[52d29f7] | 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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[52d29f7] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[bbdb0d16] | 7 | <!ENTITY openssl-download-http
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[4c39aff] | 8 | "http://www.openssl.org/source/openssl-&openssl-version;.tar.gz">
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[bbdb0d16] | 9 | <!ENTITY openssl-download-ftp
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[4c39aff] | 10 | "ftp://ftp.openssl.org/source/openssl-&openssl-version;.tar.gz">
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| 11 | <!ENTITY openssl-md5sum "66bf6f10f060d561929de96f9dfe5b8c">
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[2009fde] | 12 | <!ENTITY openssl-size "4.3 MB">
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[4c39aff] | 13 | <!ENTITY openssl-buildsize "55 MB">
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[2009fde] | 14 | <!ENTITY openssl-time "1.5 SBU">
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[52d29f7] | 15 | ]>
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| 16 |
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[cef3a2f] | 17 | <sect1 id="openssl" xreflabel="OpenSSL-&openssl-version;">
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[5a5bbbf] | 18 | <?dbhtml filename="openssl.html"?>
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| 19 |
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| 20 | <sect1info>
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| 21 | <othername>$LastChangedBy$</othername>
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| 22 | <date>$Date$</date>
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| 23 | </sect1info>
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| 24 |
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| 25 | <title>OpenSSL-&openssl-version;</title>
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| 26 |
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| 27 | <indexterm zone="openssl">
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| 28 | <primary sortas="a-OpenSSL">OpenSSL</primary>
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| 29 | </indexterm>
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| 30 |
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| 31 | <sect2 role="package">
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| 32 | <title>Introduction to OpenSSL</title>
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| 33 |
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[bbdb0d16] | 34 | <para>
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| 35 | The <application>OpenSSL</application> package contains management tools
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| 36 | and libraries relating to cryptography. These are useful for providing
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| 37 | cryptography functions to other packages, such as
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| 38 | <application>OpenSSH</application>, email applications and web browsers
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| 39 | (for accessing HTTPS sites).
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| 40 | </para>
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[5a5bbbf] | 41 |
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[ad0f8da] | 42 | &lfs74_checked;
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[aafcfb8] | 43 |
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[5a5bbbf] | 44 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 45 | <itemizedlist spacing="compact">
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| 46 | <listitem>
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[bbdb0d16] | 47 | <para>
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| 48 | Download (HTTP): <ulink url="&openssl-download-http;"/>
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| 49 | </para>
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[5a5bbbf] | 50 | </listitem>
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| 51 | <listitem>
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[bbdb0d16] | 52 | <para>
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| 53 | Download (FTP): <ulink url="&openssl-download-ftp;"/>
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| 54 | </para>
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[5a5bbbf] | 55 | </listitem>
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| 56 | <listitem>
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[bbdb0d16] | 57 | <para>
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| 58 | Download MD5 sum: &openssl-md5sum;
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| 59 | </para>
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[5a5bbbf] | 60 | </listitem>
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| 61 | <listitem>
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[bbdb0d16] | 62 | <para>
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| 63 | Download size: &openssl-size;
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| 64 | </para>
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[5a5bbbf] | 65 | </listitem>
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| 66 | <listitem>
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[bbdb0d16] | 67 | <para>
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| 68 | Estimated disk space required: &openssl-buildsize;
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| 69 | </para>
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[5a5bbbf] | 70 | </listitem>
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| 71 | <listitem>
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[bbdb0d16] | 72 | <para>
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| 73 | Estimated build time: &openssl-time;
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| 74 | </para>
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[5a5bbbf] | 75 | </listitem>
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| 76 | </itemizedlist>
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| 77 |
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| 78 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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[4c39aff] | 79 | <itemizedlist spacing="compact">
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[5a5bbbf] | 80 | <listitem>
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[bbdb0d16] | 81 | <para>
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[4f746dd] | 82 | Required patch:
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[d6b6ecb] | 83 | <ulink url="&patch-root;/openssl-&openssl-version;-fix_parallel_build-1.patch"/>
