def __init__(self):
# TODO: use the regular way to super
self.super = super(
type(self), self
) # magic proxy (like shown in the TractorSiteStatusFilter.py example)
self.super.__init__()
self._filter_selector = FILTER_SELECTOR
# we need to store information per reference that we can pass to
# individual site status filter plugins and modify from within any method
self._persistent_data = {}
self._plugins = Plugins()
def reload_selector():
_LOG.info("Reloading FILTER_SELECTOR...")
import jobtronaut.constants
reload(jobtronaut.constants)
from jobtronaut.constants import FILTER_SELECTOR
self._filter_selector = FILTER_SELECTOR
# site status filters are called frequently, so don't perform a rediscovery of plugins and a selector
# reload all the time
self._plugins_initialize = CallIntervalLimiter(
self._plugins.initialize, interval=60)
self._reload_selector = CallIntervalLimiter(reload_selector,
interval=60)
def test_task(self):
""" check if we get the task class we would expect """
for task_name in tasks.TASKS_DICT:
self.assertEqual(Plugins().task(task_name).__name__,
tasks.TASKS_DICT[task_name].__name__)
with self.assertRaises(KeyError) as context:
Plugins().task("NonExistingTask")
self.assertIn("No task found for", context.exception.message)
def test_initialize(self):
""" check if initialize clears the cache properly """
with patch("jobtronaut.author.plugins.PLUGIN_PATH", new=[]):
self.assertNotEqual([], sorted(Plugins().tasks))
self.assertNotEqual([], sorted(Plugins().processors))
Plugins().initialize()
self.assertListEqual([], sorted(Plugins().tasks))
self.assertListEqual([], sorted(Plugins().processors))
def test_processor(self):
""" check if we get the processor class we would expect """
for processor_name in processors.PROCESSORS_DICT:
self.assertEqual(
Plugins().processor(processor_name).__name__,
processors.PROCESSORS_DICT[processor_name].__name__)
with self.assertRaises(KeyError) as context:
Plugins().processor("NonExistingProcessor")
self.assertIn("No processor found for", context.exception.message)
def test_sitestatusfilter(self):
""" check if we get the processor class we would expect """
for filter_name in sitestatusfilters.FILTERS_DICT:
self.assertEqual(
Plugins().sitestatusfilter(filter_name).__name__,
sitestatusfilters.FILTERS_DICT[filter_name].__name__)
with self.assertRaises(KeyError) as context:
Plugins().sitestatusfilter("NonExistingFilter")
self.assertIn("No sitestatusfilter found for",
context.exception.message)
def test_plugin(self):
""" check if we get the plugin class we expect """
plugins = processors.PROCESSORS_DICT.copy()
plugins.update(tasks.TASKS_DICT)
for plugin_name in plugins:
self.assertEqual(Plugins().plugin(plugin_name).__name__,
plugins[plugin_name].__name__)
with self.assertRaises(KeyError) as context:
Plugins().plugin("NonExistingPlugin")
self.assertIn("No plugin found for", context.exception.message)
def append_jobtronaut_plugins_to_menu(menu):
from jobtronaut.author.plugins import Plugins
tasks = Plugins().tasks
processors = Plugins().processors
for name in sorted(tasks):
menu.append("/Tasks/{}".format(name),
functools.partial(JobtronautTask, name, name),
searchText=name)
for name in sorted(processors):
menu.append("/Processors/{}".format(name),
functools.partial(JobtronautProcessor, name, name),
searchText=name)
def test_get_module_path(self):
""" check if we properly get the module path from where the plugin was sourced """
for task_name in tasks.TASKS_DICT.keys():
self.assertEqual(tasks.__file__,
Plugins().get_module_path(task_name))
for processor_name in processors.PROCESSORS_DICT.keys():
self.assertEqual(processors.__file__,
Plugins().get_module_path(processor_name))
