public static void Do(bool online)
{
var frontDir = DetermineVersion.DetermineWebSiteFolder();
var onlineFile = Path.Combine(frontDir, "IsOnline.aspx");
var isonline = File.Exists(onlineFile);
if (isonline != online)
{
var offlineFile = Path.Combine(frontDir, "IsOnline.offline.aspx");
if (online)
{
var offlineFile2 = Path.Combine(frontDir, "IsOnline.off.aspx");
if (File.Exists(offlineFile))
{
File.Move(offlineFile, onlineFile);
}
else if (File.Exists(offlineFile2))
{
File.Move(offlineFile2, onlineFile);
}
}
else
{
File.Move(onlineFile, offlineFile);
}
}
}
public static Tuple <string, string> ReadServerPath(string serverPath, Dictionary <string, string> fileMappings)
{
var s = serverPath.Split(':');
var server = s.Length == 2 ? s[0] : string.Empty;
var path = s.Length == 2 ? s[1] : s[0];
if (server.Length < 2)
{
server = string.Empty;
path = serverPath;
}
string result;
if (fileMappings != null && fileMappings.TryGetValue(path, out result))
{
path = result;
}
else if (fileMappings != null)
{
if (!fileMappings.Values.Contains(path))
{
// throw new InvalidOperationException("Illegal path");
}
}
if (path.Contains("$front"))
{
path = path.Replace("$front", DetermineVersion.DetermineWebSiteFolder());
}
return(new Tuple <string, string>(server, path));
}
public static void DoCommand(Socket peer, Stream input, Stream output, Dictionary <string, string> fileMappings, Dictionary <Regex, string> colorMappings)
{
using (input)
{
var crash = false;
try
{
var line = ReadLine(input);
var i3 = line.LastIndexOf((char)3);
if (i3 != -1)
{
line = line.Substring(i3 + 1);
}
var lineOrig = line;
line = line.ToLowerInvariant();
switch (line)
{
case "age":
{
var serverPath = ReadServerPath(ReadLine(input), fileMappings);
var server = serverPath.Item1;
var path = serverPath.Item2;
var ms = new MemoryStream();
FileTailer.Tail(server, path, 1, false, ms);
var str = Encoding.ASCII.GetString(ms.ToArray());
str = str.Substring(0, Math.Min(str.Length, 100)).Replace(",", ".");
string os = null;
var endsWithU = false;
while (str.Length > 0)
{
DateTime dt;
if (DateTime.TryParse(str, CultureInfo.InvariantCulture, endsWithU ? DateTimeStyles.AssumeUniversal : DateTimeStyles.AssumeLocal, out dt))
{
os = ((long)(DateTime.Now - dt).TotalSeconds).ToString();
break;
}
endsWithU = str.EndsWith("U") && !str.EndsWith(" U");
str = str.Substring(0, str.Length - 1);
}
Write(os ?? "null", output);
break;
}
case "apppools":
{
Shell.Do(peer, input, output, @"c:\windows\system32\inetsrv\appcmd", "list apppool /config /xml", false);
break;
}
case "bend":
{
Remote.Do(peer, input, output);
break;
}
case "buildtime":
{
Write(Environment.MachineName + " " + Date(BuildDate.RetrieveLinkerTimestamp()) + "\r\n", output);
break;
}
case "crash":
{
crash = true;
throw new InvalidOperationException();
}
case "date":
{
var serverPath = ReadServerPath(ReadLine(input), fileMappings);
var server = serverPath.Item1;
var path = serverPath.Item2;
var pattern = ReadLine(input);
DateFinder.Find(new LogStream(server, path), output, pattern);
break;
}
case "download":
{
var path = ReadLine(input);
Zip.Download(path, output);
break;
}
case "downloadzip":
{
var path = ReadLine(input);
Zip.Zipit(path, output);
break;
}
case "dump":
{
var path = ReadLine(input);
var process = ReadLine(input);
DumpFile.Create(path, process);
break;
}
case "filecount":
{
var serverPath = ReadServerPath(ReadLine(input), fileMappings);
var path = Path.GetDirectoryName(serverPath.Item2);
var pattern = Path.GetFileName(serverPath.Item2);
Write(Directory.GetFiles(path, pattern).Length.ToString(CultureInfo.InvariantCulture), output);
break;
}
case "fulldump":
{
var enable = int.Parse(ReadLine(input));
DumpConfig.Enable(enable != 0);
break;
}
case "fulldumpenabled":
{
var enabled = DumpConfig.IsEnabled();
Write(enabled ? "1" : "0", output);
break;
}
case "isonline":
{
Write(Environment.MachineName + " ", output);
FetchUri.FetchHeaders("http://localhost/IsOnline.aspx", output);
Write($" {Path.GetFileName(Path.GetDirectoryName(DetermineVersion.DetermineWebSiteFolder()))} \r\n", output);
break;
}
case "isonline2":
{
