Packer

Packer is a free, open-sourceCreating CentOS server images with Packer application from Hashicorp.

It can generate a server image based on an existing one, and configure it for your special needs. You can use the generated image when you launch a server instance in the cloud or on your local workstation.

• Create a server image with Packer
• Creating CentOS server images with Packer
• Debugging a Packer build

Troubleshooting

• amazon-ebs: Error waiting for SSH: ssh: handshake failed: ssh: unable to authenticate, attempted methods [none publickey], no supported methods remain