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1 <?xml version='1.0' encoding='UTF-8'?>\r
2 <chapter xmlns="http://docbook.org/ns/docbook" xmlns:xi="http://www.w3.org/2001/XInclude"\r
3         xmlns:xl="http://www.w3.org/1999/xlink" version="5.0" xml:id="upgradingevergreen-2.0">\r
4         <info>\r
5                 <title>Upgrading Evergreen to 2.0</title>\r
6                 <abstract>\r
7                         <para>This Chapter will explain the step-by-step process of upgrading <application>Evergreen\r
8                         </application> to 2.0, including steps to upgrade <application>OpenSRF</application>. Before \r
9                         upgrading, it is important to carefully plan an upgrade strategy to minimize system downtime and \r
10                         service interruptions. All of the steps in this chapter are to be completed from the command line.</para>\r
11                         \r
12                 </abstract>\r
13         </info>    \r
14                 <para>Evergreen 2.0 has several software requirements:</para>\r
15                 <itemizedlist>\r
16                         <listitem>PostgreSQL: Version 8.4 is the minimum supported version of PostgreSQL. </listitem>\r
17                         <listitem>Linux: Evergreen 2.0 has been tested on Debian Squeeze (6.0) and Ubuntu Lucid Lynx (10.04). If you are runnung an older version of these distributions, \r
18                         you may want to upgrade befor installing Evergreen 2.0. For instructions on upgrading these distributions, visit the \r
19                         <ulink url="http://www.debian.org/releases/squeeze/">Debian</ulink> or <ulink url="https://help.ubuntu.com/community/LucidUpgrades">Ubuntu</ulink> websites.</listitem>\r
20                 </itemizedlist>\r
21                 <para>In the following instructions, you are asked to perform certain steps as either the <systemitem class="username">root</systemitem>  or \r
22                 <systemitem class="username">opensrf</systemitem> user.</para>\r
23                 <itemizedlist>\r
24                         <listitem>Debian: To become the <systemitem class="username">root</systemitem> user, issue the <command>su</command> command and enter the password of the \r
25                         <systemitem class="username">root</systemitem> user.</listitem>\r
26                         <listitem>Ubuntu: To become the <systemitem class="username">root</systemitem> user, issue the <command>sudo su</command> command and enter the password of your current user.</listitem>\r
27                 </itemizedlist>\r
28                 <para>To switch from the <systemitem class="username">root</systemitem> user to a different user, issue the <command>su - [user]</command> command; for example, \r
29                 <command>su - opensrf</command>. Once you have become a non-root user, to become the <systemitem class="username">root</systemitem> user again simply issue the exit command.</para> \r
30                 <para>In the following instructions, <filename class='directory'>/path/to/OpenSRF/</filename> represents the path to the OpenSRF source directory.</para>\r
31         <section xml:id="upgradingevergreen-stop_evergreen">\r
32                 <title>Backing Up Data</title>\r
33                 <procedure>\r
34                         <step>\r
35                                 <para>As <systemitem class="username">root</systemitem>, stop the <application>Apache</application> \r
36                                 web server<indexterm><primary>web server</primary><secondary>Apache</secondary></indexterm>.</para>\r
37                         </step>\r
38                         <step>\r
39                                 <para>As the <systemitem class="username">opensrf</systemitem> user, stop all \r
40                                 <application>Evergreen</application>\r
41                                 and <application>OpenSRF</application> services:</para>\r
42                                 <screen><userinput>osrf_ctl.sh -l -a stop_all</userinput></screen>\r
43                         </step>\r
44                         <step>\r
45                                 <para>Back up of the <filename class='directory'>/openils</filename> \r
46                                 directory.</para>\r
47                         </step>\r
48                         <step>\r
49                                 <para><link linkend="backingup">Back up the <application>evergreen\r
50                                 </application> database</link>.</para>\r
51                         </step>\r
52                 </procedure>\r
53         </section>\r
54         <section xml:id="upgradingevergreen-upgradingOpenSRF">\r
55                 <title>Upgrading OpenSRF to 1.6.3</title><indexterm><primary>OpenSRF</primary></indexterm>\r
56                 <procedure>\r
57                         <step>\r
58                                 <para>As the <systemitem class="username">opensrf</systemitem> user, download and extract the source files for <application>OpenSRF</application> \r
