (byte)un.Length, un);
SendParams()
.AddUInt8(0x60)
.AddUInt8((byte)dmn.Length)
.AddUInt8Array(dmn)
.AddUInt8Array(localNonce)
.AddUInt8((byte)un.Length)
.AddUInt8Array(un)
.Done();
};
}
}
}
/// <summary>
/// Create a new distributed connection.
/// </summary>
/// <param name="socket">Socket to transfer data through.</param>
/// <param name="domain">Working domain.</param>
/// <param name="username">Username.</param>
/// <param name="password">Password.</param>
public DistributedConnection(ISocket socket, string domain, string username, string password)
{
this.session = new Session( new ClientAuthentication()
, new HostAuthentication());
//Instance.Name = Global.GenerateCode(12);
//this.hostType = AuthenticationType.Client;
//this.domain = domain;
//this.localUsername = username;
session.LocalAuthentication.Domain = domain;
session.LocalAuthentication.Username = username;
this.localPassword = DC.ToBytes(password);
init();
Assign(socket);
}
/// <summary>
/// Create a new instance of a distributed connection
/// </summary>
public DistributedConnection()
{
//myId = Global.GenerateCode(12);
// localParams.Host = DistributedParameters.HostType.Host;
session = new Session(new HostAuthentication(), new ClientAuthentication());
init();
}
public string Link(IResource resource)
{
if (resource is DistributedResource)
{
var r = resource as DistributedResource;
if (r.Instance.Store == this)
return this.Instance.Name + "/" + r.Id;
}
return null;
}
void init()
{
var q = queue;
q.Then((x) =>
{
if (x.Type == DistributedResourceQueueItem.DistributedResourceQueueItemType.Event)
x.Resource._EmitEventByIndex(x.Index, (object[])x.Value);
else
x.Resource._UpdatePropertyByIndex(x.Index, x.Value);
});
//q.timeout?.Dispose();
var r = new Random();
localNonce = new byte[32];
r.NextBytes(localNonce);
}
private uint processPacket(byte[] msg, uint offset, uint ends, NetworkBuffer data, int chunkId)
{
//var packet = new IIPPacket();
// packets++;
if (ready)
{
var rt = packet.Parse(msg, offset, ends);
//Console.WriteLine("Rec: " + chunkId + " " + packet.ToString());
/*
if (packet.Command == IIPPacketCommand.Event)
Console.WriteLine("Rec: " + packet.Command.ToString() + " " + packet.Event.ToString());
else if (packet.Command == IIPPacketCommand.Report)
Console.WriteLine("Rec: " + packet.Command.ToString() + " " + packet.Report.ToString());
else
Console.WriteLine("Rec: " + packet.Command.ToString() + " " + packet.Action.ToString() + " " + packet.ResourceId + " " + offset + "/" + ends);
*/
//packs.Add(packet.Command.ToString() + " " + packet.Action.ToString() + " " + packet.Event.ToString());
//if (packs.Count > 1)
// Console.WriteLine("P2");
//Console.WriteLine("");
if (rt <= 0)
{
//Console.WriteLine("Hold");
var size = ends - offset;
data.HoldFor(msg, offset, size, size + (uint)(-rt));
return ends;
}
else
{
//Console.WriteLine($"CMD {packet.Command} {offset} {ends}");
offset += (uint)rt;
if (packet.Command == IIPPacket.IIPPacketCommand.Event)
{
switch (packet.Event)
{
case IIPPacket.IIPPacketEvent.ResourceReassigned:
IIPEventResourceReassigned(packet.ResourceId, packet.NewResourceId);
break;
case IIPPacket.IIPPacketEvent.ResourceDestroyed:
IIPEventResourceDestroyed(packet.ResourceId);
break;
case IIPPacket.IIPPacketEvent.PropertyUpdated:
IIPEventPropertyUpdated(packet.ResourceId, packet.MethodIndex, packet.Content);
break;
case IIPPacket.IIPPacketEvent.EventOccurred:
IIPEventEventOccurred(packet.ResourceId, packet.MethodIndex, packet.Content);
break;
case IIPPacketEvent.ChildAdded:
IIPEventChildAdded(packet.ResourceId, packet.ChildId);
break;
case IIPPacketEvent.ChildRemoved:
IIPEventChildRemoved(packet.ResourceId, packet.ChildId);
break;
case IIPPacketEvent.Renamed:
IIPEventRenamed(packet.ResourceId, packet.Content);
break;
case IIPPacketEvent.AttributesUpdated:
IIPEventAttributesUpdated(packet.ResourceId, packet.Content);
break;
}
}
else if (packet.Command == IIPPacket.IIPPacketCommand.Request)
{
switch (packet.Action)
{
// Manage
case IIPPacket.IIPPacketAction.AttachResource:
IIPRequestAttachResource(packet.CallbackId, packet.ResourceId);
break;
