124 lines
2.6 KiB
Terraform
124 lines
2.6 KiB
Terraform
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# Specify the provider and access details
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provider "aws" {
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region = "${var.aws_region}"
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}
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# Our default security group to access
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# the instances over SSH and HTTP
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resource "aws_security_group" "default" {
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name = "instance_sg"
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description = "Used in the terraform"
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# SSH access from anywhere
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ingress {
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from_port = 22
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to_port = 22
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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# HTTP access from anywhere
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ingress {
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from_port = 80
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to_port = 80
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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# outbound internet access
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egress {
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from_port = 0
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to_port = 0
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protocol = "-1"
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cidr_blocks = ["0.0.0.0/0"]
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}
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}
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# Our elb security group to access
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# the ELB over HTTP
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resource "aws_security_group" "elb" {
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name = "elb_sg"
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description = "Used in the terraform"
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# HTTP access from anywhere
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ingress {
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from_port = 80
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to_port = 80
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protocol = "tcp"
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cidr_blocks = ["0.0.0.0/0"]
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}
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# outbound internet access
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egress {
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from_port = 0
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to_port = 0
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protocol = "-1"
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cidr_blocks = ["0.0.0.0/0"]
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}
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}
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resource "aws_elb" "web" {
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name = "example-elb"
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# The same availability zone as our instance
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availability_zones = ["${aws_instance.web.availability_zone}"]
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security_groups = ["${aws_security_group.elb.id}"]
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listener {
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instance_port = 80
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instance_protocol = "http"
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lb_port = 80
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lb_protocol = "http"
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}
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health_check {
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healthy_threshold = 2
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unhealthy_threshold = 2
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timeout = 3
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target = "HTTP:80/"
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interval = 30
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}
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# The instance is registered automatically
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instances = ["${aws_instance.web.id}"]
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cross_zone_load_balancing = true
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idle_timeout = 400
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connection_draining = true
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connection_draining_timeout = 400
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}
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resource "aws_lb_cookie_stickiness_policy" "default" {
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name = "lbpolicy"
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load_balancer = "${aws_elb.web.id}"
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lb_port = 80
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cookie_expiration_period = 600
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}
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resource "aws_instance" "web" {
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instance_type = "t2.micro"
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# Lookup the correct AMI based on the region
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# we specified
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ami = "${lookup(var.aws_amis, var.aws_region)}"
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# The name of our SSH keypair you've created and downloaded
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# from the AWS console.
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#
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# https://console.aws.amazon.com/ec2/v2/home?region=us-west-2#KeyPairs:
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#
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key_name = "${var.key_name}"
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# Our Security group to allow HTTP and SSH access
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security_groups = ["${aws_security_group.default.name}"]
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user_data = "${file("userdata.sh")}"
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#Instance tags
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tags {
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Name = "elb-example"
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}
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}
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