for filter_name in sitestatusfilters.FILTERS_DICT.keys():
self.assertEqual(sitestatusfilters.__file__,
Plugins().get_module_path(filter_name))
def test_get(self):
with self.assertRaises(AssertionError) as context:
TaskWithOverrides("CmdTaskFixture").get()
self.assertEqual("No Task overrides defined.",
context.exception.message)
with self.assertRaises(AssertionError) as context:
TaskWithOverrides("CmdTaskFixture", required=["not_working"]).get()
self.assertIn(
"No attribute found for required, closest matches are " +
"['required_tasks', 'required_arguments']",
context.exception.message)
_task = TaskWithOverrides(
"CmdTaskFixture", title="A Task based on CmdTaskFixture").get()
# testing identity (the overridden task should be unique)
from jobtronaut.author.plugins import Plugins
self.assertFalse(_task is Plugins().task("CmdTaskFixture"))
# testing the attributes
self.assertEqual("CmdTaskFixtureOverriden", _task.__name__)
self.assertHasAttribute(_task, "_has_overrides")
self.assertEqual("A Task based on CmdTaskFixture", _task.title)
self.assertEqual(["linux64"], _task.services)
def add_code_nodules(self, plugin):
code_plug = Gaffer.StringPlug("source", defaultValue=inspect.getsource(plugin))
Gaffer.Metadata.registerPlugValue(code_plug, "nodule:type", "")
Gaffer.Metadata.registerValue(
code_plug, "layout:section", "Code"
)
Gaffer.Metadata.registerValue(
code_plug,
"plugValueWidget:type", "GafferUI.MultiLineStringPlugValueWidget"
)
Gaffer.Metadata.registerValue(
code_plug,
"multiLineStringPlugValueWidget:role", "code"
)
Gaffer.Metadata.registerValue(
code_plug,
"layout:section:Settings.Code:summary",
"Information about the source code of this plugin."
)
Gaffer.MetadataAlgo.setReadOnly(code_plug, True)
self.addChild(code_plug)
module_plug = Gaffer.StringPlug("module", defaultValue=Plugins().get_module_path(self.type_plug.getValue()))
Gaffer.Metadata.registerValue(
module_plug, "layout:section", "Code"
)
Gaffer.MetadataAlgo.setReadOnly(module_plug, True)
self.addChild(module_plug)
def test_plugins(self):
""" check if available plugins match the ones we provide """
self.assertListEqual(
sorted(tasks.TASKS_DICT.keys() +
processors.PROCESSORS_DICT.keys() +
sitestatusfilters.FILTERS_DICT.keys()),
sorted(Plugins().plugins))
def test_initialize_with_duplicates(self):
""" check if the duplicates detection works as expected """
with patch("jobtronaut.author.plugins.PLUGIN_PATH",
new=[
os.path.dirname(processors.__file__),
os.path.join(os.path.dirname(processors.__file__),
"duplicates")
]):
# ensure that we raise an error if we find duplicates
with self.assertRaises(AssertionError) as context:
Plugins().initialize()
self.assertIn("names are unique", context.exception.message)
Plugins().initialize(ignore_duplicates=True)
def test_plugin_class(self):
for processor in processors.PROCESSORS_DICT.keys():
self.assertEqual(Plugins().plugin_class(processor), "Processor")
for task in tasks.TASKS_DICT.keys():
self.assertEqual(Plugins().plugin_class(task), "Task")
for sitestatusfilter in sitestatusfilters.FILTERS_DICT.keys():
self.assertEqual(Plugins().plugin_class(sitestatusfilter),
"SiteStatusFilter")
with self.assertRaises(AssertionError) as context:
Plugins().plugin_class("NonExistingPlugin")
self.assertIn("Plugin NonExistingPlugin could not",
context.exception.message)
def test_modify(self):
root_task, arguments = tasks.TASKS_DICT.keys()[0], {"uno": [1, 2, 3], "dos": 2, "tres": 3}
for task in Plugins().tasks.values():
task.flags = task.Flags.PER_ELEMENT
task.cmd = lambda x: ["/bin/echo", "Hello World"]
task.tags = ["foo", "bar"]
job = Job(root_task, arguments)
