Configuration Management With Ansible

- Managing server configurations becomes challenging as the number of servers increase.

- Ansible is the most popular tool for configuration management

- Ansible is a tool used for managing configuration and automation of instances.

- Ansible is a simple and versatile configuration management tool that is agentless and supports both Windows and Linux.

- Ansible has advantages and disadvantages

- Ansible allows you to write custom modules and share them using Ansible Galaxy

Configuration Management: Simplifying DevOps

- Configuration management is a key concept in DevOps, used widely in the field.

- It involves managing the configuration of servers and infrastructure.

- It includes tasks like upgrades, security patches, and installations.

- Configuration management simplifies the process of managing servers.

Managing server configurations becomes challenging as the number of servers increase.

- Writing scripts in different languages (Shell, Powershell) to handle different OS

- Dealing with frequent changes in commands and distributions

- Difficulty in managing configurations for a large number of servers

Ansible is the most popular tool for configuration management

- Configuration management aims to solve the problem of managing the configuration of multiple servers.

- Ansible is constantly developed by people at Red Hat and has become the go-to tool for configuration management.

- Start with ansible if you are confused about which tool to choose.

- Puppet is a pull mechanism model, while Ansible is a push mechanism model.

Ansible is a tool used for managing configuration and automation of instances.

- Ansible uses a push model, allowing for easy configuration updates.

- It is agentless, requiring no configuration on the target servers.

Ansible supports both Windows and Linux.

- Ansible uses a push model and an agentless architecture, making it easy to manage servers.

- Ansible has a dynamic inventory feature which auto-detects new servers without manually updating the inventory file.

- Ansible uses YAML manifest language, which is already familiar to most DevOps engineers.

Ansible has advantages and disadvantages

- Advantages of Ansible: 1. Supports both Windows and Linux. 2. Simple YAML manifest. 3. Allows writing custom modules.

- Disadvantages of Ansible: 1. Windows support can be challenging. 2. Debugging is difficult. 3. Performance issues with large-scale execution.

Ansible allows you to write custom modules and share them using Ansible Galaxy

- Ansible Galaxy acts as a bridge between different organizations

- Contributing to Ansible helps in enhancing the tool and supporting the community

Ansible interview questions

- The difference between puppet and ansible

- Ansible push mechanism vs pull mechanism

- Ansible programming language: YAML

- Does ansible support all cloud providers?

- Requirements for ansible: public IP address and SSH access