case IIPPacket.IIPPacketAction.ReattachResource:
IIPRequestReattachResource(packet.CallbackId, packet.ResourceId, packet.ResourceAge);
break;
case IIPPacket.IIPPacketAction.DetachResource:
IIPRequestDetachResource(packet.CallbackId, packet.ResourceId);
break;
case IIPPacket.IIPPacketAction.CreateResource:
IIPRequestCreateResource(packet.CallbackId, packet.StoreId, packet.ResourceId, packet.Content);
break;
case IIPPacket.IIPPacketAction.DeleteResource:
IIPRequestDeleteResource(packet.CallbackId, packet.ResourceId);
break;
case IIPPacketAction.AddChild:
IIPRequestAddChild(packet.CallbackId, packet.ResourceId, packet.ChildId);
break;
case IIPPacketAction.RemoveChild:
IIPRequestRemoveChild(packet.CallbackId, packet.ResourceId, packet.ChildId);
break;
case IIPPacketAction.RenameResource:
IIPRequestRenameResource(packet.CallbackId, packet.ResourceId, packet.Content);
break;
// Inquire
case IIPPacket.IIPPacketAction.TemplateFromClassName:
IIPRequestTemplateFromClassName(packet.CallbackId, packet.ClassName);
break;
case IIPPacket.IIPPacketAction.TemplateFromClassId:
IIPRequestTemplateFromClassId(packet.CallbackId, packet.ClassId);
break;
case IIPPacket.IIPPacketAction.TemplateFromResourceId:
IIPRequestTemplateFromResourceId(packet.CallbackId, packet.ResourceId);
break;
case IIPPacketAction.QueryLink:
IIPRequestQueryResources(packet.CallbackId, packet.ResourceLink);
break;
case IIPPacketAction.ResourceChildren:
IIPRequestResourceChildren(packet.CallbackId, packet.ResourceId);
break;
case IIPPacketAction.ResourceParents:
IIPRequestResourceParents(packet.CallbackId, packet.ResourceId);
break;
case IIPPacket.IIPPacketAction.ResourceHistory:
IIPRequestInquireResourceHistory(packet.CallbackId, packet.ResourceId, packet.FromDate, packet.ToDate);
break;
// Invoke
case IIPPacket.IIPPacketAction.InvokeFunctionArrayArguments:
IIPRequestInvokeFunctionArrayArguments(packet.CallbackId, packet.ResourceId, packet.MethodIndex, packet.Content);
break;
case IIPPacket.IIPPacketAction.InvokeFunctionNamedArguments:
IIPRequestInvokeFunctionNamedArguments(packet.CallbackId, packet.ResourceId, packet.MethodIndex, packet.Content);
break;
case IIPPacket.IIPPacketAction.GetProperty:
IIPRequestGetProperty(packet.CallbackId, packet.ResourceId, packet.MethodIndex);
break;
case IIPPacket.IIPPacketAction.GetPropertyIfModified:
IIPRequestGetPropertyIfModifiedSince(packet.CallbackId, packet.ResourceId, packet.MethodIndex, packet.ResourceAge);
break;
case IIPPacket.IIPPacketAction.SetProperty:
IIPRequestSetProperty(packet.CallbackId, packet.ResourceId, packet.MethodIndex, packet.Content);
break;
// Attribute
case IIPPacketAction.GetAllAttributes:
IIPRequestGetAttributes(packet.CallbackId, packet.ResourceId, packet.Content, true);
break;
case IIPPacketAction.UpdateAllAttributes:
IIPRequestUpdateAttributes(packet.CallbackId, packet.ResourceId, packet.Content, true);
break;
case IIPPacketAction.ClearAllAttributes:
IIPRequestClearAttributes(packet.CallbackId, packet.ResourceId, packet.Content, true);
break;
case IIPPacketAction.GetAttributes:
IIPRequestGetAttributes(packet.CallbackId, packet.ResourceId, packet.Content, false);
break;
case IIPPacketAction.UpdateAttributes:
IIPRequestUpdateAttributes(packet.CallbackId, packet.ResourceId, packet.Content, false);
break;
case IIPPacketAction.ClearAttributes:
IIPRequestClearAttributes(packet.CallbackId, packet.ResourceId, packet.Content, false);
break;
}
}
else if (packet.Command == IIPPacket.IIPPacketCommand.Reply)
{
switch (packet.Action)
{
// Manage
case IIPPacket.IIPPacketAction.AttachResource:
IIPReply(packet.CallbackId, packet.ClassId, packet.ResourceAge, packet.ResourceLink, packet.Content);
break;
case IIPPacket.IIPPacketAction.ReattachResource:
IIPReply(packet.CallbackId, packet.ResourceAge, packet.Content);
break;
case IIPPacket.IIPPacketAction.DetachResource:
IIPReply(packet.CallbackId);
break;
case IIPPacket.IIPPacketAction.CreateResource:
IIPReply(packet.CallbackId, packet.ResourceId);
break;
case IIPPacket.IIPPacketAction.DeleteResource:
case IIPPacketAction.AddChild:
case IIPPacketAction.RemoveChild:
case IIPPacketAction.RenameResource:
