/// <summary>
/// Calculates availbale free space on disk that backup will be created
/// </summary>
/// <returns>Amount of free space in bytes</returns>
public long CalclateAvailable()
{
long lngAvailable = 0;
DirectoryInfo objRootFolderBackups = new DirectoryInfo(strBackupFolder);
try
{
DriveInfoSystem info = DriveInfo.GetInfo(objRootFolderBackups.Root.ToString());
lngAvailable = info.Available;
}
catch (Exception objException)
{
#region Log: Failed during calculating available free space
log.WriteLine(
LogType.Error, "HI054: " +
String.Format("Failed during calculating available free space. Error:{0}",
objException.ToString())
);
#endregion // Failed during calculating required free space
}
return(lngAvailable);
}
public void Install()
{
try
{
log.WriteLine(LogType.Empty, "");
log.WriteLine(LogType.Empty, "");
string message = "INSTALLATION STARTED, PLEASE WAIT.";
Console.WriteLine(message);
log.WriteLine(LogType.Info, "HI058: " + message);
//-------------------------------------------------------
// Initilize installer object by settings given
//-------------------------------------------------------
settings = HotfixSettings.load(SettingsFile);
//-------------------------------------------------------
// Get last chance before installation
//-------------------------------------------------------
#region Get last chance before installation
bool blnCancel = false;
if (InstallationStartedEvent != null)
{
InstallationStartedEvent(ref blnCancel, settings.strGeneralDescription);
if (blnCancel)
{
message = "INSTALLATION CANCELLED.";
Console.WriteLine(message);
log.WriteLine(LogType.Info, "HI014: " + message);
return;
}
}
#endregion // Get last chance before installation
//-------------------------------------------------------
// Print header of machine/user/os attributes
//-------------------------------------------------------
log.WriteLine(LogType.Info, string.Format(@"HI059: Machine :\\{0}\{1}", Environment.UserDomainName, Environment.MachineName));
log.WriteLine(LogType.Info, string.Format(@"HI060: Username :{0}", Environment.UserName));
log.WriteLine(LogType.Info, string.Format(@"HI061: Framework :{0}", Environment.Version.ToString()));
log.WriteLine(LogType.Info, string.Format(@"HI062: OS Version :{0}", Environment.OSVersion.ToString()));
log.WriteLine(LogType.Info, string.Format(@"HI063: Current directory:{0}", Environment.CurrentDirectory));
//-------------------------------------------------------
// Initialize "hotfix root folder" (where installed components are)
// relative to start up path
//-------------------------------------------------------
DirectoryInfo hRootFolder = null;
if (hRootPath == null)
{
// determine path to installed components( relative/full qualified)
if (settings.ComponentsFolderSetting.blnIsRelative)
{
hRootPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory,
settings.ComponentsFolderSetting.strFolder);
}
else
{
hRootPath = settings.ComponentsFolderSetting.strFolder;
}
}
hRootFolder = new DirectoryInfo(hRootPath);
//-------------------------------------------------------
// Initialize list of installed components (processed directories)
// and possible destinations
//-------------------------------------------------------
#region Initialize list of processed directories
foreach (DirectoryInfo sub in hRootFolder.GetDirectories())
{
//if not excluded from installed components
if (!settings.IsExcluded(sub))
{
// found out destination folder of installed component
try
{
//exception will be thrown for some wrong arguments
DirectoryInfo[] dest = DiscoverDest(sub);
// add to list of installed components
SrcDestPair pair = new SrcDestPair(sub, dest);
processed.Add(pair);
}
catch (ArgumentException ex)
{
log.WriteLine(LogType.Error, "HI001: " + ex.ToString());
}
}
} //foreach
if (processed.Count == 0)
{
string strMessage = string.Format("Nothing found to be installed.{0}Check hotfix root folder: {1}.{0}Check the exlusions list.", Environment.NewLine, hRootFolder.FullName);
