コード例 #1
0
    def cancel(self):
        mistral_ctx = self.context.get('mistral', dict())

        if not mistral_ctx.get('execution_id'):
            raise Exception(
                'Unable to cancel because mistral execution_id is missing.')

        # Cancels the main workflow execution. Any non-workflow tasks that are still
        # running will be allowed to complete gracefully.
        self._client.executions.update(mistral_ctx.get('execution_id'),
                                       'CANCELLED')

        # If workflow is executed under another parent workflow, cancel the corresponding
        # action execution for the task in the parent workflow.
        if 'parent' in getattr(self, 'context',
                               {}) and mistral_ctx.get('action_execution_id'):
            mistral_action_ex_id = mistral_ctx.get('action_execution_id')
            self._client.action_executions.update(mistral_action_ex_id,
                                                  'CANCELLED')

        # Identify the list of action executions that are workflows and still running.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id)
            if (child_exec.runner['name']
                    in action_constants.WORKFLOW_RUNNER_TYPES
                    and child_exec.status
                    in action_constants.LIVEACTION_CANCELABLE_STATES):
                action_service.request_cancellation(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None))

        return (action_constants.LIVEACTION_STATUS_CANCELING,
                self.liveaction.result, self.liveaction.context)
コード例 #2
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 def test_execution_creation_action_triggered_by_rule(self):
     # Wait for the action execution to complete and then confirm outcome.
     trigger_type = self.MODELS['triggertypes']['triggertype2.yaml']
     trigger = self.MODELS['triggers']['trigger2.yaml']
     trigger_instance = self.MODELS['triggerinstances']['trigger_instance_1.yaml']
     test_liveaction = self.FIXTURES['liveactions']['liveaction3.yaml']
     rule = self.MODELS['rules']['rule3.yaml']
     # Setup LiveAction to point to right rule and trigger_instance.
     # XXX: We need support for dynamic fixtures.
     test_liveaction['context']['rule']['id'] = str(rule.id)
     test_liveaction['context']['trigger_instance']['id'] = str(trigger_instance.id)
     test_liveaction_api = LiveActionAPI(**test_liveaction)
     test_liveaction = LiveAction.add_or_update(LiveActionAPI.to_model(test_liveaction_api))
     liveaction = LiveAction.get(context__trigger_instance__id=str(trigger_instance.id))
     self.assertIsNotNone(liveaction)
     self.assertEqual(liveaction.status, action_constants.LIVEACTION_STATUS_REQUESTED)
     executions_util.create_execution_object(liveaction)
     execution = self._get_action_execution(liveaction__id=str(liveaction.id),
                                            raise_exception=True)
     self.assertDictEqual(execution.trigger, vars(TriggerAPI.from_model(trigger)))
     self.assertDictEqual(execution.trigger_type, vars(TriggerTypeAPI.from_model(trigger_type)))
     self.assertDictEqual(execution.trigger_instance,
                          vars(TriggerInstanceAPI.from_model(trigger_instance)))
     self.assertDictEqual(execution.rule, vars(RuleAPI.from_model(rule)))
     action = action_utils.get_action_by_ref(liveaction.action)
     self.assertDictEqual(execution.action, vars(ActionAPI.from_model(action)))
     runner = RunnerType.get_by_name(action.runner_type['name'])
     self.assertDictEqual(execution.runner, vars(RunnerTypeAPI.from_model(runner)))
     liveaction = LiveAction.get_by_id(str(liveaction.id))
     self.assertEquals(execution.liveaction['id'], str(liveaction.id))
コード例 #3
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ファイル: mistral_v2.py プロジェクト: nzlosh/st2
    def resume(self):
        mistral_ctx = self.context.get('mistral', dict())

        if not mistral_ctx.get('execution_id'):
            raise Exception('Unable to resume because mistral execution_id is missing.')

