| 1 | #!/bin/ksh |
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| 2 | # IBM_PROLOG_BEGIN_TAG |
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| 3 | # This is an automatically generated prolog. |
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| 4 | # |
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| 5 | # |
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| 6 | # |
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| 7 | # Licensed Materials - Property of IBM |
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| 8 | # |
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| 9 | # (C) COPYRIGHT International Business Machines Corp. 1997,2006 |
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| 10 | # All Rights Reserved |
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| 11 | # |
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| 12 | # US Government Users Restricted Rights - Use, duplication or |
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| 13 | # disclosure restricted by GSA ADP Schedule Contract with IBM Corp. |
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| 14 | # |
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| 15 | # IBM_PROLOG_END_TAG |
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| 16 | # @(#)22 1.100.1.3 src/avs/fs/mmfs/ts/admin/mmdeldisk.sh, mmfs, avs_rgpfs24, rgpfs24s005a 7/14/06 17:46:27 |
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| 17 | ############################################################################### |
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| 18 | # |
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| 19 | # Usage: |
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| 20 | # mmdeldisk Device {"DiskDesc[;DiskDesc]" | -F DescFile} [-a] [-c] [-p] |
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| 21 | # [-r] [-N {all | mount | Node[,Node...] | NodeFile | NodeClass}] |
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| 22 | # |
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| 23 | # where |
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| 24 | # Device is the file system device name |
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| 25 | # |
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| 26 | # DiskDesc is a descriptor of a disk to be deleted. Only the disk name |
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| 27 | # part of the descriptor is significant. If more than one disk |
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| 28 | # is to be deleted, the list of disk names (descriptors) must |
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| 29 | # be ";" separated and enclosed in double quotes. |
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| 30 | # |
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| 31 | # -F DescFile is a file containing disk descriptors, one per line. |
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| 32 | # |
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| 33 | # -p indicates that the disk(s) are permanently damaged. |
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| 34 | # All references will be deleted without data migration. |
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| 35 | # |
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| 36 | # -c ignore IO errors while migrating data off the deleted disks |
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| 37 | # |
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| 38 | # -r rebalance stripe group when done |
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| 39 | # |
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| 40 | # -a do not wait for rebalancing to finish |
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| 41 | # |
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| 42 | # -N parallel restripe options: |
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| 43 | # all - use all of the nodes in the nodeset |
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| 44 | # mount - use only the nodes that have mounted the fs |
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| 45 | # nodelist - use only the specified nodes |
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| 46 | # |
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| 47 | ############################################################################### |
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| 48 | |
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| 49 | # Include global declarations and service routines. |
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| 50 | . /usr/lpp/mmfs/bin/mmglobfuncs |
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| 51 | . /usr/lpp/mmfs/bin/mmsdrfsdef |
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| 52 | . /usr/lpp/mmfs/bin/mmfsfuncs |
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| 53 | |
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| 54 | sourceFile="mmdeldisk.sh" |
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| 55 | [[ -n $DEBUG || -n $DEBUGmmdeldisk ]] && set -x |
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| 56 | $mmTRACE_ENTER "$*" |
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| 57 | |
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| 58 | # Local work files. Names should be of the form: |
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| 59 | # fn=${tmpDir}fn.${mmcmd}.$$ |
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| 60 | |
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| 61 | descfile=${tmpDir}descfile.${mmcmd}.$$ |
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| 62 | tempsdrfs=${tmpDir}tempsdrfs.${mmcmd}.$$ |
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| 63 | |
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| 64 | LOCAL_FILES=" $descfile $tempsdrfs " |
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| 65 | |
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| 66 | |
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| 67 | # Local variables |
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| 68 | |
