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diff --git a/docs/manpages/winbindd.8 b/docs/manpages/winbindd.8 index 31ed3ba332..696de8537b 100644 --- a/docs/manpages/winbindd.8 +++ b/docs/manpages/winbindd.8 @@ -1,240 +1,242 @@ -.\"Generated by db2man.xsl. Don't modify this, modify the source. -.de Sh \" Subsection -.br -.if t .Sp -.ne 5 -.PP -\fB\\$1\fR -.PP -.. -.de Sp \" Vertical space (when we can't use .PP) -.if t .sp .5v -.if n .sp -.. -.de Ip \" List item -.br -.ie \\n(.$>=3 .ne \\$3 -.el .ne 3 -.IP "\\$1" \\$2 -.. -.TH "WINBINDD" 8 "" "" "" +.\" This manpage has been automatically generated by docbook2man +.\" from a DocBook document. This tool can be found at: +.\" <http://shell.ipoline.com/~elmert/comp/docbook2X/> +.\" Please send any bug reports, improvements, comments, patches, +.\" etc. to Steve Cheng <steve@ggi-project.org>. +.TH "WINBINDD" "8" "04 March 2003" "" "" .SH NAME -winbindd \- Name Service Switch daemon for resolving names from NT servers -.SH "SYNOPSIS" +winbindd \- Name Service Switch daemon for resolving names from NT servers +.SH SYNOPSIS -.nf -\fBwinbindd\fR [-F] [-S] [-i] [-B] [-d <debug level>] [-s <smb config file>] [-n] -.fi +\fBwinbindd\fR [ \fB-F\fR ] [ \fB-S\fR ] [ \fB-i\fR ] [ \fB-B\fR ] [ \fB-d <debug level>\fR ] [ \fB-s <smb config file>\fR ] [ \fB-n\fR ] .SH "DESCRIPTION" - -.PP -This program is part of the \fBSamba\fR(7) suite\&. - -.PP -\fBwinbindd\fR is a daemon that provides a service for the Name Service Switch capability that is present in most modern C libraries\&. The Name Service Switch allows user and system information to be obtained from different databases services such as NIS or DNS\&. The exact behaviour can be configured throught the \fI/etc/nsswitch\&.conf\fR file\&. Users and groups are allocated as they are resolved to a range of user and group ids specified by the administrator of the Samba system\&. - -.PP -The service provided by \fBwinbindd\fR is called `winbind' and can be used to resolve user and group information from a Windows NT server\&. The service can also provide authentication services via an associated PAM module\&. - .PP -The \fIpam_winbind\fR module in the 2\&.2\&.2 release only supports the \fIauth\fR and \fIaccount\fR module-types\&. The latter simply performs a getpwnam() to verify that the system can obtain a uid for the user\&. If the \fIlibnss_winbind\fR library has been correctly installed, this should always succeed\&. - -.PP -The following nsswitch databases are implemented by the winbindd service: - +This program is part of the Samba suite. +.PP +\fBwinbindd\fR is a daemon that provides +a service for the Name Service Switch capability that is present +in most modern C libraries. The Name Service Switch allows user +and system information to be obtained from different databases +services such as NIS or DNS. The exact behaviour can be configured +throught the \fI/etc/nsswitch.conf\fR file. +Users and groups are allocated as they are resolved to a range +of user and group ids specified by the administrator of the +Samba system. +.PP +The service provided by \fBwinbindd\fR is called `winbind' and +can be used to resolve user and group information from a +Windows NT server. The service can also provide authentication +services via an associated PAM module. +.PP +The \fIpam_winbind\fR module in the 2.2.2 release only +supports the \fIauth\fR and \fIaccount\fR +module-types. The latter simply +performs a getpwnam() to verify that the system can obtain a uid for the +user. If the \fIlibnss_winbind\fR library has been correctly +installed, this should always succeed. +.PP +The following nsswitch databases are implemented by +the winbindd service: .TP -hosts -User information traditionally stored in the \fIhosts(5)\fR file and used by \fBgethostbyname(3)\fR functions\&. Names are resolved through the WINS server or by broadcast\&. - - +\fBhosts\fR +User information traditionally stored in +the \fIhosts(5)\fR