Class: Chef::Provider::Mount::Aix

Inherits:
Mount show all
Defined in:
lib/chef/provider/mount/aix.rb

Instance Attribute Summary

Attributes inherited from Mount

#real_device

Attributes inherited from Chef::Provider::Mount

#unmount_retries

Attributes inherited from Chef::Provider

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

Instance Method Summary collapse

Methods inherited from Mount

#device_should_exist?, #load_current_resource, #mountable?, #network_device?, #remount_fs, #umount_fs

Methods inherited from Chef::Provider::Mount

#action_disable, #action_enable, #action_mount, #action_remount, #action_umount, #load_current_resource, #mount_options_unchanged?, #remount_fs, #umount_fs

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 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, #load_current_resource, #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::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

#initialize(new_resource, run_context) ⇒ Aix

Override for aix specific handling


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

def initialize(new_resource, run_context)
  super
  # options and fstype are set to "defaults" and "auto" respectively in the Mount Resource class. These options are not valid for AIX, override them.
  if @new_resource.options[0] == "defaults"
    @new_resource.options.clear
  end
  if @new_resource.fstype == "auto"
    @new_resource.send(:clear_fstype)
  end
end

Instance Method Details

#disable_fsObject


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# File 'lib/chef/provider/mount/aix.rb', line 152

def disable_fs
  contents = []
  if @current_resource.enabled
    found_device = false
    ::File.open("/etc/filesystems", "r").each_line do |line|
      case line
      when /^\/.+:\s*$/
        if line =~ /#{Regexp.escape(@new_resource.mount_point)}+:/
          found_device = true
        else
          found_device = false
        end
      end
      if !found_device
        contents << line
      end
    end
    ::File.open("/etc/filesystems", "w") do |fstab|
      contents.each { |line| fstab.puts line }
    end
  else
    Chef::Log.debug("#{@new_resource} is not enabled - nothing to do")
  end
end

#enable_fsObject


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# File 'lib/chef/provider/mount/aix.rb', line 125

def enable_fs
  if @current_resource.enabled && mount_options_unchanged?
    Chef::Log.debug("#{@new_resource} is already enabled - nothing to do")
    return nil
  end

  if @current_resource.enabled
    # The current options don't match what we have, so
    # disable, then enable.
    disable_fs
  end
  ::File.open("/etc/filesystems", "a") do |fstab|
    fstab.puts("#{@new_resource.mount_point}:")
    if network_device?
      device_details = device_fstab.split(":")
      fstab.puts("\tdev\t\t= #{device_details[1]}")
      fstab.puts("\tnodename\t\t= #{device_details[0]}")
    else
      fstab.puts("\tdev\t\t= #{device_fstab}")
    end
    fstab.puts("\tvfs\t\t= #{@new_resource.fstype}")
    fstab.puts("\tmount\t\t= false")
    fstab.puts "\toptions\t\t= #{@new_resource.options.join(',')}" unless @new_resource.options.nil? || @new_resource.options.empty?
    Chef::Log.debug("#{@new_resource} is enabled at #{@new_resource.mount_point}")
  end
end

#enabled?Boolean

Returns:

  • (Boolean)

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

def enabled?
  # Check to see if there is an entry in /etc/filesystems. Last entry for a volume wins. Using command "lsfs" to fetch entries.
  enabled = false

  # lsfs o/p = #MountPoint:Device:Vfs:Nodename:Type:Size:Options:AutoMount:Acct
  # search only for current mount point
  shell_out("lsfs -c #{@new_resource.mount_point}").stdout.each_line do |line|
    case line
    when /^#\s/
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}:#{device_fstab_regex}:(\S+):(\[\S+\])?:(\S+)?:(\S+):(\S+):(\S+):(\S+)/
      # mount point entry with ipv6 address for nodename (ipv6 address use ':')
      enabled = true
      @current_resource.fstype($1)
      @current_resource.options($5)
      Chef::Log.debug("Found mount #{device_fstab} to #{@new_resource.mount_point} in /etc/filesystems")
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}:#{device_fstab_regex}::(\S+):(\S+)?:(\S+)?:(\S+):(\S+):(\S+):(\S+)/
      # mount point entry with hostname or ipv4 address
      enabled = true
      @current_resource.fstype($1)
      @current_resource.options($5)
      Chef::Log.debug("Found mount #{device_fstab} to #{@new_resource.mount_point} in /etc/filesystems")
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}/
      enabled = false
      Chef::Log.debug("Found conflicting mount point #{@new_resource.mount_point} in /etc/filesystems")
    end
  end
  @current_resource.enabled(enabled)
end

#mount_fsObject


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# File 'lib/chef/provider/mount/aix.rb', line 92

def mount_fs
  unless @current_resource.mounted
    mountable?
    command = "mount -v #{@new_resource.fstype}"

    if !(@new_resource.options.nil? || @new_resource.options.empty?)
      command << " -o #{@new_resource.options.join(',')}"
    end

    command << case @new_resource.device_type
               when :device
                 " #{device_real}"
               when :label
                 " -L #{@new_resource.device}"
               when :uuid
                 " -U #{@new_resource.device}"
               end
    command << " #{@new_resource.mount_point}"
    shell_out!(command)
    Chef::Log.debug("#{@new_resource} is mounted at #{@new_resource.mount_point}")
  else
    Chef::Log.debug("#{@new_resource} is already mounted at #{@new_resource.mount_point}")
  end
end

#mounted?Boolean

Returns:

  • (Boolean)

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# File 'lib/chef/provider/mount/aix.rb', line 71

def mounted?
  mounted = false
  shell_out!("mount").stdout.each_line do |line|
    if network_device?
      device_details = device_fstab.split(":")
      search_device = device_details[1]
    else
      search_device = device_fstab_regex
    end
    case line
    when /#{search_device}\s+#{Regexp.escape(@new_resource.mount_point)}/
      mounted = true
      Chef::Log.debug("Special device #{device_logstring} mounted as #{@new_resource.mount_point}")
    when /^[\/\w]+\s+#{Regexp.escape(@new_resource.mount_point)}\s+/
      mounted = false
      Chef::Log.debug("Found conflicting mount point #{@new_resource.mount_point} in /etc/fstab")
    end
  end
  @current_resource.mounted(mounted)
end

#remount_commandObject


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# File 'lib/chef/provider/mount/aix.rb', line 117

def remount_command
  if !(@new_resource.options.nil? || @new_resource.options.empty?)
    "mount -o remount,#{@new_resource.options.join(',')} #{@new_resource.device} #{@new_resource.mount_point}"
  else
    "mount -o remount #{@new_resource.device} #{@new_resource.mount_point}"
  end
end