Source code of Windows XP (NT5)
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680 lines
19 KiB

/*++
Copyright (c) 1994-2001 Microsoft Corporation
Module Name :
cacheopt.cpp
Abstract:
ASP Cache options page
Author:
Sergei Antonov (sergeia)
Project:
Internet Services Manager
Revision History:
--*/
#include "stdafx.h"
#include <aclapi.h>
#include "CacheOpt.h"
#define TOTAL_CACHE_DEFAULT 1000
#define IIS5_CACHE_DEFAULT 250
LRESULT
CCacheOptPage::OnInitDialog(HWND hDlg, LPARAM lParam)
{
if (NULL == m_pData)
{
ASSERT(FALSE);
::EndDialog(hDlg, 0);
return -1;
}
m_bInitDone = FALSE;
// Set defaults for disabled controls
if (m_pData->m_NoCache)
{
m_pData->m_TotalCacheSize = TOTAL_CACHE_DEFAULT;
m_pData->m_LimCacheInMemorySize = 250;
m_pData->m_UnlimCacheInMemorySize = 250;
}
else if (m_pData->m_UnlimCache)
{
m_pData->m_TotalCacheSize = TOTAL_CACHE_DEFAULT;
m_pData->m_LimCacheInMemorySize = 250;
}
else if (m_pData->m_LimCache)
{
m_pData->m_UnlimCacheInMemorySize = 250;
}
DoDataExchange();
m_FileChooser.Init(this, m_pData->IsLocal() ? FC_DIRECTORY_ONLY | FC_FORWRITE : 0,
IDC_CACHE_PATH, IDC_BROWSE);
CString title;
if (title.LoadString(_Module.GetResourceInstance(), IDS_SELECT_CACHE_PATH))
m_FileChooser.SetDialogTitle(title);
m_FileChooser.SetPath(m_pData->m_DiskCacheDir);
::EnableWindow(GetDlgItem(IDC_BROWSE), m_pData->IsLocal());
UDACCEL toAcc[3] = {{1, 1}, {3, 5}, {6, 10}};
m_eng_cache.SetRange32(SCRIPT_ENG_MIN, SCRIPT_ENG_MAX);
m_eng_cache.SetPos32(m_pData->m_ScriptEngCacheMax);
m_eng_cache.SetAccel(3, toAcc);
m_cache_size.SetRange32(CACHE_SIZE_MIN, CACHE_SIZE_MAX);
m_cache_size.SetPos32(m_pData->m_TotalCacheSize);
m_cache_size.SetAccel(3, toAcc);
m_inmem_unlim.SetRange32(0, m_pData->m_TotalCacheSize);
m_inmem_unlim.SetPos32(m_pData->m_UnlimCacheInMemorySize);
m_inmem_unlim.SetAccel(3, toAcc);
m_inmem_lim.SetRange32(0, m_pData->m_TotalCacheSize);
m_inmem_lim.SetPos32(m_pData->m_LimCacheInMemorySize);
m_inmem_lim.SetAccel(3, toAcc);
UINT id = IDC_UNLIMITED_CACHE;
if (m_pData->m_NoCache)
id = IDC_NO_CACHE;
else if (m_pData->m_LimCache)
id = IDC_LIMITED_CACHE;
OnCacheSwitch(0, id, NULL);
AdjustTracker();
DoDataExchange();
m_bInitDone = TRUE;
return FALSE;
};
BOOL
CCacheOptPage::OnKillActive()
{
HRESULT hr = S_OK;
if (m_bInitDone)
{
if (!DoDataExchange(TRUE))
return FALSE;
hr = m_pData->Save();
if (m_pData->m_LimCache)
{
if (m_pData->m_LimCacheInMemorySize > m_pData->m_TotalCacheSize)
{
::SetFocus(GetDlgItem(IDC_INMEM_LIM_EDIT));
return FALSE;
}
}
CString buf;
DWORD rc;
if (FC_SUCCESS != (rc = m_FileChooser.GetFileName(buf)))
{
DWORD id;
if (rc == FC_TEXT_IS_INVALID)
{
id = ERROR_DIRECTORY;
}
else if (m_pData->IsLocal() && FC_FILE_DOES_NOT_EXIST == rc)
{
id = ERROR_PATH_NOT_FOUND;
}
CError err(id);
err.MessageBox(MB_OK);
