1 | import subprocess |
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2 | import sys |
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3 | |
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4 | from engine.SystemLib import * |
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5 | from engine.DiskLib import * |
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6 | from engine.CacheLib import * |
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7 | |
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8 | def ogCheckFs(int_ndisk, int_nfilesys): |
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9 | # Si se solicita, mostrar ayuda. |
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10 | if int_ndisk == "help": |
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11 | ogHelp("ogCheckFs", "ogCheckFs int_ndisk int_nfilesys", "ogCheckFs 1 1") |
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12 | return |
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13 | |
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14 | # Error si no se reciben 2 parámetros. |
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15 | if len(sys.argv) != 3: |
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16 | ogRaiseError(OG_ERR_FORMAT) |
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17 | return |
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18 | |
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19 | # Obtener partición. |
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20 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
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21 | if not PART: |
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22 | return |
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23 | |
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24 | TYPE = ogGetFsType(int_ndisk, int_nfilesys) |
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25 | if TYPE == "EXT[234]" or TYPE == "CACHE": |
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26 | PROG = "e2fsck" |
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27 | PARAMS = "-y" |
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28 | CODES = [1, 2] |
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29 | elif TYPE == "BTRFS": |
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30 | PROG = "btrfsck" |
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31 | CODES = [1] |
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32 | elif TYPE == "REISERFS": |
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33 | PROG = "fsck.reiserfs" |
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34 | PARAMS = "<<<\"Yes\"" |
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35 | CODES = [1, 2] |
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36 | elif TYPE == "REISER4": |
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37 | PROG = "fsck.reiser4" |
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38 | PARAMS = "-ay" |
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39 | elif TYPE == "JFS": |
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40 | PROG = "fsck.jfs" |
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41 | CODES = [1, 2] |
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42 | elif TYPE == "XFS": |
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43 | PROG = "xfs_repair" |
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44 | elif TYPE == "F2FS": |
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45 | PROG = "fsck.f2fs" |
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46 | elif TYPE == "NTFS": |
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47 | PROG = "ntfsfix" |
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48 | elif TYPE == "EXFAT": |
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49 | PROG = "fsck.exfat" |
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50 | elif TYPE == "FAT32": |
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51 | PROG = "dosfsck" |
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52 | PARAMS = "-a" |
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53 | CODES = [1] |
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54 | elif TYPE == "FAT16": |
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55 | PROG = "dosfsck" |
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56 | PARAMS = "-a" |
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57 | CODES = [1] |
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58 | elif TYPE == "FAT12": |
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59 | PROG = "dosfsck" |
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60 | PARAMS = "-a" |
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61 | CODES = [1] |
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62 | elif TYPE == "HFS": |
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63 | PROG = "fsck.hfs" |
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64 | PARAMS = "-f" |
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65 | elif TYPE == "HFSPLUS": |
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66 | PROG = "fsck.hfs" |
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67 | PARAMS = "-f" |
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68 | elif TYPE == "UFS": |
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69 | PROG = "fsck.ufs" |
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70 | elif TYPE == "ZFS": |
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71 | PROG = "fsck.zfs" |
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72 | else: |
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73 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk}, {int_nfilesys}") |
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74 | return |
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75 | |
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76 | # Error si el sistema de archivos esta montado o bloqueado. |
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77 | ogUnmount(int_ndisk, int_nfilesys) |
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78 | if ogIsMounted(int_ndisk, int_nfilesys): |
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79 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk} {int_nfilesys}") |
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80 | return |
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81 | if ogIsLocked(int_ndisk, int_nfilesys): |
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82 | ogRaiseError(OG_ERR_LOCKED, f"{int_ndisk} {int_nfilesys}") |
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83 | return |
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84 | |
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85 | # Comprobar en modo uso exclusivo. |
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86 | ogLock(int_ndisk, int_nfilesys) |