        # If workflow is executed under another parent workflow, resume the corresponding
        # action execution for the task in the parent workflow.
        if 'parent' in getattr(self, 'context', {}) and mistral_ctx.get('action_execution_id'):
            mistral_action_ex_id = mistral_ctx.get('action_execution_id')
            self._client.action_executions.update(mistral_action_ex_id, 'RUNNING')

        # Pause the main workflow execution. Any non-workflow tasks that are still
        # running will be allowed to complete gracefully.
        self._client.executions.update(mistral_ctx.get('execution_id'), 'RUNNING')

        # Identify the list of action executions that are workflows and cascade resume.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id, raise_exception=True)
            if (child_exec.runner['name'] in action_constants.WORKFLOW_RUNNER_TYPES and
                    child_exec.status == action_constants.LIVEACTION_STATUS_PAUSED):
                action_service.request_resume(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None)
                )

        return (
            action_constants.LIVEACTION_STATUS_RUNNING,
            self.execution.result,
            self.execution.context
        )
コード例 #4
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def purge_orphaned_workflow_executions(logger):
    """
    Purge workflow executions that are idled and identified as orphans.
    """
    # Cancel workflow executions that are identified as orphans. The workflow executions are
    # marked as canceled instead of failed because error handling during normal operation
    # failed and the system does not know what state the workflow execution is in. A failed
    # workflow execution can be rerun from failed task(s). Since we do not know what state
    # the workflow execution is in because correct data may not be recorded in the database
    # as a result of the original failure, the garbage collection routine here cancels
    # the workflow execution so it cannot be rerun from failed task(s).
    for ac_ex_db in workflow_service.identify_orphaned_workflows():
        lv_ac_db = LiveAction.get(id=ac_ex_db.liveaction['id'])
        action_service.request_cancellation(lv_ac_db, None)
コード例 #5
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    def test_triggered_execution(self):
        docs = {
            'trigger_type': copy.deepcopy(fixture.ARTIFACTS['trigger_type']),
            'trigger': copy.deepcopy(fixture.ARTIFACTS['trigger']),
            'rule': copy.deepcopy(fixture.ARTIFACTS['rule']),
            'trigger_instance': copy.deepcopy(fixture.ARTIFACTS['trigger_instance'])}

        # Trigger an action execution.
        trigger_type = TriggerType.add_or_update(
            TriggerTypeAPI.to_model(TriggerTypeAPI(**docs['trigger_type'])))
        trigger = Trigger.add_or_update(TriggerAPI.to_model(TriggerAPI(**docs['trigger'])))
        rule = RuleAPI.to_model(RuleAPI(**docs['rule']))
        rule.trigger = reference.get_str_resource_ref_from_model(trigger)
        rule = Rule.add_or_update(rule)
        trigger_instance = TriggerInstance.add_or_update(
            TriggerInstanceAPI.to_model(TriggerInstanceAPI(**docs['trigger_instance'])))
        trace_service.add_or_update_given_trace_context(
            trace_context={'trace_tag': 'test_triggered_execution_trace'},
            trigger_instances=[str(trigger_instance.id)])
        enforcer = RuleEnforcer(trigger_instance, rule)
        enforcer.enforce()

        # Wait for the action execution to complete and then confirm outcome.
        liveaction = LiveAction.get(context__trigger_instance__id=str(trigger_instance.id))
        self.assertIsNotNone(liveaction)
        liveaction = self._wait_on_status(liveaction, action_constants.LIVEACTION_STATUS_FAILED)

        execution = self._get_action_execution(
            liveaction__id=str(liveaction.id),
            raise_exception=True
        )

