from dataclasses import dataclass
import logging
import platform
-from typing import Optional
+from typing import Callable
+# Note: this module is fairly early loaded. Be aware of dependencies.
import config
+import presence
logger = logging.getLogger(__name__)
args = config.add_commandline_args(
f'({__file__})',
'Args related to __file__'
)
-
args.add_argument(
- '--site_config_location',
- default='AUTO',
- const='AUTO',
+ '--site_config_override_location',
+ default='NONE',
+ const='NONE',
nargs='?',
- choices=('HOUSE', 'CABIN', 'AUTO'),
- help='Where are we, HOUSE or CABIN?'
+ choices=('HOUSE', 'CABIN', 'NONE'),
+ help='Where are we, HOUSE, CABIN?',
)
@dataclass
class SiteConfig(object):
+ location: str
network: str
network_netmask: str
network_router_ip: str
+ presence_location: presence.Location
+ is_anyone_present: Callable[None, bool]
+ arper_minimum_device_count: int
def get_location():
- location = config.config['site_config_location']
- if location == 'AUTO':
- hostname = platform.node()
+ """
+ Where are we?
+
+ >>> location = get_location()
+ >>> location == 'HOUSE' or location == 'CABIN'
+ True
+
+ """
+ return get_config().location
+
+
+def is_anyone_present_wrapper(location: presence.Location):
+ p = presence.PresenceDetection()
+ return p.is_anyone_in_location_now(location)
+
+
+def get_config():
+ """
+ Get a configuration dataclass with information that is
+ site-specific including the current running location.
+
+ >>> cfg = get_config()
+ >>> cfg.location == 'HOUSE' or cfg.location == 'CABIN'
+ True
+
+ """
+ hostname = platform.node()
+ try:
+ location_override = config.config['site_config_override_location']
+ except KeyError:
+ location_override = 'NONE'
+ if location_override == 'NONE':
if '.house' in hostname:
location = 'HOUSE'
elif '.cabin' in hostname:
location = 'CABIN'
- else:
- raise Exception(f'Unknown hostname {hostname}, help.')
- return location
-
-
-def get_config():
- location = get_location()
if location == 'HOUSE':
return SiteConfig(
+ location = 'HOUSE',
network = '10.0.0.0/24',
network_netmask = '255.255.255.0',
network_router_ip = '10.0.0.1',
+ presence_location = presence.Location.HOUSE,
+ is_anyone_present = lambda x=presence.Location.HOUSE: is_anyone_present_wrapper(x),
+ arper_minimum_device_count = 50,
)
elif location == 'CABIN':
return SiteConfig(
+ location = 'CABIN',
network = '192.168.0.0/24',
network_netmask = '255.255.255.0',
network_router_ip = '192.168.0.1',
+ presence_location = presence.Location.CABIN,
+ is_anyone_present = lambda x=presence.Location.CABIN: is_anyone_present_wrapper(x),
+ arper_minimum_device_count = 15,
)
else:
- raise Exception('Unknown site location')
+ raise Exception(f'Unknown site location: {location}')
+
+
+if __name__ == '__main__':
+ import doctest
+ doctest.testmod()