# add idx attribute to each command to differentiate them and
# refer to them by number later in the test
for idx, cmd in enumerate(job.flat_hierarchy["cmds"]):
cmd.MEMBERS.append("idx")
cmd.idx = idx
def _get_attribute_listed(job, type, attribute):
return [_.attributeByName.get(attribute).value for _ in job.flat_hierarchy[type]]
job.modify_cmds(predicate=False, attribute="tags", value=["foobar"])
self.assertListEqual(
[["foo", "bar"], ["foo", "bar"], ["foo", "bar"]],
_get_attribute_listed(job, "cmds", "tags")
)
job.modify_cmds(predicate=True, attribute="tags", value=["foobar"])
self.assertListEqual(
[["foobar"], ["foobar"], ["foobar"]],
_get_attribute_listed(job, "cmds", "tags")
)
job.modify_cmds(predicate=lambda x: x.idx != 0, attribute="tags", value=["bar", "foo"])
self.assertListEqual(
[["foobar"], ["bar", "foo"], ["bar", "foo"]],
_get_attribute_listed(job, "cmds", "tags")
)
job.modify_cmds(predicate=lambda x: x.idx != 2, attribute="tags", value=["barfoo"])
self.assertListEqual(
[["barfoo"], ["barfoo"], ["bar", "foo"]],
_get_attribute_listed(job, "cmds", "tags")
)
job.modify_cmds(predicate=lambda x: x.idx != 2, attribute="tags", value=lambda x: [["zero"], ["one"]][x.idx])
self.assertListEqual(
[["zero"], ["one"], ["bar", "foo"]],
_get_attribute_listed(job, "cmds", "tags")
)
def test_stop_traversal(self):
""" check if stop_traversal will prevent task creation """
root_task, arguments = tasks.TASKS_DICT.keys()[0], {"uno": [1, 2, 3], "dos": 2, "tres": 3}
for task in Plugins().tasks.values():
task.cmd = lambda x: ["/bin/echo", "Hello World"]
task.flags = tasks.Task.Flags.PER_ELEMENT
job = Job(root_task, arguments)
self.assertEqual(len(job.flat_hierarchy["tasks"]), 4)
for task in Plugins().tasks.values():
task.stop_traversal = lambda x: x.arguments.uno.processed == 2
job = Job(root_task, arguments)
self.assertEqual(len(job.flat_hierarchy["tasks"]), 3)
self.assertTrue("Elements 2" not in " ".join([_.title for _ in job.flat_hierarchy["tasks"]]))
for task in Plugins().tasks.values():
task.stop_traversal = lambda x: x.arguments.uno.processed in [1, 2, 3]
job = Job(root_task, arguments)
self.assertEqual(len(job.flat_hierarchy["tasks"]), 1)
self.assertTrue("Elements" not in " ".join([_.title for _ in job.flat_hierarchy["tasks"]]))
def test_get_all_arguments(self):
""" check if we will get all arguments a task will consume correctly """
all_arguments = list(
set([
item for sublist in tasks.PROCESSOR_SCOPE for item in sublist
]))
for i, task_name in enumerate(sorted(tasks.TASKS_DICT.keys())):
if i != 0: # we expect the first task will get all other available tasks as required
all_arguments = [_ for _ in tasks.PROCESSOR_SCOPE[i]]
expected_arguments = list(set(all_arguments))
self.assertListEqual(
Plugins().get_all_arguments(task_name),
list(set([_.split(".")[0] for _ in expected_arguments])))
def __init__(self, name, task_name):
super(JobtronautTask, self).__init__(name)
Gaffer.Metadata.registerValue(self.__class__, "nodeGadget:color", _TASK_COLOR)
in_plug = GafferDispatch.TaskNode.TaskPlug("in", Gaffer.Plug.Direction.In)
Gaffer.Metadata.registerPlugValue(in_plug, "nodule:type", "GafferUI::StandardNodule")
Gaffer.Metadata.registerPlugValue(in_plug, "nodule:color", _TASK_IN_OUT_COLOR)
Gaffer.Metadata.registerPlugValue(in_plug, "noduleLayout:section", "top")
Gaffer.Metadata.registerPlugValue(in_plug, "plugValueWidget:type", "")
self.addChild(in_plug)
self.type_plug = self.getChild("type")
if not self.type_plug:
self.type_plug = Gaffer.StringPlug("type", Gaffer.Plug.Direction.In)
self.addChild(self.type_plug)
self.type_plug.setValue(task_name)
Gaffer.MetadataAlgo.setReadOnly(self.type_plug, True)
Gaffer.Metadata.registerPlugValue(self.type_plug, "nodule:type", "")
