def validate(cls, expression):
if not isinstance(expression, str):
raise exc.JinjaEvaluationException("Unsupported type '%s'." %
type(expression))
try:
parser = jinja_parse.Parser(cls._env, expression, state='variable')
parser.parse_expression()
except jinja2.exceptions.TemplateError as e:
raise exc.JinjaGrammarException("Syntax error '%s'." % str(e))
def runner_on_ok(self, host, res):
if (C.CACHE_PLUGIN_CONNECTION is None
or os.getenv("ANSIBLE_PERSIST_VARIABLES_DISABLE") is not None):
return
if self.task:
if self.task.register and self.task.register == "hlm_notify_set_persistent_facts_to_false":
# Get hlm_notify variables from SETUP_CACHE and set changed to False
update_dict = {}
prefix_to_set_false = HLM_PREFIX
if 'hlm_notify_set_false_prefix' in self.playbook.VARS_CACHE[
host].keys():
prefix = self.playbook.VARS_CACHE[host].pop(
'hlm_notify_set_false_prefix')
prefix_to_set_false = prefix if prefix.startswith(
HLM_PREFIX) else HLM_PREFIX
for key in self.playbook.SETUP_CACHE[host].keys():
if key.startswith(prefix_to_set_false
) and not key.endswith(".deleted"):
new_state = deepcopy(
self.playbook.SETUP_CACHE[host][key])
if new_state.get("changed", True):
new_state["changed"] = False
update_dict[key] = new_state
if update_dict:
res.update(update_dict)
self._update_hash(res, "ansible_facts", update_dict)
elif self.task.register and self.task.register.startswith(
HLM_PREFIX):
my_host = self._get_target_host(host)
if res.get('changed'):
# save the facts immediately in case there is an exception elsewhere
self._update_hash(self.playbook.SETUP_CACHE, my_host,
{self.task.register: res})
if my_host == host:
# return a copy of the result data for ansible to save as well when
# it writes down facts after the task is complete on all hosts
result = {
k: v
for k, v in res.items() if k != 'ansible_facts'
}
self._update_hash(res, 'ansible_facts',
{self.task.register: result})
else:
previous_state = self.playbook.SETUP_CACHE[my_host].get(
self.task.register, None)
if previous_state:
res.update(previous_state)
result = {
k: v
for k, v in res.items() if k != 'ansible_facts'
}
self._update_hash(res, 'ansible_facts',
{self.task.register: result})
if self.task.when:
if isinstance(self.task.when, list):
when = None
for elem in self.task.when:
if HLM_PREFIX in elem:
when = elem
else:
when = self.task.when if HLM_PREFIX in self.task.when else None
if when:
# Mark saved variable for removal from persistent cache at end of run
# if check is "is defined"
my_host = self._get_target_host(host)
envir = environment.Environment()
when = when.replace('{{', '')
when = when.replace('}}', '')
parse = parser.Parser(envir, when, state='variable')
expr = parse.parse_expression()
deleted_keys = {}
for key in search_node(expr):
deleted_keys["%s.deleted" % key] = True
self._update_hash(res, 'ansible_facts', deleted_keys)
# If delegating task, mark persisted facts for deletion on node to which
# you're delegating
if my_host != host:
self._update_hash(self.playbook.SETUP_CACHE, my_host,
deleted_keys)