file and used by +\fBgethostbyname(3)\fR functions. Names are +resolved through the WINS server or by broadcast. .TP -passwd -User information traditionally stored in the \fIpasswd(5)\fR file and used by \fBgetpwent(3)\fR functions\&. - - +\fBpasswd\fR +User information traditionally stored in +the \fIpasswd(5)\fR file and used by +\fBgetpwent(3)\fR functions. .TP -group -Group information traditionally stored in the \fIgroup(5)\fR file and used by \fBgetgrent(3)\fR functions\&. - - +\fBgroup\fR +Group information traditionally stored in +the \fIgroup(5)\fR file and used by +\fBgetgrent(3)\fR functions. +.PP +For example, the following simple configuration in the +\fI/etc/nsswitch.conf\fR file can be used to initially +resolve user and group information from \fI/etc/passwd +\fR and \fI/etc/group\fR and then from the +Windows NT server. .PP -For example, the following simple configuration in the\fI/etc/nsswitch\&.conf\fR file can be used to initially resolve user and group information from \fI/etc/passwd \fR and \fI/etc/group\fR and then from the Windows NT server\&. -.nf +.nf passwd: files winbind group: files winbind + .fi - - .PP -The following simple configuration in the\fI/etc/nsswitch\&.conf\fR file can be used to initially resolve hostnames from \fI/etc/hosts\fR and then from the WINS server\&. - +The following simple configuration in the +\fI/etc/nsswitch.conf\fR file can be used to initially +resolve hostnames from \fI/etc/hosts\fR and then from the +WINS server. .SH "OPTIONS" - .TP --F -If specified, this parameter causes the main \fBwinbindd\fR process to not daemonize, i\&.e\&. double-fork and disassociate with the terminal\&. Child processes are still created as normal to service each connection request, but the main process does not exit\&. This operation mode is suitable for running \fBwinbindd\fR under process supervisors such as \fBsupervise\fR and \fBsvscan\fR from Daniel J\&. Bernstein's \fBdaemontools\fR package, or the AIX process monitor\&. - - +\fB-F\fR +If specified, this parameter causes +the main \fBwinbindd\fR process to not daemonize, +i.e. double-fork and disassociate with the terminal. +Child processes are still created as normal to service +each connection request, but the main process does not +exit. This operation mode is suitable for running +\fBwinbindd\fR under process supervisors such +as \fBsupervise\fR and \fBsvscan\fR +from Daniel J. Bernstein's \fBdaemontools\fR +package, or the AIX process monitor. .TP --S -If specified, this parameter causes \fBwinbindd\fR to log to standard output rather than a file\&. - - +\fB-S\fR +If specified, this parameter causes +\fBwinbindd\fR to log to standard output rather +than a file. .TP --V -Prints the version number for \fBsmbd\fR\&. - - +\fB-d debuglevel\fR +Sets the debuglevel to an integer between +0 and 100. 0 is for no debugging and 100 is for reams and +reams. To submit a bug report to the Samba Team, use debug +level 100 (see BUGS.txt). .TP --s <configuration file> -The file specified contains the configuration details required by the server\&. The information in this file includes server-specific information such as what printcap file to use, as well as descriptions of all the services that the server is to provide\&. See \fI smb\&.conf(5)\fR for more information\&. The default configuration file name is determined at compile time\&. - - +\fB-i\fR +Tells \fBwinbindd\fR to not +become a daemon and detach from the current terminal. This +option is used by developers when interactive debugging +of \fBwinbindd\fR is required. +\fBwinbindd\fR also logs to standard output, +as if the \fB-S\fR parameter had been given. .TP --d|--debug=debuglevel -\fIdebuglevel\fR is an integer from 0 to 10\&. The default value if this parameter is not specified is zero\&. - - -The higher this value, the more detail will be logged to the log files about the activities of the server\&. At level 0, only critical errors and serious