cfy-coordinator-dbhosts

gistfile1.yml

rtkey="mongod_host_{}".format(ctx.target.instance.id)
try:
  ctx.source.instance.runtime_properties[rtkey]=rtval
  ctx.source.instance.update()
except rest_exceptions.CloudifyClientError as e:
  if 'conflict' in str(e):
    ctx.operation.retry(
      message='Backends updated concurrently, retrying.',
      retry_after=random.randint(1,3))
  else:
    raise