[d47e7ea9] | 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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[d47e7ea9] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY nfs-utils-download-http "http://ftp.kernel.org/pub/linux/utils/nfs/nfs-utils-&nfs-utils-version;.tar.gz">
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| 8 | <!ENTITY nfs-utils-download-ftp "ftp://ftp.kernel.org/pub/linux/utils/nfs/nfs-utils-&nfs-utils-version;.tar.gz">
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[c7328ac] | 9 | <!ENTITY nfs-utils-md5sum "db97cc425e845e60f0dad855ba6a9830">
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| 10 | <!ENTITY nfs-utils-size "520 KB">
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| 11 | <!ENTITY nfs-utils-buildsize "8.2 MB">
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| 12 | <!ENTITY nfs-utils-time "0.2 SBU">
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[d47e7ea9] | 13 | ]>
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| 14 |
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[547df0bc] | 15 | <sect1 id="nfs-utils" xreflabel="NFS Utilities-&nfs-utils-version;">
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[b86cfc2] | 16 | <?dbhtml filename="nfs-utils.html"?>
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| 17 |
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| 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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| 22 |
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| 23 | <title>NFS Utilities-&nfs-utils-version;</title>
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| 24 |
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| 25 | <indexterm zone="nfs-utils">
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| 26 | <primary sortas="a-Nfs-utils">NFS Utilities</primary>
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| 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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| 30 | <title>Introduction to NFS Utilities</title>
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| 31 |
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| 32 | <para>The <application>NFS Utilities</application> package contains the
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[e20c8110] | 33 | userspace server and client tools necessary to use the kernel's NFS
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[b86cfc2] | 34 | abilities. NFS is a protocol that allows sharing file systems over the
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| 35 | network.</para>
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| 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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| 40 | <para>Download (HTTP): <ulink url="&nfs-utils-download-http;"/></para>
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| 41 | </listitem>
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| 42 | <listitem>
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| 43 | <para>Download (FTP): <ulink url="&nfs-utils-download-ftp;"/></para>
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| 44 | </listitem>
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| 45 | <listitem>
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| 46 | <para>Download MD5 sum: &nfs-utils-md5sum;</para>
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| 47 | </listitem>
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| 48 | <listitem>
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| 49 | <para>Download size: &nfs-utils-size;</para>
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| 50 | </listitem>
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| 51 | <listitem>
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| 52 | <para>Estimated disk space required: &nfs-utils-buildsize;</para>
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| 53 | </listitem>
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| 54 | <listitem>
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| 55 | <para>Estimated build time: &nfs-utils-time;</para>
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| 56 | </listitem>
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| 57 | </itemizedlist>
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| 58 |
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[e20c8110] | 59 | <!--
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[ff8e45f] | 60 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 61 | <itemizedlist spacing='compact'>
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| 62 | <listitem>
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| 63 | <para>Required patch: <ulink
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| 64 | url="&patch-root;/nfs-utils-&nfs-utils-version;-gcc4-1.patch"/></para>
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| 65 | </listitem>
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| 66 | </itemizedlist>
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[e20c8110] | 67 | -->
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[ff8e45f] | 68 |
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[b86cfc2] | 69 | <bridgehead renderas="sect3">NFS Utilities Dependencies</bridgehead>
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| 70 |
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| 71 | <bridgehead renderas="sect4">Required</bridgehead>
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[c7328ac] | 72 | <para role="required"><xref linkend="portmap"/> (Runtime dependency)</para>
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[b86cfc2] | 73 |
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[e20c8110] | 74 | <bridgehead renderas="sect4">Optional for NFSv4 Support</bridgehead>
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| 75 | <para role="optional"><xref linkend="pkgconfig"/> and
