Discover how to effortlessly install Odoo 14 on CentOS 8 with this comprehensive guide. From essential prerequisites to step-by-step installation instructions, master the process and unlock the power of Odoo for your business. #centlinux #linux #odoo
Odoo is an open-source suite of business management software designed to help businesses streamline their operations and improve efficiency. It offers a wide range of applications covering various aspects of business management, including customer relationship management (CRM), sales, inventory management, accounting, human resources, e-commerce, and more.
Key features of Odoo include:
Overall, Odoo is a comprehensive and flexible business management solution that helps businesses streamline their processes, improve productivity, and make informed decisions.
Read Also: How to install Odoo 16 on Rocky Linux 9
Yes, Odoo is available as both a free and open-source Community Edition and a paid Enterprise Edition. The Community Edition of Odoo is free to download and use, providing access to the core functionality of the software and a wide range of applications covering various business needs.
The Enterprise Edition of Odoo offers additional features, support, and services tailored for larger businesses and organizations. It is provided under a subscription model, with pricing based on the number of users and the specific applications and services required.
Businesses can choose the edition of Odoo that best suits their needs and budget, whether they prefer the free Community Edition or the paid Enterprise Edition with additional features and support.
Recommended Online Training: Odoo (Open ERP) Basics
Several alternatives to Odoo exist, each offering its own set of features and benefits. Some popular alternatives include:
These are just a few examples of ERP systems that can serve as alternatives to Odoo. The choice of alternative depends on factors such as the specific needs of the business, budget, industry, and desired features and functionalities.
Flectra is a strong competitor and Odoo alternative. You should read our previous article about installation of Flectra CRM on CentOS 8.
We have provisioned a minimal installed CentOS 8 virtual machine with following specifications.
Connect with odoo-01.centlinux.com as root user by using a SSH client.
It is a best practice to update your existing software packages before installing anything new on your Linux server.
Therefore, execute dnf command to update software packages in your Linux server.
# dnf update -y
You may need to restart your operating system, if the above command updates your Linux Kernel.
# reboot
After reboot, verify the Linux Kernel and operating system versions.
# uname -r 4.18.0-193.19.1.el8_2.x86_64 # cat /etc/redhat-release CentOS Linux release 8.2.2004 (Core)
Some of the odoo prerequisites are provided by EPEL (Extra Packages for Enterprise Linux) yum repository. Therefore, you have to install it before installing anything else.
# dnf install -y epel-release
Build cache for newly installed yum repository.
# dnf makecache CentOS-8 - AppStream 2.5 kB/s | 4.3 kB 00:01 CentOS-8 - Base 2.1 kB/s | 3.9 kB 00:01 CentOS-8 - Extras 1.0 kB/s | 1.5 kB 00:01 Extra Packages for Enterprise Linux Modular 8 - 21 kB/s | 97 kB 00:04 Extra Packages for Enterprise Linux 8 - x86_64 363 kB/s | 8.3 MB 00:23 Metadata cache created.
Odoo is written in Python programming language. Therefore, you have to add Python language support in our Linux server.
Python software packages can be installed from standard yum repositories by using dnf command.
# dnf install -y python36 python36-devel
Odoo 14 ERP requires following software packages. These packages are available in standard yum repositories and can be installed by using dnf command.
# dnf install -y git gcc redhat-rpm-config libxslt-devel bzip2-devel openldap-devel libjpeg-devel freetype-devel
libsass package is not available in standard yum repositories, but it can be installed by using pip3 (Python Package Manager) command.
# pip3 install libsass WARNING: Running pip install with root privileges is generally not a good idea. Try `pip3 install --user` instead.âââââ Requirement already satisfied: libsass in /usr/local/lib64/python3.6/site-packages Requirement already satisfied: six in /usr/lib/python3.6/site-packages (from libsass) Installing collected packages: libsass Successfully installed libsass-0.20.1
Odoo uses PostgreSQL as its database backend. You can either install PostgreSQL database server on a separate machine or install it on the same Linux server.
PostgreSQL can be installed from standard yum repositories by using following Linux command.
# dnf install -y @postgresql:12
Execute following Linux command to initialize PostgreSQL database server.
# postgresql-setup --initdb --unit postgresql * Initializing database in '/var/lib/pgsql/data' * Initialized, logs are in /var/lib/pgsql/initdb_postgresql.log
Enable and start PostgreSQL database service.
# systemctl enable --now postgresql.service Created symlink /etc/systemd/system/multi-user.target.wants/postgresql.service â /usr/lib/systemd/system/postgresql.service.
Create a database user for Odoo business suite.
# su - postgres -c "createuser -s odoo"
wkhtmltox is a free and open source command line tool to render HTML into PDF or other popular formats. wkhtmltox runs completely headless and does not requires a display or display service
You can download wkhtmltox RPM from their official download page or download source code of wkhtmltox from GitHub.
Execute the following Linux commands to download wkhtmltox.