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87 | try: |
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88 | result = subprocess.run([PROG, PARAMS, PART], capture_output=True) |
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89 | ERRCODE = result.returncode |
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90 | except FileNotFoundError: |
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91 | ogRaiseError(OG_ERR_NOTEXEC, PROG) |
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92 | ERRCODE = OG_ERR_NOTEXEC |
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93 | except: |
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94 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk} {int_nfilesys}") |
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95 | ERRCODE = OG_ERR_PARTITION |
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96 | |
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97 | ogUnlock(int_ndisk, int_nfilesys) |
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98 | return ERRCODE |
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99 | |
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100 | def ogExtendFs(): |
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101 | # Si se solicita, mostrar ayuda. |
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102 | if len(sys.argv) == 2 and sys.argv[1] == "help": |
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103 | ogHelp("ogExtendFs", "ogExtendFs int_ndisk int_nfilesys", "ogExtendFs 1 1") |
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104 | return |
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105 | |
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106 | # Error si no se reciben 2 parámetros. |
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107 | if len(sys.argv) != 3: |
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108 | ogRaiseError(OG_ERR_FORMAT) |
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109 | return |
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110 | |
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111 | # Obtener partición. |
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112 | PART = ogDiskToDev(int(sys.argv[1]), int(sys.argv[2])) |
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113 | if not PART: |
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114 | return |
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115 | |
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116 | # Redimensionar al tamaño máximo según el tipo de partición. |
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117 | TYPE = ogGetFsType(int(sys.argv[1]), int(sys.argv[2])) |
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118 | if TYPE == "EXT[234]": |
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119 | PROG = "resize2fs" |
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120 | PARAMS = "-f" |
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121 | elif TYPE == "BTRFS": |
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122 | PROG = "btrfs" |
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123 | PARAMS = "filesystem resize max" |
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124 | DOMOUNT = True # Debe estar montado. |
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125 | elif TYPE == "REISERFS" or TYPE == "REISER4": |
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126 | PROG = "resize_reiserfs" |
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127 | PARAMS = "-f" |
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128 | elif TYPE == "F2FS" or TYPE == "JFS" or TYPE == "NILFS2" or TYPE == "XFS" or TYPE == "EXFAT" or TYPE == "FAT32" or TYPE == "FAT16" or TYPE == "HFS" or TYPE == "HFSPLUS" or TYPE == "UFS": |
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129 | return # No se reduce (por el momento). |
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130 | elif TYPE == "NTFS": |
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131 | PROG = "ntfsresize" |
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132 | PARAMS = "<<<\"y\" -f" |
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133 | else: |
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134 | ogRaiseError(OG_ERR_PARTITION, f"{int(sys.argv[1])} {int(sys.argv[2])} {TYPE}") |
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135 | return |
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136 | |
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137 | # Salida normal si no se va a aplicar la operación. |
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138 | if not PROG: |
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139 | return |
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140 | |
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141 | # Error si el sistema de archivos no se queda en el estado de montaje adecuado. |
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142 | if DOMOUNT: |
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143 | PART = ogMount(int(sys.argv[1]), int(sys.argv[2])) |
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144 | if not PART: |
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145 | return |
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146 | else: |
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147 | ogUnmount(int(sys.argv[1]), int(sys.argv[2])) |
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148 | if ogIsMounted(int(sys.argv[1]), int(sys.argv[2])): |
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149 | ogRaiseError(OG_ERR_PARTITION, f"{int(sys.argv[1])} {int(sys.argv[2])}") |
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150 | return |
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151 | |
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152 | # Error si el sistema de archivos está bloqueado. |
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153 | if ogIsLocked(int(sys.argv[1]), int(sys.argv[2])): |
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154 | ogRaiseError(OG_ERR_LOCKED, f"{int(sys.argv[1])} {int(sys.argv[2])}") |
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155 | return |
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156 | |
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157 | # Redimensionar en modo uso exclusivo. |
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158 | ogLock(int(sys.argv[1]), int(sys.argv[2])) |
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159 | try: |
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160 | subprocess.run([PROG, PARAMS, PART], capture_output=True) |
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161 | ERRCODE = 0 |
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162 | except FileNotFoundError: |
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163 | ogRaiseError(OG_ERR_NOTEXEC, PROG) |
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164 | ERRCODE = OG_ERR_NOTEXEC |
