Set SELinux boolean value. See also:
semanage-boolean
,getsebool
. More information: https://manned.org/setsebool.
getsebool -a
sudo setsebool httpd_can_network_connect 1|true|on|0|false|off
sudo setsebool -P container_use_devices 1|true|on|0|false|off
sudo setsebool -P ftpd_use_fusefs=1 mount_anyfile=0 ...
semanage-boolean
):sudo semanage boolean -m|--modify -1|--on|-0|--off haproxy_connect_any