        self.assertDictEqual(execution.trigger, vars(TriggerAPI.from_model(trigger)))
        self.assertDictEqual(execution.trigger_type, vars(TriggerTypeAPI.from_model(trigger_type)))
        self.assertDictEqual(execution.trigger_instance,
                             vars(TriggerInstanceAPI.from_model(trigger_instance)))
        self.assertDictEqual(execution.rule, vars(RuleAPI.from_model(rule)))
        action = action_utils.get_action_by_ref(liveaction.action)
        self.assertDictEqual(execution.action, vars(ActionAPI.from_model(action)))
        runner = RunnerType.get_by_name(action.runner_type['name'])
        self.assertDictEqual(execution.runner, vars(RunnerTypeAPI.from_model(runner)))
        liveaction = LiveAction.get_by_id(str(liveaction.id))
        self.assertEqual(execution.start_timestamp, liveaction.start_timestamp)
        self.assertEqual(execution.end_timestamp, liveaction.end_timestamp)
        self.assertEqual(execution.result, liveaction.result)
        self.assertEqual(execution.status, liveaction.status)
        self.assertEqual(execution.context, liveaction.context)
        self.assertEqual(execution.liveaction['callback'], liveaction.callback)
        self.assertEqual(execution.liveaction['action'], liveaction.action)
コード例 #6
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    def pause(self):
        # Identify the list of action executions that are workflows and cascade pause.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id,
                                             raise_exception=True)
            if (child_exec.runner['name']
                    in action_constants.WORKFLOW_RUNNER_TYPES
                    and child_exec.status
                    == action_constants.LIVEACTION_STATUS_RUNNING):
                action_service.request_pause(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None))

        return (action_constants.LIVEACTION_STATUS_PAUSING,
                self.liveaction.result, self.liveaction.context)
コード例 #7
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ファイル: action_chain_runner.py プロジェクト: nzlosh/st2
    def pause(self):
        # Identify the list of action executions that are workflows and cascade pause.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id, raise_exception=True)
            if (child_exec.runner['name'] in action_constants.WORKFLOW_RUNNER_TYPES and
                    child_exec.status == action_constants.LIVEACTION_STATUS_RUNNING):
                action_service.request_pause(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None)
                )

        return (
            action_constants.LIVEACTION_STATUS_PAUSING,
            self.liveaction.result,
            self.liveaction.context
        )
コード例 #8
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ファイル: mistral_v2.py プロジェクト: WewokaChronicle/st2
    def cancel(self):
        mistral_ctx = self.context.get('mistral', dict())

        if not mistral_ctx.get('execution_id'):
            raise Exception('Unable to cancel because mistral execution_id is missing.')

        # Cancels the main workflow execution. Any non-workflow tasks that are still
        # running will be allowed to complete gracefully.
        self._client.executions.update(mistral_ctx.get('execution_id'), 'CANCELLED')

        # Identify the list of action executions that are workflows and still running.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id)
            if (child_exec.runner['name'] == self.runner_type_db.name and
                    child_exec.status in action_constants.LIVEACTION_CANCELABLE_STATES):
                action_service.request_cancellation(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None)
                )
コード例 #9
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ファイル: action.py プロジェクト: StackStorm/st2
def get_parent_liveaction(liveaction_db):
    """Get the liveaction for the parent workflow

    Useful for finding the parent workflow. Pass in any LiveActionDB instance,
    and this function will return the liveaction of the parent workflow.

    :param liveaction_db: The LiveActionDB instance for which to find the parent.
    :rtype: LiveActionDB
    """

    parent = liveaction_db.context.get('parent')

    if not parent:
        return None

    parent_execution_db = ActionExecution.get(id=parent['execution_id'])
    parent_liveaction_db = LiveAction.get(id=parent_execution_db.liveaction['id'])

    return parent_liveaction_db
コード例 #10
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ファイル: action.py プロジェクト: st2sandbox/st2
def get_parent_liveaction(liveaction_db):
    """Get the liveaction for the parent workflow

    Useful for finding the parent workflow. Pass in any LiveActionDB instance,
    and this function will return the liveaction of the parent workflow.

