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Re-use logic from StrategyBase._load_included_file in StrategyModule.run for free and linear (#36470)

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This improves include_role performance and recursion limits
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Matt Martz 2018-02-21 09:53:15 -06:00 committed by GitHub
parent 7a55fe99ef
commit 10fefc7156
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 18 additions and 11 deletions
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21
lib/ansible/plugins/strategy/__init__.py
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@ -750,6 +750,20 @@ class StrategyBase:
return changed
def _copy_included_file(self, included_file):
'''
A proven safe and performant way to create a copy of an included file
'''
ti_copy = included_file._task.copy(exclude_parent=True)
ti_copy._parent = included_file._task._parent
temp_vars = ti_copy.vars.copy()
temp_vars.update(included_file._args)
ti_copy.vars = temp_vars
return ti_copy
def _load_included_file(self, included_file, iterator, is_handler=False):
'''
Loads an included YAML file of tasks, applying the optional set of variables.
@ -763,10 +777,7 @@ class StrategyBase:
elif not isinstance(data, list):
raise AnsibleError("included task files must contain a list of tasks")
ti_copy = included_file._task.copy(exclude_parent=True)
ti_copy._parent = included_file._task._parent
temp_vars = ti_copy.vars.copy()
temp_vars.update(included_file._args)
ti_copy = self._copy_included_file(included_file)
# pop tags out of the include args, if they were specified there, and assign
# them to the include. If the include already had tags specified, we raise an
# error so that users know not to specify them both ways
@ -781,8 +792,6 @@ class StrategyBase:
display.deprecated("You should not specify tags in the include parameters. All tags should be specified using the task-level option")
included_file._task.tags = tags
ti_copy.vars = temp_vars
block_list = load_list_of_blocks(
data,
play=iterator._play,

5
lib/ansible/plugins/strategy/free.py
View file

@ -193,10 +193,9 @@ class StrategyModule(StrategyBase):
display.debug("collecting new blocks for %s" % included_file)
try:
if included_file._is_role:
new_ir = included_file._task.copy()
new_ir.vars.update(included_file._args)
new_ir = self._copy_included_file(included_file)
new_blocks, handler_blocks = included_file._task.get_block_list(
new_blocks, handler_blocks = new_ir.get_block_list(
play=iterator._play,
variable_manager=self._variable_manager,
loader=self._loader,

3
lib/ansible/plugins/strategy/linear.py
View file

@ -324,8 +324,7 @@ class StrategyModule(StrategyBase):
# list of noop tasks, to make sure that they continue running in lock-step
try:
if included_file._is_role:
new_ir = included_file._task.copy()
new_ir.vars.update(included_file._args)
new_ir = self._copy_included_file(included_file)
new_blocks, handler_blocks = new_ir.get_block_list(
play=iterator._play,