async def test_api_version():
"""It should filter flows by api version."""
version = ContactFileFields.API
pipe = api_version('>= 4, < 5')
assert await pipe.func(
{version: '4'},
*pipe.args
)
pipe = api_version('>= 4, < 5')
assert not await pipe.func(
{version: '5'},
*pipe.args
)
def __init__(self, uiserver, log, context=None, run_dir=None) -> None:
self.uiserver = uiserver
self.log = log
if context is None:
self.context = zmq.asyncio.Context()
else:
self.context = context
self.owner = getuser()
# all workflows currently tracked
self.workflows: 'Dict[str, Dict]' = {}
# the "workflow pipe" used to detect workflows on the filesystem
self._scan_pipe = (
# all flows on the filesystem
scan(run_dir)
# stop here is the flow is stopped, else...
| is_active(is_active=True, filter_stop=False)
# extract info from the contact file
| contact_info
# only flows which are using the same api version
| api_version(f'=={API}'))
# queue for requesting new scans, valid queued values are:
# * True - (stop=True) The stop signal (stops the scanner)
# * False - (stop=False) Request a new scan
# * None - The "stopped" signal, sent after the scan task has stooped
self._queue: 'asyncio.Queue[Union[bool, None]]' = asyncio.Queue()
# signal that the scanner is stopping, subsequent scan requests
# will be ignored
self._stopping = False
def __init__(self, uiserver, context=None, run_dir=None):
self.uiserver = uiserver
if context is None:
self.context = zmq.asyncio.Context()
else:
self.context = context
self.owner = getuser()
self.active = {}
self.stopping = set()
self.inactive = set()
self._scan_pipe = (
# all flows on the filesystem
scan(run_dir)
# only flows which have a contact file
# | is_active(True)
# stop here is the flow is stopped, else...
| is_active(True, filter_stop=False)
# extract info from the contact file
| contact_info
# only flows which are using the same api version
| api_version(f'=={API}'))