Packer Concepts: Difference between revisions
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=Provisioner= | =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: | A provisioner is a builtin method or an executor of some third party software ([https://www.packer.io/docs/provisioners/shell.html shell script], [https://www.packer.io/docs/provisioners/ansible-local.html ansible-local], [https://www.packer.io/docs/provisioners/file.html file]) that installs and configures the machine image after the image has booted. A provisioner prepares the system for use by: | ||
* patching the kernel | * patching the kernel | ||
* installing patches | * installing patches | ||
* creating users | * creating users | ||
Revision as of 00:01, 1 August 2019
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-local, file) 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