IIPReply(packet.CallbackId);
break;
// Inquire
case IIPPacket.IIPPacketAction.TemplateFromClassName:
case IIPPacket.IIPPacketAction.TemplateFromClassId:
case IIPPacket.IIPPacketAction.TemplateFromResourceId:
IIPReply(packet.CallbackId, ResourceTemplate.Parse(packet.Content));
break;
case IIPPacketAction.QueryLink:
case IIPPacketAction.ResourceChildren:
case IIPPacketAction.ResourceParents:
case IIPPacketAction.ResourceHistory:
IIPReply(packet.CallbackId, packet.Content);
break;
// Invoke
case IIPPacket.IIPPacketAction.InvokeFunctionArrayArguments:
case IIPPacket.IIPPacketAction.InvokeFunctionNamedArguments:
IIPReplyInvoke(packet.CallbackId, packet.Content);
break;
case IIPPacket.IIPPacketAction.GetProperty:
IIPReply(packet.CallbackId, packet.Content);
break;
case IIPPacket.IIPPacketAction.GetPropertyIfModified:
IIPReply(packet.CallbackId, packet.Content);
break;
case IIPPacket.IIPPacketAction.SetProperty:
IIPReply(packet.CallbackId);
break;
// Attribute
case IIPPacketAction.GetAllAttributes:
case IIPPacketAction.GetAttributes:
IIPReply(packet.CallbackId, packet.Content);
break;
case IIPPacketAction.UpdateAllAttributes:
case IIPPacketAction.UpdateAttributes:
case IIPPacketAction.ClearAllAttributes:
case IIPPacketAction.ClearAttributes:
IIPReply(packet.CallbackId);
break;
}
}
else if (packet.Command == IIPPacketCommand.Report)
{
switch (packet.Report)
{
case IIPPacketReport.ManagementError:
IIPReportError(packet.CallbackId, ErrorType.Management, packet.ErrorCode, null);
break;
case IIPPacketReport.ExecutionError:
IIPReportError(packet.CallbackId, ErrorType.Exception, packet.ErrorCode, packet.ErrorMessage);
break;
case IIPPacketReport.ProgressReport:
IIPReportProgress(packet.CallbackId, ProgressType.Execution, packet.ProgressValue, packet.ProgressMax);
break;
case IIPPacketReport.ChunkStream:
IIPReportChunk(packet.CallbackId, packet.Content);
break;
}
}
}
}
else
{
var rt = authPacket.Parse(msg, offset, ends);
//Console.WriteLine(session.LocalAuthentication.Type.ToString() + " " + offset + " " + ends + " " + rt + " " + authPacket.ToString());
if (rt <= 0)
{
data.HoldFor(msg, ends + (uint)(-rt));
return ends;
}
else
{
offset += (uint)rt;
if (session.LocalAuthentication.Type == AuthenticationType.Host)
{
if (authPacket.Command == IIPAuthPacket.IIPAuthPacketCommand.Declare)
{
if (authPacket.RemoteMethod == IIPAuthPacket.IIPAuthPacketMethod.Credentials && authPacket.LocalMethod == IIPAuthPacket.IIPAuthPacketMethod.None)
{
Server.Membership.UserExists(authPacket.RemoteUsername, authPacket.Domain).Then(x =>
{
if (x)
{
session.RemoteAuthentication.Username = authPacket.RemoteUsername;
remoteNonce = authPacket.RemoteNonce;
session.RemoteAuthentication.Domain = authPacket.Domain;
SendParams()
.AddUInt8(0xa0)
.AddUInt8Array(localNonce)
.Done();
//SendParams((byte)0xa0, localNonce);
}
else
{
//Console.WriteLine("User not found");
//SendParams((byte)0xc0, (byte)1, (ushort)14, DC.ToBytes("User not found"));
SendParams().AddUInt8(0xc0).AddUInt8(1).AddUInt16(14).AddString("User not found").Done();
}
});
}
}
else if (authPacket.Command == IIPAuthPacket.IIPAuthPacketCommand.Action)
{
if (authPacket.Action == IIPAuthPacket.IIPAuthPacketAction.AuthenticateHash)
{
var remoteHash = authPacket.Hash;
Server.Membership.GetPassword(session.RemoteAuthentication.Username,
session.RemoteAuthentication.Domain).Then((pw) =>
{
if (pw != null)
{
var hashFunc = SHA256.Create();
//var hash = hashFunc.ComputeHash(BinaryList.ToBytes(pw, remoteNonce, localNonce));
var hash = hashFunc.ComputeHash((new BinaryList())
.AddUInt8Array(pw)
.AddUInt8Array( remoteNonce)
.AddUInt8Array(localNonce)
.ToArray());
if (hash.SequenceEqual(remoteHash))
{
// send our hash
//var localHash = hashFunc.ComputeHash(BinaryList.ToBytes(localNonce, remoteNonce, pw));
//SendParams((byte)0, localHash);
var localHash = hashFunc.ComputeHash((new BinaryList()).AddUInt8Array(localNonce).AddUInt8Array(remoteNonce).AddUInt8Array(pw).ToArray());
SendParams().AddUInt8(0).AddUInt8Array(localHash).Done();
readyToEstablish = true;
}
else
{