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| 76 | <ulink url="http://www.monkey.org/~provos/libevent/">libevent</ulink> and
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| 77 | <ulink url="http://www.citi.umich.edu/projects/nfsv4/linux/">libnsfidmap</ulink>
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| 78 | </para>
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| 79 |
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| 80 | <bridgehead renderas="sect4">Optional for GSS (RPC Security) Support</bridgehead>
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| 81 | <para role="optional"><xref linkend="pkgconfig"/>, and
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| 82 | <xref linkend="mitkrb"/> or
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| 83 | <xref linkend="heimdal"/> or
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| 84 | <ulink url="http://www.citi.umich.edu/projects/nfsv4/linux/">libgssapi</ulink>, and
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| 85 | <ulink url="http://www.citi.umich.edu/projects/nfsv4/linux/">librpcsecgss</ulink>;
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| 86 | for additional SPKM-3 support, install
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| 87 | <ulink url="http://www.citi.umich.edu/projects/nfsv4/linux/">SPKM-3</ulink></para>
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[b86cfc2] | 88 |
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[3cb0c57] | 89 | <para condition="html" role="usernotes">User Notes:
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| 90 | <ulink url="&blfs-wiki;/nfs-utils"/></para>
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| 91 |
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[b86cfc2] | 92 | </sect2>
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| 93 |
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| 94 | <sect2 role="kernel" id='nfs-utils-kernel'>
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| 95 | <title>Kernel Configuration</title>
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| 96 |
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| 97 | <para>Enable the following options in the kernel configuration
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[bfb7882] | 98 | and recompile the kernel if necessary:</para>
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[d47e7ea9] | 99 |
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[eaf6a1cd] | 100 | <screen><literal>File systems:
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[d47e7ea9] | 101 | Network File Systems:
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| 102 | NFS File System Support: M or Y
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[eaf6a1cd] | 103 | NFS Server Support: M or Y</literal></screen>
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[d47e7ea9] | 104 |
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[b86cfc2] | 105 | <para>Select the appropriate sub-options that appear when the above options
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| 106 | are selected.</para>
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| 107 |
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| 108 | <indexterm zone="nfs-utils nfs-utils-kernel">
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| 109 | <primary sortas="d-nfs-utils">NFS Utilities</primary>
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| 110 | </indexterm>
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[d47e7ea9] | 111 |
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[b86cfc2] | 112 | </sect2>
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[d47e7ea9] | 113 |
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[e20c8110] | 114 | <sect2 role="installation" id='nfs-utils-install'
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| 115 | xreflabel='NFS Utilities Installation'>
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[b86cfc2] | 116 | <title>Installation of NFS Utilities</title>
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[d47e7ea9] | 117 |
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[e20c8110] | 118 | <para>Before you compile the program, ensure that the
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[b86cfc2] | 119 | <systemitem class="username">nobody</systemitem> user and
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[e20c8110] | 120 | <systemitem class="groupname">nogroup</systemitem> group have been
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| 121 | created. You can add them by running the following commands as the
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[b86cfc2] | 122 | <systemitem class="username">root</systemitem> user:</para>
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[a16cb066] | 123 |
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[eaf6a1cd] | 124 | <screen role="root"><userinput>groupadd -g 99 nogroup &&
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[0dfb754] | 125 | useradd -c "Unprivileged Nobody" -d /dev/null -g nogroup \
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| 126 | -s /bin/false -u 99 nobody</userinput></screen>
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[d47e7ea9] | 127 |
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[b86cfc2] | 128 | <note>
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| 129 | <para>The classic uid and gid values are 65534 which is also -2 when
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[17b7723] | 130 | interpreted as a signed 16-bit number. These values impact other files
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| 131 | on some filesystems that do not have support for sparse files. The
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[b86cfc2] | 132 | <systemitem class="username">nobody</systemitem> and <systemitem
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[17b7723] | 133 | class="groupname">nogroup</systemitem> values are relatively arbitrary.