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165 | except: |
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166 | ogRaiseError(OG_ERR_PARTITION, f"{int(sys.argv[1])} {int(sys.argv[2])}") |
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167 | ERRCODE = OG_ERR_PARTITION |
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168 | |
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169 | ogUnlock(int(sys.argv[1]), int(sys.argv[2])) |
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170 | return ERRCODE |
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171 | |
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172 | def ogFormat(int_ndisk, int_nfilesys): |
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173 | if int_nfilesys.lower() == "cache": |
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174 | ogFormatCache() |
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175 | else: |
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176 | ogFormatFs(int_ndisk, int_nfilesys) |
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177 | |
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178 | def ogFormatFs(int_ndisk, int_nfilesys, str_label=None): |
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179 | # Si se solicita, mostrar ayuda. |
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180 | if str_label == "help": |
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181 | ogHelp("ogFormatFs", "ogFormatFs int_ndisk int_nfilesys [str_label]", "ogFormatFs 1 1", "ogFormatFs 1 1 EXT4", "ogFormatFs 1 1 \"DATA\"", "ogFormatFs 1 1 EXT4 \"DATA\"") |
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182 | return |
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183 | |
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184 | # Error si no se reciben entre 2 y 4 parámetros. |
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185 | if not (2 <= len(sys.argv) <= 4): |
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186 | ogRaiseError(OG_ERR_FORMAT) |
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187 | return |
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188 | |
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189 | # Obtener fichero de dispositivo. |
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190 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
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191 | if not PART: |
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192 | return |
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193 | |
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194 | # Error si la partición está montada o bloqueada. |
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195 | if ogIsMounted(int_ndisk, int_nfilesys): |
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196 | ogRaiseError(OG_ERR_DONTFORMAT, f"{MSG_MOUNT}: {int_ndisk} {int_nfilesys}") |
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197 | return |
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198 | if ogIsLocked(int_ndisk, int_nfilesys): |
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199 | ogRaiseError(OG_ERR_LOCKED, f"{int_ndisk} {int_nfilesys}") |
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200 | return |
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201 | |
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202 | # Si no se indica el tipo de sistema de archivos, intentar obtenerlo. |
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203 | TYPE = ogGetFsType(int_ndisk, int_nfilesys) |
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204 | if not TYPE: |
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205 | TYPE = sys.argv[3] |
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206 | |
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207 | # Error, si no especifica el tipo de sistema de archivos a formatear. |
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208 | if not TYPE: |
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209 | ogRaiseError(OG_ERR_FORMAT, f"{int_ndisk} {int_nfilesys} ...") |
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210 | return |
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211 | |
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212 | # Elegir tipo de formato. |
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213 | if TYPE == "EXT2": |
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214 | PROG = "mkfs.ext2" |
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215 | PARAMS = "-F" |
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216 | elif TYPE == "EXT3": |
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217 | PROG = "mkfs.ext3" |
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218 | PARAMS = "-F" |
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219 | elif TYPE == "EXT4": |
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220 | PROG = "mkfs.ext4" |
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221 | PARAMS = "-F" |
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222 | elif TYPE == "BTRFS": |
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223 | PROG = "mkfs.btrfs" |
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224 | PARAMS = "-f" |
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225 | elif TYPE == "REISERFS": |
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226 | PROG = "mkfs.reiserfs" |
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227 | PARAMS = "-f" |
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228 | LABELPARAM = "-l" |
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229 | elif TYPE == "REISER4": |
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230 | PROG = "mkfs.reiser4" |
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231 | PARAMS = "-f <<<\"y\"" |
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232 | elif TYPE == "XFS": |
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233 | PROG = "mkfs.xfs" |
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234 | PARAMS = "-f" |
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235 | elif TYPE == "JFS": |
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236 | PROG = "mkfs.jfs" |
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237 | PARAMS = "<<<\"y\"" |
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238 | elif TYPE == "F2FS": |
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239 | PROG = "mkfs.f2fs" |
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240 | LABELPARAM = "-l" |
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241 | elif TYPE == "NILFS2": |
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242 | PROG = "mkfs.nilfs2" |
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243 | PARAMS = "-f" |
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244 | elif TYPE == "LINUX-SWAP": |
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245 | PROG = "mkswap" |
