1 | import subprocess |
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2 | import datetime |
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3 | import sys |
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4 | import os |
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5 | import shutil |
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6 | |
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7 | from engine.DiskLib import * |
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8 | from engine.CacheLib import * |
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9 | from engine.StringLib import * |
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10 | |
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11 | #NODEBUGFUNCTIONS, OGIMG, OG_ERR_CACHESIZE, OG_ERR_NOTCACHE, OG_ERR_NOTWRITE, OG_ERR_FILESYS |
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12 | #OG_ERR_REPO, OG_ERR_NOTOS, OG_ERR_NOGPT, OG_ERR_OUTOFLIMIT, OG_ERR_IMAGE, OG_ERR_CACHE |
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13 | #OGLOGSESSION, OGLOGCOMMAND, OGLOGFILE, OG_ERR_LOCKED, OG_ERR_PARTITION, OG_ERR_FORMAT, OG_ERR_NOTEXEC, OG_ERR_NOTFOUND |
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14 | |
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15 | def ogEcho(*args): |
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16 | # Variables locales |
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17 | CONT = 1 |
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18 | LOGS = "" |
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19 | LOGLEVEL = "" |
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20 | DATETIME = "" |
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21 | |
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22 | # Selección de ficheros de registro de incidencias. |
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23 | while CONT: |
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24 | arg = args.pop(0).lower() |
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25 | if arg == "log": |
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26 | LOGS += " " + OGLOGFILE |
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27 | elif arg == "command": |
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28 | LOGS += " " + OGLOGCOMMAND |
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29 | elif arg == "session": |
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30 | LOGS += " " + OGLOGSESSION |
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31 | else: |
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32 | CONT = 0 |
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33 | |
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34 | # Selección del nivel de registro (opcional). |
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35 | arg = args.pop(0).lower() |
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36 | if arg == "help": |
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37 | pass |
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38 | elif arg == "info" or arg == "warning" or arg == "error": |
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39 | LOGLEVEL = arg |
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40 | |
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41 | if LOGLEVEL: |
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42 | DATETIME = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") |
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43 | # Registrar mensajes en fichero de log si la depuración no está desactivada. |
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44 | if DEBUG.lower() != "no": |
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45 | LOGS += " " + OGLOGFILE |
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46 | subprocess.call(f"logger -t OpenGnsys {LOGLEVEL} {DATETIME} {' '.join(args)}", shell=True) |
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47 | else: |
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48 | print(' '.join(args)) |
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49 | |
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50 | def ogExecAndLog(*args): |
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51 | # Variables locales |
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52 | ISCOMMAND = False |
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53 | ISLOG = False |
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54 | ISSESSION = False |
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55 | COMMAND = "" |
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56 | CONTINUE = 1 |
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57 | FILES = "" |
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58 | REDIREC = "" |
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59 | FUNCNAME = ogExecAndLog.__name__ |
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60 | |
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61 | # Si se solicita, mostrar ayuda. |
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62 | if len(args) > 0 and args[0] == "help": |
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63 | ogHelp(f"{FUNCNAME} str_logfile ... str_command ...", |
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64 | f"{FUNCNAME} COMMAND ls -al /") |
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65 | return |
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66 | |
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67 | # Procesar parámetros. |
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68 | while CONTINUE: |
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69 | arg = args.pop(0).lower() |
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70 | if arg == "command": |
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71 | ISCOMMAND = True |
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72 | continue |
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73 | elif arg == "log": |
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74 | ISLOG = True |
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75 | continue |
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76 | elif arg == "session": |
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77 | ISSESSION = True |
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78 | continue |
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79 | else: |
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80 | COMMAND = " ".join(args) |
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81 | CONTINUE = 0 |
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82 | |
