# frozen_string_literal: true

# Manage Red Hat services.  Start/stop uses /sbin/service and enable/disable uses chkconfig

Puppet::Type.type(:service).provide :redhat, :parent => :init, :source => :init do
  desc "Red Hat's (and probably many others') form of `init`-style service
    management. Uses `chkconfig` for service enabling and disabling.

  "

  commands :chkconfig => "/sbin/chkconfig", :service => "/sbin/service"

  defaultfor 'os.name' => :amazon, 'os.release.major' => %w[2017 2018]
  defaultfor 'os.name' => :redhat, 'os.release.major' => (4..6).to_a
  defaultfor 'os.family' => :suse, 'os.release.major' => %w[10 11]

  # Remove the symlinks
  def disable
    # The off method operates on run levels 2,3,4 and 5 by default We ensure
    # all run levels are turned off because the reset method may turn on the
    # service in run levels 0, 1 and/or 6
    # We're not using --del here because we want to disable the service only,
    # and --del removes the service from chkconfig management
    chkconfig("--level", "0123456", @resource[:name], :off)
  rescue Puppet::ExecutionFailure => detail
    raise Puppet::Error, "Could not disable #{name}: #{detail}", detail.backtrace
  end

  def enabled?
    name = @resource[:name]

    begin
      output = chkconfig name
    rescue Puppet::ExecutionFailure
      return :false
    end

    # For Suse OS family, chkconfig returns 0 even if the service is disabled or non-existent
    # Therefore, check the output for '<name>  on' (or '<name>  B for boot services)
    # to see if it is enabled
    return :false unless Puppet.runtime[:facter].value('os.family') != 'Suse' || output =~ /^#{name}\s+(on|B)$/

    :true
  end

  # Don't support them specifying runlevels; always use the runlevels
  # in the init scripts.
  def enable
    chkconfig("--add", @resource[:name])
    chkconfig(@resource[:name], :on)
  rescue Puppet::ExecutionFailure => detail
    raise Puppet::Error, "Could not enable #{name}: #{detail}", detail.backtrace
  end

  def initscript
    raise Puppet::Error, "Do not directly call the init script for '#{@resource[:name]}'; use 'service' instead"
  end

  # use hasstatus=>true when its set for the provider.
  def statuscmd
    ((@resource.provider.get(:hasstatus) == true) || (@resource[:hasstatus] == :true)) && [command(:service), @resource[:name], "status"]
  end

  def restartcmd
    (@resource[:hasrestart] == :true) && [command(:service), @resource[:name], "restart"]
  end

  def startcmd
    [command(:service), @resource[:name], "start"]
  end

  def stopcmd
    [command(:service), @resource[:name], "stop"]
  end
end
