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windows-xp/Source/XPSP1/NT/base/cluster/resmon/property.c

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/*++
Copyright (c) 1996-1997 Microsoft Corporation
Module Name:
property.c
Abstract:
Implements the management of resource and resource type properties.
Author:
Rod Gamache (rodga) 7-Jan-1996
Revision History:
--*/
#define UNICODE 1
#include "resmonp.h"
#include "clusudef.h"
#define RESMON_MODULE RESMON_MODULE_PROPERTY
#define MAX_DWORD ((DWORD)-1)
#define PARAMETERS_KEY CLUSREG_KEYNAME_PARAMETERS
#define RESOURCE_TYPES_KEY CLUSREG_KEYNAME_RESOURCE_TYPES
const WCHAR cszName[] = CLUSREG_NAME_RES_NAME;
typedef struct _COMMON_RES_PARAMS {
LPWSTR lpszResType;
LPWSTR lpszDescription;
LPWSTR lpszDebugPrefix;
DWORD dwSeparateMonitor;
DWORD dwPersistentState;
DWORD dwLooksAlive;
DWORD dwIsAlive;
DWORD dwRestartAction;
DWORD dwRestartThreshold;
DWORD dwRestartPeriod;
DWORD dwRetryPeriodOnFailure;
DWORD dwPendingTimeout;
DWORD dwLoadBalStartup;
DWORD dwLoadBalSample;
DWORD dwLoadBalAnalysis;
DWORD dwLoadBalProcessor;
DWORD dwLoadBalMemory;
} COMMON_RES_PARAMS, *PCOMMON_RES_PARAMS;
//
// Resource Common properties.
//
//
// Read-Write Resource Common Properties.
//
RESUTIL_PROPERTY_ITEM
RmpResourceCommonProperties[] = {
{ CLUSREG_NAME_RES_TYPE, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0, FIELD_OFFSET(COMMON_RES_PARAMS, lpszResType) },
{ CLUSREG_NAME_RES_DESC, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0, FIELD_OFFSET(COMMON_RES_PARAMS, lpszDescription) },
{ CLUSREG_NAME_RES_DEBUG_PREFIX, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0, FIELD_OFFSET(COMMON_RES_PARAMS, lpszDebugPrefix) },
{ CLUSREG_NAME_RES_SEPARATE_MONITOR, NULL, CLUSPROP_FORMAT_DWORD, 0, 0, 1, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwSeparateMonitor) },
{ CLUSREG_NAME_RES_PERSISTENT_STATE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_PERSISTENT_STATE, CLUSTER_RESOURCE_MINIMUM_PERSISTENT_STATE, CLUSTER_RESOURCE_MAXIMUM_PERSISTENT_STATE, RESUTIL_PROPITEM_SIGNED, FIELD_OFFSET(COMMON_RES_PARAMS, dwPersistentState) },
{ CLUSREG_NAME_RES_LOOKS_ALIVE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_LOOKS_ALIVE, CLUSTER_RESOURCE_MINIMUM_LOOKS_ALIVE, CLUSTER_RESOURCE_MAXIMUM_LOOKS_ALIVE, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwLooksAlive) },
{ CLUSREG_NAME_RES_IS_ALIVE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_IS_ALIVE, CLUSTER_RESOURCE_MINIMUM_IS_ALIVE, CLUSTER_RESOURCE_MAXIMUM_IS_ALIVE, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwIsAlive) },
{ CLUSREG_NAME_RES_RESTART_ACTION, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_RESTART_ACTION, 0, CLUSTER_RESOURCE_MAXIMUM_RESTART_ACTION, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwRestartAction) },
{ CLUSREG_NAME_RES_RESTART_THRESHOLD, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_RESTART_THRESHOLD, CLUSTER_RESOURCE_MINIMUM_RESTART_THRESHOLD, CLUSTER_RESOURCE_MAXIMUM_RESTART_THRESHOLD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwRestartThreshold) },
{ CLUSREG_NAME_RES_RESTART_PERIOD, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_RESTART_PERIOD, CLUSTER_RESOURCE_MINIMUM_RESTART_PERIOD, CLUSTER_RESOURCE_MAXIMUM_RESTART_PERIOD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwRestartPeriod) },
