-- Copyright (c) 2016 IBM. All rights reserved.
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--- @module security
-- A module to load all and execute the security policies
-- @author David Green (greend), Alex Song (songs)

local _M = {}

local request = require "lib/request"
local utils = require "lib/utils"
--- Allow or block a request by calling a loaded security policy
-- @param securityObj an object out of the security array in a given tenant / api / resource
function process(securityObj)
  local ok, result = pcall(require, utils.concatStrings({'policies/security/', securityObj.type}))
  if not ok then
    ngx.log(ngx.ERR, 'An unexpected error ocurred while processing the security policy: ' .. securityObj.type) 
    request.err(500, 'Gateway error.')
  end 
  return result.process(securityObj)
end

-- Wrap process in code to load the correct module 
_M.process = process

return _M