2 Copyright (C) The Arvados Authors. All rights reserved.
4 SPDX-License-Identifier: CC-BY-SA-3.0
8 <li>Start a shell for the postgres user:
9 <notextile><pre># <span class="userinput">su postgres</span></pre></notextile>
11 <li>Generate a new database password:
12 <notextile><pre>postgres$ <span class="userinput"><span class="userinput">tr -dc 0-9a-zA-Z </dev/urandom | head -c25; echo</span>
14 </pre></notextile> Record this. You'll need it when you set up the Rails server later.
16 <li>Create a database user with the password you generated:
17 <notextile><pre><code>postgres$ <span class="userinput">createuser --encrypted --no-createrole --no-superuser --pwprompt {{service_role}}</span>
18 Enter password for new role: <span class="userinput">yourgeneratedpassword</span>
19 Enter it again: <span class="userinput">yourgeneratedpassword</span></code></pre></notextile>
21 <li>Create a database owned by the new user:
22 <notextile><pre><code>postgres$ <span class="userinput">createdb {{service_database}} -T template0 -E UTF8 -O {{service_role}}</span></code></pre></notextile>
25 <li>Enable the pg_trgm extension
26 <notextile><pre>postgres$ <span class="userinput">psql {{service_database}} -c "CREATE EXTENSION IF NOT EXISTS pg_trgm"</span></pre></notextile>
29 <li>Exit the postgres user shell:
30 <notextile><pre>postgres$ <span class="userinput">exit</span></pre></notextile>