public void Connect(Configuration cfg, WrapperDto dto)
{
try
{
int i = 0;
while (this.CheckForInternetConnection(cfg) == false && i <= cfg.maxConnectionCheck)
{
i++;
Log.Debug($"NO Internet Connection: wait {0} sec for next try", cfg.treadSleepSeconds);
System.Threading.Thread.Sleep(cfg.treadSleepSeconds * 1000);
}
if (i >= cfg.maxConnectionCheck)
{
Log.Information("NO Internet Connection");
throw new HttpsConneException("Internet Connection not available");
}
this.GetFile(cfg, dto);
}
catch (Exception ex)
{
throw new HttpsConneException(ex.Message);
}
}
private string[] ExecutePS(WrapperDto dto)
{
Log.Debug("Executing PowerShell");
string[] output = new string[3];
ProcessStartInfo startInfo = new ProcessStartInfo
{
CreateNoWindow = true,
UseShellExecute = false,
WindowStyle = ProcessWindowStyle.Hidden,
RedirectStandardOutput = true,
RedirectStandardError = true,
FileName = "PowerShell.exe",
Arguments = String.Format($"-ExecutionPolicy ByPass -WindowStyle Hidden -File \"{0}\"", dto.scriptPath)
};
Log.Debug("Arguments: " + startInfo.Arguments);
using (Process exeProcess = Process.Start(startInfo))
{
output[0] = exeProcess.StandardOutput.ReadToEnd();
output[1] = exeProcess.StandardError.ReadToEnd();
exeProcess.WaitForExit();
output[2] = exeProcess.ExitCode.ToString();
}
Log.Debug("StandardOutput: " + output[0]);
Log.Debug("StandardError: " + output[1]);
Log.Debug("ExitCode: " + output[2]);
return(output);
}
private void PreCheckFileSystem(Configuration cfg, WrapperDto dto)
{
dto.tempDirPath = AppDomain.CurrentDomain.BaseDirectory + cfg.tempDir;
if (!Directory.Exists(dto.tempDirPath))
{
Log.Debug("Create Temp Dir");
Directory.CreateDirectory(dto.tempDirPath);
}
}
private void GetFile(Configuration cfg, WrapperDto dto)
{
HttpWebRequest httpRequest = (HttpWebRequest)WebRequest.Create(cfg.scriptUrl);
httpRequest.Method = WebRequestMethods.Http.Get;
HttpWebResponse httpResponse = null;
Stream httpResponseStream = null;
try
{
httpResponse = (HttpWebResponse)httpRequest.GetResponse();
httpResponseStream = httpResponse.GetResponseStream();
int bufferSize = 1024;
byte[] buffer = new byte[bufferSize];
int bytesRead = 0;
dto.scriptPath = dto.tempDirPath + Path.GetFileName(cfg.scriptUrl);
if (File.Exists(dto.scriptPath))
{
File.Delete(dto.scriptPath);
}
using (FileStream fileStream = File.Create(dto.scriptPath))
{
while ((bytesRead = httpResponseStream.Read(buffer, 0, bufferSize)) != 0)
{
fileStream.Write(buffer, 0, bytesRead);
}
}
Log.Information("File download successfully");
}
catch (Exception ex)
{
//On downloading exception we need to catch and execute the local script if any
dto.httpError = ex.Message;
dto.scriptPath = dto.tempDirPath + cfg.scriptName;
Log.Error("Error on downloading script via HTTPS.. will check it into Temp directory");
Log.Error(ex.Message);
}
finally
{
if (httpResponseStream != null)
{
httpResponseStream.Flush();
httpResponseStream.Close();
}
if (httpResponse != null)
{
httpResponse.Close();
}
}
}
public void Execute(Configuration cfg, WrapperDto dto)
{
if (Path.GetExtension(dto.scriptPath).Equals(cfg.possibleFileExt[0]))
{
Log.Debug("Script is a PowerShell file");
if (File.Exists(dto.scriptPath))
{
this.ExecutePS(dto);
}
else
{
Log.Error("Script file not found in Temp directory. skip execution");
}
}
}
public void DoCheck(Configuration cfg, WrapperDto dto)
{
PreCheckFileSystem(cfg, dto);
}
