1 | #!/bin/sh
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2 | ########################################################################
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3 | # Begin checkfs
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4 | #
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5 | # Description : File System Check
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6 | #
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7 | # Authors : Gerard Beekmans - gerard@linuxfromscratch.org
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8 | # A. Luebke - luebke@users.sourceforge.net
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9 | # DJ Lucas - dj@linuxfromscratch.org
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10 | # Update : Bruce Dubbs - bdubbs@linuxfromscratch.org
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11 | #
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12 | # Version : LFS 7.0
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13 | #
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14 | # Based on checkfs script from LFS-3.1 and earlier.
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15 | #
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16 | # From man fsck
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17 | # 0 - No errors
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18 | # 1 - File system errors corrected
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19 | # 2 - System should be rebooted
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20 | # 4 - File system errors left uncorrected
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21 | # 8 - Operational error
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22 | # 16 - Usage or syntax error
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23 | # 32 - Fsck canceled by user request
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24 | # 128 - Shared library error
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25 | #
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26 | #########################################################################
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27 |
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28 | ### BEGIN INIT INFO
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29 | # Provides: checkfs
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30 | # Required-Start: udev swap
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31 | # Should-Start:
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32 | # Required-Stop:
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33 | # Should-Stop:
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34 | # Default-Start: S
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35 | # Default-Stop:
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36 | # Short-Description: Checks local filesystems before mounting.
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37 | # Description: Checks local filesystmes before mounting.
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38 | # X-LFS-Provided-By: LFS
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39 | ### END INIT INFO
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40 |
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41 | . /lib/lsb/init-functions
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42 |
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43 | case "${1}" in
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44 | start)
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45 | if [ -f /fastboot ]; then
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46 | msg="/fastboot found, will omit "
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47 | msg="${msg} file system checks as requested.\n"
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48 | log_info_msg "${msg}"
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49 | exit 0
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50 | fi
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51 |
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52 | log_info_msg "Mounting root file system in read-only mode... "
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53 | mount -n -o remount,ro / >/dev/null
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54 |
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55 | if [ ${?} != 0 ]; then
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56 | log_failure_msg2
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57 | msg="\n\nCannot check root "
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58 | msg="${msg}filesystem because it could not be mounted "
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59 | msg="${msg}in read-only mode.\n\n"
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60 | msg="${msg}After you press Enter, this system will be "
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61 | msg="${msg}halted and powered off.\n\n"
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62 | log_failure_msg "${msg}"
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63 |
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64 | log_info_msg "Press Enter to continue..."
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65 | wait_for_user
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66 | /etc/rc.d/init.d/halt stop
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67 | else
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68 | log_success_msg2
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69 | fi
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70 |
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71 | if [ -f /forcefsck ]; then
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72 | msg="/forcefsck found, forcing file"
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73 | msg="${msg} system checks as requested."
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74 | log_success_msg "$msg"
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75 | options="-f"
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76 | else
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77 | options=""
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78 | fi
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79 |
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80 | log_info_msg "Checking file systems..."
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81 | # Note: -a option used to be -p; but this fails e.g. on fsck.minix
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82 | if is_true "$VERBOSE_FSCK"; then
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83 | fsck ${options} -a -A -C -T
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84 | else
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85 | fsck ${options} -a -A -C -T >/dev/null
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86 | fi
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87 |
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88 | error_value=${?}
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89 |
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90 | if [ "${error_value}" = 0 ]; then
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91 | log_success_msg2
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92 | fi
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93 |
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94 | if [ "${error_value}" = 1 ]; then
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95 | msg="\nWARNING:\n\nFile system errors "
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96 | msg="${msg}were found and have been corrected.\n"
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97 | msg="${msg} You may want to double-check that "
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98 | msg="${msg}everything was fixed properly."
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99 | log_warning_msg "$msg"
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100 | fi
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101 |
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102 | if [ "${error_value}" = 2 -o "${error_value}" = 3 ]; then
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103 | msg="\nWARNING:\n\nFile system errors "
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104 | msg="${msg}were found and have been been "
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105 | msg="${msg}corrected, but the nature of the "
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106 | msg="${msg}errors require this system to be rebooted.\n\n"
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107 | msg="${msg}After you press enter, "
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108 | msg="${msg}this system will be rebooted\n\n"
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109 | log_failure_msg "$msg"
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110 |
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111 | log_info_msg "Press Enter to continue..."
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112 | wait_for_user
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113 | reboot -f
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114 | fi
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115 |
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116 | if [ "${error_value}" -gt 3 -a "${error_value}" -lt 16 ]; then
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117 | msg="\nFAILURE:\n\nFile system errors "
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118 | msg="${msg}were encountered that could not be "
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119 | msg="${msg}fixed automatically.\nThis system "
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120 | msg="${msg}cannot continue to boot and will "
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121 | msg="${msg}therefore be halted until those "
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122 | msg="${msg}errors are fixed manually by a "
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123 | msg="${msg}System Administrator.\n\n"
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124 | msg="${msg}After you press Enter, this system will be "
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125 | msg="${msg}halted and powered off.\n\n"
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126 | log_failure_msg "$msg"
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127 |
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128 | log_info_msg "Press Enter to continue..."
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129 | wait_for_user
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130 | /etc/rc.d/init.d/halt stop
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131 | fi
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132 |
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133 | if [ "${error_value}" -ge 16 ]; then
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134 | msg="FAILURE:\n\nUnexpected failure "
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135 | msg="${msg}running fsck. Exited with error "
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136 | msg="${msg} code: ${error_value}.\n"
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137 | log_info_msg $msg
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138 | exit ${error_value}
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139 | fi
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140 |
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141 | exit 0
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142 | ;;
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143 | *)
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144 | echo "Usage: ${0} {start}"
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145 | exit 1
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146 | ;;
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147 | esac
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148 |
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149 | # End checkfs
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