utils: add kernel version

Move the kernel version tuple calculation out of gpio.py into
the utils package so its available for any module that requires
it.  In addition, report the kernel version string with the distribution
info and log the platform in the rollover header.

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>

moonraker/components/gpio.py

@@ -7,10 +7,10 @@ from __future__ import annotations
 import os
 import re
 import asyncio
-import platform
 import pathlib
 import logging
 import periphery
+from ..utils import KERNEL_VERSION
 
 # Annotation imports
 from typing import (
@@ -28,11 +28,6 @@ if TYPE_CHECKING:
 
 GpioEventCallback = Callable[[float, float, int], Optional[Awaitable[None]]]
 
-try:
-    KERNEL_VERSION = tuple([int(part) for part in platform.release().split(".")[:2]])
-except Exception:
-    KERNEL_VERSION = (0, 0)
-
 GPIO_PATTERN = r"""
     (?P<bias>[~^])?
     (?P<inverted>!)?

moonraker/components/machine.py

@@ -96,6 +96,7 @@ class Machine:
         dist_info = {'name': distro.name(pretty=True)}
         dist_info.update(distro.info())
         dist_info['release_info'] = distro.distro_release_info()
+        dist_info['kernel_version'] = platform.release()
         self.inside_container = False
         self.moonraker_service_info: Dict[str, Any] = {}
         self.sudo_req_lock = asyncio.Lock()

moonraker/loghelper.py

@@ -11,6 +11,7 @@ import time
 import os
 import sys
 import asyncio
+import platform
 from queue import SimpleQueue as Queue
 from .common import RequestType
 
@@ -61,6 +62,7 @@ class MoonrakerLoggingHandler(logging.handlers.TimedRotatingFileHandler):
         strtime = time.asctime(time.gmtime())
         header = f"{'-'*20} Log Start | {strtime} {'-'*20}\n"
         self.stream.write(header)
+        self.stream.write(f"platform: {platform.platform(terse=True)}\n")
         app_section = "\n".join([f"{k}: {v}" for k, v in self.app_args.items()])
         self.stream.write(app_section + "\n")
         if self.rollover_info:
@@ -82,7 +84,8 @@ class LogManager:
         stdout_fmt = logging.Formatter(
             '[%(filename)s:%(funcName)s()] - %(message)s')
         stdout_hdlr.setFormatter(stdout_fmt)
-        app_args_str = "\n".join([f"{k}: {v}" for k, v in app_args.items()])
+        app_args_str = f"platform: {platform.platform(terse=True)}\n"
+        app_args_str += "\n".join([f"{k}: {v}" for k, v in app_args.items()])
         sys.stdout.write(f"\nApplication Info:\n{app_args_str}\n")
         self.file_hdlr: Optional[MoonrakerLoggingHandler] = None
         self.listener: Optional[logging.handlers.QueueListener] = None

moonraker/utils/__init__.py

@@ -20,6 +20,7 @@ import struct
 import socket
 import enum
 import ipaddress
+import platform
 from . import source_info
 from . import json_wrapper
 
@@ -43,6 +44,11 @@ SYS_MOD_PATHS += glob.glob("/usr/lib/python3*/site-packages")
 SYS_MOD_PATHS += glob.glob("/usr/lib/*-linux-gnu/python3*/site-packages")
 IPAddress = Union[ipaddress.IPv4Address, ipaddress.IPv6Address]
 
+try:
+    KERNEL_VERSION = tuple([int(part) for part in platform.release().split(".")[:2]])
+except Exception:
+    KERNEL_VERSION = (0, 0)
+
 class ServerError(Exception):
     def __init__(self, message: str, status_code: int = 400) -> None:
         Exception.__init__(self, message)