mirror of
https://github.com/xcp-ng/xenadmin.git
synced 2024-12-04 17:11:06 +01:00
336 lines
9.9 KiB
C#
336 lines
9.9 KiB
C#
/* Copyright (c) Citrix Systems, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms,
|
|
* with or without modification, are permitted provided
|
|
* that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above
|
|
* copyright notice, this list of conditions and the
|
|
* following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the
|
|
* following disclaimer in the documentation and/or other
|
|
* materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
|
|
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
|
|
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Text;
|
|
using System.IO;
|
|
using System.Net;
|
|
using XenAPI;
|
|
using XenAdmin.ServerDBs.FakeAPI;
|
|
|
|
namespace XenAdmin.ServerDBs
|
|
{
|
|
public class SimulatorWebStream : Stream
|
|
{
|
|
// might be null
|
|
private SimulatorWebProxy simProxy;
|
|
private Uri Url;
|
|
|
|
private long position;
|
|
private long Start;
|
|
private bool CycleResponse = true;
|
|
private string HttpResponse = " \n";
|
|
|
|
public SimulatorWebStream(Uri url, IWebProxy proxy)
|
|
{
|
|
simProxy = proxy as SimulatorWebProxy;
|
|
Url = url;
|
|
}
|
|
|
|
public override bool CanRead
|
|
{
|
|
get { return true; }
|
|
}
|
|
|
|
public override bool CanSeek
|
|
{
|
|
get { return false; }
|
|
}
|
|
|
|
public override bool CanWrite
|
|
{
|
|
get { return true; }
|
|
}
|
|
|
|
public override void Flush()
|
|
{
|
|
|
|
}
|
|
|
|
public override long Length
|
|
{
|
|
get
|
|
{
|
|
return HttpResponse.Length;
|
|
}
|
|
}
|
|
|
|
public override long Position
|
|
{
|
|
get
|
|
{
|
|
return position;
|
|
}
|
|
set
|
|
{
|
|
position = value;
|
|
}
|
|
}
|
|
|
|
public override int Read(byte[] buffer, int offset, int count)
|
|
{
|
|
for (int i = offset; i < count; i++)
|
|
{
|
|
if (position >= HttpResponse.Length)
|
|
{
|
|
if (CycleResponse)
|
|
position = Start;
|
|
else
|
|
{
|
|
buffer[i] = unchecked((byte)-1);
|
|
return i - offset;
|
|
}
|
|
}
|
|
|
|
buffer[i] = (byte)HttpResponse[(int)position++];
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
public override long Seek(long offset, SeekOrigin origin)
|
|
{
|
|
position += offset;
|
|
return position;
|
|
}
|
|
|
|
public override void SetLength(long value)
|
|
{
|
|
|
|
}
|
|
|
|
public override void Write(byte[] buffer, int offset, int count)
|
|
{
|
|
StringBuilder builder = new StringBuilder();
|
|
for (int i = offset; i < count; i++)
|
|
builder.Append((char)buffer[i]);
|
|
|
|
ParseHttpHeader(builder.ToString());
|
|
}
|
|
|
|
private void ParseHttpHeader(string header)
|
|
{
|
|
string[] cmds = header.Split(' ');
|
|
|
|
if (cmds.Length < 1)
|
|
return;
|
|
|
|
switch (cmds[0])
|
|
{
|
|
case "PUT":
|
|
case "GET":
|
|
case "CONNECT":
|
|
break;
|
|
|
|
default:
|
|
return;
|
|
}
|
|
|
|
if (cmds.Length < 2)
|
|
return;
|
|
|
|
string[] param = cmds[1].Split('?');
|
|
|
|
if (param.Length < 1)
|
|
return;
|
|
|
|
Dictionary<string, string> query = param.Length > 1 ? ParseQuery(param[1]) : new Dictionary<string, string>();
|
|
|
|
Position = 0;
|
|
Start = 0;
|
|
CycleResponse = false;
|
|
switch (param[0])
|
|
{
|
|
case "/pool_patch_upload":
|
|
CycleResponse = true;
|
|
HttpResponse = "HTTP 200 simulator\n \n";
|
|
PoolPatchUpload(query);
|
|
break;
|
|
|
|
case "/rrd_updates":
|
|
string host_ref = HostRef();
|
|
string uuid = (string)simProxy.proxy.db.GetValue("host", host_ref, "uuid");
|
|
HttpResponse = string.Format(@"HTTP 200 simulator
|
|
|
|
