Module: Terminate

Defined in:
lib/terminate.rb,
lib/terminate/options.rb,
lib/terminate/railtie.rb,
lib/terminate/version.rb

Defined Under Namespace

Classes: Options, Railtie

Constant Summary collapse

VERSION = 
"0.1.1"

Class Method Summary collapse

Class Method Details

.execute(pid, timeout = 10, signal = 'TERM') ⇒ Object 



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# File 'lib/terminate.rb', line 23

def self.execute(pid, timeout = 10, signal = 'TERM')
  if pid_exist?(pid)
    Process.kill(signal, pid)
    info "Send SIGNAL #{signal} to process #{pid}."
    begin
      Timeout.timeout(timeout) do
        while pid_exist?(pid)
          sleep 0.1
        end
        info "Process #{pid} is done."
      end
    rescue Timeout::Error
      Process.kill('KILL', pid)
      info "Timeout, send SIGNAL KILL to process #{pid}."
    end
  else  
    info "Process #{pid} is not found."
  end
end

.info(*args) ⇒ Object 



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# File 'lib/terminate.rb', line 43

def self.info(*args)
  logger.info(*args) unless logger.nil?
end

.logger ⇒ Object 



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# File 'lib/terminate.rb', line 10

def self.logger
  @@logger
end

.logger=(logger) ⇒ Object 



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# File 'lib/terminate.rb', line 6

def self.logger=(logger)
  @@logger = logger
end

.pid_exist?(pid) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/terminate.rb', line 14

def self.pid_exist?(pid)
  begin
    Process.getpgid( pid )
    true
  rescue Errno::ESRCH
    false
  end
end