363 lines
12 KiB
Python
363 lines
12 KiB
Python
import subprocess
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import datetime
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from zoneinfo import ZoneInfo
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import sys
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import os
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import shutil
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import ogGlobals
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#from engine.DiskLib import *
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#from engine.CacheLib import *
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#from engine.StringLib import *
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#NODEBUGFUNCTIONS, OGIMG, OG_ERR_CACHESIZE, OG_ERR_NOTCACHE, OG_ERR_NOTWRITE, OG_ERR_FILESYS
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#OG_ERR_REPO, OG_ERR_NOTOS, OG_ERR_NOGPT, OG_ERR_OUTOFLIMIT, OG_ERR_IMAGE, OG_ERR_CACHE
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#OGLOGSESSION, OGLOGCOMMAND, OGLOGFILE, OG_ERR_LOCKED, OG_ERR_PARTITION, OG_ERR_FORMAT, OG_ERR_NOTEXEC, OG_ERR_NOTFOUND
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def _logtype2logfile (t):
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if 'log' == t: return ogGlobals.OGLOGFILE
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elif 'command' == t: return ogGlobals.OGLOGCOMMAND
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elif 'session' == t: return ogGlobals.OGLOGSESSION
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else: raise Exception (f'unknown log type ({t})')
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#/**
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# ogEcho [str_logtype ...] [str_loglevel] "str_message" ...
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#@brief Muestra mensajes en consola y lo registra en fichero de incidencias.
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#@param str_logtype tipo de registro de incidencias ("log", "command", "session")
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#@param str_loglevel nivel de registro de incidencias ("info", "warning", "error")
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#@param str_message mensaje (puede recibir más de 1 parámetro.
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#@return Mensaje mostrado.
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#*/
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## zero or more logtypes can be specified
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## zero or one loglevel can be specified
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## ogEcho ([], None, msg)
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## ogEcho ('log', None, msg)
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## ogEcho ('session', None, msg)
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## ogEcho (['log', 'session'], None, msg)
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## ogEcho ([], None, 'info', msg)
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## ogEcho ('log', None, 'info', msg)
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## ogEcho ('session', None, 'info', msg)
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## ogEcho (['log', 'session'], 'info', msg)
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def ogEcho (logtypes, loglevel, msg):
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logfiles = []
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if type (logtypes) is list:
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for l in logtypes:
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logfiles.append (_logtype2logfile (l))
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else: ## string
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logfiles.append (_logtype2logfile (logtypes))
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if loglevel is None or 'help' == loglevel:
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if ogGlobals.DEBUG.lower() != "no":
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logfiles.append (ogGlobals.OGLOGFILE)
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for f in logfiles:
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with open (f, 'a') as fd:
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fd.write (msg + '\n')
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return
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if 'info' == loglevel or 'warning' == loglevel or 'error' == loglevel:
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DATETIME = datetime.datetime.now(ZoneInfo(ogGlobals.TZ)).strftime("%F %T %Z")
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for f in logfiles:
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with open (f, 'a') as fd:
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fd.write (f"OpenGnsys {loglevel} {DATETIME} {msg}\n")
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else:
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raise Exception (f'unknown loglevel ({loglevel})')
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def ogExecAndLog(*args):
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# Variables locales
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ISCOMMAND = False
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ISLOG = False
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ISSESSION = False
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COMMAND = ""
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CONTINUE = 1
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FILES = ""
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REDIREC = ""
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FUNCNAME = ogExecAndLog.__name__
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# Si se solicita, mostrar ayuda.
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if len(args) > 0 and args[0] == "help":
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ogHelp(f"{FUNCNAME} str_logfile ... str_command ...",
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f"{FUNCNAME} COMMAND ls -al /")
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return
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# Procesar parámetros.
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while CONTINUE:
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arg = args.pop(0).lower()
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if arg == "command":
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ISCOMMAND = True
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continue
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elif arg == "log":
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ISLOG = True
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continue
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elif arg == "session":
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ISSESSION = True
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continue
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else:
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COMMAND = " ".join(args)
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CONTINUE = 0
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# Error si no se recibe un comando que ejecutar.