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| 69 | integer remainingDisks=0 # number of remaining disks in the file system |
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| 70 | usageMsg=291 |
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| 71 | |
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| 72 | |
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| 73 | # Local functions |
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| 74 | |
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| 75 | |
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| 76 | ##################################################### |
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| 77 | # This function is called if there is an interrupt |
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| 78 | # after some sdr changes are committed. |
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| 79 | ##################################################### |
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| 80 | function localPosttrap |
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| 81 | { |
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| 82 | # Restriping may not have finished. |
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| 83 | [[ -n $rflag && -z $aflag ]] && \ |
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| 84 | printErrorMsg 35 $mmcmd |
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| 85 | |
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| 86 | # Exit via the standard post trap routine. |
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| 87 | posttrap |
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| 88 | } |
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| 89 | |
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| 90 | |
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| 91 | |
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| 92 | ####################### |
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| 93 | # Mainline processing |
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| 94 | ####################### |
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| 95 | |
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| 96 | |
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| 97 | ##################################################### |
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| 98 | # Process the command arguments. |
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| 99 | ##################################################### |
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| 100 | [[ $arg1 = '-?' || $arg1 = '-h' || $arg1 = '--help' || $arg1 = '--' ]] && \ |
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| 101 | syntaxError "help" $usageMsg |
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| 102 | |
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| 103 | [[ $argc -lt 2 ]] && \ |
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| 104 | syntaxError "missingArgs" $usageMsg |
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| 105 | |
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| 106 | # The first argument is always the file system name. |
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| 107 | device=$arg1 |
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| 108 | |
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| 109 | # The disk descriptors were either given on the command line as the |
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| 110 | # 2nd argument, or should exist in a readable file as the 3rd argument. |
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| 111 | if [[ $arg2 = "-F" ]] |
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| 112 | then |
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| 113 | # -F specified. The third argument must be a file name. |
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| 114 | Fflag="-F" |
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| 115 | if [[ -z $arg3 ]] |
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| 116 | then |
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| 117 | syntaxError "missingFile" $usageMsg |
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| 118 | else |
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| 119 | # Verify the existence of the file and create our own copy. |
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| 120 | checkUserFile $arg3 $descfile |
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| 121 | [[ $? -ne 0 ]] && cleanupAndExit |
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| 122 | shift 3 |
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| 123 | fi # end of if [[ -z $arg3 ]] |
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| 124 | else |
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| 125 | desclist=$arg2 |
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| 126 | # Ensure that semi-colon is used as a disk name separator. |
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| 127 | [[ "$desclist" = *+([,${BLANKchar}${TABchar}])* ]] && \ |
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| 128 | syntaxError "badSeparator_notSemicolon" $noUsageMsg |
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| 129 | shift 2 |
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| 130 | fi |
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| 131 | |
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| 132 | # Check validity of flags. |
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| 133 | while getopts :acF:rpN: OPT |
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| 134 | do |
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| 135 | case $OPT in |
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| 136 | a) [[ -n $aflag ]] && syntaxError "multiple" $noUsageMsg "-$OPT" |
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| 137 | aflag=yes |
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| 138 | ;; |
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| 139 | |
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| 140 | c) [[ -n $cflag ]] && syntaxError "multiple" $noUsageMsg "-$OPT" |
