Leaked source code of windows server 2003
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//***************************************************************************
//
// HOSTPAGE.CPP
//
// Module: NLB Manager
//
// Purpose: Implements HostPage, which is a dialog for host-specific
// properties
//
// Copyright (c)2001-2002 Microsoft Corporation, All Rights Reserved
//
// History:
//
// 07/30/01 JosephJ Created
//
//***************************************************************************
#include "precomp.h"
#pragma hdrstop
#include "private.h"
#include "HostPage.h"
#include "HostPage.tmh"
using namespace std;
BEGIN_MESSAGE_MAP( HostPage, CPropertyPage )
ON_EN_SETFOCUS( IDC_EDIT_DED_IP, OnGainFocusDedicatedIP )
ON_EN_SETFOCUS( IDC_EDIT_DED_MASK, OnGainFocusDedicatedMask )
ON_WM_HELPINFO()
ON_WM_CONTEXTMENU()
END_MESSAGE_MAP()
HostPage::HostPage(
CPropertySheet *psh,
NLB_EXTENDED_CLUSTER_CONFIGURATION *pNlbCfg,
ENGINEHANDLE ehCluster OPTIONAL,
const ENGINEHANDLE *pehInterface OPTIONAL
)
:
m_pshOwner( psh),
m_pNlbCfg( pNlbCfg ),
CPropertyPage( HostPage::IDD ),
m_clusterData(NULL),
m_ehCluster(ehCluster),
m_pehInterface(pehInterface),
m_fSaved(FALSE)
{
TRACE_INFO("%!FUNC! ->");
//
// Note: the following gEngine.GetAvailableXXX APIs can deal with
// the fact that ehCluster may be NULL -- in which case they
// setup the out params to be all-available.
//
m_AvailableHostPriorities = gEngine.GetAvailableHostPriorities(
ehCluster);
mfn_LoadFromNlbCfg();
TRACE_INFO("%!FUNC! <-");
}
void
HostPage::mfn_LoadFromNlbCfg(void)
{
TRACE_INFO("%!FUNC! ->");
DWORD HostId = 0;
_bstr_t bstrDedIp = (LPCWSTR) m_pNlbCfg->NlbParams.ded_ip_addr;
_bstr_t bstrDedMask = (LPCWSTR) m_pNlbCfg->NlbParams.ded_net_mask;
BOOL fPersistSuspendedState = m_pNlbCfg->NlbParams.persisted_states
& CVY_PERSIST_STATE_SUSPENDED;
DWORD preferredInitialHostState = m_pNlbCfg->NlbParams.cluster_mode;
// fill in priority.
wchar_t buf[Common::BUF_SIZE];
ULONG availHostIds = m_AvailableHostPriorities;
ENGINEHANDLE ehInterface = NULL;
HostId = m_pNlbCfg->NlbParams.host_priority;
TRACE_CRIT("%!FUNC! HostId=%lu", HostId);
if (HostId>0 && HostId<=32)
{
availHostIds |= (((ULONG)1)<<(HostId-1));
}
// Delete any current entries in the priorities combobox
{
int iLeft;
do
{
iLeft = priority.DeleteString(0);
} while(iLeft != 0 && iLeft != CB_ERR);
}
for(ULONG u=0; u<32; u++)
{
if (availHostIds & (((ULONG)1)<<u))
{
StringCbPrintf(buf, sizeof(buf), L"%d", (u+1));
priority.AddString( buf );
if (HostId == 0)
{
HostId = u+1; // let's pick the first available one.
}
}
}
// set selection to present hostid
StringCbPrintf( buf, sizeof(buf), L"%d", HostId );
priority.SelectString( -1, buf );
// set persist suspend
persistSuspend.SetCheck(fPersistSuspendedState);
// set initial host state
{
int itemNum = 0;
/* Delete all items currently in the combobox first. */
do {
itemNum = initialState.DeleteString(0);
} while (itemNum != 0 && itemNum != CB_ERR);
itemNum = initialState.AddString(GETRESOURCEIDSTRING(IDS_HOST_STATE_STARTED));
initialState.SetItemData(itemNum, (DWORD)CVY_HOST_STATE_STARTED);
if (preferredInitialHostState == CVY_HOST_STATE_STARTED)
initialState.SetCurSel(itemNum);
itemNum = initialState.AddString(GETRESOURCEIDSTRING(IDS_HOST_STATE_STOPPED));
initialState.SetItemData(itemNum, (DWORD)CVY_HOST_STATE_STOPPED);
if (preferredInitialHostState == CVY_HOST_STATE_STOPPED)
initialState.SetCurSel(itemNum);
itemNum = initialState.AddString(GETRESOURCEIDSTRING(IDS_HOST_STATE_SUSPENDED));
initialState.SetItemData(itemNum, (DWORD)CVY_HOST_STATE_SUSPENDED);
if (preferredInitialHostState == CVY_HOST_STATE_SUSPENDED)
initialState.SetCurSel(itemNum);
}
// fill in host ip
CommonUtils::fillCIPAddressCtrlString(
ipAddress,
bstrDedIp );
// set host mask.
