Source code of Windows XP (NT5)
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/*++
Copyright (c) 2001 Microsoft Corporation
Module Name:
netname.h
Abstract:
defines for netname resource DLL
Author:
Charlie Wickham (charlwi) 21-Jan-2001
Environment:
User Mode
Revision History:
--*/
#include <windns.h>
#include <dsgetdc.h>
//
// local defines
//
#define COUNT_OF( x ) ( sizeof( x ) / sizeof( x[0] ))
#define NetNameLogEvent ClusResLogEvent
//
// module externs
//
extern ULONG NetNameWorkerCheckPeriod;
extern LPWSTR NetNameCompObjAccountDesc;
//
// Resource Property constants
//
#define PARAM_NAME__NAME CLUSREG_NAME_NET_NAME
#define PARAM_NAME__FLAGS CLUSREG_NAME_FLAGS
#define PARAM_NAME__REMAP L"RemapPipeNames"
#define PARAM_DEFAULT__REMAP FALSE
#define PARAM_NAME__RANDOM L"Random"
#define PARAM_NAME__LASTNAME L"LastName"
#define PARAM_NAME__STATUS_NETBIOS L"StatusNetBIOS"
#define PARAM_NAME__STATUS_DNS L"StatusDNS"
#define PARAM_NAME__STATUS_KERBEROS L"StatusKerberos"
#define PARAM_NAME__REQUIRE_DNS L"RequireDNS"
#define PARAM_DEFAULT__REQUIRE_DNS 0
#define PARAM_NAME__REQUIRE_KERBEROS L"RequireKerberos"
#define PARAM_DEFAULT__REQUIRE_KERBEROS 0
#define PARAM_NAME__NEXT_UPDATE L"NextUpdate"
#define PARAM_NAME__UPDATE_INTERVAL L"UpdateInterval"
#define PARAM_DEFAULT__UPDATE_INTERVAL ( 60 * 24 * 7 ) // 1 week
#define PARAM_MINIMUM__UPDATE_INTERVAL ( 60 ) // 1 hour
#define PARAM_MAXIMUM__UPDATE_INTERVAL ( 60 * 24 * 7 * 365 ) // 1 year
//
// netname worker thread check frequencies for when talking to the DNS server
// goes as expected and when they don't. periods are in seconds. Short periods
// are for testing.
//
//#define _SHORT_PERIODS
#ifdef _SHORT_PERIODS
#define NETNAME_WORKER_NORMAL_CHECK_PERIOD 60
#define NETNAME_WORKER_PROBLEM_CHECK_PERIOD 60
#define NETNAME_WORKER_PENDING_PERIOD 2
#else
#define NETNAME_WORKER_NORMAL_CHECK_PERIOD (60 * 60 * 24) // 24 hours
#define NETNAME_WORKER_PROBLEM_CHECK_PERIOD (60 * 10) // 10 minutes
#define NETNAME_WORKER_PENDING_PERIOD 60
#endif
//
// this struct is used to hold the matched set of DNS A and PTR records with
// which the network name's DNS name and reverse name are registered.
// {Fwd,Rev}ZoneIsDynamic is used as a validity flag in the case where the
// initial DnsUpdateTest call timed out and we later discover that this server
// doesn't except updates. In that case, ZoneIsDynamic is set to FALSE and the
// worker thread checks for these records are skipped.
//
// In hind sight, each record type should have had its own DNS_LIST entry
// instead of putting both A and PTR together in one structure. This has led
// to constructing an invalid list of PTR records in its
// DNS_RRSET. Consequently, there is some ugly code in RegisterDnsRecords that
// has to build a fake DNS_RRSET in order to get the PTR records registered.
//
typedef struct _DNS_LISTS {
DNS_RRSET A_RRSet;
DNS_STATUS LastARecQueryStatus;
DNS_RRSET PTR_RRSet;
DNS_STATUS LastPTRRecQueryStatus; // not used
PIP4_ARRAY DnsServerList;
LPWSTR ConnectoidName;
//
// TRUE if we couldn't contact the server during record build time. This
// means that the worker thread will need to call DnsUpdateTest to
// determine if the server is dynamic
//
BOOL UpdateTestTimeout;
//
// used to "invalidate" this entry if we discovered after online that the
// server isn't dynamic
//
BOOL ForwardZoneIsDynamic;
//
// TRUE if we've already logged an error about this entry in the system
// event log
//
BOOL AErrorLogged;
//
// PTR corresponding vars with same functionality as their A counterparts
//
BOOL ReverseZoneIsDynamic;
BOOL PTRErrorLogged;
} DNS_LISTS, *PDNS_LISTS;
//
// set this define to one to get addt'l debug spew to see the interaction with
// the DNS server and determine if the RRSet structures are getting built
// correctly.
//
#define DBG_DNSLIST 0
//
// this struct is used to hold the mapping between a cluster IP address and a
// DNS domain name. The FQDN is built using these domain suffixes and the
// cluster netname. The connectoid name is included so we can log over which
// NIC we did the registration.