FetchUri.FetchHeaders("http://localhost/IsOnline.aspx", output);
break;
}
case "ls":
{
foreach (var fi in LogStream.GetLocalFileInfos(ReadLine(input)))
{
Write($"- 1 root root {fi.Size} {fi.Modification.ToUniversalTime().ToString("o", CultureInfo.InvariantCulture)} {fi.Name}\n", output);
}
break;
}
case "mem":
{
MEMORYSTATUSEX memStatus = new MEMORYSTATUSEX();
if (GlobalMemoryStatusEx(memStatus))
{
Write($"{Math.Round((double)memStatus.ullTotalPhys / (1024 * 1024 * 1024))} GB", output);
}
break;
}
case "netrelease":
{
var release = Convert.ToInt64(Registry.GetValue(@"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full", "Release", null));
Write(release.ToString(CultureInfo.InvariantCulture), output);
break;
}
case "ntp":
{
Shell.Do(peer, input, output, "ntpq.exe", "-np", false);
break;
}
case "offline":
{
Online.Do(false);
break;
}
case "online":
{
Online.Do(true);
break;
}
case "patch":
{
List <string> args = new List <string>();
string arg;
while ((arg = ReadLine(input)).Length > 0)
{
args.Add(arg);
}
bool rebootIfNeeded = args.Contains("reboot");
bool onlyList = args.Contains("onlylist");
Patch patch = new Patch();
patch.InstallPatches(rebootIfNeeded, onlyList, output);
break;
}
case "pc":
{
var counter = ReadLine(input);
Write(PerformanceCounter.GetValue(counter).ToString(CultureInfo.InvariantCulture), output);
break;
}
case "post / http/1.0":
case "post / http/1.1":
{
Http.Do(input, fileMappings, colorMappings);
break;
}
case "powershell":
{
List <string> scripts = new List <string>();
string arg;
while ((arg = ReadLine(input)).Length > 0)
{
scripts.Add(arg);
}
foreach (string script in scripts)
{
Shell.Do(peer, input, output, "powershell.exe", $"-file {script}", false);
}
break;
}
case "rpc":
{
var counter = ReadLine(input);
var specs = (ReadLine(input) ?? "0").Split('|');
var index = int.Parse(specs[0]);
if (index == 4)
{
Write(Date(PerformanceCounterClient.GetDate(counter)), output);
}
else
{
var value = PerformanceCounterClient.GetValue(counter, index);
Write(value.ToString(CultureInfo.InvariantCulture), output);
if (specs.Length == 2)
{
Write("\n", output);
switch (specs[1].ToLowerInvariant())
{
case "timespan":
Write(TimeSpan.FromSeconds(value) + "\n", output);
break;
}
}
}
break;
}
case "shell":
{
Shell.Do(peer, input, output);
break;
}
case "sites":
{
Shell.Do(peer, input, output, @"c:\windows\system32\inetsrv\appcmd", "list site /config /xml", false);
break;
}
case "stacktrace":
case "stacktracenative":
case "verifyheap":
{
var pidOrSpec = GetPid2(ReadLine(input));
switch (line)
{
case "stacktrace":
StackTrace.DoManaged(peer, output, pidOrSpec);
break;
case "stacktracenative":
StackTrace.DoNative(peer, output, pidOrSpec);
break;
case "verifyheap":
StackTrace.VerifyHeap(peer, output, pidOrSpec);
break;
}
break;
}
case "systeminfo":
{
Shell.Do(peer, input, output, "systeminfo.exe", "", false);
break;
}
case "tail":
{
var serverPath = ReadServerPath(ReadLine(input), fileMappings);
var server = serverPath.Item1;
var path = serverPath.Item2;
var countLine = ReadLine(input);
int count = 0;
if (!string.IsNullOrEmpty(countLine))
{
count = int.Parse(countLine);
}
line = ReadLine(input);
bool tail = false;
if (!string.IsNullOrEmpty(line))
{
tail = int.Parse(line) != 0;
}
FileTailer.Tail(server, path, count, tail, output);
break;
}
case "tailc":
{
using (var fs = new FileStream(ReadLine(input), FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
fs.Position = long.Parse(ReadLine(input));
fs.CopyTo(output);
}
break;
}
case "tasklist":
{
Shell.Do(peer, input, output, "tasklist.exe", "", false);
break;
}
case "tasklistj":
{
Tasklist.JavaScript(output);
break;
}
case "tasklistl":
{
Shell.Do(peer, input, output, "tasklist.exe", "/FO LIST", false);
break;
}
case "tickcount":
{
var tc = Environment.TickCount;
var now = DateTime.Now;
var prev = -(long)int.MinValue + tc;
var next = (long)int.MaxValue - tc;
var bytes = Encoding.ASCII.GetBytes(Environment.MachineName + " Environment.TickCount is " + Environment.TickCount + " previous " + Date(now - TimeSpan.FromMilliseconds(prev)) + " next " + Date(now + TimeSpan.FromMilliseconds(next)) + " uptime " + GetUpTime() + "\r\n");
