Module: Fluentd::Agent::ProcessOperation

Defined in:
app/models/fluentd/agent/process_operation.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'app/models/fluentd/agent/process_operation.rb', line 4

def self.included(base)
  define_method(:dryrun!) do
    raise NotImplementedError, "'dryrun!' method is required to be defined"
  end
end

Instance Method Details

#dryrun(file_path = nil) ⇒ Object 



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# File 'app/models/fluentd/agent/process_operation.rb', line 19

def dryrun(file_path = nil)
  dryrun!(file_path)
  true
rescue ::Fluentd::Agent::ConfigError
  false
end

#pid ⇒ Object 



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# File 'app/models/fluentd/agent/process_operation.rb', line 26

def pid
  return unless File.exists?(pid_file)
  return if File.zero?(pid_file)
  File.read(pid_file).to_i rescue nil
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/fluentd/agent/process_operation.rb', line 10

def running?
  begin
    pid && Process.kill(0, pid)
  rescue Errno::ESRCH
    File.unlink(pid_file) # no needed any more
    false
  end
end