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polybar-weather: gracefully handle connection error when waking up

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nm-online may think we are still online, but we are not, just try a
location request and if it fails, wait to be online.
This commit is contained in:
Vincent Bernat 2021-08-10 21:45:09 +02:00
parent af1e3135cf
commit 62645d0a66
1 changed files with 14 additions and 13 deletions
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27
bin/polybar-weather
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@ -20,7 +20,7 @@ def get_location():
r.raise_for_status() r.raise_for_status()
data = r.json() data = r.json()
logger.debug("current location data: %s", data) logger.debug("current location data: %s", data)
logger.info(f'current location is {data["city"]}, {data["country"]}') logger.info(f'current location: {data["city"]}, {data["country"]}')
return (data["lat"], data["lon"]) return (data["lat"], data["lon"])
@ -139,28 +139,29 @@ if __name__ == "__main__":
root.addHandler(journal.JournalHandler(SYSLOG_IDENTIFIER=logger.name)) root.addHandler(journal.JournalHandler(SYSLOG_IDENTIFIER=logger.name))
try: try:
# Wait to be online # Get location
logger.debug("check if we are online") try:
if subprocess.run(["nm-online", "-s", "-q", "-t", "5"]).returncode != 0: location = get_location()
except requests.exceptions.ConnectionError:
# Wait to be online
time.sleep(2)
logger.info("not online, waiting") logger.info("not online, waiting")
update_status("", options.output) update_status("", options.output)
if ( process = subprocess.run(
subprocess.run( ["nm-online", "-s", "-q", "-t", str(options.online_timeout * 60)]
["nm-online", "-s", "-q", "-t", str(options.online_timeout * 60)] )
).returncode if process.returncode != 0:
!= 0
):
logger.warning("not online, exiting") logger.warning("not online, exiting")
sys.exit(1) sys.exit(1)
location = get_location()
# Grab information. We only use forecast weather, otherwise, # Grab forecast. We only use forecast weather, otherwise,
# we may get something "late". # we may get something "late".
location = get_location()
forecast_weather = get_weather( forecast_weather = get_weather(
options.owm_api_key, *location, options.forecasts options.owm_api_key, *location, options.forecasts
) )
description = forecast_weather["list"][0]["weather"][0]["description"] description = forecast_weather["list"][0]["weather"][0]["description"]
city = forecast_weather['city']['name'] city = forecast_weather["city"]["name"]
logger.info(f"current weather at {city}: {description}") logger.info(f"current weather at {city}: {description}")
# Format output # Format output