Class: Chef::Provider::Mdadm

Inherits:
Chef::Provider show all
Defined in:
lib/chef/provider/mdadm.rb

Constant Summary

Constants included from Mixin::ShellOut

Mixin::ShellOut::DEPRECATED_OPTIONS

Instance Attribute Summary

Attributes inherited from Chef::Provider

#action, #cookbook_name, #current_resource, #new_resource, #recipe_name, #run_context

Instance Method Summary collapse

Methods inherited from Chef::Provider

#action_nothing, #cleanup_after_converge, #converge_by, #define_resource_requirements, #events, #initialize, #node, node_map, #process_resource_requirements, provides, provides?, #requirements, #resource_collection, #resource_updated?, #run_action, #set_updated_status, supports?, #whyrun_mode?

Methods included from Mixin::DescendantsTracker

#descendants, descendants, direct_descendants, #direct_descendants, find_descendants_by_name, #find_descendants_by_name, #inherited, store_inherited

Methods included from Mixin::ShellOut

#run_command_compatible_options, #shell_out, #shell_out!, #shell_out_with_systems_locale, #shell_out_with_systems_locale!

Constructor Details

This class inherits a constructor from Chef::Provider

Instance Method Details

#action_assemble ⇒ Object 



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# File 'lib/chef/provider/mdadm.rb', line 62

def action_assemble
  unless @current_resource.exists
    converge_by("assemble RAID device #{new_resource.raid_device}") do
      command = "yes | mdadm --assemble #{@new_resource.raid_device} #{@new_resource.devices.join(" ")}"
      Chef::Log.debug("#{@new_resource} mdadm command: #{command}")
      shell_out!(command)
      Chef::Log.info("#{@new_resource} assembled raid device (#{@new_resource.raid_device})")
    end
  else
    Chef::Log.debug("#{@new_resource} raid device already exists, skipping assemble (#{@new_resource.raid_device})")
  end
end

#action_create ⇒ Object 



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# File 'lib/chef/provider/mdadm.rb', line 45

def action_create
  unless @current_resource.exists
    converge_by("create RAID device #{new_resource.raid_device}") do
      command = "yes | mdadm --create #{@new_resource.raid_device} --level #{@new_resource.level}"
      command << " --chunk=#{@new_resource.chunk}" unless @new_resource.level == 1
      command << " --metadata=#{@new_resource.metadata}"
      command << " --bitmap=#{@new_resource.bitmap}" if @new_resource.bitmap
      command << " --raid-devices #{@new_resource.devices.length} #{@new_resource.devices.join(" ")}"
      Chef::Log.debug("#{@new_resource} mdadm command: #{command}")
      shell_out!(command)
      Chef::Log.info("#{@new_resource} created raid device (#{@new_resource.raid_device})")
    end
  else
    Chef::Log.debug("#{@new_resource} raid device already exists, skipping create (#{@new_resource.raid_device})")
  end
end

#action_stop ⇒ Object 



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# File 'lib/chef/provider/mdadm.rb', line 75

def action_stop
  if @current_resource.exists
    converge_by("stop RAID device #{new_resource.raid_device}") do
      command = "yes | mdadm --stop #{@new_resource.raid_device}"
      Chef::Log.debug("#{@new_resource} mdadm command: #{command}")
      shell_out!(command)
      Chef::Log.info("#{@new_resource} stopped raid device (#{@new_resource.raid_device})")
    end
  else
    Chef::Log.debug("#{@new_resource} raid device doesn't exist (#{@new_resource.raid_device}) - not stopping")
  end
end

#load_current_resource ⇒ Object 



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# File 'lib/chef/provider/mdadm.rb', line 34

def load_current_resource
  @current_resource = Chef::Resource::Mdadm.new(@new_resource.name)
  @current_resource.raid_device(@new_resource.raid_device)
  Chef::Log.debug("#{@new_resource} checking for software raid device #{@current_resource.raid_device}")

  device_not_found = 4
  mdadm = shell_out!("mdadm --detail --test #{@new_resource.raid_device}", :returns => [0,device_not_found])
  exists = (mdadm.status == 0)
  @current_resource.exists(exists)
end

#popen4 ⇒ Object

Raises:

  • (Exception) 


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# File 'lib/chef/provider/mdadm.rb', line 26

def popen4
  raise Exception, "deprecated"
end

#whyrun_supported? ⇒ Boolean 



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# File 'lib/chef/provider/mdadm.rb', line 30

def whyrun_supported?
  true
end