Ignore:
Timestamp:
06/12/2004 05:58:29 AM (20 years ago)
Author:
Bruce Dubbs <bdubbs@…>
Branches:
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Children:
bfe245f
Parents:
d47e7ea9
Message:

XML Update -- Chapter 19

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@2302 af4574ff-66df-0310-9fd7-8a98e5e911e0

File:
1 edited

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  • basicnet/netutils/traceroute.xml

    rd47e7ea9 r3bba7e2  
     1<?xml version="1.0" encoding="ISO-8859-1"?>
     2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
     3   "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
     4  <!ENTITY % general-entities SYSTEM "../../general.ent">
     5  %general-entities;
     6
     7  <!ENTITY traceroute-download-http "http://gd.tuwien.ac.at/platform/sun/packages/solaris/freeware/SOURCES/traceroute-&traceroute-version;.tar.gz">
     8  <!ENTITY traceroute-download-ftp  "ftp://ftp.ee.lbl.gov/traceroute-&traceroute-version;.tar.gz">
     9  <!ENTITY traceroute-size          "73 KB">
     10  <!ENTITY traceroute-buildsize     "464 KB">
     11  <!ENTITY traceroute-time          "0.02 SBU">
     12]>
     13
    114<sect1 id="traceroute" xreflabel="Traceroute-&traceroute-version;">
    215<?dbhtml filename="traceroute.html"?>
    316<title>Traceroute-&traceroute-version;</title>
    417
    5 &traceroute-intro;
    6 &traceroute-inst;
    7 &traceroute-exp;
    8 &traceroute-desc;
     18<sect2>
     19<title>Introduction to <application>Traceroute</application></title>
     20
     21<para>The <application>Traceroute</application> package contains a program
     22which is used to display the network route that packets take to reach a
     23specified host. This is a standard network troubleshooting tool. If you find
     24yourself unable to connect to another system, traceroute can help pinpoint
     25the problem.</para>
     26
     27<sect3><title>Package information</title>
     28<itemizedlist spacing='compact'>
     29<listitem><para>Download (HTTP): <ulink
     30url="&traceroute-download-http;"/></para></listitem>
     31<listitem><para>Download (FTP): <ulink
     32url="&traceroute-download-ftp;"/></para></listitem>
     33<listitem><para>Download size: &traceroute-size;</para></listitem>
     34<listitem><para>Estimated Disk space required:
     35&traceroute-buildsize;</para></listitem>
     36<listitem><para>Estimated build time:
     37&traceroute-time;</para></listitem></itemizedlist>
     38</sect3>
     39
     40</sect2>
     41
     42<sect2>
     43<title>Installation of <application>Traceroute</application></title>
     44
     45<para>Install <application>Traceroute</application> by running the following
     46commands:</para>
     47
     48<screen><userinput><command>mv Makefile.in Makefile.in.bak &amp;&amp;
     49sed 's/-o bin/-o root/' Makefile.in.bak &gt; Makefile.in &amp;&amp;
     50./configure --prefix=/usr &amp;&amp;
     51make &amp;&amp;
     52make install &amp;&amp;
     53make install-man</command></userinput></screen>
     54
     55</sect2>
     56
     57<sect2>
     58<title>Command explanations</title>
     59
     60<para><screen><command>sed 's/-o bin/-o root/'...</command></screen>
     61Adjusts the <filename>Makefile</filename> so that the program is installed
     62with user root instead of user bin (which doesn't exist on a default
     63<acronym>LFS</acronym> system).</para>
     64
     65<para><command>make install</command>: Installs <command>traceroute</command>
     66with <acronym>SUID</acronym> set to  root in the <filename>/usr/sbin</filename> directory. This makes it
     67possible for all users to execute <command>traceroute</command>. For absolute
     68security, turn off the <acronym>SUID</acronym> bit in <command>traceroute</command>'s file
     69permissions with the command:</para>
     70<screen><command>chmod 0755 /usr/sbin/traceroute</command></screen>
     71
     72<para>The risk is that if a security problem such as a buffer overflow was
     73ever found in the <application>Traceroute</application> code, a regular user
     74on your system could gain root access if the program is
     75<acronym>SUID</acronym> root. Of course, removing
     76the <acronym>SUID</acronym> permission also makes it impossible for users other than
     77root to utilize <command>traceroute</command>, so decide what's right for your
     78individual situation.</para>
     79
     80<para>Our aim is to be completely <acronym>FHS</acronym> compliant, so if
     81you do leave the <command>traceroute</command> binary
     82<acronym>SUID</acronym> root, then you
     83should move <filename>traceroute</filename> to <filename>/usr/bin</filename>
     84with the following command:</para>
     85<screen><command>mv /usr/sbin/traceroute /usr/bin</command></screen>
     86
     87<para>This ensures that the binary is in the path for non-root users.</para>
     88
     89</sect2>
     90
     91<sect2>
     92<title>Contents</title>
     93
     94<para>The <application>Traceroute</application> package contains <userinput>traceroute</userinput>.</para>
     95
     96</sect2>
     97
     98<sect2><title>Description</title>
     99
     100<sect3><title>traceroute</title>
     101<para><command>traceroute</command> does basically what it says: it traces the
     102route your packets take from the host you are working on to another host on a
     103network, showing all the intermediate steps (gateways) along the way.</para>
     104</sect3>
     105
     106</sect2>
    9107
    10108</sect1>
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