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dsmemberutil(1)                          BSD General Commands Manual                         dsmemberutil(1)

NAME
     dsmemberutil -- various operations for the membership APIs, including state dump, check memberships,
     UUIDs, etc.

SYNOPSIS
     dsmemberutil [-v] [-h] command [options]

DESCRIPTION
     dsmemberutil is a program that implements the membership API calls in a command line utility.

FLAGS
     A list of flags and their descriptions:

     -h      Lists the options for calling dsmemberutil

     -v      Causes dsmemberutil to operate in verbose mode.

COMMANDS
     The action of each command is described below:

     getuuid -ugUGsS value
                 Takes any of the options and returns the associated UUID.

     getid -UGsSX value
                 Takes any of the options and returns the associated UID or GID depending on option pro-vided. provided.
                 vided.

     getsid -ugUGX value
                 Takes any of the options and returns the associated SID.

     checkmembership -uUxs param -gGXS param
                 Returns if a user or group with the associated option is a member of the group.

     flushcache  Flushes the current membership cache.

     dumpstate   Dumps the current state of the cache to /Library/Logs/membership_dump.log.

     statistics [-f]
                 Dumps the membership call statistics or optionally flushes them with the option -f.

     A list of options available. In some cases -xX and -sS can be used synonymously due to nature of the
     value.

     -u uid           Using user with UID

     -U name          Using user with name

     -s sid           Using user with SID

     -x uuid          Using user with UUID

     -g gid           Using group with GID

     -G name          Using group with name

     -S sid           Using group with SID

     -X uuid          Using group with UUID

EXAMPLES
     Get a user's uuid:
                    % dsmemberutil getuuid -u 501
                    EEA4F2F6-B268-49E7-9C6F-E3C4A37DA4FD

     Get a group's uuid
                    % dsmemberutil getuuid -g 0
                    ABCDEFAB-CDEF-ABCD-EFAB-CDEF00000000

     Get a user's or group's id from a uuid
                    % dsmemberutil getid -X ABCDEFAB-CDEF-ABCD-EFAB-CDEF0000000C
                    gid: 12

     Check a user's membership in a group (using UID and GID)
                    % dsmemberutil checkmembership -u 501 -g 0
                    user is not a member of the group

     Check a user's membership in a group (using names)
                    % dsmemberutil checkmembership -U root -G wheel
                    user is a member of the group

SEE ALSO
     DirectoryService(8), dseditgroup(1), dscacheutil(1)

Darwin                                           Jan 1, 2007                                          Darwin