nginx-luaGet raw request headers with Lua

server {
  location / {
    content_by_lua_block {
      ngx.say(ngx.req.raw_header())
    }
  }
}ctrl + cyoutubegithub

`content_by_lua_block` nginx-lua module directive to specify block of Lua code	`ngx.say` output given text to client
`ngx.req.raw_header()` returns raw HTTP request headers (online example)