Packer Concepts
Jump to navigation
Jump to search
Internal
Builder
A builder is responsible for creating machines and generating images from them for various platforms. There are separate builders for EC2, VMware, VirtualBox, etc. An example of AWS builder is "amazon-ebs".
Provisioner
A provisioner is a builtin method or an executor of some third party software (shell script, ansible) that installs and configures the machine image after the image has booted. A provisioner prepares the system for use by:
- patching the kernel
- installing patches
- creating users