Class: Floe::Workflow::Retrier

Inherits:
Object
  • Object
show all
Includes:
ValidationMixin, ErrorMatcherMixin
Defined in:
lib/floe/workflow/retrier.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ValidationMixin

included, #invalid_field_error!, #missing_field_error!, #parser_error!, #runtime_field_error!, #workflow_state?, #wrap_parser_error

Methods included from ErrorMatcherMixin

#match_error?

Constructor Details

#initialize(_workflow, name, payload) ⇒ Retrier

Returns a new instance of Retrier.



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# File 'lib/floe/workflow/retrier.rb', line 11

def initialize(_workflow, name, payload)
  @name             = name
  @payload          = payload

  @error_equals     = payload["ErrorEquals"]
  @interval_seconds = payload["IntervalSeconds"] || 1.0
  @max_attempts     = payload["MaxAttempts"] || 3
  @backoff_rate     = payload["BackoffRate"] || 2.0

  missing_field_error!("ErrorEquals") if !@error_equals.kind_of?(Array) || @error_equals.empty?
end

Instance Attribute Details

#backoff_rate ⇒ Object (readonly)

Returns the value of attribute backoff_rate.



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# File 'lib/floe/workflow/retrier.rb', line 9

def backoff_rate
  @backoff_rate
end

#error_equals ⇒ Object (readonly)

Returns the value of attribute error_equals.



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# File 'lib/floe/workflow/retrier.rb', line 9

def error_equals
  @error_equals
end

#interval_seconds ⇒ Object (readonly)

Returns the value of attribute interval_seconds.



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# File 'lib/floe/workflow/retrier.rb', line 9

def interval_seconds
  @interval_seconds
end

#max_attempts ⇒ Object (readonly)

Returns the value of attribute max_attempts.



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# File 'lib/floe/workflow/retrier.rb', line 9

def max_attempts
  @max_attempts
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/floe/workflow/retrier.rb', line 9

def name
  @name
end

Instance Method Details

#sleep_duration(attempt) ⇒ Object

Parameters:

  • attempt (Integer) —

    1 for the first attempt



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# File 'lib/floe/workflow/retrier.rb', line 24

def sleep_duration(attempt)
  interval_seconds * (backoff_rate**(attempt - 1))
end