{ CLUSREG_NAME_RES_RETRY_PERIOD_ON_FAILURE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_RETRY_PERIOD_ON_FAILURE, 0, MAX_DWORD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwRetryPeriodOnFailure) },
{ CLUSREG_NAME_RES_PENDING_TIMEOUT, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_PENDING_TIMEOUT, CLUSTER_RESOURCE_MINIMUM_PENDING_TIMEOUT, CLUSTER_RESOURCE_MAXIMUM_PENDING_TIMEOUT, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwPendingTimeout) },
{ CLUSREG_NAME_RES_LOADBAL_STARTUP, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_LOADBAL_STARTUP, 0, MAX_DWORD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwLoadBalStartup) },
{ CLUSREG_NAME_RES_LOADBAL_SAMPLE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_LOADBAL_SAMPLE, 0, MAX_DWORD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwLoadBalSample) },
{ CLUSREG_NAME_RES_LOADBAL_ANALYSIS, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_LOADBAL_ANALYSIS, 0, MAX_DWORD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwLoadBalAnalysis) },
{ CLUSREG_NAME_RES_LOADBAL_PROCESSOR, NULL, CLUSPROP_FORMAT_DWORD, 0, 0, MAX_DWORD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwLoadBalProcessor) },
{ CLUSREG_NAME_RES_LOADBAL_MEMORY, NULL, CLUSPROP_FORMAT_DWORD, 0, 0, MAX_DWORD, 0, FIELD_OFFSET(COMMON_RES_PARAMS, dwLoadBalMemory) },
{ 0 }
};
//
// Read-Only Resource Common Properties.
//
RESUTIL_PROPERTY_ITEM
RmpResourceROCommonProperties[] = {
{ CLUSREG_NAME_RES_NAME, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, RESUTIL_PROPITEM_READ_ONLY },
// { CLUSREG_NAME_RES_DEPENDS_ON, NULL, CLUSPROP_FORMAT_MULTI_SZ, 0, 0, 0, RESUTIL_PROPITEM_READ_ONLY },
// { CLUSREG_NAME_RES_POSSIBLE_OWNERS, NULL, CLUSPROP_FORMAT_MULTI_SZ, 0, 0, 0, RESUTIL_PROPITEM_READ_ONLY },
{ 0 }
};
//
// Resource Type Common properties
//
//
// Read-Write Resource Type Common Properties.
//
RESUTIL_PROPERTY_ITEM
RmpResourceTypeCommonProperties[] = {
{ CLUSREG_NAME_RESTYPE_NAME, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0 },
{ CLUSREG_NAME_RESTYPE_DESC, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0 },
{ CLUSREG_NAME_RESTYPE_DEBUG_PREFIX, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0 },
{ CLUSREG_NAME_RESTYPE_DEBUG_CTRLFUNC, NULL, CLUSPROP_FORMAT_DWORD, 0, 0, 1, 0 },
{ CLUSREG_NAME_ADMIN_EXT, NULL, CLUSPROP_FORMAT_MULTI_SZ, 0, 0, 0, 0 },
{ CLUSREG_NAME_RESTYPE_LOOKS_ALIVE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_LOOKS_ALIVE, CLUSTER_RESOURCE_MINIMUM_LOOKS_ALIVE, CLUSTER_RESOURCE_MAXIMUM_LOOKS_ALIVE, 0 },
{ CLUSREG_NAME_RESTYPE_IS_ALIVE, NULL, CLUSPROP_FORMAT_DWORD, CLUSTER_RESOURCE_DEFAULT_IS_ALIVE, CLUSTER_RESOURCE_MINIMUM_IS_ALIVE, CLUSTER_RESOURCE_MAXIMUM_IS_ALIVE, 0 },
{ 0 }
};
//
// Read-Only Resource Type Common Properties.
//
RESUTIL_PROPERTY_ITEM
RmpResourceTypeROCommonProperties[] = {
{ CLUSREG_NAME_RESTYPE_DLL_NAME, NULL, CLUSPROP_FORMAT_SZ, 0, 0, 0, 0 },
{ 0 }
};
//
// Local functions
//
DWORD
RmpCheckCommonProperties(
IN PRESOURCE pResource,
IN PCOMMON_RES_PARAMS pCommonParams
);
DWORD
RmpResourceEnumCommonProperties(
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Enumerates the common property names for a given resource.
Arguments:
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
//
// Enumerate the common properties.
