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# Comment
# Object with no key/value pairs
data "aws_availability_zones" "available" {}
# Object with single key/value
provider "aws" {
most_recent = false
}
# Object with various comma-separated values
provider "aws" {
most_recent = false, other_value = null
}
# Object with various newline-separated values
resource "aws_vpc" "main" {
most_recent = true
cidr_block = "10.10.0.0/16"
region = "${var.aws_region}"
count = 0
another_num = 3.14
}
# Object with interpolated values
resource "aws_subnet" "main" {
count = "${var.az_count}"
cidr_block = "${cidrsubnet(aws_vpc.main.cidr_block, 8, count.index)}"
availability_zone = "${data.aws_availability_zones.available.names[count.index]}"
vpc_id = "${aws_vpc.main.id}"
}
# Object with nested object
resource "aws_route_table" "r" {
vpc_id = "${aws_vpc.main.id}"
route {
cidr_block = "0.0.0.0/0"
gateway_id = "${aws_internet_gateway.gw.id}"
}
}
# Object with list value
resource "aws_autoscaling_group" "app" {
vpc_zone_identifier = ["${aws_subnet.main.*.id}"]
}
# Object with nested interpolation
data "template_file" "cloud_config" {
template = "${file("${path.module}/cloud-config.yml")}"
}
# Object with HEREDOC string
resource "aws_iam_role" "ecs_service" {
name = "tf_example_ecs_role"
assume_role_policy = <<EOF
{
"Version": "2008-10-17",
"Statement": [
{
"Sid": "",
"Effect": "Allow",
"Principal": {
"Service": "ecs.amazonaws.com"
},
"Action": "sts:AssumeRole"
}
]
}
EOF
}
## Object with first-class expressions
resource "aws_subnet" "main" {
count = var.az_count
cidr_block = cidrsubnet(aws_vpc.main.cidr_block, 8, count.index)
availability_zone = data.aws_availability_zones.available.names[count.index]
vpc_id = aws_vpc.main.id
fqns = aws_route53_record.cert_validation[*].fqdn
}
## Object with regular expression
resource "aws_cloudfront_distribution" "s3_distribution" {
aliases = ["www.${replace(var.domain_name, "/\\.$/", "")}"]
}
## operators
locals {
op01 = var.var1 != var.var2 ? var.var1 : var.var2
op02 = var.var1 == var.var2 ? var.var1 : var.var2
op05 = var.var1 < var.var2 ? var.var1 : var.var2
op06 = var.var1 <= var.var2 ? var.var1 : var.var2
op07 = var.var1 > var.var2 ? var.var1 : var.var2
op08 = var.var1 >= var.var2 ? var.var1 : var.var2
op09 = var.var1 && var.var2 ? var.var1 : var.var2
op10 = var.var1 || var.var2 ? var.var1 : var.var2
op11 = !var.var1 ? var.var1 : var.var2
op12 = 1 + 2 * 3 / 4 % 5 - 6
}
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