c12s-kubespray/contrib/terraform/aws/00-create-infrastructure.tf

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variable "deploymentName" {
type = "string"
description = "The desired name of your deployment."
}
variable "numControllers"{
type = "string"
description = "Desired # of controllers."
}
variable "numEtcd" {
type = "string"
description = "Desired # of etcd nodes. Should be an odd number."
}
variable "numNodes" {
type = "string"
description = "Desired # of nodes."
}
variable "volSizeController" {
type = "string"
description = "Volume size for the controllers (GB)."
}
variable "volSizeEtcd" {
type = "string"
description = "Volume size for etcd (GB)."
}
variable "volSizeNodes" {
type = "string"
description = "Volume size for nodes (GB)."
}
variable "subnet" {
type = "string"
description = "The subnet in which to put your cluster."
}
variable "securityGroups" {
type = "string"
description = "The sec. groups in which to put your cluster."
}
variable "ami"{
type = "string"
description = "AMI to use for all VMs in cluster."
}
variable "SSHKey" {
type = "string"
description = "SSH key to use for VMs."
}
variable "master_instance_type" {
type = "string"
description = "Size of VM to use for masters."
}
variable "etcd_instance_type" {
type = "string"
description = "Size of VM to use for etcd."
}
variable "node_instance_type" {
type = "string"
description = "Size of VM to use for nodes."
}
variable "terminate_protect" {
type = "string"
default = "false"
}
variable "awsRegion" {
type = "string"
}
provider "aws" {
region = "${var.awsRegion}"
}
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variable "iam_prefix" {
type = "string"
description = "Prefix name for IAM profiles"
}
resource "aws_iam_instance_profile" "kubernetes_master_profile" {
name = "${var.iam_prefix}_kubernetes_master_profile"
roles = ["${aws_iam_role.kubernetes_master_role.name}"]
}
resource "aws_iam_role" "kubernetes_master_role" {
name = "${var.iam_prefix}_kubernetes_master_role"
assume_role_policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": { "Service": "ec2.amazonaws.com"},
"Action": "sts:AssumeRole"
}
]
}
EOF
}
resource "aws_iam_role_policy" "kubernetes_master_policy" {
name = "${var.iam_prefix}_kubernetes_master_policy"
role = "${aws_iam_role.kubernetes_master_role.id}"
policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": ["ec2:*"],
"Resource": ["*"]
},
{
"Effect": "Allow",
"Action": ["elasticloadbalancing:*"],
"Resource": ["*"]
},
{
"Effect": "Allow",
"Action": "s3:*",
"Resource": "*"
}
]
}
EOF
}
resource "aws_iam_instance_profile" "kubernetes_node_profile" {
name = "${var.iam_prefix}_kubernetes_node_profile"
roles = ["${aws_iam_role.kubernetes_node_role.name}"]
}
resource "aws_iam_role" "kubernetes_node_role" {
name = "${var.iam_prefix}_kubernetes_node_role"
assume_role_policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Principal": { "Service": "ec2.amazonaws.com"},
"Action": "sts:AssumeRole"
}
]
}
EOF
}
resource "aws_iam_role_policy" "kubernetes_node_policy" {
name = "${var.iam_prefix}_kubernetes_node_policy"
role = "${aws_iam_role.kubernetes_node_role.id}"
policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": "s3:*",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "ec2:Describe*",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "ec2:AttachVolume",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "ec2:DetachVolume",
"Resource": "*"
}
]
}
EOF
}
resource "aws_instance" "master" {
count = "${var.numControllers}"
ami = "${var.ami}"
instance_type = "${var.master_instance_type}"
subnet_id = "${var.subnet}"
vpc_security_group_ids = ["${var.securityGroups}"]
key_name = "${var.SSHKey}"
disable_api_termination = "${var.terminate_protect}"
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iam_instance_profile = "${aws_iam_instance_profile.kubernetes_master_profile.id}"
root_block_device {
volume_size = "${var.volSizeController}"
}
tags {
Name = "${var.deploymentName}-master-${count.index + 1}"
}
}
resource "aws_instance" "etcd" {
count = "${var.numEtcd}"
ami = "${var.ami}"
instance_type = "${var.etcd_instance_type}"
subnet_id = "${var.subnet}"
vpc_security_group_ids = ["${var.securityGroups}"]
key_name = "${var.SSHKey}"
disable_api_termination = "${var.terminate_protect}"
root_block_device {
volume_size = "${var.volSizeEtcd}"
}
tags {
Name = "${var.deploymentName}-etcd-${count.index + 1}"
}
}
resource "aws_instance" "minion" {
count = "${var.numNodes}"
ami = "${var.ami}"
instance_type = "${var.node_instance_type}"
subnet_id = "${var.subnet}"
vpc_security_group_ids = ["${var.securityGroups}"]
key_name = "${var.SSHKey}"
disable_api_termination = "${var.terminate_protect}"
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iam_instance_profile = "${aws_iam_instance_profile.kubernetes_node_profile.id}"
root_block_device {
volume_size = "${var.volSizeNodes}"
}
tags {
Name = "${var.deploymentName}-minion-${count.index + 1}"
}
}
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output "kubernetes_master_profile" {
value = "${aws_iam_instance_profile.kubernetes_master_profile.id}"
}
output "kubernetes_node_profile" {
value = "${aws_iam_instance_profile.kubernetes_node_profile.id}"
}
output "master-ip" {
value = "${join(", ", aws_instance.master.*.private_ip)}"
}
output "etcd-ip" {
value = "${join(", ", aws_instance.etcd.*.private_ip)}"
}
output "minion-ip" {
value = "${join(", ", aws_instance.minion.*.private_ip)}"
}
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