--- /dev/null
+# output all HTTP header as received by nginx
+location /header {
+ default_type 'text/plain';
+ content_by_lua_block {
+ local myheads=ngx.req.get_headers()
+ for key in pairs(myheads) do
+ local outp="Header '" .. key .. "': " .. myheads[key]
+ ngx.say(outp)
+ end
+ }
+}