plugin = Plugins().task(task_name)
Gaffer.Metadata.registerValue(self, "description", plugin.description)
expansions = get_expand_task_names(plugin)
for expansion in expansions:
expand_plug = GafferDispatch.TaskNode.TaskPlug(expansion.root, Gaffer.Plug.Direction.Out)
Gaffer.Metadata.registerPlugValue(expand_plug, "nodule:type", "GafferUI::StandardNodule")
Gaffer.Metadata.registerPlugValue(expand_plug, "nodule:color", _TASK_IN_OUT_COLOR)
Gaffer.Metadata.registerPlugValue(expand_plug, "noduleLayout:section", "right")
Gaffer.Metadata.registerPlugValue(expand_plug, "plugValueWidget:type", "")
self.addChild(expand_plug)
for argument in expansion.arguments:
arguments_plug = ArgumentsPlug(argument, Gaffer.Plug.Direction.Out)
Gaffer.Metadata.registerPlugValue(arguments_plug, "nodule:type", "GafferUI::StandardNodule")
Gaffer.Metadata.registerPlugValue(arguments_plug, "nodule:color", _ARGUMENTS_COLOR)
Gaffer.Metadata.registerPlugValue(arguments_plug, "noduleLayout:section", "right")
Gaffer.Metadata.registerPlugValue(arguments_plug, "plugValueWidget:type", "")
Gaffer.Metadata.registerPlugValue(arguments_plug, "connectionGadget:color", _ARGUMENTS_CONNECTION_COLOR)
self.addChild(arguments_plug)
self.add_code_nodules(plugin)
class TractorSiteStatusFilter(TrStatusFilter):
""" Delegate all filter methods to our plugin or fallback to default implementation """
def __init__(self):
# TODO: use the regular way to super
self.super = super(
type(self), self
) # magic proxy (like shown in the TractorSiteStatusFilter.py example)
self.super.__init__()
self._filter_selector = FILTER_SELECTOR
# we need to store information per reference that we can pass to
# individual site status filter plugins and modify from within any method
self._persistent_data = {}
self._plugins = Plugins()
def reload_selector():
_LOG.info("Reloading FILTER_SELECTOR...")
import jobtronaut.constants
reload(jobtronaut.constants)
from jobtronaut.constants import FILTER_SELECTOR
self._filter_selector = FILTER_SELECTOR
# site status filters are called frequently, so don't perform a rediscovery of plugins and a selector
# reload all the time
self._plugins_initialize = CallIntervalLimiter(
self._plugins.initialize, interval=60)
self._reload_selector = CallIntervalLimiter(reload_selector,
interval=60)
def _delegate(self,
function,
function_args=(),
function_kwargs={},
keep_cache=False):
""" handle function call delegation to plugin """
self._reload_selector()
_LOG.debug("Delegating `{}`".format(function.__name__))
if function.__name__.endswith("State"):
selector = lambda: self._filter_selector(function_args[
0], None) # -> pass `stateDict` and no cmd
else:
selector = lambda: self._filter_selector({}, function_args[
0]) # -> pass cmd and empty stateDict
try:
plugin_names = selector()
except:
_LOG.error(
"Calling filter selector failed. Unable to delegate to any plugin.",
exc_info=True)
plugin_names = []
plugin = None
if plugin_names:
if isinstance(plugin_names, basestring):
plugin_names = [plugin_names]
# enforce bypassing the plugin cache to ensure implemented sites status filter methods
# are always up to date
if ENABLE_PLUGIN_CACHE and not keep_cache:
self._plugins_initialize()
for plugin_name in plugin_names:
try:
plugin = self._plugins.sitestatusfilter(plugin_name)(
persistent_data=self._persistent_data)
# as the plugin inherits from TrSiteStatusFilter there should always be the actual filter function
func = getattr(plugin, function.__name__)
break
except KeyError:
# fallback to original implementation if the plugin can't be found
_LOG.error(
"Unable to find site status filter `{}`.".format(
plugin_name),
exc_info=True)
