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nginx-luaHow to read file


server {
  location / {
    content_by_lua_block {
      file = io.open('/tmp/hi.txt', 'r')
      local data = file:read()
      io.close(file)
      ngx.say(data)
    }
  }
}ctrl + c
content_by_lua_block

nginx-lua module directive to specify block of Lua code

io.open

opens specified file handler

/tmp/hi.txt

path to file to read from

'r'

use this mode to read file content

file:read

reads file content

data

this variable will store file content

ngx.say

output given text to client