//
status = ResUtilEnumProperties( RmpResourceCommonProperties,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
return(status);
} // RmpResourceEnumCommonProperties
DWORD
RmpResourceGetCommonProperties(
IN PRESOURCE Resource,
IN BOOL ReadOnly,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Gets the common properties for a given resource.
Arguments:
Resource - Supplies the resource.
ReadOnly - TRUE to get the Read-Only Common Properties. FALSE otherwise.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resKey;
PRESUTIL_PROPERTY_ITEM propertyTable;
//
// Clear the output buffer
//
if ( OutBufferSize != 0 ) {
ZeroMemory( OutBuffer, OutBufferSize );
}
if ( ReadOnly ) {
propertyTable = RmpResourceROCommonProperties;
} else {
propertyTable = RmpResourceCommonProperties;
}
//
// Open the cluster resource key
//
status = ClusterRegOpenKey( RmpResourcesKey,
Resource->ResourceId,
KEY_READ,
&resKey );
if ( status != ERROR_SUCCESS ) {
*BytesReturned = 0;
*Required = 0;
return(status);
}
//
// Get the common properties.
//
status = ResUtilGetProperties( resKey,
propertyTable,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
ClusterRegCloseKey( resKey );
return(status);
} // RmpResourceGetCommonProperties
DWORD
RmpResourceValidateCommonProperties(
IN PRESOURCE Resource,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Validates the common properties for a given resource.
Arguments:
Resource - Supplies the resource.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
COMMON_RES_PARAMS CommonProps;
ZeroMemory( &CommonProps, sizeof ( COMMON_RES_PARAMS ) );
//
// Validate the property list.
//
status = ResUtilVerifyPropertyTable( RmpResourceCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
InBuffer,
InBufferSize,
( LPBYTE ) &CommonProps );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceValidateCommonProperties, Error %1!d! in verify routine for resource %2!ws!\n",
status,
Resource->ResourceName);
} else {
//
// Chittur Subbaraman (chitturs) - 5/7/99
//
// Validate the values of the common properties supplied
//
status = RmpCheckCommonProperties( Resource, &CommonProps );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceValidateCommonProperties, Error %1!d! in "
"checking routine for resource %2!ws!\n",
status,
Resource->ResourceName);
}
}
ResUtilFreeParameterBlock(( LPBYTE ) &CommonProps,
NULL,
RmpResourceCommonProperties
);
return(status);
} // RmpResourceValidateCommonProperties
DWORD
RmpResourceSetCommonProperties(
IN PRESOURCE Resource,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Sets the common properties for a given resource.
Arguments:
Resource - Supplies the resource.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resKey = NULL;
DWORD oldSeparateMonitor;
DWORD newSeparateMonitor;
COMMON_RES_PARAMS CommonProps;
ZeroMemory( &CommonProps, sizeof ( COMMON_RES_PARAMS ) );
//
// Validate the property list.
//
status = ResUtilVerifyPropertyTable( RmpResourceCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
InBuffer,
InBufferSize,
( LPBYTE ) &CommonProps );
if ( status == ERROR_SUCCESS ) {
//
// Chittur Subbaraman (chitturs) - 5/7/99
//
// Validate the values of the common properties supplied
//
status = RmpCheckCommonProperties( Resource, &CommonProps );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceSetCommonProperties, Error %1!d! in "
"checking routine for resource %2!ws!\n",
status,
Resource->ResourceName);
goto FnExit;
}
//
// Open the cluster resource key
//
status = ClusterRegOpenKey( RmpResourcesKey,
Resource->ResourceId,
KEY_READ,
&resKey );
if ( status != ERROR_SUCCESS ) {
goto FnExit;
}
//
// Get the current SeparateMonitor value.
//
status = ResUtilGetDwordValue( resKey,
CLUSREG_NAME_RES_SEPARATE_MONITOR,
&oldSeparateMonitor,
0 );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceSetCommonProperties, error %1!d! in getting "
"'SeparateMonitor' value for resource %2!ws!.\n",
status,
Resource->ResourceName);
goto FnExit;
}
status = ResUtilSetPropertyTable( resKey,
RmpResourceCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
InBuffer,
InBufferSize,
NULL );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceSetCommonProperties, Error %1!d! in set routine for resource %2!ws!.\n",
status,
Resource->ResourceName);
} else {
//
// Get the new SeparateMonitor value. If it changed, return a
// different error code.