    :param liveaction_db: The LiveActionDB instance for which to find the parent.
    :rtype: LiveActionDB
    """

    parent = liveaction_db.context.get("parent")

    if not parent:
        return None

    parent_execution_db = ActionExecution.get(id=parent["execution_id"])
    parent_liveaction_db = LiveAction.get(id=parent_execution_db.liveaction["id"])

    return parent_liveaction_db
コード例 #11
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def get_root_liveaction(liveaction_db):
    """Recursively ascends until the root liveaction is found

    Useful for finding an original parent workflow. Pass in any LiveActionDB instance,
    and this function will eventually return the top-most liveaction, even if the two
    are one and the same.

    :param liveaction_db: The LiveActionDB instance for which to find the root parent.
    :rtype: LiveActionDB
    """

    parent = liveaction_db.context.get('parent')

    if not parent:
        return liveaction_db

    parent_execution = ActionExecution.get(id=parent['execution_id'])
    parent_liveaction = LiveAction.get(id=parent_execution.liveaction['id'])
    return get_root_liveaction(parent_liveaction)
コード例 #12
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    def cancel(self):
        # Identify the list of action executions that are workflows and cascade pause.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id,
                                             raise_exception=True)

            if (child_exec.runner["name"]
                    in action_constants.WORKFLOW_RUNNER_TYPES
                    and child_exec.status
                    in action_constants.LIVEACTION_CANCELABLE_STATES):
                action_service.request_cancellation(
                    LiveAction.get(id=child_exec.liveaction["id"]),
                    self.context.get("user", None),
                )

        return (
            action_constants.LIVEACTION_STATUS_CANCELING,
            self.liveaction.result,
            self.liveaction.context,
        )
コード例 #13
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ファイル: mistral_v2.py プロジェクト: nzlosh/st2
    def cancel(self):
        mistral_ctx = self.context.get('mistral', dict())

        if not mistral_ctx.get('execution_id'):
            raise Exception('Unable to cancel because mistral execution_id is missing.')

        # Cancels the main workflow execution. Any non-workflow tasks that are still
        # running will be allowed to complete gracefully.
        self._client.executions.update(mistral_ctx.get('execution_id'), 'CANCELLED')

        # If workflow is executed under another parent workflow, cancel the corresponding
        # action execution for the task in the parent workflow.
        if 'parent' in getattr(self, 'context', {}) and mistral_ctx.get('action_execution_id'):
            mistral_action_ex_id = mistral_ctx.get('action_execution_id')
            self._client.action_executions.update(mistral_action_ex_id, 'CANCELLED')

        # Identify the list of action executions that are workflows and still running.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id)
            if (child_exec.runner['name'] in action_constants.WORKFLOW_RUNNER_TYPES and
                    child_exec.status in action_constants.LIVEACTION_CANCELABLE_STATES):
                action_service.request_cancellation(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None)
                )

        status = (
            action_constants.LIVEACTION_STATUS_CANCELING
            if action_service.is_children_active(self.liveaction.id)
            else action_constants.LIVEACTION_STATUS_CANCELED
        )

        return (
            status,
            self.liveaction.result,
            self.liveaction.context
        )
コード例 #14
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    def pause(self):
        mistral_ctx = self.context.get('mistral', dict())

        if not mistral_ctx.get('execution_id'):
            raise Exception('Unable to pause because mistral execution_id is missing.')

        # Pause the main workflow execution. Any non-workflow tasks that are still
        # running will be allowed to complete gracefully.
        self._client.executions.update(mistral_ctx.get('execution_id'), 'PAUSED')

        # If workflow is executed under another parent workflow, pause the corresponding
        # action execution for the task in the parent workflow.
        if 'parent' in getattr(self, 'context', {}) and mistral_ctx.get('action_execution_id'):
            mistral_action_ex_id = mistral_ctx.get('action_execution_id')
            self._client.action_executions.update(mistral_action_ex_id, 'PAUSED')

