Sha256: 0ee72959571936445fe35c8a47cb6b8070a1251a7ae7f305b8c5d0943db9aa28
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Versions: 9
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Contents
require 'timeout'
require "log4r"
module VagrantPlugins
module Skytap
module Action
# Extends the builtin WaitForCommunicator action to retry on
# "network unreachable" errors, which can sometimes occur when
# a Skytap environment is started.
class WaitForCommunicator < Vagrant::Action::Builtin::WaitForCommunicator
def initialize(app, env, states=nil)
super
@logger = Log4r::Logger.new("vagrant_skytap::action::wait_for_communicator")
end
alias_method :builtin_action_call, :call
def call(env)
# The SSH communicator handles certain exceptions by raising a
# corresponding VagrantError which can be handled gracefully,
# i.e. by the #wait_for_ready method, which continues to retry
# until the boot_timeout expires.
#
# The communicator does a limited number of retries for
# Errno::ENETUNREACH, but then allows the exception to bubble up
# to the user. Here we swallow this exception and essentially
# retry the original WaitForCommunicator action.
begin
Timeout.timeout(env[:machine].config.vm.boot_timeout) do
while true do
begin
# TODO Is there a clean way to just invoke the built-in action?
break builtin_action_call(env)
rescue Errno::ENETUNREACH
@logger.info("Rescued Errno::ENETUNREACH and retrying original WaitForCommunicator action.")
env[:ui].detail("Warning: The network was unreachable. Retrying...")
end
return if env[:interrupted]
end
end
rescue Timeout::Error
raise Vagrant::Errors::VMBootTimeout
end
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems