Jenkins AMI with Packer

• Used Ubuntu 24.04 LTS as the source image
• AMI has Jenkins fully configured starting from plugin installation to automated user creation via Jenkins Configuration as Code
• Used Caddy as reverse proxy for Jenkins instance and set them up to get SSL certificate from Let's Encrypt on startup.
• This Packer AMI is built via GitHub Actions workflow which also format checks the packer template

Packer configuration

• Builds image in default AWS VPC with OS - Ubuntu, Volume Size - 8GB, Device Name - gp2
• Installs dependencies via shell script

Packer commands:

• packer init: Installs all packer plugins mentioned in the config template
• packer fmt: Formats template
• packer validate: Validates the template
• packer build <filename>.pkr.hcl: Builds the custom AMI

---testing --testing --testing