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related #4274 - moved function 'create_temporary_fifo' to 'awx/main/utils/common.py' and referenced it in other plugins

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Signed-off-by: olia-dev <olia-dev@ktah.net>
This commit is contained in:
olia-dev
2019-07-10 11:28:02 +02:00
parent 2ee03b552d
commit 7b390fa2fc
4 changed files with 30 additions and 54 deletions
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18
awx/main/utils/common.py
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@@ -44,7 +44,7 @@ __all__ = ['get_object_or_400', 'camelcase_to_underscore', 'underscore_to_camelc
'wrap_args_with_proot', 'build_proot_temp_dir', 'check_proot_installed', 'model_to_dict',
'model_instance_diff', 'parse_yaml_or_json', 'RequireDebugTrueOrTest',
'has_model_field_prefetched', 'set_environ', 'IllegalArgumentError', 'get_custom_venv_choices', 'get_external_account',
'task_manager_bulk_reschedule', 'schedule_task_manager', 'classproperty']
'task_manager_bulk_reschedule', 'schedule_task_manager', 'classproperty', 'create_temporary_fifo']
def get_object_or_400(klass, *args, **kwargs):
@@ -1015,3 +1015,19 @@ class classproperty:
def __get__(self, instance, ownerclass):
return self.fget(ownerclass)
def create_temporary_fifo(data):
"""Open fifo named pipe in a new thread using a temporary file path. The
thread blocks until data is read from the pipe.
Returns the path to the fifo.
:param data(bytes): Data to write to the pipe.
"""
path = os.path.join(tempfile.mkdtemp(), next(tempfile._get_candidate_names()))
os.mkfifo(path, stat.S_IRUSR | stat.S_IWUSR)
threading.Thread(
target=lambda p, d: open(p, 'wb').write(d),
args=(path, data)
).start()
return path