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246 | elif TYPE == "NTFS": |
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247 | PROG = "mkntfs" |
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248 | PARAMS = "-f" |
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249 | elif TYPE == "EXFAT": |
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250 | PROG = "mkfs.exfat" |
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251 | LABELPARAM = "-n" |
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252 | elif TYPE == "FAT32": |
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253 | PROG = "mkdosfs" |
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254 | PARAMS = "-F 32" |
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255 | LABELPARAM = "-n" |
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256 | elif TYPE == "FAT16": |
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257 | PROG = "mkdosfs" |
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258 | PARAMS = "-F 16" |
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259 | LABELPARAM = "-n" |
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260 | elif TYPE == "FAT12": |
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261 | PROG = "mkdosfs" |
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262 | PARAMS = "-F 12" |
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263 | LABELPARAM = "-n" |
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264 | elif TYPE == "HFS": |
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265 | PROG = "mkfs.hfs" |
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266 | elif TYPE == "HFSPLUS": |
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267 | PROG = "mkfs.hfsplus" |
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268 | LABELPARAM = "-v" |
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269 | elif TYPE == "UFS": |
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270 | PROG = "mkfs.ufs" |
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271 | PARAMS = "-O 2" |
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272 | else: |
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273 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk} {int_nfilesys} {TYPE}") |
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274 | return |
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275 | |
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276 | # Etiquetas de particion. |
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277 | if not str_label: |
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278 | if sys.argv[4] == "CACHE": |
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279 | ogRaiseError(OG_ERR_FORMAT, f"{MSG_RESERVEDVALUE}: CACHE") |
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280 | return |
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281 | if len(sys.argv) >= 4: |
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282 | PARAMS = f"{PARAMS} {LABELPARAM or '-L'} {sys.argv[4]}" |
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283 | else: |
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284 | PARAMS = f"{PARAMS} {LABELPARAM or '-L'} {str_label}" |
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285 | |
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286 | # Formatear en modo uso exclusivo (desmontar siempre). |
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287 | ogLock(int_ndisk, int_nfilesys) |
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288 | try: |
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289 | subprocess.run([PROG, PARAMS, PART], capture_output=True) |
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290 | ERRCODE = 0 |
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291 | except FileNotFoundError: |
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292 | ogRaiseError(OG_ERR_NOTEXEC, PROG) |
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293 | ERRCODE = OG_ERR_NOTEXEC |
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294 | except: |
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295 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk} {int_nfilesys}") |
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296 | ERRCODE = OG_ERR_PARTITION |
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297 | |
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298 | ogUnlock(int_ndisk, int_nfilesys) |
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299 | return ERRCODE |
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300 | |
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301 | def ogGetFsSize(int_ndisk, int_npartition, str_unit=None): |
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302 | # Si se solicita, mostrar ayuda. |
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303 | if str_unit == "help": |
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304 | ogHelp("ogGetFsSize", "ogGetFsSize int_ndisk int_npartition [str_unit]", "ogGetFsSize 1 1", "ogGetFsSize 1 1 KB") |
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305 | return |
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306 | |
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307 | # Error si no se reciben 2 o 3 parámetros. |
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308 | if not (2 <= len(sys.argv) <= 3): |
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309 | ogRaiseError(OG_ERR_FORMAT) |
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310 | return |
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311 | |
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312 | # Obtener unidad y factor de medida. |
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313 | UNIT = str_unit or "KB" |
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314 | FACTOR = 1 |
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315 | if UNIT.upper() == "MB": |
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316 | FACTOR = 1024 |
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317 | elif UNIT.upper() == "GB": |
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318 | FACTOR = 1024 * 1024 |
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319 | elif UNIT.upper() == "TB": |
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320 | FACTOR = 1024 * 1024 * 1024 |
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321 | elif UNIT.upper() != "KB": |
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322 | ogRaiseError(OG_ERR_FORMAT, f"{UNIT} != {{ KB, MB, GB, TB }}") |
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323 | return |
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324 | |
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325 | # Obtener el tamaño del sistema de archivo (si no está formateado; tamaño = 0). |
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326 | MNTDIR = ogMount(int_ndisk, int_npartition) |