//Global.Log("auth", LogType.Warning, "U:" + RemoteUsername + " IP:" + Socket.RemoteEndPoint.Address.ToString() + " S:DENIED");
//Console.WriteLine("Incorrect password");
//SendParams((byte)0xc0, (byte)1, (ushort)5, DC.ToBytes("Error"));
SendParams().AddUInt8(0xc0).AddUInt8(1).AddUInt16(5).AddString("Error").Done();
}
}
});
}
else if (authPacket.Action == IIPAuthPacket.IIPAuthPacketAction.NewConnection)
{
if (readyToEstablish)
{
var r = new Random();
session.Id = new byte[32];
r.NextBytes(session.Id);
//SendParams((byte)0x28, session.Id);
SendParams()
.AddUInt8(0x28)
.AddUInt8Array(session.Id)
.Done();
ready = true;
openReply?.Trigger(true);
OnReady?.Invoke(this);
Server.Membership.Login(session);
//Global.Log("auth", LogType.Warning, "U:" + RemoteUsername + " IP:" + Socket.RemoteEndPoint.Address.ToString() + " S:AUTH");
}
}
}
}
else if (session.LocalAuthentication.Type == AuthenticationType.Client)
{
if (authPacket.Command == IIPAuthPacket.IIPAuthPacketCommand.Acknowledge)
{
remoteNonce = authPacket.RemoteNonce;
// send our hash
var hashFunc = SHA256.Create();
//var localHash = hashFunc.ComputeHash(BinaryList.ToBytes(localPassword, localNonce, remoteNonce));
var localHash = hashFunc.ComputeHash(new BinaryList()
.AddUInt8Array(localPassword)
.AddUInt8Array(localNonce)
.AddUInt8Array(remoteNonce)
.ToArray());
SendParams()
.AddUInt8(0)
.AddUInt8Array(localHash)
.Done();
//SendParams((byte)0, localHash);
}
else if (authPacket.Command == IIPAuthPacket.IIPAuthPacketCommand.Action)
{
if (authPacket.Action == IIPAuthPacket.IIPAuthPacketAction.AuthenticateHash)
{
// check if the server knows my password
var hashFunc = SHA256.Create();
//var remoteHash = hashFunc.ComputeHash(BinaryList.ToBytes(remoteNonce, localNonce, localPassword));
var remoteHash = hashFunc.ComputeHash(new BinaryList()
.AddUInt8Array(remoteNonce)
.AddUInt8Array(localNonce)
.AddUInt8Array(localPassword)
.ToArray());
if (remoteHash.SequenceEqual(authPacket.Hash))
{
// send establish request
//SendParams((byte)0x20, (ushort)0);
SendParams()
.AddUInt8(0x20)
.AddUInt16(0)
.Done();
}
else
{
SendParams()
.AddUInt8(0xc0)
.AddUInt8(1)
.AddUInt16(5)
.AddString("Error")
.Done();
//SendParams((byte)0xc0, 1, (ushort)5, DC.ToBytes("Error"));
}
}
else if (authPacket.Action == IIPAuthPacket.IIPAuthPacketAction.ConnectionEstablished)
{
session.Id = authPacket.SessionId;
ready = true;
openReply?.Trigger(true);
OnReady?.Invoke(this);
}
}
else if (authPacket.Command == IIPAuthPacket.IIPAuthPacketCommand.Error)
{
openReply?.TriggerError(new AsyncException(ErrorType.Management, authPacket.ErrorCode, authPacket.ErrorMessage));
OnError?.Invoke(this, authPacket.ErrorCode, authPacket.ErrorMessage);
Close();
}
}
}
}
return offset;
//if (offset < ends)
// processPacket(msg, offset, ends, data, chunkId);
}
protected override void DataReceived(NetworkBuffer data)
{
// Console.WriteLine("DR " + hostType + " " + data.Available + " " + RemoteEndPoint.ToString());
var msg = data.Read();
uint offset = 0;
uint ends = (uint)msg.Length;
var packs = new List<string>();
var chunkId = (new Random()).Next(1000, 1000000);
var list = new List<Structure>();// double, IIPPacketCommand>();
this.Socket.Hold();
while (offset < ends)
{
offset = processPacket(msg, offset, ends, data, chunkId);
}
this.Socket.Unhold();
}
/// <summary>
/// Resource interface
/// </summary>
/// <param name="trigger">Resource trigger.</param>
/// <returns></returns>
public AsyncReply<bool> Trigger(ResourceTrigger trigger)
{
if (trigger == ResourceTrigger.Open)
{
if (Instance.Attributes.ContainsKey("username")
&& Instance.Attributes.ContainsKey("password"))
{
//var hostname = String.Join("://", Instance.Name.Split(new string[] { "://" }, StringSplitOptions.None).Skip(1)).Split('/')[0];
// assign domain from hostname if not provided
var host = Instance.Name.Split(':');
var address = host[0];// hostname.Split(':')[0];
var port = ushort.Parse(host[1]);// hostname.Split(':')[1]);
var username = Instance.Attributes["username"].ToString();
var domain = Instance.Attributes.ContainsKey("domain") ? Instance.Attributes["domain"].ToString() : address;
session = new Session(new ClientAuthentication()
