1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
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3 | "http://www.oasis-open.org/docbook/xml/4.3/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 apache-download-http "http://www.apache.org/dist/httpd/httpd-&apache-version;.tar.bz2">
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8 | <!ENTITY apache-download-ftp "ftp://ftp.tux.org/pub/net/apache/dist/httpd/httpd-&apache-version;.tar.bz2">
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9 | <!ENTITY apache-md5sum "0e1b47c53921a1fc8fb006effdb3bf1c">
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10 | <!ENTITY apache-size "5.2 MB">
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11 | <!ENTITY apache-buildsize "78 MB">
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12 | <!ENTITY apache-time "1.12 SBU">
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13 | ]>
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14 |
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15 | <sect1 id="apache" xreflabel="Apache-&apache-version;">
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16 | <sect1info>
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17 | <othername>$LastChangedBy$</othername>
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18 | <date>$Date$</date>
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19 | </sect1info>
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20 | <?dbhtml filename="apache.html"?>
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21 | <title>Apache-&apache-version;</title>
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22 | <indexterm zone="apache">
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23 | <primary sortas="a-Apache">Apache</primary></indexterm>
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24 |
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25 | <sect2>
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26 | <title>Introduction to <application>Apache</application></title>
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27 |
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28 | <para>The <application>Apache</application> package contains an
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29 | open-source <acronym>HTTP</acronym> server. It is useful for creating local
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30 | intranet web sites or running huge web serving operations.</para>
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31 |
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32 | <sect3><title>Package information</title>
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33 | <itemizedlist spacing='compact'>
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34 | <listitem><para>Download (HTTP):
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35 | <ulink url="&apache-download-http;"/></para></listitem>
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36 | <listitem><para>Download (FTP):
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37 | <ulink url="&apache-download-ftp;"/></para></listitem>
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38 | <listitem><para>Download MD5 sum: &apache-md5sum;</para></listitem>
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39 | <listitem><para>Download size: &apache-size;</para></listitem>
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40 | <listitem><para>Estimated disk space required:
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41 | &apache-buildsize;</para></listitem>
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42 | <listitem><para>Estimated build time: &apache-time;</para></listitem>
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43 | </itemizedlist>
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44 | </sect3>
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45 |
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46 | <sect3><title>Additional downloads</title>
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47 | <itemizedlist spacing='compact'>
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48 | <listitem><para>Required Patch: <ulink
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49 | url="&patch-root;/httpd-&apache-version;-config-1.patch"/></para></listitem>
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50 | </itemizedlist></sect3>
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51 |
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52 | <sect3><title><application>Apache</application> dependencies</title>
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53 | <sect4><title>Optional</title>
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54 | <para><xref linkend="db"/> or <xref linkend="gdbm"/>,
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55 | <xref linkend="openssl-package"/>,
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56 | <xref linkend="openldap"/>,
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57 | <xref linkend="expat"/> and
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58 | <xref linkend="doxygen-package"/></para>
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59 | </sect4>
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60 | </sect3>
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61 |
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62 | </sect2>
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63 |
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64 | <sect2>
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65 | <title>Installation of <application>Apache</application></title>
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66 |
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67 | <para>For security reasons, running the server as an unprivileged user and
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68 | group is strongly encouraged. Create the following group and user using the
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69 | following commands (as root):</para>
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70 |
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71 | <screen><userinput><command>groupadd apache &&
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72 | useradd -c "Apache Server" -d /dev/null -g apache -s /bin/false apache</command></userinput></screen>
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73 |
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74 | <para>The following patch will define the layout of destination directories
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75 | and, among them, the build directory at
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76 | <filename class="directory">/usr/lib/apache/build</filename>. This
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77 | will allow the modules added to <application>Apache</application> to
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78 | be configured without errors. Apply the patch:</para>
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79 |
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80 | <screen><userinput><command>patch -Np1 -i ../httpd-&apache-version;-config-1.patch</command></userinput></screen>
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81 |
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82 | <para>Build and install <application>Apache</application> by running the
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83 | following commands:</para>
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84 |
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85 | <screen><userinput><command>./configure --enable-layout=FHS \
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86 | --enable-mods-shared=all &&
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87 | make</command></userinput></screen>
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88 |
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89 | <para>Now, as the root user:</para>
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90 |
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91 | <screen><userinput role='root'><command>make install &&
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92 | chown root:root /usr/sbin/{apxs,apachectl,dbmmanage,envvars-std,envvars} \
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93 | /usr/include/apache/* /usr/lib/apache/httpd.exp \
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94 | /usr/share/man/man1/{dbmmanage,htdigest,htpasswd}.1 \
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95 | /usr/share/man/man8/{ab,apachectl,apxs,httpd}.8 \
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96 | /usr/share/man/man8/{logresolve,rotatelogs,suexec}.8 &&
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97 | chown -R apache:apache /srv/www</command></userinput></screen>
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98 |
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99 | </sect2>
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100 |
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101 | <sect2>
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102 | <title>Command explanations</title>
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103 |
