mirror of
https://github.com/Snigdha-OS/snigdhaos-kernel-switcher-dev.git
synced 2025-09-08 15:14:56 +02:00
🛠 refactor(construct): going on+
This commit is contained in:
Eshan Roy
164
lib/functions.py
164
lib/functions.py
@@ -4,12 +4,15 @@ import subprocess
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import logging
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from logging import Logger
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import locale
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import shutil
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import tomlkit
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import sys
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import gi
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from gi.repository import Gtk
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gi.require_version("Gtk", "3.0")
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basedir = os.path.abspath(os.path.join(os.path.dirname(__file__)))
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sudousername = os.getlogin()
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BaseDir = os.path.abspath(os.path.join(os.path.dirname(__file__)))
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SudoUsername = os.getlogin()
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logger = logging.getLogger("logger")
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ch = logging.StreamHandler()
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# source: https://stackoverflow.com/questions/3220284/how-to-customize-the-time-format-for-python-logging
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@@ -17,17 +20,166 @@ formatter = logging.Formatter("%(asctime)s:%(levelname)s > %(message)s", "%Y-%m-
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ch.setFormatter(formatter)
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logger.addHandler(ch)
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locale.setlocale(locale.LC_ALL, "C.utf-8")
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locale_env = os.environ
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locale_env["LC_ALL"] = "C.utf-8"
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LocalEnv = os.environ
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LocalEnv["LC_ALL"] = "C.utf-8"
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def permissions(dst):
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try:
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groups = subprocess.run(["sh", "-c", "id " + sudousername],shell=False,stdout=subprocess.PIPE,stderr=subprocess.STDOUT,env=locale_env)
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groups = subprocess.run(["sh", "-c", "id " + SudoUsername],shell=False,stdout=subprocess.PIPE,stderr=subprocess.STDOUT,env=LocalEnv)
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for i in groups.stdout.decode().split(" "):
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if "gid" in i:
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g = i.split("(")[1]
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group = g.replace(")", "".strip())
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subprocess.call(["chown", "-R", sudousername + ":" + group, dst],shell=False,env=locale_env)
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subprocess.call(["chown", "-R", SudoUsername + ":" + group, dst],shell=False,env=LocalEnv)
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except Exception as e:
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logger.error("Found error in permissions() ! Type: %s" %e)
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HomeDir = "/home/" + str(SudoUsername)
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default_ConfigFile = "%s/default/config.toml" %BaseDir
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ConfigDir = "%s/.config/snigdhaos-kernel-switcher" %HomeDir
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ConfigFile = "%s/.config/snigdhaos-kernel-switcher/config.toml" %ConfigDir
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def setupConfig(self):
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try:
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if not os.path.exists(ConfigDir):
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makedirs(ConfigDir)
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if not os.path.exists(ConfigFile):
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shutil.copy(default_ConfigFile,ConfigDir)
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permissions(ConfigDir)
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return readConfig(self)
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except Exception as e:
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logger.error("Found error in setupConfig() ! Type: %s" %e)
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SupportedKernelDict = {}
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CommunityKernelDict = {}
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def readConfig(self):
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try:
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logger.info("Reading config file: %s"%ConfigFile)
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ConfigData = None
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with open(ConfigFile, "rb") as f:
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ConfigData = tomlkit.load(f)
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if ConfigData.get("kernels") and "official" in ConfigData["kernels"] is not None:
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for OfficialKernel in ConfigData["kernels"]["official"]:
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SupportedKernelDict[OfficialKernel["name"]] = (OfficialKernel["description"], OfficialKernel["headers"])
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if ConfigData.get("kernels") and "community" in ConfigData["kernels"] is not None:
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for CommunityKernel in ConfigData["kernels"]["community"]:
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CommunityKernelDict[CommunityKernel["name"]] = (CommunityKernel["description"], CommunityKernel["headers"], CommunityKernel["repository"])
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if ConfigData.get("logging") is not None and "loglevel" in ConfigData["logging"] is not None:
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loglevel = ConfigData["logging"]["loglevel"].lower()
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logger.info("Setting LogLevel: %s" %loglevel)
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if loglevel == "debug":
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logger.setLevel(logging.DEBUG)
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elif loglevel == "info":
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logger.setLevel(logging.INFO)
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else:
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logger.warning("Invalid logging level set, use info / debug")
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logger.setLevel(logging.INFO)
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else:
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logger.setLevel(logging.INFO)
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return ConfigData
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except Exception as e:
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logger.error("Found error in readConfig() ! Type: %s"%e)
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sys.exit(1)
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def updateConfig(ConfigData, BootLoader):
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try:
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logger.info("Updating config data...")