//
status = ResUtilGetDwordValue( resKey,
CLUSREG_NAME_RES_SEPARATE_MONITOR,
&newSeparateMonitor,
0 );
if ( status == ERROR_SUCCESS ) {
if ( oldSeparateMonitor != newSeparateMonitor ) {
status = ERROR_RESOURCE_PROPERTIES_STORED;
}
}
}
} else {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceSetCommonProperties, error %1!d! in verify routine for resource %2!ws!.\n",
status,
Resource->ResourceName);
}
FnExit:
ResUtilFreeParameterBlock(( LPBYTE ) &CommonProps,
NULL,
RmpResourceCommonProperties
);
if ( resKey != NULL ) {
ClusterRegCloseKey( resKey );
}
return( status );
} // RmpResourceSetCommonProperties
DWORD
RmpResourceEnumPrivateProperties(
IN PRESOURCE Resource,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Enumerates the private property names for a given resource.
Arguments:
Resource - Supplies the resource.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resKey;
WCHAR PrivateProperties[] = L"12345678-1234-1234-1234-123456789012\\Parameters";
*BytesReturned = 0;
*Required = 0;
//
// Copy the ResourceId for opening the private properties.
//
CL_ASSERT( lstrlenW( Resource->ResourceId ) == (32+4) );
MoveMemory( PrivateProperties,
Resource->ResourceId,
lstrlenW( Resource->ResourceId ) * sizeof(WCHAR) );
//
// Open the cluster resource key
//
status = ClusterRegOpenKey( RmpResourcesKey,
PrivateProperties,
KEY_READ,
&resKey );
if ( status != ERROR_SUCCESS ) {
return(status);
}
//
// Enumerate the private properties.
//
status = ResUtilEnumPrivateProperties( resKey,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
ClusterRegCloseKey( resKey );
return(status);
} // RmpResourceEnumPrivateProperties
DWORD
RmpResourceGetPrivateProperties(
IN PRESOURCE Resource,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Gets the private properties for a given resource.
Arguments:
Resource - Supplies the resource.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resKey;
WCHAR PrivateProperties[] = L"12345678-1234-1234-1234-123456789012\\Parameters";
*BytesReturned = 0;
*Required = 0;
//
// Copy the ResourceId for opening the private properties.
//
CL_ASSERT( lstrlenW( Resource->ResourceId ) == (32+4) );
MoveMemory( PrivateProperties,
Resource->ResourceId,
lstrlenW( Resource->ResourceId ) * sizeof(WCHAR) );
//
// Open the cluster resource key
//
status = ClusterRegOpenKey( RmpResourcesKey,
PrivateProperties,
KEY_READ,
&resKey );
if ( status != ERROR_SUCCESS ) {
if ( status == ERROR_FILE_NOT_FOUND ) {
if ( OutBufferSize < sizeof( DWORD ) ) {
*Required = 4;
} else {
*((LPDWORD) OutBuffer) = 0;
*BytesReturned = sizeof( DWORD );
}
status = ERROR_SUCCESS;
}
return(status);
}
//
// Get private properties for the resource.
//
status = ResUtilGetPrivateProperties( resKey,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
ClusterRegCloseKey( resKey );
return(status);
} // RmpResourceGetPrivateProperties
DWORD
RmpResourceValidatePrivateProperties(
IN PRESOURCE Resource,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Validates the private properties for a given resource.
Arguments:
Resource - Supplies the resource.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
//
// Validate the property list.
//
status = ResUtilVerifyPrivatePropertyList( InBuffer,
InBufferSize );
return(status);
} // RmpResourceValidatePrivateProperties
DWORD
RmpResourceSetPrivateProperties(
IN PRESOURCE Resource,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Sets the private properties for a given resource.
Arguments:
Resource - Supplies the resource.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resKey;
WCHAR PrivateProperties[] = L"12345678-1234-1234-1234-123456789012\\Parameters";
//
// Validate the property list.
//
status = ResUtilVerifyPrivatePropertyList( InBuffer,
InBufferSize );
if ( status == ERROR_SUCCESS ) {
//
// Copy the ResourceId for opening the private properties.
