'\" t
.\"     Title: wbinfo
.\"    Author: [see the "AUTHOR" section]
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\"      Date: 04/07/2024
.\"    Manual: User Commands
.\"    Source: Samba 4.20.0
.\"  Language: English
.\"
.TH "WBINFO" "1" "04/07/2024" "Samba 4\&.20\&.0" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el       .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
wbinfo \- Query information from winbind daemon
.SH "SYNOPSIS"
.HP \w'\ 'u
wbinfo [\-a\ user%password] [\-\-all\-domains] [\-\-allocate\-gid] [\-\-allocate\-uid] [\-c] [\-\-ccache\-save] [\-\-change\-user\-password] [\-D\ domain] [\-\-dc\-info\ domain] [\-\-domain\ domain] [\-\-dsgetdcname\ domain] [\-g] [\-\-getdcname\ domain] [\-\-get\-auth\-user] [\-G\ gid] [\-\-gid\-info\ gid] [\-\-group\-info\ group] [\-\-help|\-?] [\-i\ user] [\-I\ ip] [\-K\ user%password] [\-\-krb5ccname\ cctype] [\-\-lanman] [\-\-logoff] [\-\-logoff\-uid\ uid] [\-\-logoff\-user\ username] [\-\-lookup\-sids] [\-m] [\-n\ name] [\-N\ netbios\-name] [\-\-ntlmv1] [\-\-ntlmv2] [\-\-online\-status] [\-\-own\-domain] [\-p] [\-P|\-\-ping\-dc] [\-\-pam\-logon\ user%password] [\-r\ user] [\-R|\-\-lookup\-rids] [\-\-remove\-gid\-mapping\ gid,sid] [\-\-remove\-uid\-mapping\ uid,sid] [\-s\ sid] [\-\-separator] [\-\-sequence] [\-\-set\-auth\-user\ user%password] [\-\-set\-gid\-mapping\ gid,sid] [\-\-set\-uid\-mapping\ uid,sid] [\-S\ sid] [\-\-sid\-aliases\ sid] [\-\-sid\-to\-fullname\ sid] [\-\-sids\-to\-unix\-ids\ sidlist] [\-t] [\-u] [\-\-uid\-info\ uid] [\-\-usage] [\-\-user\-domgroups\ sid] [\-\-user\-sidinfo\ sid] [\-\-user\-sids\ sid] [\-U\ uid] [\-V] [\-\-verbose] [\-Y\ sid]
.SH "DESCRIPTION"
.PP
This tool is part of the
\fBsamba\fR(7)
suite\&.
.PP
The
wbinfo
program queries and returns information created and used by the
\fBwinbindd\fR(8)
daemon\&.
.PP
The
\fBwinbindd\fR(8)
daemon must be configured and running for the
wbinfo
program to be able to return information\&.
.SH "OPTIONS"
.PP
\-a|\-\-authenticate \fIusername%password\fR
.RS 4
Attempt to authenticate a user via
\fBwinbindd\fR(8)\&. This checks both authentication methods and reports its results\&.
.if n \{\
.sp
.\}
.RS 4
.it 1 an-trap
.nr an-no-space-flag 1
.nr an-break-flag 1
.br
.ps +1
\fBNote\fR
.ps -1
.br
Do not be tempted to use this functionality for authentication in third\-party applications\&. Instead use
\fBntlm_auth\fR(1)\&.
.sp .5v
.RE
.RE
.PP
\-\-allocate\-gid
.RS 4
Get a new GID out of idmap
.RE
.PP
\-\-allocate\-uid
.RS 4
Get a new UID out of idmap
.RE
.PP
\-\-all\-domains
.RS 4
List all domains (trusted and own domain)\&.
.RE
.PP
\-c|\-\-change\-secret
.RS 4
Change the trust account password\&. May be used in conjunction with
\fBdomain\fR
in order to change interdomain trust account passwords\&.
.RE
.PP
\-\-change\-secret\-at \fIdomain\-controller\fR
.RS 4
Change the trust account password at a specific domain controller\&. Fails if the specified domain controller cannot be contacted\&.
.RE
.PP
\-\-ccache\-save \fIusername%password\fR
.RS 4
Store user and password for ccache\&.