warnings will be logged\&. Level 1 is a reasonable level for day to day running - it generates a small amount of information about operations carried out\&. - - -Levels above 1 will generate considerable amounts of log data, and should only be used when investigating a problem\&. Levels above 3 are designed for use only by developers and generate HUGE amounts of log data, most of which is extremely cryptic\&. - - -Note that specifying this parameter here will override the log level parameter in the \fIsmb\&.conf(5)\fR file\&. - - -.TP --l|--logfile=logbasename -File name for log/debug files\&. The extension \fB"\&.client"\fR will be appended\&. The log file is never removed by the client\&. - - -.TP --h|--help -Print a summary of command line options\&. - - +\fB-n\fR +Disable caching. This means winbindd will +always have to wait for a response from the domain controller +before it can respond to a client and this thus makes things +slower. The results will however be more accurate, since +results from the cache might not be up-to-date. This +might also temporarily hang winbindd if the DC doesn't respond. .TP --i -Tells \fBwinbindd\fR to not become a daemon and detach from the current terminal\&. This option is used by developers when interactive debugging of \fBwinbindd\fR is required\&. \fBwinbindd\fR also logs to standard output, as if the \fB-S\fR parameter had been given\&. - - +\fB-B\fR +Dual daemon mode. This means winbindd will run +as 2 threads. The first will answer all requests from the cache, +thus making responses to clients faster. The other will +update the cache for the query that the first has just responded. +Advantage of this is that responses are accurate and fast. .TP --n -Disable caching\&. This means winbindd will always have to wait for a response from the domain controller before it can respond to a client and this thus makes things slower\&. The results will however be more accurate, since results from the cache might not be up-to-date\&. This might also temporarily hang winbindd if the DC doesn't respond\&. - - -.TP --B -Dual daemon mode\&. This means winbindd will run as 2 threads\&. The first will answer all requests from the cache, thus making responses to clients faster\&. The other will update the cache for the query that the first has just responded\&. Advantage of this is that responses stay accurate and are faster\&. - - +\fB-s|--conf=smb.conf\fR +Specifies the location of the all-important +\fIsmb.conf\fR file. .SH "NAME AND ID RESOLUTION" - -.PP -Users and groups on a Windows NT server are assigned a relative id (rid) which is unique for the domain when the user or group is created\&. To convert the Windows NT user or group into a unix user or group, a mapping between rids and unix user and group ids is required\&. This is one of the jobs that \fB winbindd\fR performs\&. - -.PP -As winbindd users and groups are resolved from a server, user and group ids are allocated from a specified range\&. This is done on a first come, first served basis, although all existing users and groups will be mapped as soon as a client performs a user or group enumeration command\&. The allocated unix ids are stored in a database file under the Samba lock directory and will be remembered\&. - .PP -WARNING: The rid to unix id database is the only location where the user and group mappings are stored by winbindd\&. If this file is deleted or corrupted, there is no way for winbindd to determine which user and group ids correspond to Windows NT user and group rids\&. - +Users and groups on a Windows NT server are assigned +a relative id (rid) which is unique for the domain when the +user or group is created. To convert the Windows NT user or group +into a unix user or group, a mapping between rids and unix user +and group ids is required. This is one of the jobs that \fB winbindd\fR performs. +.PP +As winbindd users and groups are resolved from a server, user +and group ids