HaProxy version 3.3 // Data Plan API example fails // "program api" statement not available

[to-s]

docker compose:

services:
    haproxy:
        image: haproxytech/haproxy-ubuntu:3.3
        ports:
            - 5555:5555
        volumes:
            - "./haproxy/:/etc/haproxy/"
        working_dir: /usr/local/etc/haproxy

haproxy configuration:

global
  expose-deprecated-directives # uncomment for use with haproxy version 3.1 / 3.2

userlist haproxy-dataplaneapi
  user admin insecure-password mypassword

program api
  command /usr/bin/dataplaneapi --host 0.0.0.0 --port 5555 --haproxy-bin /usr/sbin/haproxy --config-file /usr/local/etc/haproxy/haproxy.cfg --reload-cmd "kill -SIGUSR2 1" --restart-cmd "kill -SIGUSR2 1" --reload-delay 5 --userlist haproxy-dataplaneapi
  no option start-on-reload

resulting in some alerts during startup of haproxy: