1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
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3 | "http://www.oasis-open.org/docbook/xml/4.4/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 "ftp://ftp.seul.org/pub/fcron/fcron-&fcron-version;.src.tar.gz">
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9 | <!ENTITY fcron-md5sum "55e92f8536c8b52c9b73b96a6a3e0fe3">
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10 | <!ENTITY fcron-size "400 KB">
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11 | <!ENTITY fcron-buildsize "3.6 MB">
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12 | <!ENTITY fcron-time "0.10 SBU">
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13 | ]>
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14 |
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15 | <sect1 id="fcron" xreflabel="Fcron-&fcron-version;">
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16 | <?dbhtml filename="fcron.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>Fcron-&fcron-version;</title>
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24 |
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25 | <indexterm zone="fcron">
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26 | <primary sortas="a-Fcron">Fcron</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 Fcron</title>
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31 |
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32 | <para>The <application>Fcron</application> package contains a periodical
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33 | command scheduler which aims at replacing <application>Vixie
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34 | Cron</application>.</para>
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35 |
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36 | <bridgehead renderas="sect3">Package Information</bridgehead>
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37 | <itemizedlist spacing="compact">
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38 | <listitem>
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39 | <para>Download (HTTP): <ulink url="&fcron-download-http;"/></para>
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40 | </listitem>
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41 | <listitem>
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42 | <para>Download (FTP): <ulink url="&fcron-download-ftp;"/></para>
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43 | </listitem>
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44 | <listitem>
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45 | <para>Download MD5 sum: &fcron-md5sum;</para>
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46 | </listitem>
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47 | <listitem>
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48 | <para>Download size: &fcron-size;</para>
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49 | </listitem>
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50 | <listitem>
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51 | <para>Estimated disk space required: &fcron-buildsize;</para>
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52 | </listitem>
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53 | <listitem>
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54 | <para>Estimated build time: &fcron-time;</para>
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55 | </listitem>
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56 | </itemizedlist>
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57 |
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58 | <bridgehead renderas="sect3">Fcron Dependencies</bridgehead>
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59 |
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60 | <bridgehead renderas="sect4">Optional</bridgehead>
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61 | <para><ulink url="../server/mail.html">MTA</ulink>,
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62 | <ulink url="../postlfs/editors.html">text editor</ulink> (default is
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63 | <command>vi</command> from the <xref linkend="vim"/> package),
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64 | <xref linkend="Linux_PAM"/>,
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65 | <ulink url="http://www.nsa.gov/selinux/">SELinux</ulink>,
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66 | <xref linkend="docbook-utils"/>
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67 | </para>
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68 |
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69 | </sect2>
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70 |
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71 | <sect2 role="installation">
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72 | <title>Installation of Fcron</title>
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73 |
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74 | <para id="fcron-syslog"><application>Fcron</application> uses the cron facility
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75 | of <command>syslog</command> to log all messages. Since LFS
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76 | does not set up this facility in <filename>/etc/syslog.conf</filename>, it
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77 | needs to be done prior to installing <application>Fcron</application>. This
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78 | command will append the necessary line to the current
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79 | <filename>/etc/syslog.conf</filename> (perform as the
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80 | <systemitem class='username'>root</systemitem> user):</para>
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81 |
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82 | <indexterm zone="fcron fcron-syslog">
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83 | <primary sortas="e-etc-syslog.conf">/etc/syslog.conf</primary>
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84 | </indexterm>
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85 |
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86 | <screen role="root"><userinput>cat >> /etc/syslog.conf << "EOF"
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87 | <literal># Begin fcron addition to /etc/syslog.conf
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88 |
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89 | cron.* -/var/log/cron.log
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90 |
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91 | # End fcron addition</literal>
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92 | EOF</userinput></screen>
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93 |
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94 | <para>The configuration file has been modified, so reloading the
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95 | <command>sysklogd</command> daemon will activate the changes (again as the
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96 | <systemitem class='username'>root</systemitem> user).</para>
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97 |
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98 | <screen role="root"><userinput>/etc/rc.d/init.d/sysklogd reload</userinput></screen>
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99 |
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100 | <para>For security reasons, an unprivileged user and group for
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101 | <application>Fcron</application> should be created (perform as the
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102 | <systemitem class='username'>root</systemitem> user):</para>
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103 |
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104 | <screen role="root"><userinput>groupadd -g 22 fcron &&
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105 | useradd -d /dev/null -c "Fcron User" -g fcron -s /bin/false -u 22 fcron</userinput></screen>
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106 |
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107 | <para>Install <application>Fcron</application> by running the following
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108 | commands:</para>
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109 |
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110 | <screen><userinput>./configure --without-sendmail --with-boot-install=no &&
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111 | make</userinput></screen>
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112 |
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113 | <para>This package does not come with a test suite.</para>
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114 |
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115 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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116 |
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117 | <screen role="root"><userinput>make install</userinput></screen>
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118 |
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119 | </sect2>
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120 |
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121 | <sect2 role="commands">
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122 | <title>Command Explanations</title>
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123 |
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124 | <para><parameter>--without-sendmail</parameter>:
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125 | <application>Fcron</application> will use an installed MTA
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126 | to email you the results of the <command>fcron</command> script. Omit the
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127 | switch and use
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128 | <option>--with-sendmail=<replaceable>[/path/to/MTA]</replaceable></option>
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129 | if you wish to utilize this feature.</para>
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130 |
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131 | <para><parameter>--with-boot-install=no</parameter>: This prevents installation
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132 | of the bootscript included with the package.</para>
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133 |
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134 | <para><option>--with-editor=<replaceable>[/path/to/editor]</replaceable></option>:
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135 | This switch allows you to set the default text editor.</para>
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136 |
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137 | </sect2>
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138 |
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139 | <sect2 role="configuration">
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140 | <title>Configuring Fcron</title>
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141 |
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142 | <sect3 id="fcron-config">
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143 | <title>Config Files</title>
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144 |
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145 | <para><filename>/etc/fcron.conf</filename>,
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146 | <filename>/etc/fcron.allow</filename>, and
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147 | <filename>/etc/fcron.deny</filename></para>
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148 |
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149 | <indexterm zone="fcron fcron-config">
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150 | <primary sortas="e-etc-fcron.conf">/etc/fcron.conf</primary>
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151 | </indexterm>
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152 |
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153 | <indexterm zone="fcron fcron-config">
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154 | <primary sortas="e-etc-fcron.allow">/etc/fcron.allow</primary>
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155 | </indexterm>
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156 |
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157 | <indexterm zone="fcron fcron-config">
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158 | <primary sortas="e-etc-fcron.deny">/etc/fcron.deny</primary>
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159 | </indexterm>
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160 |
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161 | </sect3>
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162 |
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163 | <sect3>
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164 | <title>Configuration Information</title>
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165 |
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166 | <para>There are no required changes in any of the config files.