CommonUtils::fillCIPAddressCtrlString(
subnetMask,
bstrDedMask );
//
// Initialize the caption and discription based on the type of
// dialog.
//
{
CWnd *pItem = GetDlgItem(IDC_NIC_FRIENDLY);
LPWSTR szFriendlyName = NULL;
m_pNlbCfg->GetFriendlyName(&szFriendlyName);
if (pItem != NULL && szFriendlyName != NULL)
{
pItem->SetWindowText(szFriendlyName);
}
delete szFriendlyName;
}
TRACE_INFO("%!FUNC! <-");
}
void
HostPage::DoDataExchange( CDataExchange* pDX )
{
DDX_Control( pDX, IDC_EDIT_PRI, priority );
DDX_Control( pDX, IDC_CHECK_PERSIST_SUSPEND, persistSuspend );
DDX_Control( pDX, IDC_COMBOBOX_DEFAULT_STATE, initialState );
DDX_Control( pDX, IDC_EDIT_DED_IP, ipAddress );
DDX_Control( pDX, IDC_EDIT_DED_MASK, subnetMask );
}
BOOL
HostPage::OnInitDialog()
{
TRACE_INFO("%!FUNC! ->");
CPropertyPage::OnInitDialog();
mfn_LoadFromNlbCfg();
TRACE_INFO("%!FUNC! <-");
return TRUE;
}
void
HostPage::OnOK()
{
CPropertyPage::OnOK();
TRACE_INFO("%!FUNC! ->");
//
// Save the configuration to the NLB configuration structure
// that was passed in the constructor of this dialog.
//
mfn_SaveToNlbCfg();
TRACE_INFO("%!FUNC! <-");
}
BOOL
HostPage::mfn_ValidateDip(LPCWSTR szDip)
//
// If connection-IP is on this NIC:
// MUST be the DIP (DIP can't be blank).
// Else if dip is blank:
// return TRUE;
// Else // dip not blank
// It must not be used anywhere else -- i.e., be part of a
// cluster IP, or bound to any other interface known to NLB Manager.
//
//
// On errr, bring up appropriate MsgBox and return FALSE.
// Else return TRUE.
//
{
ENGINEHANDLE ehIF = NULL;
BOOL fRet = FALSE;
NLBERROR nerr;
if (m_pehInterface != NULL)
{
ehIF = *m_pehInterface;
}
if (ehIF == NULL)
{
ASSERT(FALSE);
goto end;
}
//
// Check if this interface is the connection-interface and if so
// what is the connection IP.
//
{
UINT uConnectionIp = 0;
ENGINEHANDLE ehHost = NULL;
ENGINEHANDLE ehCluster = NULL;
ENGINEHANDLE ehConnectionIF = NULL;
_bstr_t bstrFriendlyName;
_bstr_t bstrDisplayName;
_bstr_t bstrHostName;
_bstr_t bstrConnectionString;
nerr = gEngine.GetInterfaceIdentification(
ehIF,
REF ehHost,
REF ehCluster,
REF bstrFriendlyName,
REF bstrDisplayName,
REF bstrHostName
);
if (NLBFAILED(nerr))
{
fRet = TRUE;
goto end;
}
nerr = gEngine.GetHostConnectionInformation(
ehHost,
REF ehConnectionIF,
REF bstrConnectionString,
REF uConnectionIp
);
if (NLBFAILED(nerr))
{
TRACE_CRIT(L"%!FUNC! gEngine.GetHostConnectionInformation fails!");
//
// We'll plow on...
//
ehConnectionIF = NULL;
uConnectionIp = 0;
}
if (ehConnectionIF == ehIF && uConnectionIp != 0)
{
//
// The connection interface IS the current interface --
// so dedicated IP MUST match the connection IP!
