377 lines
15 KiB
C++
377 lines
15 KiB
C++
#ifndef __VROOT_H__
|
|
#define __VROOT_H__
|
|
|
|
#include <dbgtrace.h>
|
|
#include <iadmw.h>
|
|
#include <mddefw.h>
|
|
#include <tflist.h>
|
|
#include <rwnew.h>
|
|
#include <refptr2.h>
|
|
#include <listmacr.h>
|
|
|
|
#define MAX_VROOT_PATH MAX_PATH + 1
|
|
|
|
class CVRootTable;
|
|
|
|
#define VROOT_GOOD_SIG 'TOOR'
|
|
#define VROOT_BAD_SIG 'ROOT'
|
|
|
|
//
|
|
// There is one of these objects for each of the VRoots defined. It contains
|
|
// the VRoot parameters. The only parameter used by the VRoot library is the
|
|
// vroot name, but users of this library should inherit from this and make
|
|
// their own version which stores all of the other parameters of interest.
|
|
//
|
|
class CVRoot : public CRefCount2 {
|
|
public:
|
|
CVRoot() {
|
|
m_fInit = FALSE;
|
|
m_pPrev = NULL;
|
|
m_pNext = NULL;
|
|
m_dwSig = VROOT_GOOD_SIG;
|
|
}
|
|
|
|
virtual ~CVRoot();
|
|
|
|
//
|
|
// initialize this class.
|
|
//
|
|
void Init(LPCSTR pszVRootName, CVRootTable *pVRootTable, LPCWSTR wszConfigPath, BOOL fUpgrade );
|
|
|
|
//
|
|
// get the vroot name (and optionally its length) from this entry.
|
|
//
|
|
LPCSTR GetVRootName(DWORD *pcch = NULL) {
|
|
_ASSERT(m_fInit);
|
|
if (pcch != NULL) *pcch = m_cchVRootName;
|
|
return m_szVRootName;
|
|
}
|
|
|
|
// get the MB configuration path
|
|
LPCWSTR GetConfigPath() { return m_wszConfigPath; }
|
|
|
|
//
|
|
// This needs to be defined by a subclass of CVRoot.
|
|
//
|
|
virtual HRESULT ReadParameters(IMSAdminBase *pMB,
|
|
METADATA_HANDLE hmb) = 0;
|
|
|
|
//
|
|
// Virtual function for handling orphan VRoot during VRootRescan/VRootDelete
|
|
//
|
|
virtual void DispatchDropVRoot() {};
|
|
|
|
// the next and previous pointers for our list
|
|
CVRoot *m_pPrev;
|
|
CVRoot *m_pNext;
|
|
|
|
#ifdef DEBUG
|
|
LIST_ENTRY m_DebugList;
|
|
#endif
|
|
|
|
protected:
|
|
|
|
DWORD m_dwSig;
|
|
BOOL m_fInit;
|
|
// the name of this vroot (alt.binaries for example) and its length.
|
|
char m_szVRootName[MAX_VROOT_PATH];
|
|
DWORD m_cchVRootName;
|
|
// the table which owns us
|
|
CVRootTable *m_pVRootTable;
|
|
// our config path in the metabase
|
|
WCHAR m_wszConfigPath[MAX_VROOT_PATH];
|
|
// upgrad flag
|
|
BOOL m_fUpgrade;
|
|
};
|
|
|
|
typedef CRefPtr2<CVRoot> VROOTPTR;
|
|
|
|
//
|
|
// an implementation of CVRoot which reads the parameters likely to be used
|
|
// by all IIS based client of this VRoot implementation.