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[e20c8110] | 134 | The impact on a server is nil if the <filename>exports</filename> file
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| 135 | is configured correctly. If it is misconfigured, an
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| 136 | <command>ls -l</command> or <command>ps</command> listing will show a
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| 137 | uid or gid number of 65534 instead of a name. The client uses <systemitem
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[b86cfc2] | 138 | class="username">nobody</systemitem> only as the user running
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| 139 | <command>rpc.statd</command>.</para>
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| 140 | </note>
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| 141 |
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| 142 | <para>Install <application>NFS Utilities</application> by running
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| 143 | the following commands:</para>
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[d47e7ea9] | 144 |
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[e20c8110] | 145 | <screen><userinput>./configure --prefix=/usr \
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| 146 | --sysconfdir=/etc \
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| 147 | --disable-nfsv4 \
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| 148 | --disable-gss &&
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[a16cb066] | 149 | make</userinput></screen>
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| 150 |
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[e20c8110] | 151 | <para>This package does not come with a test suite.</para>
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[a16cb066] | 152 |
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[e20c8110] | 153 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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[d47e7ea9] | 154 |
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[b86cfc2] | 155 | <note>
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| 156 | <para>If your <filename class="directory">/usr</filename> directory
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| 157 | is NFS mounted, you should install the executables in
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| 158 | <filename class="directory">/sbin</filename> by passing
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| 159 | an additional parameter <option>--sbindir=/sbin</option> to the
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| 160 | above <command>./configure</command> command.</para>
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| 161 | </note>
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[d47e7ea9] | 162 |
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[e20c8110] | 163 | <screen role='root'><userinput>make install</userinput></screen>
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| 164 |
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[b86cfc2] | 165 | </sect2>
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[d47e7ea9] | 166 |
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[b86cfc2] | 167 | <sect2 role="commands">
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| 168 | <title>Command Explanations</title>
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[a16cb066] | 169 |
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[b86cfc2] | 170 | <para><parameter>--disable-nfsv4</parameter>: Disables support
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[e20c8110] | 171 | for NFS version 4.</para>
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[a16cb066] | 172 |
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[b86cfc2] | 173 | <para><parameter>--disable-gss</parameter>: Disables support for
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| 174 | RPCSEC GSS (RPC Security).</para>
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[a16cb066] | 175 |
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[e20c8110] | 176 | <para><option>--with-tcp-wrappers</option>: Use this option to enable
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| 177 | tcpwrappers support.</para>
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| 178 |
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[b86cfc2] | 179 | </sect2>
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[a16cb066] | 180 |
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[b86cfc2] | 181 | <sect2 role="configuration">
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| 182 | <title>Configuring NFS Utilities</title>
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[d47e7ea9] | 183 |
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[b86cfc2] | 184 | <sect3 id='nfs-utils-server-config'>
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[3a929dc] | 185 | <title>Server Configuration</title>
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[d47e7ea9] | 186 |
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[b86cfc2] | 187 | <para><filename>/etc/exports</filename> contains the exported directories
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[e20c8110] | 188 | on NFS servers. Refer to the <filename>exports.5</filename> manual page
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| 189 | for the syntax of this file. Also refer to the "NFS HowTo" available at
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| 190 | <ulink url="http://nfs.sourceforge.net/nfs-howto/"/> for information on
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| 191 | how to configure the servers and clients in a secure manner. For example,
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| 192 | for sharing the <filename class="directory">/home</filename> directory
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| 193 | over the local network, the following line may be added:</para>
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[d47e7ea9] | 194 |
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[c7328ac] | 195 | <screen role="root"><userinput>/home <replaceable><192.168.0.0/255.255.255.0></replaceable>(rw,subtree_check,anonuid=99,anongid=99)</userinput></screen>
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[d47e7ea9] | 196 |
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[b86cfc2] | 197 | <indexterm zone="nfs-utils nfs-utils-server-config">
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| 198 | <primary sortas="e-etc-exportfs">/etc/exportfs</primary>
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| 199 | </indexterm>
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| 200 |