::SetFocus(GetDlgItem(IDC_CACHE_PATH));
SendDlgItemMessage(IDC_CACHE_PATH, EM_SETSEL, 0, -1);
return FALSE;
}
if (m_pData->IsLocal())
{
TCHAR expanded[MAX_PATH];
ExpandEnvironmentStrings(buf, expanded, MAX_PATH);
buf = expanded;
DWORD attr = ::GetFileAttributes(buf);
if (-1 == (int)attr)
{
CError err(GetLastError());
err.MessageBox(MB_OK);
::SetFocus(GetDlgItem(IDC_CACHE_PATH));
SendDlgItemMessage(IDC_CACHE_PATH, EM_SETSEL, 0, -1);
return FALSE;
}
if ( (attr & FILE_ATTRIBUTE_READONLY) != 0
|| (attr & FILE_ATTRIBUTE_DIRECTORY) == 0
|| PathIsNetworkPath(buf)
)
{
CString cap, msg;
cap.LoadString(_Module.GetResourceInstance(), IDS_SHEET_TITLE);
msg.LoadString(_Module.GetResourceInstance(), IDS_READ_ONLY_DIRECTORY);
SendDlgItemMessage(IDC_CACHE_PATH, EM_SETSEL, 0, -1);
MessageBox(msg, cap);
::SetFocus(GetDlgItem(IDC_CACHE_PATH));
return FALSE;
}
}
#if 0
// Andy will do this during startup. It is impossible to do in remote case.
// Setup access permissions for the directory
CWaitCursor clock;
EXPLICIT_ACCESS ea[3];
PACL pNewDACL = NULL;
CString strWamIdentity;
SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;
// go get the IWAM account name from the metabase
CMetabasePath w3svc(TRUE, SZ_MBN_WEB);
CComAuthInfo auth(m_pData->m_ServerName,
m_pData->m_UserName, m_pData->m_UserPassword);
CMetaKey mk(&auth, w3svc, METADATA_PERMISSION_READ);
if (!mk.Succeeded() || FAILED(hr = mk.QueryValue(MD_WAM_USER_NAME, strWamIdentity)))
{
return FALSE;
}
ZeroMemory(ea, sizeof(EXPLICIT_ACCESSA) * 3);
ea[0].grfAccessPermissions = SYNCHRONIZE | GENERIC_ALL;
ea[0].grfAccessMode = GRANT_ACCESS;
ea[0].grfInheritance= SUB_CONTAINERS_AND_OBJECTS_INHERIT;
ea[0].Trustee.TrusteeForm = TRUSTEE_IS_SID;
ea[1].grfAccessPermissions = SYNCHRONIZE | GENERIC_ALL;
ea[1].grfAccessMode = GRANT_ACCESS;
ea[1].grfInheritance= SUB_CONTAINERS_AND_OBJECTS_INHERIT;
ea[1].Trustee.TrusteeForm = TRUSTEE_IS_NAME;
ea[1].Trustee.ptstrName = (LPTSTR)(LPCTSTR)strWamIdentity;
ea[2].grfAccessPermissions = SYNCHRONIZE | GENERIC_ALL;
ea[2].grfAccessMode = GRANT_ACCESS;
ea[2].grfInheritance= SUB_CONTAINERS_AND_OBJECTS_INHERIT;
ea[2].Trustee.TrusteeForm = TRUSTEE_IS_SID;
// build the new DACL with just these ACEs
if (!AllocateAndInitializeSid(&NtAuthority,
1,
SECURITY_LOCAL_SYSTEM_RID,
0,0,0,0,0,0,0,
(PSID *)(&ea[0].Trustee.ptstrName)))
hr = HRESULT_FROM_WIN32(GetLastError());
else if (!AllocateAndInitializeSid(&NtAuthority,
2, // 2 sub-authorities
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0,0,0,0,0,0,
(PSID *)(&ea[2].Trustee.ptstrName)))
hr = HRESULT_FROM_WIN32(GetLastError());
else if ((hr = SetEntriesInAcl(3, ea, NULL, &pNewDACL)) != ERROR_SUCCESS);
// set the ACL on the directory
else hr = SetNamedSecurityInfo((LPTSTR)(LPCTSTR)buf,
SE_FILE_OBJECT,
