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Versions: 12
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Contents
require "log4r"
require "digest/md5"
module VagrantPlugins
module ProviderVirtualBox
module Action
class PrepareCloneSnapshot
def initialize(app, env)
@app = app
@logger = Log4r::Logger.new("vagrant::action::vm::prepare_clone")
end
def call(env)
if !env[:clone_id]
@logger.info("no clone master, not preparing clone snapshot")
return @app.call(env)
end
# If we're not doing a linked clone, snapshots don't matter
if !env[:machine].provider_config.linked_clone
return @app.call(env)
end
# We lock so that we don't snapshot in parallel
lock_key = Digest::MD5.hexdigest("#{env[:clone_id]}-snapshot")
env[:machine].env.lock(lock_key, retry: true) do
prepare_snapshot(env)
end
# Continue
@app.call(env)
end
protected
def prepare_snapshot(env)
name = env[:machine].provider_config.linked_clone_snapshot
name_set = !!name
name = "base" if !name
env[:clone_snapshot] = name
# Get the snapshots. We're done if it already exists
snapshots = env[:machine].provider.driver.list_snapshots(env[:clone_id])
if snapshots.include?(name)
@logger.info("clone snapshot already exists, doing nothing")
return
end
# If they asked for a specific snapshot, it is an error
if name_set
# TODO: Error
end
@logger.info("Creating base snapshot for master VM.")
env[:machine].provider.driver.create_snapshot(
env[:clone_id], name) do |progress|
env[:ui].rewriting do |ui|
ui.clear_line
ui.report_progress(progress, 100, false)
end
end
end
end
end
end
end
Version data entries
12 entries across 12 versions & 3 rubygems