log.WriteLine(LogType.Info, "HI002: " + strMessage);
return;
}
#endregion
//-------------------------------------------------------
// Load NT Service processor with ONLY actually installed services
//-------------------------------------------------------
objServiceProcessor = new ServiceProcessor(this.settings, this.log);
//-------------------------------------------------------
// Checking available free disk space
//-------------------------------------------------------
#region Checking available free disk space
bool blnContinue = true;
HotfixBackup objBackup = new HotfixBackup(settings, log, processed);
if (this.settings.Backup.blnIsDoBackup)
{
Console.WriteLine("Checking available free disk space.");
long lngAvailable = objBackup.CalclateAvailable();
long lngRequired = objBackup.CalculateRequiredFreeSpace();
message = string.Format("There is not enough free disk space for backuping. Required: {0}MB, Available: {1}MB",
DriveInfoSystem.ToMB(lngRequired),
DriveInfoSystem.ToMB(lngAvailable));
if (lngAvailable <= lngRequired)
{
log.WriteLine(LogType.Error, "HI055: " + message);
blnContinue = false;
return;
}
else
{
message = "[Checking available free disk space]";
log.WriteLine(LogType.Info, "HI057: " + message);
message = string.Format("Required: {0}MB, Available: {1}MB",
DriveInfoSystem.ToMB(lngRequired),
DriveInfoSystem.ToMB(lngAvailable));
log.WriteLine(LogType.Info, "HI056: " + message);
}
}
#endregion // Checking available free disk space
//-------------------------------------------------------
// Save current Status of service and Stop running services
//-------------------------------------------------------
Console.WriteLine("Stopping services.");
log.WriteLine(LogType.Info, "HI003: " + "[STOP controlled services]");
if (objServiceProcessor.Stop())
{
log.WriteLine(LogType.Info, "HI004: " + "Controlled services stopped successfully.");
//-------------------------------------------------------
// Backup installed components in format of hotfix
//-------------------------------------------------------
#region Backup installed components in format of hotfix
if (this.settings.Backup.blnIsDoBackup)
{
Console.WriteLine("Backuping installed components.");
message = "[Backuping installed components]";
log.WriteLine(LogType.Info, "HI008: " + message);
blnContinue = objBackup.doBackup();
if (!blnContinue)
{
message = "Failed to backup installed components. Can't continue.";
log.WriteLine(LogType.Error, "HI005: " + message);
return;
}
}
#endregion
//-------------------------------------------------------
// Process each item in list of components.
// Copying from hotfix to destination folder.
//-------------------------------------------------------
Console.WriteLine("Installing components.");
#region Process each installed directory
log.WriteLine(LogType.Info, "HI006: " + "[INSTALLING Hotfix components]: " + processed.Count);
foreach (SrcDestPair item in processed)
{
try
{
foreach (DirectoryInfo destPath in item.destDir)
{
if (destPath.Exists)
{
log.WriteLine(LogType.Info, "HI007: " +
String.Format(@"FOLDER: ""{0}"" found, INSTALLING ...", destPath.FullName)
);
xDirectory.Copy(item.srcDir, destPath);
}
else
{
//skipped
log.WriteLine(LogType.Info, "HI008: " + String.Format(@"FOLDER: ""{0}"" is not installed, skipped.", destPath.FullName));
}
}
}
catch (Exception ex)
{
log.WriteLine(
LogType.Error, "HI009: " +
String.Format("Failed during installing:{0}, Error:{1}",
item.srcDir.ToString(), ex.ToString())
);
}
}
#endregion
//-------------------------------------------------------
// Fix/Update Xml configuration files according to specification
// in <XmlFileFixes> for each <XmlFileFix>
//-------------------------------------------------------
Console.WriteLine("Applying changes in configuration files");
#region Xml Configuration Fixing
log.WriteLine(LogType.Info, "HI010: " + "[Xml configuration files update]");
//make each xml fix as it appearing in XmlFileFixes section
foreach (HotfixSettings.XmlFileFix filefix in settings.XmlFileFixes)
