| 1 | import bt2 |
| 2 | import os |
| 3 | |
| 4 | # This file defines source component classes that print the parameters they |
| 5 | # receive in their __init__ which start with 'test-'. |
| 6 | |
| 7 | |
| 8 | class TestIter(bt2._UserMessageIterator): |
| 9 | pass |
| 10 | |
| 11 | |
| 12 | class Base: |
| 13 | @classmethod |
| 14 | def _print_test_params(cls, params): |
| 15 | items = sorted([str(x) for x in params.items() if x[0].startswith('test-')]) |
| 16 | print('{}: {}'.format(cls.__name__, ', '.join(items))) |
| 17 | |
| 18 | |
| 19 | @bt2.plugin_component_class |
| 20 | class TestSourceA(Base, bt2._UserSourceComponent, message_iterator_class=TestIter): |
| 21 | def __init__(self, params): |
| 22 | self._print_test_params(params) |
| 23 | |
| 24 | @staticmethod |
| 25 | def _user_query(priv_query_exec, obj, params): |
| 26 | # Match files starting with 'aaa'. |
| 27 | |
| 28 | if obj == 'babeltrace.support-info': |
| 29 | if params['type'] != 'file': |
| 30 | return 0 |
| 31 | |
| 32 | name = os.path.basename(str(params['input'])) |
| 33 | |
| 34 | if name.startswith('aaa'): |
| 35 | return {'weight': 1, 'group': 'aaa'} |
| 36 | else: |
| 37 | return 0 |
| 38 | else: |
| 39 | raise bt2.UnknownObject |
| 40 | |
| 41 | |
| 42 | @bt2.plugin_component_class |
| 43 | class TestSourceB(Base, bt2._UserSourceComponent, message_iterator_class=TestIter): |
| 44 | def __init__(self, params): |
| 45 | self._print_test_params(params) |
| 46 | |
| 47 | @staticmethod |
| 48 | def _user_query(priv_query_exec, obj, params): |
| 49 | # Match files starting with 'bbb'. |
| 50 | |
| 51 | if obj == 'babeltrace.support-info': |
| 52 | if params['type'] != 'file': |
| 53 | return 0 |
| 54 | |
| 55 | name = os.path.basename(str(params['input'])) |
| 56 | |
| 57 | if name.startswith('bbb'): |
| 58 | return {'weight': 1, 'group': 'bbb'} |
| 59 | else: |
| 60 | return 0 |
| 61 | else: |
| 62 | raise bt2.UnknownObject |
| 63 | |
| 64 | |
| 65 | bt2.register_plugin(module_name=__name__, name="test") |