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104 | <para><option>--with-expat=/usr</option>: Uses system installed
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105 | <application>expat</application>. <emphasis>If you have installed
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106 | <application>expat</application> and do not use this switch, the
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107 | <application>Apache</application> installation may overwrite some files from
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108 | the <application>expat</application> installation.</emphasis></para>
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109 |
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110 | <para><parameter>--enable-mods-shared=all</parameter>: The modules should be
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111 | compiled and used as Dynamic Shared Objects
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112 | (<acronym>DSO</acronym>s) so they can be included and excluded from the
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113 | server using the run-time configuration directives.</para>
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114 |
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115 | <para><option>--enable-ssl</option>: Use this switch
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116 | to create the <filename class="libraryfile">mod_ssl</filename>
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117 | module and enable <acronym>SSL</acronym> support.</para>
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118 |
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119 | <para><command>chown root:root ...</command>: This command changes
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120 | the ownership of some installed files, the result of building the package as a
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121 | user other than root.</para>
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122 |
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123 | <para><command>chown -R apache:apache /srv/www</command>: By default, the
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124 | installation process installs files (documentation, error messages, default
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125 | icons, etc.) with the ownership of the user that extracted the files from the
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126 | tar file. If you want to change the ownership to another user, you should do
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127 | so at this point. The only requirement is that the document directories need
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128 | to be accessable by the <command>httpd</command> process with (r-x) permissions
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129 | and files need to be readable (r--) by the apache user.</para>
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130 |
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131 | </sect2>
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132 |
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133 | <sect2>
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134 | <title>Configuring <application>Apache</application></title>
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135 |
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136 | <sect3 id="apache-config">
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137 | <title>Config files</title>
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138 |
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139 | <para><filename>/etc/apache/*</filename></para>
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140 | <indexterm zone="apache apache-config">
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141 | <primary sortas="e-etc-apache">/etc/apache/*</primary></indexterm>
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142 | <indexterm zone="apache apache-config">
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143 | <primary sortas="e-etc-apache-httpd.conf">/etc/apache/httpd.conf</primary>
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144 | </indexterm>
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145 | </sect3>
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146 |
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147 | <sect3>
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148 | <title>Configuration Information</title>
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149 |
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150 | <para>The main configuration file is named <filename>httpd.conf</filename>.
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151 | Modify it to run the server as a dedicated user:</para>
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152 |
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153 | <screen><userinput><command>sed -i -e "s%User nobody%User apache%" \
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154 | -e "s%^Group #-1%Group apache%" \
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155 | /etc/apache/httpd.conf</command></userinput></screen>
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156 |
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157 | <para>See <ulink url="http://httpd.apache.org/docs-2.0/configuring.html"/> for
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158 | detailed instructions on customizing your <application>Apache</application>
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159 | <acronym>HTTP</acronym> server.</para>
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160 |
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161 | <para>There's a problem with the ISAPI <acronym>DSO</acronym> module
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162 | caused from compiling with
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163 | <application><acronym>GCC</acronym></application>-3.4.1. Comment out the
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164 | module from the configuration file with the following command:</para>
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165 |
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166 | <screen><userinput><command>sed -i -e "s/^LoadModule isapi_module/# &/" \
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167 | /etc/apache/httpd.conf</command></userinput></screen>
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168 |
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169 | <para id="apache-init">If you want the <application>Apache</application>
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170 | server to start automatically when the system is booted, install the
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171 | <filename>/etc/rc.d/init.d/apache</filename> init script included in the
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172 | <xref linkend="intro-important-bootscripts"/> package.</para>
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173 | <indexterm zone="apache apache-init">
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174 | <primary sortas="f-apache">apache</primary></indexterm>
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175 |
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176 | <screen><userinput><command>make install-apache</command></userinput></screen>
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177 | </sect3>
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178 |
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179 | </sect2>
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180 |
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181 | <sect2>
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182 | <title>Contents</title>
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183 |
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184 | <segmentedlist>
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185 | <segtitle>Installed Programs</segtitle>
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186 | <segtitle>Installed Libraries</segtitle>
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187 | <segtitle>Installed Directories</segtitle>
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188 | <seglistitem>
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189 | <seg>ab, apachectl, apr-config, apu-config, apxs, checkgid, dbmmanage, htdbm,
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190 | htdigest, htpasswd, httpd, instdso.sh, logresolve and rotatelogs</seg>
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191 | <seg>libapr-0.[so,a], libaprutil-0.[so,a] and /usr/lib/apache/*.so</seg>
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192 | <seg>/etc/apache, /srv/www, /usr/include/apache, /usr/lib/apache and
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193 | /var/log/apache</seg>
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194 | </seglistitem>
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195 | </segmentedlist>
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196 |
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197 | <variablelist>