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[e20c8110] | 201 | <sect4 id="nfs-utils-server-init">
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[b86cfc2] | 202 | <title>Boot Script</title>
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[a16cb066] | 203 |
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[b86cfc2] | 204 | <para>Install the <filename>/etc/rc.d/init.d/nfs-server</filename>
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| 205 | init script included in the <xref
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[5254d12] | 206 | linkend="bootscripts"/> package to start the server
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[b86cfc2] | 207 | at boot.</para>
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[d47e7ea9] | 208 |
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[eaf6a1cd] | 209 | <screen role="root"><userinput>make install-nfs-server</userinput></screen>
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[d47e7ea9] | 210 |
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[b86cfc2] | 211 | <indexterm zone="nfs-utils nfs-utils-server-init">
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| 212 | <primary sortas="f-nfs-server">nfs-server</primary>
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| 213 | </indexterm>
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| 214 |
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| 215 | <para>Now create the <filename>/etc/sysconfig/nfs-server</filename>
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| 216 | configuration file:</para>
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[f5e4bdec] | 217 |
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[eaf6a1cd] | 218 | <screen role="root"><userinput>cat > /etc/sysconfig/nfs-server << "EOF"
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| 219 | <literal>PORT="2049"
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[f5e4bdec] | 220 | PROCESSES="8"
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| 221 | QUOTAS="no"
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[eaf6a1cd] | 222 | KILLDELAY="10"</literal>
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| 223 | EOF</userinput></screen>
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[f5e4bdec] | 224 |
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[b86cfc2] | 225 | <indexterm zone="nfs-utils nfs-utils-server-init">
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| 226 | <primary
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| 227 | sortas="e-etc-sysconfig-nfs-server">/etc/sysconfig/nfs-server</primary>
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| 228 | </indexterm>
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| 229 |
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| 230 | </sect4>
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[d47e7ea9] | 231 |
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[e20c8110] | 232 | <sect4 id="nfs-utils-server-wrappers-support">
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| 233 | <title>tcpwrappers Configuration</title>
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| 234 |
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| 235 | <para>If you enabled support for <application>tcpwrappers</application>,
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| 236 | ensure you have an entry in the <filename>/etc/hosts.allow</filename>
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| 237 | file for access from the <command>portmap</command> daemon if you have a
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| 238 | restrictive <filename>/etc/hosts.deny</filename> file.</para>
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| 239 |
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| 240 | </sect4>
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| 241 |
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[b86cfc2] | 242 | </sect3>
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[d47e7ea9] | 243 |
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[b86cfc2] | 244 | <sect3 id='nfs-utils-client-config'>
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[3a929dc] | 245 | <title>Client Configuration</title>
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[eaf6a1cd] | 246 |
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[b86cfc2] | 247 | <para><filename>/etc/fstab</filename> contains the directories that
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| 248 | are to be mounted on the client. Alternately the partitions can be
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| 249 | mounted by using the <command>mount</command> command with the proper
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| 250 | options. To mount the <filename class="directory">/home</filename>
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| 251 | and <filename class="directory">/usr</filename> partitions, add the
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| 252 | following to the <filename>/etc/fstab</filename>:</para>
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[a16cb066] | 253 |
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[eaf6a1cd] | 254 | <screen role="root"><userinput><server-name>:/home /home nfs rw,_netdev,rsize=8192,wsize=8192 0 0
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[a16cb066] | 255 | <server-name>:/usr /usr nfs ro,_netdev,rsize=8192 0 0</userinput></screen>
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| 256 |
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[b86cfc2] | 257 | <indexterm zone="nfs-utils nfs-utils-client-config">
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| 258 | <primary sortas="e-etc-fstab">/etc/fstab</primary>
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| 259 | </indexterm>
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[d47e7ea9] | 260 |
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[b86cfc2] | 261 | <sect4 id="nfs-utils-client-init">
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| 262 | <title>Boot Script</title>
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[d47e7ea9] | 263 |
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[b86cfc2] | 264 | <para>Install the <filename>/etc/rc.d/init.d/nfs-client</filename>
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| 265 | init script included in the
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[5254d12] | 266 | <xref linkend="bootscripts"/> package to
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[b86cfc2] | 267 | start the client services at boot.</para>
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[a16cb066] | 268 |
