Make throttle optional

Tasks did not have the concept of throttling prior to ansible 2.9 so if
we want to allow this to be re-used with older versions then we need to
skip the throttling code if task doesn't contain the throttle attribute.
This will help if we want to backport this for upgrades.

Change-Id: I01f6e3a69dec25ec69782c087d6b81ce3f33e6c0
(cherry picked from commit ee3c9c841e)
This commit is contained in:
Alex Schultz 2020-06-05 13:31:18 -06:00 committed by Emilien Macchi
parent d19ec34222
commit 9d6e68759a
1 changed files with 11 additions and 8 deletions

View File

@ -165,14 +165,17 @@ class StrategyModule(BASE.TripleoBase):
task_vars = self._variable_manager.get_vars(**vars_params)
templar = Templar(loader=self._loader, variables=task_vars)
try:
throttle = int(templar.template(task.throttle))
except Exception as e:
raise AnsibleError("Failed to throttle: {}".format(e),
obj=task._df,
orig_exc=e)
if self._check_throttle(throttle, task):
raise TripleoFreeBreak()
# if task has a throttle attribute, check throttle e.g. ansible > 2.9
throttle = getattr(task, 'throttle', None)
if throttle is not None:
try:
throttle = int(templar.template(throttle))
except Exception as e:
raise AnsibleError("Failed to throttle: {}".format(e),
obj=task._df,
orig_exc=e)
if self._check_throttle(throttle, task):
raise TripleoFreeBreak()
# _blocked_hosts is used in the base strategy to keep track of hosts in
# that have tasks in queue