NashTech Insights

How to Deploy Applications with Ansible: A Comprehensive Guide

Rahul Miglani
Rahul Miglani
Table of Contents
Women In Tech - 79

Deploying applications can be a complex and time-consuming process, involving multiple steps and configurations. Ansible, a powerful automation tool, provides a comprehensive solution for streamlining the application deployment process. In this blog, we will guide you through the process of deploying applications with Ansible, covering best practices and providing an example code snippet to illustrate the deployment workflow.

Step 1: Define Application Configuration

Before deploying an application with Ansible, it’s important to define the required configuration parameters. This includes specifying the application version, dependencies, environment variables, database connections, and any additional configurations. Organize these configurations in a separate file, such as “app_vars.yml”, to keep them easily manageable.

Step 2: Create the Deployment Playbook

Ansible playbooks are YAML files that define the steps and tasks required for application deployment. Create a new playbook, such as “deploy.yml”, and define the hosts on which the application will be deployed. Begin the playbook with gathering facts about the target hosts, ensuring that Ansible has up-to-date information about the environment.

In this example, the playbook clones the application repository, installs dependencies, configures the application, and starts the application service on the hosts defined under the “application_servers” group. The necessary configuration values are loaded from the “app_vars.yml” file.

Step 3: Execute the Deployment Playbook

To deploy the application, run the ansible-playbook command followed by the name of your playbook file. For example, execute the command ansible-playbook deploy.yml to deploy the application using the playbook defined in the “deploy.yml” file. Ansible will connect to the target hosts, perform the specified tasks, and provide detailed output for each task execution.


Deploying applications can be a complex process, but with Ansible, you can simplify and automate the entire deployment workflow. By following this comprehensive guide, you have learned how to define application configurations, create deployment playbooks, and execute them to deploy applications efficiently.

The provided example playbook demonstrates the deployment workflow, including cloning the application repository, installing dependencies, configuring the application, and starting the application service. Customize the playbook to fit your specific application requirements and environment.

With Ansible’s flexibility and extensive module library, you can further enhance the deployment process by incorporating additional tasks such as database setup, environment-specific configurations, and post-deployment checks.

By leveraging Ansible for application deployment, you can achieve consistent and reliable deployments, reduce manual effort, and increase the efficiency of your deployment process. Embrace the power of automation with Ansible and streamline your application deployment workflow.

Example Ansible Playbook for Application Deployment:

Rahul Miglani

Rahul Miglani

Rahul Miglani is Vice President at NashTech and Heads the DevOps Competency and also Heads the Cloud Engineering Practice. He is a DevOps evangelist with a keen focus to build deep relationships with senior technical individuals as well as pre-sales from customers all over the globe to enable them to be DevOps and cloud advocates and help them achieve their automation journey. He also acts as a technical liaison between customers, service engineering teams, and the DevOps community as a whole. Rahul works with customers with the goal of making them solid references on the Cloud container services platforms and also participates as a thought leader in the docker, Kubernetes, container, cloud, and DevOps community. His proficiency includes rich experience in highly optimized, highly available architectural decision-making with an inclination towards logging, monitoring, security, governance, and visualization.

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