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="log2pcap.1"> 4 5<refmeta> 6 <refentrytitle>log2pcap</refentrytitle> 7 <manvolnum>1</manvolnum> 8 <refmiscinfo class="source">Samba</refmiscinfo> 9 <refmiscinfo class="manual">User Commands</refmiscinfo> 10 <refmiscinfo class="version">3.5</refmiscinfo> 11</refmeta> 12 13 14<refnamediv> 15 <refname>log2pcap</refname> 16 <refpurpose>Extract network traces from Samba log files</refpurpose> 17</refnamediv> 18 19<refsynopsisdiv> 20 <cmdsynopsis> 21 <command>log2pcap</command> 22 <arg choice="opt">-h</arg> 23 <arg choice="opt">-q</arg> 24 <arg choice="opt">logfile</arg> 25 <arg choice="opt">pcap_file</arg> 26 </cmdsynopsis> 27</refsynopsisdiv> 28 29<refsect1> 30 <title>DESCRIPTION</title> 31 32 <para>This tool is part of the <citerefentry><refentrytitle>samba</refentrytitle> 33 <manvolnum>7</manvolnum></citerefentry> suite.</para> 34 35 <para><command>log2pcap</command> reads in a 36 samba log file and generates a pcap file (readable 37 by most sniffers, such as ethereal or tcpdump) based on the packet 38 dumps in the log file.</para> 39 40 <para>The log file must have a <parameter>log level</parameter> 41 of at least <constant>5</constant> to get the SMB header/parameters 42 right, <constant>10</constant> to get the first 512 data bytes of the 43 packet and <constant>50</constant> to get the whole packet. 44 </para> 45</refsect1> 46 47<refsect1> 48 <title>OPTIONS</title> 49 50 <variablelist> 51 <varlistentry> 52 <term>-h</term> 53 <listitem><para>If this parameter is 54 specified the output file will be a 55 hex dump, in a format that is readable 56 by the <application>text2pcap</application> utility.</para></listitem> 57 </varlistentry> 58 59 <varlistentry> 60 <term>-q</term> 61 <listitem><para>Be quiet. No warning messages about missing 62 or incomplete data will be given.</para></listitem> 63 </varlistentry> 64 65 <varlistentry> 66 <term>logfile</term> 67 <listitem><para> 68 Samba log file. log2pcap will try to read the log from stdin 69 if the log file is not specified. 70 </para></listitem> 71 </varlistentry> 72 73 <varlistentry> 74 <term>pcap_file</term> 75 <listitem><para> 76 Name of the output file to write the pcap (or hexdump) data to. 77 If this argument is not specified, output data will be written 78 to stdout. 79 </para></listitem> 80 </varlistentry> 81 82 &stdarg.help; 83 84 </variablelist> 85</refsect1> 86 87<refsect1> 88 <title>EXAMPLES</title> 89 90 <para>Extract all network traffic from all samba log files:</para> 91 92 <para><programlisting> 93 <prompt>$</prompt> log2pcap < /var/log/* > trace.pcap 94 </programlisting></para> 95 96 <para>Convert to pcap using text2pcap:</para> 97 98 <para><programlisting> 99 <prompt>$</prompt> log2pcap -h samba.log | text2pcap -T 139,139 - trace.pcap 100 </programlisting></para> 101</refsect1> 102 103<refsect1> 104 <title>VERSION</title> 105 106 <para>This man page is correct for version 3 of the Samba suite.</para> 107</refsect1> 108 109<refsect1> 110 <title>BUGS</title> 111 112 <para>Only SMB data is extracted from the samba logs, no LDAP, 113 NetBIOS lookup or other data.</para> 114 115 <para>The generated TCP and IP headers don't contain a valid 116 checksum.</para> 117 118</refsect1> 119 120 121<refsect1> 122 <title>SEE ALSO</title> 123 <para><citerefentry><refentrytitle>text2pcap</refentrytitle> 124 <manvolnum>1</manvolnum></citerefentry>, <citerefentry><refentrytitle>ethereal</refentrytitle><manvolnum>1</manvolnum></citerefentry></para> 125</refsect1> 126 127<refsect1> 128 <title>AUTHOR</title> 129 130 <para>The original Samba software and related utilities 131 were created by Andrew Tridgell. Samba is now developed 132 by the Samba Team as an Open Source project similar 133 to the way the Linux kernel is developed.</para> 134 135 <para>This manpage was written by Jelmer Vernooij.</para> 136</refsect1> 137 138</refentry> 139