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| 141 | cflag="-c" |
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| 142 | ;; |
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| 143 | |
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| 144 | F) [[ -n $Fflag ]] && syntaxError "multiple" $noUsageMsg "-$OPT" |
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| 145 | checkForErrors "$mmcmd: -F option should have been processed" 1 |
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| 146 | ;; |
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| 147 | |
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| 148 | N) [[ -n $Nflag ]] && syntaxError "multiple" $noUsageMsg "-$OPT" |
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| 149 | nodeList=$OPTARG |
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| 150 | Nflag="-N $OPTARG" |
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| 151 | ;; |
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| 152 | |
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| 153 | p) [[ -n $pflag ]] && syntaxError "multiple" $noUsageMsg "-$OPT" |
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| 154 | pflag="-p" |
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| 155 | ;; |
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| 156 | |
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| 157 | r) [[ -n $rflag ]] && syntaxError "multiple" $noUsageMsg "-$OPT" |
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| 158 | rflag=yes |
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| 159 | ;; |
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| 160 | |
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| 161 | :) syntaxError "missingValue" $usageMsg $OPTARG |
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| 162 | ;; |
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| 163 | |
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| 164 | +[acFNrp]) syntaxError "invalidOption" $usageMsg $OPT |
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| 165 | ;; |
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| 166 | |
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| 167 | *) syntaxError "invalidOption" $usageMsg $OPTARG |
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| 168 | ;; |
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| 169 | esac |
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| 170 | done |
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| 171 | |
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| 172 | shift OPTIND-1 |
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| 173 | [[ $# != 0 ]] && syntaxError "extraArg" $usageMsg $1 |
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| 174 | |
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| 175 | |
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| 176 | ##################################################### |
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| 177 | # Create a file containing the disks to be deleted. |
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| 178 | ##################################################### |
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| 179 | if [[ -n $desclist ]] |
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| 180 | then |
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| 181 | # The disks to be deleted are specified on the command line. |
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| 182 | IFS=";" |
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| 183 | for diskDesc in $desclist |
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| 184 | do |
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| 185 | # Extract the disk name and put it in the file. |
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| 186 | IFS=":" |
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| 187 | set -f ; set -- $diskDesc ; set +f |
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| 188 | print -- "$1" >> $diskNamesFile |
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| 189 | checkForErrors "writing to $diskNamesFile" $? |
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| 190 | IFS=";" |
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| 191 | done # end for diskDesc in $desclist |
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| 192 | IFS="$IFS_sv" |
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| 193 | else |
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| 194 | # The disks to be deleted are specified in a file. |
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| 195 | # Convert the input disk descriptors into a file of disk names. |
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| 196 | exec 3< $descfile |
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| 197 | while read -u3 diskDesc |
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| 198 | do |
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| 199 | # Skip empty and comment lines. |
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| 200 | [[ $diskDesc = *([$BLANKchar$TABchar]) ]] && continue |
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| 201 | [[ $diskDesc = *([$BLANKchar$TABchar])#* ]] && continue |
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| 202 | |
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| 203 | # Extract the disk name and put it in the file. |
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| 204 | IFS=":" |
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| 205 | set -f ; set -- $diskDesc ; set +f |
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| 206 | print -- "$1" >> $diskNamesFile |
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| 207 | checkForErrors "writing to $diskNamesFile" $? |
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| 208 | IFS="$IFS_sv" |
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| 209 | done # end while read -u3 diskDesc |
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| 210 | fi # end of if [[ -n $desclist ]] |
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| 211 | |
