class ForemanMaintain::Utils::Service::Systemd

Attributes

instance_parent_unit[R]

Public Class Methods

new(name, priority, options = {}) click to toggle source

Calls superclass method ForemanMaintain::Utils::Service::Abstract::new

# File lib/foreman_maintain/utils/service/systemd.rb, line 6
def initialize(name, priority, options = {})
  super
  @sys = SystemHelpers.new
  @instance_parent_unit = options.fetch(:instance_parent_unit, nil)
end

Public Instance Methods

command(action) click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 12
def command(action)
  all = @options.fetch(:all, false)
  skip_enablement = @options.fetch(:skip_enablement, false)
  if %w[enable disable].include?(action)
    return skip_enablement_message(action, @name) if skip_enablement
    return if generated?
  end

  cmd = "systemctl #{action} #{@name}"
  cmd += ' --all' if all
  cmd
end

disable() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 45
def disable
  execute('disable')
end

enable() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 41
def enable
  execute('enable')
end

enabled?() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 57
def enabled?
  if @sys.systemd_installed?
    ['enabled', 'generated'].include?(service_enabled_status)
  end
end

exist?() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 53
def exist?
  ['enabled', 'disabled', 'generated'].include?(service_enabled_status)
end

generated?() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 63
def generated?
  service_enabled_status == 'generated'
end

matches?(service) click to toggle source

Calls superclass method ForemanMaintain::Utils::Service::Abstract#matches?

# File lib/foreman_maintain/utils/service/systemd.rb, line 67
def matches?(service)
  if service.is_a? String
    service == @name || File.fnmatch(service, @name)
  else
    super
  end
end

restart() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 37
def restart
  execute('restart')
end

running?() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 49
def running?
  status.first == 0
end

start() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 29
def start
  execute('start')
end

status() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 25
def status
  execute('status')
end

stop() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 33
def stop
  execute('stop')
end

Private Instance Methods

execute(action) click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 77
def execute(action)
  @sys.execute_with_status(command(action))
end

service_enabled_status() click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 81
def service_enabled_status
  @sys.execute("systemctl is-enabled #{@name} 2>&1 | tail -1").strip
end

skip_enablement_message(action, name) click to toggle source

# File lib/foreman_maintain/utils/service/systemd.rb, line 85
      def skip_enablement_message(action, name)
        # Enable and disable does not work well with globs since they treat them literally.
        # We are skipping the pulpcore-workers@* for these actions until they are configured in
        # a more managable way with systemd
        msg =
          "
\nWARNING: Skipping #{action} for #{name} as there are a variable amount of services to manage
and this command will not respond to glob operators. These services have been configured by
the installer and it is recommended to keep them enabled to prevent misconfiguration.\n
"
        puts msg
      end