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with open(ConfigFile, "w") as f:
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tomlkit.dump(ConfigData, f)
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return True
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except Exception as e:
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logger.error("Found error in updateConfig() ! Type: %s"%e)
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return False
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CacheDir = "%s/.cache/snigdhaos-kernel-switcher" % HomeDir
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CacheFile = "%s/kernels.toml" % CacheDir
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CacheUpdate = "%s/update" % CacheDir
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def createCacheDir():
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try:
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if not os.path.exists(CacheDir):
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makedirs(CacheDir)
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logger.info("Cache directory = %s" % CacheDir)
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permissions(CacheDir)
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except Exception as e:
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logger.error("Found error in createCacheDir() ! Type: %s" %e)
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LogDir = "/var/log/snigdhaos-kernel-switcher"
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EventLogFile = "%s/event.log" %LogDir
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def createLogDir():
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try:
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if not os.path.exists(LogDir):
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makedirs(LogDir)
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logger.info("Log directory : %s" %LogDir)
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except Exception as e:
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logger.error("Found error in create_log_dir() ! Type: %s" %e)
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import datetime
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FetchedKernelsDict = {}
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ArchlinuxMirrorArchiveUrl = "https://archive.archlinux.org"
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headers = {
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"Content-Type": "text/plain;charset=UTF-8",
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"User-Agent": "Mozilla/5.0 (Linux x86_64) Gecko Firefox",
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}
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def writeCache():
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try:
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if len(FetchedKernelsDict) > 0:
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with open(CacheFile, "w", encoding="utf-8") as f:
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f.write('title = "Arch Linux Kernels"\n\n')
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f.write('timestamp = "%s"\n'%datetime.datetime.now().strftime("%Y-%m-%d %H-%M-%S"))
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f.write('source = "%s"\n\n' % ArchlinuxMirrorArchiveUrl)
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for kernel in FetchedKernelsDict.values():
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f.write("[[kernel]]\n")
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f.write('name = "%s"\nheaders = "%s"\nversion = "%s"\nsize = "%s"\nfile_format = "%s"\nlast_modified = "%s"\n\n'% (kernel.name,kernel.headers,kernel.version,kernel.size,kernel.file_format,kernel.last_modified))
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permissions(CacheFile)
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except Exception as e:
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logger.error("Found error in write_cache() ! Type: %s" % e)
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CacheDays = 5
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CachedKernelsList = []
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def readCache(self):
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try:
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self.timestamp = None
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with open(CacheFile, "rb") as f:
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data = tomlkit.load(f)
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if len(data) == 0:
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logger.error("%s is empty, delete it and open the app again" % CacheFile)
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name = None
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headers = None
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version = None
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size = None
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last_modified = None
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file_format = None
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if len(data) > 0:
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self.timestamp = data["timestamp"]
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self.cache_timestamp = data["timestamp"]
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if self.timestamp:
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self.timestamp = datetime.datetime.strptime(self.timestamp, "%Y-%m-%d %H-%M-%S")
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delta = datetime.datetime.now() - self.timestamp
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if delta.days >= CacheDays:
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logger.info("Cache is older than 5 days, refreshing ..")
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refresh_cache(self)
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else:
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if delta.days > 0:
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logger.debug("Cache is %s days old" % delta.days)
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else:
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logger.debug("Cache is newer than 5 days")
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kernels = data["kernel"]
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if len(kernels) > 1:
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for k in kernels:
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if (datetime.datetime.now().year - datetime.datetime.strptime(k["last_modified"], "%d-%b-%Y %H:%M").year <= 2):
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CachedKernelsList.append(Kernel(k["name"],k["headers"],k["version"],k["size"],k["last_modified"],k["file_format"]))
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name = None
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headers = None
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version = None
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size = None
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last_modified = None
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file_format = None
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if len(CachedKernelsList) > 0:
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sorted(CachedKernelsList)
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logger.info("Kernels cache data processed")
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else:
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logger.error("Cached file is invalid, remove it and try again")
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else:
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logger.error("Failed to read cache file")
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except Exception as e:
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logger.error("Exception in read_cache(): %s" % e)
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