Requirements

Environment variables

• RELEASE: an ubuntu release, e.g., trusty
• KERNEL: a kernel release that is supported on ${RELEASE}, e.g., xenial
• MAINTAINER, EMAIL: the name and e-mail address to sign the source package with
• PPA: the Launchpad PPA to which the source package will be uploaded
• VERSION_SUFFIX: a string to append to the latest Ubuntu kernel release, e.g., +debug1

Launchpad access

• a GPG key with the name ${MAINTAINER} <${EMAIL}>, with no passphrase
• the GPG key added to your Launchpad profile
• a Launchpad PPA you have access to under ${PPA}