func = function
# fallback mechanism!
# We'd like to prevent bypassing the default implementation of TrSiteStatusFilter
if func != function:
if plugin:
_LOG.debug(
"Calling filter function on plugin `{}` from `{}`".
format(plugin.__class__.__name__,
inspect.getfile(func)))
try:
return func(*function_args, **function_kwargs)
except:
_LOG.error(
"Fallback to derived implementation, because `{}` failed."
.format(func),
exc_info=True)
return function(*function_args, **function_kwargs)
def FilterBasicState(self, stateDict, now):
return self._delegate(self.super.FilterBasicState, (stateDict, now))
def TestBasicState(self, stateDict, now):
return self._delegate(self.super.TestBasicState, (stateDict, now))
def FilterDynamicState(self, stateDict, now):
return self._delegate(self.super.FilterDynamicState, (stateDict, now))
def TestDynamicState(self, stateDict, now):
return self._delegate(self.super.TestDynamicState, (stateDict, now))
def SubprocessFailedToStart(self, cmd):
return self._delegate(self.super.SubprocessFailedToStart, (cmd, ),
keep_cache=True)
def SubprocessStarted(self, cmd):
return self._delegate(self.super.SubprocessStarted, (cmd, ))
def SubprocessEnded(self, cmd):
return self._delegate(self.super.SubprocessEnded, (cmd, ),
keep_cache=True)
def FilterSubprocessOutputLine(self, cmd, textline):
return self._delegate(self.super.FilterSubprocessOutputLine,
(cmd, textline),
keep_cache=True)
def test_sitestatusfilters(self):
""" check if available sitestatusfilter match the ones we provide """
self.assertListEqual(sorted(sitestatusfilters.FILTERS_DICT.keys()),
sorted(Plugins().sitestatusfilters))
def test_tasks(self):
""" check if available tasks match the ones we provide """
self.assertListEqual(sorted(tasks.TASKS_DICT.keys()),
sorted(Plugins().tasks))
def test_processors(self):
""" check if available processors match the ones we provide """
self.assertListEqual(sorted(processors.PROCESSORS_DICT.keys()),
sorted(Plugins().processors))
def setUp(cls):
# let us use the fixtures path to test with
Plugins().initialize()
def __init__(self, name, processor_name):
super(JobtronautProcessor, self).__init__(name)
Gaffer.Metadata.registerValue(self.__class__, "nodeGadget:color", _PROCESSOR_COLOR)
Gaffer.Metadata.registerValue(self.__class__, "icon", "processor.png")
scope_name_plug = Gaffer.StringVectorDataPlug(
"scope", Gaffer.Plug.Direction.In, defaultValue=IECore.StringVectorData()
)
Gaffer.Metadata.registerPlugValue(scope_name_plug, "nodule:type", "")
self.addChild(scope_name_plug)
self.type_plug = self.getChild("type")
if not self.type_plug:
self.type_plug = Gaffer.StringPlug("type", Gaffer.Plug.Direction.In)
self.addChild(self.type_plug)
self.type_plug.setValue(processor_name)
Gaffer.MetadataAlgo.setReadOnly(self.type_plug, True)
Gaffer.Metadata.registerPlugValue(self.type_plug, "nodule:type", "")
in_plug = ProcessorPlug("in", Gaffer.Plug.Direction.In)
Gaffer.Metadata.registerPlugValue(in_plug, "nodule:type", "GafferUI::StandardNodule")
Gaffer.Metadata.registerPlugValue(in_plug, "nodule:color", _PROCESSOR_IN_OUT_COLOR)
