template for my default packer/chef-solo workflow

packer-template.json

{
	"builders": [{
		"ami_block_device_mappings": [{
				"device_name": "/dev/sdb",
				"no_device": "true"
			},
			{
				"device_name": "/dev/sdc",
				"no_device": "true"
			}
		],
		"ami_name": "*ami-name*{{isotime \"2006-01-02-03-04\"}}",
		"associate_public_ip_address": true,
		"instance_type": "t2.micro",
		"region": "*region*",
		"security_group_id": "*security-group*",
		"source_ami_filter": {
			"filters": {
				"name": "*ubuntu-xenial-16.04-amd64-server-*",
				"root-device-type": "ebs",
				"virtualization-type": "hvm"
			},
			"most_recent": true,
			"owners": [
				"099720109477"
			]
		},
		"ssh_username": "ubuntu",
		"subnet_id": "*subnet*",
		"tags": {
			"BuildRegion": "{{ .BuildRegion }}",
			"SourceAMI": "{{ .SourceAMI }}"
		},
		"type": "amazon-ebs",
		"vpc_id": "*vpc*"
	}],
	"post-processors": [{
		"output": "manifest.json",
		"strip_path": true,
		"type": "manifest"
	}],
	"provisioners": [{
			"destination": "/tmp/prepare.sh",
			"source": "usr/local/bin/prepare.sh",
			"type": "file"
		},
		{
			"destination": "/tmp/chef-solo.service",
			"source": "etc/chef-solo.service",
			"type": "file"
		},
		{
			"inline": [
				"sudo chown root:root /tmp/prepare.sh \u0026\u0026 sudo chmod +x /tmp/prepare.sh",
				"sudo mv /tmp/prepare.sh /usr/local/bin",
				"sudo chown root:root /tmp/chef-solo.service \u0026\u0026 sudo mv /tmp/chef-solo.service /etc/systemd/system/"
			],
			"type": "shell"
		},
		{
			"inline": [
				"sudo apt-get update",
				"sudo DEBIAN_FRONTEND=noninteractive apt-get -y -o Dpkg::Options::=\"--force-confdef\" -o Dpkg::Options::=\"--force-confold\" dist-upgrade",
				"sudo sed -i '/^GRUB\\_CMDLINE\\_LINUX/s/\\\"$/\\ net\\.ifnames\\=0\\\"/' /etc/default/grub",
				"sudo update-grub"
			],
			"pause_before": "60s",
			"type": "shell"
		},
		{
			"command": "berks vendor .vendor",
			"type": "shell-local"
		},
		{
			"cookbook_paths": [
				".vendor"
			],
			"install_command": "curl -L https://omnitruck.chef.io/install.sh | sudo bash -s -- -v 13.3.42",
			"json": {
				"run_list": [
					"recipe[*]",
					"recipe[*]",
					"recipe[*]",
					"recipe[*]",
					"recipe[*]",
					"recipe[*]"
				],
				"stage": {
					"env": "*",
					"name": "*"
				}
			},
			"roles_path": "roles",
			"type": "chef-solo"
		},
		{
			"inline": [
				"sudo reboot now"
			],
			"type": "shell"
		},
		{
			"inline": [
				"sudo systemctl enable /etc/systemd/system/chef-solo.service"
			],
			"pause_before": "120s",
			"type": "shell"
		}
	]
}