tailscale/cmd/nginx-auth/rpm/prerm.sh

# $1 == 0 for uninstallation.
# $1 == 1 for removing old package during upgrade.

if [ $1 -eq 0 ] ; then
    # Package removal, not upgrade
    systemctl --no-reload disable tailscale.nginx-auth.socket > /dev/null 2>&1 || :
    systemctl stop tailscale.nginx-auth.socket > /dev/null 2>&1 || :
    systemctl stop tailscale.nginx-auth.service > /dev/null 2>&1 || :
fi