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if not COMMAND:
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ogRaiseError(OG_ERR_FORMAT)
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return
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# Componer lista de ficheros de registro.
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if ISCOMMAND:
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FILES = OGLOGCOMMAND
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open(FILES, "w").close()
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REDIREC = "2>&1"
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if ISLOG:
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FILES += " " + OGLOGFILE
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if ISSESSION:
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FILES += " " + OGLOGSESSION
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# Ejecutar comando.
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subprocess.call(f"{COMMAND} {REDIREC} | tee -a {FILES}", shell=True)
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# Salida de error del comando ejecutado.
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return subprocess.PIPESTATUS[0]
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#/**
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# ogGetCaller
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#@brief Devuelve nombre del programa o script ejecutor (padre).
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#@return str_name - Nombre del programa ejecutor.
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#*/
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def ogGetCaller():
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if 'COLUMNS' in os.environ:
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cols = os.environ['COLUMNS']
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else:
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cols = None
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lines = subprocess.run (["ps", "hp", str(os.getppid()), "-o", "args"], capture_output=True, text=True).stdout.splitlines()
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if 0 == len (lines):
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return ''
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line = lines[0]
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words = line.split()
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if "bash" in line and len(words)>1:
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caller = words[1]
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else:
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caller = words[0].lstrip("-")
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if cols is None:
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del (os.environ['COLUMNS'])
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else:
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os.environ['COLUMNS'] = cols
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return os.path.basename(caller)
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import inspect
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#/**
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# ogHelp ["str_function" ["str_format" ["str_example" ... ]]]
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#@brief Muestra mensaje de ayuda para una función determinda.
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#@param str_function Nombre de la función.
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#@param str_format Formato de ejecución de la función.
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#@param str_example Ejemplo de ejecución de la función.
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#@return str_help - Salida de ayuda.
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#@note Si no se indican parámetros, la función se toma de la variable \c $FUNCNAME
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#@note La descripción de la función se toma de la variable compuesta por \c MSG_FUNC_$función incluida en el fichero de idiomas.
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#@note Pueden especificarse varios mensajes con ejemplos.
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#@version 0.9 - Primera versión para OpenGnSys.
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#@author Ramon Gomez, ETSII Universidad de Sevilla
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#@date 2009-07-27
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#*/
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def ogHelp (fname, fmt, msg):
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func = fname or inspect.stack()[1][3]
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MSG = f'MSG_HELP_{func}'
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# Variables locales
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FUNC = ""
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MSG = ""
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FUNCNAME = ogHelp.__name__
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# Mostrar función, descripción y formato.
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FUNC = args[0] if len(args) > 0 else FUNCNAME[-1]
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MSG = f"MSG_HELP_{FUNC}"
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ogEcho("help", f"{MSG_FUNCTION} {FUNC}: {globals()[MSG]}")
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if len(args) > 1:
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ogEcho("help", f" {MSG_FORMAT}: {args[1]}")
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# Mostrar ejemplos (si existen).
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for example in args[2:]:
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ogEcho("help", f" {MSG_EXAMPLE}: {example}")
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#function ogHelp () {
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#
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## Variables locales.
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#local FUNC MSG
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#
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## Mostrar función, descripción y formato.
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#FUNC="${1:-${FUNCNAME[${#FUNCNAME[*]}-1]}}"
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#MSG="MSG_HELP_$FUNC"
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#ogEcho help "$MSG_FUNCTION $FUNC: ${!MSG}"
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#[ -n "$2" ] && ogEcho help " $MSG_FORMAT: $2"
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## Mostrar ejemplos (si existen).
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#shift 2
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#while [ $# -gt 0 ]; do
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# ogEcho help " $MSG_EXAMPLE: $1"
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# shift
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#done
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#}
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def ogRaiseError(*args):
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# Variables locales
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CONT = 1
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LOGS = ""
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MSG = ""
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CODE = ""
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FUNCS = ""
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FUNCNAME = ogRaiseError.__name__
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# Si se solicita, mostrar ayuda.
