mirror of
https://github.com/blakeblackshear/frigate.git
synced 2024-10-15 20:07:23 +02:00
350 lines
11 KiB
Python
350 lines
11 KiB
Python
import asyncio
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import json
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import logging
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import os
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import shutil
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import threading
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import time
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from multiprocessing.synchronize import Event as MpEvent
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from typing import Any, Optional
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import psutil
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import requests
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from requests.exceptions import RequestException
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from frigate.comms.dispatcher import Dispatcher
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from frigate.config import FrigateConfig
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from frigate.const import CACHE_DIR, CLIPS_DIR, DRIVER_AMD, DRIVER_ENV_VAR, RECORD_DIR
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from frigate.object_detection import ObjectDetectProcess
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from frigate.types import CameraMetricsTypes, StatsTrackingTypes
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from frigate.util.services import (
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get_amd_gpu_stats,
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get_bandwidth_stats,
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get_cpu_stats,
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get_intel_gpu_stats,
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get_jetson_stats,
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get_nvidia_gpu_stats,
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)
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from frigate.version import VERSION
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logger = logging.getLogger(__name__)
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def get_latest_version(config: FrigateConfig) -> str:
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if not config.telemetry.version_check:
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return "disabled"
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try:
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request = requests.get(
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"https://api.github.com/repos/blakeblackshear/frigate/releases/latest",
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timeout=10,
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)
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except RequestException:
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return "unknown"
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response = request.json()
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if request.ok and response and "tag_name" in response:
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return str(response.get("tag_name").replace("v", ""))
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else:
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return "unknown"
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def stats_init(
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config: FrigateConfig,
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camera_metrics: dict[str, CameraMetricsTypes],
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detectors: dict[str, ObjectDetectProcess],
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processes: dict[str, int],
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) -> StatsTrackingTypes:
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stats_tracking: StatsTrackingTypes = {
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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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"latest_frigate_version": get_latest_version(config),
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"last_updated": int(time.time()),
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"processes": processes,
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}
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return stats_tracking
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def get_fs_type(path: str) -> str:
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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: str) -> Optional[float]:
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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() -> dict[str, float]:
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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 get_processing_stats(
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config: FrigateConfig, stats: dict[str, str], hwaccel_errors: list[str]
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) -> None:
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"""Get stats for cpu / gpu."""
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async def run_tasks() -> None:
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stats_tasks = [
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asyncio.create_task(set_gpu_stats(config, stats, hwaccel_errors)),
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asyncio.create_task(set_cpu_stats(stats)),
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]
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if config.telemetry.stats.network_bandwidth:
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stats_tasks.append(asyncio.create_task(set_bandwidth_stats(config, stats)))
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await asyncio.wait(stats_tasks)
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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loop.run_until_complete(run_tasks())
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loop.close()
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async def set_cpu_stats(all_stats: dict[str, Any]) -> None:
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"""Set cpu usage from top."""
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cpu_stats = get_cpu_stats()
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if cpu_stats:
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all_stats["cpu_usages"] = cpu_stats
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async def set_bandwidth_stats(config: FrigateConfig, all_stats: dict[str, Any]) -> None:
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"""Set bandwidth from nethogs."""
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bandwidth_stats = get_bandwidth_stats(config)
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if bandwidth_stats:
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all_stats["bandwidth_usages"] = bandwidth_stats
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async def set_gpu_stats(
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config: FrigateConfig, all_stats: dict[str, Any], hwaccel_errors: list[str]
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) -> None:
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"""Parse GPUs from hwaccel args and use for stats."""
