luaページアクセス制限制御に基づく(黒い雲を転載)

if ($cookie_say != "hbnl" ){      add_header Set-Cookie "say=hbnl" ;      rewrite .* "$scheme://$host$uri" redirect; } if ($cookie_say != "hbnl$remote_addr" ){      add_header Set-Cookie "say=hbnl$remote_addr" ;      rewrite .* "$scheme://$host$uri" redirect; } rewrite_by_lua '
       local random = ngx.var.cookie_random
       if (random == nil) then          random = math.random(999999)      end
       local token = ngx.md5( "opencdn" .. ngx.var.remote_addr .. random)      if (ngx.var.cookie_token ~= token) then          ngx.header[ "Set-Cookie" ] = { "token=" .. token, "random=" .. random}          return ngx.redirect(ngx.var.scheme .. "://" .. ngx.var.host .. ngx.var.uri)      end
  ';
http://drops.wooyun.org/tips/734リファレンス