Class: Chef::Provider::Mount::Solaris

Inherits:
Chef::Provider::Mount show all
Extended by:
Forwardable
Defined in:
lib/chef/provider/mount/solaris.rb

Overview

Mount Solaris File systems

Constant Summary collapse

VFSTAB = 
'/etc/vfstab'.freeze

Constants included from Mixin::ShellOut

Mixin::ShellOut::DEPRECATED_OPTIONS

Instance Attribute Summary

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 Chef::Provider::Mount

#action_disable, #action_enable, #action_mount, #action_remount, #action_umount, #initialize, #whyrun_supported?

Methods included from Mixin::Command

#chdir_or_tmpdir, #handle_command_failures, #output_of_command, #run_command, #run_command_and_return_stdout_stderr, #run_command_with_systems_locale

Methods included from Mixin::Command::Windows

#popen4

Methods included from Mixin::Command::Unix

#popen4

Methods inherited from Chef::Provider

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

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::Mount

Instance Method Details

#define_resource_requirements ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 52

def define_resource_requirements
  requirements.assert(:mount, :remount) do |a|
    a.assertion { !device_should_exist? || ::File.exist?(device) }
    a.failure_message(Chef::Exceptions::Mount, "Device #{device} does not exist")
    a.whyrun("Assuming device #{device} would have been created")
  end

  unless fsck_device == '-'
    requirements.assert(:mount, :remount) do |a|
      a.assertion { ::File.exist?(fsck_device) }
      a.failure_message(Chef::Exceptions::Mount, "Device #{fsck_device} does not exist")
      a.whyrun("Assuming device #{fsck_device} would have been created")
    end
  end

  requirements.assert(:mount, :remount) do |a|
    a.assertion { ::File.exist?(mount_point) }
    a.failure_message(Chef::Exceptions::Mount, "Mount point #{mount_point} does not exist")
    a.whyrun("Assuming mount point #{mount_point} would have been created")
  end
end

#disable_fs ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 105

def disable_fs
  contents, found = delete_vfstab_entry

  if found
    vfstab_write(contents.reverse)
  else
    # this is likely some kind of internal error, since we should only call disable_fs when there
    # the filesystem we want to disable is enabled.
    Chef::Log.warn("#{new_resource} did not find the mountpoint to disable in the vfstab")
  end
end

#enable_fs ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 95

def enable_fs
  unless mount_options_unchanged?
    # we are enabling because our options have changed, so disable first then re-enable.
    # XXX: this should be refactored to be the responsibility of the caller
    disable_fs if current_resource.enabled
  end

  vfstab_write(merge_vfstab_entry)
end

#enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/mount/solaris.rb', line 142

def enabled?
  read_vfstab_status[0]
end

#etc_tempfile {|Tempfile.open('vfstab', '/etc')| ... } ⇒ Object

Yields:



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

def etc_tempfile
  yield Tempfile.open('vfstab', '/etc')
end

#load_current_resource ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 43

def load_current_resource
  @current_resource = Chef::Resource::Mount.new(new_resource.name)
  current_resource.mount_point(mount_point)
  current_resource.device(device)
  current_resource.fsck_device(fsck_device)
  current_resource.device_type(device_type)
  update_current_resource_state
end

#mount_fs ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 74

def mount_fs
  actual_options = options || []
  actual_options.delete('noauto')
  command = "mount -F #{fstype}"
  command << " -o #{actual_options.join(',')}" unless actual_options.empty?
  command << " #{device} #{mount_point}"
  shell_out!(command)
end

#mount_options_unchanged? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/mount/solaris.rb', line 121

def mount_options_unchanged?
  new_options = options_remove_noauto(options)
  current_options = options_remove_noauto(current_resource.nil? ? nil : current_resource.options)

  current_resource.fsck_device == fsck_device &&
    current_resource.fstype == fstype &&
    current_options == new_options &&
    current_resource.dump == dump &&
    current_resource.pass == pass &&
    current_resource.options.include?('noauto') == !mount_at_boot?
end

#mounted? ⇒ Boolean

Check for the device in mounttab. <device> on <mountpoint> type <fstype> <options> on <date> /dev/dsk/c1t0d0s0 on / type ufs read/write/setuid/devices/intr/largefiles/logging/xattr/onerror=panic/dev=700040 on Tue May 1 11:33:55 2012

Returns:

  • (Boolean) 


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# File 'lib/chef/provider/mount/solaris.rb', line 149

def mounted?
  mounted = false
  shell_out!('mount -v').stdout.each_line do |line|
    case line
    when /^#{device_regex}\s+on\s+#{Regexp.escape(mount_point)}\s+/
      Chef::Log.debug("Special device #{device} is mounted as #{mount_point}")
      mounted = true
    when /^([\/\w]+)\son\s#{Regexp.escape(mount_point)}\s+/
      Chef::Log.debug("Special device #{Regexp.last_match[1]} is mounted as #{mount_point}")
      mounted = false
    end
  end
  mounted
end

#remount_fs ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 87

def remount_fs
  # FIXME: Should remount always do the remount or only if the options change?
  actual_options = options || []
  actual_options.delete('noauto')
  mount_options = actual_options.empty? ? '' : ",#{actual_options.join(',')}" 
  shell_out!("mount -o remount#{mount_options} #{mount_point}")
end

#umount_fs ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 83

def umount_fs
  shell_out!("umount #{mount_point}")
end

#update_current_resource_state ⇒ Object 



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# File 'lib/chef/provider/mount/solaris.rb', line 133

def update_current_resource_state
  current_resource.mounted(mounted?)
  (enabled, fstype, options, pass) = read_vfstab_status
  current_resource.enabled(enabled)
  current_resource.fstype(fstype)
  current_resource.options(options)
  current_resource.pass(pass)
end