Created
August 7, 2022 15:57
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Collect stats for Home Assistant state_changed events
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import asyncio | |
import websockets | |
import json | |
from datetime import datetime, timedelta | |
url = 'ws://127.0.0.1:8123/api/websocket' | |
access_token = '' | |
buckets = set() | |
message_count = {} | |
message_size = {} | |
async def main(): | |
async with websockets.connect(url) as websocket: | |
await websocket.send(json.dumps({'type': 'auth', 'access_token': access_token})) | |
await websocket.send(json.dumps({'id': 1, 'type': 'subscribe_events', 'event_type': 'state_changed' })) | |
end_time = datetime.now() + timedelta(hours=1) | |
while datetime.now() < end_time: | |
try: | |
message = await asyncio.wait_for(websocket.recv(), timeout=1.0) | |
except asyncio.TimeoutError: | |
continue | |
data = json.loads(message) | |
if data.get('id') == 1: | |
ts = datetime.now().replace(microsecond=0) | |
if ts not in buckets: | |
message_count[ts] = 0 | |
message_size[ts] = 0 | |
message_count[ts] += 1 | |
message_size[ts] += len(message) | |
buckets.add(ts) | |
for ts in sorted(buckets): | |
print(f"{ts}\t{message_count[ts]}\t{message_size[ts]}") | |
print(f"Average{' '*12}\t{round(sum(message_count.values()) / len(message_count.values()),1)}\t{round(sum(message_size.values()) / len(message_size.values()),1)}") | |
print(f"Total{' '*14}\t{sum(message_count.values())}\t{sum(message_size.values())}") | |
asyncio.run(main()) |
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