|
|
//
|
|
class CIISVRoot : public CVRoot {
|
|
public:
|
|
virtual ~CIISVRoot() {}
|
|
|
|
void Init(void *pContext, // ignored
|
|
LPCSTR pszVRootName, // passed to CVRoot::Init
|
|
CVRootTable *pVRootTable, // passed to CVRoot::Init
|
|
LPCWSTR pwszConfigPath,
|
|
BOOL fUpgrade ) // available via GetConfigPath()
|
|
{
|
|
CVRoot::Init(pszVRootName, pVRootTable, pwszConfigPath, fUpgrade);
|
|
m_pContext = pContext;
|
|
}
|
|
|
|
// get the context pointer
|
|
void *GetContext() { return m_pContext; }
|
|
|
|
// SSL properties
|
|
DWORD GetSSLAccessMask() { return m_dwSSL; }
|
|
|
|
// access properties
|
|
DWORD GetAccessMask() { return m_dwAccess; }
|
|
|
|
// is the content indexed?
|
|
BOOL IsContentIndexed() { return m_fIsIndexed; }
|
|
|
|
// this method reads the parameters below from the metabase
|
|
virtual HRESULT ReadParameters(IMSAdminBase *pMB,
|
|
METADATA_HANDLE hmb);
|
|
|
|
protected:
|
|
// this method reads a dword from the metabase (wraps GetData())
|
|
virtual HRESULT GetDWord(IMSAdminBase *pMB,
|
|
METADATA_HANDLE hmb,
|
|
DWORD dwId,
|
|
DWORD *pdw);
|
|
|
|
// this method reads a string from the metabase (wraps GetData())
|
|
virtual HRESULT GetString(IMSAdminBase *pMB,
|
|
METADATA_HANDLE hmb,
|
|
DWORD dwId,
|
|
LPWSTR szString,
|
|
DWORD *pcString);
|
|
|
|
protected:
|
|
// parameters given to use by the constructor
|
|
void *m_pContext;
|
|
|
|
// parameters read from the metabase
|
|
BOOL m_fIsIndexed; // is the content indexed?
|
|
BOOL m_fDontLog; // should logging be disabled here?
|
|
DWORD m_dwAccess; // access permissions bitmask
|
|
DWORD m_dwSSL; // SSL access perm's bitmask
|
|
|
|
};
|
|
|
|
//
|
|
// a subclass of the above which hides the fact that context is a void *.
|
|
//
|
|
// template arguments:
|
|
// _context_type - the type for the context. must be castable to void *.
|
|
//
|
|
template <class _context_type>
|
|
class CIISVRootTmpl : public CIISVRoot {
|
|
public:
|
|
virtual ~CIISVRootTmpl() {}
|
|
|
|
void Init(_context_type pContext,
|
|
LPCSTR pszVRootName,
|
|
CVRootTable *pVRootTable,
|
|
LPCWSTR pwszConfigPath,
|
|
BOOL fUpgrade )
|
|
{
|
|
CIISVRoot::Init((void *) pContext,
|
|
pszVRootName,
|
|
pVRootTable,
|
|
pwszConfigPath,
|
|
fUpgrade );
|
|
}
|
|
|
|
// return the context pointer (mostly likely a pointer to an IIS
|
|
// instance)
|
|
_context_type GetContext() {
|
|
return (_context_type) CIISVRoot::GetContext();
|
|
}
|
|
};
|
|
|
|
//
|
|
// this is a type that points to a function which can create CVRoot objects.
|
|
// use it to create your own version of the CVRoot class.
|
|
//
|
|
// parameters:
|
|
// pContext - the context pointer passed into CVRootTable
|
|
// pszVRootName - the name of the vroot
|
|
// pwszConfigPath - a Unicode string with the path in the metabase for
|
|
// this vroot's configuration information.
|
|
//
|
|
typedef VROOTPTR (*PFNCREATE_VROOT)(void *pContext,
|
|
LPCSTR pszVRootName,
|
|
CVRootTable *pVRootTable,
|
|
LPCWSTR pwszConfigPath,
|
|
BOOL fUpgrade );
|
|
|
|
//
|
|
// a function of this type is called when the vroot table is scanned. it
|
|
// is passed a copy of the context pointer
|
|
//
|
|
typedef void (*PFN_VRTABLE_SCAN_NOTIFY)(void *pContext);
|
|
|
|
typedef void (*PFN_VRENUM_CALLBACK)(void *pEnumContext,
|
|
CVRoot *pVRoot);
|
|
|
|
//
|
|
// The CVRootTable object keeps a list of VRoots and can find a vroot for
|
|
// a given folder.