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[4f746dd] | 84 | </para>
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| 85 | </listitem>
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| 86 | <listitem>
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| 87 | <para>
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| 88 | Required patch:
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[4b6689d0] | 89 | <ulink url="&patch-root;/openssl-&openssl-version;-fix_pod_syntax-1.patch"/>
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[bbdb0d16] | 90 | </para>
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[5a5bbbf] | 91 | </listitem>
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| 92 | </itemizedlist>
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| 93 |
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| 94 | <bridgehead renderas="sect3">OpenSSL Dependencies</bridgehead>
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| 95 |
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| 96 | <bridgehead renderas="sect4">Optional</bridgehead>
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[bbdb0d16] | 97 | <para role="optional">
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[4c39aff] | 98 | <xref linkend="mitkrb"/>
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[bbdb0d16] | 99 | </para>
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[5a5bbbf] | 100 |
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[bbdb0d16] | 101 | <para condition="html" role="usernotes">
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| 102 | User Notes: <ulink url='&blfs-wiki;/OpenSSL'/>
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| 103 | </para>
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[5a5bbbf] | 104 | </sect2>
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| 105 |
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| 106 | <sect2 role="installation">
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| 107 | <title>Installation of OpenSSL</title>
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| 108 |
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[bbdb0d16] | 109 | <para>
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[d5d39eb] | 110 | Install <application>OpenSSL</application> with the following commands:
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[bbdb0d16] | 111 | </para>
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[5a5bbbf] | 112 |
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[d6b6ecb] | 113 | <screen><userinput>patch -Np1 -i ../openssl-&openssl-version;-fix_parallel_build-1.patch &&
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[4b6689d0] | 114 | patch -Np1 -i ../openssl-&openssl-version;-fix_pod_syntax-1.patch &&
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[c96921c] | 115 |
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[f82ac3f] | 116 | <!-- libdir=lib so it doesn't write over /usr/lib64 symlink on 64 bit system.
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| 117 | Might break packaging. -->
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| 118 |
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[c96921c] | 119 | ./config --prefix=/usr \
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| 120 | --openssldir=/etc/ssl \
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[f82ac3f] | 121 | --libdir=lib \
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[c96921c] | 122 | shared \
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| 123 | zlib-dynamic &&
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[a181baeb] | 124 | make</userinput></screen>
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| 125 |
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[bbdb0d16] | 126 | <para>
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| 127 | To test the results, issue: <command>make test</command>.
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| 128 | </para>
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| 129 |
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| 130 | <para>
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| 131 | If you want to disable installing the static libraries, use this sed:
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| 132 | </para>
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[5a5bbbf] | 133 |
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[bbdb0d16] | 134 | <screen><userinput>sed -i 's# libcrypto.a##;s# libssl.a##' Makefile</userinput></screen>
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| 135 |
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| 136 | <para>
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| 137 | Now, as the <systemitem class="username">root</systemitem> user:
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| 138 | </para>
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[5a5bbbf] | 139 |
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[25a105fe] | 140 | <screen role="root"><userinput>make MANDIR=/usr/share/man MANSUFFIX=ssl install &&
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[d6b6ecb] | 141 | install -dv -m755 /usr/share/doc/openssl-&openssl-version; &&
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[4c39aff] | 142 | cp -vfr doc/* /usr/share/doc/openssl-&openssl-version;</userinput></screen>
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| 143 |
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[5a5bbbf] | 144 | </sect2>
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| 145 |
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| 146 | <sect2 role="commands">
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| 147 | <title>Command Explanations</title>
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| 148 |
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[bbdb0d16] | 149 | <para>
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| 150 | <parameter>shared</parameter>: This parameter forces the creation of
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| 151 | shared libraries along with the static libraries.
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| 152 | </para>
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| 153 |
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| 154 | <para>
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| 155 | <parameter>zlib-dynamic</parameter>: This parameter adds
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| 156 | compression/decompression functionality using the
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| 157 | <filename class="libraryfile">libz</filename> library.
