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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