|
|
//
|
|
class CVRootTable {
|
|
public:
|
|
static HRESULT GlobalInitialize();
|
|
static void GlobalShutdown();
|
|
CVRootTable(void *pContext,
|
|
PFNCREATE_VROOT pfnCreateVRoot,
|
|
PFN_VRTABLE_SCAN_NOTIFY pfnScanNotify);
|
|
virtual ~CVRootTable();
|
|
HRESULT Initialize(LPCSTR pszMBPath, BOOL fUpgrade );
|
|
HRESULT Shutdown(void);
|
|
HRESULT FindVRoot(LPCSTR pszPath, VROOTPTR *ppVRoot);
|
|
HRESULT EnumerateVRoots(void *pEnumContext,
|
|
PFN_VRENUM_CALLBACK pfnCallback);
|
|
|
|
private:
|
|
VROOTPTR NewVRoot();
|
|
HRESULT ScanVRoots( BOOL fUpgrade );
|
|
HRESULT InitializeVRoot(CVRoot *pVRoot);
|
|
HRESULT InitializeVRoots();
|
|
HRESULT ScanVRootsRecursive(METADATA_HANDLE hmbParent,
|
|
LPCWSTR pwszKey,
|
|
LPCSTR pszVRootName,
|
|
LPCWSTR pwszPath,
|
|
BOOL fUpgrade );
|
|
void InsertVRoot(VROOTPTR pVRoot);
|
|
|
|
// find a vroot
|
|
HRESULT FindVRootInternal(LPCSTR pszPath, VROOTPTR *ppVRoot);
|
|
|
|
// convert a config path to a vroot name
|
|
void ConfigPathToVRootName(LPCWSTR pwszConfigPath, LPSTR szVRootName);
|
|
|
|
// used to pass metabase notifications back into this object
|
|
static void MBChangeNotify(void *pThis,
|
|
DWORD cChangeList,
|
|
MD_CHANGE_OBJECT_W pcoChangeList[]);
|
|
|
|
// parameters changed under a vroot
|
|
void VRootChange(LPCWSTR pwszConfigPath, LPCSTR pszVRootName);
|
|
|
|
// a vroot was deleted
|
|
void VRootDelete(LPCWSTR pwszConfigPath, LPCSTR pszVRootName);
|
|
|
|
// a vroot was added
|
|
void VRootAdd(LPCWSTR pwszConfigPath, LPCSTR pszVRootName);
|
|
|
|
// rescan the whole vroot list
|
|
void VRootRescan(void);
|
|
|
|
#ifdef DEBUG
|
|
LIST_ENTRY m_DebugListHead;
|
|
CShareLockNH m_DebugListLock;
|
|
|
|
void DebugPushVRoot( CVRoot *pVRoot ) {
|
|
_ASSERT( pVRoot );
|
|
m_DebugListLock.ExclusiveLock();
|
|
InsertTailList( &m_DebugListHead, &pVRoot->m_DebugList );
|
|
m_DebugListLock.ExclusiveUnlock();
|
|
}
|
|
|
|
void DebugExpungeVRoot( CVRoot *pVRoot ) {
|
|
m_DebugListLock.ExclusiveLock();
|
|
RemoveEntryList( &pVRoot->m_DebugList );
|
|
m_DebugListLock.ExclusiveUnlock();
|
|
}
|
|
#endif
|
|
|
|
// locking: for walking the list either m_lock.ShareLock must be
|
|
// held or m_cs must be held. For editting the list both
|
|
// m_lock.ExclusiveLock must be held and m_cs must be held.
|
|
// When making large changes (such as rebuilding the entire list)
|
|
// m_cs should be held until all of the changes are complete.
