import os import sys import glob import time import random import threading from ._version import __version__ from .Reticulum import Reticulum from .Identity import Identity from .Link import Link, RequestReceipt from .Transport import Transport from .Destination import Destination from .Packet import Packet from .Packet import PacketReceipt from .Resource import Resource, ResourceAdvertisement modules = glob.glob(os.path.dirname(__file__)+"/*.py") __all__ = [ os.path.basename(f)[:-3] for f in modules if not f.endswith('__init__.py')] LOG_CRITICAL = 0 LOG_ERROR = 1 LOG_WARNING = 2 LOG_NOTICE = 3 LOG_INFO = 4 LOG_VERBOSE = 5 LOG_DEBUG = 6 LOG_EXTREME = 7 LOG_STDOUT = 0x91 LOG_FILE = 0x92 LOG_MAXSIZE = 5*1024*1024 loglevel = LOG_NOTICE logfile = None logdest = LOG_STDOUT logtimefmt = "%Y-%m-%d %H:%M:%S" random.seed(os.urandom(10)) _always_override_destination = False logging_lock = threading.Lock() def loglevelname(level): if (level == LOG_CRITICAL): return "Critical" if (level == LOG_ERROR): return "Error" if (level == LOG_WARNING): return "Warning" if (level == LOG_NOTICE): return "Notice" if (level == LOG_INFO): return "Info" if (level == LOG_VERBOSE): return "Verbose" if (level == LOG_DEBUG): return "Debug" if (level == LOG_EXTREME): return "Extra" return "Unknown" def version(): return __version__ def log(msg, level=3, _override_destination = False): global _always_override_destination if loglevel >= level: timestamp = time.time() logstring = "["+time.strftime(logtimefmt)+"] ["+loglevelname(level)+"] "+msg logging_lock.acquire() if (logdest == LOG_STDOUT or _always_override_destination or _override_destination): print(logstring) logging_lock.release() elif (logdest == LOG_FILE and logfile != None): try: file = open(logfile, "a") file.write(logstring+"\n") file.close() if os.path.getsize(logfile) > LOG_MAXSIZE: prevfile = logfile+".1" if os.path.isfile(prevfile): os.unlink(prevfile) os.rename(logfile, prevfile) logging_lock.release() except Exception as e: logging_lock.release() _always_override_destination = True log("Exception occurred while writing log message to log file: "+str(e), LOG_CRITICAL) log("Dumping future log events to console!", LOG_CRITICAL) log(msg, level) def rand(): result = random.random() return result def hexrep(data, delimit=True): delimiter = ":" if not delimit: delimiter = "" hexrep = delimiter.join("{:02x}".format(c) for c in data) return hexrep def prettyhexrep(data): delimiter = "" hexrep = "<"+delimiter.join("{:02x}".format(c) for c in data)+">" return hexrep def panic(): os._exit(255) def exit(): print("") sys.exit(0)