output.Write(bytes, 0, bytes.Length);
break;
}
case "tickcount2":
{
Write(Environment.TickCount.ToString(CultureInfo.InvariantCulture), output);
break;
}
case "tickcounts":
{
var tc = Environment.TickCount;
var secs = ((double)int.MaxValue - tc) / 1000.0;
Write(secs.ToString(CultureInfo.InvariantCulture) + "\n", output);
Write(Date(DateTime.UtcNow.AddSeconds(secs)) + "\n", output);
break;
}
case "time":
{
Write(Environment.MachineName + " " + Date() + "\r\n", output);
break;
}
case "time2":
{
Write(Date(), output);
break;
}
case "update":
{
var sourcePath = ReadLine(input);
var destPath = Path.GetDirectoryName(Uri.UnescapeDataString(new UriBuilder(Assembly.GetExecutingAssembly().CodeBase).Path));
var arguments = string.Format("/C net stop \"{0}\" && timeout /t 5 /nobreak && move /y \"{1}\\*\" \"{2}\" && net start \"{0}\"", Program.ServiceName, sourcePath, destPath);
Shell.Spawn(arguments);
break;
}
case "upload":
{
var path = ReadLine(input);
Zip.Upload(path, input);
break;
}
case "uploadzip":
{
var path = ReadLine(input);
Zip.Unzipit(path, input);
break;
}
case "uptime":
{
Write(GetUpTime().ToString(), output);
break;
}
case "uptime2":
{
var tc = GetTickCount64();
Write((tc / 1000.0).ToString(CultureInfo.InvariantCulture) + "\n", output);
Write(TimeSpan.FromMilliseconds(tc) + "\n", output);
break;
}
case "uri":
{
var path = ReadLine(input);
FetchUri.Fetch(path, output);
break;
}
case "users":
{
Shell.Do(peer, input, output, "query.exe", "user", false);
break;
}
case "version":
case "version2":
case "version3":
{
var pid = GetPid(ReadLine(input));
if (pid != -1)
{
DetermineVersion.Do(pid, output, line == "version" ? " " : (line == "version2" ? null : "\n"));
}
break;
}
case "wertrace":
{
var process = ReadLine(input);
StackTrace.OpenWerDump(peer, output, process);
break;
}
default:
if (line.StartsWith("get /"))
{
Http.Do(lineOrig, input, fileMappings, colorMappings);
}
else
{
throw new InvalidOperationException($"Unknown command {line}.");
}
break;
}
}
catch (Exception e)
{
if (crash)
{
throw;
}
if (!(e is IOException))
{
LogError(e);
}
}
}
}
private static void Do(Socket peer, Stream output, string pidOrSpec, IEnumerable <string> commands)
{
const string key = @"HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections";
const string value = @"WinHttpSettings";
// netsh.exe winhttp set proxy proxy-server="a" bypass-list="*"
var fakeProxy = new byte[] { 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x61, 0x01, 0x00, 0x00, 0x00, 0x2a };
var old = Registry.GetValue(key, value, null);
try
{
Registry.SetValue(key, value, fakeProxy);
}
catch (UnauthorizedAccessException)
{
}
var tf = Path.GetTempFileName();
Directory.CreateDirectory(@"c:\symbols");
string sosPath = string.Empty;
int pid = -1;
if (!int.TryParse(pidOrSpec, out pid))
{
pid = -1;
}
if (pid != -1)
{
var p = Process.GetProcessById(pid);
foreach (ProcessModule module in p.Modules)
{
var path = Path.GetDirectoryName(module.FileName);
if (!string.IsNullOrEmpty(path) && path.StartsWith(@"C:\Windows\Microsoft.NET\Framework64\") && Path.GetFileName(module.FileName) == "clr.dll")
{
sosPath = path;
break;
}
}
}
else
{
sosPath = @"C:\Windows\Microsoft.NET\Framework64\v4.0.30319";
}
using (var fs = File.OpenWrite(tf))
{
using (var wr = new StreamWriter(fs))
{
// wr.WriteLine(@"!sym noisy");
var path = DetermineVersion.DetermineWebSiteFolder();
if (!string.IsNullOrEmpty(path))
{
path += "\\bin;";
}
wr.WriteLine(@".sympath {0}cache*c:\symbols;srv*http://msdl.microsoft.com/download/symbols", path);
wr.WriteLine(@".load {0}\sos.dll", sosPath); // needs to be explicitly specified - $PATH may not be set correctly?
wr.WriteLine(".reload");
foreach (var command in commands)
{
wr.WriteLine(command);
}
wr.WriteLine("qd");
}
}
var attachArguments = pid != -1 ? $"-p {pid}" : $"-z \"{pidOrSpec}\"";
Shell.Do(peer, null, output, @"C:\Program Files\Windows Kits\10\Debuggers\x64\cdb.exe", $"{attachArguments} -cfr \"{tf}\"", false);
try
{
Registry.SetValue(key, value, old);
}
catch (UnauthorizedAccessException)
{
}
File.Delete(tf);
}