59                                 1.6.3:</para>\r
60 <screen><userinput>\r
61 wget http://open-ils.org/downloads/OpenSRF-1.6.3.tar.gz\r
62 tar xzf OpenSRF-1.6.3.tar.gz\r
63 </userinput></screen>\r
64                                 <para>A new directory OpenSRF-1.6.3 is created.</para>\r
65                                 <note><para>For the latest edition of OpenSRF, check the Evergreen download page at \r
66                                 <ulink url="http://www.open-ils.org/downloads.php" />.\r
67                                 </para></note>\r
68                         </step>\r
69                         <step>  \r
70                                 <para>As the <systemitem class="username">root</systemitem> user, install the software prerequisites using the automatic \r
71                                 prerequisite installer.</para> \r
72 <screen><userinput>\r
73 aptitude install make\r
74 cd /home/opensrf/OpenSRF-1.6.3\r
75 </userinput></screen>           \r
76                                 <para>Replace <option>[distribution]</option> below with the following value \r
77                                 for your distribution:</para>\r
78                                 <itemizedlist>\r
79                                         <listitem>\r
80                                                 <para><option>debian-squeeze</option> for <systemitem class="osname">Debian Squeeze (6.0)</systemitem>\r
81                                                 <indexterm><primary>Linux</primary><secondary>Debian</secondary></indexterm></para>\r
82                                         </listitem>\r
83                                         <listitem>\r
84                                                 <para><option>fedora13</option> for <systemitem class="osname">Fedora 13</systemitem>\r
85                                                 <indexterm><primary>Linux</primary><secondary>Fedora</secondary></indexterm></para>\r
86                                         </listitem>                     \r
87                                         <listitem>\r
88                                                 <para><option>ubuntu-lucid</option> for <systemitem class="osname">Ubuntu Lucid Lynx\r
89                                                 (10.04)</systemitem><indexterm><primary>Linux</primary><secondary>Ubuntu</secondary></indexterm></para>\r
90                                         </listitem>\r
91                                         <listitem>\r
92                                                 <para><option>centos</option> for <systemitem class="osname">CentOS 5</systemitem>\r
93                                                 <indexterm><primary>Linux</primary><secondary>CentOS</secondary></indexterm></para>\r
94                                         </listitem>\r
95                                         <listitem>\r
96                                                 <para><option>rhel</option> for <systemitem class="osname">Red Hat Enterprise Linux 5</systemitem>\r
97                                                 <indexterm><primary>Linux</primary><secondary>Red Hat</secondary></indexterm></para>\r
98                                         </listitem>\r
99                                 </itemizedlist>\r
100 <screen><userinput>\r
101 cd /path/to/OpenSRF\r
102 make -f src/extras/Makefile.install [distribution]\r
103 </userinput></screen>\r
104                                 <para>This will install a number of packages required by OpenSRF on your system, \r
105                                 including some Perl modules from <systemitem class="resource">CPAN</systemitem><indexterm><primary>Perl</primary><secondary>CPAN</secondary>\r
106                                 </indexterm>. You can type <userinput>no</userinput> to the initial <systemitem class="resource">CPAN</systemitem> \r
107                                 configuration prompt to allow it to automatically configure itself to download \r
108                                 and install Perl modules from <systemitem class="resource">CPAN</systemitem>. The <systemitem class="resource">CPAN</systemitem> installer will ask you a number of \r
109                                 times whether it should install prerequisite modules - type <userinput>yes</userinput>.</para>\r
110                         </step>\r
111                         <step>  \r
112                                 <para>As the <systemitem class="username">opensrf</systemitem> user, configure and compile OpenSRF:</para> \r
113                                 <note>You can include the <option>–enable-python</option> and <option>–enable-java</option> configure options if \r
114                                 you want to include support for Python<indexterm><primary>Python</primary></indexterm> and Java\r
115                                 <indexterm><primary>Java</primary></indexterm>, respectively.</note>\r
116 <screen><userinput>\r
117 cd /home/opensrf/OpenSRF-1.6.3\r
118 ./configure --prefix=/openils --sysconfdir=/openils/conf\r