Gaffer.Metadata.registerPlugValue(in_plug, "noduleLayout:section", "top")
Gaffer.Metadata.registerPlugValue(in_plug, "plugValueWidget:type", "")
self.addChild(in_plug)
out_plug = ProcessorPlug("out", Gaffer.Plug.Direction.Out)
Gaffer.Metadata.registerPlugValue(out_plug, "nodule:type", "GafferUI::StandardNodule")
Gaffer.Metadata.registerPlugValue(out_plug, "nodule:color", _PROCESSOR_IN_OUT_COLOR)
Gaffer.Metadata.registerPlugValue(out_plug, "noduleLayout:section", "bottom")
Gaffer.Metadata.registerPlugValue(out_plug, "plugValueWidget:type", "")
self.addChild(out_plug)
plugin = Plugins().processor(processor_name)
Gaffer.Metadata.registerValue(
self["scope"],
"layout:section:Settings.Scope:summary",
"The scopes the processed values will be applied to."
)
Gaffer.Metadata.registerValue(
self["scope"], "layout:section", "Settings.Scope"
)
parameters_plug = Gaffer.CompoundDataPlug("parameters", Gaffer.Plug.Direction.In)
Gaffer.Metadata.registerPlugValue(parameters_plug, "nodule:type", "")
Gaffer.Metadata.registerValue(
parameters_plug, "layout:section", "Settings.Parameters"
)
Gaffer.Metadata.registerValue(
parameters_plug,
"layout:section:Settings.Parameters:summary",
"The parameters this processor is supposed to work with."
)
for parameter_name, parameter_value in plugin.parameters.items():
if isinstance(parameter_value, basestring):
plug = Gaffer.NameValuePlug(
parameter_name, IECore.StringData(parameter_value), True, name=parameter_name
)
elif isinstance(parameter_value, float):
plug = Gaffer.NameValuePlug(
parameter_name, IECore.FloatData(parameter_value), True, name=parameter_name
)
elif isinstance(parameter_value, bool):
plug = Gaffer.NameValuePlug(
parameter_name, IECore.BoolData(parameter_value), True, name=parameter_name
)
elif isinstance(parameter_value, int):
plug = Gaffer.NameValuePlug(
parameter_name, IECore.IntData(parameter_value), True, name=parameter_name
)
elif isinstance(parameter_value, list):
if parameter_value and all([isinstance(_, basestring) for _ in parameter_value]):
plug = Gaffer.NameValuePlug(
parameter_name,
IECore.StringVectorData(parameter_value),
True,
name=parameter_name
)
elif parameter_value and all([isinstance(_, bool) for _ in parameter_value]):
plug = Gaffer.NameValuePlug(
parameter_name,
IECore.BoolVectorData(parameter_value),
True,
name=parameter_name
)
elif parameter_value and all([isinstance(_, int) for _ in parameter_value]):
plug = Gaffer.NameValuePlug(
parameter_name,
IECore.IntVectorData(parameter_value),
True,
name=parameter_name
)
elif parameter_value and all([isinstance(_, float) for _ in parameter_value]):
plug = Gaffer.NameValuePlug(
parameter_name,
IECore.FloatVectorData(parameter_value),
True,
name=parameter_name
)
else:
plug = Gaffer.NameValuePlug(
parameter_name, IECore.StringData(str(parameter_value)), True, name=parameter_name
)
parameters_plug.addChild(plug)
self.addChild(parameters_plug)
self.add_code_nodules(plugin)
Gaffer.Metadata.registerValue(self, "description", plugin.description)
