Definition
Infrastructure as Code (IaC) is the practice of describing and managing infrastructure (networks, servers, databases, access controls) as code in version-controlled files. This produces reproducible environments, reduces human error, and enables automated provisioning as part of CI/CDContinuous Integration / Continuous Delivery - automated processes for building, testing, and deploying software. pipelines. TerraformOpen source tool for Infrastructure as Code - defines cloud infrastructure in declarative configuration files. and PulumiInfrastructure as Code tool where infrastructure is described in regular programming languages such as TypeScript, Python and Go. are the most common IaC tools. IaC is a prerequisite for reliable cloud operations in production.