119 make\r
120 </userinput></screen>           \r
121                         </step>\r
122                         <step>  \r
123                                 <para>As the <systemitem class="username">root</systemitem> user, return to your OpenSRF build directory and install \r
124                                 OpenSRF:</para>\r
125 <screen><userinput>\r
126 cd /home/opensrf/OpenSRF-1.6.3\r
127 make install\r
128 </userinput></screen>\r
129                         </step>\r
130                         <step>\r
131                                 <para>As the <systemitem class="username">root</systemitem> user, change the ownership of the installed files to the \r
132                                 <systemitem class="username">opensrf</systemitem> user:</para>\r
133                                 <screen><userinput>chown -R opensrf:opensrf /openils</userinput></screen>\r
134                         </step>\r
135                         <step>\r
136                                 <para>Restart and Test OpenSRF</para>\r
137 <screen><userinput>\r
138 osrf_ctl.sh -l -a start_all\r
139 /openils/bin/srfsh\r
140 srfsh#  request opensrf.math add 2 2\r
141 </userinput></screen>\r
142                                 <para>You should see output such as:</para>\r
143 <screen>\r
144 Received Data: 4\r
145 \r
146 ------------------------------------\r
147 Request Completed Successfully\r
148 Request Time in seconds: 0.007519\r
149 ------------------------------------\r
150 \r
151 srfsh#\r
152 </screen>       \r
153                                 <para>If test completed successfully move onto the next section. \r
154                                 Otherwise, refer to the <link linkend="troubleshooting">troubleshooting</link> chapter \r
155                                 of this documentation.</para> \r
156                         </step> \r
157                 </procedure>    \r
158         </section>\r
159         <section xml:id="upgradingevergreen-upgrading_from_1.6_to_2.0">\r
160                 <title>Upgrade <application>Evergreen</application> from 1.6.1 to 2.0</title>\r
161                 <note>\r
162                         <para>PostgreSQL 8.4 is the minimum supported version of PostgreSQL.</para> \r
163                         <para>Evergreen 2.0 has been tested on Debian Squeeze (6.0) and Ubuntu Lucid (10.04). If you are runnung an older version of \r
164                         these distributions, you may want to upgrade befor installing Evergreen 2.0. For instructions on upgrading these distribuitions, visit the \r
165                         <ulink url="http://www.debian.org/releases/squeeze/">Debian</ulink> or <ulink url="https://help.ubuntu.com/community/LucidUpgrades">Ubuntu</ulink> websites.</para>\r
166                 </note>\r
167                 <procedure>\r
168                         <step>\r
169                                 <para>As the <systemitem class="username">opensrf</systemitem> user, download and extract <application>Evergreen 2.0</application>\r
170                                 </para>\r
171 <screen><userinput>\r
172 wget http://www.open-ils.org/downloads/Evergreen-ILS-2.0.4.tar.gz\r
173 tar xzf Evergreen-ILS-2.0.4.tar.gz\r
174 </userinput></screen>\r
175                                 <note><para>For the latest edition of Evergreen 2.0, check the Evergreen download page at\r
176                                 <ulink url="http://www.open-ils.org/downloads.php" /> and adjust upgrading instructions accordingly.</para></note>\r
177                         </step>\r
178                         <step>\r
179                                 <para>As the <systemitem class="username">root</systemitem> user, install the prerequisites:</para> \r
180                                 <screen><userinput>cd /home/opensrf/Evergreen-ILS-2.0.4</userinput></screen>    \r
181                                 <para>On the next command, replace <option>[distribution]</option> with one of \r
182                                 these values for your distribution of Debian or Ubuntu:</para>\r
183                                 <itemizedlist>\r
184                                         \r
185                                         <listitem>\r
186                                                 <para><option>debian-squeeze</option> for <systemitem class="osname">Debian Squeeze (6.0)</systemitem></para>\r
187                                         </listitem>\r
188                                         \r
189                                         <listitem>\r
190                                                 <para><option>ubuntu-lucid</option> for  <systemitem class="osname">Ubuntu Lucid Lynx \r
191                                                 (10.04)</systemitem></para>\r
192                                         </listitem>\r
193                                 </itemizedlist>\r
194                                 <screen><userinput>make -f Open-ILS/src/extras/Makefile.install <option>[distribution]</option></userinput></screen>\r