//
typedef struct _DOMAIN_ADDRESS_MAPPING {
LPWSTR ConnectoidName;
LPWSTR IpAddress;
LPWSTR DomainName;
PIP4_ARRAY DnsServerList;
} DOMAIN_ADDRESS_MAPPING, *PDOMAIN_ADDRESS_MAPPING;
//
// backing structure for resource properties
//
typedef struct _NETNAME_PARAMS {
//
// the name that is currently online
//
LPWSTR NetworkName;
//
// true if RemapPipeNames set to one; used by SQL to remap virtual pipe
// names to the node's name (?)
//
DWORD NetworkRemap;
//
// pointer to r/o encrypted computer object password
//
PBYTE NetworkRandom;
//
// R/W props: if set to TRUE, the respective section must succeed for the
// resource to go online. RequireKerberos implies RequireDNS.
//
BOOL RequireDNS;
BOOL RequireKerberos;
//
// read-only props that reflect final status codes for the corresponding
// functionality
//
DWORD StatusNetBIOS;
DWORD StatusDNS;
DWORD StatusKerberos;
//
// read-only timestamp of when to perform next password update
//
FILETIME NextUpdate;
//
// R/W pwd update interval in minutes
//
// ISSUE: units should be changed to hours and maybe even days
//
DWORD UpdateInterval;
} NETNAME_PARAMS, *PNETNAME_PARAMS;
//
// netname resource context block. One per instance of a netname resource.
//
typedef struct {
LIST_ENTRY Next;
LONG RefCount; // ref count on entire resource block
CLUSTER_RESOURCE_STATE State;
RESOURCE_HANDLE ResourceHandle; // handle to ourselves
DWORD dwFlags;
HANDLE * NameHandleList; // array of netbios w/s handles
DWORD NameHandleCount;
CLUS_WORKER PendingThread;
LPWSTR NodeName;
LPWSTR NodeId;
//
// handles to our resource key, resource parameters key and node
// parameters keys as well as the resource itself
//
HKEY ResKey;
HKEY ParametersKey;
HKEY NodeParametersKey;
HRESOURCE ClusterResourceHandle;
//
// used during online pending processing so we can keep increasing the
// checkpoint value for each individual resource
//
ULONG StatusCheckpoint;
//
// count and pointer to the DNS publishing information; mutex is used to
// sync access to DnsLists and NumberOfDnsLists
//
HANDLE DnsListMutex;
DWORD NumberOfDnsLists;
PDNS_LISTS DnsLists;
//
// holder of resource properties
//
NETNAME_PARAMS Params;
//
// used to handle case where the name property has changed while the
// resource is online. If TRUE, then offline processing will take
// appropriate steps to handle this condition.
//
BOOL NameChangedWhileOnline;
//
// number of bytes pointed to by Params.NetworkRandom
//
DWORD RandomSize;
//
// objectGUID attribute of the computer object from DS. Using the GUID
// frees us from having to track object moves in the DS.
//
LPWSTR ObjectGUID;
//
// DoKerberosCheck is TRUE if AddComputerObject was successful. This is
// used by the worker thread to check on the computer object. The status
// returned by that check is stored in KerberosStatus.
//
BOOL DoKerberosCheck;
DWORD KerberosStatus;
//
// used to track if we should delete the computer account at the DS when
// the resource goes offline. This happens when RequireKerberos is changed
// from one to zero. If we don't do this, client's will not fallback to
// NTLM authentication when negotiating a security context.
//
BOOL DeleteCOWhenOffline;
} NETNAME_RESOURCE, *PNETNAME_RESOURCE;
//
// public routines
//
DWORD
GrowBlock(
PCHAR * Block,
DWORD UsedEntries,
DWORD BlockSize,
PDWORD FreeEntries
);
DWORD
NetNameCheckNbtName(
IN LPCWSTR NetName,
IN DWORD NameHandleCount,
IN HANDLE * NameHandleList,
IN RESOURCE_HANDLE ResourceHandle
);
#ifdef __cplusplus
extern "C" {
#endif
DWORD
NetNameAddComputerObject(
IN PCLUS_WORKER Worker,
IN PNETNAME_RESOURCE Resource,
OUT PWCHAR * MachinePwd
);
DWORD
NetNameDeleteComputerObject(
IN PNETNAME_RESOURCE Resource
);
HRESULT
CheckComputerObjectAttributes(
IN PNETNAME_RESOURCE Resource
);
DWORD
IsComputerObjectInDS(
IN LPWSTR NodeName,
IN LPWSTR NewObjectName,
OUT PBOOL ObjectExists
);
HRESULT
GetComputerObjectGuid(
IN PNETNAME_RESOURCE Resource
);
HRESULT
RenameComputerObject(
IN PNETNAME_RESOURCE Resource,
IN LPWSTR NewName OPTIONAL
);
DWORD
UpdateCompObjPassword(
IN PNETNAME_RESOURCE Resource
);
#ifdef __cplusplus
}
#endif
/* end netname.h */