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<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE refentry PUBLIC "-//Samba-Team//DTD DocBook V4.2-Based Variant V1.0//EN" "http://www.samba.org/samba/DTD/samba-doc">
<refentry id="ltdbtool.1">
<refmeta>
<refentrytitle>ltdbtool</refentrytitle>
<manvolnum>1</manvolnum>
<refmiscinfo class="source"> </refmiscinfo>
<refmiscinfo class="manual"> </refmiscinfo>
</refmeta>
<refnamediv>
<refname>ltdbtool</refname>
<refpurpose>handle ctdb's local tdb copies </refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>ltdbtool [OPTIONS] COMMAND</command>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1><title>DESCRIPTION</title>
<para>
ltdbtool is a utility to cope with ctdb's local tdb copies (LTDBs)
without connecting to a ctdb daemon.
</para>
<para>It can be used to
<itemizedlist spacing='compact'> <!-- mark='opencircle' -->
<listitem>
<para>
dump the contents of a LTDB, optionally printing the ctdb
record header information,
</para>
</listitem>
<listitem>
<para>
convert between an LTDB and a non-clustered tdb
by adding or removing ctdb headers and
</para>
</listitem>
<listitem>
<para>convert between 64 and 32 bit LTDBs where the ctdb record
headers differ by 4 bytes of padding.
</para>
</listitem>
</itemizedlist>
</para>
</refsect1>
<refsect1><title>COMMANDS</title>
<variablelist>
<varlistentry><term>help</term>
<listitem>
<para>
Print a help text.
</para>
</listitem>
</varlistentry>
<varlistentry><term>dump <IDB></term>
<listitem>
<para>
Dump the contents of a LTDB file to standard output in a
human-readable format.
</para>
</listitem>
</varlistentry>
<varlistentry><term>convert <IDB> <ODB></term>
<listitem>
<para>
Make a copy of a LTDB optionally adding or removing ctdb headers.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1><title>OPTIONS</title>
<variablelist>
<varlistentry><term>-p</term>
<listitem>
<para>
Dump with header information, similar to "ctdb catdb".
</para>
</listitem>
</varlistentry>
<varlistentry><term>-s {0|32|64}</term>
<listitem>
<para>
Specify how to determine the ctdb record header size
for the input database:
<variablelist spacing="normal">
<varlistentry><term>0</term>
<listitem>
<para>no ctdb header</para>
</listitem>
</varlistentry>
<varlistentry><term>32</term>
<listitem>
<para>ctdb header size of a 32 bit system (20 bytes)</para>
</listitem>
</varlistentry>
<varlistentry><term>64</term>
<listitem>
<para>ctdb header size of a 64 bit system (24 bytes)</para>
</listitem>
</varlistentry>
</variablelist>
The default is 32 or 64 depending on the system architecture.
</para>
</listitem>
</varlistentry>
<varlistentry><term>-o {0|32|64}</term>
<listitem>
<para>
Specify how to determine the ctdb record header size
for the output database, see -s
</para>
</listitem>
</varlistentry>
<varlistentry><term>-S <SIZE></term>
<listitem>
<para>
Explicitly specify the ctdb record header size of the input database in bytes.
</para>
</listitem>
</varlistentry>
<varlistentry><term>-O <SIZE></term>
<listitem>
<para>
Explicitly specify the ctdb record header size for the output database in bytes.
</para>
</listitem>
</varlistentry>
<varlistentry><term>-h</term>
<listitem>
<para>
Print a help text.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1><title>EXAMPLES</title>
<para>
Print a local tdb in "tdbdump" style:
</para>
<screen format="linespecific">
ltdbtool dump idmap2.tdb.0
</screen>
<para>
Print a local tdb with header information similar to "ctdb catdb":
</para>
<screen format="linespecific">
ltdbtool dump -p idmap2.tdb.0
</screen>
<para>
Strip the ctdb headers from records:
</para>
<screen format="linespecific">
ltdbtool convert -o0 idmap2.tdb.0 idmap.tdb
</screen>
<para>
Strip 64 bit ctdb headers from records, running on i386:
</para>
<screen format="linespecific">
ltdbtool convert -s64 -o0 idmap2.tdb.0 idmap.tdb
</screen>
<para>
Strip the ctdb headers from records by piping through tdbrestore:
</para>
<screen format="linespecific">
ltdbtool dump idmap2.tdb.0 | tdbrestore idmap.tdb
</screen>
<para>
Convert a local tdb from a 64 bit system for usage on a 32 bit system:
</para>
<screen format="linespecific">
ltdbtool convert -s64 -o32 idmap2.tdb.0 idmap2.tdb.1
</screen>
<para>
Add a default header:
</para>
<screen format="linespecific">
ltdbtool convert -s0 idmap.tdb idmap2.tdb.0
</screen>
</refsect1>
<refsect1><title>SEE ALSO</title>
<para>
ctdbd(1), ctdb(1), tdbdump(1), tdbrestore(1),
<ulink url="http://ctdb.samba.org/"/>
</para>
</refsect1>
<refsect1><title>COPYRIGHT/LICENSE</title>
<literallayout>
Copyright (C) Gregor Beck 2011
Copyright (C) Michael Adam 2011
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see http://www.gnu.org/licenses/.
</literallayout>
</refsect1>
</refentry>
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