Class: EC2::Platform::Solaris::Image

Inherits:
Object
  • Object
show all
Defined in:
lib/ec2/platform/solaris/image.rb

Overview

This class encapsulate functionality to create an file loopback image from a volume. The image is created using mkfile. Sub-directories of the volume, including mounts of local filesystems, are copied to the image. Symbolic links are preserved wherever possible.

Constant Summary collapse

EXCLUDES = 
[ '/mnt' ]
WORKSPACE = 
'/mnt/ec2-bundle-workspace'
MOUNT = 
File.join( WORKSPACE, 'mnt' )
ARCHIVE = 
File.join( WORKSPACE, 'archive' )
PROFILING = 
true
RETRIES = 
5
DELAY = 
10

Instance Method Summary collapse

Constructor Details

#initialize(volume, filename, size, exclude, includes, filter, vfstab = nil, part_type = nil, arch = nil, script = nil, debug = false) ⇒ Image

———————————————————————#



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# File 'lib/ec2/platform/solaris/image.rb', line 54

def initialize( volume,             # path to volume to be bundled
                filename,           # name of image file to create
                size,               # size of image file in MB
                exclude,            # list of directories to exclude
                includes,           # This does absolutely nothing on solaris - warrenr
                filter,             # Same as above - warrenr
                vfstab=nil,         # file system table to use
                part_type=nil,      # Disk partition type: MBR/GPT etc
                arch=nil,           # Architecture of the bundled volume
                script=nil,         # Post-cloning customization script
                debug = false )
  @volume = volume
  @filename = filename
  @size = size
  @exclude = exclude
  @debug = debug
  @arch = arch
  @script = script
  self.set_partition_type( part_type )
  if vfstab.nil? or vfstab == :legacy
    @vfstab = EC2::Platform::Solaris::Fstab::DEFAULT
  elsif File.exists? vfstab
    @vfstab = IO.read(vfstab)
  else
    @vfstab = vfstab
  end

  # Exclude the workspace if it is in the volume being bundled.
  @exclude << WORKSPACE if( WORKSPACE.index(volume) == 0 )
end

Instance Method Details

#make ⇒ Object

———————————————————————# Clone a running volume into a bootable Amazon Machine Image.



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# File 'lib/ec2/platform/solaris/image.rb', line 97

def make
  begin
    announce( "Cloning #{@volume} into image file #{@filename}...", true)
    announce( 'Excluding: ', true )
    @exclude.each { |x| announce( "\t #{x}", true ) }
    archive
    prepare
    replicate
  ensure
    cleanup
  end
end

#set_partition_type(input) ⇒ Object

———————————————————————#



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# File 'lib/ec2/platform/solaris/image.rb', line 86

def set_partition_type( input )
  input ||= EC2::Platform::PartitionType::NONE
  if input == EC2::Platform::PartitionType::NONE
    @part_type = EC2::Platform::PartitionType::NONE
  else
    raise NotImplementedError, "Disk images not supported for Solaris"
  end
end