//
WBEMSTATUS wStat;
UINT uDipIp = 0;
wStat = CfgUtilsValidateNetworkAddress(
szDip,
&uDipIp,
NULL, // puSubnetMask
NULL // puDefaultSubnetMask
);
if (!FAILED(wStat))
{
if (uDipIp != uConnectionIp)
{
MessageBox( GETRESOURCEIDSTRING( IDS_CANT_CHANGE_DIP_MSG ),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK );
fRet = FALSE;
goto end;
}
}
fRet = TRUE;
goto end;
}
}
//
// If Dip is blank, we're done
//
if (*szDip == 0 || !_wcsicmp(szDip, L"0.0.0.0"))
{
fRet = TRUE;
goto end;
}
//
// Check that DIP is not used elsewhere
//
{
ENGINEHANDLE ehTmp = NULL;
BOOL fIsNew = FALSE;
CLocalLogger logConflict;
nerr = gEngine.ValidateNewDedicatedIp(
ehIF,
szDip,
REF logConflict
);
if (nerr == NLBERR_INVALID_IP_ADDRESS_SPECIFICATION)
{
CLocalLogger logMsg;
logMsg.Log(
IDS_NEW_DIP_CONFLICTS_WITH_XXX,
logConflict.GetStringSafe()
);
MessageBox(
logMsg.GetStringSafe(),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK
);
fRet = FALSE;
goto end;
}
}
fRet = TRUE;
end:
return fRet;
}
BOOL
HostPage::OnSetActive()
{
BOOL fRet;
TRACE_INFO("%!FUNC! ->");
fRet = CPropertyPage::OnSetActive();
if (fRet)
{
mfn_LoadFromNlbCfg();
m_pshOwner->SetWizardButtons(
PSWIZB_BACK|
// PSWIZB_NEXT|
PSWIZB_FINISH|
// PSWIZB_DISABLEDFINISH|
0
);
}
TRACE_INFO("%!FUNC! <- returns %lu", fRet);
return fRet;
}
BOOL
HostPage::OnKillActive()
{
BOOL fRet;
TRACE_INFO("%!FUNC! ->");
fRet = mfn_ValidateData();
if (!fRet)
{
CPropertyPage::OnCancel();
}
else
{
mfn_SaveToNlbCfg();
fRet = CPropertyPage::OnKillActive();
}
TRACE_INFO("%!FUNC! <- returns %lu", fRet);
return fRet;
}
BOOL HostPage::OnWizardFinish( )
/*
Overwridden virtual function. OnWizardFinish is ONLY called if
this is the last page in the wizard. So if you need to save stuff
on OnKillActive.
*/
{
BOOL fRet;
TRACE_INFO("%!FUNC! ->");
fRet = CPropertyPage::OnWizardFinish();
if (fRet)
{
fRet = mfn_ValidateData();
if (fRet)
{
//
// Save the configuration to the NLB configuration structure
// that was passed in the constructor of this dialog.
//
mfn_SaveToNlbCfg();
}
}
TRACE_INFO("%!FUNC! <- returns %lu", fRet);
return fRet;
}
BOOL
HostPage::mfn_ValidateData()
{
DWORD HostId = 0;
_bstr_t bstrDedIp;
_bstr_t bstrDedMask;
BOOL fPersistSuspendedState = false;
BOOL fRet = false;
wchar_t buf[Common::BUF_SIZE];
TRACE_INFO("%!FUNC! ->");
// fill in priority.
{
int selectedPriorityIndex = priority.GetCurSel();
priority.GetLBText( selectedPriorityIndex, buf );
HostId = _wtoi( buf );
}
bstrDedIp =
CommonUtils::getCIPAddressCtrlString( ipAddress );
bstrDedMask =
CommonUtils::getCIPAddressCtrlString( subnetMask );
fPersistSuspendedState = persistSuspend.GetCheck() ? true : false;
// ip is blank
// subnet is blank
// valid
if( ( !_wcsicmp((LPCWSTR)bstrDedIp, L"0.0.0.0") )
&&
( !_wcsicmp((LPCWSTR)bstrDedMask, L"0.0.0.0") )
)
{
// both ip and subnet can be blank or 0.0.0.0 in host page. both but not
// either.
//
// this is empty, we just need to catch this case.
}
else if (!_wcsicmp((LPCWSTR)bstrDedIp, L"0.0.0.0"))
{
// if only ip is blank or 0.0.0.0 then this is not allowed
MessageBox( GETRESOURCEIDSTRING( IDS_PARM_DED_IP_BLANK ),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK );
goto end;
}
else
{
// check if ip is valid.
bool isIPValid = MIPAddress::checkIfValid(bstrDedIp );
if( isIPValid != true )
{
MessageBox( GETRESOURCEIDSTRING( IDS_PARM_INVAL_DED_IP ),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK );
goto end;
}
// check if subnet is 0.0.0.0
// if so ask user if he wants us to fill it or not.
