Class: PxModule::PerimeterxCookieV1

Inherits:
PerimeterxPayload show all
Defined in:
lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb

Instance Attribute Summary collapse

Attributes inherited from PerimeterxPayload

#cookie_secret, #decoded_cookie, #px_cookie

Instance Method Summary collapse

Methods inherited from PerimeterxPayload

#cookie_time, #cookie_uuid, #cookie_vid, #decode, #decrypt, #deserialize, #expired?, #high_score?, #hmac_valid?, #is_valid?, px_cookie_factory, #secure_compare

Constructor Details

#initialize(px_config, px_ctx) ⇒ PerimeterxCookieV1

Returns a new instance of PerimeterxCookieV1.



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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 6

def initialize(px_config, px_ctx)
  super(px_config)
  @px_ctx = px_ctx
  @px_cookie = px_ctx.get_px_cookie
  @cookie_secret = px_config[:cookie_key]
  @logger.debug("PerimeterxCookieV1[initialize]")
end

Instance Attribute Details

#px_config ⇒ Object

Returns the value of attribute px_config.



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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 4

def px_config
  @px_config
end

#px_ctx ⇒ Object

Returns the value of attribute px_ctx.



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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 4

def px_ctx
  @px_ctx
end

Instance Method Details



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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 26

def cookie_block_action
  return 'c'
end

#cookie_hmac ⇒ Object 



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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 18

def cookie_hmac
  return @decoded_cookie[:h]
end

#cookie_score ⇒ Object 



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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 14

def cookie_score
  return @decoded_cookie[:s][:b]
end

#secured? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 30

def secured?
  base_hmac_str = "#{cookie_time}#{@decoded_cookie[:s][:a]}#{cookie_score}#{cookie_uuid}#{cookie_vid}"

  hmac_str_withip = "#{base_hmac_str}#{@px_ctx.context[:ip]}#{@px_ctx.context[:user_agent]}"

  hmac_str_withoutip = "#{base_hmac_str}#{@px_ctx.context[:user_agent]}"

  return (hmac_valid?(hmac_str_withoutip, cookie_hmac) || hmac_valid?(hmac_str_withip, cookie_hmac))
end

#valid_format?(cookie) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perimeterx/internal/payload/perimeter_x_cookie_v1.rb', line 22

def valid_format?(cookie)
  return cookie.key?(:t) && cookie.key?(:s) && cookie[:s].key?(:b) && cookie.key?(:s) && cookie.key?(:v) && cookie.key?(:h)
end