# cd /tmp # wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox-0.12.6-1.centos8.x86_64.rpm --2020-11-06 23:06:01-- https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox-0.12.6-1.centos8.x86_64.rpm Resolving github-production-release-asset-2e65be.s3.amazonaws.com (github-production-release-asset-2e65be.s3.amazonaws.com)... 52.216.178.99 Connecting to github-production-release-asset-2e65be.s3.amazonaws.com (github-production-release-asset-2e65be.s3.amazonaws.com)|52.216.178.99|:443... connected. HTTP request sent, awaiting response... 200 OK Length: 16237416 (15M) [application/octet-stream] Saving to: âwkhtmltox-0.12.6-1.centos8.x86_64.rpmâ wkhtmltox-0.12.6-1. 100%[===================>] 15.48M 311KB/s in 3m 24s 2020-11-06 23:09:27 (77.9 KB/s) - âwkhtmltox-0.12.6-1.centos8.x86_64.rpmâ saved [16237416/16237416]
wkhtmltox RPM has been downloaded. Now use dnf command to install it on your Linux operating system.
# dnf localinstall -y wkhtmltox-0.12.6-1.centos8.x86_64.rpm
Create a Linux user for Odoo business suite. This user cannot be used for authentication purpose in Odoo software, but it is only used to own the Odoo software files and processes.
# cd # useradd -r -m -U -s /bin/bash -d /opt/odoo odoo
Switch to odoo user to start installation of Odoo ERP.
# su - odoo $
Use git command to clone the Odoo source code from GitHub to Local Linux server. We are using “–branch 14.0” because we are installing Odoo 14 which is latest at the time of this writing. You can use a different numbers if you wish to install other versions of Odoo.
$ git clone https://www.github.com/odoo/odoo > --depth 1 > --branch 14.0 > /opt/odoo/odoo Cloning into '/opt/odoo/odoo'... warning: redirecting to https://github.com/odoo/odoo.git/ remote: Enumerating objects: 29594, done. remote: Counting objects: 100% (29594/29594), done. remote: Compressing objects: 100% (23798/23798), done. remote: Total 29594 (delta 9178), reused 12760 (delta 4687), pack-reused 0 Receiving objects: 100% (29594/29594), 127.59 MiB | 163.00 KiB/s, done. Resolving deltas: 100% (9178/9178), done. Checking out files: 100% (26075/26075), done.
Create and activate a Python virtual environment for Odoo software.
$ cd ~ $ python3 -m venv venv $ source venv/bin/activate (venv) $
Upgrade pip3 (Python Package Manager) by using following command.
(venv) $ pip3 install --upgrade pip Installing collected packages: pip Found existing installation: pip 9.0.3 Uninstalling pip-9.0.3: Successfully uninstalled pip-9.0.3 Successfully installed pip-20.2.4â
All of the required Python libraries are listed in a requirements.txt file within Odoo software directory. You can use this file with pip3 command to install all these libraries in one shot.
(venv) $ pip3 install -r odoo/requirements.txt
After sucessful installation of Odoo requirements, deactivate Python virtual environment.
(venv) $ deactivate $
Create a directory for installation of any Odoo addons.
$ mkdir /opt/odoo/odoo-custom-addons
Exit from odoo user shell.
$ exit logout
Create a Logfile for Odoo ERP and adjust file permissions.
# mkdir /var/log/odoo # touch /var/log/odoo/odoo.log # chown -R odoo: /var/log/odoo/
Create a configuration file in /etc directory by using vim editor.
# vi /etc/odoo.conf
Add following directives in this file.
[options] ; This is the password that allows database operations: admin_passwd = Str0ngPa$word db_host = False db_port = False db_user = odoo db_password = False xmlrpc_port = 8069 logfile = /var/log/odoo/odoo.log logrotate = True addons_path = /opt/odoo/odoo/addons,/opt/odoo/odoo-custom-addons
To enable autostart of Odoo server during system startup, you are required to create a Systemd service unit.
# vi /etc/systemd/system/odoo.service
Add following directives in this file.
[Unit] Description=Odoo Requires=postgresql.service After=network.target postgresql.service [Service] Type=simple SyslogIdentifier=odoo PermissionsStartOnly=true User=odoo Group=odoo ExecStart=/opt/odoo/venv/bin/python3 /opt/odoo/odoo/odoo-bin -c /etc/odoo.conf StandardOutput=journal+console [Install] WantedBy=multi-user.target
Enable and start Odoo service.
# systemctl enable --now odoo.service Created symlink /etc/systemd/system/multi-user.target.wants/odoo.service â /etc/systemd/system/odoo.service.
Odoo business suite uses default service port 8069/tcp. You have to allow this service port in Linux firewall, so that incoming traffic can access the service.
# firewall-cmd --permanent --add-port=8069/tcp success # firewall-cmd --reload success
Open URL http://odoo-01.centlinux.com:8069/ in a web browser.
Provide the required parameter and Odoo will create its database in PostgreSQL server according to given parameters.
After successful configuration, the browser will be redirected to Odoo dashboard.
You may read Odoo 14 Development Essentials – Fifth Edition (PAID LINK) by Daniel Reis, if you want to build your Odoo development skills to create powerful business applications.
Now that you’ve learned how to install Odoo 14 on CentOS 8, you’re one step closer to optimizing your business operations with this powerful software. Should you encounter any challenges during installation or require further assistance with your Odoo setup, feel free to reach out to me on Fiverr. With my expertise in Linux server administration, I can ensure a smooth installation process and help you unleash the full potential of Odoo for your business: Linux Admin Services.
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