Install CENTOS 7 and RT - Request Ticket

Do a base install of Centos 7 1810 (tested on)

Install RT prerequisites

yum -y install expat gd graphviz openssl expat-devel gd-devel graphviz-devel  openssl-devel perl perl-CPAN wget screen mod_fcgid postgresql-server postgresql-devel

yum -y groupinstall "Development Tools" "Web Server"

Update system files 

yum -y update

Disable SELINX 

sed -i -r 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config

shutdown -r now

Install Postgres database 

postgresql-setup initdb

systemctl enable postgresql.service

systemctl enable httpd.service

systemctl start postgresql.service

systemctl stop httpd.service

sudo -u postgres psql

 Change the entry "XXXXXXX" to your preferable password

ALTER USER postgres PASSWORD 'XXXXXXX';

\q

Edit the config

vi /var/lib/pgsql/data/pg_hba.conf

Look for:

# "local" is for Unix domain socket connections only#local  all  all  peerlocal  all all peer

change "peer" to "md5"

# "local" is for Unix domain socket connections only#local  all  all  peerlocal  all all md5 

systemctl restart postgresql.service

Install CPAN (Comprehensive Perl Archive Network) 

curl -L http://cpanmin.us | perl - --sudo App::cpanminus

Get RT

cd /tmp 

wget https://download.bestpractical.com/pub/rt/release/rt-4.4.3.tar.gz

tar xvzf rt-4.4.3.tar.gz -C /tmp

cd /tmp/rt-4.4.3

Configure RT 

./configure --enable-graphviz --enable-gd --with-web-user=apache --with-web-group=apache --with-db-type=Pg

export RT_FIX_DEPS_CMD=/usr/local/bin/cpanm

make testdeps

Depending on network and CPU step this next step can be 30 minute process

make fixdeps

cpanm HTTP::Headers::Fast --force

make fixdeps

Edit the handler.pm file

vi lib/RT/Interface/Web/Handler.pm

Find these two lines (around line 60)

use RT::Interface::Web::Request;

use File::Path qw( rmtree );

Insert the following line between them

use RT::ObjectCustomFieldValues; 

Make it look like this

use RT::Interface::Web::Request;
use RT::ObjectCustomFieldValues;
use File::Path qw( rmtree );

Complete the installation of RT

make install

Update Firewall Entries

firewall-cmd --zone=public --add-port=80/tcp --permanent

firewall-cmd --reload

Start RT service

/opt/rt4/sbin/rt-server

Login to RT - http://serverIP

Configure using the web interface refer to the RT documents on what to do

Press CTRL+C

Configure web server

edit 

vi /etc/httpd/conf.d/fcgid.conf

Add the following to the bottom

FcgidMaxRequestLen 1073741824

Create /etc/httpd/conf.d/rt.conf and put this in the file

# RT4 configuration for Apache
#
# With minor changes, this configuration is based on the original documentation:
# https://docs.bestpractical.com/rt/4.4.2/web_deployment.html
#
### Optional apache logs for RT
# Ensure that your log rotation scripts know about these files
# ErrorLog /opt/rt4/var/log/apache2.error
# TransferLog /opt/rt4/var/log/apache2.access
# LogLevel debug

AddDefaultCharset UTF-8

ScriptAlias / /opt/rt4/sbin/rt-server.fcgi/

DocumentRoot "/opt/rt4/share/html"

<Location />
  # For Centos7/Apache 2.4 use this line:
  Require all granted

  # For Centos6/Apache 2.2 use these two lines:
  # Order allow,deny
  # Allow from all

  Options +ExecCGI
  AddHandler fcgid-script fcgi
</Location>

Start apache:

systemctl start httpd.service