subiquity/subiquitycore/prober.py

66 lines
2.3 KiB
Python

# Copyright 2015 Canonical, Ltd.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import asyncio
import logging
import yaml
from probert.network import StoredDataObserver, UdevObserver
from subiquitycore.async_helpers import run_in_thread
log = logging.getLogger("subiquitycore.prober")
class Prober:
def __init__(self, machine_config, debug_flags):
self.saved_config = None
if machine_config:
self.saved_config = yaml.safe_load(machine_config)
self.debug_flags = debug_flags
log.debug("Prober() init finished, data:{}".format(self.saved_config))
def probe_network(self, receiver):
if self.saved_config is not None:
observer = StoredDataObserver(self.saved_config["network"], receiver)
else:
observer = UdevObserver(receiver)
return observer, observer.start()
async def get_storage(self, probe_types=None):
if self.saved_config is not None:
flag = "bpfail-full"
if probe_types is not None:
flag = "bpfail-restricted"
if flag in self.debug_flags:
await asyncio.sleep(2)
1 / 0
r = self.saved_config["storage"].copy()
if probe_types is not None and "defaults" not in probe_types:
for k in self.saved_config["storage"]:
if k not in probe_types:
r[k] = {}
return r
from probert.storage import Storage
# Until probert is completely free of blocking IO, we should continue
# running it in a separate thread.
def run_probert(probe_types):
return asyncio.run(
Storage().probe(probe_types=probe_types, parallelize=True)
)
return await run_in_thread(run_probert, probe_types)