195                         </step>\r
196                         <step>\r
197                                 <para>As the <systemitem class="username">opensrf</systemitem> user, configure and compile \r
198                                 <application>Evergreen</application>:</para>\r
199                                 <screen><userinput>cd /home/opensrf/Evergreen-ILS-2.0.4</userinput></screen>\r
200                                 <screen><userinput>./configure --prefix=/openils --sysconfdir=/openils/conf</userinput></screen>\r
201                                 <screen><userinput>make</userinput></screen>\r
202                         </step>\r
203                         <step>\r
204                                 <para>As the <systemitem class="username">root</systemitem> user, install \r
205                                 <application>Evergreen</application>:</para>\r
206                                 <screen><userinput>make STAFF_CLIENT_BUILD_ID=rel_2_0_4 install</userinput></screen>\r
207                         </step>\r
208                         <step>\r
209                                 <para>Change to the <application>Evergreen</application> installation \r
210                                 directory:</para>\r
211                                 <screen><userinput>cd /home/opensrf/Evergreen-ILS-2.0.4</userinput></screen>\r
212                         </step>\r
213                         <step>\r
214                                 <para>As the <emphasis>root</emphasis> user, change all files to be owned by the \r
215                                 <emphasis>opensrf</emphasis> user and group:</para>\r
216                                 <screen><userinput>chown -R opensrf:opensrf /openils</userinput></screen>\r
217                         </step>                 \r
218                         <step>\r
219                                 <para>As the <systemitem class="username">opensrf</systemitem> user, update server symlink in <filename class="directory">/openils/var/web/xul/</filename>:</para>\r
220 <screen><userinput>\r
221 cd /openils/var/web/xul/\r
222 rm server\r
223 ln -s rel_2_0_4/server\r
224 </userinput></screen>\r
225                         </step>\r
226                         <step>\r
227                                 <para>Update the <database>evergreen</database> database:</para>\r
228                                 <note><para>It is recommended that you <link linkend="backingup">back up your Evergreen database</link> in order to restore your data if anything goes wrong.</para></note>\r
229                                 <note><para>The <filename>1.6.1-2.0-upgrade-db.sql</filename> upgrade script may take a long time (hours) to process \r
230                                  on larger systems.</para></note>\r
231 <screen>\r
232 <userinput>\r
233 psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/1.6.1-2.0-upgrade-db.sql evergreen\r
234 psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/2.0.0-2.0.1-upgrade-db.sql evergreen\r
235 psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/2.0.1-2.0.2-upgrade-db.sql evergreen\r
236 psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/2.0.1-2.0.2-upgrade-db.sql evergreen\r
237 psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/2.0.2-2.0.3-upgrade-db.sql evergreen\r
238 psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/2.0.3-2.0.4-upgrade-db.sql evergreen\r
239 </userinput>\r
240 </screen>       \r
241                              \r
242                         </step>\r
243 <step>\r
244                                 <para>Run the <filename>reingest-1.6-2.0.pl</filename> script to generate an sql script. Then use the sql file to reingest bib records into your \r
245                                 <database>evergreen</database> database. This is required to make the new facet sidebar in OPAC search results work and to upgrade the keyword indexes to use \r
246                                 the revised NACO normalization routine.</para>\r
247                                 <note><para>If you are running a large Evergreen installation, it is recommend that you examine the script first. Reingesting a large number of bibliographic records \r
248                                 may take several hours.</para></note>\r
249 <screen><userinput>perl Open-ILS/src/sql/Pg/reingest-1.6-2.0.pl</userinput></screen>\r
250 <screen><userinput>psql -U evergreen -h localhost -f Open-ILS/src/sql/Pg/reingest-1.6-2.0.sql evergreen</userinput></screen>\r
251                         </step>\r
252                         <step>\r
253                                 <para>As the <systemitem class="username">opensrf</systemitem> user, \r
254                                 copy <filename>/openils/conf/oils_web.xml.example</filename> to <filename>/openils/conf/oils_web.xml</filename>\r
255                                 . (If upgrading from 1.6.1.x, <filename>oils_web.xml</filename> should already exist.)</para>\r
256                                 <indexterm><primary>configuration files</primary><secondary>oils_web.xml</secondary></indexterm>\r
