Class: Chef::Provider::Mdadm

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

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, #action_nothing, #check_resource_semantics!, #cleanup_after_converge, #compile_and_converge_action, #converge_by, #converge_if_changed, #define_resource_requirements, #events, include_resource_dsl?, include_resource_dsl_module, #initialize, #node, #process_resource_requirements, provides, provides?, #requirements, #resource_collection, #resource_updated?, #run_action, #set_updated_status, supports?, use_inline_resources, #whyrun_mode?, #whyrun_supported?

Methods included from Mixin::Provides

#provided_as, #provides, #provides?

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::LazyModuleInclude

#descendants, #include, #included

Methods included from Mixin::NotifyingBlock

#notifying_block, #subcontext_block

Methods included from DSL::DeclareResource

#build_resource, #declare_resource, #delete_resource, #delete_resource!, #edit_resource, #edit_resource!, #find_resource, #find_resource!, #with_run_context

Methods included from Mixin::ShellOut

#a_to_s, #clean_array, #shell_out, #shell_out!, #shell_out_compact, #shell_out_compact!, #shell_out_compact_timeout, #shell_out_compact_timeout!, #shell_out_with_systems_locale, #shell_out_with_systems_locale!

Methods included from Mixin::PathSanity

#enforce_path_sanity, #sanitized_path

Methods included from Mixin::PowershellOut

#powershell_out, #powershell_out!

Methods included from Mixin::WindowsArchitectureHelper

#assert_valid_windows_architecture!, #disable_wow64_file_redirection, #forced_32bit_override_required?, #is_i386_process_on_x86_64_windows?, #node_supports_windows_architecture?, #node_windows_architecture, #restore_wow64_file_redirection, #valid_windows_architecture?, #with_os_architecture, #wow64_architecture_override_required?, #wow64_directory

Methods included from DSL::PlatformIntrospection

#docker?, #platform?, #platform_family?, #value_for_platform, #value_for_platform_family

Constructor Details

This class inherits a constructor from Chef::Provider

Instance Method Details

#action_assembleObject


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# File 'lib/chef/provider/mdadm.rb', line 57

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_createObject


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# File 'lib/chef/provider/mdadm.rb', line 39

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.}"
      command << " --bitmap=#{new_resource.bitmap}" if new_resource.bitmap
      command << " --layout=#{new_resource.layout}" if new_resource.layout
      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_stopObject


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# File 'lib/chef/provider/mdadm.rb', line 70

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_resourceObject


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# File 'lib/chef/provider/mdadm.rb', line 28

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