        # Identify the list of action executions that are workflows and cascade pause.
        for child_exec_id in self.execution.children:
            child_exec = ActionExecution.get(id=child_exec_id, raise_exception=True)
            if (child_exec.runner['name'] in action_constants.WORKFLOW_RUNNER_TYPES and
                    child_exec.status == action_constants.LIVEACTION_STATUS_RUNNING):
                action_service.request_pause(
                    LiveAction.get(id=child_exec.liveaction['id']),
                    self.context.get('user', None)
                )

        status = (
            action_constants.LIVEACTION_STATUS_PAUSING
            if action_service.is_children_active(self.liveaction.id)
            else action_constants.LIVEACTION_STATUS_PAUSED
        )

        return (
            status,
            self.liveaction.result,
            self.liveaction.context
        )
コード例 #15
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ファイル: test_executions.py プロジェクト: st2sandbox/st2
    def test_triggered_execution(self):
        docs = {
            "trigger_type":
            copy.deepcopy(fixture.ARTIFACTS["trigger_type"]),
            "trigger":
            copy.deepcopy(fixture.ARTIFACTS["trigger"]),
            "rule":
            copy.deepcopy(fixture.ARTIFACTS["rule"]),
            "trigger_instance":
            copy.deepcopy(fixture.ARTIFACTS["trigger_instance"]),
        }

        # Trigger an action execution.
        trigger_type = TriggerType.add_or_update(
            TriggerTypeAPI.to_model(TriggerTypeAPI(**docs["trigger_type"])))
        trigger = Trigger.add_or_update(
            TriggerAPI.to_model(TriggerAPI(**docs["trigger"])))
        rule = RuleAPI.to_model(RuleAPI(**docs["rule"]))
        rule.trigger = reference.get_str_resource_ref_from_model(trigger)
        rule = Rule.add_or_update(rule)
        trigger_instance = TriggerInstance.add_or_update(
            TriggerInstanceAPI.to_model(
                TriggerInstanceAPI(**docs["trigger_instance"])))
        trace_service.add_or_update_given_trace_context(
            trace_context={"trace_tag": "test_triggered_execution_trace"},
            trigger_instances=[str(trigger_instance.id)],
        )
        enforcer = RuleEnforcer(trigger_instance, rule)
        enforcer.enforce()

        # Wait for the action execution to complete and then confirm outcome.
        liveaction = LiveAction.get(
            context__trigger_instance__id=str(trigger_instance.id))
        self.assertIsNotNone(liveaction)
        liveaction = self._wait_on_status(
            liveaction, action_constants.LIVEACTION_STATUS_FAILED)

        execution = self._get_action_execution(liveaction__id=str(
            liveaction.id),
                                               raise_exception=True)

        self.assertDictEqual(execution.trigger,
                             vars(TriggerAPI.from_model(trigger)))
        self.assertDictEqual(execution.trigger_type,
                             vars(TriggerTypeAPI.from_model(trigger_type)))
        self.assertDictEqual(
            execution.trigger_instance,
            vars(TriggerInstanceAPI.from_model(trigger_instance)),
        )
        self.assertDictEqual(execution.rule, vars(RuleAPI.from_model(rule)))
        action = action_utils.get_action_by_ref(liveaction.action)
        self.assertDictEqual(execution.action,
                             vars(ActionAPI.from_model(action)))
        runner = RunnerType.get_by_name(action.runner_type["name"])
        self.assertDictEqual(execution.runner,
                             vars(RunnerTypeAPI.from_model(runner)))
        liveaction = LiveAction.get_by_id(str(liveaction.id))
        self.assertEqual(execution.start_timestamp, liveaction.start_timestamp)
        # NOTE: Timestamp of liveaction and execution may be a bit different, depending on how long
        # it takes to persist each object in the database
        self.assertEqual(
            execution.end_timestamp.replace(microsecond=0),
            liveaction.end_timestamp.replace(microsecond=0),
        )
        self.assertEqual(execution.result, liveaction.result)
        self.assertEqual(execution.status, liveaction.status)
        self.assertEqual(execution.context, liveaction.context)
        self.assertEqual(execution.liveaction["callback"], liveaction.callback)
        self.assertEqual(execution.liveaction["action"], liveaction.action)