, new HostAuthentication());
session.LocalAuthentication.Domain = domain;
session.LocalAuthentication.Username = username;
localPassword = DC.ToBytes(Instance.Attributes["password"].ToString());
openReply = new AsyncReply<bool>();
var sock = new TCPSocket();
sock.Connect(domain, port).Then((x)=> {
Assign(sock);
//rt.trigger(true);
}).Error((x) =>
openReply.TriggerError(x)
);
return openReply;
}
}
return new AsyncReply<bool>();
}
/// <summary>
/// Store interface.
/// </summary>
/// <param name="resource">Resource.</param>
/// <returns></returns>
public bool Put(IResource resource)
{
if (Codec.IsLocalResource(resource, this))
resources.Add((resource as DistributedResource).Id, (DistributedResource)resource);
// else ... send it to the peer
return true;
}
public bool Record(IResource resource, string propertyName, object value, ulong age, DateTime dateTime)
{
// nothing to do
return true;
}
public bool Modify(IResource resource, string propertyName, object value, ulong age, DateTime dateTime)
{
// nothing to do
return true;
}
AsyncReply<bool> IStore.AddChild(IResource parent, IResource child)
{
// not implemented
throw new NotImplementedException();
}
AsyncReply<bool> IStore.RemoveChild(IResource parent, IResource child)
{
// not implemeneted
throw new NotImplementedException();
}
public AsyncReply<bool> AddParent(IResource child, IResource parent)
{
throw new NotImplementedException();
}
public AsyncReply<bool> RemoveParent(IResource child, IResource parent)
{
throw new NotImplementedException();
}
public AsyncBag<T> Children<T>(IResource resource, string name) where T : IResource
{
throw new Exception("SS");
//if (Codec.IsLocalResource(resource, this))
// return new AsyncBag<T>((resource as DistributedResource).children.Where(x => x.GetType() == typeof(T)).Select(x => (T)x));
return null;
}
public AsyncBag<T> Parents<T>(IResource resource, string name) where T : IResource
{
throw new Exception("SS");
//if (Codec.IsLocalResource(resource, this))
// return (resource as DistributedResource).parents.Where(x => x.GetType() == typeof(T)).Select(x => (T)x);
return null;
}
/*
public AsyncBag<T> Children<T>(IResource resource)
{
if (Codec.IsLocalResource(resource, this))
return (resource as DistributedResource).children.Where(x => x.GetType() == typeof(T)).Select(x => (T)x);
return null;
}
public AsyncBag<T> Parents<T>(IResource resource)
{
if (Codec.IsLocalResource(resource, this))
return (resource as DistributedResource).parents.Where(x => x.GetType() == typeof(T)).Select(x => (T)x);
return null;
}
*/
}
}

2192
Esiur/Net/IIP/DistributedConnectionProtocol.cs
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24
Esiur/Net/IIP/DistributedPropertyContext.cs
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@ -1,24 +0,0 @@
using System;
using System.Collections.Generic;
using System.Text;
namespace Esiur.Net.IIP
{
public class DistributedPropertyContext
{
public object Value { get; private set; }
public DistributedConnection Connection { get; private set; }
public Func<DistributedConnection, object> Method { get; private set; }
public DistributedPropertyContext(DistributedConnection connection, object value)
{
this.Value = value;
this.Connection = connection;
}
public DistributedPropertyContext(Func<DistributedConnection, object> method)
{
this.Method = method;
}
}
}

476
Esiur/Net/IIP/DistributedResource.cs
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/*
Copyright (c) 2017 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Text;
using System.Reflection;
using System.IO;
using System.Collections;
using System.ComponentModel;
using Esiur.Misc;
using Esiur.Data;
using System.Dynamic;
using System.Security.Cryptography;
using Esiur.Core;
using System.Runtime.CompilerServices;
using System.Reflection.Emit;
using System.Linq;
using System.Linq.Expressions;
using System.Threading.Tasks;
using Esiur.Resource;
using Esiur.Resource.Template;
namespace Esiur.Net.IIP
{
//[System.Runtime.InteropServices.ComVisible(true)]
public class DistributedResource : DynamicObject, IResource
{
/// <summary>
/// Raised when the distributed resource is destroyed.