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327 | if MNTDIR: |
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328 | result = subprocess.run(["df", "-BK", MNTDIR], capture_output=True, text=True) |
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329 | VALUE = result.stdout.split("\n")[1].split()[1] |
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330 | SIZE = float(VALUE) / FACTOR |
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331 | else: |
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332 | SIZE = 0 |
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333 | |
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334 | # Devolver el tamaño (quitar decimales si son 0). |
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335 | return int(SIZE) if SIZE.is_integer() else SIZE |
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336 | |
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337 | def ogGetFsType(int_ndisk, int_nfilesys): |
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338 | # Si se solicita, mostrar ayuda. |
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339 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
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340 | ogHelp("ogGetFsType", "ogGetFsType int_ndisk int_nfilesys", "ogGetFsType 1 1") |
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341 | return |
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342 | |
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343 | # Error si no se reciben 2 parámetros. |
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344 | if len(sys.argv) != 3: |
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345 | ogRaiseError(OG_ERR_FORMAT) |
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346 | return |
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347 | |
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348 | # Obtener partición. |
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349 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
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350 | if not PART: |
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351 | return |
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352 | |
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353 | # Detectar tipo de sistema de archivo (independientemente del tipo de partición). |
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354 | if PART.startswith("/"): |
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355 | result = subprocess.run(["blkid", "-o", "export", PART], capture_output=True, text=True) |
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356 | TYPE = "" |
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357 | for line in result.stdout.split("\n"): |
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358 | if line.startswith("TYPE="): |
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359 | TYPE = line.split("=")[1].upper() |
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360 | break |
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361 | else: |
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362 | subprocess.run(["zfs", "mount", PART], stderr=subprocess.DEVNULL) |
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363 | result = subprocess.run(["mount"], capture_output=True, text=True) |
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364 | TYPE = "" |
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365 | for line in result.stdout.split("\n"): |
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366 | if line.startswith(PART): |
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367 | TYPE = line.split()[4].upper() |
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368 | break |
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369 | |
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370 | # Componer valores correctos. |
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371 | if TYPE == "EXT4": |
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372 | if f"{int_ndisk} {int_nfilesys}" == ogFindCache(): |
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373 | if ogIsFormated(int_ndisk, int_nfilesys): |
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374 | TYPE = "CACHE" |
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375 | elif TYPE == "VFAT": |
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376 | result = subprocess.run(["blkid", "-po", "export", PART], capture_output=True, text=True) |
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377 | for line in result.stdout.split("\n"): |
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378 | if line.startswith("VERSION="): |
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379 | TYPE = line.split("=")[1].upper() |
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380 | break |
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381 | elif TYPE == "SWAP": |
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382 | TYPE = "LINUX-SWAP" |
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383 | elif TYPE.startswith("LVM"): |
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384 | TYPE = "LINUX-LVM" |
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385 | elif "RAID" in TYPE: |
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386 | TYPE = "LINUX-RAID" |
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387 | elif TYPE == "ZFS_MEMBER": |
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388 | TYPE = "ZVOL" |
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389 | elif "_MEMBER" in TYPE: |
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390 | TYPE = TYPE.replace("_MEMBER", "") |
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391 | |
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392 | if TYPE: |
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393 | return TYPE |
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394 | |
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395 | def ogGetMountPoint(int_ndisk, int_nfilesys): |
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396 | # Si se solicita, mostrar ayuda. |
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397 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
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398 | ogHelp("ogGetMountPoint", "ogGetMountPoint int_ndisk int_nfilesys", "ogGetMountPoint 1 1") |
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399 | return |
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400 | |
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401 | # Error si no se reciben 2 parámetros. |
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402 | if len(sys.argv) != 3: |
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403 | ogRaiseError(OG_ERR_FORMAT) |
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404 | return |
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405 | |
