[246c904] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[6732c094] | 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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[246c904] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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[14d6b3e0] | 6 |
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[fefa337] | 7 | <!ENTITY dhcpcd-download-http "http://roy.marples.name/downloads/dhcpcd/dhcpcd-&dhcpcd-version;.tar.bz2">
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[232e46a] | 8 | <!ENTITY dhcpcd-download-ftp "ftp://ftp.osuosl.org/pub/gentoo/distfiles/dhcpcd-&dhcpcd-version;.tar.bz2">
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[5aac2b97] | 9 | <!ENTITY dhcpcd-md5sum "a5c0e43b4e836cfc003437329f6b7982">
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[f0740ab] | 10 | <!ENTITY dhcpcd-size "76 KB">
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| 11 | <!ENTITY dhcpcd-buildsize "0.9 MB">
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[ed4e5b4] | 12 | <!ENTITY dhcpcd-time "less than 0.1 SBU">
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[246c904] | 13 | ]>
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| 14 |
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[fd680fb] | 15 | <sect1 id="dhcpcd" xreflabel="dhcpcd-&dhcpcd-version;">
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[820d164a] | 16 | <?dbhtml filename="dhcpcd.html"?>
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[4839c17] | 17 |
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[820d164a] | 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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| 20 | <date>$Date$</date>
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| 21 | </sect1info>
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[4839c17] | 22 |
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[add19ff9] | 23 | <title>dhcpcd-&dhcpcd-version;</title>
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[4839c17] | 24 |
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[820d164a] | 25 | <indexterm zone="dhcpcd">
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[add19ff9] | 26 | <primary sortas="a-dhcpcd">dhcpcd</primary>
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[820d164a] | 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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[add19ff9] | 30 | <title>Introduction to dhcpcd</title>
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[820d164a] | 31 |
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[add19ff9] | 32 | <para><application>dhcpcd</application> is an implementation of the
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[5aac2b97] | 33 | DHCP client specified in RFC2131. A DHCP client is useful for connecting
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[232e46a] | 34 | your computer to a network which uses DHCP to assign network
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[5aac2b97] | 35 | addresses. dhcpcd strives to be a fully featured, yet very lightweight
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| 36 | DHCP client.</para>
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[4839c17] | 37 |
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[5aac2b97] | 38 | &lfs71_checked;
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[77ac0f23] | 39 |
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[820d164a] | 40 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 41 | <itemizedlist spacing="compact">
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| 42 | <listitem>
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| 43 | <para>Download (HTTP): <ulink url="&dhcpcd-download-http;"/></para>
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| 44 | </listitem>
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| 45 | <listitem>
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| 46 | <para>Download (FTP): <ulink url="&dhcpcd-download-ftp;"/></para>
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| 47 | </listitem>
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| 48 | <listitem>
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| 49 | <para>Download MD5 sum: &dhcpcd-md5sum;</para>
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| 50 | </listitem>
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| 51 | <listitem>
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| 52 | <para>Download size: &dhcpcd-size;</para>
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| 53 | </listitem>
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| 54 | <listitem>
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| 55 | <para>Estimated disk space required: &dhcpcd-buildsize;</para>
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| 56 | </listitem>
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| 57 | <listitem>
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| 58 | <para>Estimated build time: &dhcpcd-time;</para>
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| 59 | </listitem>
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| 60 | </itemizedlist>
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[4839c17] | 61 |
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[7e1f3aa] | 62 | <para condition="html" role="usernotes">User Notes:
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| 63 | <ulink url="&blfs-wiki;/dhcpcd"/></para>
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| 64 |
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[820d164a] | 65 | </sect2>
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[4839c17] | 66 |
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[820d164a] | 67 | <sect2 role="installation">
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[add19ff9] | 68 | <title>Installation of dhcpcd</title>
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[820d164a] | 69 |
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[893d9711] | 70 | <para>Install <application>dhcpcd</application> by running the following
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[f9a784a] | 71 | commands:</para>
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[820d164a] | 72 |
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[f0740ab] | 73 | <screen><userinput>./configure --libexecdir=/lib/dhcpcd \
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| 74 | --dbdir=/run \
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| 75 | --sysconfdir=/etc &&
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| 76 | make</userinput></screen>
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[f9a784a] | 77 |
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| 78 | <para>This package does not come with a test suite.</para>
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| 79 |
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| 80 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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| 81 |
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[f0740ab] | 82 | <screen><userinput>make install</userinput></screen>
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[4839c17] | 83 |
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[a41f643] | 84 | <para>By default, a plain text lease info file isn't created but the
