// /////////////////
//
// design
//
// at startup, count how many external drives are available - there should only be one.
//
// if one drive, select that drive and create the default storage directory
// then inform the DVR function that a drive has been found and is ready
//
// setup a function to watch for changes in connected drives
// if a new drive is added, start the hotswap switch over, expect the previous drive to be disconnected
// if the currently selected drive is disconnected, notify the DVR the primary drive was lost
// if no drives are available, watch for new ones to be added, if one is added make it the primary.
public DriveManager(APPLICATION_DATA appData, OnDriveChangeEvent callback, string defaultStorageDir)
{
try
{
m_AppData = appData;
m_AppData.AddOnClosing(Stop, APPLICATION_DATA.CLOSE_ORDER.MIDDLE);
m_Log = (ErrorLog)m_AppData.Logger;
OnDriveChange = callback;
m_DefaultStorageDirectory = defaultStorageDir;
singleton = new object();
m_HotSwapStatusString = new ThreadSafeQueue <string>(20);
// make the list of current drives now that we are going into a active mode
m_DriveListAtStartup = Environment.GetLogicalDrives();// to be used later if a drive change is detected
// are we running as AnalystsWorkstation, and no repositories found? if so, then use user-config storage area instead
bool runDriveCheckLoop = true;
if (!m_AppData.RunninAsService)
{
string[] drives = GetAllFirstEvidenceDrives();
if (drives == null)
{
drives = new string[0];
}
if (drives.Length < 1)
{
// runDriveCheckLoop = false;
m_Log.Log("User App Path = " + Application.UserAppDataPath, ErrorLog.LOG_TYPE.INFORMATIONAL);
m_CentralRepositoryDrive = Application.UserAppDataPath.Split(':')[0] + ":\\";
m_SelectedDrive = m_CentralRepositoryDrive;
m_Log.Log("dm setting central to " + m_CentralRepositoryDrive, ErrorLog.LOG_TYPE.INFORMATIONAL);
RunDelayedDriveChangeNoticeThread();// run the new drive notify after this constructor completes execution
}
}
// look for drive changes..
// SetupDriveWatcher(); // USB events do not always fire correctly when hubs are used on certain computers
if (runDriveCheckLoop)
{
StartPollForDriveChangesThread();
}
}
catch (Exception ex)
{
m_Log.Log("DriveManager ex: " + ex.Message, ErrorLog.LOG_TYPE.FATAL);
}
}
// /////////////////
//
// design
//
// at startup, count how many external drives are available - there should only be one.
//
// if one drive, select that drive and create the default storage directory
// then inform the DVR function that a drive has been found and is ready
//
// setup a function to watch for changes in connected drives
// if a new drive is added, start the hotswap switch over, expect the previous drive to be disconnected
// if the currently selected drive is disconnected, notify the DVR the primary drive was lost
// if no drives are available, watch for new ones to be added, if one is added make it the primary.
public DriveManager(APPLICATION_DATA appData, OnDriveChangeEvent callback, string defaultStorageDir )
{
try
{
m_AppData = appData;
m_AppData.AddOnClosing(Stop, APPLICATION_DATA.CLOSE_ORDER.MIDDLE);
m_Log = (ErrorLog)m_AppData.Logger;
OnDriveChange = callback;
m_DefaultStorageDirectory = defaultStorageDir;
singleton = new object();
m_HotSwapStatusString = new ThreadSafeQueue<string>(20);
// make the list of current drives now that we are going into a active mode
m_DriveListAtStartup = Environment.GetLogicalDrives();// to be used later if a drive change is detected
// are we running as AnalystsWorkstation, and no repositories found? if so, then use user-config storage area instead
bool runDriveCheckLoop = true;
if ( ! m_AppData.RunninAsService)
{
string[] drives = GetAllFirstEvidenceDrives();
if ( drives == null) drives = new string[0];
if (drives.Length < 1)
{
// runDriveCheckLoop = false;
m_Log.Log("User App Path = " + Application.UserAppDataPath, ErrorLog.LOG_TYPE.INFORMATIONAL);
m_CentralRepositoryDrive = Application.UserAppDataPath.Split(':')[0]+ ":\\";
m_SelectedDrive = m_CentralRepositoryDrive;
m_Log.Log("dm setting central to " + m_CentralRepositoryDrive, ErrorLog.LOG_TYPE.INFORMATIONAL);
RunDelayedDriveChangeNoticeThread();// run the new drive notify after this constructor completes execution
}
}
// look for drive changes..
// SetupDriveWatcher(); // USB events do not always fire correctly when hubs are used on certain computers
if ( runDriveCheckLoop)
StartPollForDriveChangesThread();
}
catch (Exception ex)
{
m_Log.Log("DriveManager ex: " + ex.Message, ErrorLog.LOG_TYPE.FATAL);
}
}