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| 158 | </para>
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| 159 |
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| 160 | <para>
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| 161 | <option>no-rc5 no-idea</option>: When added to the
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| 162 | <command>./config</command> command, this will eliminate the building
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| 163 | of those encryption methods. Patent licenses may be needed for you to
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| 164 | utilize either of those methods in your projects.
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| 165 | </para>
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| 166 |
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| 167 | <para>
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[d6b6ecb] | 168 | <command>make MANDIR=/usr/share/man MANSUFFIX=ssl install</command>:
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| 169 | This command installs <application>OpenSSL</application> with the man
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| 170 | pages in <filename class="directory">/usr/share/man</filename>
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| 171 | instead of <filename class="directory">/etc/ssl/man</filename> and
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| 172 | appends "ssl" suffix to the manual page names to avoid conflicts with
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| 173 | manual pages installed by other packages.
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[bbdb0d16] | 174 | </para>
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[4c39aff] | 175 |
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[5a5bbbf] | 176 | </sect2>
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| 177 |
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| 178 | <sect2 role="configuration">
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| 179 | <title>Configuring OpenSSL</title>
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| 180 |
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| 181 | <sect3 id="openssl-config">
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| 182 | <title>Config Files</title>
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| 183 |
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[bbdb0d16] | 184 | <para>
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[d5d39eb] | 185 | <filename>/etc/ssl/openssl.cnf</filename>
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[bbdb0d16] | 186 | </para>
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[5a5bbbf] | 187 |
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| 188 | <indexterm zone="openssl openssl-config">
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| 189 | <primary sortas="e-etc-ssl-openssl.cnf">/etc/ssl/openssl.cnf</primary>
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| 190 | </indexterm>
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[4c39aff] | 191 |
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[5a5bbbf] | 192 | </sect3>
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[d5d39eb] | 193 |
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[5a5bbbf] | 194 | <sect3>
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| 195 | <title>Configuration Information</title>
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| 196 |
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[bbdb0d16] | 197 | <para>
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| 198 | Most users will want to install Certificate Authority Certificates
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[5f91dfd] | 199 | for validation of downloaded certificates. For example, these
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[d5d39eb] | 200 | certificates can be used by <xref linkend='git'/>,
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| 201 | <xref linkend='curl'/> or <xref linkend='wget'/> when accessing secure
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| 202 | (https protocol) sites. To do this, follow the instructions from the
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| 203 | <xref linkend='cacerts'/> page.
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[0d7900a] | 204 | </para>
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[bbdb0d16] | 205 |
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| 206 | <para>
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| 207 | Users who just want to use <application>OpenSSL</application> for
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| 208 | providing functions to other programs such as
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| 209 | <application>OpenSSH</application> and web browsers do not need to worry
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| 210 | about additional configuration. This is an advanced topic and so those
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| 211 | who do need it would normally be expected to either know how to properly
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| 212 | update <filename>/etc/ssl/openssl.cnf</filename> or be able to find out
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| 213 | how to do it.
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| 214 | </para>
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[4c39aff] | 215 |
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[5a5bbbf] | 216 | </sect3>
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[4c39aff] | 217 |
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[5a5bbbf] | 218 | </sect2>
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| 219 |
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| 220 | <sect2 role="content">
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| 221 | <title>Contents</title>
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| 222 |
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| 223 | <segmentedlist>
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| 224 | <segtitle>Installed Programs</segtitle>
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| 225 | <segtitle>Installed Libraries</segtitle>
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| 226 | <segtitle>Installed Directories</segtitle>
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| 227 |
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| 228 | <seglistitem>
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[bbdb0d16] | 229 | <seg>
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[4c39aff] | 230 | c_rehash and openssl
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[d5d39eb] | 231 | </seg>
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| 232 | <seg>
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[4c39aff] | 233 | libcrypto.{so,a} and libssl.{so,a}
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| 234 | </seg>
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| 235 | <seg>
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| 236 | /etc/ssl,
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| 237 | /usr/include/openssl,
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| 238 | /usr/lib/engines and
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| 239 | /usr/share/doc/openssl-&openssl-version;
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[bbdb0d16] | 240 | </seg>
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[5a5bbbf] | 241 | </seglistitem>
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| 242 | </segmentedlist>
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| 243 |
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| 244 | <variablelist>
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| 245 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 246 | <?dbfo list-presentation="list"?>
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| 247 | <?dbhtml list-presentation="table"?>
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| 248 |
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| 249 | <varlistentry id="c_rehash">
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| 250 | <term><command>c_rehash</command></term>
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| 251 | <listitem>
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[bbdb0d16] | 252 | <para>
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| 253 | is a <application>Perl</application> script that scans all files in
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| 254 | a directory and adds symbolic links to their hash values.
