proxy conf

server {
    listen 443 ssl;
    listen [::]:443 ssl;

    server_name office.*;

    include /config/nginx/ssl.conf;

    # static files
    location ^~ /loleaflet {
        resolver 127.0.0.11 valid=30s;
        set $upstream_app collabora;
        set $upstream_port 9980;
        set $upstream_proto https;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;

        proxy_set_header Host $http_host;
    }

    # WOPI discovery URL
    location ^~ /hosting/discovery {
        resolver 127.0.0.11 valid=30s;
        set $upstream_app collabora;
        set $upstream_port 9980;
        set $upstream_proto https;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;

        proxy_set_header Host $http_host;
    }

    # Capabilities
    location ^~ /hosting/capabilities {
        resolver 127.0.0.11 valid=30s;
        set $upstream_app collabora;
        set $upstream_port 9980;
        set $upstream_proto https;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;

        proxy_set_header Host $http_host;
    }

    # main websocket
    location ~ ^/lool/(.*)/ws$ {
        resolver 127.0.0.11 valid=30s;
        set $upstream_app collabora;
        set $upstream_port 9980;
        set $upstream_proto https;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;

        proxy_set_header Host $http_host;
        proxy_read_timeout 36000s;
    }

    # download, presentation and image upload
    location ~ ^/lool {
        resolver 127.0.0.11 valid=30s;
        set $upstream_app collabora;
        set $upstream_port 9980;
        set $upstream_proto https;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;

        proxy_set_header Host $http_host;
    }

    # Admin Console websocket
    location ^~ /lool/adminws {
        resolver 127.0.0.11 valid=30s;
        set $upstream_app collabora;
        set $upstream_port 9980;
        set $upstream_proto https;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;

        proxy_set_header Host $http_host;
        proxy_read_timeout 36000s;
    }
}