are allocated from a specified range. This +is done on a first come, first served basis, although all existing +users and groups will be mapped as soon as a client performs a user +or group enumeration command. The allocated unix ids are stored +in a database file under the Samba lock directory and will be +remembered. +.PP +WARNING: The rid to unix id database is the only location +where the user and group mappings are stored by winbindd. If this +file is deleted or corrupted, there is no way for winbindd to +determine which user and group ids correspond to Windows NT user +and group rids. .SH "CONFIGURATION" - .PP -Configuration of the \fBwinbindd\fR daemon is done through configuration parameters in the \fBsmb.conf\fR(5) file\&. All parameters should be specified in the [global] section of smb\&.conf\&. - -.TP 3 +Configuration of the \fBwinbindd\fR daemon +is done through configuration parameters in the \fIsmb.conf(5) +\fR file. All parameters should be specified in the +[global] section of smb.conf. +.TP 0.2i \(bu \fIwinbind separator\fR - -.TP +.TP 0.2i \(bu \fIwinbind uid\fR - -.TP +.TP 0.2i \(bu \fIwinbind gid\fR - -.TP +.TP 0.2i \(bu \fIwinbind cache time\fR - -.TP +.TP 0.2i \(bu \fIwinbind enum users\fR - -.TP +.TP 0.2i \(bu \fIwinbind enum groups\fR - -.TP +.TP 0.2i \(bu \fItemplate homedir\fR - -.TP +.TP 0.2i \(bu \fItemplate shell\fR - -.TP +.TP 0.2i \(bu \fIwinbind use default domain\fR - -.LP - .SH "EXAMPLE SETUP" - .PP -To setup winbindd for user and group lookups plus authentication from a domain controller use something like the following setup\&. This was tested on a RedHat 6\&.2 Linux box\&. - +To setup winbindd for user and group lookups plus +authentication from a domain controller use something like the +following setup. This was tested on a RedHat 6.2 Linux box. +.PP +In \fI/etc/nsswitch.conf\fR put the +following: .PP -In \fI/etc/nsswitch\&.conf\fR put the following: -.nf +.nf passwd: files winbind group: files winbind + .fi - - .PP -In \fI/etc/pam\&.d/*\fR replace the \fI auth\fR lines with something like this: -.nf +In \fI/etc/pam.d/*\fR replace the +\fIauth\fR lines with something like this: +.PP -auth required /lib/security/pam_securetty\&.so -auth required /lib/security/pam_nologin\&.so -auth sufficient /lib/security/pam_winbind\&.so -auth required /lib/security/pam_pwdb\&.so use_first_pass shadow nullok +.nf +auth required /lib/security/pam_securetty.so +auth required /lib/security/pam_nologin.so +auth sufficient /lib/security/pam_winbind.so +auth required /lib/security/pam_pwdb.so use_first_pass shadow nullok + .fi - - .PP -Note in particular the use of the \fIsufficient \fR keyword and the \fIuse_first_pass\fR keyword\&. - +Note in particular the use of the \fIsufficient\fR +keyword and the \fIuse_first_pass\fR keyword. .PP -Now replace the account lines with this: - +Now replace the account lines with this: .PP -\fBaccount required /lib/security/pam_winbind.so \fR - +\fBaccount required /lib/security/pam_winbind.so +\fR .PP -The next step is to join the domain\&. To do that use the\fBnet\fR program like this: - +The next step is to join the domain. To do that use the +\fBsmbpasswd\fR program like this: .PP -\fBnet join -S PDC -U Administrator\fR - +\fBsmbpasswd -j DOMAIN -r PDC -U +Administrator\fR .PP -The username after the \fI-U\fR can be any Domain user that has administrator privileges on the machine\&. Substitute the name or IP of your PDC for "PDC"\&. - +The username after the \fI-U\fR can be any +Domain user that has administrator privileges on the machine. +Substitute your domain name for "DOMAIN" and the name of your PDC +for "PDC". .PP -Next copy \fIlibnss_winbind\&.so\fR to\fI/lib\fR and \fIpam_winbind\&.so \fR to \fI/lib/security\fR\&. A symbolic link needs to be made from \fI/lib/libnss_winbind\&.so\fR to\fI/lib/libnss_winbind\&.so\&.2\fR\&. If you are using an older version of glibc then the target of the link should be\fI/lib/libnss_winbind\&.so\&.1\fR\&. - +Next