Class: Legion::Cache::Reconnector

Inherits:
Object
  • Object
show all
Includes:
Logging::Helper
Defined in:
lib/legion/cache/reconnector.rb

Constant Summary collapse

DEFAULT_INITIAL_DELAY = 
1
DEFAULT_MAX_DELAY = 
60

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tier:, connect_block:, enabled_block:, settings_key: :cache) ⇒ Reconnector

Returns a new instance of Reconnector.



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# File 'lib/legion/cache/reconnector.rb', line 14

def initialize(tier:, connect_block:, enabled_block:, settings_key: :cache)
  @tier = tier
  @connect_block = connect_block
  @enabled_block = enabled_block
  @settings_key = settings_key
  @attempts = Concurrent::AtomicFixnum.new(0)
  @thread = nil
  @mutex = Mutex.new
  @stop_signal = Concurrent::AtomicBoolean.new(false)
  @next_retry_at = nil
end

Instance Attribute Details

#next_retry_at ⇒ Object (readonly)

Returns the value of attribute next_retry_at.



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# File 'lib/legion/cache/reconnector.rb', line 55

def next_retry_at
  @next_retry_at
end

Instance Method Details

#attempts ⇒ Object 



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# File 'lib/legion/cache/reconnector.rb', line 51

def attempts
  @attempts.value
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/legion/cache/reconnector.rb', line 47

def running?
  @thread&.alive? == true
end

#start ⇒ Object 



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# File 'lib/legion/cache/reconnector.rb', line 26

def start
  @mutex.synchronize do
    return if running?

    @stop_signal.make_false
    @thread = Thread.new { reconnect_loop }
    log.info "Legion::Cache::Reconnector[#{@tier}] started"
  end
end

#stop ⇒ Object 



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# File 'lib/legion/cache/reconnector.rb', line 36

def stop
  thread_to_join = nil
  @mutex.synchronize do
    @stop_signal.make_true
    thread_to_join = @thread
    @thread = nil
  end
  thread_to_join&.join(5)
  log.info "Legion::Cache::Reconnector[#{@tier}] stopped"
end