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Performance improvements

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* Speed up serialization of hostvars by simply using the internal
  dictionary used for cached lookups
* Use blocking gets/puts on queues instead of spin locking
* Merge sequential implicitly created blocks
This commit is contained in:
James Cammarata 2015-08-17 13:45:07 -04:00
parent 1d402ae390
commit e7b2308b66
5 changed files with 57 additions and 42 deletions
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24
lib/ansible/playbook/block.py
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@ -37,12 +37,13 @@ class Block(Base, Become, Conditional, Taggable):
# similar to the 'else' clause for exceptions
#_otherwise = FieldAttribute(isa='list')
def __init__(self, play=None, parent_block=None, role=None, task_include=None, use_handlers=False):
def __init__(self, play=None, parent_block=None, role=None, task_include=None, use_handlers=False, implicit=False):
self._play = play
self._role = role
self._task_include = task_include
self._parent_block = parent_block
self._use_handlers = use_handlers
self._implicit = implicit
self._dep_chain = []
super(Block, self).__init__()
@ -66,22 +67,27 @@ class Block(Base, Become, Conditional, Taggable):
@staticmethod
def load(data, play=None, parent_block=None, role=None, task_include=None, use_handlers=False, variable_manager=None, loader=None):
b = Block(play=play, parent_block=parent_block, role=role, task_include=task_include, use_handlers=use_handlers)
implicit = not Block.is_block(data)
b = Block(play=play, parent_block=parent_block, role=role, task_include=task_include, use_handlers=use_handlers, implicit=implicit)
return b.load_data(data, variable_manager=variable_manager, loader=loader)
@staticmethod
def is_block(ds):
is_block = False
if isinstance(ds, dict):
for attr in ('block', 'rescue', 'always'):
if attr in ds:
is_block = True
break
return is_block
def preprocess_data(self, ds):
'''
If a simple task is given, an implicit block for that single task
is created, which goes in the main portion of the block
'''
is_block = False
for attr in ('block', 'rescue', 'always'):
if attr in ds:
is_block = True
break
if not is_block:
if not Block.is_block(ds):
if isinstance(ds, list):
return super(Block, self).preprocess_data(dict(block=ds))
else: