tdsacilowski · July 23, 2022 16:57 · ughstudios · Oct 23, 2021
diff --git a/terraform-aws-instance-create-snapshot-before-destroy.tf b/terraform-aws-instance-create-snapshot-before-destroy.tf
 variable "sdd_snapshot_description" {
  description = "This is the description that will be used to identify the snapshots of our data volume. We will filter against this value."
  default     = "sdd-data-snapshot"
 }

 provider "aws" {}

 // Get the latest version of our /dev/sdd snapshot
 data "aws_ebs_snapshot" "sdd_snapshot" {
  most_recent = true

  filter {
    name   = "description"
    values = ["${var.sdd_snapshot_description}"]
  }
 }

 /*
 Create our test instance with a root volume and
 /dev/sdd volume based on the most recent sdd snapshot
 */
 resource "aws_instance" "instance" {
  ami           = "ami-db48ada1"
  instance_type = "t2.micro"
  key_name      = "tds-sandbox"

  root_block_device {
    volume_size           = "20"
    volume_type           = "gp2"
    delete_on_termination = true
  }

  ebs_block_device {
    device_name = "/dev/sdd"
    volume_size = "20"
    volume_type = "gp2"

    // We can allow this to be deleted since we only care about the snapshots
    delete_on_termination = true

    encrypted   = false
    snapshot_id = "${data.aws_ebs_snapshot.sdd_snapshot.id}"
  }

  // Create snapshot of data volume before destroying
  provisioner "local-exec" {
    command = "aws ec2 create-snapshot --description ${var.sdd_snapshot_description} --volume-id $(aws ec2 describe-volumes --filters Name=attachment.instance-id,Values=${self.id} Name=attachment.device,Values=/dev/sdd --query 'Volumes[*].{ID:VolumeId}' --output text)"
    when    = "destroy"
  }
 }
	variable "sdd_snapshot_description" {
	description = "This is the description that will be used to identify the snapshots of our data volume. We will filter against this value."
	default = "sdd-data-snapshot"
	}

	provider "aws" {}

	// Get the latest version of our /dev/sdd snapshot
	data "aws_ebs_snapshot" "sdd_snapshot" {
	most_recent = true

	filter {
	name = "description"
	values = ["${var.sdd_snapshot_description}"]
	}
	}

	/*
	Create our test instance with a root volume and
	/dev/sdd volume based on the most recent sdd snapshot
	*/
	resource "aws_instance" "instance" {
	ami = "ami-db48ada1"
	instance_type = "t2.micro"
	key_name = "tds-sandbox"

	root_block_device {
	volume_size = "20"
	volume_type = "gp2"
	delete_on_termination = true
	}

	ebs_block_device {
	device_name = "/dev/sdd"
	volume_size = "20"
	volume_type = "gp2"

	// We can allow this to be deleted since we only care about the snapshots
	delete_on_termination = true

	encrypted = false
	snapshot_id = "${data.aws_ebs_snapshot.sdd_snapshot.id}"
	}

	// Create snapshot of data volume before destroying
	provisioner "local-exec" {
	command = "aws ec2 create-snapshot --description ${var.sdd_snapshot_description} --volume-id $(aws ec2 describe-volumes --filters Name=attachment.instance-id,Values=${self.id} Name=attachment.device,Values=/dev/sdd --query 'Volumes[*].{ID:VolumeId}' --output text)"
	when = "destroy"
	}
	}