Sha256: 07db54032f06f319ba41d34c1b2e8f7cc2ece3f98aab5ae7b906708290ae9f05
Contents?: true
Size: 864 Bytes
Versions: 39
Compression:
Stored size: 864 Bytes
Contents
module Shipit
class EnvironmentVariables
NotPermitted = Class.new(StandardError)
class << self
def with(env)
EnvironmentVariables.new(env)
end
end
def permit(variable_definitions)
return {} unless @env
raise "A whitelist is required to sanitize environment variables" unless variable_definitions
sanitize_env_vars(variable_definitions)
end
private
def initialize(env)
@env = env
end
def sanitize_env_vars(variable_definitions)
allowed_variables = variable_definitions.map(&:name)
allowed, disallowed = @env.partition { |k, _| allowed_variables.include?(k) }.map(&:to_h)
error_message = "Variables #{disallowed.keys.to_sentence} have not been whitelisted"
raise NotPermitted.new(error_message) unless disallowed.empty?
allowed
end
end
end
Version data entries
39 entries across 39 versions & 1 rubygems