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path: root/playbooks/roles/outbound/templates/proxy/nginx/toplevel.conf.d/stream.conf
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stream {
    log_format basic '$proxy_protocol_addr - [$time_local] '
                     '$protocol $status $bytes_sent $bytes_received '
                     '$session_time';
    upstream imaps {
        server {{ loadbalancer_ip }}:993;
    }
    upstream smtps {
        server {{ loadbalancer_ip }}:465;
    }
    upstream smtptls {
        server {{ loadbalancer_ip }}:587;
    }
    upstream smtp {
        server {{ loadbalancer_ip }}:25;
    }
    upstream managesieve {
        server {{ loadbalancer_ip }}:4190;
    }

    server {
        set_real_ip_from {{ docker_network }};
        listen     993 proxy_protocol;

        proxy_pass imaps;
        proxy_protocol on;
    }
    server {
        set_real_ip_from {{ docker_network }};
        listen     25 proxy_protocol;

        proxy_pass smtp;
        proxy_protocol on;
    }
    server {
        set_real_ip_from {{ docker_network }};
        listen     587 proxy_protocol;

        proxy_pass smtptls;
        proxy_protocol on;
    }
    server {
        set_real_ip_from {{ docker_network }};
        listen     465 proxy_protocol;

        proxy_pass smtps;
        proxy_protocol on;
    }
    server {
        set_real_ip_from {{ docker_network }};
        listen     4190 proxy_protocol;

        proxy_pass managesieve;
        proxy_protocol on;
    }
}