copy \fIlibnss_winbind.so\fR to +\fI/lib\fR and \fIpam_winbind.so\fR +to \fI/lib/security\fR. A symbolic link needs to be +made from \fI/lib/libnss_winbind.so\fR to +\fI/lib/libnss_winbind.so.2\fR. If you are using an +older version of glibc then the target of the link should be +\fI/lib/libnss_winbind.so.1\fR. +.PP +Finally, setup a \fIsmb.conf\fR containing directives like the +following: .PP -Finally, setup a \fBsmb.conf\fR(5) containing directives like the following: -.nf +.nf [global] winbind separator = + winbind cache time = 10 @@ -245,97 +247,105 @@ Finally, setup a \fBsmb.conf\fR(5) containing directives like the following: workgroup = DOMAIN security = domain password server = * + .fi - - .PP -Now start winbindd and you should find that your user and group database is expanded to include your NT users and groups, and that you can login to your unix box as a domain user, using the DOMAIN+user syntax for the username\&. You may wish to use the commands \fBgetent passwd\fR and \fBgetent group \fR to confirm the correct operation of winbindd\&. - +Now start winbindd and you should find that your user and +group database is expanded to include your NT users and groups, +and that you can login to your unix box as a domain user, using +the DOMAIN+user syntax for the username. You may wish to use the +commands \fBgetent passwd\fR and \fBgetent group +\fR to confirm the correct operation of winbindd. .SH "NOTES" - .PP -The following notes are useful when configuring and running \fBwinbindd\fR: - +The following notes are useful when configuring and +running \fBwinbindd\fR: .PP -\fBnmbd\fR(8) must be running on the local machine for \fBwinbindd\fR to work\&. \fBwinbindd\fR queries the list of trusted domains for the Windows NT server on startup and when a SIGHUP is received\&. Thus, for a running \fB winbindd\fR to become aware of new trust relationships between servers, it must be sent a SIGHUP signal\&. - +\fBnmbd\fR must be running on the local machine +for \fBwinbindd\fR to work. \fBwinbindd\fR +queries the list of trusted domains for the Windows NT server +on startup and when a SIGHUP is received. Thus, for a running \fB winbindd\fR to become aware of new trust relationships between +servers, it must be sent a SIGHUP signal. .PP -PAM is really easy to misconfigure\&. Make sure you know what you are doing when modifying PAM configuration files\&. It is possible to set up PAM such that you can no longer log into your system\&. - +Client processes resolving names through the \fBwinbindd\fR +nsswitch module read an environment variable named \fB $WINBINDD_DOMAIN\fR. If this variable contains a comma separated +list of Windows NT domain names, then winbindd will only resolve users +and groups within those Windows NT domains. .PP -If more than one UNIX machine is running \fBwinbindd\fR, then in general the user and groups ids allocated by winbindd will not be the same\&. The user and group ids will only be valid for the local machine\&. - +PAM is really easy to misconfigure. Make sure you know what +you are doing when modifying PAM configuration files. It is possible +to set up PAM such that you can no longer log into your system. .PP -If the the Windows NT RID to UNIX user and group id mapping file is damaged or destroyed then the mappings will be lost\&. - +If more than one UNIX machine is running \fBwinbindd\fR, +then in general the user and groups ids allocated by winbindd will not +be the same. The user and group ids will only be valid for the local +machine. +.PP +If the the Windows NT RID to UNIX user and group id mapping +file is damaged or destroyed then the mappings will be lost. .SH "SIGNALS" - .PP -The following signals can be used to manipulate the\fBwinbindd\fR daemon\&. - +The following signals can be used to manipulate the +\fBwinbindd\fR daemon. .TP -SIGHUP -Reload the \fBsmb.conf\fR(5) file and apply any parameter changes to the running version of