Prerequisites

2 Prerequisites

OBAPI pre-requisite software should be installed and available before proceeding.

For OBAPI pre-requisite software setup refers document Oracle Banking Digital Experience Installer Pre-Requisite Setup Manual.

Installer Pre-requisite Installation

Python 3.11 for Linux Operating System : --

Execute below commands to install the python 3.11.9

dnf
            groupinstall 'development tools'dnf install
            bzip2-devel expat-devel gdbm-devel ncurses-devel openssl-devel readline-devel wget
            sqlite-devel tk-devel xz-devel zlib-devel
      libffi-develwget
            https://www.python.org/ftp/python/3.11.9/Python-3.11.9.tgz
        tar -xzvf
            Python-3.11.9.tgzcd
            Python-3.11.9./configure
            --enable-optimizationsmake
            altinstallpython3.11
            –version

Description of the illustration preqste1.png

Once above steps are executed successfully install the following required modules.
```
pip3.11 install --upgrade pip 
pip3.11 install cx-Oracle==8.3
```
Description of the illustration preqste2.png
```
pip3.11 install urwid==2.6.14   
        
```
Description of the illustration preqste3.png

Installer Pre-requisite verification

Post installation of OBAPI Installer prerequisite software’s, verification can be done using below steps.

Note:

Verification should be performed on Server where Oracle Weblogic is locally installed and by OS user (which is owner for Oracle Weblogic home directory) for non-root steps. The same user will be used to execute installer.

Oracle Instant client

Login using root user.
Run below command to verify if Oracle Instant client is installed.
```
rpm -qa | grep oracle
```
Description of the illustration preqste4.png

OBAPI pre-requisite software should be installed and available before proceeding.

For OBAPI pre-requisite software setup refers document Oracle Banking APIs Installer Pre-Requisite Setup Manual .

Installer Pre-requisite verification

Post installation of OBAPI Installer prerequisite software’s, verification can be done using below steps.

Note:

Oracle Instant client

Login using root user.
Run below command to verify if Oracle Instant client is installed.
```
rpm -qa | grep oracle
```
Description of the illustration preqste5.png

Note:
Above package verification command is specific to Oracle Linux and RHEL distributions only. For other Linux distributions or OS please refer to OS specific package manager documentation.

Python:

Execute python –V command
```
python3.11 -V
```
Description of the illustration preqste6.png

Note:
Ensure Python 3.11.9 supported version is installed. Above command should reflect the same.

cx_Oracle & Urwid:

Execute python command
```
python
```
Note:
Ensure Python 3.11.0 version should be available in PATH variable. Above execution should be done using Python 3.11.0.
Import Urwid and check version
```
import urwid (Press Enter)
urwid.__version__
```
Description of the illustration preqste7.png

If version is displayed, then Urwid is installed and available for use.

Note:
Ensure Urwid 2.6.14 supported version is installed. Above command should reflect the same.
Similarly import cx_Oracle and check version
```
import cx_Oracle (Press Enter)
cx_Oracle.version
```
Description of the illustration preqste4.png

If version is displayed, then cx_Oracle is installed and available for use.

Note:
Ensure cx_Oracle 8.3.3 supported version is installed. Above command should reflect the same.