post_install() {
    systemctl --system daemon-reload
    systemctl --system enable linux-status
    systemctl --system start linux-status
}

pre_remove() {
    systemctl --system stop linux-status.service
    systemctl --system disable linux-status.service
    systemctl --system daemon-reload
}

pre_upgrade() {
    pre_remove "$1"
}

post_upgrade() {
    post_install "$1"
}