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if len(args) > 0 and args[0] == "help":
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ogHelp(f"{FUNCNAME}", f"{FUNCNAME} [str_logfile ...] int_errorcode str_errormessage")
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return
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# Selección de registros de incidencias.
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while CONT:
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arg = args.pop(0).lower()
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if arg == "log" or arg == "command" or arg == "session":
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LOGS += " " + arg
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else:
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CONT = 0
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# Obtener código y mensaje de error.
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CODE = args.pop(0)
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if CODE == OG_ERR_FORMAT:
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MSG = f"{MSG_ERR_FORMAT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTFOUND:
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MSG = f"{MSG_ERR_NOTFOUND} \"{args.pop(0)}\""
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elif CODE == OG_ERR_OUTOFLIMIT:
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MSG = f"{MSG_ERR_OUTOFLIMIT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_PARTITION:
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MSG = f"{MSG_ERR_PARTITION} \"{args.pop(0)}\""
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elif CODE == OG_ERR_LOCKED:
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MSG = f"{MSG_ERR_LOCKED} \"{args.pop(0)}\""
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elif CODE == OG_ERR_CACHE:
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MSG = f"{MSG_ERR_CACHE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOGPT:
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MSG = f"{MSG_ERR_NOGPT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_REPO:
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MSG = f"{MSG_ERR_REPO} \"{args.pop(0)}\""
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elif CODE == OG_ERR_FILESYS:
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MSG = f"{MSG_ERR_FILESYS} \"{args.pop(0)}\""
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elif CODE == OG_ERR_IMAGE:
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MSG = f"{MSG_ERR_IMAGE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTOS:
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MSG = f"{MSG_ERR_NOTOS} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTEXEC:
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MSG = f"{MSG_ERR_NOTEXEC} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTWRITE:
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MSG = f"{MSG_ERR_NOTWRITE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTCACHE:
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MSG = f"{MSG_ERR_NOTCACHE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_CACHESIZE:
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MSG = f"{MSG_ERR_CACHESIZE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_REDUCEFS:
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MSG = f"{MSG_ERR_REDUCEFS} \"{args.pop(0)}\""
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elif CODE == OG_ERR_EXTENDFS:
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MSG = f"{MSG_ERR_EXTENDFS} \"{args.pop(0)}\""
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elif CODE == OG_ERR_IMGSIZEPARTITION:
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MSG = f"{MSG_ERR_IMGSIZEPARTITION} \"{args.pop(0)}\""
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elif CODE == OG_ERR_UPDATECACHE:
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MSG = f"{MSG_ERR_UPDATECACHE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_DONTFORMAT:
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MSG = f"{MSG_ERR_DONTFORMAT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_IMAGEFILE:
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MSG = f"{MSG_ERR_IMAGEFILE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_UCASTSYNTAXT:
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MSG = f"{MSG_ERR_UCASTSYNTAXT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_UCASTSENDPARTITION:
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MSG = f"{MSG_ERR_UCASTSENDPARTITION} \"{args.pop(0)}\""
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elif CODE == OG_ERR_UCASTSENDFILE:
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MSG = f"{MSG_ERR_UCASTSENDFILE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_UCASTRECEIVERPARTITION:
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MSG = f"{MSG_ERR_UCASTRECEIVERPARTITION} \"{args.pop(0)}\""
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elif CODE == OG_ERR_UCASTRECEIVERFILE:
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MSG = f"{MSG_ERR_UCASTRECEIVERFILE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_MCASTSYNTAXT:
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MSG = f"{MSG_ERR_MCASTSYNTAXT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_MCASTSENDFILE:
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MSG = f"{MSG_ERR_MCASTSENDFILE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_MCASTRECEIVERFILE:
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MSG = f"{MSG_ERR_MCASTRECEIVERFILE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_MCASTSENDPARTITION:
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MSG = f"{MSG_ERR_MCASTSENDPARTITION} \"{args.pop(0)}\""
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elif CODE == OG_ERR_MCASTRECEIVERPARTITION:
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MSG = f"{MSG_ERR_MCASTRECEIVERPARTITION} \"{args.pop(0)}\""