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hwaccel_args = []
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for camera in config.cameras.values():
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args = camera.ffmpeg.hwaccel_args
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if isinstance(args, list):
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args = " ".join(args)
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if args and args not in hwaccel_args:
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hwaccel_args.append(args)
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for stream_input in camera.ffmpeg.inputs:
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args = stream_input.hwaccel_args
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if isinstance(args, list):
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args = " ".join(args)
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if args and args not in hwaccel_args:
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hwaccel_args.append(args)
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stats: dict[str, dict] = {}
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for args in hwaccel_args:
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if args in hwaccel_errors:
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# known erroring args should automatically return as error
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stats["error-gpu"] = {"gpu": -1, "mem": -1}
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elif "cuvid" in args or "nvidia" in args:
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# nvidia GPU
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nvidia_usage = get_nvidia_gpu_stats()
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if nvidia_usage:
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for i in range(len(nvidia_usage)):
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stats[nvidia_usage[i]["name"]] = {
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"gpu": str(round(float(nvidia_usage[i]["gpu"]), 2)) + "%",
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"mem": str(round(float(nvidia_usage[i]["mem"]), 2)) + "%",
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"enc": str(round(float(nvidia_usage[i]["enc"]), 2)) + "%",
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"dec": str(round(float(nvidia_usage[i]["dec"]), 2)) + "%",
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}
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else:
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stats["nvidia-gpu"] = {"gpu": -1, "mem": -1}
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hwaccel_errors.append(args)
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elif "nvmpi" in args or "jetson" in args:
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# nvidia Jetson
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jetson_usage = get_jetson_stats()
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if jetson_usage:
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stats["jetson-gpu"] = jetson_usage
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else:
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stats["jetson-gpu"] = {"gpu": -1, "mem": -1}
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hwaccel_errors.append(args)
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elif "qsv" in args:
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if not config.telemetry.stats.intel_gpu_stats:
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continue
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# intel QSV GPU
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intel_usage = get_intel_gpu_stats()
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if intel_usage:
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stats["intel-qsv"] = intel_usage
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else:
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stats["intel-qsv"] = {"gpu": -1, "mem": -1}
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hwaccel_errors.append(args)
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elif "vaapi" in args:
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driver = os.environ.get(DRIVER_ENV_VAR)
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if driver == DRIVER_AMD:
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if not config.telemetry.stats.amd_gpu_stats:
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continue
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# AMD VAAPI GPU
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amd_usage = get_amd_gpu_stats()
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if amd_usage:
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stats["amd-vaapi"] = amd_usage
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else:
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stats["amd-vaapi"] = {"gpu": -1, "mem": -1}
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hwaccel_errors.append(args)
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else:
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if not config.telemetry.stats.intel_gpu_stats:
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continue
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# intel VAAPI GPU
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intel_usage = get_intel_gpu_stats()
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if intel_usage:
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stats["intel-vaapi"] = intel_usage
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else:
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stats["intel-vaapi"] = {"gpu": -1, "mem": -1}
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hwaccel_errors.append(args)
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elif "v4l2m2m" in args or "rpi" in args:
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# RPi v4l2m2m is currently not able to get usage stats
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stats["rpi-v4l2m2m"] = {"gpu": -1, "mem": -1}
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if stats:
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all_stats["gpu_usages"] = stats
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def stats_snapshot(
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config: FrigateConfig, stats_tracking: StatsTrackingTypes, hwaccel_errors: list[str]
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) -> dict[str, Any]:
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"""Get a snapshot of the current stats that are being tracked."""
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camera_metrics = stats_tracking["camera_metrics"]
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stats: dict[str, Any] = {}
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total_detection_fps = 0
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stats["cameras"] = {}
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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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pid = camera_stats["process"].pid if camera_stats["process"] else None
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ffmpeg_pid = (
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camera_stats["ffmpeg_pid"].value if camera_stats["ffmpeg_pid"] else None
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)
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cpid = (
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camera_stats["capture_process"].pid
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if camera_stats["capture_process"]
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else None
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)
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stats["cameras"][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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"detection_enabled": camera_stats["detection_enabled"].value,
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"pid": pid,
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"capture_pid": cpid,
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"ffmpeg_pid": ffmpeg_pid,
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"audio_rms": round(camera_stats["audio_rms"].value, 4),
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"audio_dBFS": round(camera_stats["audio_dBFS"].value, 4),
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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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pid = detector.detect_process.pid if detector.detect_process else None
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stats["detectors"][name] = {
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"inference_speed": round(detector.avg_inference_speed.value * 1000, 2), # type: ignore[attr-defined]
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# issue https://github.com/python/typeshed/issues/8799
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# from mypy 0.981 onwards
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"detection_start": detector.detection_start.value, # type: ignore[attr-defined]
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# issue https://github.com/python/typeshed/issues/8799
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# from mypy 0.981 onwards
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"pid": pid,
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}
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stats["detection_fps"] = round(total_detection_fps, 2)
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get_processing_stats(config, stats, hwaccel_errors)
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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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"latest_version": stats_tracking["latest_frigate_version"],
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"storage": {},
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"temperatures": get_temperatures(),
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"last_updated": int(time.time()),
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}
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for path in [RECORD_DIR, CLIPS_DIR, CACHE_DIR, "/dev/shm"]:
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try:
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storage_stats = shutil.disk_usage(path)
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except FileNotFoundError:
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stats["service"]["storage"][path] = {}
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continue
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stats["service"]["storage"][path] = {
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"total": round(storage_stats.total / pow(2, 20), 1),
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"used": round(storage_stats.used / pow(2, 20), 1),
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"free": round(storage_stats.free / pow(2, 20), 1),
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"mount_type": get_fs_type(path),
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}
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stats["processes"] = {}
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for name, pid in stats_tracking["processes"].items():
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stats["processes"][name] = {
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"pid": pid,
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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: StatsTrackingTypes,
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dispatcher: Dispatcher,
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stop_event: MpEvent,
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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.dispatcher = dispatcher
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self.stop_event = stop_event
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self.hwaccel_errors: list[str] = []
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def run(self) -> None:
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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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logger.debug("Starting stats collection")
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stats = stats_snapshot(
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self.config, self.stats_tracking, self.hwaccel_errors
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)
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self.dispatcher.publish("stats", json.dumps(stats), retain=False)
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logger.debug("Finished stats collection")
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logger.info("Exiting stats emitter...")
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