| 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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| 7 | <!ENTITY fcron-download-http "http://fcron.free.fr/archives/fcron-&fcron-version;.src.tar.gz">
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| 8 | <!ENTITY fcron-download-ftp " ">
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| 9 | <!-- <!ENTITY fcron-download-ftp "ftp://ftp.seul.org/pub/fcron/fcron-&fcron-version;.src.tar.gz">-->
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| 10 | <!ENTITY fcron-md5sum "bd4996e941a40327d11efc5e3fd1f839">
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| 11 | <!ENTITY fcron-size "587 KB">
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| 12 | <!ENTITY fcron-buildsize "5.1 MB">
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| 13 | <!ENTITY fcron-time "0.1 SBU">
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| 14 | ]>
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| 15 |
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| 16 | <sect1 id="fcron" xreflabel="fcron-&fcron-version;">
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| 17 | <?dbhtml filename="fcron.html"?>
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| 18 |
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| 19 | <sect1info>
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| 20 | <othername>$LastChangedBy$</othername>
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| 21 | <date>$Date$</date>
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| 22 | </sect1info>
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| 23 |
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| 24 | <title>Fcron-&fcron-version;</title>
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| 25 |
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| 26 | <indexterm zone="fcron">
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| 27 | <primary sortas="a-Fcron">Fcron</primary>
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| 28 | </indexterm>
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| 29 |
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| 30 | <sect2 role="package">
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| 31 | <title>Introduction to Fcron</title>
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| 32 |
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| 33 | <para>The <application>Fcron</application> package contains a periodical
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| 34 | command scheduler which aims at replacing <application>Vixie
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| 35 | Cron</application>.</para>
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| 36 |
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| 37 | &lfs83_checked;
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| 38 |
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| 39 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 40 | <itemizedlist spacing="compact">
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| 41 | <listitem>
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| 42 | <para>Download (HTTP): <ulink url="&fcron-download-http;"/></para>
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| 43 | </listitem>
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| 44 | <listitem>
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| 45 | <para>Download (FTP): <ulink url="&fcron-download-ftp;"/></para>
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| 46 | </listitem>
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| 47 | <listitem>
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| 48 | <para>Download MD5 sum: &fcron-md5sum;</para>
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| 49 | </listitem>
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| 50 | <listitem>
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| 51 | <para>Download size: &fcron-size;</para>
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| 52 | </listitem>
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| 53 | <listitem>
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| 54 | <para>Estimated disk space required: &fcron-buildsize;</para>
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| 55 | </listitem>
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| 56 | <listitem>
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| 57 | <para>Estimated build time: &fcron-time;</para>
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| 58 | </listitem>
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| 59 | </itemizedlist>
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| 60 |
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| 61 | <bridgehead renderas="sect3">Fcron Dependencies</bridgehead>
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| 62 |
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| 63 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 64 | <para role="optional">
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| 65 | A mail server such as <xref linkend="postfix"/>,
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| 66 | A text editor
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| 67 | (default is <command>vi</command> from the vim package),
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| 68 | <ulink url="&blfs-book;postlfs/linux-pam.html">linux-pam</ulink>, and
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| 69 | <ulink url="&blfs-book;postlfs/pst/docbook-utils.html">docbook-utils</ulink>
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| 70 | </para>
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| 71 |
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| 72 | <para condition="html" role="usernotes">User Notes:
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| 73 | <ulink url="&blfs-wiki;/fcron"/></para>
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| 74 |
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| 75 | </sect2>
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| 76 |
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| 77 | <sect2 role="installation">
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| 78 | <title>Installation of Fcron</title>
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| 79 |
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| 80 | <para id="fcron-syslog"> For System V versions of LFS,
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| 81 | <application>fcron</application>
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| 82 | uses the cron facility of <command>syslog</command> to log all messages.
