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689 lines
21 KiB
689 lines
21 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1998.
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//
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// File: acinotfy.cxx
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//
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// Contents:
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//
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// Classes:
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//
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// Functions:
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//
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// History: 2-26-96 srikants Created
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//
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//----------------------------------------------------------------------------
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#include <pch.cxx>
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#pragma hdrstop
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#include <tgrow.hxx>
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#include <ffenum.hxx>
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#include <docstore.hxx>
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#include <lcase.hxx>
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#include <eventlog.hxx>
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#include <cievtmsg.h>
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#include "acinotfy.hxx"
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#include "cicat.hxx"
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CWorkQueue TheFrameworkClientWorkQueue( 0,
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CWorkQueue::workQueueFrmwrkClient );
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//+---------------------------------------------------------------------------
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//
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// Function: CCiSyncProcessNotify::CCiSyncProcessNotify
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//
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// Synopsis: Constructor
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//
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// Arguments: [cicat] -- Catalog
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// [scanMgr] -- Scan thread manager
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// [pbChange] -- Change buffer
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// [wcsRoot] -- Root dir for notifications
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// [fAbort] -- Abort ?
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//
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// History: 20-Mar-96 SitaramR Added header
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//
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//----------------------------------------------------------------------------
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CCiSyncProcessNotify::CCiSyncProcessNotify( CiCat & cicat,
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CCiScanMgr & scanMgr,
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BYTE const * pbChanges,
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WCHAR const * wcsRoot,
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BOOL & fAbort )
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:_cicat(cicat),
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_scanMgr(scanMgr),
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_changeQueue(pbChanges),
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_rootLen(0),
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_fAbort(fAbort),
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_nUpdates(0)
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{
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_lowerFunnyPath.SetPath( wcsRoot, _rootLen = wcslen( wcsRoot ) );
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Win4Assert( (_lowerFunnyPath.GetActualPath())[_rootLen-1] == L'\\' );
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CCiSyncProcessNotify::DoIt
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//
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// Synopsis: Processes changes notifications
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//
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// History: 3-07-96 srikants Created
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//
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//----------------------------------------------------------------------------
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void CCiSyncProcessNotify::DoIt()
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{
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FILETIME ftNow;
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GetSystemTimeAsFileTime( &ftNow );
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NTSTATUS status = STATUS_SUCCESS;
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TRY
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{
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CDirNotifyEntry const * pNotify = _changeQueue.First();
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//
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// Iterate through changes
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//
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for ( ;
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0 != pNotify;
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pNotify = _changeQueue.Next() )
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{
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if ( _fAbort )
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break;
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_nUpdates++;
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_relativePathLen = pNotify->PathSize() / sizeof(WCHAR);
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Win4Assert( _relativePathLen > 0 );
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_lowerFunnyPath.Truncate( _rootLen );
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_lowerFunnyPath.AppendPath( pNotify->Path(), _relativePathLen );
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switch ( pNotify->Change() )
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{
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case FILE_ACTION_MODIFIED:
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case FILE_ACTION_ADDED_STREAM:
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case FILE_ACTION_REMOVED_STREAM:
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case FILE_ACTION_MODIFIED_STREAM:
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{
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ciDebugOut(( DEB_FSNOTIFY, "Updating file %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(), pNotify->Change() ));
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ULONG ulFileAttrib = GetFileAttributes( _lowerFunnyPath.GetPath() );
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//
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// If we got an error value for file attributes, then substitute zero
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// because we don't want the directory bit to be turned on
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//
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if ( ulFileAttrib == 0xFFFFFFFF )
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ulFileAttrib = 0;
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if ( IsShortName() )
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{
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ciDebugOut(( DEB_IWARN, "Converting %ws to long filename ",
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_lowerFunnyPath.GetActualPath() ));
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if ( ConvertToLongName() )
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{
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ciDebugOut(( DEB_IWARN | DEB_NOCOMPNAME, "\t%ws\n",
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_lowerFunnyPath.GetActualPath() ));
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}
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else
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{
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ciDebugOut(( DEB_WARN,
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"Couldn't convert short filename %ws. Scope will be scanned.\n",
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_lowerFunnyPath.GetActualPath() ));
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RescanCurrentPath();
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break;
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}
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}
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_cicat.Update( _lowerFunnyPath, FALSE, ftNow, ulFileAttrib ); // Not a deletion
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break;
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}
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case FILE_ACTION_ADDED:
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{
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ULONG ulFileAttrib = GetFileAttributes( _lowerFunnyPath.GetPath() );
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if ( IsShortName() )
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{
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ciDebugOut(( DEB_IWARN, "Converting %ws to long filename ",
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_lowerFunnyPath.GetActualPath() ));
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if ( ConvertToLongName() )
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{
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ciDebugOut(( DEB_IWARN | DEB_NOCOMPNAME, "\t%ws\n",
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_lowerFunnyPath.GetActualPath() ));
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}
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else
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{
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ciDebugOut(( DEB_WARN,
