smbd-adm.txt

   1
   2 MS-FSA:
   3
   4         Per Open (Volatile):
   5
   6                 RootOpen - Share
   7                 FileName - absolute/relative to root?
   8                 File
   9                 Link
  10                 Stream
  11                 Privileges - (backup/restore/symlink/manage volume/is_admin)
  12                 GrantedAccess
  13                 RemainingDesiredAccess
  14                 SharingAccess
  15                 Per Directory:
  16                         search mask, search index...
  17                         some more stuff...
  18                 UserSetModTime
  19                 UserSetWriteTime
  20                 NextEAEntry
  21                 OplockKey (guid)
  22
  23         Per Brlock (Volatile):
  24                 LockOffset
  25                 LockLength
  26                 IsExclusive
  27                 OwnerOpen
  28
  29         Per NotifyEntryWatch (Volatile):
  30                 ...
  31
  32         Per RHOpcontext (Volatile):
  33                 Open
  34                 BreakingToRead
  35
  36         Per Oplock (Volatile per Stream):
  37                 ExclusiveOpen: 1 Open
  38                 Level2Opens: 0..x Opens
  39                 ReadOpens: 0..x Opens
  40                 ReadHandleOpens: 0..x Opens
  41                 ReadHandleBreakQueue: 0..x RHOpContexts
  42                 WaitList: 0..x Opens waiting for Breaks
  43                 State: all kind of flags
  44                         NO_OPLOCK
  45                         LEVEL_ONE_OPLOCK
  46                         BATCH_OPLOCK
  47                         LEVEL_TWO_OPLOCK
  48                         EXCLUSIVE
  49                         BREAK_TO_TWO
  50                         BREAK_TO_NONE
  51                         BREAK_TO_TWO_TO_NONE
  52                         READ_CACHING
  53                         HANDLE_CACHING
  54                         WRITE_CACHING ???
  55
  56         Per File (Persistent):
  57                 FileType: file or directory
  58                 FileID: uint64_t unique (inode?)
  59                 FileNumber: uint64_t unique (seqnum?)
  60                 LinkList: 1..x links (dir => x == 1)
  61                 SecurityDescriptor:
  62                 FileAttributes:
  63                 CreationTime:
  64                 LastModificationTime:
  65                 LastChangeTime:
  66                 LastAccessTime:
  67                 ExtendedAttributes:
  68                 ExtendedAttributesLength:
  69                 ObjectId: guid maybe NULL
  70                 BirthVolumeId: guid
  71                 BirthObjectId: guid maybe NULL
  72                 StreamList:
  73                 ReparseTag: uint32_t
  74                 ReparseGUID: guid
  75                 ReparseData:
  76                 DirectoryList: for directories only
  77                 Volume:
  78                 Usn: uint64_t
  79                 IsSymbolicLink:
  80                 UserCertificateList:
  81                 Volatile Fields:
  82                         OpenList:
  83                         PendingNotifications: uint32_t ??? for directories only
  84
  85         Per Link (Persistent):
  86                 Name: 1..256 chars (UTF16 or UCS2?)
  87                 ShortName: maybe NULL
  88                 File:
  89                 ParentFile:
  90                 IsDeleted:
  91                 Volatile Fields:
  92                         PendingNotifications: uint32_t ??? for directories only
  93
  94         Per Stream (Persistent):
  95                 StreamType: data or directory stream
  96                 Name: 256 chars (UTF16 or UCS2)
  97                 Size: uint64_t
  98                 AllocationSize: uint64_t multiple of File.Volume.ClusterSize.
  99                 ValidDataLength: uint64_t (optional)
 100                 File:
 101                 IsCompressed:
 102                 IsSparse:
 103                 IsTemporary:
 104                 IsEncrypted:
 105                 ExtentList:
 106                 Volatile Fields:
 107                         Oplock: maybe NULL
 108                         ByteRangeLockList:
 109                         IsDeleted:
 110                         IsDefectManagementDisabled:
 111                         PendingNotifications: uint32_t ??? for directories only
 112                         ZeroOnDeallocate:
 113
 114
 115
 116 SMB 2.10:
 117 - session reauth
 118 - branch cache hash
 119 - multi-credit on port 445
 120 - lease and resilience
 121 - lock replay!!!
 122
 123 The SMB 2.1 dialect introduces the following enhancements:
 124 - Allowing a client to indicate support for multiple SMB 2 dialects in a multi-protocol negotiate
 125 request.
 126 - Allowing a client to obtain and preserve client caching state across multiple opens from the same
 127 client.
 128 - Allowing a client to mark individual write operations on unbuffered handles to be treated as
 129 write-through.
 130 - Allowing a client to retrieve hashes of a file for use in branch cache retrieval, as specified in [MS-
 131 PCCRC].
 132
 133 SMB 2.22:
 134
 135 channel epoch number...
 136
 137
 138 channel bind should distribute the fd's related to the session
 139 via fd passing.
 140
 141 cluster:
 142 witness discovery
 143
 144 witness monitoring. register/unregister.
 145
 146 async rpc.
 147
 148
 149 net name offline
 150 ip offline
 151
 152 net name online
 153 ip online
 154
 155 loadbalancing
 156
 157 client side failover client cluster:
 158 application move