.RE
.PP
\-\-change\-user\-password \fIusername\fR
.RS 4
Change the password of a user\&. The old and new password will be prompted\&.
.RE
.PP
\-\-dc\-info \fIdomain\fR
.RS 4
Displays information about the current domain controller for a domain\&.
.RE
.PP
\-\-domain \fIname\fR
.RS 4
This parameter sets the domain on which any specified operations will performed\&. If special domain name \*(Aq\&.\*(Aq is used to represent the current domain to which
\fBwinbindd\fR(8)
belongs\&. A \*(Aq*\*(Aq as the domain name means to enumerate over all domains (NOTE: This can take a long time and use a lot of memory)\&.
.RE
.PP
\-D|\-\-domain\-info \fIdomain\fR
.RS 4
Show most of the info we have about the specified domain\&.
.RE
.PP
\-\-dsgetdcname \fIdomain\fR
.RS 4
Find a DC for a domain\&.
.RE
.PP
\-\-gid\-info \fIgid\fR
.RS 4
Get group info from gid\&.
.RE
.PP
\-\-group\-info \fIgroup\fR
.RS 4
Get group info from group name\&.
.RE
.PP
\-g|\-\-domain\-groups
.RS 4
This option will list all groups available in the Windows NT domain for which the
\fBsamba\fR(7)
daemon is operating in\&. Groups in all trusted domains can be listed with the \-\-domain=\*(Aq*\*(Aq option\&. Note that this operation does not assign group ids to any groups that have not already been seen by
\fBwinbindd\fR(8)\&.
.RE
.PP
\-\-get\-auth\-user
.RS 4
Print username and password used by
\fBwinbindd\fR(8)
during session setup to a domain controller\&. Username and password can be set using
\fB\-\-set\-auth\-user\fR\&. Only available for root\&.
.RE
.PP
\-\-getdcname \fIdomain\fR
.RS 4
Get the DC name for the specified domain\&.
.RE
.PP
\-G|\-\-gid\-to\-sid \fIgid\fR
.RS 4
Try to convert a UNIX group id to a Windows NT SID\&. If the gid specified does not refer to one within the idmap gid range then the operation will fail\&.
.RE
.PP
\-?
.RS 4
Print brief help overview\&.
.RE
.PP
\-i|\-\-user\-info \fIuser\fR
.RS 4
Get user info\&.
.RE
.PP
\-I|\-\-WINS\-by\-ip \fIip\fR
.RS 4
The
\fI\-I\fR
option queries
\fBwinbindd\fR(8)
to send a node status request to get the NetBIOS name associated with the IP address specified by the
\fIip\fR
parameter\&.
.RE
.PP
\-K|\-\-krb5auth \fIusername%password\fR
.RS 4
Attempt to authenticate a user via Kerberos\&.
.RE
.PP
\-\-krb5ccname \fIKRB5CCNAME\fR
.RS 4
Allows one to request a specific kerberos credential cache type used for authentication\&.
.RE
.PP
\-\-lanman
.RS 4
Use lanman cryptography for user authentication\&.
.RE
.PP
\-\-logoff
.RS 4
Logoff a user\&.
.RE
.PP
\-\-logoff\-uid \fIUID\fR
.RS 4
Define user uid used during logoff request\&.
.RE
.PP
\-\-logoff\-user \fIUSERNAME\fR
.RS 4
Define username used during logoff request\&.
.RE
.PP
\-\-lookup\-sids \fISID1,SID2\&.\&.\&.\fR
.RS 4
Looks up SIDs\&. SIDs must be specified as ASCII strings in the traditional Microsoft format\&. For example, S\-1\-5\-21\-1455342024\-3071081365\-2475485837\-500\&.
.RE
.PP
\-m|\-\-trusted\-domains
.RS 4
Produce a list of domains trusted by the Windows NT server
\fBwinbindd\fR(8)
contacts when resolving names\&. This list does not include the Windows NT domain the server is a Primary Domain Controller for\&.