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"Couldn't convert short filename %ws. Scope will be scanned.\n",
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_lowerFunnyPath.GetActualPath() ));
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RescanCurrentPath();
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break;
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}
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}
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if ( ulFileAttrib == 0xFFFFFFFF )
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{
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ciDebugOut(( DEB_FSNOTIFY,
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"Adding file %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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ulFileAttrib = 0;
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_cicat.Update( _lowerFunnyPath, FALSE, ftNow, ulFileAttrib );
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}
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else
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{
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if ( ulFileAttrib & FILE_ATTRIBUTE_DIRECTORY )
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{
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ciDebugOut(( DEB_FSNOTIFY,
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"Adding directory %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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//
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// Append '\' and convert to lower case
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//
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_lowerFunnyPath.AppendBackSlash();
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_scanMgr.DirAddNotification( _lowerFunnyPath.GetActualPath() );
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}
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else
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{
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ciDebugOut(( DEB_FSNOTIFY,
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"Adding file %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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_cicat.Update( _lowerFunnyPath, FALSE, ftNow, ulFileAttrib );
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}
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}
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break;
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}
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case FILE_ACTION_REMOVED:
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{
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if ( IsShortName() )
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{
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//
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// File is in the index with a long name. Need to rescan scope.
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// Still worth trying the immediate delete as well.
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//
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ciDebugOut(( DEB_WARN,
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"Missed deletion of short filename %ws. Scope will be scanned.\n",
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_lowerFunnyPath.GetActualPath() ));
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Report8Dot3Delete();
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RescanCurrentPath();
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}
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if ( _cicat.IsDirectory( &_lowerFunnyPath, 0 ) )
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{
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ciDebugOut(( DEB_FSNOTIFY,
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"Deleting directory %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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_lowerFunnyPath.AppendBackSlash();
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_scanMgr.RemoveScope( _lowerFunnyPath.GetActualPath() );
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}
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else
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{
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ciDebugOut(( DEB_FSNOTIFY,
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"Deleting file %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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_cicat.Update( _lowerFunnyPath, TRUE, ftNow, 0 );
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}
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break;
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}
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case FILE_ACTION_RENAMED_OLD_NAME:
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{
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if ( IsShortName() )
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{
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ciDebugOut(( DEB_WARN,
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"Old file \"%ws\" is a short name. Scope will be rescanned.\n",
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_lowerFunnyPath.GetActualPath() ));
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RescanCurrentPath();
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break;
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}
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//
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// Look at next notification entry (don't advance) to see if
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// it is a renamed notification
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//
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CDirNotifyEntry const *pNotifyNext = _changeQueue.NextLink();
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if ( pNotifyNext &&
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pNotifyNext->Change() == FILE_ACTION_RENAMED_NEW_NAME )
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{
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//
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// Advance to next notification entry and get the new name
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//
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pNotify = _changeQueue.Next();
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ULONG relativeNewPathLen = pNotify->PathSize()/sizeof( WCHAR );
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Win4Assert( relativeNewPathLen > 0 );
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CLowerFunnyPath lcaseFunnyNewName( _lowerFunnyPath );
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lcaseFunnyNewName.Truncate( _rootLen );
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lcaseFunnyNewName.AppendPath( pNotify->Path(), relativeNewPathLen );
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if ( _cicat.IsDirectory( &_lowerFunnyPath, &lcaseFunnyNewName ) )
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{
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ciDebugOut(( DEB_FSNOTIFY,
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"Renaming directory %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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_lowerFunnyPath.AppendBackSlash();
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lcaseFunnyNewName.AppendBackSlash();
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_scanMgr.DirRenameNotification( _lowerFunnyPath.GetActualPath(),
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lcaseFunnyNewName.GetActualPath() );
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}
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else
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{
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//
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// Delete old file
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//
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ciDebugOut(( DEB_FSNOTIFY,
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"Deleting file %ws. Change code 0x%X\n",
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_lowerFunnyPath.GetActualPath(),
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pNotify->Change() ));
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_cicat.Update( _lowerFunnyPath, TRUE, ftNow, 0 );
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//
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// Add new file
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//
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ULONG ulFileAttrib = GetFileAttributes( lcaseFunnyNewName.GetPath() );
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if ( ulFileAttrib == 0xFFFFFFFF )
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ulFileAttrib = 0;
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ciDebugOut(( DEB_FSNOTIFY,
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"Adding file %ws. Change code 0x%X\n",
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lcaseFunnyNewName.GetActualPath(),
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pNotify->Change() ));
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_cicat.Update( lcaseFunnyNewName, FALSE, ftNow, ulFileAttrib );
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}
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}
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else
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{
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ciDebugOut(( DEB_ERROR,
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"Renaming directory %ws, file_action_renamed_new_name notification not found\n",
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_lowerFunnyPath.GetActualPath() ));
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}
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break;
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}
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case FILE_ACTION_RENAMED_NEW_NAME:
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//
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// We might have skipped the old path because it is too big or
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// because it was a short name.
