{"id":17903,"url":"https://patchwork.libcamera.org/api/patches/17903/?format=json","web_url":"https://patchwork.libcamera.org/patch/17903/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20221129053326.2858347-2-paul.elder@ideasonboard.com>","date":"2022-11-29T05:33:24","name":"[libcamera-devel,1/3] utils: libtuning: Add logger","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"109d8f7e45e39012b961e118a6f0fe1bcb152c37","submitter":{"id":17,"url":"https://patchwork.libcamera.org/api/people/17/?format=json","name":"Paul Elder","email":"paul.elder@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/17903/mbox/","series":[{"id":3645,"url":"https://patchwork.libcamera.org/api/series/3645/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3645","date":"2022-11-29T05:33:23","name":"utils: tuning: Add logging infrastructure","version":1,"mbox":"https://patchwork.libcamera.org/series/3645/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/17903/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/17903/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 946ADBE08B\n\tfor ;\n\tTue, 29 Nov 2022 05:33:42 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4F6B063340;\n\tTue, 29 Nov 2022 06:33:42 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 9FA7A6333A\n\tfor ;\n\tTue, 29 Nov 2022 06:33:38 +0100 (CET)","from pyrite.tail37cf.ts.net (h175-177-042-159.catv02.itscom.jp\n\t[175.177.42.159])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 583937F8;\n\tTue, 29 Nov 2022 06:33:37 +0100 (CET)"],"DKIM-Signature":["v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"IUMGirjz\"; dkim-atps=neutral","To":"libcamera-devel@lists.libcamera.org","Date":"Tue, 29 Nov 2022 14:33:24 +0900","Message-Id":"<20221129053326.2858347-2-paul.elder@ideasonboard.com>","X-Mailer":"git-send-email 2.35.1","In-Reply-To":"<20221129053326.2858347-1-paul.elder@ideasonboard.com>","References":"<20221129053326.2858347-1-paul.elder@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 1/3] utils: libtuning: Add logger","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","From":"Paul Elder via libcamera-devel ","Reply-To":"Paul Elder ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add logging infrastructure, so that log levels and files can be set, and\nso that information can be logged from anywhere in libtuning easily and\nconcicely.\n\nSigned-off-by: Paul Elder \n---\n utils/tuning/libtuning/__init__.py | 1 +\n utils/tuning/libtuning/logger.py | 105 +++++++++++++++++++++++++++++\n 2 files changed, 106 insertions(+)\n create mode 100644 utils/tuning/libtuning/logger.py","diff":"diff --git a/utils/tuning/libtuning/__init__.py b/utils/tuning/libtuning/__init__.py\nindex 93049976..5f0478ae 100644\n--- a/utils/tuning/libtuning/__init__.py\n+++ b/utils/tuning/libtuning/__init__.py\n@@ -2,6 +2,7 @@\n #\n # Copyright (C) 2022, Paul Elder \n \n+from libtuning.logger import *\n from libtuning.utils import *\n from libtuning.libtuning import *\n \ndiff --git a/utils/tuning/libtuning/logger.py b/utils/tuning/libtuning/logger.py\nnew file mode 100644\nindex 00000000..03b5e1e6\n--- /dev/null\n+++ b/utils/tuning/libtuning/logger.py\n@@ -0,0 +1,105 @@\n+# SPDX-License-Identifier: BSD-2-Clause\n+#\n+# Copyright (C) 2022, Paul Elder \n+#\n+# logger.py - Logging for libtuning\n+\n+\n+import datetime\n+from enum import IntEnum\n+from inspect import currentframe, getframeinfo\n+import math\n+from pathlib import Path\n+import psutil\n+import sys\n+import time\n+\n+\n+class Logger(object):\n+ class Level(IntEnum):\n+ Debug = 0\n+ Info = 1\n+ Warn = 2\n+ Error = 3\n+ Fatal = 4\n+\n+ level_map = {\n+ Level.Debug: 'DEBUG',\n+ Level.Info: 'INFO',\n+ Level.Warn: 'WARN',\n+ Level.Error: 'ERROR',\n+ Level.Fatal: 'FATAL',\n+ }\n+\n+ log_levels = {}\n+ log_level = Level.Info\n+ log_file = sys.stderr\n+\n+ # @brief Set the log levels from the command line argument\n+ # @param argstr String of log levels from cli argument, may be empty\n+ def set_log_levels(argstr):\n+ if argstr == '':\n+ return\n+\n+ strings = argstr.split(',')\n+ if len(strings) == 1 and strings[0].isnumeric():\n+ Logger.log_level = int(strings[0])\n+ return\n+\n+ pairs = [pair.split('=') for pair in strings]\n+ Logger.log_levels = {pair[0]: int(pair[1]) for pair in pairs}\n+\n+ if '*' in Logger.log_levels:\n+ Logger.log_level = Logger.log_levels['*']\n+\n+ # @brief Get the time since boot in the format HH:MM:SS.SSSSSSSSS\n+ def get_and_convert_timestamp():\n+ day_mult = 24 * 60 * 60\n+ hour_mult = 60 * 60\n+\n+ seconds = time.time() - psutil.boot_time()\n+ days = seconds // day_mult\n+ hours = (seconds - (days * day_mult)) // hour_mult\n+ hours += days * 24\n+ mins = (seconds - (hours * hour_mult)) // 60\n+ secs = (seconds - (hours * hour_mult)) % 60\n+ ns, s = math.modf(secs)\n+\n+ return f'{int(hours)}:{int(mins):02}:{int(s):02}.{int(ns * 10**9):09}'\n+\n+ # @brief Log a message\n+ # @param obj The object instance that wants to log, or a string to use as\n+ # component name if the caller is not an object instance\n+ # @param level Log level\n+ # @param msg String to log\n+ # @param from_helper True if called from Logger's log_* helpers, False otherwise\n+ def log(obj, level: Level, msg: str, from_helper=False):\n+ if from_helper:\n+ frameinfo = getframeinfo(currentframe().f_back.f_back)\n+ else:\n+ frameinfo = getframeinfo(currentframe().f_back)\n+\n+ ts = Logger.get_and_convert_timestamp()\n+ if isinstance(obj, str):\n+ name = obj\n+ else:\n+ name = obj.__class__.__name__\n+\n+ if (name in Logger.log_levels and level >= Logger.log_levels[name]) or \\\n+ level >= Logger.log_level:\n+ print(f'[{ts}] {Logger.level_map[level]} {name} {Path(frameinfo.filename).name}:{frameinfo.lineno} {msg}', file=Logger.log_file)\n+\n+ def log_debug(obj, msg: str):\n+ Logger.log(obj, Logger.Level.Debug, msg, True)\n+\n+ def log_info(obj, msg: str):\n+ Logger.log(obj, Logger.Level.Info, msg, True)\n+\n+ def log_warn(obj, msg: str):\n+ Logger.log(obj, Logger.Level.Warn, msg, True)\n+\n+ def log_error(obj, msg: str):\n+ Logger.log(obj, Logger.Level.Error, msg, True)\n+\n+ def log_fatal(obj, msg: str):\n+ Logger.log(obj, Logger.Level.Fatal, msg, True)\n","prefixes":["libcamera-devel","1/3"]}