Class: LogStashLogger::Device::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/logstash-logger/device/base.rb

Direct Known Subclasses

Balancer, Connectable, File, IO, MultiDelegator

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Base

Returns a new instance of Base.



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# File 'lib/logstash-logger/device/base.rb', line 8

def initialize(opts={})
  @sync = opts[:sync]
  @error_logger = opts.fetch(:error_logger, LogStashLogger.configuration.default_error_logger)
end

Instance Attribute Details

#error_logger ⇒ Object

Returns the value of attribute error_logger.



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# File 'lib/logstash-logger/device/base.rb', line 6

def error_logger
  @error_logger
end

#io ⇒ Object (readonly)

Returns the value of attribute io.



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# File 'lib/logstash-logger/device/base.rb', line 4

def io
  @io
end

#sync ⇒ Object

Returns the value of attribute sync.



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# File 'lib/logstash-logger/device/base.rb', line 5

def sync
  @sync
end

Instance Method Details

#close(opts = {}) ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 46

def close(opts = {})
  close!
rescue => e
  log_error(e)
end

#close! ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 52

def close!
  @io && @io.close
ensure
  @io = nil
end

#flush ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 38

def flush
  @io && @io.flush
end

#reset ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 42

def reset
  close
end

#to_io ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 13

def to_io
  @io
end

#unrecoverable_error?(e) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/logstash-logger/device/base.rb', line 58

def unrecoverable_error?(e)
  e.is_a?(JSON::GeneratorError)
end

#write(message) ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 17

def write(message)
  write_one(message) unless message.nil?
end

#write_batch(messages, group = nil) ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 32

def write_batch(messages, group = nil)
  messages.each do |message|
    write_one(message)
  end
end

#write_one(message) ⇒ Object 



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# File 'lib/logstash-logger/device/base.rb', line 21

def write_one(message)
  @io.write(message)
rescue => e
  if unrecoverable_error?(e)
    log_error(e)
    log_warning("unrecoverable error, aborting write")
  else
    raise
  end
end