class Fission::Command::SnapshotRevert

Public Instance Methods

execute() click to toggle source
Calls superclass method Fission::Command#execute
# File lib/fission/command/snapshot_revert.rb, line 5
def execute
  super
  incorrect_arguments unless @args.count == 2

  vm = VM.new @args[0]
  snap_name = @args[1]

  output "Reverting to snapshot '#{snap_name}'"
  response = vm.revert_to_snapshot snap_name

  if response.successful?
    output "Reverted to snapshot '#{snap_name}'"
  else
    output_and_exit "There was an error reverting to the snapshot.  The error was:\n#{response.message}", response.code
  end
end
option_parser() click to toggle source
# File lib/fission/command/snapshot_revert.rb, line 22
def option_parser
  optparse = OptionParser.new do |opts|
    opts.banner = "Usage: fission snapshot revert TARGET_VM TARGET_SNAPSHOT"
    opts.separator ''
    opts.separator 'Reverts TARGET_VM to TARGET_SNAPSHOT'
  end

  optparse
end
summary() click to toggle source
# File lib/fission/command/snapshot_revert.rb, line 32
def summary
  'Revert a VM to a snapshot'
end