DACL_SECURITY_INFORMATION | PROTECTED_DACL_SECURITY_INFORMATION,
NULL,
NULL,
pNewDACL,
NULL);
if (pNewDACL)
LocalFree(pNewDACL);
if (ea[0].Trustee.ptstrName)
FreeSid(ea[0].Trustee.ptstrName);
if (ea[2].Trustee.ptstrName)
FreeSid(ea[2].Trustee.ptstrName);
#endif
if (SUCCEEDED(hr))
{
StrCpy(m_pData->m_DiskCacheDir, buf);
}
}
return SUCCEEDED(hr);
}
void
CCacheOptPage::OnCacheSwitch(UINT, UINT nID, HWND)
{
switch (nID)
{
case IDC_NO_CACHE:
m_pData->m_NoCache = TRUE;
m_pData->m_UnlimCache = FALSE;
m_pData->m_LimCache = FALSE;
break;
case IDC_UNLIMITED_CACHE:
m_pData->m_NoCache = FALSE;
m_pData->m_UnlimCache = TRUE;
m_pData->m_LimCache = FALSE;
break;
case IDC_LIMITED_CACHE:
// When cache is unlimited or disabled, total size is set to -1,
// reset it to reasonable default here
// if (m_pData->m_TotalCacheSize >= CACHE_UNLIM_MAX)
// {
{
// m_pData->m_TotalCacheSize =
// __max(m_pData->m_LimCacheInMemorySize, TOTAL_CACHE_DEFAULT);
// DoDataExchange(FALSE, IDC_CACHE_SIZE_EDIT);
// }
}
m_pData->m_NoCache = FALSE;
m_pData->m_UnlimCache = FALSE;
m_pData->m_LimCache = TRUE;
break;
}
m_NoCacheBtn.SetCheck(m_pData->m_NoCache);
m_UnlimCacheBtn.SetCheck(m_pData->m_UnlimCache);
m_LimCacheBtn.SetCheck(m_pData->m_LimCache);
m_inmem_unlim.EnableWindow(m_pData->m_UnlimCache);
::EnableWindow(GetDlgItem(IDC_INMEM_UNLIM_EDIT), m_pData->m_UnlimCache);
m_inmem_lim.EnableWindow(m_pData->m_LimCache);
::EnableWindow(GetDlgItem(IDC_INMEM_LIM_EDIT), m_pData->m_LimCache);
m_cache_size.EnableWindow(m_pData->m_LimCache);
::EnableWindow(GetDlgItem(IDC_CACHE_SIZE_EDIT), m_pData->m_LimCache);
m_cache_dist.EnableWindow(m_pData->m_LimCache);
SET_MODIFIED(TRUE);
}
void
CCacheOptPage::OnChangeCacheSize(UINT nCode, UINT nID, HWND)
{
if (::IsWindow(m_cache_dist.m_hWnd) && m_bInitDone)
{
// DoDataExchange(TRUE, IDC_CACHE_SIZE_EDIT);
// DoDataExchange(TRUE, IDC_INMEM_LIM_EDIT);
// DoDataExchange is not suitable here -- it will call OnDataExchange error internally
// and will immediately produce annoying popup
BOOL translated;
m_pData->m_TotalCacheSize = GetDlgItemInt(IDC_CACHE_SIZE_EDIT, &translated, FALSE);
m_pData->m_LimCacheInMemorySize = GetDlgItemInt(IDC_INMEM_LIM_EDIT, &translated, FALSE);
m_inmem_lim.SetRange32(0, m_pData->m_TotalCacheSize);
if (m_pData->m_LimCacheInMemorySize > m_pData->m_TotalCacheSize)
{
// If in-memory limit is currently higher than total, set it to total
m_pData->m_LimCacheInMemorySize = m_pData->m_TotalCacheSize;
DoDataExchange(FALSE, IDC_INMEM_LIM_EDIT);
m_inmem_lim.SetPos32(m_pData->m_LimCacheInMemorySize);
}
AdjustTracker();
// Here we could adjust in memory size to be less or equal to the total size,
// but I decided that it could be annoying: what if user deleted last zero
// in total size control, and in memory size turned to be larger than total size.
