CCommandSet CMirDiskUIHandler::GetCommandSet(CDiskObjectPtr obj) const
{
ATLASSERT( dynamic_cast<const CMirDiskObject*>(obj.get()) != NULL );
CCommandSet setCommand;
BOOL bCanWrite;
CMirDiskObjectPtr mirDisk =
boost::dynamic_pointer_cast<CMirDiskObject>(obj);
bCanWrite = mirDisk->GetAccessMask() & GENERIC_WRITE;
setCommand.push_back( CCommand( IDM_TOOL_UNBIND, bCanWrite ) );
if(NMT_MIRROR == mirDisk->GetNDASMediaType())
{
// migrate : mirror -> RAID 1
setCommand.push_back( CCommand( IDM_TOOL_MIGRATE,
!mirDisk->IsBroken() && mirDisk->HasWriteAccess()));
}
else
{
// do not check IsDirty here (cause it takes some time)
setCommand.push_back( CCommand( IDM_TOOL_SYNCHRONIZE,
/* bCanWrite && */ mirDisk->IsDirty() && !mirDisk->IsBroken() && mirDisk->HasWriteAccess()));
}
return setCommand;
}
BOOL CDiskObjectComposite::HasWriteAccess()
{
UINT32 iMediaType = NMT_INVALID;
// return the first NDAS Media type of unit disk which is not NMT_INVALID
const_iterator itr;
for ( itr = begin(); itr != end(); ++itr )
{
if(::IsEmptyDisk(*itr))
return FALSE;
if(!(*itr)->IsUnitDisk())
{
CMirDiskObjectPtr mirDisk =
boost::dynamic_pointer_cast<CMirDiskObject>(*itr);
if(mirDisk)
{
if(!mirDisk->HasWriteAccess())
return FALSE;
}
else
{
return FALSE;
}
}
// if(2 != (*itr)->GetDiskCount())
// return FALSE;
CUnitDiskObjectPtr unitDisk =
boost::dynamic_pointer_cast<CUnitDiskObject>(*itr);
if(!(unitDisk->GetAccessMask() & GENERIC_WRITE))
return FALSE;
}
return TRUE;
}
CCommandSet CUnitDiskUIHandler::GetCommandSet(CDiskObjectPtr obj) const
{
ATLASSERT( dynamic_cast<CUnitDiskObject*>(obj.get()) != NULL);
CCommandSet setCommand;
CUnitDiskObjectPtr unitDisk =
boost::dynamic_pointer_cast<CUnitDiskObject>(obj);
CUnitDiskInfoHandlerPtr handler = unitDisk->GetInfoHandler();
BOOL bCanWrite;
if ( handler->IsBound() )
{
CDiskObjectPtr aggrRoot = unitDisk->GetParent();
if ( aggrRoot->IsRoot() )
{
// This can occur when the tree is updated just after
// the disk is bound.
// This additional if code prevents error.
setCommand.push_back( CCommand(IDM_TOOL_UNBIND) );
}
else
{
while ( !aggrRoot->GetParent()->IsRoot() )
aggrRoot = aggrRoot->GetParent();
// To Unbind, we should have write privilege to all the disks in bind
setCommand.push_back( CCommand(IDM_TOOL_UNBIND,
aggrRoot->GetAccessMask() & GENERIC_WRITE) );
}
}
else
{
bCanWrite = unitDisk->GetAccessMask() & GENERIC_WRITE;
setCommand.push_back( CCommand(IDM_TOOL_ADDMIRROR, bCanWrite) );
}
if ( handler->IsMirrored() )
{
CMirDiskObjectPtr parent =
boost::dynamic_pointer_cast<CMirDiskObject>(unitDisk->GetParent());
if ( parent.get() != NULL )
{
// To synchronize, we have write privilege to the two disks in mirroring
setCommand.push_back( CCommand(IDM_TOOL_SYNCHRONIZE,
(parent->GetAccessMask() & GENERIC_WRITE) &&
parent->IsDirty() && !parent->IsBroken() &&
parent->HasWriteAccess()
)
);
}
CDiskObjectPtr aggrRoot = unitDisk->GetParent();
if ( aggrRoot->IsRoot() )
{
// This can occur when the tree is updated just after
// the disk is bound.
// This additional if code prevents error.
setCommand.push_back( CCommand(IDM_TOOL_UNBIND) );
}
else
{
while ( !aggrRoot->GetParent()->IsRoot() )
aggrRoot = aggrRoot->GetParent();
}
}
else if(NMT_RAID4 == handler->GetNDASMediaType())
{
CRAID4DiskObjectPtr parent =
boost::dynamic_pointer_cast<CRAID4DiskObject>(unitDisk->GetParent());
if ( parent.get() != NULL )
{
// To synchronize, we have write privilege to the two disks in mirroring
setCommand.push_back( CCommand(IDM_TOOL_SYNCHRONIZE,
(parent->GetAccessMask() & GENERIC_WRITE)
&& parent->IsDirty() && !parent->IsBroken()
)
);
}
}
if(unitDisk->IsUnitDisk())
{
setCommand.push_back( CCommand(IDM_TOOL_SINGLE) );
}
return setCommand;
}