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==========
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setcifsacl
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==========
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------------------------------------------------------------------------------------------------
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Userspace helper to alter an ACL in a security descriptor for Common Internet File System (CIFS)
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:Manual section: 1
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********
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SYNOPSIS
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********
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setcifsacl [-v|-a|-D|-M|-S] "{one or more ACEs}" {file system object}
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***********
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DESCRIPTION
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***********
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This tool is part of the cifs-utils suite.
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``setcifsacl`` is a userspace helper program for the Linux CIFS client
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file system. It is intended to alter an ACL of a security descriptor
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for a file system object. Whether a security descriptor to be set is
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applied or not is determined by the CIFS/SMB server.
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This program uses a plugin to handle the mapping of user and group
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names to SIDs. *@pluginpath@* should be a symlink that points to the
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correct plugin to use.
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*******
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OPTIONS
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*******
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-h
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Print usage message and exit.
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-v
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Print version number and exit.
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-a
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Add one or more ACEs to an ACL of a security descriptor. An ACE is
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added even if the same ACE exists in the ACL.
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-D
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Delete one or more ACEs from an ACL of a security descriptor. Entire
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ACE has to match in an existing ACL for the listed ACEs to be deleted.
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-M
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Modify one or more ACEs from an ACL of a security descriptor. SID and
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type are used to match for existing ACEs to be modified with the list
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of ACEs specified.
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-S
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Set an ACL of security descriptor with the list of ACEs Existing ACL
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is replaced entirely with the specified ACEs.
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Every ACE entry starts with "ACL:" One or more ACEs are specified
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within double quotes. Multiple ACEs are separated by a comma.
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Following fields of an ACE can be modified with possible values:
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- ``SID`` - Either a name or a raw SID value.
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- ``type`` - ALLOWED (0x0), DENIED (0x1), OBJECT_ALLOWED (0x5), OBJECT_DENIED (0x6)
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- ``flags`` - OBJECT_INHERIT_FLAG (OI or 0x1),
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CONTAINER_INHERIT_FLAG (CI or 0x2), NO_PROPAGATE_INHERIT_FLAG (NI
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or 0x4), INHERIT_ONLY_FLAG (IO or 0x8), INHERITED_ACE_FLAG (IA or
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0x10) or a combination/OR of these values.
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- ``mask`` - Either one of FULL, CHANGE, READ, a combination of R W X D P O, or a hex value.
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********
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EXAMPLES
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********
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Add an ACE
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==========
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setcifsacl -a "ACL:CIFSTESTDOM\user2:DENIED/0x1/D" <file_name>
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setcifsacl -a "ACL:CIFSTESTDOM\user1:ALLOWED/OI|CI|NI/D" <file_name>
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Delete an ACE
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=============
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setcifsacl -D "ACL:S-1-1-0:0x1/OI/0x1201ff" <file_name>
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Modify an ACE
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=============
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setcifsacl -M "ACL:CIFSTESTDOM\user1:ALLOWED/0x1f/CHANGE" <file_name>
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Set an ACL
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==========
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setcifsacl -S "ACL:CIFSTESTDOM\Administrator:0x0/0x0/FULL,ACL:CIFSTESTDOM\user2:0x0/0x0/FULL" <file_name>
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*****
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NOTES
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*****
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Kernel support for getcifsacl/setcifsacl utilities was initially
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introduced in the 2.6.37 kernel.
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********
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SEE ALSO
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********
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mount.cifs(8), getcifsacl(1)
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******
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AUTHOR
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******
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Shirish Pargaonkar wrote the setcifsacl program.
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The Linux CIFS Mailing list is the preferred place to ask questions
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regarding these programs.
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