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elif CODE == OG_ERR_PROTOCOLJOINMASTER:
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MSG = f"{MSG_ERR_PROTOCOLJOINMASTER} \"{args.pop(0)}\""
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elif CODE == OG_ERR_DONTMOUNT_IMAGE:
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MSG = f"{MSG_ERR_DONTMOUNT_IMAGE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_DONTUNMOUNT_IMAGE:
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MSG = f"{MSG_ERR_DONTUNMOUNT_IMAGE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_DONTSYNC_IMAGE:
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MSG = f"{MSG_ERR_DONTSYNC_IMAGE} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTDIFFERENT:
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MSG = f"{MSG_ERR_NOTDIFFERENT} \"{args.pop(0)}\""
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elif CODE == OG_ERR_SYNCHRONIZING:
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MSG = f"{MSG_ERR_SYNCHRONIZING} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTUEFI:
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MSG = f"{MSG_ERR_NOTUEFI} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOMSDOS:
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MSG = f"{MSG_ERR_NOMSDOS} \"{args.pop(0)}\""
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elif CODE == OG_ERR_NOTBIOS:
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MSG = f"{MSG_ERR_NOTBIOS} \"{args.pop(0)}\""
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else:
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MSG = MSG_ERR_GENERIC
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CODE = OG_ERR_GENERIC
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# Obtener lista de funciones afectadas, incluyendo el script que las llama.
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FUNCS = " ".join(FUNCNAME[1:])
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FUNCS = FUNCS.replace("main", os.path.basename(sys.argv[0]))
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# Mostrar mensaje de error si es función depurable y salir con el código indicado.
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if CODE == OG_ERR_FORMAT or ogCheckStringInGroup(FUNCS, NODEBUGFUNCTIONS) or not ogCheckStringInGroup(FUNCS.split()[0], NODEBUGFUNCTIONS):
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ogEcho(LOGS, "error", f"{FUNCS.replace(' ', '<-')}: {MSG}", file=sys.stderr)
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return CODE
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def ogIsRepoLocked():
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# Variables locales
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FILES = ""
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FUNCNAME = ogIsRepoLocked.__name__
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# Si se solicita, mostrar ayuda.
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if len(sys.argv) > 1 and sys.argv[1] == "help":
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ogHelp(f"{FUNCNAME}", f"{FUNCNAME}", f"if {FUNCNAME}(): ...")
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# No hacer nada, si no está definido el punto de montaje del repositorio.
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if not OGIMG:
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return 1
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# Comprobar si alguno de los ficheros abiertos por los procesos activos está en el
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# punto de montaje del repositorio de imágenes.
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FILES = subprocess.check_output(["find", "/proc", "-maxdepth", "2", "-type", "f", "-lname", f"{OGIMG}/*"]).decode("utf-8")
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return bool(FILES)
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def ogCheckProgram(*args):
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FUNCNAME = ogCheckProgram.__name__
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# Si se solicita, mostrar ayuda.
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if len(args) > 0 and args[0] == "help":
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ogHelp(f"{FUNCNAME} \"str_program ...\"",
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f"{FUNCNAME} \"partimage partclone mbuffer\"")
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return
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# Error si no se recibe 1 parámetro.
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if len(args) != 1:
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ogRaiseError(OG_ERR_FORMAT)
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return
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PERROR = 0
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PLOG = " "
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for i in args[0].split():
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if not shutil.which(i):
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PERROR = 1
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PLOG += f" {i}"
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if PERROR == 1:
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ogRaiseError(OG_ERR_NOTEXEC, PLOG)
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return
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else:
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return 0
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def ogIsVirtualMachine():
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output = subprocess.run (["dmidecode", "-s", "system-product-name"], capture_output=True, text=True).stdout
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return "KVM" in output or "VirtualBox" in output
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