github.com/jrasell/terraform@v0.6.17-0.20160523115548-2652f5232949/examples/aws-elb/main.tf (about)

     1  # Specify the provider and access details
     2  provider "aws" {
     3    region = "${var.aws_region}"
     4  }
     5  
     6  # Our default security group to access
     7  # the instances over SSH and HTTP
     8  resource "aws_security_group" "default" {
     9    name = "instance_sg"
    10    description = "Used in the terraform"
    11  
    12    # SSH access from anywhere
    13    ingress {
    14      from_port = 22
    15      to_port = 22
    16      protocol = "tcp"
    17      cidr_blocks = ["0.0.0.0/0"]
    18    }
    19  
    20    # HTTP access from anywhere
    21    ingress {
    22      from_port = 80
    23      to_port = 80
    24      protocol = "tcp"
    25      cidr_blocks = ["0.0.0.0/0"]
    26    }
    27  
    28    # outbound internet access
    29    egress {
    30      from_port = 0
    31      to_port = 0
    32      protocol = "-1"
    33      cidr_blocks = ["0.0.0.0/0"]
    34    }
    35  }
    36  
    37  # Our elb security group to access
    38  # the ELB over HTTP
    39  resource "aws_security_group" "elb" {
    40    name = "elb_sg"
    41    description = "Used in the terraform"
    42  
    43    # HTTP access from anywhere
    44    ingress {
    45      from_port = 80
    46      to_port = 80
    47      protocol = "tcp"
    48      cidr_blocks = ["0.0.0.0/0"]
    49    }
    50  
    51    # outbound internet access
    52    egress {
    53      from_port = 0
    54      to_port = 0
    55      protocol = "-1"
    56      cidr_blocks = ["0.0.0.0/0"]
    57    }
    58  }
    59  
    60  resource "aws_elb" "web" {
    61    name = "example-elb"
    62  
    63    # The same availability zone as our instance
    64    availability_zones = ["${aws_instance.web.availability_zone}"]
    65    security_groups = ["${aws_security_group.elb.id}"]
    66    listener {
    67      instance_port = 80
    68      instance_protocol = "http"
    69      lb_port = 80
    70      lb_protocol = "http"
    71    }
    72  
    73    health_check {
    74      healthy_threshold = 2
    75      unhealthy_threshold = 2
    76      timeout = 3
    77      target = "HTTP:80/"
    78      interval = 30
    79    }  
    80  
    81    # The instance is registered automatically
    82    instances = ["${aws_instance.web.id}"]
    83  
    84    cross_zone_load_balancing = true
    85    idle_timeout = 400
    86    connection_draining = true
    87    connection_draining_timeout = 400
    88  
    89  }
    90  
    91  resource "aws_lb_cookie_stickiness_policy" "default" {
    92        name = "lbpolicy"
    93        load_balancer = "${aws_elb.web.id}"
    94        lb_port = 80
    95        cookie_expiration_period = 600
    96  }
    97  
    98  resource "aws_instance" "web" {
    99    
   100    instance_type = "t2.micro"
   101  
   102    # Lookup the correct AMI based on the region
   103    # we specified
   104    ami = "${lookup(var.aws_amis, var.aws_region)}"
   105  
   106    # The name of our SSH keypair you've created and downloaded
   107    # from the AWS console.
   108    #
   109    # https://console.aws.amazon.com/ec2/v2/home?region=us-west-2#KeyPairs:
   110    #
   111    key_name = "${var.key_name}"
   112  
   113    # Our Security group to allow HTTP and SSH access
   114    security_groups = ["${aws_security_group.default.name}"]
   115  
   116    user_data = "${file("userdata.sh")}"
   117    #Instance tags
   118    tags {
   119      Name = "elb-example"
   120   }
   121  }