import os
import base64
from planetstack.config import Config
from observer.syncstep import SyncStep

class SyncExternalRoutes(SyncStep):
	# XXX what does this provide?
	requested_interval = 86400 # This step is slow like a pig. Let's run it infrequently

	def __init__(self):
		pass

	def call(self):
		routes = self.driver.get_external_routes()
		subnets = self.driver.shell.quantum.list_subnets()['subnets']
		for subnet in subnets:
			try:
				self.driver.add_external_route(subnet, routes)
			except:
				logger.log_exc("failed to add external route for subnet %s" % subnet)