Class | VirtP2V::FixedBlockDevice |
In: |
lib/virt-p2v/blockdevice.rb
lib/virt-p2v/blockdevice.rb |
Parent: | Object |
device | [R] | |
device | [R] | |
size | [R] | |
size | [R] |
# File lib/virt-p2v/blockdevice.rb, line 29 29: def self.[](device) 30: raise NoSuchDeviceError unless @@devices.has_key?(device) 31: 32: @@devices[device] 33: end
# File lib/virt-p2v/blockdevice.rb, line 29 29: def self.[](device) 30: raise NoSuchDeviceError unless @@devices.has_key?(device) 31: 32: @@devices[device] 33: end
# File lib/virt-p2v/blockdevice.rb, line 37 37: def initialize(device) 38: size = 0 39: begin 40: # Get the device size, in blocks 41: File.open("/sys/block/#{device}/size") \ 42: { |size_f| size = Integer(size_f.gets.chomp) } 43: 44: # Get the size in bytes by multiplying by the block size 45: File.open("/sys/block/#{device}/queue/logical_block_size") \ 46: { |size_f| size *= Integer(size_f.gets.chomp) } 47: rescue Errno::ENOENT 48: # Unlikely, but not fatal 49: end 50: 51: raise InvalidDevice if size == 0 52: 53: # cciss device /dev/cciss/c0d0 will be cciss!c0d0 under /sys/block 54: @device = device.gsub("!", "/") 55: @size = size 56: @@devices[@device] = self 57: end
# File lib/virt-p2v/blockdevice.rb, line 37 37: def initialize(device) 38: size = 0 39: begin 40: # Get the device size, in blocks 41: File.open("/sys/block/#{device}/size") \ 42: { |size_f| size = Integer(size_f.gets.chomp) } 43: 44: # Get the size in bytes by multiplying by the block size 45: File.open("/sys/block/#{device}/queue/logical_block_size") \ 46: { |size_f| size *= Integer(size_f.gets.chomp) } 47: rescue Errno::ENOENT 48: # Unlikely, but not fatal 49: end 50: 51: raise InvalidDevice if size == 0 52: 53: # cciss device /dev/cciss/c0d0 will be cciss!c0d0 under /sys/block 54: @device = device.gsub("!", "/") 55: @size = size 56: @@devices[@device] = self 57: end