[fcc6d60] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 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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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[c6b192c] | 7 | <!ENTITY keyutils-download-http "https://people.redhat.com/~dhowells/keyutils/keyutils-&keyutils-version;.tar.bz2">
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[fcc6d60] | 8 | <!ENTITY keyutils-download-ftp " ">
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[6be9bbb] | 9 | <!ENTITY keyutils-md5sum "919af7f33576816b423d537f8a8692e8">
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| 10 | <!ENTITY keyutils-size "96 KB">
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| 11 | <!ENTITY keyutils-buildsize "1.9 MB (with tests)">
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| 12 | <!ENTITY keyutils-time "less than 0.1 SBU (add 0.6 SBU for tests)">
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[fcc6d60] | 13 | ]>
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| 14 |
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| 15 | <sect1 id="keyutils" xreflabel="keyutils-&keyutils-version;">
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| 16 | <?dbhtml filename="keyutils.html"?>
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| 17 |
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| 18 |
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| 19 | <title>keyutils-&keyutils-version;</title>
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| 20 |
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| 21 | <indexterm zone="keyutils">
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| 22 | <primary sortas="a-keyutils">keyutils</primary>
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| 23 | </indexterm>
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| 24 |
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| 25 | <sect2 role="package">
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| 26 | <title>Introduction to keyutils</title>
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| 27 |
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[d56e7df] | 28 | <para>
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| 29 | <application>Keyutils</application> is a set of utilities for managing
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| 30 | the key retention facility in the kernel, which can be used by
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| 31 | filesystems, block devices and more to gain and retain the authorization
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| 32 | and encryption keys required to perform secure operations.
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| 33 | </para>
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[0d7900a] | 34 |
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[a73fc762] | 35 | &lfs120_checked;
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[fcc6d60] | 36 |
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| 37 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 38 | <itemizedlist spacing="compact">
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| 39 | <listitem>
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[d56e7df] | 40 | <para>
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| 41 | Download (HTTP): <ulink url="&keyutils-download-http;"/>
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| 42 | </para>
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[fcc6d60] | 43 | </listitem>
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| 44 | <listitem>
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[d56e7df] | 45 | <para>
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| 46 | Download (FTP): <ulink url="&keyutils-download-ftp;"/>
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| 47 | </para>
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[fcc6d60] | 48 | </listitem>
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| 49 | <listitem>
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[d56e7df] | 50 | <para>
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| 51 | Download MD5 sum: &keyutils-md5sum;
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| 52 | </para>
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[fcc6d60] | 53 | </listitem>
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| 54 | <listitem>
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[d56e7df] | 55 | <para>
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| 56 | Download size: &keyutils-size;
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| 57 | </para>
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[fcc6d60] | 58 | </listitem>
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| 59 | <listitem>
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[d56e7df] | 60 | <para>
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| 61 | Estimated disk space required: &keyutils-buildsize;
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| 62 | </para>
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[fcc6d60] | 63 | </listitem>
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| 64 | <listitem>
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[d56e7df] | 65 | <para>
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| 66 | Estimated build time: &keyutils-time;
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| 67 | </para>
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[fcc6d60] | 68 | </listitem>
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| 69 | </itemizedlist>
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| 70 |
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[0d38b000] | 71 | <bridgehead renderas="sect3">keyutils Dependencies</bridgehead>
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[8558044] | 72 |
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[0d38b000] | 73 | <bridgehead renderas="sect4">Required</bridgehead>
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| 74 | <para role="required">
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| 75 | <xref linkend="mitkrb"/>
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| 76 | <!-- Without krb5 installed, a FTBFS occurs while trying to compile dns.afsdb.c.
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| 77 | It looks for profile.h, which is installed by krb5. -->
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| 78 | </para>
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| 79 |
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[fcc6d60] | 80 |
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| 81 | </sect2>
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| 82 |
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| 83 | <sect2 role="installation">
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| 84 | <title>Installation of keyutils</title>
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| 85 |
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[d56e7df] | 86 | <para>
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| 87 | Install <application>keyutils</application> by running the following
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| 88 | commands:
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| 89 | </para>
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[fcc6d60] | 90 |
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[c6510a9f] | 91 | <screen><userinput>sed -i 's:$(LIBDIR)/$(PKGCONFIG_DIR):/usr/lib/pkgconfig:' Makefile &&
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[40fc18f5] | 92 | make</userinput></screen>
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[fcc6d60] | 93 |
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[d56e7df] | 94 | <para>
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[8558044] | 95 | To test the results, issue, as the
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[d56e7df] | 96 | <systemitem class="username">root</systemitem> user:
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| 97 | </para>
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[864abc6] | 98 |
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[2929f2c] | 99 | <screen role="root" remap="test"><userinput>make -k test</userinput></screen>
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[f8525af6] | 100 |
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[d56e7df] | 101 | <para>
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| 102 | Note that several tests will fail if certain uncommon kernel options
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| 103 | were not used when the kernel was built. These include CONFIG_BIG_KEYS,
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| 104 | CONFIG_KEY_DH_OPERATIONS, and CONFIG_CRYPTO_DH.
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| 105 | </para>
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[fcc6d60] | 106 |
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[d56e7df] | 107 | <para>
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| 108 | Now, as the <systemitem class="username">root</systemitem> user:
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| 109 | </para>
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[fcc6d60] | 110 |
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[cedbfaa7] | 111 | <screen role="root"><userinput>make NO_ARLIB=1 LIBDIR=/usr/lib BINDIR=/usr/bin SBINDIR=/usr/sbin install</userinput></screen>
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[27d214c3] | 112 |
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| 113 | </sect2>
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| 114 |
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| 115 | <sect2 role="commands">
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| 116 | <title>Command Explanations</title>
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| 117 |
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[40fc18f5] | 118 | <para>
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| 119 | <command>sed ... Makefile</command>: This command ensures the pkgconfig
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| 120 | file is placed in the correct directory.