257                                 <screen><userinput>cp /openils/conf/oils_web.xml.example /openils/conf/oils_web.xml</userinput></screen>\r
258                         </step>\r
259                         <step>\r
260                                 <para>Update <filename>opensrf_core.xml</filename> and <filename>opensrf.xml</filename> by copying the new example files \r
261                                 (<filename>/openils/conf/opensrf_core.xml.example</filename> and <filename>/openils/conf/opensrf.xml</filename>).</para>\r
262                                 <indexterm><primary>configuration files</primary><secondary>opensrf.xml</secondary></indexterm>\r
263                                 <screen><userinput>cp /openils/conf/opensrf_core.xml.example /openils/conf/opensrf_core.xml</userinput></screen>\r
264                                 <indexterm><primary>configuration files</primary><secondary>opensrf_core.xml</secondary></indexterm>\r
265                                 <screen><userinput>cp /openils/conf/opensrf.xml.example /openils/conf/opensrf.xml</userinput></screen>\r
266                                 <caution><para>Copying these configuration files will remove any customizations you have made to them. Remember to redo your customizations after copying \r
267                                 them.</para></caution>\r
268                         </step>\r
269                         <step>\r
270                                 <para>Update <filename>opensrf.xml</filename> with the database connection info:</para>\r
271 <screen><userinput>\r
272 perl Open-ILS/src/support-scripts/eg_db_config.pl --update-config \\r
273 --service all --create-offline --user evergreen --password evergreen \ \r
274 --hostname localhost --port 5432 --database evergreen\r
275 </userinput></screen>\r
276                         </step>\r
277                         <step>\r
278                                 <para>Update /etc/apache2/startup.pl by copying the example from \r
279                                 Open-ILS/examples/apache/startup.pl.</para><indexterm><primary>configuration files</primary><secondary>startup.pl</secondary></indexterm>\r
280                         </step>\r
281                         <step>\r
282                                 <para>Update /etc/apache2/eg_vhost.conf by copying the example from \r
283                                 Open-ILS/examples/apache/eg_vhost.conf.</para><indexterm><primary>configuration files</primary><secondary>eg_vhost.conf</secondary></indexterm>\r
284                         </step>\r
285                         <step>\r
286                         <para>Update /etc/apache2/sites-available/eg.conf by copying the example from Open-ILS/\r
287                         examples/apache/eg.conf.</para><indexterm><primary>configuration files</primary><secondary>eg.conf</secondary></indexterm>\r
288                         </step>\r
289                         <caution>\r
290                                 <para>Copying these Apache configuration files will remove any customizations you have made to them. Remember to redo your customizations after copying \r
291                                 them. For example, if you purchased an SSL certificate, you \r
292                                 will need to edit <filename>eg.conf</filename> to point to the appropriate SSL certificate files.</para>\r
293                                 <indexterm><primary>SSL</primary><secondary>certificates</secondary></indexterm>\r
294                         </caution> \r
295                 </procedure>    \r
296         </section>\r
297         <section xml:id="testing_after_upgrade">\r
298                 <title>Restart Evergreen and Test</title>\r
299                 <procedure>\r
300                         <step>\r
301                                 <para>As the <systemitem class="username">opensrf</systemitem> user, start all \r
302                                 <application>Evergreen</application> and <application>OpenSRF</application> \r
303                                 services:</para>\r
304                                 <screen><userinput>osrf_ctl.sh -l -a start_all</userinput></screen>\r
305                         </step>\r
306                         <step>\r
307                                 <para>As the <systemitem class="username">opensrf</systemitem> user, run <command>autogen</command> to refresh the static \r
308                                 organizational data files:</para><indexterm><primary>autogen</primary></indexterm>\r
309 <screen><userinput>\r
310 cd /openils/bin\r
311 ./autogen.sh -c /openils/conf/opensrf_core.xml -u\r
312 </userinput></screen>\r
313                                         \r
314                         </step>\r
315                         <step>\r
316                                 <para>Start <command>srfsh</command> and try logging in  using your <application>Evergreen</application>\r
317                                 username and password:</para>\r
318 <screen>\r
