darlene60 / terraform-master-class-series

A repository for terraform-master-class-series

Terraform syllabus

1. Introduction to terraform

a) Key concepts:

• What is IAC?
• What are the benefits of IAC?
• What is Terraform?
• Who is the vendor of terraform?
• How do you write terraform configuration files?

b) How to install terraform:

• What are the prerequisites for using terraform?
• How to install terraform on MACOS / Windows using brew /choco
• How to install Vscode
• How to install AWS CLI
• How to configure AWS credentials

2. Command basics:

a) Terraform workflow:

• What is terraform workflow?
• terraform init
• terraform validate
• terraform fmt
• terraform plan
• terraform apply
• terraform destroy

b) Passing credentials to terraform workflow:

• Static credentials
• Environmental variables
• Shared credential / configuration files.

c) Projects

3. Language syntax:

a) What are terraform top level blocks?

• Terraform settings block
• Provider block
• Resource block
• Variables block
• Output block
• Locals block
• Data block
• Modules block
• Moved block
• Import block

b) What makes up a terraform block?

• Arguments
• Expressions
• Attributes
• Meta-arguments

c) Projects

4. Settings

a) Set up for basic resource creation

• Set up terraform settings block
• Set up provider block
• Set up resource block
• Set up file function for user data

b) Projects

5. Variables and data sources

a) Use of variables to make code reusable

• What are variables?
• Variable types
• How to reference variables from lists and maps
• Variable files

b) Data sources

• What are data sources
• How are data sources used?

6. Meta arguments

• Terraform functions
• Count
• for Loops over lists and maps
• for_each loops over sets and maps
• dynamic blocks using for_each loops
• Conditionals using ternary operator

7. Modules and provisioners

a) Modules

• What are modules?
• Custom modules
• Official modules

b) Provisioners

• File
• Remote exec
• Local exec
• Null resource

8. Terraform Backend

• Local backend
• Remote backend
• State storage using s3
• DynamoDb state locking

9. Local and Remote state data sources

• Remote state data source
• local state data source

10. Terraform best practices && Interview question