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Diffstat (limited to 'docs/Samba3-HOWTO/TOSHARG-TheNetCommand.xml')
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diff --git a/docs/Samba3-HOWTO/TOSHARG-TheNetCommand.xml b/docs/Samba3-HOWTO/TOSHARG-TheNetCommand.xml index 63dbf7bfce..ebcfd4abb6 100644 --- a/docs/Samba3-HOWTO/TOSHARG-TheNetCommand.xml +++ b/docs/Samba3-HOWTO/TOSHARG-TheNetCommand.xml @@ -1802,6 +1802,62 @@ net ads printer search <printer_name> -Uadministrator%secret </sect1> + <sect1> + <title>Managing IDMAP UID/SID Mappings</title> + + <para> + The IDMAP UID to SID, and SID to UID, mappings that are created by <command>winbindd</command> can be + backed up to a text file. The text file can be manually edited, although it is highly recommended that + you attempt this only if you know precisely what you are doing. + </para> + + <para> + An IDMAP text dump file can be restored (or reloaded). There are two situations that may necessitate + this action: a) The existing IDMAP file is corrupt, b) It is necessary to install an editted version + of the mapping information. + </para> + + <para> + Winbind must be shut down to dump the IDMAP file. Before restoring a dump file, shut down + <command>winbindd</command> and delete the old <filename>winbindd_idmap.tdb</filename> file. + </para> + + <sect2> + <title>Creating an IDMAP Database Dump File</title> + + <para> + The IDMAP database can be dumped to a text file as shown here: +<screen> +net idmap dump <full_path_and_tdb_filename> > dumpfile.txt +</screen> + Where the Samba run-time tdb files are stored in the <filename>/var/lib/samba</filename> directory + the the following commands to create the dump file will suffice: +<screen> +net idmap dump /var/lib/samba/winbindd_idmap.tdb > idmap_dump.txt +</scrreen> + </para> + + </sect2> + + <sect2> + <title>Restoring the IDMAP Database Dump File</title> + + <para> + The IDMAP dump file can be restored using the following command: +<screen> +net idmap restore <full_path_and_tdb_filename> < dumpfile.txt +</screen> + Where the Samba run-time tdb files are stored in the <filename>/var/lib/samba</filename> directory + the the following commands can be used to restore the data to the tdb file. +<screen> +net idmap restore /var/lib/samba/winbindd_idmap.tdb < idmap_dump.txt +</screen> + </para> + + </sect2> + + </sect1> + <sect1 id="netmisc1"> <title>Other Miscellaneous Operations</title> |