//
CL_ASSERT( lstrlenW( Resource->ResourceId ) == (32+4) );
MoveMemory( PrivateProperties,
Resource->ResourceId,
lstrlenW(Resource->ResourceId) * sizeof(WCHAR) );
//
// Open the cluster resource key
//
status = ClusterRegOpenKey( RmpResourcesKey,
PrivateProperties,
KEY_READ,
&resKey );
if ( status != ERROR_SUCCESS ) {
return(status);
}
status = ResUtilSetPrivatePropertyList( resKey,
InBuffer,
InBufferSize );
ClusterRegCloseKey( resKey );
}
return(status);
} // RmpResourceSetPrivateProperties
DWORD
RmpResourceGetFlags(
IN PRESOURCE Resource,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Gets the flags for a given resource.
Arguments:
Resource - Supplies the resource.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
*BytesReturned = 0;
if ( OutBufferSize < sizeof(DWORD) ) {
*Required = sizeof(DWORD);
if ( OutBuffer == NULL ) {
status = ERROR_SUCCESS;
} else {
status = ERROR_MORE_DATA;
}
} else {
HKEY resKey;
DWORD valueType;
//
// Open the cluster resource key
//
status = ClusterRegOpenKey( RmpResourcesKey,
Resource->ResourceId,
KEY_READ,
&resKey );
if ( status == ERROR_SUCCESS ) {
//
// Read the Flags value for the resource.
//
*BytesReturned = OutBufferSize;
status = ClusterRegQueryValue( resKey,
CLUSREG_NAME_FLAGS,
&valueType,
OutBuffer,
BytesReturned );
ClusterRegCloseKey( resKey );
if ( status == ERROR_FILE_NOT_FOUND ) {
*BytesReturned = sizeof(DWORD);
*(LPDWORD)OutBuffer = 0;
status = ERROR_SUCCESS;
}
}
}
return(status);
} // RmpResourceGetFlags
DWORD
RmpResourceTypeEnumCommonProperties(
IN LPCWSTR ResourceTypeName,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Enumerates the common property names for a given resource type.
Arguments:
ResourceTypeName - Supplies the resource type's name.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
//
// Enumerate the common properties.
//
status = ResUtilEnumProperties( RmpResourceTypeCommonProperties,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
return(status);
} // RmpResourceTypeEnumCommonProperties
DWORD
RmpResourceTypeGetCommonProperties(
IN LPCWSTR ResourceTypeName,
IN BOOL ReadOnly,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Gets the common properties for a given resource type.
Arguments:
ResourceTypeName - Supplies the resource type name.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resourceTypesKey;
HKEY resTypeKey;
PRESUTIL_PROPERTY_ITEM propertyTable;
*BytesReturned = 0;
*Required = 0;
//
// Clear the output buffer
//
ZeroMemory( OutBuffer, OutBufferSize );
if ( ReadOnly ) {
propertyTable = RmpResourceTypeROCommonProperties;
} else {
propertyTable = RmpResourceTypeCommonProperties;
}
//
// Open the specific cluster ResourceType key
//
status = ClusterRegOpenKey( RmpResTypesKey,
ResourceTypeName,
KEY_READ,
&resTypeKey );
if ( status != ERROR_SUCCESS ) {
return(status);
}
//
// Get the common properties.
//
status = ResUtilGetProperties( resTypeKey,
propertyTable,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
ClusterRegCloseKey( resTypeKey );
return(status);
} // RmpResourceTypeGetCommonProperties
DWORD
RmpResourceTypeValidateCommonProperties(
IN LPCWSTR ResourceTypeName,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Validates the common properties for a given resource type.
Arguments:
ResourceTypeName - Supplies the resource type name.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
//
// Validate the property list.
//
status = ResUtilVerifyPropertyTable( RmpResourceTypeCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
InBuffer,
InBufferSize,
NULL );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpResourceTypeValidateCommonProperties, error in verify routine.\n");
}
return(status);
} // RmpResourceTypeValidateCommonProperties
DWORD
RmpResourceTypeSetCommonProperties(
IN LPCWSTR ResourceTypeName,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Sets the common properties for a given resource type.
Arguments:
ResourceTypeName - Supplies the resource type name.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resourceTypesKey;
HKEY resTypeKey;
//
// Validate the property list.
