vagrant/plugins/commands/snapshot/command/save.rb

73 lines
2.5 KiB
Ruby

require 'optparse'
module VagrantPlugins
module CommandSnapshot
module Command
class Save < Vagrant.plugin("2", :command)
def execute
options = {}
options[:force] = false
opts = OptionParser.new do |o|
o.banner = "Usage: vagrant snapshot save [options] [vm-name] <name>"
o.separator ""
o.separator "Take a snapshot of the current state of the machine. The snapshot"
o.separator "can be restored via `vagrant snapshot restore` at any point in the"
o.separator "future to get back to this exact machine state."
o.separator ""
o.separator "If no vm-name is given, Vagrant will take a snapshot of"
o.separator "the entire environment with the same snapshot name."
o.separator ""
o.separator "Snapshots are useful for experimenting in a machine and being able"
o.separator "to rollback quickly."
o.on("-f", "--force", "Replace snapshot without confirmation") do |f|
options[:force] = f
end
end
# Parse the options
argv = parse_options(opts)
return if !argv
if argv.empty? || argv.length > 2
raise Vagrant::Errors::CLIInvalidUsage,
help: opts.help.chomp
end
name = argv.pop
with_target_vms(argv) do |vm|
if !vm.provider.capability?(:snapshot_list)
raise Vagrant::Errors::SnapshotNotSupported
end
# In this case, no vm name was given, and we are iterating over the
# entire environment. If a vm hasn't been created yet, we can't list
# its snapshots
if vm.id.nil?
@env.ui.warn(I18n.t("vagrant.commands.snapshot.save.vm_not_created",
name: vm.name))
next
end
snapshot_list = vm.provider.capability(:snapshot_list)
if !snapshot_list.include? name
vm.action(:snapshot_save, snapshot_name: name)
elsif options[:force]
# not a unique snapshot name
vm.action(:snapshot_delete, snapshot_name: name)
vm.action(:snapshot_save, snapshot_name: name)
else
raise Vagrant::Errors::SnapshotConflictFailed
end
end
# Success, exit status 0
0
end
end
end
end
end