.RE
.PP
\-n|\-\-name\-to\-sid \fIname\fR
.RS 4
The
\fI\-n\fR
option queries
\fBwinbindd\fR(8)
for the SID associated with the name specified\&. Domain names can be specified before the user name by using the winbind separator character\&. For example CWDOM1/Administrator refers to the Administrator user in the domain CWDOM1\&. If no domain is specified then the domain used is the one specified in the
\fBsmb.conf\fR(5)
\fIworkgroup \fR
parameter\&.
.RE
.PP
\-N|\-\-WINS\-by\-name \fIname\fR
.RS 4
The
\fI\-N\fR
option queries
\fBwinbindd\fR(8)
to query the WINS server for the IP address associated with the NetBIOS name specified by the
\fIname\fR
parameter\&.
.RE
.PP
\-\-ntlmv1
.RS 4
Use NTLMv1 cryptography for user authentication\&.
.RE
.PP
\-\-ntlmv2
.RS 4
Use NTLMv2 cryptography for user authentication\&. NTLMv2 is the default method, this option is only maintained for compatibility\&.
.RE
.PP
\-\-online\-status \fIdomain\fR
.RS 4
Display whether winbind currently maintains an active connection or not\&. An optional domain argument limits the output to the online status of a given domain\&.
.RE
.PP
\-\-own\-domain
.RS 4
List own domain\&.
.RE
.PP
\-\-pam\-logon \fIusername%password\fR
.RS 4
Attempt to authenticate a user in the same way pam_winbind would do\&.
.RE
.PP
\-p|\-\-ping
.RS 4
Check whether
\fBwinbindd\fR(8)
is still alive\&. Prints out either \*(Aqsucceeded\*(Aq or \*(Aqfailed\*(Aq\&.
.RE
.PP
\-P|\-\-ping\-dc
.RS 4
Issue a no\-effect command to our DC\&. This checks if our secure channel connection to our domain controller is still alive\&. It has much less impact than wbinfo \-t\&.
.RE
.PP
\-r|\-\-user\-groups \fIusername\fR
.RS 4
Try to obtain the list of UNIX group ids to which the user belongs\&. This only works for users defined on a Domain Controller\&.
.sp
There are two scenaries:
.RS
.sp
.RS 4
.ie n \{\
\h'-04' 1.\h'+01'\c
.\}
.el \{\
.sp -1
.IP "  1." 4.2
.\}
User authenticated: When the user has been authenticated, the access token for the user is cached\&. The correct group memberships are then returned from the cached user token (which can be outdated)\&.
.RE
.sp
.RS 4
.ie n \{\
\h'-04' 2.\h'+01'\c
.\}
.el \{\
.sp -1
.IP "  2." 4.2
.\}
User *NOT* authenticated: The information is queries from the domain controller using the machine account credentials which have limited permissions\&. The result is normally incomplete and can be also incorrect\&.
.RE
.sp
.RE
.RE
.PP
\-R|\-\-lookup\-rids \fIrid1, rid2, rid3\&.\&.\&.\fR
.RS 4
Converts RIDs to names\&. Uses a comma separated list of rids\&.
.RE
.PP
\-\-remove\-gid\-mapping \fIGID,SID\fR
.RS 4
Removes an existing GID to SID mapping from the database\&.
.RE
.PP
\-\-remove\-uid\-mapping \fIUID,SID\fR
.RS 4
Removes an existing UID to SID mapping from the database\&.
.RE
.PP
\-s|\-\-sid\-to\-name \fIsid\fR
.RS 4
Use
\fI\-s\fR
to resolve a SID to a name\&. This is the inverse of the
\fI\-n \fR
option above\&. SIDs must be specified as ASCII strings in the traditional Microsoft format\&. For example, S\-1\-5\-21\-1455342024\-3071081365\-2475485837\-500\&.
.RE
.PP
\-\-separator
.RS 4
Get the active winbind separator\&.
.RE
.PP
\-\-sequence
.RS 4
This command has been deprecated\&. Please use the \-\-online\-status option instead\&.
.RE
.PP
\-\-set\-auth\-user \fIusername%password\fR
.RS 4
Store username and password used by
\fBwinbindd\fR(8)
during session setup to a domain controller\&. This enables winbindd to operate in a Windows 2000 domain with Restrict Anonymous turned on (a\&.k\&.a\&. Permissions compatible with Windows 2000 servers only)\&.