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[fefa337] | 85 | <application>dhcpcd</application> provides a hook which can be used for creating
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| 86 | such a file. Install the hook by running the following
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| 87 | commands as the <systemitem class="username">root</systemitem> user:</para>
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[232e46a] | 88 |
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[f0740ab] | 89 | <screen><userinput>sed -i "s;/var/lib;/run;g" dhcpcd-hooks/50-dhcpcd-compat &&
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[f9a784a] | 90 | install -v -m 644 dhcpcd-hooks/50-dhcpcd-compat /lib/dhcpcd/dhcpcd-hooks/</userinput></screen>
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[4839c17] | 91 |
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[820d164a] | 92 | </sect2>
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[4839c17] | 93 |
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[820d164a] | 94 | <sect2 role="configuration">
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[add19ff9] | 95 | <title>Configuring dhcpcd</title>
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[820d164a] | 96 |
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| 97 | <sect3 id="dhcpcd-config">
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| 98 | <title>Config Files</title>
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[4839c17] | 99 |
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[5aac2b97] | 100 | <para><filename>/etc/dhcpcd.conf</filename></para>
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[4839c17] | 101 |
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[820d164a] | 102 | <indexterm zone="dhcpcd dhcpcd-config">
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[fefa337] | 103 | <primary sortas="e-etc-dhcpcd-dhcpcd-conf">/etc/dhcpcd/dhcpcd.conf</primary>
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[820d164a] | 104 | </indexterm>
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[4839c17] | 105 |
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[820d164a] | 106 | </sect3>
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| 107 |
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| 108 | <sect3 id="dhcpcd-init">
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| 109 | <title>Configuration Information</title>
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| 110 |
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| 111 | <para>To configure <command>dhcpcd</command>, you need to first install
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| 112 | the network service script,
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[f0740ab] | 113 | <filename>/lib/services/dhcpcd</filename>
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[5254d12] | 114 | included in the <xref linkend="bootscripts"/> package
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[820d164a] | 115 | (as user <systemitem class="username">root</systemitem>):</para>
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[4839c17] | 116 |
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[820d164a] | 117 | <indexterm zone="dhcpcd dhcpcd-init">
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| 118 | <primary sortas="f-dhcpcd">dhcpcd (service script)</primary>
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| 119 | </indexterm>
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| 120 |
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| 121 | <screen role='root'><userinput>make install-service-dhcpcd</userinput></screen>
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| 122 |
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[232e46a] | 123 | <para>Whenever <command>dhcpcd</command> configures or shuts down
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[fefa337] | 124 | a network interface, it executes hook scripts. For more details
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[f0740ab] | 125 | about those scripts, see the <command>dhcpcd-run-hooks</command> and
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| 126 | <command>dhcpcd</command> man pages.</para>
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[232e46a] | 127 |
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[893d9711] | 128 | <para id="dhcpcd-config2">Finally, as the <systemitem
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[820d164a] | 129 | class="username">root</systemitem> user create the
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[f0740ab] | 130 | <filename>/etc/sysconfig/ifconfig.eth0</filename>
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[893d9711] | 131 | configuration file using the following commands. Adjust appropriately
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[820d164a] | 132 | for additional interfaces:</para>
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[4839c17] | 133 |
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[820d164a] | 134 | <indexterm zone="dhcpcd dhcpcd-config2">
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[f0740ab] | 135 | <primary sortas="e-etc-sysconfig-dhcpcd">/etc/sysconfig/ifconfig.eth0 (dhcpcd)</primary>
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[820d164a] | 136 | </indexterm>
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| 137 |
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[f0740ab] | 138 | <screen role='root'><userinput>cat > /etc/sysconfig/ifconfig.eth0 << "EOF"
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[820d164a] | 139 | <literal>ONBOOT="yes"
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[f0740ab] | 140 | IFACE="eth0"
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[afa198d] | 141 | SERVICE="dhcpcd"
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[5aac2b97] | 142 | DHCP_START="-b -q <replaceable><insert appropriate start options here></replaceable>"
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[f0740ab] | 143 | DHCP_STOP="-k <replaceable><insert additional stop options here></replaceable>"</literal>
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[820d164a] | 144 | EOF</userinput></screen>
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| 145 |
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[893d9711] | 146 | <para>For more information on the appropriate <envar>DHCP_START</envar> and
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| 147 | <envar>DHCP_STOP</envar> values, examine the man page for
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[820d164a] | 148 | <command>dhcpcd</command>.</para>
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[4839c17] | 149 |
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[820d164a] | 150 | <note>
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[f0740ab] | 151 |
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| 152 | <para id="dhcpcd-config3">The default behavior of
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| 153 | <command>dhcpcd</command> sets the hostname and mtu settings. It also
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| 154 | overwrites <filename>/etc/resolv.conf</filename> and
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| 155 | <filename>/etc/ntp.conf</filename>.