//
status = ResUtilVerifyPropertyTable( RmpResourceTypeCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
InBuffer,
InBufferSize,
NULL );
if ( status == ERROR_SUCCESS ) {
//
// Open the specific cluster resource type key
//
status = ClusterRegOpenKey( RmpResTypesKey,
ResourceTypeName,
KEY_READ,
&resTypeKey );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] Failed to open ResourceTypes\\%1 cluster registry key, error %2!u!.\n",
ResourceTypeName,
status);
return(status);
}
status = ResUtilSetPropertyTable( resTypeKey,
RmpResourceTypeCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
InBuffer,
InBufferSize,
NULL );
ClusterRegCloseKey( resTypeKey );
if ( status != ERROR_SUCCESS ) {
ClRtlLogPrint( LOG_UNUSUAL, "[RM] RmpResourceTypeSetCommonProperties, error in set routine.\n");
}
} else {
ClRtlLogPrint( LOG_UNUSUAL, "[RM] RmpResourceTypeSetCommonProperties, error in verify routine.\n");
}
return(status);
} // RmpResourceTypeSetCommonProperties
DWORD
RmpResourceTypeEnumPrivateProperties(
IN LPCWSTR ResourceTypeName,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Enumerates the private property names for a given resource type.
Arguments:
ResourceTypeName - Supplies the resource type's name.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resTypeKey;
DWORD nameLength;
LPWSTR name;
*BytesReturned = 0;
*Required = 0;
//
// Create name to open
//
nameLength = lstrlenW( ResourceTypeName ) + sizeof( PARAMETERS_KEY ) + 1;
name = RmpAlloc( nameLength * sizeof(WCHAR) );
if ( name == NULL ) {
return(ERROR_NOT_ENOUGH_MEMORY);
}
wsprintfW( name, L"%ws\\%ws", ResourceTypeName, PARAMETERS_KEY );
//
// Open the specific cluster ResourceType key
//
status = ClusterRegOpenKey( RmpResTypesKey,
name,
KEY_READ,
&resTypeKey );
RmpFree( name );
if ( status != ERROR_SUCCESS ) {
if ( status == ERROR_FILE_NOT_FOUND ) {
status = ERROR_SUCCESS;
}
return(status);
}
//
// Enumerate the private properties.
//
status = ResUtilEnumPrivateProperties( resTypeKey,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
ClusterRegCloseKey( resTypeKey );
return(status);
} // RmpResourceTypeEnumPrivateProperties
DWORD
RmpResourceTypeGetPrivateProperties(
IN LPCWSTR ResourceTypeName,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Gets the private properties for a given resource.
Arguments:
ResourceTypeName - Supplies the resource type name.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resTypeKey;
DWORD nameLength;
LPWSTR name;
*BytesReturned = 0;
*Required = 0;
//
// Create name to open
//
nameLength = lstrlenW( ResourceTypeName ) + sizeof( PARAMETERS_KEY ) + 1;
name = RmpAlloc( nameLength * sizeof(WCHAR) );
if ( name == NULL ) {
return(ERROR_NOT_ENOUGH_MEMORY);
}
wsprintfW( name, L"%ws\\%ws", ResourceTypeName, PARAMETERS_KEY );
//
// Open the specific cluster ResourceType key
//
status = ClusterRegOpenKey( RmpResTypesKey,
name,
KEY_READ,
&resTypeKey );
RmpFree( name );
if ( status != ERROR_SUCCESS ) {
if ( status == ERROR_FILE_NOT_FOUND ) {
if ( OutBufferSize < sizeof( DWORD ) ) {
*Required = 4;
} else {
*((LPDWORD) OutBuffer) = 0;
*BytesReturned = sizeof( DWORD );
}
status = ERROR_SUCCESS;
}
return(status);
}
//
// Get private properties for the resource type.
//
status = ResUtilGetPrivateProperties( resTypeKey,
OutBuffer,
OutBufferSize,
BytesReturned,
Required );
ClusterRegCloseKey( resTypeKey );
return(status);
} // RmpResourceTypeGetPrivateProperties
DWORD
RmpResourceTypeValidatePrivateProperties(
IN LPCWSTR ResourceTypeName,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Validates the private properties for a given resource.
Arguments:
ResourceTypeName - Supplies the resource type name.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
//
// Validate the property list.
//
status = ResUtilVerifyPrivatePropertyList( InBuffer,
InBufferSize );
return(status);
} // RmpResourceTypeValidatePrivateProperties
DWORD
RmpResourceTypeSetPrivateProperties(
IN LPCWSTR ResourceTypeName,
IN PVOID InBuffer,
IN DWORD InBufferSize
)
/*++
Routine Description:
Sets the private properties for a given resource.