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167 | Configuration information can be found in the man page for
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168 | <filename>fcron.conf</filename>.</para>
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169 |
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170 | <para><command>fcron</command> scripts are written using
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171 | <command>fcrontab</command>. Refer to the <command>fcrontab</command> man
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172 | page for proper parameters to address your situation.</para>
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173 |
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174 | <para id="fcron-pam">If <application>Linux-PAM</application>
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175 | is installed, two PAM configuration files are installed in
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176 | <filename class='directory'>/etc/pam.d</filename>. Alternatively if
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177 | <filename class='directory'>/etc/pam.d</filename> is not used, the installation
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178 | will append two configuration sections to the exiting
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179 | <filename>/etc/pam.conf</filename> file. You should ensure the files match your
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180 | preferences. Modify them as required to suit your needs.</para>
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181 |
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182 | <indexterm zone="fcron fcron-pam">
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183 | <primary sortas="e-etc-pam.d">/etc/pam.d/*</primary>
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184 | </indexterm>
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185 |
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186 | <indexterm zone="fcron fcron-pam">
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187 | <primary sortas="e-etc-pam.conf">/etc/pam.conf</primary>
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188 | </indexterm>
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189 |
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190 | </sect3>
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191 |
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192 | <sect3 id="fcron-init">
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193 | <title>Boot Script</title>
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194 |
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195 | <para>Install the <filename>/etc/rc.d/init.d/fcron</filename>
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196 | init script from the <xref linkend="intro-important-bootscripts"/>
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197 | package.</para>
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198 |
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199 | <indexterm zone="fcron fcron-init">
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200 | <primary sortas="f-fcron">fcron</primary>
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201 | </indexterm>
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202 |
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203 | <screen role="root"><userinput>make install-fcron</userinput></screen>
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204 |
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205 | </sect3>
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206 |
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207 | </sect2>
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208 |
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209 | <sect2 role="content">
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210 | <title>Contents</title>
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211 |
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212 | <segmentedlist>
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213 | <segtitle>Installed Programs</segtitle>
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214 | <segtitle>Installed Libraries</segtitle>
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215 | <segtitle>Installed Directories</segtitle>
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216 |
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217 | <seglistitem>
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218 | <seg>fcron, fcrondyn, fcronsighup, and fcrontab</seg>
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219 | <seg>None</seg>
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220 | <seg>/usr/share/doc/fcron-&fcron-version; and /var/spool/fcron</seg>
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221 | </seglistitem>
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222 | </segmentedlist>
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223 |
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224 | <variablelist>
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225 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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226 | <?dbfo list-presentation="list"?>
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227 | <?dbhtml list-presentation="table"?>
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228 |
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229 | <varlistentry id="fcron-prog">
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230 | <term><command>fcron</command></term>
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231 | <listitem>
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232 | <para>is the scheduling daemon.</para>
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233 | <indexterm zone="fcron fcron-prog">
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234 | <primary sortas="b-fcron">fcron</primary>
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235 | </indexterm>
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236 | </listitem>
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237 | </varlistentry>
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238 |
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239 | <varlistentry id="fcrondyn">
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240 | <term><command>fcrondyn</command></term>
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241 | <listitem>
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242 | <para>is a user tool intended to interact with a running
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243 | <command>fcron</command> daemon.</para>
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244 | <indexterm zone="fcron fcrondyn">
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245 | <primary sortas="b-fcrondyn">fcrondyn</primary>
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246 | </indexterm>
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247 | </listitem>
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248 | </varlistentry>
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249 |
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250 | <varlistentry id="fcronsighup">
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251 | <term><command>fcronsighup</command></term>
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252 | <listitem>
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253 | <para>instructs <command>fcron</command> to reread the
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254 | <application>Fcron</application> tables.</para>
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255 | <indexterm zone="fcron fcronsighup">
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256 | <primary sortas="b-fcronsighup">fcronsighup</primary>
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257 | </indexterm>
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258 | </listitem>
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259 | </varlistentry>
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260 |
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261 | <varlistentry id="fcrontab">
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262 | <term><command>fcrontab</command></term>
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263 | <listitem>
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264 | <para>is a program used to install, edit, list and remove the
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265 | tables used by <command>fcron</command>.</para>
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266 | <indexterm zone="fcron fcrontab">
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267 | <primary sortas="b-fcrontab">fcrontab</primary>
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268 | </indexterm>
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269 | </listitem>
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270 | </varlistentry>
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271 |
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272 | </variablelist>
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273 |
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274 | </sect2>
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275 |
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276 | </sect1>
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