Next update of VFS modules development guide
[sfrench/samba-autobuild/.git] / docs / manpages-3 / tdbbackup.8.xml
1 <?xml version="1.0" encoding="iso-8859-1"?>
2 <!DOCTYPE refentry PUBLIC "-//Samba-Team//DTD DocBook V4.2-Based Variant V1.0//EN" "http://www.samba.org/samba/DTD/samba-doc">
3 <refentry id="tdbbackup.8">
4
5 <refmeta>
6         <refentrytitle>tdbbackup</refentrytitle>
7         <manvolnum>8</manvolnum>
8         <refmiscinfo class="source">Samba</refmiscinfo>
9         <refmiscinfo class="manual">System Administration tools</refmiscinfo>
10         <refmiscinfo class="version">3.2</refmiscinfo>
11 </refmeta>
12
13
14 <refnamediv>
15         <refname>tdbbackup</refname>
16         <refpurpose>tool for backing up and for validating the integrity of samba .tdb files</refpurpose>
17 </refnamediv>
18
19 <refsynopsisdiv>
20         <cmdsynopsis>
21                 <command>tdbbackup</command>
22                 <arg choice="opt">-s suffix</arg>
23                 <arg choice="opt">-v</arg>
24                 <arg choice="opt">-h</arg>
25         </cmdsynopsis>
26 </refsynopsisdiv>
27
28 <refsect1>
29         <title>DESCRIPTION</title>
30
31         <para>This tool is part of the <citerefentry><refentrytitle>samba</refentrytitle>
32         <manvolnum>1</manvolnum></citerefentry> suite.</para>
33
34         <para><command>tdbbackup</command> is a tool that may be used to backup samba .tdb
35         files. This tool may also be used to verify the integrity of the .tdb files prior
36         to samba startup or during normal operation. If it finds file damage and it finds 
37         a prior backup the backup file will be restored. 
38         </para>
39 </refsect1>
40
41
42 <refsect1>
43         <title>OPTIONS</title>
44
45         <variablelist>
46
47                 <varlistentry>
48                 <term>-h</term>
49                 <listitem><para>
50                 Get help information.
51                 </para></listitem>
52                 </varlistentry>
53
54                 <varlistentry>
55                 <term>-s suffix</term>
56                 <listitem><para>
57                 The <command>-s</command> option allows the adminisistrator to specify a file
58                 backup extension. This way it is possible to keep a history of tdb backup
59                 files by using a new suffix for each backup.
60                 </para> </listitem>
61                 </varlistentry>
62
63                 <varlistentry>
64                 <term>-v</term>
65                 <listitem><para>
66                 The <command>-v</command> will check the database for damages (currupt data)
67                 which if detected causes the backup to be restored.
68                 </para></listitem>
69                 </varlistentry>
70
71         </variablelist>
72 </refsect1>
73
74
75 <refsect1>
76         <title>COMMANDS</title>
77
78         <para><emphasis>GENERAL INFORMATION</emphasis></para>
79
80         <para>
81         The <command>tdbbackup</command> utility can safely be run at any time. It was designed so
82         that it can be used at any time to validate the integrity of tdb files, even during Samba
83         operation. Typical usage for the command will be:
84         </para>
85
86         <para>tdbbackup [-s suffix] *.tdb</para>
87
88         <para>
89         Before restarting samba the following command may be run to validate .tdb files:
90         </para>
91
92         <para>tdbbackup -v [-s suffix] *.tdb</para>
93
94         <para>
95         Samba .tdb files are stored in various locations, be sure to run backup all
96         .tdb file on the system. Important files includes:
97         </para>
98
99         <itemizedlist>
100                 <listitem><para>
101                 <command>secrets.tdb</command> - usual location is in the /usr/local/samba/private
102                 directory, or on some systems in /etc/samba.
103                 </para></listitem>
104
105                 <listitem><para>
106                 <command>passdb.tdb</command> - usual location is in the /usr/local/samba/private
107                 directory, or on some systems in /etc/samba.
108                 </para></listitem>
109
110                 <listitem><para>
111                 <command>*.tdb</command> located in the /usr/local/samba/var directory or on some
112                 systems in the /var/cache or /var/lib/samba directories.
113                 </para></listitem>
114         </itemizedlist>
115
116 </refsect1>
117
118 <refsect1>
119         <title>VERSION</title>
120
121         <para>This man page is correct for version 3.0 of the Samba suite.</para>
122 </refsect1>
123
124 <refsect1>
125         <title>AUTHOR</title>
126
127         <para>
128         The original Samba software and related utilities were created by Andrew Tridgell.
129         Samba is now developed by the Samba Team as an Open Source project similar to the way
130         the Linux kernel is developed.
131         </para> 
132
133         <para>The tdbbackup man page was written by John H Terpstra.</para>
134 </refsect1>
135
136 </refentry>