upstream odoo {
    server 127.0.0.1:8090 weight=1 fail_timeout=0;
}

upstream odoo-im {
    server 127.0.0.1:8082 weight=1 fail_timeout=0;
}

server {
    # server port and name
    listen 80;
    server_name _;

    # Specifies the maximum accepted body size of a client request,
    # as indicated by the request header Content-Length.
    client_max_body_size 200m;

    ssl off;

    # increase proxy buffer to handle some Odoo web requests
    proxy_buffers 16 64k;
    proxy_buffer_size 128k;
    # force timeouts if the backend dies
    proxy_connect_timeout 180m;
    proxy_send_timeout 180m;
    proxy_read_timeout 180m;
    proxy_next_upstream error timeout invalid_header http_500 http_502 http_503;

    gzip on;
    gzip_min_length 1100;
    gzip_buffers 4 32k;
    gzip_types text/plain application/x-javascript text/xml text/css;
    gzip_vary on;

    # set headers
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forward-For $proxy_add_x_forwarded_for;

    # by default, do not forward anything
    proxy_redirect off;
    proxy_buffering off;

    error_page 502 /custom_502.html;

    location = /custom_502.html {
        root /usr/share/nginx/html;
        internal;
    }

    location / {
        proxy_pass http://odoo;
    }

    location /longpolling {
        proxy_pass http://odoo-im;
    }

    # Cache some static data in memory for 2 hours.
    # Under heavy load this should relieve stress on the Odoo web interface
    location /web/static/ {
        proxy_cache_valid 200 120m;
        proxy_buffering on;
        expires 864000;
        proxy_pass http://odoo;
    }
    location /website/static/ {
        proxy_cache_valid 200 120m;
        proxy_buffering on;
        expires 864000;
        proxy_pass http://odoo;
    }
}