Enrichment

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_M.additional_activity_handler = function(event_type, ctx, details)
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    -- verify that the request is passed to the backend
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    if event_type == 'page_requested' then
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      -- pxde - contains a parsed json of the data enrichment object
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      -- pxde_verified - makes sure that this payload is trusted and signed by PerimeterX
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      local pxde = ngx.ctx.pxde
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      local pxde_verified = ngx.ctx.pxde_verified
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      if pxde and pxde_verified then
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          -- apply the data enrichment logic here
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          -- the example below will set the f_type on the request header
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          local f_type = ngx.ctx.pxde.f_type
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          ngx.req.set_header("x-px-de-f-type", f_type)
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      end
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    end
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end
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...

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http {
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    map score $pxscore  { default 'none'; }
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    map pass $pxpass  { default 'none'; }
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    map uuid $pxuuid  { default 'none'; }
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    map rtt $pxrtt { default '0'; }
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    map block $pxblock { default 'none'; }
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    map vid $pxvid { default 'none'; }
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    map cookiets $pxcookiets { default 'none'; }
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    map px_call $pxcall { default 'none'; }
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    log_format enriched '$remote_addr - $remote_user [$time_local] '
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                    '"$request" $status $body_bytes_sent '
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                    '"$http_referer" "$http_user_agent" '
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                    '| perimeterx uuid[$pxuuid] vid[$pxvid] '
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                    'score[$pxscore] rtt[$pxrtt] block[$pxblock] '
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                    'pass[$pxpass] cookie_ts[$pxcookiets] risk_call[$pxcall]';
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    access_log /var/log/nginx/access_log enriched;
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  }
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  ...