#!/bin/sh

SERIES=$(lsb_release -cs)
DESCRIPTION=$(lsb_release -ds)

[ "$SERIES" = "precise" ] || exit 0

[ -x /usr/bin/ubuntu-advantage ] || exit 0

if ubuntu-advantage is-esm-enabled; then
    cat <<EOF
This ${DESCRIPTION} system is configured to receive extended security updates
from Canonical:
 * https://www.ubuntu.com/esm
EOF
else
    cat <<EOF
This ${DESCRIPTION} system is past its End of Life, and is no longer
receiving security updates.  To protect the integrity of this system, it’s
critical that you enable Extended Security Maintenance updates:
 * https://www.ubuntu.com/esm
EOF
fi
echo