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198 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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199 | <?dbfo list-presentation="list"?>
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200 |
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201 | <varlistentry id="ab">
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202 | <term><command>ab</command></term>
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203 | <listitem><para>is a tool for benchmarking your
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204 | <application>Apache</application> <acronym>HTTP</acronym> server.</para>
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205 | <indexterm zone="apache ab">
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206 | <primary sortas="b-ab">ab</primary></indexterm>
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207 | </listitem>
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208 | </varlistentry>
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209 |
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210 | <varlistentry id="apachectl">
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211 | <term><command>apachectl</command></term>
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212 | <listitem><para>is a front end to the <application>Apache</application>
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213 | <acronym>HTTP</acronym> server which is designed to help the administrator
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214 | control the functioning of the <application>Apache</application> httpd
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215 | daemon.</para>
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216 | <indexterm zone="apache apachectl">
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217 | <primary sortas="b-apachectl">apachectl</primary></indexterm>
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218 | </listitem>
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219 | </varlistentry>
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220 |
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221 | <varlistentry id="apxs">
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222 | <term><command>apxs</command></term>
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223 | <listitem><para>is a tool for building and installing extension modules for
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224 | the <application>Apache</application> <acronym>HTTP</acronym> server.</para>
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225 | <indexterm zone="apache apxs">
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226 | <primary sortas="b-apxs">apxs</primary></indexterm>
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227 | </listitem>
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228 | </varlistentry>
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229 |
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230 | <varlistentry id="dbmanage">
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231 | <term><command>dbmanage</command></term>
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232 | <listitem><para>is used to create and update the <filename>DBM</filename>
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233 | format files used to store usernames and passwords for basic authentication
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234 | of <acronym>HTTP</acronym> users.</para>
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235 | <indexterm zone="apache dbmanage">
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236 | <primary sortas="b-dbmanage">dbmanage</primary></indexterm>
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237 | </listitem>
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238 | </varlistentry>
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239 |
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240 | <varlistentry id="htdigest">
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241 | <term><command>htdigest</command></term>
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242 | <listitem><para>is used to create and update the flat-files used to store
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243 | usernames, realms and passwords for digest authentication of
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244 | <acronym>HTTP</acronym> users.</para>
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245 | <indexterm zone="apache htdigest">
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246 | <primary sortas="b-htdigest">htdigest</primary></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="htpasswd">
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251 | <term><command>htpasswd</command></term>
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252 | <listitem><para>is used to create and update the flat-files used to store
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253 | usernames and passwords for basic authentication of <acronym>HTTP</acronym>
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254 | users.</para>
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255 | <indexterm zone="apache htpasswd">
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256 | <primary sortas="b-htpasswd">htpasswd</primary></indexterm>
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257 | </listitem>
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258 | </varlistentry>
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259 |
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260 | <varlistentry id="httpd">
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261 | <term><command>httpd</command></term>
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262 | <listitem><para>is the <application>Apache</application>
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263 | <acronym>HTTP</acronym> server program.</para>
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264 | <indexterm zone="apache httpd">
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265 | <primary sortas="b-httpd">httpd</primary></indexterm>
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266 | </listitem>
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267 | </varlistentry>
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268 |
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269 | <varlistentry id="instdso.sh">
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270 | <term><command>instdso.sh</command></term>
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271 | <listitem><para>is a script which installs <application>Apache</application>
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272 | <acronym>DSO</acronym> modules.</para>
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273 | <indexterm zone="apache instdso.sh">
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274 | <primary sortas="b-instdso.sh">instdso.sh</primary></indexterm>
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275 | </listitem>
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276 | </varlistentry>
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277 |
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278 | <varlistentry id="logresolve">
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279 | <term><command>logresolve</command></term>
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280 | <listitem><para>is a post-processing program to resolve
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281 | <acronym>IP</acronym>-addresses in <application>Apache</application>'s
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282 | access log files.</para>
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283 | <indexterm zone="apache logresolve">
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284 | <primary sortas="b-logresolve">logresolve</primary></indexterm>
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285 | </listitem>
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286 | </varlistentry>
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287 |
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288 | <varlistentry id="rotatelogs">
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289 | <term><command>rotatelogs</command></term>
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290 | <listitem><para>is a simple program for use in conjunction with
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291 | <application>Apache</application>'s piped log file feature.</para>
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292 | <indexterm zone="apache rotatelogs">
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293 | <primary sortas="b-rotatelogs">rotatelogs</primary></indexterm>
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294 | </listitem>
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295 | </varlistentry>
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296 | </variablelist>
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297 |
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298 | </sect2>
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299 |
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300 | </sect1>
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