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| 83 | Since LFS does not set up this facility in
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| 84 | <filename>/etc/syslog.conf</filename>, it needs to be done prior to
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| 85 | installing <application>fcron</application>. This command will append the
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| 86 | necessary line to the current <filename>/etc/syslog.conf</filename>
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| 87 | (perform as the <systemitem class='username'>root</systemitem> user):</para>
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| 88 |
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| 89 | <indexterm zone="fcron fcron-syslog">
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| 90 | <primary sortas="e-etc-syslog.conf">/etc/syslog.conf</primary>
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| 91 | </indexterm>
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| 92 |
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| 93 | <screen role="root"><userinput>cat >> /etc/syslog.conf << "EOF"
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| 94 | <literal># Begin fcron addition to /etc/syslog.conf
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| 95 |
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| 96 | cron.* -/var/log/cron.log
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| 97 |
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| 98 | # End fcron addition</literal>
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| 99 | EOF</userinput></screen>
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| 100 |
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| 101 | <para>The configuration file has been modified, so reloading
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| 102 | the <command>sysklogd</command> daemon will activate the changes (again as
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| 103 | the <systemitem class='username'>root</systemitem> user).</para>
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| 104 |
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| 105 | <screen role="root"><userinput>/etc/rc.d/init.d/sysklogd reload</userinput></screen>
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| 106 |
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| 107 | <para>For security reasons, an unprivileged user and group for
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| 108 | <application>fcron</application> should be created (perform as the
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| 109 | <systemitem class='username'>root</systemitem> user):</para>
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| 110 |
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| 111 | <screen role="root"><userinput>groupadd -g 22 fcron &&
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| 112 | useradd -d /dev/null -c "Fcron User" -g fcron -s /bin/false -u 22 fcron</userinput></screen>
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| 113 |
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| 114 | <para>Install <application>Fcron</application> by running the following
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| 115 | commands:</para>
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| 116 |
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| 117 | <para>For System V based systems:</para>
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| 118 |
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| 119 | <screen><userinput>./configure --prefix=/usr \
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| 120 | --sysconfdir=/etc \
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| 121 | --localstatedir=/var \
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| 122 | --without-sendmail \
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| 123 | --with-boot-install=no \
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| 124 | --with-systemdsystemunitdir=no &&
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| 125 | make</userinput></screen>
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| 126 |
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| 127 | <para>For systemd based systems:</para>
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| 128 |
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| 129 | <screen><userinput>./configure --prefix=/usr \
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| 130 | --sysconfdir=/etc \
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| 131 | --localstatedir=/var \
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| 132 | --without-sendmail \
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| 133 | --with-boot-install=no &&
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| 134 | make</userinput></screen>
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| 135 |
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| 136 | <para>This package does not come with a test suite.</para>
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| 137 |
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| 138 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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| 139 |
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| 140 | <screen role="root"><userinput>make install</userinput></screen>
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| 141 |
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| 142 | <para>DESTDIR install must be done as <systemitem class="username">root</systemitem> user.</para>
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| 143 |
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| 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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| 149 | <para><parameter>--without-sendmail</parameter>: By default,
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| 150 | <application>fcron</application> will attempt to use the
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| 151 | <command>sendmail</command> command from a mail server sucj as the
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| 152 | <xref linkend="postfix"/>
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| 153 | package to email you the results of the <command>fcron</command> script.
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| 154 | This switch is used to disable default email notification. Omit the switch
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| 155 | to enable the default. Alternatively, you can use the
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| 156 | <option>--with-sendmail=<replaceable></path/to/MTA
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| 157 | command></replaceable></option> to use a different mailer command.</para>
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| 158 |
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| 159 | <para><parameter>--with-boot-install=no</parameter>: This prevents
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| 160 | installation of the bootscript included with the package.</para>
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| 161 |
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| 162 | <para><parameter>--with-systemdsystemunitdir=no</parameter>:
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| 163 | This prevents building the <application>systemd</application> units, which
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| 164 | are not needed for a <application>SYS V</application> system.</para>
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| 165 |
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| 166 | <para><option>--with-editor=<replaceable></path/to/editor></replaceable></option>:
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| 167 | This switch allows you to set the default text editor.</para>
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| 168 |
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| 169 | <para>
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| 170 | <option>--with-dsssl-dir=<replaceable></path/to/dsssl-stylesheets></replaceable></option>:
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| 171 | May be used if you have
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| 172 | <ulink url="&blfs-book;postlfs/pst/docbook-utils.html">docbook-utils</ulink>
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| 173 | installed.
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| 174 | Currently, the dsssl stylesheets are located at
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| 175 | <filename class="directory">/usr/share/sgml/docbook/dsssl-stylesheets-1.79</filename>.
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| 176 | </para>
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| 177 |
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| 178 | </sect2>
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| 179 |
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| 180 | <sect2 role="configuration">
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| 181 | <title>Configuring Fcron</title>
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| 182 |
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| 183 | <sect3 id="fcron-config">
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| 184 | <title>Config Files</title>
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| 185 |
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| 186 | <para><filename>/etc/fcron.conf</filename>,
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| 187 | <filename>/etc/fcron.allow</filename>, and
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| 188 | <filename>/etc/fcron.deny</filename></para>
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| 189 |
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| 190 | <indexterm zone="fcron fcron-config">
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| 191 | <primary sortas="e-etc-fcron.conf">/etc/fcron.conf</primary>
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| 192 | </indexterm>
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| 193 |
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| 194 | <indexterm zone="fcron fcron-config">
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| 195 | <primary sortas="e-etc-fcron.allow">/etc/fcron.allow</primary>
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| 196 | </indexterm>
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| 197 |
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| 198 | <indexterm zone="fcron fcron-config">
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| 199 | <primary sortas="e-etc-fcron.deny">/etc/fcron.deny</primary>
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| 200 | </indexterm>
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| 201 |
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| 202 | </sect3>
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| 203 |
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| 204 | <sect3>
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| 205 | <title>Configuration Information</title>
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| 206 |
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| 207 | <para>There are no required changes in any of the config files.