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[b86cfc2] | 269 | <screen role="root"><userinput>make install-nfs-client</userinput></screen>
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[a16cb066] | 270 |
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[b86cfc2] | 271 | <indexterm zone="nfs-utils nfs-utils-client-config">
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| 272 | <primary sortas="f-nfs-client">nfs-client</primary>
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| 273 | </indexterm>
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| 274 |
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| 275 | <para>To automatically mount <systemitem
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| 276 | class="filesystem">nfs</systemitem> filesystems, clients will also
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| 277 | need to install the <filename>netfs</filename> bootscript as described
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| 278 | in <xref linkend='postlfs-config-netfs'/>.</para>
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| 279 |
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| 280 | <indexterm zone="nfs-utils nfs-utils-client-config">
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| 281 | <primary sortas="f-netfs">netfs</primary>
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| 282 | </indexterm>
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| 283 |
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| 284 | </sect4>
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| 285 |
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| 286 | </sect3>
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| 287 |
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| 288 | </sect2>
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| 289 |
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| 290 | <sect2 role="content">
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| 291 | <title>Contents</title>
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| 292 | <segmentedlist>
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| 293 | <segtitle>Installed Programs</segtitle>
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| 294 | <segtitle>Installed Libraries</segtitle>
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| 295 | <segtitle>Installed Directories</segtitle>
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| 296 |
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| 297 | <seglistitem>
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| 298 | <seg>exportfs, nfsstat, nhfsgraph, nhfsnums, nhfsrun, nhfsstone,
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| 299 | rpc.lockd, rpc.mountd, rpc.nfsd, rpc.rquotad, rpc.statd,
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| 300 | and showmount</seg>
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| 301 | <seg>None</seg>
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| 302 | <seg>/var/lib/nfs</seg>
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| 303 | </seglistitem>
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| 304 | </segmentedlist>
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| 305 |
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| 306 | <variablelist>
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| 307 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 308 | <?dbfo list-presentation="list"?>
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| 309 | <?dbhtml list-presentation="table"?>
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| 310 |
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| 311 | <varlistentry id="exportfs">
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| 312 | <term><command>exportfs</command></term>
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| 313 | <listitem>
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| 314 | <para>maintains a list of NFS exported file systems.</para>
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| 315 | <indexterm zone="nfs-utils exportfs">
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| 316 | <primary sortas="b-exportfs">exportfs</primary>
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| 317 | </indexterm>
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| 318 | </listitem>
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| 319 | </varlistentry>
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| 320 |
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| 321 | <varlistentry id="nfsstat">
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| 322 | <term><command>nfsstat</command></term>
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| 323 | <listitem>
|
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| 324 | <para>prints NFS statistics.</para>
|
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| 325 | <indexterm zone="nfs-utils nfsstat">
|
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| 326 | <primary sortas="b-nfsstat">nfsstat</primary>
|
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| 327 | </indexterm>
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| 328 | </listitem>
|
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| 329 | </varlistentry>
|
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| 330 |
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| 331 | <varlistentry id="nhfsgraph">
|
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| 332 | <term><command>nhfsgraph</command></term>
|
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| 333 | <listitem>
|
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| 334 | <para>runs <command>nhfsstone</command> over multiple loads.</para>
|
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| 335 | <indexterm zone="nfs-utils nhfsgraph">
|
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| 336 | <primary sortas="b-nhfsgraph">nhfsgraph</primary>
|
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| 337 | </indexterm>
|
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| 338 | </listitem>
|
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| 339 | </varlistentry>
|
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| 340 |
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| 341 | <varlistentry id="nhfsnums">
|
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| 342 | <term><command>nhfsnums</command></term>
|
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| 343 | <listitem>
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| 344 | <para>converts raw numbers from <command>nhfsstone</command>
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| 345 | output into plot format.</para>
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| 346 | <indexterm zone="nfs-utils nhfsnums">