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| 121 | </para>
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| 122 |
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[27d214c3] | 123 | <para>
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| 124 | <parameter>NO_ARLIB=1</parameter>: This make flag disables installing the
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| 125 | static library.
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| 126 | </para>
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| 127 |
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| 128 | </sect2>
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| 129 |
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| 130 | <sect2 role="configuration">
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| 131 | <title>Configuring keyutils</title>
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| 132 |
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| 133 | <sect3 id="keyutils-config">
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| 134 | <title>Config Files</title>
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| 135 |
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| 136 | <para>
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| 137 | <filename>/etc/request-key.conf</filename> and
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| 138 | <filename>/etc/request-key.d/*</filename>
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| 139 | </para>
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| 140 |
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| 141 | <indexterm zone="keyutils keyutils-config">
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| 142 | <primary sortas="e-etc-request-key.conf">/etc/request-key.conf</primary>
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| 143 | </indexterm>
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| 144 |
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| 145 | <indexterm zone="keyutils keyutils-config">
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| 146 | <primary sortas="e-etc-request-key.d">/etc/request-key.d/*</primary>
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| 147 | </indexterm>
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| 148 |
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| 149 | </sect3>
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[fcc6d60] | 150 |
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| 151 | </sect2>
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| 152 |
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| 153 | <sect2 role="content">
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| 154 | <title>Contents</title>
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| 155 |
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| 156 | <segmentedlist>
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| 157 | <segtitle>Installed Programs</segtitle>
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| 158 | <segtitle>Installed Library</segtitle>
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| 159 | <segtitle>Installed Directory</segtitle>
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| 160 |
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| 161 | <seglistitem>
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| 162 | <seg>keyctl, key.dns_resolver, and request-key</seg>
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[27d214c3] | 163 | <seg>libkeyutils.so</seg>
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[d8377ddb] | 164 | <seg>/etc/request-key.d and /usr/share/keyutils</seg>
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[fcc6d60] | 165 | </seglistitem>
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| 166 | </segmentedlist>
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| 167 |
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| 168 | <variablelist>
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| 169 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 170 | <?dbfo list-presentation="list"?>
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| 171 | <?dbhtml list-presentation="table"?>
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| 172 |
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| 173 | <varlistentry id="keyctl">
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| 174 | <term><command>keyctl</command></term>
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| 175 | <listitem>
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[d56e7df] | 176 | <para>
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[4c24eb0a] | 177 | controls the key management facility with a variety of subcommands
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[d56e7df] | 178 | </para>
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[fcc6d60] | 179 | <indexterm zone="keyutils keyctl">
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| 180 | <primary sortas="b-keyctl">keyctl</primary>
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| 181 | </indexterm>
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| 182 | </listitem>
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| 183 | </varlistentry>
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| 184 |
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[7e2908c] | 185 | <varlistentry id="key.dns_resolver">
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| 186 | <term><command>key.dns_resolver</command></term>
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| 187 | <listitem>
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| 188 | <para>
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| 189 | is invoked by <command>request-key</command> on behalf of the
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| 190 | kernel when kernel services (such as NFS, CIFS and AFS) need to
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| 191 | perform a hostname lookup and the kernel does not have the key
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[4c24eb0a] | 192 | cached. It is not ordinarily intended to be called directly
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[7e2908c] | 193 | </para>
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| 194 | <indexterm zone="keyutils key.dns_resolver">
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| 195 | <primary sortas="b-key.dns_resolver">key.dns_resolver</primary>
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| 196 | </indexterm>
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| 197 | </listitem>
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| 198 | </varlistentry>
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| 199 |
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| 200 | <varlistentry id="request-key">
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| 201 | <term><command>request-key</command></term>
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| 202 | <listitem>
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| 203 | <para>
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| 204 | is invoked by the kernel when the kernel is asked for a key that it
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| 205 | doesn't have immediately available. The kernel creates a temporary
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| 206 | key and then calls out to this program to instantiate it. It is
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[4c24eb0a] | 207 | not intended to be called directly
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[7e2908c] | 208 | </para>
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| 209 | <indexterm zone="keyutils request-key">
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| 210 | <primary sortas="b-request-keyt-key">request-key</primary>
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| 211 | </indexterm>
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| 212 | </listitem>
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| 213 | </varlistentry>
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| 214 |
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[fcc6d60] | 215 | <varlistentry id="libkeyutils">
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[4c24eb0a] | 216 | <term><filename class="libraryfile">libkeyutils.so</filename></term>
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[fcc6d60] | 217 | <listitem>
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[7e2908c] | 218 | <para>
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[4c24eb0a] | 219 | contains the keyutils library API instantiation
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[7e2908c] | 220 | </para>
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[fcc6d60] | 221 | <indexterm zone="keyutils libkeyutils">
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[27d214c3] | 222 | <primary sortas="c-libkeyutils">libkeyutils.so</primary>
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[fcc6d60] | 223 | </indexterm>
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| 224 | </listitem>
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| 225 | </varlistentry>
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| 226 |
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| 227 | </variablelist>
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| 228 |
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| 229 | </sect2>
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| 230 |
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| 231 | </sect1>
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