// We immediately will cut it to total, and to fix this mistake user will need
// to touch two places. It will be too bad.
SET_MODIFIED(TRUE);
}
}
void
CCacheOptPage::OnChangeInmemCacheSize(UINT nCode, UINT nID, HWND)
{
if (::IsWindow(m_cache_dist.m_hWnd) && m_bInitDone)
{
// DoDataExchange(TRUE, nID);
// DoDataExchange is not suitable here -- it will call OnDataExchange error internally
// and will immediately produce annoying popup
BOOL translated;
m_pData->m_LimCacheInMemorySize = GetDlgItemInt(IDC_INMEM_LIM_EDIT, &translated, FALSE);
AdjustTracker();
SET_MODIFIED(TRUE);
}
}
void
CCacheOptPage::OnTrackBarScroll(UINT nSBCode, UINT nPos, HWND hwnd)
{
BOOL bChange = FALSE;
int endval;
switch (nSBCode)
{
case SB_THUMBPOSITION:
if (nPos > m_pData->m_LimCacheInMemorySize)
{
m_pData->m_LimCacheInMemorySize = min(nPos, m_pData->m_TotalCacheSize);
}
else if (nPos < m_pData->m_LimCacheInMemorySize)
{
m_pData->m_LimCacheInMemorySize = max(nPos, 0);
}
else
{
m_pData->m_LimCacheInMemorySize = nPos;
}
bChange = TRUE;
break;
case SB_LINELEFT:
endval = m_pData->m_LimCacheInMemorySize - m_cache_dist.GetLineSize();
if (endval >= 0)
{
m_pData->m_LimCacheInMemorySize = endval;
bChange = TRUE;
}
else
{
bChange = m_pData->m_LimCacheInMemorySize != 0;
m_pData->m_LimCacheInMemorySize = 0;
}
break;
case SB_LINERIGHT:
endval = m_pData->m_LimCacheInMemorySize + m_cache_dist.GetLineSize();
if (endval <= m_pData->m_TotalCacheSize)
{
m_pData->m_LimCacheInMemorySize = endval;
bChange = TRUE;
}
else
{
bChange = m_pData->m_LimCacheInMemorySize != m_pData->m_TotalCacheSize;
m_pData->m_LimCacheInMemorySize = m_pData->m_TotalCacheSize;
}
break;
case SB_PAGELEFT:
endval = m_pData->m_LimCacheInMemorySize - m_cache_dist.GetPageSize();
if (endval >= 0)
{
m_pData->m_LimCacheInMemorySize = endval;
bChange = TRUE;
}
else
{
bChange = m_pData->m_LimCacheInMemorySize != 0;
m_pData->m_LimCacheInMemorySize = 0;
}
break;
case SB_PAGERIGHT:
endval = m_pData->m_LimCacheInMemorySize + m_cache_dist.GetPageSize();
if (endval <= m_pData->m_TotalCacheSize)
{
m_pData->m_LimCacheInMemorySize = endval;
bChange = TRUE;
}
else
{
bChange = m_pData->m_LimCacheInMemorySize != m_pData->m_TotalCacheSize;
m_pData->m_LimCacheInMemorySize = m_pData->m_TotalCacheSize;
}
break;
case SB_LEFT:
bChange = m_pData->m_LimCacheInMemorySize != 0;
m_pData->m_LimCacheInMemorySize = 0;
break;
case SB_RIGHT:
bChange = m_pData->m_LimCacheInMemorySize != m_pData->m_TotalCacheSize;
m_pData->m_LimCacheInMemorySize = m_pData->m_TotalCacheSize;
break;
case SB_THUMBTRACK:
case SB_ENDSCROLL:
break;
}
if (bChange)
{
DoDataExchange(FALSE, IDC_INMEM_LIM_EDIT);
SET_MODIFIED(TRUE);
}
}
void
CCacheOptPage::AdjustTracker()