319 <userinput>/openils/bin/srfsh</userinput>\r
320 <prompt>srfsh%</prompt> <userinput>login <option>username</option> <option>password</option></userinput>\r
321 </screen> \r
322                         </step> \r
323                         <step>\r
324                                 <para>Start the <application>Apache</application> web server.</para>\r
325                         </step>\r
326                 </procedure>\r
327                 <note>\r
328                         <para>If you encounter errors, refer to the <link linkend="troubleshooting">troubleshooting \r
329                         section</link> of this documentation for tips \r
330                         on finding solutions and seeking further assistance from the Evergreen community.</para>  \r
331                 </note>\r
332         </section>\r
333         <section xml:id="upgrading_Postgresqlto8.4">\r
334                 <title>Upgrading PostgreSQL from 8.2 to 8.4 (if required)</title>\r
335                 <para>Evergreen 2.0 requires PostgreSQL version 8.4 or later.</para>\r
336                 <note><para>The order of the following steps is very important.</para></note><indexterm><primary>databases</primary><secondary>PostgreSQL</secondary></indexterm>\r
337                 <procedure>\r
338                         <step>\r
339                                 <para>As <systemitem class="username">opensrf</systemitem>, stop the evergreen and opensrf services:</para>\r
340                                 <screen><userinput>osrf_ctl.sh -l -a stop_all</userinput></screen>\r
341                         </step>                 \r
342                         <step>\r
343                                 <para><link linkend="backingup">Backup the Evergreen database data</link></para>\r
344                         </step>\r
345                         <step>\r
346                                 <para>Upgrade to Postgresql 8.4 by removing old version and installing Postgresql 8.4</para>\r
347                         </step>\r
348                         <step>                  \r
349                                 <para>Create an empty Evergreen database in postgresql 8.4 by issuing the following commands as the postgres user:</para>\r
350 <screen>\r
351 <userinput>\r
352 createdb -E UNICODE evergreen\r
353 createlang plperl   evergreen\r
354 createlang plperlu  evergreen\r
355 createlang plpgsql  evergreen\r
356 psql -f /usr/share/postgresql/8.4/contrib/tablefunc.sql evergreen\r
357 psql -f /usr/share/postgresql/8.4/contrib/tsearch2.sql evergreen\r
358 psql -f /usr/share/postgresql/8.4/contrib/pgxml.sql evergreen\r
359 </userinput>\r
360 </screen>               \r
361                         </step>\r
362                         <step>\r
363                                 <para>As the <systemitem class="username">postgres</systemitem> user on the PostgreSQL server, create a PostgreSQL user named <systemitem class="username">evergreen</systemitem> for the database cluster:</para>\r
364                                 <screen><userinput>createuser -P -s evergreen</userinput></screen>\r
365                                 <para>Enter the password for the new PostgreSQL superuser (<systemitem class="username">evergreen</systemitem>)</para>  \r
366                         </step>                 \r
367                         <step>\r
368                                 <para>Restore data from backup created in step 1.</para>\r
369                         </step>\r
370                         <step>\r
371                                 <para>To point tsearch2 to proper function names in 8.4, run the SQL script \r
372                                 <filename>/home/opensrf/Evergreen-ILS*/Open-ILS/src/sql/Pg/000.english.pg84.fts-config.sql</filename> using the <command>psql</command> command.</para>\r
373                                 <screen><userinput>cd /home/opensrf/Evergreen-ILS*</userinput></screen>\r
374                                 <screen><userinput>psql -f /Open-ILS/src/sql/Pg/000.english.pg84.fts-config.sql evergreen</userinput></screen>\r
375                         </step>\r
376                         <step>\r
377                                 <para><link linkend="startingopensrf">Restart Evergreen and OpenSRF services</link></para>\r
378                         </step>\r
379                         <step>\r
380                                 <para>For additional information regarding upgrading PostgreSQL, see the following documentation in PostgreSQL:</para>\r
381                                 <para><ulink url="http://www.postgresql.org/docs/8.4/static/install-upgrading.html" /></para>\r
382                                 <para><ulink url="http://www.postgresql.org/docs/8.4/interactive/textsearch-migration.html" /> \r
383                                 </para>\r
384                                 <para><ulink url="http://www.postgresql.org/docs/current/static/tsearch2.html#AEN102824" /></para>\r
385                         </step>\r
386                 </procedure>\r
387         </section>\r
388 </chapter>\r