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83 | # Error si no se recibe un comando que ejecutar. |
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84 | if not COMMAND: |
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85 | ogRaiseError(OG_ERR_FORMAT) |
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86 | return |
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87 | |
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88 | # Componer lista de ficheros de registro. |
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89 | if ISCOMMAND: |
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90 | FILES = OGLOGCOMMAND |
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91 | open(FILES, "w").close() |
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92 | REDIREC = "2>&1" |
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93 | if ISLOG: |
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94 | FILES += " " + OGLOGFILE |
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95 | if ISSESSION: |
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96 | FILES += " " + OGLOGSESSION |
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97 | |
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98 | # Ejecutar comando. |
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99 | subprocess.call(f"{COMMAND} {REDIREC} | tee -a {FILES}", shell=True) |
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100 | # Salida de error del comando ejecutado. |
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101 | return subprocess.PIPESTATUS[0] |
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102 | |
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103 | def ogGetCaller(): |
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104 | # Obtener el nombre del programa o del script que ha llamado al proceso actual. |
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105 | output = subprocess.check_output(["ps", "hp", str(os.getppid()), "-o", "args"]).decode("utf-8") |
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106 | lines = output.split("\n") |
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107 | caller = "" |
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108 | for line in lines: |
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109 | if "bash" in line and line.split()[1] != "": |
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110 | caller = line.split()[1] |
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111 | else: |
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112 | caller = line.split()[0].lstrip("-") |
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113 | return os.path.basename(caller) |
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114 | |
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115 | def ogHelp(*args): |
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116 | # Variables locales |
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117 | FUNC = "" |
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118 | MSG = "" |
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119 | FUNCNAME = ogHelp.__name__ |
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120 | |
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121 | # Mostrar función, descripción y formato. |
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122 | FUNC = args[0] if len(args) > 0 else FUNCNAME[-1] |
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123 | MSG = f"MSG_HELP_{FUNC}" |
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124 | ogEcho("help", f"{MSG_FUNCTION} {FUNC}: {globals()[MSG]}") |
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125 | if len(args) > 1: |
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126 | ogEcho("help", f" {MSG_FORMAT}: {args[1]}") |
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127 | |
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128 | # Mostrar ejemplos (si existen). |
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129 | for example in args[2:]: |
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130 | ogEcho("help", f" {MSG_EXAMPLE}: {example}") |
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131 | |
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132 | def ogRaiseError(*args): |
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133 | # Variables locales |
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134 | CONT = 1 |
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135 | LOGS = "" |
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136 | MSG = "" |
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137 | CODE = "" |
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138 | FUNCS = "" |
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139 | FUNCNAME = ogRaiseError.__name__ |
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140 | |
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141 | # Si se solicita, mostrar ayuda. |
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142 | if len(args) > 0 and args[0] == "help": |
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143 | ogHelp(f"{FUNCNAME}", f"{FUNCNAME} [str_logfile ...] int_errorcode str_errormessage") |
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144 | return |
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145 | |
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146 | # Selección de registros de incidencias. |
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147 | while CONT: |
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148 | arg = args.pop(0).lower() |
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149 | if arg == "log" or arg == "command" or arg == "session": |
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150 | LOGS += " " + arg |
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151 | else: |
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152 | CONT = 0 |
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153 | |
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154 | # Obtener código y mensaje de error. |
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155 | CODE = args.pop(0) |
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156 | if CODE == OG_ERR_FORMAT: |
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157 | MSG = f"{MSG_ERR_FORMAT} \"{args.pop(0)}\"" |
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158 | elif CODE == OG_ERR_NOTFOUND: |
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159 | MSG = f"{MSG_ERR_NOTFOUND} \"{args.pop(0)}\"" |
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160 | elif CODE == OG_ERR_OUTOFLIMIT: |