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| 208 | Configuration information can be found in the man page for
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| 209 | <filename>fcron.conf</filename>.</para>
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| 210 |
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| 211 | <para><command>fcron</command> scripts are written using
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| 212 | <command>fcrontab</command>. Refer to the <command>fcrontab</command> man
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| 213 | page for proper parameters to address your situation.</para>
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| 214 |
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| 215 | <para id="fcron-pam">If <application>Linux-PAM</application>
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| 216 | is installed, two PAM configuration files are installed in
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| 217 | <filename class='directory'>/etc/pam.d</filename>. Alternatively if
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| 218 | <filename class='directory'>/etc/pam.d</filename> is not used, the
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| 219 | installation will append two configuration sections to the existing
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| 220 | <filename>/etc/pam.conf</filename> file. You should ensure the files match
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| 221 | your preferences. Modify them as required to suit your needs.</para>
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| 222 |
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| 223 | <indexterm zone="fcron fcron-pam">
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| 224 | <primary sortas="e-etc-pam.d">/etc/pam.d/*</primary>
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| 225 | </indexterm>
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| 226 |
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| 227 | <indexterm zone="fcron fcron-pam">
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| 228 | <primary sortas="e-etc-pam.conf">/etc/pam.conf</primary>
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| 229 | </indexterm>
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| 230 |
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| 231 | </sect3>
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| 232 |
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| 233 | <sect3 id="fcron-init">
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| 234 | <title>Boot Script or Systemd Unit</title>
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| 235 |
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| 236 | <para>For System V bases systems, install the
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| 237 | <filename>/etc/rc.d/init.d/fcron</filename> init script from the
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| 238 | <xref linkend="bootscripts"/> package.</para>
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| 239 |
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| 240 | <screen role="root"><userinput>make install-fcron</userinput></screen>
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| 241 |
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| 242 | <para>For systemd based systems, enable <application>fcron</application> to start
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| 243 | at boot using the previously installed systemd unit.</para>
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| 244 |
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| 245 | <indexterm zone="fcron fcron-init">
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| 246 | <primary sortas="f-fcron">fcron</primary>
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| 247 | </indexterm>
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| 248 |
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| 249 | <screen role="root"><userinput>systemctl enable fcron</userinput></screen>
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| 250 |
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| 251 | </sect3>
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| 252 |
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| 253 | </sect2>
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| 254 |
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| 255 | <sect2 role="content">
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| 256 | <title>Contents</title>
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| 257 |
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| 258 | <segmentedlist>
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| 259 | <segtitle>Installed Programs</segtitle>
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| 260 | <segtitle>Installed Libraries</segtitle>
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| 261 | <segtitle>Installed Directories</segtitle>
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| 262 |
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| 263 | <seglistitem>
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| 264 | <seg>fcron, fcrondyn, fcronsighup, and fcrontab</seg>
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| 265 | <seg>None</seg>
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| 266 | <seg>/usr/share/doc/fcron-&fcron-version; and /var/spool/fcron</seg>
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| 267 | </seglistitem>
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| 268 | </segmentedlist>
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| 269 |
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| 270 | <variablelist>
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| 271 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 272 | <?dbfo list-presentation="list"?>
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| 273 | <?dbhtml list-presentation="table"?>
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| 274 |
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| 275 | <varlistentry id="fcron-prog">
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| 276 | <term><command>fcron</command></term>
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| 277 | <listitem>
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| 278 | <para>is the scheduling daemon.</para>
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| 279 | <indexterm zone="fcron fcron-prog">
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| 280 | <primary sortas="b-fcron">fcron</primary>
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| 281 | </indexterm>
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| 282 | </listitem>
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| 283 | </varlistentry>
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| 284 |
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| 285 | <varlistentry id="fcrondyn">
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| 286 | <term><command>fcrondyn</command></term>
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| 287 | <listitem>
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| 288 | <para>is a user tool intended to interact with a running
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| 289 | <command>fcron</command> daemon.</para>
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| 290 | <indexterm zone="fcron fcrondyn">
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| 291 | <primary sortas="b-fcrondyn">fcrondyn</primary>
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| 292 | </indexterm>
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| 293 | </listitem>
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| 294 | </varlistentry>
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| 295 |
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| 296 | <varlistentry id="fcronsighup">
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| 297 | <term><command>fcronsighup</command></term>
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| 298 | <listitem>
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| 299 | <para>instructs <command>fcron</command> to reread the
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| 300 | <application>Fcron</application> tables.</para>
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| 301 | <indexterm zone="fcron fcronsighup">
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| 302 | <primary sortas="b-fcronsighup">fcronsighup</primary>
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| 303 | </indexterm>
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| 304 | </listitem>
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| 305 | </varlistentry>
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| 306 |
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| 307 | <varlistentry id="fcrontab">
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| 308 | <term><command>fcrontab</command></term>
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| 309 | <listitem>
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| 310 | <para>is a program used to install, edit, list and remove the
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| 311 | tables used by <command>fcron</command>.</para>
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| 312 | <indexterm zone="fcron fcrontab">
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| 313 | <primary sortas="b-fcrontab">fcrontab</primary>
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| 314 | </indexterm>
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| 315 | </listitem>
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| 316 | </varlistentry>
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| 317 |
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| 318 | </variablelist>
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| 319 |
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| 320 | </sect2>
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| 321 |
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| 322 | </sect1>
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