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406 | # Obtener partición. |
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407 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
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408 | if not PART: |
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409 | return |
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410 | |
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411 | # Devolver punto de montaje. |
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412 | result = subprocess.run(["findmnt", "-n", "-o", "TARGET", PART], capture_output=True, text=True) |
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413 | return result.stdout.strip() |
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414 | |
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415 | def ogIsFormated(int_ndisk, int_nfilesys): |
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416 | # Si se solicita, mostrar ayuda. |
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417 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
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418 | ogHelp("ogIsFormated", "ogIsFormated int_ndisk int_nfilesys", "ogIsFormated 1 1") |
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419 | return |
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420 | |
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421 | # Error si no se reciben 2 parámetros. |
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422 | if len(sys.argv) != 3: |
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423 | ogRaiseError(OG_ERR_FORMAT) |
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424 | return |
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425 | |
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426 | # Obtener partición. |
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427 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
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428 | if not PART: |
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429 | return |
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430 | |
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431 | # Revisar tipo de sistema de archivos. |
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432 | if PART.startswith("/"): |
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433 | result = subprocess.run(["blkid", "-s", "TYPE", PART], capture_output=True, text=True) |
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434 | return bool(result.stdout.strip()) |
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435 | else: |
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436 | result = subprocess.run(["zfs", "list", "-Hp", "-o", "canmount", PART], capture_output=True, text=True) |
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437 | return result.stdout.strip() == "on" |
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438 | |
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439 | def ogIsLocked(int_ndisk, int_nfilesys): |
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440 | return ogIsPartitionLocked(int_ndisk, int_nfilesys) |
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441 | |
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442 | def ogIsPartitionLocked(int_ndisk, int_npartition): |
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443 | # Si se solicita, mostrar ayuda. |
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444 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
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445 | ogHelp("ogIsPartitionLocked", "ogIsPartitionLocked int_ndisk int_npartition", "ogIsPartitionLocked 1 1") |
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446 | return |
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447 | |
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448 | # Error si no se reciben 2 parámetros. |
---|
449 | if len(sys.argv) != 3: |
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450 | ogRaiseError(OG_ERR_FORMAT) |
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451 | return |
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452 | |
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453 | # Obtener partición. |
---|
454 | PART = ogDiskToDev(int_ndisk, int_npartition) |
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455 | if not PART: |
---|
456 | return |
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457 | |
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458 | # Comprobar existencia de fichero de bloqueo de la partición o de su disco. |
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459 | LOCKDISK = f"/var/lock/lock{ogDiskToDev(int_ndisk).replace('/', '-')}" |
---|
460 | LOCKPART = f"/var/lock/lock{PART.replace('/', '-')}" |
---|
461 | return os.path.isfile(LOCKDISK) or os.path.isfile(LOCKPART) |
---|
462 | |
---|
463 | def ogIsMounted(int_ndisk, int_nfilesys): |
---|
464 | # Si se solicita, mostrar ayuda. |
---|
465 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
466 | ogHelp("ogIsMounted", "ogIsMounted int_ndisk int_nfilesys", "ogIsMounted 1 1") |
---|
467 | return |
---|
468 | |
---|
469 | # Error si no se reciben 2 parámetros. |
---|
470 | if len(sys.argv) != 3: |
---|
471 | ogRaiseError(OG_ERR_FORMAT) |
---|
472 | return |
---|
473 | |
---|
474 | # Obtener punto de montaje. |
---|
475 | MNTDIR = ogGetMountPoint(int_ndisk, int_nfilesys) |
---|
476 | return bool(MNTDIR) |
---|
477 | |
---|
478 | def ogIsReadonly(int_ndisk, int_nfilesys): |
---|
479 | # Si se solicita, mostrar ayuda. |
---|
480 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
481 | ogHelp("ogIsReadonly", "ogIsReadonly int_ndisk int_nfilesys", "ogIsReadonly 1 1") |
---|
482 | return |
---|
483 | |
---|
484 | # Error si no se reciben 2 parámetros. |
---|
485 | if len(sys.argv) != 3: |
---|
486 | ogRaiseError(OG_ERR_FORMAT) |
---|
487 | return |
---|
488 | |
---|
489 | # Obtener partición. |
---|
490 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
---|
491 | if not PART: |
---|
492 | return |
---|
493 | |
---|
494 | # Comprobar si la partición está montada en modo de solo lectura. |
---|
495 | result = subprocess.run(["findmnt", "-n", "-o", "OPTIONS", PART], capture_output=True, text=True) |
---|
496 | options = result.stdout.strip().split(",") |
---|
497 | return "ro" in options |
---|
498 | |
---|
499 | def ogIsWritable(int_ndisk, int_nfilesys): |
---|
500 | # Si se solicita, mostrar ayuda. |
---|
501 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
502 | ogHelp("ogIsWritable", "ogIsWritable int_ndisk int_nfilesys", "ogIsWritable 1 1") |
---|
503 | return |
---|
504 | |
---|
505 | # Error si no se reciben 2 parámetros. |
---|
506 | if len(sys.argv) != 3: |
---|
507 | ogRaiseError(OG_ERR_FORMAT) |
---|
508 | return |
---|
509 | |
---|
510 | # Obtener partición. |
---|
511 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