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| 212 | # Is there anything to do? |
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| 213 | if [[ ! -s $diskNamesFile ]] |
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| 214 | then |
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| 215 | # No disks were specified. |
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| 216 | printErrorMsg 264 $mmcmd |
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| 217 | cleanupAndExit |
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| 218 | fi |
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| 219 | |
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| 220 | |
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| 221 | ####################################################################### |
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| 222 | # Set up trap exception handling and call the gpfsInit function. |
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| 223 | # It will ensure that the local copy of the mmsdrfs and the rest of |
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| 224 | # the GPFS system files are up-to-date and will obtain the sdr lock. |
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| 225 | ####################################################################### |
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| 226 | trap pretrap HUP INT QUIT KILL |
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| 227 | gpfsInitOutput=$(gpfsInit $lockId) |
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| 228 | setGlobalVar $? $gpfsInitOutput |
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| 229 | |
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| 230 | # Determine the lookup order for resolving host names. |
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| 231 | [[ $osName != AIX ]] && resolveOrder=$(setHostResolveOrder) |
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| 232 | |
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| 233 | |
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| 234 | ########################################################### |
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| 235 | # Make sure the specified file system exists and is local. |
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| 236 | ########################################################### |
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| 237 | findFSoutput=$(findFS "$device" $mmsdrfsFile) |
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| 238 | [[ -z $findFSoutput ]] && cleanupAndExit |
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| 239 | |
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| 240 | # Parse the output from the findFS function. |
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| 241 | set -f ; set -- $findFSoutput ; set +f |
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| 242 | fqDeviceName=$1 |
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| 243 | deviceName=$2 |
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| 244 | fsHomeCluster=$3 |
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| 245 | oddState=$5 |
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| 246 | |
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| 247 | # Exit with a message if the command was invoked for a remote file system. |
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| 248 | if [[ $fsHomeCluster != $HOME_CLUSTER ]] |
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| 249 | then |
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| 250 | # Command is not allowed for remote file systems. |
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| 251 | printErrorMsg 106 $mmcmd $device $fsHomeCluster |
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| 252 | cleanupAndExit |
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| 253 | fi |
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| 254 | |
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| 255 | # Check whether some of the disks in the file system may be in an odd state. |
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| 256 | if [[ $oddState = yes ]] |
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| 257 | then |
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| 258 | # Some of the disks in the file system appear to be in an odd state. |
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| 259 | # Reconcile the sdrfs file with the GPFS daemon's view of the filesystem. |
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| 260 | $cp $mmsdrfsFile $newsdrfs |
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| 261 | reconcileSdrfsWithDaemon $deviceName $newsdrfs |
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| 262 | rc=$? |
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| 263 | if [[ $rc -ne 0 ]] |
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| 264 | then |
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| 265 | # reconcileSdrfsWithDaemon failed. |
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| 266 | printErrorMsg 171 $mmcmd reconcileSdrfsWithDaemon $rc |
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| 267 | # Tell the user to run mmcommon recoverfs against the file system. |
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| 268 | printErrorMsg 103 $mmcmd $deviceName $deviceName |
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| 269 | cleanupAndExit |
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| 270 | fi |
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| 271 | |
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| 272 | # Obtain the generation number from the version line of the new sdrfs file. |
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| 273 | versionLine=$($head -1 $newsdrfs) |
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| 274 | IFS=':' |
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| 275 | set -f ; set -- $versionLine ; set +f |
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| 276 | newGenNumber=$6 |