{
if (::IsWindow(m_cache_dist.m_hWnd))
{
m_cache_dist.SetRange(0, m_pData->m_TotalCacheSize, TRUE);
m_cache_dist.SetPos(m_pData->m_LimCacheInMemorySize);
m_cache_dist.SetPageSize(m_pData->m_TotalCacheSize / 10);
m_cache_dist.SetLineSize(m_pData->m_TotalCacheSize / 25);
m_cache_dist.SetTicFreq(m_pData->m_TotalCacheSize / 25);
}
}
void
CCacheOptPage::OnChangePath(UINT nCode, UINT nID, HWND hWnd)
{
m_FileChooser.OnEditChange();
CString buf;
DWORD rc;
if (FC_SUCCESS != (rc = m_FileChooser.GetFileName(buf)))
{
::EnableWindow(m_pData->m_pSheet->GetDlgItem(IDOK), FALSE);
SET_MODIFIED(FALSE);
}
else
{
::EnableWindow(m_pData->m_pSheet->GetDlgItem(IDOK), TRUE);
OnChangeData(nCode, nID, hWnd);
}
}
void
CCacheOptPage::OnDataValidateError(UINT id, BOOL bSave,_XData& data)
{
if (bSave)
{
CString str, fmt, caption;
caption.LoadString(_Module.GetResourceInstance(), IDS_SHEET_TITLE);
switch (data.nDataType)
{
case ddxDataText:
break;
case ddxDataNull:
break;
case ddxDataInt:
fmt.LoadString(_Module.GetResourceInstance(), IDS_ERR_INT_RANGE);
str.Format(fmt, data.intData.nMin, data.intData.nMax);
break;
}
if (!str.IsEmpty())
{
MessageBox(str, caption, MB_OK | MB_ICONEXCLAMATION);
::SetFocus(GetDlgItem(id));
}
}
}
void
CCacheOptPage::OnDataExchangeError(UINT nCtrlID, BOOL bSave)
{
if (bSave)
{
CString str, fmt, caption;
int min, max;
caption.LoadString(_Module.GetResourceInstance(), IDS_SHEET_TITLE);
switch (nCtrlID)
{
case IDC_CACHE_SIZE_EDIT:
case IDC_INMEM_UNLIM_EDIT:
min = CACHE_SIZE_MIN;
max = CACHE_SIZE_MAX;
fmt.LoadString(_Module.GetResourceInstance(), IDS_ERR_INT_RANGE);
break;
case IDC_INMEM_LIM_EDIT:
min = CACHE_SIZE_MIN;
max = m_pData->m_TotalCacheSize;
fmt.LoadString(_Module.GetResourceInstance(), IDS_ERR_INT_RANGE);
break;
case IDC_ENGINES:
min = SCRIPT_ENG_MIN;
max = SCRIPT_ENG_MAX;
fmt.LoadString(_Module.GetResourceInstance(), IDS_ERR_INT_RANGE);
break;
default:
str.LoadString(_Module.GetResourceInstance(), IDS_ERR_INVALID_DATA);
break;
}
if (!fmt.IsEmpty())
{
str.Format(fmt, min, max);
}
MessageBox(str, caption, MB_OK | MB_ICONEXCLAMATION);
::SetFocus(GetDlgItem(nCtrlID));
}
}
void
CCacheOptPage::OnHelp()
{
WinHelp(m_pData->m_HelpPath, HELP_CONTEXT, CCacheOptPage::IDD + WINHELP_NUMBER_BASE);
}
////////////////////////////////////////////////////////////////////////////
LRESULT
CCacheOptPage_iis5::OnInitDialog(HWND hDlg, LPARAM lParam)
{
if (NULL == m_pData)
{
ASSERT(FALSE);
::EndDialog(hDlg, 0);
return -1;
}
m_bInitDone = FALSE;
DoDataExchange();
UDACCEL toAcc[3] = {{1, 1}, {3, 5}, {6, 10}};
m_eng_cache.SetRange32(SCRIPT_ENG_MIN, SCRIPT_ENG_MAX);
m_eng_cache.SetPos32(m_pData->m_ScriptEngCacheMax);
m_eng_cache.SetAccel(3, toAcc);
