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amcrest2mqtt/amcrest_api.py

159 lines
6.5 KiB
Python

from amcrest import AmcrestCamera, AmcrestError
import asyncio
from asyncio import timeout
from datetime import datetime
import httpx
import logging
import time
from util import *
from zoneinfo import ZoneInfo
class AmcrestAPI(object):
def __init__(self, config):
self.logger = logging.getLogger(__name__)
# we don't want to get the .info HTTP Request logs from Amcrest
logging.getLogger("httpx").setLevel(logging.WARNING)
self.last_call_date = ''
self.timezone = config['timezone']
self.amcrest_config = config['amcrest']
self.count = len(self.amcrest_config['hosts'])
self.devices = {}
self.events = []
async def connect_to_devices(self):
self.logger.info(f'Connecting to: {self.amcrest_config["hosts"]}')
tasks = []
device_names = self.amcrest_config['names']
for host in self.amcrest_config['hosts']:
task = asyncio.create_task(self.get_device(host, device_names.pop(0)))
tasks.append(task)
await asyncio.gather(*tasks, return_exceptions=True)
# return just the config of each device, not the camera object
return {d: self.devices[d]['config'] for d in self.devices.keys()}
def get_camera(self, host):
return AmcrestCamera(
host,
self.amcrest_config['port'],
self.amcrest_config['username'],
self.amcrest_config['password'],
verbose=False,
).camera
async def get_device(self, host, device_name):
camera = self.get_camera(host)
try:
device_type = camera.device_type.replace("type=", "").strip()
is_ad110 = device_type == "AD110"
is_ad410 = device_type == "AD410"
is_doorbell = is_ad110 or is_ad410
serial_number = camera.serial_number
if not isinstance(serial_number, str):
raise Exception(f'Error fetching serial number for {host}: {error}')
sw_version = camera.software_information[0].replace("version=", "").strip()
build_version = camera.software_information[1].strip()
sw_version = f"{sw_version} ({build_version})"
network_config = dict(item.split('=') for item in camera.network_config.splitlines())
interface = network_config['table.Network.DefaultInterface']
ip_address = network_config[f'table.Network.{interface}.IPAddress']
mac_address = network_config[f'table.Network.{interface}.PhysicalAddress'].upper()
except AmcrestError as error:
raise Exception(f'Error fetching camera details for {host}: {error}')
self.devices[serial_number] = {
"camera": camera,
"config": {
"host": host,
"device_name": device_name,
"device_type": device_type,
"device_class": camera.device_class,
"is_ad110": is_ad110,
"is_ad410": is_ad410,
"is_doorbell": is_doorbell,
"serial_number": serial_number,
"software_version": sw_version,
"hardware_version": camera.hardware_version,
"vendor": camera.vendor_information,
"network": {
"interface": interface,
"ip_address": ip_address,
"mac": mac_address,
}
},
}
def get_device_storage_stats(self, device_id):
try:
storage = self.devices[device_id]["camera"].storage_all
except Exception as err:
self.logger.error(f'Problem connecting with camera to get storage stats: {err}')
return {}
return {
'last_update': str(datetime.now(ZoneInfo(self.timezone))),
'used_percent': str(storage['used_percent']),
'used': to_gb(storage['used']),
'total': to_gb(storage['total']),
}
async def collect_all_device_events(self):
try:
tasks = [self.get_events_from_device(device_id) for device_id in self.devices]
await asyncio.gather(*tasks)
except Exception as err:
self.logger.error(f'collect_all_device_events: {err}')
async def get_events_from_device(self, device_id):
try:
async for code, payload in self.devices[device_id]["camera"].async_event_actions("All"):
await self.process_device_event(device_id, code, payload)
except Exception as err:
self.logger.error(f'Failed to get events from device ({device_id}): {err}')
async def process_device_event(self, device_id, code, payload):
try:
config = self.devices[device_id]['config']
self.logger.debug(f'Event on {config["host"]} - {code}: {payload}')
if ((code == "ProfileAlarmTransmit" and config["is_ad110"])
or (code == "VideoMotion" and not config["is_ad110"])):
motion_payload = "on" if payload["action"] == "Start" else "off"
self.events.append({ 'device_id': device_id, 'event': 'motion', 'payload': motion_payload })
elif code == "CrossRegionDetection" and payload["data"]["ObjectType"] == "Human":
human_payload = "on" if payload["action"] == "Start" else "off"
self.events.append({ 'device_id': device_id, 'event': 'human', 'payload': human_payload })
elif code == "_DoTalkAction_":
doorbell_payload = "on" if payload["data"]["Action"] == "Invite" else "off"
self.events.append({ 'device_id': device_id, 'event': 'doorbell', 'payload': doorbell_payload })
elif code == "NewFile":
file_payload = { 'file': payload["data"]["File"], 'size': payload["data"]["Size"] }
self.events.append({ 'device_id': device_id, 'event': 'recording', 'payload': file_payload })
# lets ignore the event codes we don't care about (for now)
elif code == "VideoMotionInfo":
pass
elif code == "TimeChange":
pass
elif code == "NTPAdjustTime":
pass
elif code == "RtspSessionDisconnect":
pass
else:
self.events.append({ 'device_id': device_id, 'event': code , 'payload': payload['action'] })
except Exception as err:
self.logger.error(f'process_device_event: {err}', exc_info=True)
def get_next_event(self):
return self.events.pop(0) if len(self.events) > 0 else None