Arguments:
ResourceTypeName - Supplies the resource type name.
InBuffer - Supplies the input buffer.
InBufferSize - Supplies the size of the input buffer.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
HKEY resourceTypesKey;
HKEY resTypeKey;
LPWSTR name;
DWORD length;
DWORD disposition;
//
// Validate the property list.
//
status = ResUtilVerifyPrivatePropertyList( InBuffer,
InBufferSize );
if ( status == ERROR_SUCCESS ) {
//
// Create name to open
//
length = lstrlenW( ResourceTypeName ) + 1;
name = RmpAlloc( length * sizeof(WCHAR) );
if ( name == NULL ) {
return(ERROR_NOT_ENOUGH_MEMORY);
}
wsprintfW( name, L"%ws", ResourceTypeName );
//
// Open the specific cluster ResourceType key
//
status = ClusterRegOpenKey( RmpResTypesKey,
name,
KEY_READ,
&resourceTypesKey );
RmpFree( name );
if ( status != ERROR_SUCCESS ) {
if ( status == ERROR_FILE_NOT_FOUND ) {
status = ERROR_SUCCESS;
}
return(status);
}
//
// Open the parameters key
//
status = ClusterRegOpenKey( resourceTypesKey,
PARAMETERS_KEY,
KEY_READ,
&resTypeKey );
if ( status != ERROR_SUCCESS ) {
if ( status == ERROR_FILE_NOT_FOUND ) {
//
// Try to create the parameters key.
//
status = ClusterRegCreateKey( resourceTypesKey,
PARAMETERS_KEY,
0,
KEY_READ | KEY_WRITE,
NULL,
&resTypeKey,
&disposition );
if ( status != ERROR_SUCCESS ) {
ClusterRegCloseKey( resourceTypesKey );
return(status);
}
}
}
if ( status == ERROR_SUCCESS ) {
status = ResUtilSetPrivatePropertyList( resTypeKey,
InBuffer,
InBufferSize );
ClusterRegCloseKey( resTypeKey );
}
ClusterRegCloseKey( resourceTypesKey );
}
return(status);
} // RmpResourceTypeSetPrivateProperties
DWORD
RmpResourceTypeGetFlags(
IN LPCWSTR ResourceTypeName,
OUT PVOID OutBuffer,
IN DWORD OutBufferSize,
OUT LPDWORD BytesReturned,
OUT LPDWORD Required
)
/*++
Routine Description:
Gets the flags for a given resource type.
Arguments:
ResourceTypeName - Supplies the resource type name.
OutBuffer - Supplies the output buffer.
OutBufferSize - Supplies the size of the output buffer.
BytesReturned - The number of bytes returned in OutBuffer.
Required - The required number of bytes if OutBuffer is too small.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD status;
*BytesReturned = 0;
if ( OutBufferSize < sizeof(DWORD) ) {
*Required = sizeof(DWORD);
if ( OutBuffer == NULL ) {
status = ERROR_SUCCESS;
} else {
status = ERROR_MORE_DATA;
}
} else {
HKEY resourceTypesKey;
HKEY resTypeKey;
DWORD valueType;
//
// Open the specific cluster ResourceType key
//
status = ClusterRegOpenKey( RmpResTypesKey,
ResourceTypeName,
KEY_READ,
&resTypeKey );
if ( status == ERROR_SUCCESS ) {
//
// Read the Flags value for the resource type.
//
*BytesReturned = OutBufferSize;
status = ClusterRegQueryValue( resTypeKey,
CLUSREG_NAME_FLAGS,
&valueType,
OutBuffer,
BytesReturned );
ClusterRegCloseKey( resTypeKey );
if ( status == ERROR_FILE_NOT_FOUND ) {
*(LPDWORD)OutBuffer = 0;
*BytesReturned = sizeof(DWORD);
status = ERROR_SUCCESS;
}
}
}
return(status);
} // RmpResourceTypeGetFlags
DWORD
RmpCheckCommonProperties(
IN PRESOURCE pResource,
IN PCOMMON_RES_PARAMS pCommonParams
)
/*++
Routine Description:
Checks and validates the supplied values of common properties.
Arguments:
pResource - Pointer to the resource.
pCommonParams - The parameter block supplied by the user.
Return Value:
ERROR_SUCCESS if successful.
A Win32 error code on failure.