<xport>
|
|
<meta>
|
|
<start>0</start>
|
|
<step>5</step>
|
|
<end>0</end>
|
|
<rows>1</rows>
|
|
<columns>1</columns>
|
|
<legend>
|
|
<entry>AVERAGE:host:{0}:cpu0</entry>
|
|
</legend>
|
|
</meta>
|
|
<data>
|
|
<row>
|
|
<t>{1}</t>
|
|
<v>{2}</v>
|
|
</row>
|
|
</data>
|
|
</xport>", uuid, (long)(new TimeSpan(DateTime.Now.Ticks - new DateTime(1970, 1, 1).Ticks).TotalSeconds), CpuStatsForHost(host_ref));
|
|
break;
|
|
|
|
case "/console":
|
|
StringBuilder response = GetConsoleResponse();
|
|
if (response != null)
|
|
{
|
|
CycleResponse = true;
|
|
Start = response.Length;
|
|
response.Append(WriteFlag(false));
|
|
HttpResponse = response.ToString();
|
|
}
|
|
else
|
|
{
|
|
HttpResponse = " \n";
|
|
}
|
|
break;
|
|
|
|
case "/host_backup":
|
|
HttpResponse = "HTTP 200 simulator\n \n" + header;
|
|
break;
|
|
default:
|
|
//Support for export
|
|
if (param[0].StartsWith("/%3Fsession_id="))
|
|
{
|
|
HttpResponse = GetVMExportResponse();
|
|
}
|
|
else
|
|
HttpResponse = " \n";
|
|
break;
|
|
}
|
|
}
|
|
|
|
protected virtual string GetVMExportResponse()
|
|
{
|
|
return null;
|
|
}
|
|
|
|
protected virtual StringBuilder GetConsoleResponse()
|
|
{
|
|
return null;
|
|
}
|
|
|
|
protected string WriteCard32(int p)
|
|
{
|
|
byte[] bytes = BitConverter.GetBytes(p);
|
|
Array.Reverse(bytes);
|
|
StringBuilder builder = new StringBuilder();
|
|
foreach (byte b in bytes)
|
|
{
|
|
builder.Append((char)b);
|
|
}
|
|
return builder.ToString();
|
|
}
|
|
|
|
protected string WriteCard16(short p)
|
|
{
|
|
byte[] bytes = BitConverter.GetBytes(p);
|
|
Array.Reverse(bytes);
|
|
StringBuilder builder = new StringBuilder();
|
|
foreach (byte b in bytes)
|
|
{
|
|
builder.Append((char)b);
|
|
}
|
|
return builder.ToString();
|
|
}
|
|
|
|
protected string WriteCard8(byte p)
|
|
{
|
|
return ((char)p).ToString();
|
|
}
|
|
|
|
protected string WriteFlag(bool p)
|
|
{
|
|
return p ? ((char)1).ToString() : ((char)0).ToString();
|
|
}
|
|
|
|
protected string WriteString(string p)
|
|
{
|
|
return string.Format("{0}{1}", WriteCard32(p.Length), p);
|
|
}
|
|
|
|
private string HostRef()
|
|
{
|
|
return simProxy.proxy.db.ObjectWithFieldValue("host", "address", Url.Host);
|
|
}
|
|
Random rand = new Random();
|
|
private double CpuStatsForHost(string host_ref)
|
|
{
|
|
switch (host_ref)
|
|
{
|
|
// hack for ExpectedResults search test
|
|
case "OpaqueRef:d3a48ddc-8261-33df-64b2-1309e98b395d":
|
|
return rand.Next(0, 49)/100d;
|
|
|
|
case "OpaqueRef:83b5a7dc-4eae-ba93-f9ca-53ef5a664814":
|
|
return rand.Next(50, 100)/100d;
|
|
|
|
default:
|
|
return rand.Next(0, 100)/100d;
|
|
|
|
}
|
|
}
|
|
|
|
private void PoolPatchUpload(Dictionary<string, string> query)
|
|
{
|
|
string task_ref = query["task_id"];
|
|
string session_id = query["session_id"];
|
|
Proxy_Task task = simProxy.proxy.GetTask(task_ref);
|
|
Proxy_Pool_patch patch = new Proxy_Pool_patch();
|
|
|
|
patch.after_apply_guidance = new string[] { "unknown" };
|
|
patch.name_label = "fake-patch";
|
|
patch.name_description = "";
|
|
patch.size = "0";
|
|
patch.uuid = Guid.NewGuid().ToString();
|
|
patch.version = "1.0";
|
|
|
|
task.result = new fakePool_Patch(simProxy.proxy).create(session_id, patch).Value;
|
|
task.finished = DateTime.Now;
|
|
task.status = "success";
|
|
}
|
|
|
|
private Dictionary<string, string> ParseQuery(string query)
|
|
{
|
|
Dictionary<string, string> dict = new Dictionary<string, string>();
|
|
foreach (string q in query.Split('&'))
|
|
{
|
|
string[] var = q.Split('=');
|
|
dict[var[0]] = var[1];
|
|
}
|
|
return dict;
|
|
}
|
|
}
|
|
}
|