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| 277 | IFS="$IFS_sv" |
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| 278 | |
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| 279 | # Commit the reconciled version of the sdrfs file to the server |
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| 280 | # so the admin scripts and the daemon are in sync. |
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| 281 | trap "" HUP INT QUIT KILL # Disable interrupts until the commit is done. |
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| 282 | gpfsObjectInfo=$(commitChanges \ |
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| 283 | $fsHomeCluster $nsId $gpfsObjectInfo $newGenNumber $newsdrfs $primaryServer) |
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| 284 | if [[ $? -ne 0 ]] |
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| 285 | then |
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| 286 | # We were unable to replace the file in the sdr. |
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| 287 | printErrorMsg 381 $mmcmd |
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| 288 | # Tell the user to run mmcommon recoverfs against the filesystem. |
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| 289 | printErrorMsg 190 $mmcmd $deviceName $deviceName |
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| 290 | printErrorMsg 104 $mmcmd mmdeldisk |
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| 291 | cleanupAndExit |
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| 292 | fi |
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| 293 | trap posttrap HUP INT QUIT KILL |
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| 294 | fi # end of if [[ $oddState = yes ]] |
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| 295 | |
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| 296 | |
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| 297 | ####################################################### |
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| 298 | # If a list of nodes was specified via the -N option, |
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| 299 | # convert it to a verified list of daemon node names. |
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| 300 | ####################################################### |
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| 301 | if [[ -n $Nflag && $nodeList != all && $nodeList != mount ]] |
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| 302 | then |
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| 303 | createVerifiedNodefile "$nodeList" $DAEMON_NODENAME_Field no $nodefile |
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| 304 | [[ $? -ne 0 ]] && cleanupAndExit |
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| 305 | |
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| 306 | # Convert the output data from a file to a comma-separated list. |
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| 307 | newNodeList=$(print -- $(cat $nodefile) | $sed 's/ /,/g') |
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| 308 | Nflag="-N $newNodeList" |
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| 309 | fi # end of if [[ -n $Nflag && $nodeList != all && $nodeList != mount ]] |
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| 310 | |
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| 311 | |
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| 312 | ######################################################################## |
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| 313 | # Create a new version of the mmsdrfs file to be committed prior |
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| 314 | # to the invocation of the tsdeldisk command. |
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| 315 | # |
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| 316 | # The following changes are made: |
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| 317 | # - The generation number is incremented by 1. |
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| 318 | # - The disk status field of all SG_DISKS lines representing disks |
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| 319 | # that are to be deleted is set to mmdel to indicate the disks |
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| 320 | # are being deleted. |
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| 321 | # - The "odd state" flag in the SG_HEADR line for the file system |
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| 322 | # is set to indicate that an mmdeldisk is in progress. |
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| 323 | # |
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| 324 | # Simultaneously, we will make sure that there are no duplicate entries |
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| 325 | # in the input disk name list, that all disks specified on the command |
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| 326 | # line indeed belong to the file system, that the file system will |
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| 327 | # remain with at least one disk, and that the remaining one or more |
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| 328 | # disks in the file system are allowed to store data and metadata. |
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| 329 | ######################################################################## |
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| 330 | dataUsage="" |
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| 331 | metadataUsage="" |
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| 332 | descUsage="" |
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| 333 | $rm -f $newsdrfs $nodefile $allQuorumNodes $diskfile |
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| 334 | |
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| 335 | IFS=":" |
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| 336 | exec 3<&- |
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| 337 | exec 3< $mmsdrfsFile |
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| 338 | while read -u3 sdrfsLine |
