Module: Luban::Deployment::Applications::Rack::WebServers::Thin::Cluster

Included in:
Common
Defined in:
lib/luban/deployment/applications/rack/web_servers/thin.rb

Instance Method Summary collapse

Instance Method Details

#monitor_command(service_entry) ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 37

def monitor_command(service_entry)
  @monitor_command ||= "#{monitor_executable} monitor -g #{service_entry}"
end

#pid ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 26

def pid; pids; end

#pid_file_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 28

def pid_file_exists?
  # Any pid file is NOT zero size
  pid_files.any? { |pid_file| file?(pid_file, "-s") }
end

#pid_file_pattern ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 8

def pid_file_pattern
  @pid_file_pattern ||= "#{current_web_server}.*.pid"
end

#pid_files ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 16

def pid_files
  capture(:ls, "-A #{pid_files_path} 2>/dev/null").split.map do |f|
    Pathname.new(f)
  end
end

#pid_files_path ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 12

def pid_files_path
  pids_path.join(pid_file_pattern)
end

#pids ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 22

def pids
  pid_files.collect { |pid_file| capture(:cat, "#{pid_file} 2>/dev/null") }
end

#remove_orphaned_pid_file ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 33

def remove_orphaned_pid_file
  rm(pid_files_path) if pid_file_orphaned?
end

#unmonitor_command(service_entry) ⇒ Object 



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# File 'lib/luban/deployment/applications/rack/web_servers/thin.rb', line 41

def unmonitor_command(service_entry)
  @unmonitor_command ||= "#{monitor_executable} unmonitor -g #{service_entry}"
end