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// A later scan will pick up the file if appropriate.
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//
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break;
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default:
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ciDebugOut(( DEB_ERROR, "Unknown modification type 0x%X\n",
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pNotify->Change() ));
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Win4Assert( !"Unknown modification type" );
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break;
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}
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}
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}
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CATCH( CException, e )
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{
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ciDebugOut(( DEB_ERROR,
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"CCiSyncProcessNotify::DoIt - Error 0x%X while processing changes\n",
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e.GetErrorCode() ));
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status = e.GetErrorCode();
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}
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END_CATCH
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if ( !_fAbort )
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{
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if ( STATUS_SUCCESS == status )
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{
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_cicat.IncrementUpdateCount( _nUpdates );
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}
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else
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{
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_cicat.HandleError( status );
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}
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}
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CCiSyncProcessNotify::IsShortName, private
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//
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// Returns: TRUE if current file is potentially a short (8.3) name for
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// a file with a long name.
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//
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// History: 06-Jan-98 KyleP Created
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//
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//----------------------------------------------------------------------------
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BOOL CCiSyncProcessNotify::IsShortName()
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{
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//
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// First, see if this is possibly a short name (has ~ in final component).
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//
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BOOL fTwiddle = FALSE;
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unsigned ccFN = 0;
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unsigned cDot = 0;
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const WCHAR * const pwcsFullPath = _lowerFunnyPath.GetActualPath();
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for ( int i = _rootLen + _relativePathLen; i >= 0 && ccFN < 13; i-- )
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{
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//
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// Note: Ed Lau tested to confirm that we don't have to all ~ at the beginning
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//
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if ( pwcsFullPath[i] == L'~' && pwcsFullPath[i-1] != L'\\' )
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fTwiddle = TRUE;
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else if ( pwcsFullPath[i] == L'.' )
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{
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// max extension length is 3
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// valid short names don't start with '.' (except . and ..)
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if ( ccFN > 3 || pwcsFullPath[i-1] == L'\\' )
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return FALSE;
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cDot++;
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}
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else if ( pwcsFullPath[i] == L'\\' )
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break;
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ccFN++;
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}
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if (fTwiddle)
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{
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// short names can't have more than 1 '.'
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// max filename size if no extension is 8
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if (cDot >= 2 || cDot == 0 && ccFN > 8)
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return FALSE;
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// check for min (e.g., EXT~1 for .ext) and max lengths
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if (ccFN >= 5 && ccFN <= 12)
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return TRUE;
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}
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return FALSE;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CCiSyncProcessNotify::ConvertToLongName, private
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//
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// Synopsis: Converts current filename from a short name to a long name.
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//
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// Returns: TRUE if conversion was successful.
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//
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// History: 06-Jan-98 KyleP Created
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//
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//----------------------------------------------------------------------------
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BOOL CCiSyncProcessNotify::ConvertToLongName()
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{
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return _lowerFunnyPath.ConvertToLongName();
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CCiSyncProcessNotify::RescanCurrentPath, private
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//
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// Synopsis: Rescans directory
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//
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// History: 06-Jan-98 KyleP Created
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//
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//----------------------------------------------------------------------------
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void CCiSyncProcessNotify::RescanCurrentPath()
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{
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//
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// Rescan whole directory.
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//
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WCHAR wcTemp;
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WCHAR * pwcsFullPath = (WCHAR*)_lowerFunnyPath.GetActualPath();
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for ( int i = _rootLen + _relativePathLen; i >= 0; i-- )
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{
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if ( pwcsFullPath[i] == L'\\' )
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{
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i++;
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wcTemp = pwcsFullPath[i];
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pwcsFullPath[i] = 0;
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break;
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}
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}
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_cicat.ReScanPath( pwcsFullPath, // Path
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TRUE ); // Delayed
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pwcsFullPath[i] = wcTemp;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CCiSyncProcessNotify::Report8Dot3Delete, private
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//
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// Synopsis: Writes event log message identifying slow rescan due to
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// short filename delete.
