Class: Legion::CLI::ServiceCommand

Inherits:
Thor
  • Object
show all
Defined in:
lib/legion/cli/service_command.rb

Constant Summary collapse

SERVICE_LABEL = 
'homebrew.mxcl.legionio'

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.exit_on_failure? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/legion/cli/service_command.rb', line 13

def self.exit_on_failure?
  true
end

Instance Method Details

#restart ⇒ Object 



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# File 'lib/legion/cli/service_command.rb', line 76

def restart
  out = Output::Formatter.new(json: options[:json], color: !options[:no_color])
  ensure_macos!(out)

  uid = ::Process.uid
  target = "gui/#{uid}"

  Open3.capture2e('launchctl', 'bootout', "#{target}/#{SERVICE_LABEL}")
  sleep 1

  plist = plist_path
  Open3.capture2e('launchctl', 'bootstrap', target, plist) if File.exist?(plist)

  _, status = Open3.capture2e('launchctl', 'kickstart', '-k', "#{target}/#{SERVICE_LABEL}")
  if status.success?
    out.success('Legion service restarted')
  else
    out.error('Failed to restart Legion service')
    raise SystemExit, 1
  end

  poll_ready(out)
end

#start ⇒ Object 



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# File 'lib/legion/cli/service_command.rb', line 27

def start
  out = Output::Formatter.new(json: options[:json], color: !options[:no_color])
  ensure_macos!(out)

  plist = plist_path
  unless File.exist?(plist)
    out.error("Service plist not found at #{plist}")
    out.info('Run: brew install legionio')
    raise SystemExit, 1
  end

  uid = ::Process.uid
  target = "gui/#{uid}"

  if service_loaded?(target)
    out.info('Service already loaded, kicking...')
  else
    _, status = Open3.capture2e('launchctl', 'bootstrap', target, plist)
    out.warn('bootstrap failed (may already be loaded), attempting kickstart anyway') unless status.success?
  end

  _, status = Open3.capture2e('launchctl', 'kickstart', '-k', "#{target}/#{SERVICE_LABEL}")
  if status.success?
    out.success('Legion service started')
  else
    out.error('Failed to kickstart Legion service')
    raise SystemExit, 1
  end

  poll_ready(out)
end

#status ⇒ Object 



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# File 'lib/legion/cli/service_command.rb', line 101

def status
  out = Output::Formatter.new(json: options[:json], color: !options[:no_color])
  ensure_macos!(out)

  uid = ::Process.uid
  target = "gui/#{uid}"
  output, status = Open3.capture2e('launchctl', 'print', "#{target}/#{SERVICE_LABEL}")

  unless status.success?
    out.info('Service is not loaded')
    return
  end

  state = output[/state = (.+)/, 1] || 'unknown'
  pid = output[/pid = (\d+)/, 1]
  runs = output[/runs = (\d+)/, 1]

  if options[:json]
    puts Legion::JSON.dump({ state: state, pid: pid&.to_i, runs: runs&.to_i })
  else
    out.info("State: #{state}")
    out.info("PID: #{pid}") if pid
    out.info("Runs: #{runs}") if runs
  end
end

#stop ⇒ Object 



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# File 'lib/legion/cli/service_command.rb', line 60

def stop
  out = Output::Formatter.new(json: options[:json], color: !options[:no_color])
  ensure_macos!(out)

  uid = ::Process.uid
  target = "gui/#{uid}"

  _, status = Open3.capture2e('launchctl', 'bootout', "#{target}/#{SERVICE_LABEL}")
  if status.success?
    out.success('Legion service stopped')
  else
    out.warn('Service was not loaded (already stopped?)')
  end
end