if (!_wcsicmp((LPCWSTR)bstrDedMask, L"0.0.0.0") )
{
MessageBox( GETRESOURCEIDSTRING( IDS_PARM_DED_NM_BLANK ),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK );
MIPAddress::getDefaultSubnetMask( bstrDedIp,
bstrDedMask
);
CommonUtils::fillCIPAddressCtrlString( subnetMask,
bstrDedMask );
goto end;
}
// check if subnet is contiguous
bool isSubnetContiguous = MIPAddress::isContiguousSubnetMask( bstrDedMask );
if( isSubnetContiguous == false )
{
MessageBox( GETRESOURCEIDSTRING( IDS_PARM_INVAL_DED_MASK ),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK );
goto end;
}
// check if ip address and subnet mask are valid as a pair
bool isIPSubnetPairValid = MIPAddress::isValidIPAddressSubnetMaskPair( bstrDedIp,
bstrDedMask );
if( isIPSubnetPairValid == false )
{
MessageBox( GETRESOURCEIDSTRING( IDS_PARM_INVAL_DED_IP ),
GETRESOURCEIDSTRING( IDS_PARM_ERROR ),
MB_ICONSTOP | MB_OK );
goto end;
}
}
fRet = mfn_ValidateDip((LPCWSTR)bstrDedIp);
if (!fRet)
{
//
// We'll push the original dip and subnet values back to the UI
//
CommonUtils::fillCIPAddressCtrlString(
ipAddress,
m_pNlbCfg->NlbParams.ded_ip_addr
);
CommonUtils::fillCIPAddressCtrlString(
subnetMask,
m_pNlbCfg->NlbParams.ded_net_mask
);
}
end:
TRACE_INFO("%!FUNC! <- returns %lu", fRet);
return fRet;
}
VOID
HostPage::mfn_SaveToNlbCfg(void)
//
// Actually save stuff to nlbcfg.
//
{
DWORD HostId = 0;
_bstr_t bstrDedIp;
_bstr_t bstrDedMask;
BOOL fPersistSuspendedState = false;
BOOL fRet = FALSE;
DWORD preferredInitialHostState = 0;
wchar_t buf[Common::BUF_SIZE];
int itemNum = 0;
TRACE_INFO("%!FUNC! ->");
// fill in priority.
int selectedPriorityIndex = priority.GetCurSel();
priority.GetLBText( selectedPriorityIndex, buf );
HostId = _wtoi( buf );
bstrDedIp =
CommonUtils::getCIPAddressCtrlString( ipAddress );
bstrDedMask =
CommonUtils::getCIPAddressCtrlString( subnetMask );
fPersistSuspendedState = persistSuspend.GetCheck() ? true : false;
itemNum = initialState.GetCurSel();
preferredInitialHostState = initialState.GetItemData(itemNum);
m_pNlbCfg->NlbParams.host_priority = HostId;
ARRAYSTRCPY(m_pNlbCfg->NlbParams.ded_ip_addr, (LPCWSTR) bstrDedIp);
ARRAYSTRCPY(m_pNlbCfg->NlbParams.ded_net_mask, (LPCWSTR) bstrDedMask);
if (fPersistSuspendedState)
m_pNlbCfg->NlbParams.persisted_states |= CVY_PERSIST_STATE_SUSPENDED;
else
m_pNlbCfg->NlbParams.persisted_states &= ~CVY_PERSIST_STATE_SUSPENDED;
m_pNlbCfg->NlbParams.cluster_mode = preferredInitialHostState;
m_fSaved = TRUE;
TRACE_INFO("%!FUNC! <-");
return;
}
void
HostPage::OnSelectedNicChanged()
{
}
BOOL
HostPage::OnHelpInfo (HELPINFO* helpInfo )
{
if( helpInfo->iContextType == HELPINFO_WINDOW )
{
::WinHelp( static_cast<HWND> ( helpInfo->hItemHandle ), CVY_CTXT_HELP_FILE, HELP_WM_HELP, (ULONG_PTR ) g_aHelpIDs_IDD_HOST_PAGE);
}
return TRUE;
}
void
HostPage::OnContextMenu( CWnd* pWnd, CPoint point )
{
::WinHelp( m_hWnd, CVY_CTXT_HELP_FILE, HELP_CONTEXTMENU, (ULONG_PTR ) g_aHelpIDs_IDD_HOST_PAGE);
}
void
HostPage::OnGainFocusDedicatedIP()
{
}
void
HostPage::OnGainFocusDedicatedMask()
{
// if dedicated ip is valid
// and subnet mask is blank, then generate
// the default subnet mask.
_bstr_t ipAddressString = CommonUtils::getCIPAddressCtrlString( ipAddress );
if( ( MIPAddress::checkIfValid( ipAddressString ) == true )
&&
( subnetMask.IsBlank() == TRUE )
)
{
_bstr_t subnetMaskString;
MIPAddress::getDefaultSubnetMask( ipAddressString,
subnetMaskString );
CommonUtils::fillCIPAddressCtrlString( subnetMask,
subnetMaskString );
}
}