winbindd\&. This signal also clears any cached user and group information\&. The list of other domains trusted by winbindd is also reloaded\&. - - +\fBSIGHUP\fR +Reload the \fIsmb.conf(5)\fR +file and apply any parameter changes to the running +version of winbindd. This signal also clears any cached +user and group information. The list of other domains trusted +by winbindd is also reloaded. .TP -SIGUSR1 -The SIGUSR1 signal will cause \fB winbindd\fR to write status information to the winbind log file including information about the number of user and group ids allocated by \fBwinbindd\fR\&. - - -Log files are stored in the filename specified by the log file parameter\&. - +\fBSIGUSR1\fR +The SIGUSR1 signal will cause \fB winbindd\fR to write status information to the winbind +log file including information about the number of user and +group ids allocated by \fBwinbindd\fR. +Log files are stored in the filename specified by the +log file parameter. .SH "FILES" - .TP -\fI/etc/nsswitch\&.conf(5)\fR -Name service switch configuration file\&. - - +\fB\fI/etc/nsswitch.conf(5)\fB\fR +Name service switch configuration file. .TP -/tmp/\&.winbindd/pipe -The UNIX pipe over which clients communicate with the \fBwinbindd\fR program\&. For security reasons, the winbind client will only attempt to connect to the winbindd daemon if both the \fI/tmp/\&.winbindd\fR directory and \fI/tmp/\&.winbindd/pipe\fR file are owned by root\&. - - +\fB/tmp/.winbindd/pipe\fR +The UNIX pipe over which clients communicate with +the \fBwinbindd\fR program. For security reasons, the +winbind client will only attempt to connect to the winbindd daemon +if both the \fI/tmp/.winbindd\fR directory +and \fI/tmp/.winbindd/pipe\fR file are owned by +root. .TP -$LOCKDIR/winbindd_privilaged/pipe -The UNIX pipe over which 'privilaged' clients communicate with the \fBwinbindd\fR program\&. For security reasons, access to some winbindd functions - like those needed by the \fBntlm_auth\fR utility - is restricted\&. By default, only users in the 'root' group will get this access, however the administrator may change the group permissions on $LOCKDIR/winbindd_privilaged to allow programs like 'squid' to use ntlm_auth\&. Note that the winbind client will only attempt to connect to the winbindd daemon if both the \fI$LOCKDIR/winbindd_privilaged\fR directory and \fI$LOCKDIR/winbindd_privilaged/pipe\fR file are owned by root\&. - - +\fB/lib/libnss_winbind.so.X\fR +Implementation of name service switch library. .TP -/lib/libnss_winbind\&.so\&.X -Implementation of name service switch library\&. - - +\fB$LOCKDIR/winbindd_idmap.tdb\fR +Storage for the Windows NT rid to UNIX user/group +id mapping. The lock directory is specified when Samba is initially +compiled using the \fI--with-lockdir\fR option. +This directory is by default \fI/usr/local/samba/var/locks +\fR. .TP -$LOCKDIR/winbindd_idmap\&.tdb -Storage for the Windows NT rid to UNIX user/group id mapping\&. The lock directory is specified when Samba is initially compiled using the \fI--with-lockdir\fR option\&. This directory is by default \fI/usr/local/samba/var/locks \fR\&. - - -.TP -$LOCKDIR/winbindd_cache\&.tdb -Storage for cached user and group information\&. - - +\fB$LOCKDIR/winbindd_cache.tdb\fR +Storage for cached user and group information. .SH "VERSION" - .PP -This man page is correct for version 3\&.0 of the Samba suite\&. - +This man page is correct for version 3.0 of +the Samba suite. .SH "SEE ALSO" - .PP -\fInsswitch\&.conf(5)\fR, \fBSamba\fR(7), \fBwbinfo\fR(8), \fBsmb.conf\fR(5) - +\fInsswitch.conf(5)\fR, +samba(7) +wbinfo(1) +smb.conf(5) .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\&. - +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 -\fBwbinfo\fR and \fBwinbindd\fR were written by Tim Potter\&. - +\fBwbinfo\fR and \fBwinbindd\fR +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\&. - +The conversion to DocBook for Samba 2.2 was done +by Gerald Carter |