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161 | MSG = f"{MSG_ERR_OUTOFLIMIT} \"{args.pop(0)}\"" |
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162 | elif CODE == OG_ERR_PARTITION: |
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163 | MSG = f"{MSG_ERR_PARTITION} \"{args.pop(0)}\"" |
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164 | elif CODE == OG_ERR_LOCKED: |
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165 | MSG = f"{MSG_ERR_LOCKED} \"{args.pop(0)}\"" |
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166 | elif CODE == OG_ERR_CACHE: |
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167 | MSG = f"{MSG_ERR_CACHE} \"{args.pop(0)}\"" |
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168 | elif CODE == OG_ERR_NOGPT: |
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169 | MSG = f"{MSG_ERR_NOGPT} \"{args.pop(0)}\"" |
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170 | elif CODE == OG_ERR_REPO: |
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171 | MSG = f"{MSG_ERR_REPO} \"{args.pop(0)}\"" |
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172 | elif CODE == OG_ERR_FILESYS: |
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173 | MSG = f"{MSG_ERR_FILESYS} \"{args.pop(0)}\"" |
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174 | elif CODE == OG_ERR_IMAGE: |
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175 | MSG = f"{MSG_ERR_IMAGE} \"{args.pop(0)}\"" |
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176 | elif CODE == OG_ERR_NOTOS: |
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177 | MSG = f"{MSG_ERR_NOTOS} \"{args.pop(0)}\"" |
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178 | elif CODE == OG_ERR_NOTEXEC: |
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179 | MSG = f"{MSG_ERR_NOTEXEC} \"{args.pop(0)}\"" |
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180 | elif CODE == OG_ERR_NOTWRITE: |
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181 | MSG = f"{MSG_ERR_NOTWRITE} \"{args.pop(0)}\"" |
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182 | elif CODE == OG_ERR_NOTCACHE: |
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183 | MSG = f"{MSG_ERR_NOTCACHE} \"{args.pop(0)}\"" |
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184 | elif CODE == OG_ERR_CACHESIZE: |
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185 | MSG = f"{MSG_ERR_CACHESIZE} \"{args.pop(0)}\"" |
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186 | elif CODE == OG_ERR_REDUCEFS: |
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187 | MSG = f"{MSG_ERR_REDUCEFS} \"{args.pop(0)}\"" |
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188 | elif CODE == OG_ERR_EXTENDFS: |
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189 | MSG = f"{MSG_ERR_EXTENDFS} \"{args.pop(0)}\"" |
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190 | elif CODE == OG_ERR_IMGSIZEPARTITION: |
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191 | MSG = f"{MSG_ERR_IMGSIZEPARTITION} \"{args.pop(0)}\"" |
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192 | elif CODE == OG_ERR_UPDATECACHE: |
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193 | MSG = f"{MSG_ERR_UPDATECACHE} \"{args.pop(0)}\"" |
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194 | elif CODE == OG_ERR_DONTFORMAT: |
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195 | MSG = f"{MSG_ERR_DONTFORMAT} \"{args.pop(0)}\"" |
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196 | elif CODE == OG_ERR_IMAGEFILE: |
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197 | MSG = f"{MSG_ERR_IMAGEFILE} \"{args.pop(0)}\"" |
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198 | elif CODE == OG_ERR_UCASTSYNTAXT: |
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199 | MSG = f"{MSG_ERR_UCASTSYNTAXT} \"{args.pop(0)}\"" |
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200 | elif CODE == OG_ERR_UCASTSENDPARTITION: |
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201 | MSG = f"{MSG_ERR_UCASTSENDPARTITION} \"{args.pop(0)}\"" |
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202 | elif CODE == OG_ERR_UCASTSENDFILE: |
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203 | MSG = f"{MSG_ERR_UCASTSENDFILE} \"{args.pop(0)}\"" |
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204 | elif CODE == OG_ERR_UCASTRECEIVERPARTITION: |
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205 | MSG = f"{MSG_ERR_UCASTRECEIVERPARTITION} \"{args.pop(0)}\"" |
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206 | elif CODE == OG_ERR_UCASTRECEIVERFILE: |
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207 | MSG = f"{MSG_ERR_UCASTRECEIVERFILE} \"{args.pop(0)}\"" |
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208 | elif CODE == OG_ERR_MCASTSYNTAXT: |
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209 | MSG = f"{MSG_ERR_MCASTSYNTAXT} \"{args.pop(0)}\"" |
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210 | elif CODE == OG_ERR_MCASTSENDFILE: |
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211 | MSG = f"{MSG_ERR_MCASTSENDFILE} \"{args.pop(0)}\"" |
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212 | elif CODE == OG_ERR_MCASTRECEIVERFILE: |
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213 | MSG = f"{MSG_ERR_MCASTRECEIVERFILE} \"{args.pop(0)}\"" |
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214 | elif CODE == OG_ERR_MCASTSENDPARTITION: |
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215 | MSG = f"{MSG_ERR_MCASTSENDPARTITION} \"{args.pop(0)}\"" |
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216 | elif CODE == OG_ERR_MCASTRECEIVERPARTITION: |
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217 | MSG = f"{MSG_ERR_MCASTRECEIVERPARTITION} \"{args.pop(0)}\"" |
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218 | elif CODE == OG_ERR_PROTOCOLJOINMASTER: |
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219 | MSG = f"{MSG_ERR_PROTOCOLJOINMASTER} \"{args.pop(0)}\"" |
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220 | elif CODE == OG_ERR_DONTMOUNT_IMAGE: |
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221 | MSG = f"{MSG_ERR_DONTMOUNT_IMAGE} \"{args.pop(0)}\"" |
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222 | elif CODE == OG_ERR_DONTUNMOUNT_IMAGE: |
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223 | MSG = f"{MSG_ERR_DONTUNMOUNT_IMAGE} \"{args.pop(0)}\"" |
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224 | elif CODE == OG_ERR_DONTSYNC_IMAGE: |
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225 | MSG = f"{MSG_ERR_DONTSYNC_IMAGE} \"{args.pop(0)}\"" |
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226 | elif CODE == OG_ERR_NOTDIFFERENT: |
