Class: Uc::Status

Inherits:
Object
  • Object
show all
Includes:
Logger, ShellHelper
Defined in:
lib/uc/status.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logger

#event_queue, event_stream, #event_stream, logger, #logger, stderr, #stderr

Methods included from ShellHelper

#cmd, #kill, #process_running?

Constructor Details

#initialize(unicorn_paths, use_pid: false) ⇒ Status

Returns a new instance of Status.



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# File 'lib/uc/status.rb', line 13

def initialize(unicorn_paths, use_pid: false)
  @paths =  unicorn_paths
  @use_pid = use_pid
end

Instance Attribute Details

#paths ⇒ Object (readonly)

Returns the value of attribute paths.



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# File 'lib/uc/status.rb', line 10

def paths
  @paths
end

#use_pid ⇒ Object

Returns the value of attribute use_pid.



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# File 'lib/uc/status.rb', line 11

def use_pid
  @use_pid
end

Instance Method Details

#pid ⇒ Object 



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# File 'lib/uc/status.rb', line 23

def pid
  pid = pid_from_file
  if pid_valid?
    return pid
  else
    logger.debug "pids holding unicorn.lock => #{fuser_pids.join(' ')}"
    logger.debug "pid from file => #{pid}"
    raise ::Uc::Error, "stale pid #{pid}"
  end
end

#pid_from_file ⇒ Object 



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# File 'lib/uc/status.rb', line 34

def pid_from_file
  @pid_from_file ||= read_pid
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/uc/status.rb', line 18

def running?
  return process_running? pid if use_pid
  not ex_lock_available?
end

#stopped? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/uc/status.rb', line 38

def stopped?
  not running?
end

#to_s ⇒ Object 



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# File 'lib/uc/status.rb', line 42

def to_s
  status = ( running? ? "Running pid #{pid}" : "Stopped" )
end