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//
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// History: 06-Jan-98 KyleP Created
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//
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//----------------------------------------------------------------------------
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void CCiSyncProcessNotify::Report8Dot3Delete()
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{
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TRY
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{
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CEventLog eventLog( NULL, wcsCiEventSource );
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CEventItem item( EVENTLOG_WARNING_TYPE,
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CI_SERVICE_CATEGORY,
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MSG_CI_DELETE_8DOT3_NAME,
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1 );
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item.AddArg( _lowerFunnyPath.GetActualPath() );
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eventLog.ReportEvent( item );
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}
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CATCH( CException, e )
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{
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ciDebugOut(( DEB_ERROR,
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"Exception 0x%X while writing to event log\n",
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e.GetErrorCode() ));
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}
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END_CATCH
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}
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//+---------------------------------------------------------------------------
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//
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// Member: ~ctor of CCiAsyncProcessNotify
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//
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// Synopsis: Primes the changequeue member with the given data.
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//
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// Arguments: [cicat] -
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// [pbChanges] - Pointer to the list of changes.
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// [cbChanges] - Number of bytes in pbChanges.
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// [wcsRoot] - Root of the scope for changes.
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//
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// History: 2-28-96 srikants Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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CCiAsyncProcessNotify::CCiAsyncProcessNotify( CWorkManager & workMan,
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CiCat & cicat,
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CCiScanMgr & scanMgr,
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XArray<BYTE> & xChanges,
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WCHAR const * wcsRoot )
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: CFwAsyncWorkItem( workMan, TheFrameworkClientWorkQueue),
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_changes( cicat,
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scanMgr,
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xChanges.GetPointer(),
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wcsRoot ,
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_fAbort )
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{
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_pbChanges = xChanges.Acquire();
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CCiAsyncProcessNotify::DoIt
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//
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// Synopsis: Processes the changes in the change buffer.
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//
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// Arguments: [pThread] -- Thread actually completing request.
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//
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// History: 2-26-96 srikants Created
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//
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//----------------------------------------------------------------------------
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void CCiAsyncProcessNotify::DoIt( CWorkThread * pThread )
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{
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// ====================================
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{
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CLock lock(_mutex);
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_fOnWorkQueue = FALSE;
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|
}
|
|
// ====================================
|
|
|
|
// --------------------------------------------------------
|
|
AddRef();
|
|
|
|
_changes.DoIt();
|
|
|
|
Done();
|
|
Release();
|
|
// --------------------------------------------------------
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CIISVRootAsyncNotify::DoIt
|
|
//
|
|
// Synopsis: Process IIS VRoot change notification.
|
|
//
|
|
// Arguments: [pThread] -
|
|
//
|
|
// History: 4-11-96 srikants Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void CIISVRootAsyncNotify::DoIt( CWorkThread * pThread )
|
|
{
|
|
// ====================================
|
|
{
|
|
CLock lock(_mutex);
|
|
_fOnWorkQueue = FALSE;
|
|
}
|
|
// ====================================
|
|
|
|
// --------------------------------------------------------
|
|
AddRef();
|
|
|
|
ciDebugOut(( DEB_WARN, "Processing IIS vroot change...\n" ));
|
|
|
|
_cicat.SynchWithIIS();
|
|
|
|
Done();
|
|
Release();
|
|
// --------------------------------------------------------
|
|
}
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CRegistryScopesAsyncNotify::DoIt
|
|
//
|
|
// Synopsis: Process registry scopes registry change notification.
|
|
//
|
|
// Arguments: [pThread] -
|
|
//
|
|
// History: 4-11-96 srikants Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void CRegistryScopesAsyncNotify::DoIt( CWorkThread * pThread )
|
|
{
|
|
// ====================================
|
|
{
|
|
CLock lock(_mutex);
|
|
_fOnWorkQueue = FALSE;
|
|
}
|
|
// ====================================
|
|
|
|
// --------------------------------------------------------
|
|
AddRef();
|
|
|
|
ciDebugOut(( DEB_WARN, "Processing registry scopes change...\n" ));
|
|
|
|
_cicat.SynchWithRegistryScopes();
|
|
|
|
Done();
|
|
Release();
|
|
// --------------------------------------------------------
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Member: CStartFilterDaemon::DoIt
|
|
//
|
|
// Synopsis: Starts the filter daemon process.
|
|
//
|
|
// Arguments: [pThread] - A worker thread pointer.
|
|
//
|
|
// History: 12-23-96 srikants Created
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void CStartFilterDaemon::DoIt( CWorkThread * pThread )
|
|
{
|
|
// ====================================
|
|
{
|
|
CLock lock(_mutex);
|
|
_fOnWorkQueue = FALSE;
|
|
}
|
|
// ====================================
|
|
|
|
// --------------------------------------------------------
|
|
AddRef();
|
|
|
|
_docStore._StartFiltering();
|
|
|
|
Done();
|
|
Release();
|
|
// --------------------------------------------------------
|
|
}
|
|
|