--*/
{
DWORD dwStatus;
COMMON_RES_PARAMS
currentCommonParams;
LPBYTE pBuffer = NULL;
DWORD dwBytesReturned = 0;
DWORD dwBytesRequired = 0;
//
// Chittur Subbaraman (chitturs) - 5/7/99
//
// This function verifies whether the common property values
// that are supplied by the user are valid.
//
ZeroMemory( &currentCommonParams, sizeof ( COMMON_RES_PARAMS ) );
//
// First check whether the user has supplied two conflicting
// parameter values.
//
if ( ( pCommonParams->dwRetryPeriodOnFailure != 0 ) &&
( pCommonParams->dwRestartPeriod != 0 ) &&
( pCommonParams->dwRetryPeriodOnFailure <
pCommonParams->dwRestartPeriod ) )
{
dwStatus = ERROR_INVALID_PARAMETER;
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpCheckCommonProperties, Invalid parameters supplied: "
"RetryPeriod=%1!d! < RestartPeriod=%2!d! for resource %3!ws!\n",
pCommonParams->dwRetryPeriodOnFailure,
pCommonParams->dwRestartPeriod,
pResource->ResourceName);
goto FnExit;
}
//
// Get the buffer size for common properties list.
//
dwStatus = RmpResourceGetCommonProperties( pResource,
FALSE,
NULL,
0,
&dwBytesReturned,
&dwBytesRequired
);
if ( dwStatus != ERROR_SUCCESS )
{
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpCheckCommonProperties: Error %1!d! in getting props for resource %2!ws! (1st time)\n",
dwStatus,
pResource->ResourceName);
goto FnExit;
}
pBuffer = LocalAlloc( LMEM_FIXED, dwBytesRequired + 10 );
if ( pBuffer == NULL )
{
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpCheckCommonProperties: Error %1!d! in mem alloc for resource %2!ws!\n",
dwStatus,
pResource->ResourceName);
goto FnExit;
}
//
// Get all the common properties from the cluster database
//
dwStatus = RmpResourceGetCommonProperties( pResource,
FALSE,
pBuffer,
dwBytesRequired + 10,
&dwBytesReturned,
&dwBytesReturned
);
if ( dwStatus != ERROR_SUCCESS )
{
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpCheckCommonProperties: Error %1!d! in getting props for resource %2!ws! (2nd time)\n",
dwStatus,
pResource->ResourceName);
goto FnExit;
}
//
// Get the parameter block from the common properties list
//
dwStatus = ResUtilVerifyPropertyTable( RmpResourceCommonProperties,
NULL, // Reserved
FALSE, // Don't allow unknowns
pBuffer,
dwBytesRequired + 10,
( LPBYTE ) &currentCommonParams );
if ( dwStatus != ERROR_SUCCESS )
{
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpCheckCommonProperties: Error %1!d! in verifying props for resource %2!ws!\n",
dwStatus,
pResource->ResourceName);
goto FnExit;
}
//
// Check whether the RetryPeriodOnFailure is >= RestartPeriod
//
if ( ( ( pCommonParams->dwRetryPeriodOnFailure != 0 ) &&
( pCommonParams->dwRetryPeriodOnFailure <
currentCommonParams.dwRestartPeriod ) ) ||
( ( pCommonParams->dwRestartPeriod != 0 ) &&
( currentCommonParams.dwRetryPeriodOnFailure <
pCommonParams->dwRestartPeriod ) ) )
{
dwStatus = ERROR_INVALID_PARAMETER;
ClRtlLogPrint(LOG_UNUSUAL,
"[RM] RmpCheckCommonProperties, Invalid IN params for resource %5!ws!: "
"Supplied Retry Period=%1!d!\n"
"[RM] Restart Period (DB)=%2!d!, RetryPeriod (DB)=%3!d!, Supplied Restart Period=%4!d! \n",
pCommonParams->dwRetryPeriodOnFailure,
currentCommonParams.dwRestartPeriod,
currentCommonParams.dwRetryPeriodOnFailure,
pCommonParams->dwRestartPeriod,
pResource->ResourceName);
goto FnExit;
}
FnExit:
LocalFree( pBuffer );
ResUtilFreeParameterBlock(( LPBYTE ) &currentCommonParams,
NULL,
RmpResourceCommonProperties
);
return( dwStatus );
} // RmpCheckCommonProperties