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| 339 | do |
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| 340 | # Parse the line. |
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| 341 | set -f ; set -A v -- - $sdrfsLine ; set +f |
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| 342 | |
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| 343 | IFS="$IFS_sv" # Restore the default IFS settings. |
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| 344 | printLine=true # Assume the line will be printed. |
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| 345 | |
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| 346 | # Change some of the fields depending on the type of line. |
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| 347 | case ${v[$LINE_TYPE_Field]} in |
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| 348 | |
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| 349 | $VERSION_LINE ) # This is the global header line. |
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| 350 | # Increment the generation number. |
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| 351 | newGenNumber=${v[$SDRFS_GENNUM_Field]}+1 |
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| 352 | v[$SDRFS_GENNUM_Field]=$newGenNumber |
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| 353 | ;; |
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| 354 | |
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| 355 | $MEMBER_NODE ) # This line describes a node. |
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| 356 | # Add the reliable node name to nodefile. |
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| 357 | print -- "${v[$REL_HOSTNAME_Field]}" >> $nodefile |
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| 358 | checkForErrors "writing to file $nodefile" $? |
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| 359 | |
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| 360 | # Create a list of the quorum nodes. |
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| 361 | if [[ ${v[$CORE_QUORUM_Field]} = $quorumNode ]] |
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| 362 | then |
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| 363 | print -- "${v[$REL_HOSTNAME_Field]}" >> $allQuorumNodes |
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| 364 | checkForErrors "writing to file $allQuorumNodes" $? |
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| 365 | fi |
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| 366 | |
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| 367 | # If this is the line for the node that is executing |
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| 368 | # this command, set the preferredNode variable. |
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| 369 | [[ ${v[$NODE_NUMBER_Field]} = $ourNodeNumber ]] && \ |
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| 370 | preferredNode=${v[$REL_HOSTNAME_Field]} |
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| 371 | ;; |
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| 372 | |
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| 373 | $SG_HEADR ) # This is the header line for some file system. |
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| 374 | # Check whether the filesystem has disks that are in an "odd state". |
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| 375 | if [[ -n ${v[$ODD_STATE_Field]} && ${v[$ODD_STATE_Field]} != no ]] |
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| 376 | then |
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| 377 | # Is this filesystem a different one than the one for which |
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| 378 | # this command was invoked? |
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| 379 | if [[ ${v[$DEV_NAME_Field]} != $deviceName ]] |
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| 380 | then |
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| 381 | # The "odd state" flag is set for a different file system |
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| 382 | # than our filesystem. Add the name of the file system to a |
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| 383 | # list of filesystems to be reported to the user later. |
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| 384 | fsOddStateList="${fsOddStateList} ${v[$DEV_NAME_Field]}" |
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| 385 | else |
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| 386 | # The "odd state" flag is set for the file system |
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| 387 | # for which this command was invoked. |
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| 388 | : # Allow the command to proceed, since it may succeed. |
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| 389 | # We will report any failures if it does not. |
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| 390 | fi |
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| 391 | else |
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| 392 | # Is this filesystem the one for which this command was invoked? |
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| 393 | if [[ ${v[$DEV_NAME_Field]} = $deviceName ]] |
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| 394 | then |
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| 395 | # Set the "odd state" field in case we don't succeed. |
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| 396 | # We will reset it later if tsdeldisk succeeds. |
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| 397 | v[$ODD_STATE_Field]=mmdeldisk |
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| 398 | fi |
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| 399 | fi |
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| 400 | ;; |
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| 401 | |
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| 402 | $SG_DISKS ) # This line describes some disk. |
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| 403 | |