m_inmem_lim.SetRange32(CACHE_SIZE_MIN, CACHE_SIZE_MAX);
m_inmem_lim.SetPos32(m_pData->m_LimCacheInMemorySize);
m_inmem_lim.SetAccel(3, toAcc);
UINT id = IDC_UNLIMITED_CACHE;
if (m_pData->m_NoCache)
id = IDC_NO_CACHE;
else if (m_pData->m_LimCache)
id = IDC_LIMITED_CACHE;
OnCacheSwitch(0, id, NULL);
DoDataExchange();
m_bInitDone = TRUE;
return FALSE;
};
BOOL
CCacheOptPage_iis5::OnKillActive()
{
HRESULT hr = S_OK;
if (m_bInitDone)
{
if (!DoDataExchange(TRUE))
return FALSE;
hr = m_pData->Save();
}
return SUCCEEDED(hr);
}
void
CCacheOptPage_iis5::OnCacheSwitch(UINT, UINT nID, HWND)
{
switch (nID)
{
case IDC_NO_CACHE:
m_pData->m_NoCache = TRUE;
m_pData->m_UnlimCache = FALSE;
m_pData->m_LimCache = FALSE;
break;
case IDC_UNLIMITED_CACHE:
m_pData->m_NoCache = FALSE;
m_pData->m_UnlimCache = TRUE;
m_pData->m_LimCache = FALSE;
break;
case IDC_LIMITED_CACHE:
// When cache is unlimited or disabled, size is set to -1,
// reset it to reasonable default here
if (m_pData->m_LimCacheInMemorySize == -1)
{
m_pData->m_LimCacheInMemorySize = IIS5_CACHE_DEFAULT;
DoDataExchange(FALSE, IDC_CACHE_SIZE_EDIT);
}
m_pData->m_NoCache = FALSE;
m_pData->m_UnlimCache = FALSE;
m_pData->m_LimCache = TRUE;
break;
}
m_NoCacheBtn.SetCheck(m_pData->m_NoCache);
m_UnlimCacheBtn.SetCheck(m_pData->m_UnlimCache);
m_LimCacheBtn.SetCheck(m_pData->m_LimCache);
m_inmem_lim.EnableWindow(m_pData->m_LimCache);
::EnableWindow(GetDlgItem(IDC_CACHE_SIZE_EDIT), m_pData->m_LimCache);
SET_MODIFIED(TRUE);
}
void
CCacheOptPage_iis5::OnDataValidateError(UINT id, BOOL bSave,_XData& data)
{
if (bSave)
{
CString str, fmt, caption;
caption.LoadString(_Module.GetResourceInstance(), IDS_SHEET_TITLE);
switch (data.nDataType)
{
case ddxDataText:
break;
case ddxDataNull:
break;
case ddxDataInt:
fmt.LoadString(_Module.GetResourceInstance(), IDS_ERR_INT_RANGE);
str.Format(fmt, data.intData.nMin, data.intData.nMax);
break;
}
if (!str.IsEmpty())
{
MessageBox(str, caption, MB_OK | MB_ICONEXCLAMATION);
::SetFocus(GetDlgItem(id));
}
}
}
void
CCacheOptPage_iis5::OnDataExchangeError(UINT nCtrlID, BOOL bSave)
{
if (bSave)
{
CString str, fmt, caption;
int min, max;
caption.LoadString(_Module.GetResourceInstance(), IDS_SHEET_TITLE);
fmt.LoadString(_Module.GetResourceInstance(), IDS_ERR_INT_RANGE);
switch (nCtrlID)
{
case IDC_CACHE_SIZE_EDIT:
min = CACHE_SIZE_MIN;
max = CACHE_SIZE_MAX;
break;
case IDC_ENGINES:
min = SCRIPT_ENG_MIN;
max = SCRIPT_ENG_MAX;
break;
default:
break;
}
str.Format(fmt, min, max);
MessageBox(str, caption, MB_OK | MB_ICONEXCLAMATION);
::SetFocus(GetDlgItem(nCtrlID));
}
}
void
CCacheOptPage_iis5::OnHelp()
{
WinHelp(m_pData->m_HelpPath, HELP_CONTEXT, CCacheOptPage::IDD + WINHELP_NUMBER_BASE);
}