day-02-Terraform
Day-02
Terraform Configuration Language Syntax
Step-01: Introduction
-- Understand Terraform Langauge Syntax
-- Understand Blocks
-- Understand Arguments, Attributes & Meta-Arguments
-- Understand identifier
-- Understand Comments
# Template
<BLOCK TYPE> "<BLOCK LABEL>" "<BLOCK Lable>" {
# Block body<IDENTIFIER> = <EXPRESSION>
# Argument}
# AWS Example
resource "aws_instance" "ec2demo" {
# Blockami = "ami-03dceaabddff8067e"
# Argumentinstance_type = var.instance_type
# Argument with value as expression (variable value replaced from variables.tf}
Step-02: Understand about Arguments, Attributes and Meta-Arguments.
-- Arguments can be 'required' or 'optional'
-- Attributes format looks like resource_type.resource_name.attribute_name
-- Meta-Argument change a resource type's behavior ( Example: count
, for_each
)
Step-03: Understand about Terraform Top-Level Blocks
-- Discuss about Terraform Top-Level Blocks
- Terraform Settings Block
- Provider Block
- Resource Block
- Input Variable Block
- Output Values Block
- Local Values Block
- Data Source Block
- Modules Block