|
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| 347 | <primary sortas="b-nhfsnums">nhfsnums</primary>
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| 348 | </indexterm>
|
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| 349 | </listitem>
|
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| 350 | </varlistentry>
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| 351 |
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| 352 | <varlistentry id="nhfsrun">
|
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| 353 | <term><command>nhfsrun</command></term>
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| 354 | <listitem>
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| 355 | <para>executes <command>nhfsstone</command> with a range of
|
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| 356 | different loads.</para>
|
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| 357 | <indexterm zone="nfs-utils nhfsrun">
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| 358 | <primary sortas="b-nhfsrun">nhfsrun</primary>
|
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| 359 | </indexterm>
|
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| 360 | </listitem>
|
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| 361 | </varlistentry>
|
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| 362 |
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| 363 | <varlistentry id="nhfsstone">
|
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| 364 | <term><command>nhfsstone</command></term>
|
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| 365 | <listitem>
|
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| 366 | <para>is used on a NFS client to generate an artificial load
|
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| 367 | with a particular mix of NFS operations.</para>
|
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| 368 | <indexterm zone="nfs-utils nhfsstone">
|
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| 369 | <primary sortas="b-nhfsstone">nhfsstone</primary>
|
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| 370 | </indexterm>
|
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| 371 | </listitem>
|
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| 372 | </varlistentry>
|
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| 373 |
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| 374 | <varlistentry id="rpclockd">
|
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| 375 | <term><command>rpc.lockd</command></term>
|
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| 376 | <listitem>
|
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| 377 | <para>starts the NFS lock manager (NLM) on kernels that don't
|
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| 378 | start it automatically. However, since most kernels do start it
|
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| 379 | automatically it is usually not required.</para>
|
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| 380 | <indexterm zone="nfs-utils rpclockd">
|
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| 381 | <primary sortas="b-rpclockd">rpc.lockd</primary>
|
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| 382 | </indexterm>
|
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| 383 | </listitem>
|
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| 384 | </varlistentry>
|
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| 385 |
|
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| 386 | <varlistentry id="rpcmountd">
|
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| 387 | <term><command>rpc.mountd</command></term>
|
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| 388 | <listitem>
|
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| 389 | <para>implements the NFS mount protocol on an NFS server.</para>
|
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| 390 | <indexterm zone="nfs-utils rpcmountd">
|
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| 391 | <primary sortas="b-rpcmountd">rpc.mountd</primary>
|
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| 392 | </indexterm>
|
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| 393 | </listitem>
|
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| 394 | </varlistentry>
|
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| 395 |
|
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| 396 | <varlistentry id="rpcnfsd">
|
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| 397 | <term><command>rpc.nfsd</command></term>
|
---|
| 398 | <listitem>
|
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| 399 | <para>implements the user level part of the NFS
|
---|
| 400 | service on the server.</para>
|
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| 401 | <indexterm zone="nfs-utils rpcnfsd">
|
---|
| 402 | <primary sortas="b-rpcnfsd">rpc.nfsd</primary>
|
---|
| 403 | </indexterm>
|
---|
| 404 | </listitem>
|
---|
| 405 | </varlistentry>
|
---|
| 406 |
|
---|
| 407 | <varlistentry id="rpcrquotad">
|
---|
| 408 | <term><command>rpc.rquotad</command></term>
|
---|
| 409 | <listitem>
|
---|
| 410 | <para>is an rpc server which returns quotas for a user of a
|
---|
| 411 | local file system which is mounted by a remote machine over
|
---|
| 412 | the NFS.</para>
|
---|
| 413 | <indexterm zone="nfs-utils rpcrquotad">
|
---|
| 414 | <primary sortas="b-rpcrquotad">rpc.rquotad</primary>
|
---|
| 415 | </indexterm>
|
---|
| 416 | </listitem>
|
---|
| 417 | </varlistentry>
|
---|
| 418 |
|
---|
| 419 | <varlistentry id="rpcstatd">
|
---|
| 420 | <term><command>rpc.statd</command></term>
|
---|
| 421 | <listitem>
|
---|
| 422 | <para>is used by the NFS file locking service,
|
---|
| 423 | <command>rpc.lockd</command>, to implement lock recovery when
|
---|
| 424 | the NFS server machine crashes and reboots. Runs on the NFS
|
---|
| 425 | server only.</para>
|
---|
| 426 | <indexterm zone="nfs-utils rpcstatd">
|
---|
| 427 | <primary sortas="b-rpcstatd">rpc.statd</primary>
|
---|
| 428 | </indexterm>
|
---|
| 429 | </listitem>
|
---|
| 430 | </varlistentry>
|
---|
| 431 |
|
---|
| 432 | <varlistentry id="showmount">
|
---|
| 433 | <term><command>showmount</command></term>
|
---|
| 434 | <listitem>
|
---|
| 435 | <para>displays mount information for an NFS server.</para>
|
---|
| 436 | <indexterm zone="nfs-utils showmount">
|
---|
| 437 | <primary sortas="b-showmount">showmount</primary>
|
---|
| 438 | </indexterm>
|
---|
| 439 | </listitem>
|
---|
| 440 | </varlistentry>
|
---|
| 441 |
|
---|
| 442 | </variablelist>
|
---|
| 443 |
|
---|
| 444 | </sect2>
|
---|
[d47e7ea9] | 445 |
|
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[176b211] | 446 | </sect1>
|
---|