---|
512 | if not PART: |
---|
513 | return |
---|
514 | |
---|
515 | # Comprobar si la partición está montada en modo de escritura. |
---|
516 | result = subprocess.run(["findmnt", "-n", "-o", "OPTIONS", PART], capture_output=True, text=True) |
---|
517 | options = result.stdout.strip().split(",") |
---|
518 | return "rw" in options |
---|
519 | |
---|
520 | def ogLock(int_ndisk, int_nfilesys): |
---|
521 | ogLockPartition(int_ndisk, int_nfilesys) |
---|
522 | |
---|
523 | def ogLockPartition(int_ndisk, int_npartition): |
---|
524 | # Si se solicita, mostrar ayuda. |
---|
525 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
526 | ogHelp("ogLockPartition", "ogLockPartition int_ndisk int_npartition", "ogLockPartition 1 1") |
---|
527 | return |
---|
528 | |
---|
529 | # Error si no se reciben 2 parámetros. |
---|
530 | if len(sys.argv) != 3: |
---|
531 | ogRaiseError(OG_ERR_FORMAT) |
---|
532 | return |
---|
533 | |
---|
534 | # Obtener partición. |
---|
535 | PART = ogDiskToDev(int_ndisk, int_npartition) |
---|
536 | if not PART: |
---|
537 | return |
---|
538 | |
---|
539 | # Crear archivo de bloqueo exclusivo. |
---|
540 | LOCKFILE = f"/var/lock/lock{PART.replace('/', '-')}" |
---|
541 | open(LOCKFILE, 'a').close() |
---|
542 | |
---|
543 | def ogMount(): |
---|
544 | args = sys.argv[2:] |
---|
545 | if args == ["CACHE"] or args == ["cache"]: |
---|
546 | ogMountCache() |
---|
547 | elif args == ["CDROM"] or args == ["cdrom"]: |
---|
548 | ogMountCdrom() |
---|
549 | else: |
---|
550 | ogMountFs(*args) |
---|
551 | |
---|
552 | def ogMountFirstFs(int_ndisk): |
---|
553 | # Obtener número de particiones del disco. |
---|
554 | NPARTS = ogGetPartitionsNumber(int_ndisk) |
---|
555 | for PART in range(1, NPARTS + 1): |
---|
556 | MNTDIR = ogMount(int_ndisk, PART) |
---|
557 | if MNTDIR: |
---|
558 | return MNTDIR |
---|
559 | ogRaiseError(OG_ERR_NOTFOUND, int_ndisk) |
---|
560 | return OG_ERR_NOTFOUND |
---|
561 | |
---|
562 | def ogMountFs(int_ndisk, int_nfilesys): |
---|
563 | FUNCNAME = ogExecAndLog.__name__ |
---|
564 | # Si se solicita, mostrar ayuda. |
---|
565 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
566 | ogHelp(f"{FUNCNAME}", "{FUNCNAME} int_ndisk int_nfilesys", "{FUNCNAME} 1 1 => /mnt/sda1") |
---|
567 | return |
---|
568 | |
---|
569 | # Error si no se reciben 2 parámetros. |
---|
570 | if len(sys.argv) != 3: |
---|
571 | ogRaiseError(OG_ERR_FORMAT) |
---|
572 | return |
---|
573 | |
---|
574 | # Obtener partición. |
---|
575 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
---|
576 | if not PART: |
---|
577 | return |
---|
578 | |
---|
579 | # Comprobar si el sistema de archivos ya está montada. |
---|
580 | MNTDIR = ogGetMountPoint(int_ndisk, int_nfilesys) |
---|
581 | # Si no, montarlo en un directorio de sistema. |
---|
582 | if not MNTDIR: |
---|
583 | # Error si la particion esta bloqueada. |
---|
584 | if ogIsLocked(int_ndisk, int_nfilesys): |
---|
585 | ogRaiseError(OG_ERR_LOCKED, f"{MSG_PARTITION}, {int_ndisk} {int_nfilesys}") |
---|
586 | return |
---|
587 | |
---|
588 | # El camino de un dispositivo normal comienza por el carácter "/". |
---|
589 | if PART.startswith("/"): |
---|
590 | # Crear punto de montaje o enlace simbólico para caché local. |
---|
591 | MNTDIR = PART.replace("/dev", "/mnt") |
---|
592 | DEBUG = "no" |
---|
593 | if f"{int_ndisk} {int_nfilesys}" == ogFindCache() and OGCAC: |
---|
594 | os.makedirs(OGCAC, exist_ok=True) |
---|
595 | os.symlink(OGCAC, MNTDIR) |
---|
596 | else: |
---|
597 | os.makedirs(MNTDIR, exist_ok=True) |
---|
598 | del DEBUG |
---|
599 | |
---|
600 | # Montar sistema de archivos. |
---|
601 | try: |
---|
602 | subprocess.run(["mount", PART, MNTDIR], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
603 | except subprocess.CalledProcessError: |
---|
604 | try: |
---|
605 | subprocess.run(["mount", PART, MNTDIR, "-o", "force,remove_hiberfile"], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
606 | except subprocess.CalledProcessError: |
---|
607 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk}, {int_nfilesys}") |
---|
608 | return |
---|
609 | # Aviso de montaje de solo lectura. |
---|
610 | if ogIsReadonly(int_ndisk, int_nfilesys): |
---|
611 | ogEcho("warning", f"{FUNCNAME}: {MSG_MOUNTREADONLY}: \"{int_ndisk}, {int_nfilesys}\"") |
---|
612 | else: |
---|
613 | # Montar sistema de archivos ZFS (un ZPOOL no comienza por "/"). |
---|
614 | try: |
---|
615 | subprocess.run(["zfs", "mount", PART], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
616 | except subprocess.CalledProcessError: |
---|
617 | pass |
---|
618 | |
---|
619 | return MNTDIR |
---|
620 | |
---|
621 | def ogMountCdrom(): |
---|
622 | DEV = "/dev/cdrom" # Por defecto |
---|
623 | MNTDIR = subprocess.run(["mount", "-l", "-t", "iso9660", DEV], capture_output=True, text=True) |
---|
624 | MNTDIR = MNTDIR.stdout.strip().split(" ")[2] |
---|
625 | if not MNTDIR: |
---|
626 | MNTDIR = DEV.replace("/dev", "/mnt") |
---|
627 | os.makedirs(MNTDIR, exist_ok=True) |
---|
628 | try: |
---|
629 | subprocess.run(["mount", "-t", "iso9660", DEV, MNTDIR], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
630 | except subprocess.CalledProcessError: |
---|
631 | ogRaiseError(OG_ERR_PARTITION, "cdrom") |
---|
632 | return |
---|
633 | return MNTDIR |
---|
634 | |
---|
635 | def ogReduceFs(int_ndisk, int_nfilesys): |
---|
636 | # Si se solicita, mostrar ayuda. |
---|
637 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
638 | ogHelp("ogReduceFs", "ogReduceFs int_ndisk int_nfilesys", "ogReduceFs 1 1") |
---|
639 | return |
---|
640 | |
---|
641 | # Error si no se reciben 2 parámetros. |
---|
642 | if len(sys.argv) != 3: |
---|
643 | ogRaiseError(OG_ERR_FORMAT) |
---|
644 | return |
---|
645 | |
---|
646 | # Obtener partición. |
---|
647 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
---|
648 | if not PART: |
---|
649 | return |
---|
650 | |
---|
651 | # Redimensionar según el tipo de partición. |
---|
652 | TYPE = ogGetFsType(int_ndisk, int_nfilesys) |
---|
653 | if TYPE == "EXT4": |
---|
654 | ogUnmount(int_ndisk, int_nfilesys) |
---|
655 | subprocess.run(["resize2fs", "-fpM", PART], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
656 | elif TYPE == "BTRFS": |
---|
657 | MNTDIR = ogMount(int_ndisk, int_nfilesys) |
---|
658 | SIZE = subprocess.run(["btrfs", "filesystem", "show", MNTDIR], capture_output=True, text=True) |
---|
659 | SIZE = SIZE.stdout.strip().split(" ")[6] |
---|
660 | SIZE = int(float(SIZE) * 1.1 + 1) |
---|
661 | subprocess.run(["btrfs", "filesystem", "resize", str(SIZE), MNTDIR], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
662 | elif TYPE in ["REISERFS", "REISER4"]: |
---|
663 | MNTDIR = ogMount(int_ndisk, int_nfilesys) |
---|
664 | SIZE = int(subprocess.run(["df", "-k", MNTDIR], capture_output=True, text=True).stdout.strip().split("\n")[1].split()[2]) |
---|
665 | SIZE = SIZE * 110 // 100 |
---|
666 | ogUnmount(int_ndisk, int_nfilesys) |
---|