/// </summary>
public event DestroyedEvent OnDestroy;
public event Instance.ResourceModifiedEvent OnModified;
uint instanceId;
DistributedConnection connection;
bool isAttached = false;
bool isReady = false;
//Structure properties = new Structure();
string link;
//ulong age;
//ulong[] ages;
object[] properties;
internal List<DistributedResource> parents = new List<DistributedResource>();
internal List<DistributedResource> children = new List<DistributedResource>();
DistributedResourceEvent[] events;
//ResourceTemplate template;
//DistributedResourceStack stack;
bool destroyed;
/*
Dictionary<AsyncReply, object> afterAttachmentTriggers = new Dictionary<AsyncReply, object>();
internal void AddAfterAttachement(AsyncReply trigger, object value)
{
afterAttachmentTriggers.Add(trigger, value);
}
*/
/// <summary>
/// Resource template for the remotely located resource.
/// </summary>
//public ResourceTemplate Template
//{
// get { return template; }
//}
/// <summary>
/// Connection responsible for the distributed resource.
/// </summary>
public DistributedConnection Connection
{
get { return connection; }
}
/// <summary>
/// Resource link
/// </summary>
public string Link
{
get { return link; }
}
/// <summary>
/// Instance Id given by the other end.
/// </summary>
public uint Id
{
get { return instanceId; }
}
/// <summary>
/// IDestructible interface.
/// </summary>
public void Destroy()
{
destroyed = true;
OnDestroy?.Invoke(this);
}
/// <summary>
/// Resource is ready when all its properties are attached.
/// </summary>
internal bool IsReady
{
get
{
return isReady;
}
}
/// <summary>
/// Resource is attached when all its properties are received.
/// </summary>
internal bool IsAttached
{
get
{
return isAttached;
}
}
// public DistributedResourceStack Stack
//{
// get { return stack; }
//}
/// <summary>
/// Create a new distributed resource.
/// </summary>
/// <param name="connection">Connection responsible for the distributed resource.</param>
/// <param name="template">Resource template.</param>
/// <param name="instanceId">Instance Id given by the other end.</param>
/// <param name="age">Resource age.</param>
public DistributedResource(DistributedConnection connection, uint instanceId, ulong age, string link)
{
this.link = link;
this.connection = connection;
this.instanceId = instanceId;
//this.Instance.Template = template;
//this.Instance.Age = age;
//this.template = template;
//this.age = age;
}
internal void _Ready()
{
isReady = true;
}
/// <summary>
/// Export all properties with ResourceProperty attributed as bytes array.
/// </summary>
/// <returns></returns>
internal PropertyValue[] _Serialize()
{
var props = new PropertyValue[properties.Length];
for (byte i = 0; i < properties.Length; i++)
props[i] = new PropertyValue(properties[i], Instance.GetAge(i), Instance.GetModificationDate(i));
return props;
}
internal bool _Attached(PropertyValue[] properties)
{
if (isAttached)
return false;
else
{
this.properties = new object[properties.Length];
this.events = new DistributedResourceEvent[Instance.Template.Events.Length];
for (byte i = 0; i < properties.Length; i++)
{
Instance.SetAge(i, properties[i].Age);
Instance.SetModificationDate(i, properties[i].Date);
this.properties[i] = properties[i].Value;
}
// trigger holded events/property updates.