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| 156 |
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| 157 | These modifications to system files and settings on system
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| 158 | configuration files are done by hooks which are stored in <filename
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| 159 | class="directory">/lib/dhcpcd/dhcpcd-hooks</filename>.
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| 160 |
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| 161 | Setup <command>dhcpcd</command> by removing or adding hooks from/to
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| 162 | that directory. The execution of hooks can be disabled by using the
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| 163 | <option>--nohook</option> (<option>-C</option>) command line option or
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| 164 | by the <option>nohook</option> option in the
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| 165 | <filename>/etc/dhcpcd.conf</filename> file.</para>
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| 166 |
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| 167 | <para>Review the <command>dhcpcd</command> man page for switches to add
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| 168 | to the <envar>DHCP_START</envar> value.</para>
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| 169 |
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[820d164a] | 170 | </note>
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[4839c17] | 171 |
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[820d164a] | 172 | <indexterm zone="dhcpcd dhcpcd-config3">
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| 173 | <primary sortas="e-etc-resolv.conf">/etc/resolv.conf</primary>
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| 174 | </indexterm>
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| 175 | </sect3>
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[4839c17] | 176 |
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[820d164a] | 177 | </sect2>
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[4839c17] | 178 |
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[820d164a] | 179 | <sect2 role="content">
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| 180 | <title>Contents</title>
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| 181 |
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| 182 | <segmentedlist>
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| 183 | <segtitle>Installed Program</segtitle>
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| 184 | <segtitle>Installed Libraries</segtitle>
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[b1d305ed] | 185 | <segtitle>Installed Directory</segtitle>
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[4839c17] | 186 |
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[820d164a] | 187 | <seglistitem>
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| 188 | <seg>dhcpcd</seg>
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| 189 | <seg>None</seg>
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[f0740ab] | 190 | <seg>/lib/dhcpcd</seg>
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[820d164a] | 191 | </seglistitem>
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| 192 | </segmentedlist>
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[4839c17] | 193 |
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[820d164a] | 194 | <variablelist>
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| 195 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 196 | <?dbfo list-presentation="list"?>
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| 197 | <?dbhtml list-presentation="table"?>
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[4839c17] | 198 |
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[820d164a] | 199 | <varlistentry id="dhcpcd-prog">
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| 200 | <term><command>dhcpcd</command></term>
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| 201 | <listitem>
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[232e46a] | 202 | <para>is an implementation of the DHCP client specified
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[f9a784a] | 203 | in RFC2131.</para>
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[820d164a] | 204 | <indexterm zone="dhcpcd dhcpcd-prog">
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| 205 | <primary sortas="b-dhcpcd">dhcpcd</primary>
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| 206 | </indexterm>
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| 207 | </listitem>
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| 208 | </varlistentry>
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[4839c17] | 209 |
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[820d164a] | 210 | </variablelist>
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| 211 |
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| 212 | </sect2>
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[f45b1953] | 213 |
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| 214 | </sect1>
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