[WIP] make ec2 volume size configurable (#116)

* make ec2 volume size configurable

* Adding option in README

* Size to number and root as block device

---------

Co-authored-by: LeoDiazL <[email protected]>

Author: mickmcgrath13

README.md

@@ -159,6 +159,7 @@ The following inputs can be used as `step.with` keys
 | `aws_ami_id` | String | AWS AMI ID. Will default to latest Ubuntu 22.04 server image (HVM). Accepts `ami-###` values. |
 | `ec2_instance_profile` | String | The AWS IAM instance profile to use for the EC2 instance. Default is `${GITHUB_ORG_NAME}-${GITHUB_REPO_NAME}-${GITHUB_BRANCH_NAME}`|
 | `ec2_instance_type` | String | The AWS IAM instance type to use. Default is `t2.small`. See [this list](https://aws.amazon.com/ec2/instance-types/) for reference. |
+| `ec2_volume_size` | Integer | The size of the volume (in GB) on the AWS Instance. | 
 | `create_keypair_sm_entry` | Boolean | Generates and manage a secret manager entry that contains the public and private keys created for the ec2 instance. |
 <hr/>
 <br/>

action.yaml

@@ -72,6 +72,11 @@ inputs:
   ec2_instance_type: 
     description: 'The AWS Instance type'
     required: false
+  ec2_volume_size: 
+    description: 'The size of the volume (in GB) on the AWS Instance'
+    required: false
+    default: "8"
+
 
   # EFS
   aws_create_efs:
@@ -200,6 +205,7 @@ runs:
         LB_HEALTHCHECK: ${{ inputs.lb_healthcheck }}
         EC2_INSTANCE_PROFILE: ${{ inputs.ec2_instance_profile }}
         EC2_INSTANCE_TYPE: ${{ inputs.ec2_instance_type }}
+        EC2_VOLUME_SIZE: ${{ inputs.ec2_volume_size }}
         STACK_DESTROY: ${{ inputs.stack_destroy }}
         AWS_RESOURCE_IDENTIFIER: ${{ inputs.aws_resource_identifier }}
         DOMAIN_NAME: ${{ inputs.domain_name }}

operations/_scripts/generate/generate_tf_vars.sh

@@ -148,6 +148,7 @@ additional_tags=$(generate_var additional_tags $ADDITIONAL_TAGS)
 application_mount_target=$(generate_var application_mount_target $APPLICATION_MOUNT_TARGET)
 efs_mount_target=$(generate_var efs_mount_target $EFS_MOUNT_TARGET)
 data_mount_target=$(generate_var data_mount_target $DATA_MOUNT_TARGET)
+ec2_volume_size=$(generate_var ec2_volume_size $EC2_VOLUME_SIZE)
 
 
 # -------------------------------------------------- #
@@ -175,6 +176,7 @@ $security_group_name
 $ec2_instance_type
 $ec2_instance_profile
 $ec2_iam_instance_profile
+$ec2_volume_size
 
 #-- AWS --#
 $aws_resource_identifier

operations/deployment/terraform/main.tf

@@ -66,7 +66,9 @@ resource "aws_instance" "server" {
   key_name                    = aws_key_pair.aws_key.key_name
   monitoring                  = true
   iam_instance_profile        = aws_iam_instance_profile.ec2_profile.name
-
+  root_block_device {
+    volume_size = tonumber(var.ec2_volume_size)
+  }
   tags = {
     Name = "${var.aws_resource_identifier} - Instance"
   }

operations/deployment/terraform/variables.tf

@@ -53,6 +53,11 @@ variable "ec2_instance_public_ip" {
   default     = "true"
   description = "Attach public IP to the EC2 instance"
 }
+variable "ec2_volume_size" {
+  type        = string
+  default     = "8"
+  description = "Size (in GB) of the VM's storage drive"
+}
 
 variable "security_group_name" {
   type        = string