|
|
|
|
// lock for the vroot list
|
|
CShareLockNH m_lock;
|
|
|
|
// critical section used for making global changes on the vroot
|
|
// list. this is used to make sure that only one thread can editting
|
|
// the list at a time
|
|
CRITICAL_SECTION m_cs;
|
|
|
|
// our context pointer
|
|
void *m_pContext;
|
|
|
|
// the path to our metabase area
|
|
WCHAR m_wszRootPath[MAX_VROOT_PATH];
|
|
DWORD m_cchRootPath;
|
|
|
|
// have we been initialized?
|
|
BOOL m_fInit;
|
|
|
|
// are we shutting down?
|
|
BOOL m_fShuttingDown;
|
|
|
|
// function to create a new vroot object
|
|
PFNCREATE_VROOT m_pfnCreateVRoot;
|
|
|
|
// function to call when the vroot table is rescanned
|
|
PFN_VRTABLE_SCAN_NOTIFY m_pfnScanNotify;
|
|
|
|
// the list of vroots
|
|
TFList<CVRoot> m_listVRoots;
|
|
|
|
// this RW lock is used to figure out when all of the VRoot objects
|
|
// have shutdown. They hold a ShareLock on it for their lifetime,
|
|
// so the CVRootTable can grab an ExclusiveLock to wait for all of
|
|
// the VRoot objects to disappear.
|
|
CShareLockNH m_lockVRootsExist;
|
|
|
|
// these guys need access to m_lockVRootsExist
|
|
friend void CVRoot::Init(LPCSTR, CVRootTable *, LPCWSTR, BOOL);
|
|
friend CVRoot::~CVRoot();
|
|
};
|
|
|
|
//
|
|
// this is a templated version of CIISVRootTable. You tell it the version of
|
|
// CVRoot that you are using, and the context type that you are using.
|
|
//
|
|
// template arguments:
|
|
// _CVRoot - a subclass of CVRoot that you'll be using
|
|
// _context_type - the type that you'll be using for context information.
|
|
// this must be castable to void *.
|
|
//
|
|
template <class _CVRoot, class _context_type>
|
|
class CIISVRootTable {
|
|
public:
|
|
CIISVRootTable(_context_type pContext,
|
|
PFN_VRTABLE_SCAN_NOTIFY pfnScanNotify) :
|
|
impl((void *) pContext,
|
|
CIISVRootTable<_CVRoot, _context_type>::CreateVRoot, pfnScanNotify)
|
|
{
|
|
}
|
|
HRESULT Initialize(LPCSTR pszMBPath, BOOL fUpgrade ) {
|
|
return impl.Initialize(pszMBPath, fUpgrade);
|
|
}
|
|
HRESULT Shutdown(void) {
|
|
return impl.Shutdown();
|
|
}
|
|
HRESULT FindVRoot(LPCSTR pszPath, CRefPtr2<_CVRoot> *ppVRoot) {
|
|
return impl.FindVRoot(pszPath, (VROOTPTR *) ppVRoot);
|
|
}
|
|
HRESULT EnumerateVRoots(void *pEnumContext,
|
|
PFN_VRENUM_CALLBACK pfnCallback)
|
|
{
|
|
return impl.EnumerateVRoots(pEnumContext, pfnCallback);
|
|
}
|
|
private:
|
|
static VROOTPTR CreateVRoot(void *pContext,
|
|
LPCSTR pszVRootName,
|
|
CVRootTable *pVRootTable,
|
|
LPCWSTR pwszConfigPath,
|
|
BOOL fUpgrade)
|
|
{
|
|
// create the vroot object
|
|
CRefPtr2<_CVRoot> pVRoot = new _CVRoot;
|
|
// initialize it
|
|
pVRoot->Init((_context_type) pContext,
|
|
pszVRootName,
|
|
pVRootTable,
|
|
pwszConfigPath,
|
|
fUpgrade );
|
|
return (_CVRoot *)pVRoot;
|
|
}
|
|
|
|
CVRootTable impl;
|
|
};
|
|
|
|
#endif
|