//foreach (var r in afterAttachmentTriggers)
// r.Key.Trigger(r.Value);
//afterAttachmentTriggers.Clear();
isAttached = true;
}
return true;
}
internal void _EmitEventByIndex(byte index, object[] args)
{
var et = Instance.Template.GetEventTemplateByIndex(index);
events[index]?.Invoke(this, args);
Instance.EmitResourceEvent(null, null, et.Name, args);
}
public AsyncReply<object> _InvokeByNamedArguments(byte index, Structure namedArgs)
{
if (destroyed)
throw new Exception("Trying to access destroyed object");
if (index >= Instance.Template.Functions.Length)
throw new Exception("Function index is incorrect");
return connection.SendInvokeByNamedArguments(instanceId, index, namedArgs);
}
public AsyncReply<object> _InvokeByArrayArguments(byte index, object[] args)
{
if (destroyed)
throw new Exception("Trying to access destroyed object");
if (index >= Instance.Template.Functions.Length)
throw new Exception("Function index is incorrect");
return connection.SendInvokeByArrayArguments(instanceId, index, args);
}
public override bool TryInvokeMember(InvokeMemberBinder binder, object[] args, out object result)
{
var ft = Instance.Template.GetFunctionTemplateByName(binder.Name);
var reply = new AsyncReply<object>();
if (isAttached && ft!=null)
{
if (args.Length == 1)
{
// Detect anonymous types
var type = args[0].GetType();
if (Codec.IsAnonymous(type))
{
var namedArgs = new Structure();
var pi = type.GetTypeInfo().GetProperties();
foreach (var p in pi)
namedArgs[p.Name] = p.GetValue(args[0]);
result = _InvokeByNamedArguments(ft.Index, namedArgs);
}
else
{
result = _InvokeByArrayArguments(ft.Index, args);
}
}
else
{
result = _InvokeByArrayArguments(ft.Index, args);
}
return true;
}
else
{
result = null;
return false;
}
}
/// <summary>
/// Get a property value.
/// </summary>
/// <param name="index">Zero-based property index.</param>
/// <returns>Value</returns>
internal object _Get(byte index)
{
if (index >= properties.Length)
return null;
return properties[index];
}
public override bool TryGetMember(GetMemberBinder binder, out object result)
{
if (destroyed)
throw new Exception("Trying to access destroyed object");
result = null;
if (!isAttached)
return false;
var pt = Instance.Template.GetPropertyTemplateByName(binder.Name);
if (pt != null)
{
result = properties[pt.Index];
return true;
}
else
{
var et = Instance.Template.GetEventTemplateByName(binder.Name);
if (et == null)
return false;
result = events[et.Index];
return true;
}
}
internal void _UpdatePropertyByIndex(byte index, object value)
{
var pt = Instance.Template.GetPropertyTemplateByIndex(index);
properties[index] = value;
Instance.EmitModification(pt, value);
}
/// <summary>
/// Set property value.
/// </summary>
/// <param name="index">Zero-based property index.</param>
/// <param name="value">Value</param>
/// <returns>Indicator when the property is set.</returns>
internal AsyncReply<object> _Set(byte index, object value)
{
if (index >= properties.Length)
return null;
var reply = new AsyncReply<object>();
var parameters = Codec.Compose(value, connection);
connection.SendRequest(Packets.IIPPacket.IIPPacketAction.SetProperty)
.AddUInt32(instanceId)
.AddUInt8(index)
.AddUInt8Array(parameters)
.Done()
.Then((res) =>
{
// not really needed, server will always send property modified,
// this only happens if the programmer forgot to emit in property setter
properties[index] = value;
reply.Trigger(null);
});
return reply;
}
public override bool TrySetMember(SetMemberBinder binder, object value)
{
if (destroyed)
throw new Exception("Trying to access destroyed object");
if (!isAttached)
return false;
var pt = Instance.Template.GetPropertyTemplateByName(binder.Name);
if (pt != null)
{
_Set(pt.Index, value);
return true;
}
else
{
var et = Instance.Template.GetEventTemplateByName(binder.Name);
if (et == null)
return false;
events[et.Index] = (DistributedResourceEvent)value;
return true;
}
}
/*
public async void InvokeMethod(byte index, object[] arguments, DistributedConnection sender)
{
// get function parameters
Type t = this.GetType();
MethodInfo mi = t.GetMethod(GetFunctionName(index), BindingFlags.DeclaredOnly |
BindingFlags.Public |
BindingFlags.Instance | BindingFlags.InvokeMethod);
if (mi != null)
{
try
{
var res = await invokeMethod(mi, arguments, sender);
object rt = Codec.Compose(res);
sender.SendParams((byte)0x80, instanceId, index, rt);
}
catch(Exception ex)
{
var msg = ex.InnerException != null ? ex.InnerException.Message : ex.Message;
sender.SendParams((byte)0x8E, instanceId, index, Codec.Compose(msg));
}
}
}
*/
/// <summary>
/// Resource interface.
/// </summary>
public Instance Instance
{
get;
set;
}
/// <summary>
/// Create a new instance of distributed resource.
/// </summary>
public DistributedResource()
{
//stack = new DistributedResourceStack(this);
//this.Instance.ResourceModified += this.OnModified;
}
/// <summary>
/// Resource interface.