{
// find out which component we talk about to be able to find
// configuration xml file for: filefix
foreach (SrcDestPair comp in processed)
{
if (comp.srcDir.Name.ToLower() == filefix.folder.ToLower())
{
//path to fix describing changes for: filefix
string fileOfFixes = Path.Combine(comp.srcDir.FullName, filefix.update);
XmlConfigurationHotfix componentFix = XmlConfigurationHotfix.Load(fileOfFixes);
//get related pathes of patched files
if (componentFix.objXMLContentFixes.Length > 0)
{
string[] pathes = new string[componentFix.objXMLContentFixes.Length];
int index = 0;
foreach (XmlContentFix contentfix in componentFix.objXMLContentFixes)
{
pathes[index] = contentfix.contentXmlFilePath;
index++;
}
foreach (DirectoryInfo path in comp.destDir)
{
//create absolute full qualified path to fixed xml
foreach (XmlContentFix contentfix in componentFix.objXMLContentFixes)
{
contentfix.contentXmlFilePath = Path.Combine(path.FullName, contentfix.contentXmlFilePath);
}
try
{
//---> install fixes on Xml <---
componentFix.Install(log);
}
catch (Exception ex)
{
log.WriteLine(
LogType.Error, "HI011: " +
String.Format("Failed during Xml Configuration Fixing: {0}, Error:{1}",
fileOfFixes,
ex.ToString())
);
}
// restore related path before next destination folder
index = 0;
foreach (XmlContentFix contentfix in componentFix.objXMLContentFixes)
{
contentfix.contentXmlFilePath = pathes[index];
index++;
}
}
}
break;
}
} //SrcDestPair
} //filefix
#endregion // Xml Configuration Fixing
//-------------------------------------------------------
// Clear Temporary ASP.NET files cache
//-------------------------------------------------------
Console.WriteLine("Clear Temporary ASP.NET files cache.");
settings.mobjClearTempFiles.Do(log);
//-------------------------------------------------------
// Restore previous Status of controlled services
//-------------------------------------------------------
#region Restore controlled services Status
log.WriteLine(LogType.Info, "HI012: " + "[RESTORE Status of controlled services ]");
Console.WriteLine("Starting services.");
if (objServiceProcessor.Restore())
{
log.WriteLine(LogType.Info, "HI013: " + "Status of controlled services restored successfully.");
}
else
{
//-------------------------------------------------------
// Because KBXXXX of Microsoft not always ServiceController class able to start
// service. I found workaround with starting some other process that tries
// to start services again. This process takes as command line argument
// of space separeted services names collected in error handler of
// ServiceProcessor
//-------------------------------------------------------
System.Diagnostics.Process proc = new System.Diagnostics.Process();
try
{
proc.EnableRaisingEvents = false;
proc.StartInfo.FileName = "Utilities.Hotfix.StartService.exe";
proc.StartInfo.UseShellExecute = true;
proc.StartInfo.Arguments = objServiceProcessor.strFailedList;
log.WriteLine(LogType.Error, "HI052: " + objServiceProcessor.strFailedList);
proc.StartInfo.WindowStyle = ProcessWindowStyle.Normal;
proc.Start();
}
catch
{
}
}
#endregion // restore controlled services Status
//-------------------------------------------------------
// Log that installation finished
//-------------------------------------------------------
string strMsgFinished = "Installation finished.";
log.WriteLine(LogType.Info, "HI070: " + strMsgFinished);
Console.WriteLine(strMsgFinished);
}
else
{
message = string.Format("Failed to stop controlled services. Can't continue.");
log.WriteLine(LogType.Error, "HI015: " + message);
}
}
catch (System.InvalidOperationException)
{
string message = string.Format("Failed to load hotfix instalation settings file: {0}{1} ", Environment.NewLine, this.SettingsFile);
Console.WriteLine();
log.WriteLine(LogType.Error, "HI016: " + message);
}
finally
{
if (InstallationCompletedEvent != null)
{
InstallationCompletedEvent(settings.strGeneralDescription, "Please check log file.");
}
log.Show();
}
}