Class: Y2Remote::Remote

Inherits:
Object
  • Object
show all
Includes:
Singleton, Yast::I18n, Yast::Logger
Defined in:
src/lib/y2remote/remote.rb

Constant Summary collapse

GRAPHICAL_TARGET = 
"graphical".freeze
FIREWALL_SERVICES = 
["tigervnc", "tigervnc-https"].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Remote

Constructor



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# File 'src/lib/y2remote/remote.rb', line 44

def initialize
  import_modules

  textdomain "network"

  @modes = []
  @proposed = false
end

Instance Attribute Details

#modes ⇒ Object (readonly)

List of Y2Remote::Modes::Base subclasses that are the enabled VNC running modes



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# File 'src/lib/y2remote/remote.rb', line 36

def modes
  @modes
end

#proposed ⇒ Object Also known as: proposed?

[Boolean] whether the configuration has been proposed or not



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# File 'src/lib/y2remote/remote.rb', line 39

def proposed
  @proposed
end

Instance Method Details

#configure_display_manager ⇒ Boolean

Updates the VNC and xdm configuration

Called from #write. Ensures that required packages are installed, enables vnc services and xdm and writes the configuration files, reporting any error in the process.

Returns:

  • (Boolean) —

    true if success, false otherwise



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# File 'src/lib/y2remote/remote.rb', line 158

def configure_display_manager
  if enabled? && !Yast::Package.InstallAll(required_packages)
    log.error "Installing of required packages failed"
    return false
  end
  Y2Remote::Modes.update_status(modes)
  display_manager.write_remote_access(enabled?)
end

#disable! ⇒ Array<Y2Remote::Mode>

Removes all the running modes

Returns:

  • (Array<Y2Remote::Mode>) 


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# File 'src/lib/y2remote/remote.rb', line 81

def disable!
  @modes = []
end

#disabled? ⇒ Boolean

Checks if remote administration is currently disallowed

Returns:

  • (Boolean) 


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# File 'src/lib/y2remote/remote.rb', line 74

def disabled?
  modes.empty?
end

#display_manager ⇒ Object 



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# File 'src/lib/y2remote/remote.rb', line 99

def display_manager
  @display_manager ||= Y2Remote::DisplayManager.instance
end

#enable! ⇒ Object

Enables the Y2Remote::Modes::VNC mode



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# File 'src/lib/y2remote/remote.rb', line 59

def enable!
  enable_mode!(Y2Remote::Modes::VNC.instance)
end

#enable_manager! ⇒ Object

Enables the Y2Remote::Modes::Manager mode



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# File 'src/lib/y2remote/remote.rb', line 64

def enable_manager!
  enable_mode!(Y2Remote::Modes::Manager.instance)
end

#enable_web! ⇒ Object

Enables the Y2Remote::Modes::Web mode



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# File 'src/lib/y2remote/remote.rb', line 69

def enable_web!
  enable_mode!(Y2Remote::Modes::Web.instance)
end

#enabled? ⇒ Boolean

Checks if remote administration is currently allowed

Returns:

  • (Boolean) 


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# File 'src/lib/y2remote/remote.rb', line 54

def enabled?
  !disabled?
end

#propose! ⇒ Boolean

Propose the vnc configuration if it has not been proposed yet

Returns:

  • (Boolean) 


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# File 'src/lib/y2remote/remote.rb', line 143

def propose!
  return false if proposed?

  Yast::Linuxrc.vnc ? enable_vnc! : disable!
  log.info("Remote Administration was proposed as: #{modes.inspect}")
  @proposed = true
end

#read ⇒ Boolean

Read the current status of vnc and the enabled modes

Returns:

  • (Boolean) —

    true



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# File 'src/lib/y2remote/remote.rb', line 106

def read
  return true unless display_manager.remote_access?

  @modes = Y2Remote::Modes.running_modes

  true
end

#reset! ⇒ Object

Reset the proposal configuration enabling vnc if it was enabled by linuxrc



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# File 'src/lib/y2remote/remote.rb', line 134

def reset!
  @proposed = false

  propose!
end

#restart_services ⇒ Object

Restarts services, reporting errors to the user



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# File 'src/lib/y2remote/remote.rb', line 168

def restart_services
  Yast2::Systemd::Target.set_default(GRAPHICAL_TARGET) if enabled?
  Y2Remote::Modes.restart_modes(modes)

  display_manager.restart if enabled?
end

#summary ⇒ String

Return a summary of the current remote configuration

Returns:

  • (String) —

    summary text



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# File 'src/lib/y2remote/remote.rb', line 178

def summary
  return _("Remote administration is enabled.") if enabled?

  _("Remote administration is disabled.")
end

#web_enabled? ⇒ Boolean

Whether some of the VNC running modes is Web or not

Returns:

  • (Boolean) —

    true if web is enabled; false otherwise



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# File 'src/lib/y2remote/remote.rb', line 88

def web_enabled?
  modes.include?(Y2Remote::Modes::Web.instance)
end

#with_manager? ⇒ Boolean

Whether the vnc manager mode is enabled or not

Returns:

  • (Boolean) —

    true it the :manager mode is enabled



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# File 'src/lib/y2remote/remote.rb', line 95

def with_manager?
  modes.include?(Y2Remote::Modes::Manager.instance)
end

#write ⇒ Boolean

Update the SCR according to vnc settings

Returns:

  • (Boolean) —

    true on success



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# File 'src/lib/y2remote/remote.rb', line 117

def write
  configure_write_steps

  next_stage(_("Configuring display manager..."))
  return false unless configure_display_manager

  if Yast::Mode.normal
    next_stage(_("Restarting the service..."))
    restart_services
    next_stage
  end

  true
end