/// </summary>
/// <param name="trigger"></param>
/// <returns></returns>
public AsyncReply<bool> Trigger(ResourceTrigger trigger)
{
if (trigger == ResourceTrigger.Initialize)
this.Instance.ResourceModified += this.OnModified;
// do nothing.
return new AsyncReply<bool>(true);
}
}
}

34
Esiur/Net/IIP/DistributedResourceEvent.cs
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@ -1,34 +0,0 @@
/*
Copyright (c) 2017 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Esiur.Net.IIP
{
public delegate void DistributedResourceEvent(DistributedResource sender, params object[] arguments);
}

73
Esiur/Net/IIP/DistributedResourceQueueItem.cs
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@ -1,73 +0,0 @@
/*
Copyright (c) 2017 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Esiur.Net.IIP
{
public class DistributedResourceQueueItem
{
public enum DistributedResourceQueueItemType
{
Propery,
Event
}
DistributedResourceQueueItemType type;
byte index;
object value;
DistributedResource resource;
public DistributedResourceQueueItem(DistributedResource resource, DistributedResourceQueueItemType type, object value, byte index)
{
this.resource = resource;
this.index = index;
this.type = type;
this.value = value;
}
public DistributedResource Resource
{
get { return resource; }
}
public DistributedResourceQueueItemType Type
{
get { return type; }
}
public byte Index
{
get { return index; }
}
public object Value
{
get { return value; }
}
}
}

168
Esiur/Net/IIP/DistributedServer.cs
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@ -1,168 +0,0 @@
/*
Copyright (c) 2017 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Esiur.Net.Sockets;
using Esiur.Misc;
using System.Threading;
using Esiur.Data;
using Esiur.Core;
using System.Net;
using Esiur.Resource;
using Esiur.Security.Membership;
namespace Esiur.Net.IIP
{
public class DistributedServer : NetworkServer<DistributedConnection>, IResource
{
//[Storable]
//[ResourceProperty]
public string ip
{
get;
set;
}
//[Storable]
//[ResourceProperty]
public IMembership Membership
{
get;
set;
}
public EntryPoint EntryPoint
{
get;
set;
}
//[Storable]
//[ResourceProperty]
public ushort port
{
get;
set;
}
//[Storable]
//[ResourceProperty]
public uint timeout
{
get;
set;
}
//[Storable]
//[ResourceProperty]
public uint clock
{
get;
set;
}
public Instance Instance
{
get;
set;
}
public AsyncReply<bool> Trigger(ResourceTrigger trigger)
{
if (trigger == ResourceTrigger.Initialize)
{
TCPSocket listener;
if (ip != null)
listener = new TCPSocket(new IPEndPoint(IPAddress.Parse(ip), port));
else
listener = new TCPSocket(new IPEndPoint(IPAddress.Any, port));
Start(listener, timeout, clock);
}
else if (trigger == ResourceTrigger.Terminate)
{
Stop();
}
else if (trigger == ResourceTrigger.SystemReload)
{
Trigger(ResourceTrigger.Terminate);
Trigger(ResourceTrigger.Initialize);
}
return new AsyncReply<bool>(true);
}
protected override void DataReceived(DistributedConnection sender, NetworkBuffer data)
{
//throw new NotImplementedException();
}
private void SessionModified(DistributedConnection session, string key, object newValue)
{
}
protected override void ClientConnected(DistributedConnection sender)
{
//Console.WriteLine("DistributedConnection Client Connected");
}
private void Sender_OnReady(DistributedConnection sender)
{
Warehouse.Put(sender, sender.LocalUsername, null, this);
}
public override void RemoveConnection(DistributedConnection connection)
{
connection.OnReady -= Sender_OnReady;
//connection.Server = null;
base.RemoveConnection(connection);
}
public override void AddConnection(DistributedConnection connection)
{
connection.OnReady += Sender_OnReady;
connection.Server = this;
base.AddConnection(connection);
}
protected override void ClientDisconnected(DistributedConnection sender)
{
sender.Destroy();
Warehouse.Remove(sender);
//Console.WriteLine("DistributedConnection Client Disconnected");
}
}
}

38
Esiur/Net/IIP/DistributedSession.cs
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@ -1,38 +0,0 @@
/*
Copyright (c) 2017 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Text;
using Esiur.Net.Sockets;
using Esiur.Security.Authority;
namespace Esiur.Net.IIP
{
public class DistributedSession : NetworkSession
{
Source Source { get; }
Authentication Authentication;
}
}

40
Esiur/Net/IIP/EntryPoint.cs
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@ -1,40 +0,0 @@
/*
Copyright (c) 2019 Ahmed Kh. Zamil
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
using System;
using System.Collections.Generic;
using System.Text;
using Esiur.Core;
using Esiur.Data;
using Esiur.Resource;
using Esiur.Resource.Template;
namespace Esiur.Net.IIP
{
public abstract class EntryPoint : Esiur.Resource.Resource
{
public abstract AsyncReply<IResource[]> Query(string path, DistributedConnection sender);
public abstract override bool Create();
}
}