proxy configured at tower /etc/docker-compose/tower/docker-compose.yml doesnt work properly

During installation on CentOS 7 to Complete install environment variables http_proxy, https_proxy was corrected in such files manually: /etc/yum.conf /opt/tower/var/tower/playbooks/NOC/system_roles/goss/tasks/install.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/activator/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/bi/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/card/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/classifier/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/login/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/migrate/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/noc/tasks/git.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/noc/tasks/init_venv_python.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/noc/tasks/requirements.yml /opt/tower/var/tower/playbooks/NOC/noc_roles/web/tasks/main.yml /opt/tower/var/tower/playbooks/NOC/system_roles/consul-template/tasks/install.yml /opt/tower/var/tower/playbooks/NOC/system_roles/consul/tasks/install.yml /opt/tower/var/tower/playbooks/NOC/system_roles/consul/tasks/control.yml /opt/tower/var/tower/playbooks/NOC/system_roles/grafana/tasks/plugins.yml /opt/tower/var/tower/playbooks/NOC/system_roles/nsqd/tasks/os/CentOS/main.yml /opt/tower/var/tower/playbooks/NOC/system_roles/nsqlookupd/tasks/os/CentOS/main.yml