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manager, plugin base: control initialization order by plugin

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This commit is contained in:
Jan Vcelak 2013-01-22 16:05:48 +01:00
parent b7d719bfa3
commit dd419bb368
2 changed files with 14 additions and 15 deletions
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24
tuned/plugins/base.py
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@ -29,7 +29,7 @@ class Plugin(object):
self._has_dynamic_options = False
def cleanup(self):
self._destroy_all_instances()
self.destroy_instances()
@property
def name(self):
@ -94,21 +94,23 @@ class Plugin(object):
self._destroy_instance(instance)
del self._instances[instance.name]
def initialize_instance(self, instance):
"""Initialize instance."""
assert(instance._plugin == self)
self._instance_init(instance)
def initialize_instances(self):
"""Initialize all created instances."""
for (instance_name, instance) in self._instances.items():
log.debug("initializing instance %s (%s)" % (instance_name, self.name))
self._instance_init(instance)
def _destroy_instance(self, instance):
log.debug("destroying instance %s (%s)" % (instance.name, self.name))
self.release_devices(instance)
self._instance_cleanup(instance)
def _destroy_all_instances(self):
def destroy_instances(self):
"""Destroy all instances."""
for instance in self._instances.values():
log.debug("destroying instance %s (%s)" % (instance.name, self.name))
self._destroy_instance(instance)
self._instances.clear()
def _destroy_instance(self, instance):
self.release_devices(instance)
self._instance_cleanup(instance)
def _instance_init(self, instance):
raise NotImplementedError()

5
tuned/units/manager.py
View file

@ -61,10 +61,7 @@ class Manager(object):
created_instances.append(new_instance)
plugin.assign_free_devices()
for instance in created_instances:
log.debug("initializing '%s'" % instance.name)
plugin.initialize_instance(instance)
plugin.initialize_instances()
self._instances.extend(created_instances)