667 | subprocess.run(["resize_reiserfs", "-s" + str(SIZE) + "K", PART], input="y\n", stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
668 | elif TYPE == "NTFS": |
---|
669 | ogUnmount(int_ndisk, int_nfilesys) |
---|
670 | MAXSIZE, SIZE = subprocess.run(["ntfsresize", "-fi", PART], capture_output=True, text=True) |
---|
671 | MAXSIZE = MAXSIZE.strip().split(" ")[3] |
---|
672 | SIZE = SIZE.strip().split(" ")[4] |
---|
673 | SIZE = int(float(SIZE) * 1.1 / 1024 + 1) * 1024 |
---|
674 | RETVAL = 1 |
---|
675 | while RETVAL != 0 and SIZE + EXTRASIZE < MAXSIZE: |
---|
676 | EXTRASIZE = subprocess.run(["ntfsresize", "-fns", str(SIZE), PART], capture_output=True, text=True) |
---|
677 | EXTRASIZE = int(EXTRASIZE.stdout.strip()) if EXTRASIZE.stdout.strip() else 0 |
---|
678 | RETVAL = EXTRASIZE != 0 |
---|
679 | SIZE += EXTRASIZE |
---|
680 | if SIZE < MAXSIZE: |
---|
681 | subprocess.run(["ntfsresize", "-fs", str(SIZE), PART], input="y\n", stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
682 | elif TYPE in ["FAT32", "FAT16"]: |
---|
683 | # No se reduce (por el momento). |
---|
684 | pass |
---|
685 | elif TYPE == "HFS" or TYPE == "HFSPLUS": |
---|
686 | # No se reduce (por el momento). |
---|
687 | pass |
---|
688 | elif TYPE == "UFS": |
---|
689 | # No se reduce (por el momento). |
---|
690 | pass |
---|
691 | else: |
---|
692 | ogRaiseError(OG_ERR_PARTITION, f"{int_ndisk}, {int_nfilesys}") |
---|
693 | |
---|
694 | # Devuelve tamaño del sistema de ficheros. |
---|
695 | return ogGetFsSize(int_ndisk, int_nfilesys) |
---|
696 | |
---|
697 | def ogUnlock(int_ndisk, int_npartition): |
---|
698 | ogUnlockPartition(int_ndisk, int_npartition) |
---|
699 | |
---|
700 | def ogUnlockPartition(int_ndisk, int_npartition): |
---|
701 | # Si se solicita, mostrar ayuda. |
---|
702 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
703 | ogHelp("ogUnlockPartition", "ogUnlockPartition int_ndisk int_npartition", "ogUnlockPartition 1 1") |
---|
704 | return |
---|
705 | |
---|
706 | # Error si no se reciben 2 parámetros. |
---|
707 | if len(sys.argv) != 3: |
---|
708 | ogRaiseError(OG_ERR_FORMAT) |
---|
709 | return |
---|
710 | |
---|
711 | # Obtener partición. |
---|
712 | PART = ogDiskToDev(int_ndisk, int_npartition) |
---|
713 | if not PART: |
---|
714 | return |
---|
715 | |
---|
716 | # Borrar archivo de bloqueo exclusivo. |
---|
717 | LOCKFILE = f"/var/lock/lock{PART.replace('/', '-')}" |
---|
718 | os.remove(LOCKFILE) |
---|
719 | |
---|
720 | def ogUnmount(): |
---|
721 | ogUnmountFs(*sys.argv[2:]) |
---|
722 | |
---|
723 | def ogUnmountFs(int_ndisk, int_npartition): |
---|
724 | FUNCNAME = ogUnmountFs.__name__ |
---|
725 | # Si se solicita, mostrar ayuda. |
---|
726 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
727 | ogHelp("ogUnmountFs", "ogUnmountFs int_ndisk int_npartition", "ogUnmountFs 1 1") |
---|
728 | return |
---|
729 | |
---|
730 | # Error si no se reciben 2 parámetros. |
---|
731 | if len(sys.argv) != 3: |
---|
732 | ogRaiseError(OG_ERR_FORMAT) |
---|
733 | return |
---|
734 | |
---|
735 | # Obtener partición y punto de montaje. |
---|
736 | PART = ogDiskToDev(int_ndisk, int_npartition) |
---|
737 | MNTDIR = ogGetMountPoint(int_ndisk, int_npartition) |
---|
738 | |
---|
739 | # Si está montada, desmontarla. |
---|
740 | if MNTDIR: |
---|
741 | # Error si la particion está bloqueada. |
---|
742 | if ogIsPartitionLocked(int_ndisk, int_npartition): |
---|
743 | ogRaiseError(OG_ERR_LOCKED, f"{MSG_PARTITION}, {int_ndisk} {int_npartition}") |
---|
744 | return |
---|
745 | |
---|
746 | # Desmontar y borrar punto de montaje. |
---|
747 | try: |
---|
748 | subprocess.run(["umount", PART], check=True, stderr=subprocess.DEVNULL) |
---|
749 | except subprocess.CalledProcessError: |
---|
750 | ogEcho("warning", f"{FUNCNAME}: {MSG_DONTUNMOUNT}: \"{int_ndisk}, {int_npartition}\"") |
---|
751 | try: |
---|
752 | os.rmdir(MNTDIR) |
---|
753 | except OSError: |
---|
754 | os.remove(MNTDIR) |
---|
755 | else: |
---|
756 | ogEcho("warning", f"{MSG_DONTMOUNT}: \"{int_ndisk},{int_npartition}\"") |
---|
757 | ogUnmountFs(int_ndisk, int_npartition) |
---|
758 | |
---|
759 | def ogUnmountAll(int_ndisk): |
---|
760 | # Si se solicita, mostrar ayuda. |
---|
761 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
762 | ogHelp("ogUnmountAll", "ogUnmountAll int_ndisk", "ogUnmountAll 1") |
---|
763 | return |
---|
764 | |
---|
765 | # Error si no se recibe 1 parámetro. |
---|
766 | if len(sys.argv) != 3: |
---|
767 | ogRaiseError(OG_ERR_FORMAT) |
---|
768 | return |
---|
769 | |
---|
770 | # Obtener partición y punto de montaje. |
---|
771 | DISK = ogDiskToDev(int_ndisk) |
---|
772 | for PART in range(1, ogGetPartitionsNumber(int_ndisk) + 1): |
---|
773 | if ogGetFsType(int_ndisk, PART) != "CACHE": |
---|
774 | ogUnmount(int_ndisk, PART) |
---|
775 | |
---|
776 | def ogUnsetDirtyBit(int_ndisk, int_nfilesys): |
---|
777 | # Si se solicita, mostrar ayuda. |
---|
778 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
779 | ogHelp("ogUnsetDirtyBit", "ogUnsetDirtyBit int_ndisk int_nfilesys", "ogUnsetDirtyBit 1 1") |
---|
780 | return |
---|
781 | |
---|
782 | # Error si no se reciben 2 parámetros. |
---|
783 | if len(sys.argv) != 3: |
---|
784 | ogRaiseError(OG_ERR_FORMAT) |
---|
785 | return |
---|
786 | |
---|
787 | # Obtener partición y punto de montaje. |
---|
788 | PART = ogDiskToDev(int_ndisk, int_nfilesys) |
---|
789 | if not PART: |
---|
790 | return |
---|
791 | |
---|
792 | # Realizar acciones específicas según el tipo de sistema de archivos. |
---|
793 | TYPE = ogGetFsType(int_ndisk, int_nfilesys) |
---|
794 | if TYPE == "NTFS": |
---|
795 | ogUnmount(int_ndisk, int_nfilesys) |
---|
796 | subprocess.run(["ntfsfix", "-d", PART], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
---|
797 | else: |
---|
798 | pass # Add more specific actions for other file systems if needed. |
---|
799 | |
---|
800 | def ogGetFreeSize(int_ndisk, int_npartition, str_SizeOutput): |
---|
801 | if len(sys.argv) == 3 and sys.argv[2] == "help": |
---|
802 | ogHelp("ogGetFreeSize", "ogGetFreeSize int_ndisk int_npartition str_SizeOutput", "ogGetFreeSize 1 1 GB") |
---|
803 | return |
---|
804 | |
---|
805 | if len(sys.argv) < 3: |
---|
806 | ogRaiseError(OG_ERR_FORMAT) |
---|
807 | return |
---|
808 | |
---|
809 | PART = ogDiskToDev(int_ndisk, int_npartition) |
---|
810 | if not PART: |
---|
811 | return |
---|
812 | |
---|
813 | unit = str_SizeOutput |
---|
814 | if not unit: |
---|
815 | unit = "GB" |
---|
816 | |
---|
817 | factor = 1.024 / 1000000 |
---|
818 | if unit == "kB": |
---|
819 | factor = 1.024 |
---|
820 | elif unit == "MB": |
---|
821 | factor = 1.024 / 1000 |
---|
822 | |
---|
823 | result = subprocess.run(["df", PART], capture_output=True, text=True) |
---|
824 | output = result.stdout.strip().split("\n")[1].split() |
---|
825 | size = float(output[1]) * factor |
---|
826 | used = float(output[2]) * factor |
---|
827 | free = float(output[3]) * factor |
---|
828 | |
---|
829 | return free |
---|