.RE
.PP
\-\-set\-gid\-mapping \fIGID,SID\fR
.RS 4
Create a GID to SID mapping in the database\&.
.RE
.PP
\-\-set\-uid\-mapping \fIUID,SID\fR
.RS 4
Create a UID to SID mapping in the database\&.
.RE
.PP
\-S|\-\-sid\-to\-uid \fIsid\fR
.RS 4
Convert a SID to a UNIX user id\&. If the SID does not correspond to a UNIX user mapped by
\fBwinbindd\fR(8)
then the operation will fail\&.
.RE
.PP
\-\-sid\-aliases \fIsid\fR
.RS 4
Get SID aliases for a given SID\&.
.RE
.PP
\-\-sid\-to\-fullname \fIsid\fR
.RS 4
Converts a SID to a full username (DOMAIN\eusername)\&.
.RE
.PP
\-\-sids\-to\-unix\-ids \fIsid1,sid2,sid3\&.\&.\&.\fR
.RS 4
Resolve SIDs to Unix IDs\&. SIDs must be specified as ASCII strings in the traditional Microsoft format\&. For example, S\-1\-5\-21\-1455342024\-3071081365\-2475485837\-500\&.
.RE
.PP
\-t|\-\-check\-secret
.RS 4
Verify that the workstation trust account created when the Samba server is added to the Windows NT domain is working\&. May be used in conjunction with
\fBdomain\fR
in order to verify interdomain trust accounts\&.
.RE
.PP
\-u|\-\-domain\-users
.RS 4
This option will list all users available in the Windows NT domain for which the
\fBwinbindd\fR(8)
daemon is operating in\&. Users in all trusted domains can be listed with the \-\-domain=\*(Aq*\*(Aq option\&. Note that this operation does not assign user ids to any users that have not already been seen by
\fBwinbindd\fR(8)
\&.
.RE
.PP
\-\-uid\-info \fIuid\fR
.RS 4
Get user info for the user connected to user id UID\&.
.RE
.PP
\-\-usage
.RS 4
Print brief help overview\&.
.RE
.PP
\-\-user\-domgroups \fIsid\fR
.RS 4
Get user domain groups\&.
.RE
.PP
\-\-user\-sidinfo \fIsid\fR
.RS 4
Get user info by sid\&.
.RE
.PP
\-\-user\-sids \fIsid\fR
.RS 4
Get user group SIDs for user\&.
.RE
.PP
\-U|\-\-uid\-to\-sid \fIuid\fR
.RS 4
Try to convert a UNIX user id to a Windows NT SID\&. If the uid specified does not refer to one within the idmap range then the operation will fail\&.
.RE
.PP
\-\-verbose
.RS 4
Print additional information about the query results\&.
.RE
.PP
\-Y|\-\-sid\-to\-gid \fIsid\fR
.RS 4
Convert a SID to a UNIX group id\&. If the SID does not correspond to a UNIX group mapped by
\fBwinbindd\fR(8)
then the operation will fail\&.
.RE
.PP
\-V|\-\-version
.RS 4
Prints the program version number\&.
.RE
.PP
\-?|\-\-help
.RS 4
Print a summary of command line options\&.
.RE
.PP
\-\-usage
.RS 4
Display brief usage message\&.
.RE
.SH "EXIT STATUS"
.PP
The wbinfo program returns 0 if the operation succeeded, or 1 if the operation failed\&. If the
\fBwinbindd\fR(8)
daemon is not working
wbinfo
will always return failure\&.
.SH "VERSION"
.PP
This man page is part of version 4\&.20\&.0 of the Samba suite\&.
.SH "SEE ALSO"
.PP
\fBwinbindd\fR(8)
and
\fBntlm_auth\fR(1)
.SH "AUTHOR"
.PP
The original Samba software and related utilities were created by Andrew Tridgell\&. Samba is now developed by the Samba Team as an Open Source project similar to the way the Linux kernel is developed\&.
.PP
wbinfo
and
winbindd
were written by Tim Potter\&.
.PP
The conversion to DocBook for Samba 2\&.2 was done by Gerald Carter\&. The conversion to DocBook XML 4\&.2 for Samba 3\&.0 was done by Alexander Bokovoy\&.