mirror of
https://github.com/blakeblackshear/frigate.git
synced 2024-11-21 19:07:46 +01:00
127 lines
3.7 KiB
Python
127 lines
3.7 KiB
Python
import json
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import logging
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import threading
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import time
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import psutil
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import shutil
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import os
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from frigate.config import FrigateConfig
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from frigate.const import RECORD_DIR, CLIPS_DIR, CACHE_DIR
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from frigate.version import VERSION
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logger = logging.getLogger(__name__)
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def stats_init(camera_metrics, detectors):
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stats_tracking = {
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"camera_metrics": camera_metrics,
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"detectors": detectors,
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"started": int(time.time()),
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}
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return stats_tracking
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def get_fs_type(path):
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bestMatch = ""
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fsType = ""
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for part in psutil.disk_partitions(all=True):
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if path.startswith(part.mountpoint) and len(bestMatch) < len(part.mountpoint):
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fsType = part.fstype
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bestMatch = part.mountpoint
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return fsType
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def read_temperature(path):
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if os.path.isfile(path):
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with open(path) as f:
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line = f.readline().strip()
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return int(line) / 1000
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return None
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def get_temperatures():
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temps = {}
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# Get temperatures for all attached Corals
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base = "/sys/class/apex/"
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if os.path.isdir(base):
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for apex in os.listdir(base):
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temp = read_temperature(os.path.join(base, apex, "temp"))
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if temp is not None:
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temps[apex] = temp
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return temps
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def stats_snapshot(stats_tracking):
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camera_metrics = stats_tracking["camera_metrics"]
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stats = {}
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total_detection_fps = 0
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for name, camera_stats in camera_metrics.items():
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total_detection_fps += camera_stats["detection_fps"].value
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stats[name] = {
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"camera_fps": round(camera_stats["camera_fps"].value, 2),
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"process_fps": round(camera_stats["process_fps"].value, 2),
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"skipped_fps": round(camera_stats["skipped_fps"].value, 2),
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"detection_fps": round(camera_stats["detection_fps"].value, 2),
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"pid": camera_stats["process"].pid,
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"capture_pid": camera_stats["capture_process"].pid,
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}
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stats["detectors"] = {}
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for name, detector in stats_tracking["detectors"].items():
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stats["detectors"][name] = {
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"inference_speed": round(detector.avg_inference_speed.value * 1000, 2),
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"detection_start": detector.detection_start.value,
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"pid": detector.detect_process.pid,
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}
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stats["detection_fps"] = round(total_detection_fps, 2)
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stats["service"] = {
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"uptime": (int(time.time()) - stats_tracking["started"]),
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"version": VERSION,
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"storage": {},
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"temperatures": get_temperatures(),
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}
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for path in [RECORD_DIR, CLIPS_DIR, CACHE_DIR, "/dev/shm"]:
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storage_stats = shutil.disk_usage(path)
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stats["service"]["storage"][path] = {
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"total": round(storage_stats.total / 1000000, 1),
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"used": round(storage_stats.used / 1000000, 1),
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"free": round(storage_stats.free / 1000000, 1),
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"mount_type": get_fs_type(path),
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}
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return stats
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class StatsEmitter(threading.Thread):
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def __init__(
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self,
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config: FrigateConfig,
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stats_tracking,
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mqtt_client,
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topic_prefix,
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stop_event,
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):
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threading.Thread.__init__(self)
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self.name = "frigate_stats_emitter"
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self.config = config
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self.stats_tracking = stats_tracking
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self.mqtt_client = mqtt_client
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self.topic_prefix = topic_prefix
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self.stop_event = stop_event
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def run(self):
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time.sleep(10)
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while not self.stop_event.wait(self.config.mqtt.stats_interval):
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stats = stats_snapshot(self.stats_tracking)
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self.mqtt_client.publish(
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f"{self.topic_prefix}/stats", json.dumps(stats), retain=False
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)
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logger.info(f"Exiting watchdog...")
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