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| 404 | if [[ ${v[$DEV_NAME_Field]} = $deviceName ]] |
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| 405 | then |
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| 406 | # This is an SG_DISKS line that belongs to our filesystem. |
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| 407 | |
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| 408 | # Check whether this disk is one of the disks to be deleted. |
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| 409 | grep -w ${v[$DISK_NAME_Field]} $diskNamesFile > /dev/null 2>&1 |
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| 410 | if [[ $? -eq 0 ]] |
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| 411 | then |
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| 412 | # The disk represented by the current SG_DISKS line |
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| 413 | # is one of the disks that should be deleted. |
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| 414 | |
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| 415 | # Add the disk to the file that will be passed to tsdeldisk. |
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| 416 | print -- ${v[$DISK_NAME_Field]} >> $diskfile |
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| 417 | |
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| 418 | # Set the disk status to indicate "being deleted by mmdeldisk". |
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| 419 | v[$EXCLUDE_Field]=$includedDisk |
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| 420 | v[$DISK_STATUS_Field]=mmdel |
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| 421 | |
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| 422 | # Remove the disk from the file of disks to be deleted. |
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| 423 | grep -vw ${v[$DISK_NAME_Field]} $diskNamesFile > $tmpfile |
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| 424 | |
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| 425 | # Initialize the file for the next iteration. |
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| 426 | $mv $tmpfile $diskNamesFile |
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| 427 | checkForErrors "mv $tmpfile $diskNamesFile" $? |
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| 428 | |
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| 429 | else |
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| 430 | # This disk will remain in the file system. |
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| 431 | # Set a few flags that will be needed for some checks later on. |
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| 432 | # Adjust the line sequence numbers for the remaining disks. |
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| 433 | remainingDisks=remainingDisks+1 |
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| 434 | |
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| 435 | # The remainingDisks value can also be used to correctly |
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| 436 | # renumber the SG_DISKS lines. |
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| 437 | v[$LINE_NUMBER_Field]=$remainingDisks |
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| 438 | |
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| 439 | if [[ ${v[$DISK_USAGE_Field]} = "dataOnly" ]] |
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| 440 | then |
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| 441 | dataUsage=yes |
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| 442 | elif [[ ${v[$DISK_USAGE_Field]} = "metadataOnly" ]] |
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| 443 | then |
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| 444 | metadataUsage=yes |
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| 445 | elif [[ ${v[$DISK_USAGE_Field]} = "descOnly" ]] |
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| 446 | then |
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| 447 | descUsage=yes |
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| 448 | else # dataAndMetadata or unknown |
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| 449 | dataUsage=yes |
|---|
| 450 | metadataUsage=yes |
|---|
| 451 | fi |
|---|
| 452 | fi # end of if [[ $? -eq 0 ]] |
|---|
| 453 | |
|---|
| 454 | fi # end of if [[ ${v[$DEV_NAME_Field]} = $deviceName ]] |
|---|
| 455 | ;; |
|---|
| 456 | |
|---|
| 457 | * ) # Pass all other lines without a change. |
|---|
| 458 | ;; |
|---|
| 459 | |
|---|
| 460 | esac # end of "Change some of the fields . . . " |
|---|
| 461 | |
|---|
| 462 | # Build and write the line to the new mmsdrfs file. |
|---|
| 463 | if [[ $printLine = true ]] |
|---|
| 464 | then |
|---|
| 465 | print_newLine >> $newsdrfs |
|---|
| 466 | checkForErrors "writing to file $newsdrfs" $? |
|---|
| 467 | fi |
|---|
| 468 | |
|---|
| 469 | IFS=":" # Change the separator back to ":" for the next iteration. |
|---|
| 470 | |
|---|
| 471 | done # end while read -u3 sdrfsLine |
|---|
| 472 | |
|---|
| 473 | IFS="$IFS_sv" # Restore the default IFS settings. |
|---|
| 474 | |
|---|
| 475 | |
|---|
| 476 | # If the cluster is empty, the command cannot be executed. |
|---|
| 477 | if [[ ! -s $nodefile ]] |
|---|
| 478 | then |
|---|
| 479 | # The cluster is empty; there is nobody to run the command. |
|---|
| 480 | printErrorMsg 171 $mmcmd "empty $nodefile" 1 |
|---|
| 481 | cleanupAndExit |
|---|
| 482 | fi |
|---|
| 483 | |
|---|
| 484 | # If there are still entries left in the disk names file, this indicates |
|---|
| 485 | # the user specified some disks that do not belong to the file system. |
|---|
| 486 | if [[ -s $diskNamesFile ]] |
|---|
| 487 | then |
|---|
| 488 | exec 3< $diskNamesFile |
|---|
| 489 | while read -u3 diskName |
|---|
| 490 | do |
|---|
| 491 | # The disk was not found in the file system. |
|---|
| 492 | printErrorMsg 315 $mmcmd $diskName $device |
|---|
| 493 | done # end of while read -u3 diskName |
|---|
| 494 | cleanupAndExit |
|---|
| 495 | fi |
|---|
| 496 | |
|---|
| 497 | # Make sure that at least one disk will remain in the file system. |