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| 255 | </para>
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[5a5bbbf] | 256 | <indexterm zone="openssl c_rehash">
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| 257 | <primary sortas="b-c_rehash">c_rehash</primary>
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| 258 | </indexterm>
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| 259 | </listitem>
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| 260 | </varlistentry>
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| 261 |
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| 262 | <varlistentry id="openssl-prog">
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| 263 | <term><command>openssl</command></term>
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| 264 | <listitem>
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[bbdb0d16] | 265 | <para>
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| 266 | is a command-line tool for using the various cryptography functions
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| 267 | of <application>OpenSSL</application>'s crypto library from the
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| 268 | shell. It can be used for various functions which are documented in
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| 269 | <command>man 1 openssl</command>.
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| 270 | </para>
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[5a5bbbf] | 271 | <indexterm zone="openssl openssl-prog">
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| 272 | <primary sortas="b-openssl">openssl</primary>
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| 273 | </indexterm>
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| 274 | </listitem>
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| 275 | </varlistentry>
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| 276 |
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| 277 | <varlistentry id="libcrypto">
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[4c39aff] | 278 | <term><filename class="libraryfile">libcrypto.{so,a}</filename></term>
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[5a5bbbf] | 279 | <listitem>
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[bbdb0d16] | 280 | <para>
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| 281 | implements a wide range of cryptographic algorithms used in various
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| 282 | Internet standards. The services provided by this library are used
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| 283 | by the <application>OpenSSL</application> implementations of SSL,
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| 284 | TLS and S/MIME, and they have also been used to implement
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| 285 | <application>OpenSSH</application>,
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| 286 | <application>OpenPGP</application>, and other cryptographic
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| 287 | standards.
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| 288 | </para>
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[5a5bbbf] | 289 | <indexterm zone="openssl libcrypto">
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[3597eb6] | 290 | <primary sortas="c-libcrypto">libcrypto.{so,a}</primary>
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[5a5bbbf] | 291 | </indexterm>
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| 292 | </listitem>
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| 293 | </varlistentry>
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| 294 |
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| 295 | <varlistentry id="libssl">
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[4c39aff] | 296 | <term><filename class="libraryfile">libssl.{so,a}</filename></term>
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[5a5bbbf] | 297 | <listitem>
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[bbdb0d16] | 298 | <para>
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| 299 | implements the Secure Sockets Layer (SSL v2/v3) and Transport Layer
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| 300 | Security (TLS v1) protocols. It provides a rich API, documentation
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| 301 | on which can be found by running <command>man 3 ssl</command>.
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| 302 | </para>
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[5a5bbbf] | 303 | <indexterm zone="openssl libssl">
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[3597eb6] | 304 | <primary sortas="c-libssl">libssl.{so,a}</primary>
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[5a5bbbf] | 305 | </indexterm>
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| 306 | </listitem>
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| 307 | </varlistentry>
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[4c39aff] | 308 |
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[5a5bbbf] | 309 | </variablelist>
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[4c39aff] | 310 |
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[5a5bbbf] | 311 | </sect2>
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[4c39aff] | 312 |
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[f45b1953] | 313 | </sect1>
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