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improve error handling during service initialization

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This commit is contained in:
Jakob Ketterl 2023-02-19 16:14:08 +01:00
parent 216a3db45d
commit 7b3f212ccb
1 changed files with 14 additions and 4 deletions
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18
owrx/service/__init__.py
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@ -122,6 +122,15 @@ class ServiceHandler(SdrSourceEventClient):
self.startupTimer.start()
def updateServices(self):
def addService(dial, source):
mode = dial["mode"]
frequency = dial["frequency"]
try:
service = self.setupService(mode, frequency, source)
self.services.append(service)
except Exception:
logger.exception("Error setting up service %s on frequency %d", mode, frequency)
with self.lock:
logger.debug("re-scheduling services due to sdr changes")
self.stopServices()
@ -146,7 +155,7 @@ class ServiceHandler(SdrSourceEventClient):
groups = self.optimizeResampling(dials, sr)
if groups is None:
for dial in dials:
self.services.append(self.setupService(dial["mode"], dial["frequency"], self.source))
addService(dial, self.source)
else:
for group in groups:
if len(group) > 1:
@ -157,14 +166,14 @@ class ServiceHandler(SdrSourceEventClient):
resampler = Resampler(resampler_props, self.source)
for dial in group:
self.services.append(self.setupService(dial["mode"], dial["frequency"], resampler))
addService(dial, resampler)
# resampler goes in after the services since it must not be shutdown as long as the services are
# still running
self.services.append(resampler)
else:
dial = group[0]
self.services.append(self.setupService(dial["mode"], dial["frequency"], self.source))
addService(dial, self.source)
def get_min_max(self, group):
frequencies = sorted(group, key=lambda f: f["frequency"])
@ -291,7 +300,8 @@ class ServiceHandler(SdrSourceEventClient):
elif mod == "packet":
from csdr.chain.digimodes import PacketDemodulator
return PacketDemodulator(service=True)
return None
raise ValueError("unsupported service modulation: {}".format(mod))
class Services(object):