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227 | MSG = f"{MSG_ERR_NOTDIFFERENT} \"{args.pop(0)}\"" |
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228 | elif CODE == OG_ERR_SYNCHRONIZING: |
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229 | MSG = f"{MSG_ERR_SYNCHRONIZING} \"{args.pop(0)}\"" |
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230 | elif CODE == OG_ERR_NOTUEFI: |
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231 | MSG = f"{MSG_ERR_NOTUEFI} \"{args.pop(0)}\"" |
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232 | elif CODE == OG_ERR_NOMSDOS: |
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233 | MSG = f"{MSG_ERR_NOMSDOS} \"{args.pop(0)}\"" |
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234 | elif CODE == OG_ERR_NOTBIOS: |
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235 | MSG = f"{MSG_ERR_NOTBIOS} \"{args.pop(0)}\"" |
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236 | else: |
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237 | MSG = MSG_ERR_GENERIC |
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238 | CODE = OG_ERR_GENERIC |
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239 | |
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240 | # Obtener lista de funciones afectadas, incluyendo el script que las llama. |
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241 | FUNCS = " ".join(FUNCNAME[1:]) |
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242 | FUNCS = FUNCS.replace("main", os.path.basename(sys.argv[0])) |
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243 | |
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244 | # Mostrar mensaje de error si es función depurable y salir con el código indicado. |
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245 | if CODE == OG_ERR_FORMAT or ogCheckStringInGroup(FUNCS, NODEBUGFUNCTIONS) or not ogCheckStringInGroup(FUNCS.split()[0], NODEBUGFUNCTIONS): |
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246 | ogEcho(LOGS, "error", f"{FUNCS.replace(' ', '<-')}: {MSG}", file=sys.stderr) |
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247 | |
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248 | return CODE |
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249 | |
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250 | def ogIsRepoLocked(): |
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251 | # Variables locales |
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252 | FILES = "" |
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253 | FUNCNAME = ogIsRepoLocked.__name__ |
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254 | |
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255 | # Si se solicita, mostrar ayuda. |
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256 | if len(sys.argv) > 1 and sys.argv[1] == "help": |
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257 | ogHelp(f"{FUNCNAME}", f"{FUNCNAME}", f"if {FUNCNAME}(): ...") |
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258 | |
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259 | # No hacer nada, si no está definido el punto de montaje del repositorio. |
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260 | if not OGIMG: |
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261 | return 1 |
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262 | |
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263 | # Comprobar si alguno de los ficheros abiertos por los procesos activos está en el |
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264 | # punto de montaje del repositorio de imágenes. |
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265 | FILES = subprocess.check_output(["find", "/proc", "-maxdepth", "2", "-type", "f", "-lname", f"{OGIMG}/*"]).decode("utf-8") |
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266 | return bool(FILES) |
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267 | |
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268 | def ogCheckProgram(*args): |
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269 | FUNCNAME = ogCheckProgram.__name__ |
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270 | # Si se solicita, mostrar ayuda. |
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271 | if len(args) > 0 and args[0] == "help": |
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272 | ogHelp(f"{FUNCNAME} \"str_program ...\"", |
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273 | f"{FUNCNAME} \"partimage partclone mbuffer\"") |
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274 | return |
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275 | |
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276 | # Error si no se recibe 1 parámetro. |
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277 | if len(args) != 1: |
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278 | ogRaiseError(OG_ERR_FORMAT) |
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279 | return |
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280 | |
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281 | PERROR = 0 |
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282 | PLOG = " " |
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283 | for i in args[0].split(): |
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284 | if not shutil.which(i): |
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285 | PERROR = 1 |
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286 | PLOG += f" {i}" |
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287 | |
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288 | if PERROR == 1: |
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289 | ogRaiseError(OG_ERR_NOTEXEC, PLOG) |
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290 | return |
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291 | else: |
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292 | return 0 |
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293 | |
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294 | def ogIsVirtualMachine(): |
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295 | output = subprocess.check_output(["dmidecode", "-s", "system-product-name"]).decode("utf-8") |
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296 | if "KVM" in output or "VirtualBox" in output: |
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297 | return 1 |
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298 | else: |
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299 | return 0 |
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