|---|
| 498 | if [[ $remainingDisks -eq 0 ]] |
|---|
| 499 | then |
|---|
| 500 | # Cannot delete all disks. |
|---|
| 501 | printErrorMsg 89 $mmcmd |
|---|
| 502 | cleanupAndExit |
|---|
| 503 | fi |
|---|
| 504 | |
|---|
| 505 | # Sort the new version of the mmsdrfs file. |
|---|
| 506 | LC_ALL=C $SORT_MMSDRFS $newsdrfs -o $newsdrfs |
|---|
| 507 | |
|---|
| 508 | # Make a copy of the current mmsdrfs file. It will be needed |
|---|
| 509 | # to restore the system files if the tsdeldisk command fails. |
|---|
| 510 | $cp $mmsdrfsFile $oldsdrfs |
|---|
| 511 | checkForErrors cp $? |
|---|
| 512 | |
|---|
| 513 | |
|---|
| 514 | ############################################################################ |
|---|
| 515 | # Put the new mmsdrfs file in the sdr. This will ensure the getEFOptions |
|---|
| 516 | # call that tsdeldisk is going to make shortly will return a list of disks |
|---|
| 517 | # that does not include any of the disks that are being deleted. This also |
|---|
| 518 | # serves as the "pre-commit" that indicates an mmdeldisk is in progress. |
|---|
| 519 | ############################################################################ |
|---|
| 520 | trap "" HUP INT QUIT KILL # Disable until mmsdrfs update is done. |
|---|
| 521 | gpfsObjectInfo=$(commitChanges \ |
|---|
| 522 | $fsHomeCluster $nsId $gpfsObjectInfo $newGenNumber $newsdrfs $primaryServer) |
|---|
| 523 | rc=$? |
|---|
| 524 | if [[ $rc -ne 0 ]] |
|---|
| 525 | then |
|---|
| 526 | # We were unable to replace the file in the sdr. |
|---|
| 527 | printErrorMsg 381 $mmcmd |
|---|
| 528 | cleanupAndExit |
|---|
| 529 | fi |
|---|
| 530 | trap localPosttrap HUP INT QUIT KILL |
|---|
| 531 | |
|---|
| 532 | |
|---|
| 533 | ################################################### |
|---|
| 534 | # If the changes went into the sdr successfully, |
|---|
| 535 | # ask Tiger Shark to do the real work. |
|---|
| 536 | ################################################### |
|---|
| 537 | # Issue "Deleting disks ..." message. |
|---|
| 538 | printInfoMsg 94 |
|---|
| 539 | $mmcommon onactive \ |
|---|
| 540 | $preferredNode $nodefile $diskfile $NO_MOUNT_CHECK NULL $NO_LINK \ |
|---|
| 541 | tsdeldisk "$fqDeviceName -F $diskfile $cflag $pflag $Nflag" |
|---|
| 542 | rc=$? |
|---|
| 543 | if [[ $rc -ne 0 ]] |
|---|
| 544 | then |
|---|
| 545 | # tsdeldisk failed. |
|---|
| 546 | printErrorMsg 104 $mmcmd tsdeldisk |
|---|
| 547 | |
|---|
| 548 | # Since tsdeldisk failed, we must restore the sdrfs file to the |
|---|
| 549 | # correct state. To do this, we make a modified version of the |
|---|
| 550 | # old sdrfs file with the following two changes: |
|---|
| 551 | # - The generation number in the global header is incremented by 2; |
|---|
| 552 | # - The SG_HEADER line is changed to indicate that an mmdeldisk |
|---|
| 553 | # command for the filesystem was in progress. |
|---|
| 554 | $rm -f $tempsdrfs |
|---|
| 555 | newGenNumber=$($awk -F: ' \ |
|---|
| 556 | BEGIN { gen = 0 } \ |
|---|
| 557 | # If this is the global header line, increment the gen number. \ |
|---|
| 558 | /^'$GLOBAL_ID:$VERSION_LINE:'/ { \ |
|---|
| 559 | { gen = $'$SDRFS_GENNUM_Field' + 2 } \ |
|---|
| 560 | { $'$SDRFS_GENNUM_Field' = gen } \ |
|---|
| 561 | { print $1":" $2":" $3":" $4":" $5":" $6":" $7":" $8":" $9":"$10":" \ |
|---|
| 562 | $11":"$12":"$13":"$14":"$15":"$16":"$17":"$18":"$19":"$20":" \ |
|---|
| 563 | $21":"$22":"$23":"$24":"$25":"$26":"$27":" >> "'$tempsdrfs'" } \ |
|---|
| 564 | { next } \ |
|---|
| 565 | } \ |
|---|
| 566 | # If the tsdeldisk was attempted, set an indicator on the header line \ |
|---|
| 567 | # for the fs to indicate that an mmdeldisk command was in progress. \ |
|---|
| 568 | /':$SG_HEADR:$deviceName:'/ { \ |
|---|
| 569 | if ( "'$rc'" != "'$MM_DaemonDown'") { \ |
|---|
| 570 | { $'$ODD_STATE_Field' = "'$mmcmd'" } \ |
|---|
| 571 | { print $1":" $2":" $3":" $4":" $5":" $6":" $7":" $8":" $9":"$10":" \ |
|---|
| 572 | $11":"$12":"$13":"$14":"$15":"$16":"$17":"$18":"$19":"$20":" \ |
|---|
| 573 | $21":"$22":"$23":"$24":"$25":"$26":"$27":" >> "'$tempsdrfs'" } \ |
|---|
| 574 | { next } \ |
|---|
| 575 | } \ |
|---|
| 576 | } \ |
|---|
| 577 | # All other lines are printed without change. \ |
|---|
| 578 | { print $0 >> "'$tempsdrfs'" } \ |
|---|
| 579 | END { print gen } \ |
|---|
| 580 | ' $oldsdrfs) |
|---|
| 581 | checkForErrors awk $? |
|---|
| 582 | |
|---|
| 583 | # If the tsdeldisk command was attempted, reconcile this modified |
|---|
| 584 | # sdrfs file with the GPFS daemon's view of the filesystem. |
|---|
| 585 | if [[ $rc -ne $MM_DaemonDown ]] |
|---|
| 586 | then |
|---|
| 587 | reconcileSdrfsWithDaemon $deviceName $tempsdrfs |
|---|
| 588 | rc2=$? |
|---|
| 589 | if [[ $rc2 -ne 0 ]] |
|---|
| 590 | then |
|---|
| 591 | # reconcileSdrfsWithDaemon failed. |
|---|
| 592 | printErrorMsg 171 $mmcmd reconcileSdrfsWithDaemon $rc2 |
|---|
| 593 | # Tell the user to run mmcommon recoverfs against the filesystem. |
|---|
| 594 | printErrorMsg 190 $mmcmd $deviceName $deviceName |
|---|
| 595 | cleanupAndExit $rc |
|---|
| 596 | fi |
|---|
| 597 | fi |
|---|
| 598 | |
|---|
| 599 | # Obtain the generation number from the version line of the sdrfs file. |
|---|
| 600 | versionLine=$($head -1 $tempsdrfs) |
|---|
| 601 | IFS=':' |
|---|
| 602 | set -f ; set -- $versionLine ; set +f |
|---|
| 603 | newGenNumber=$6 |
|---|
| 604 | IFS="$IFS_sv" |
|---|
| 605 | |
|---|
| 606 | # Commit the modified version of the sdrfs file to the server. |
|---|
| 607 | trap "" HUP INT QUIT KILL # Disable interrupts until the commit is done. |
|---|
| 608 | gpfsObjectInfo=$(commitChanges $fsHomeCluster $nsId \ |
|---|
| 609 | $gpfsObjectInfo $newGenNumber $tempsdrfs $primaryServer) |
|---|
| 610 | if [[ $? -ne 0 ]] |
|---|
| 611 | then |
|---|
| 612 | # We were unable to replace the file in the sdr. |
|---|
| 613 | printErrorMsg 381 $mmcmd |
|---|
| 614 | # Tell the user to run mmcommon recoverfs against the filesystem. |
|---|
| 615 | printErrorMsg 190 $mmcmd $deviceName $deviceName |
|---|
| 616 | fi |
|---|
| 617 | |
|---|
| 618 | # Unlock the sdr. |
|---|
| 619 | [[ $sdrLocked = yes ]] && \ |
|---|
| 620 | freeLockOnServer $primaryServer $ourNodeNumber >/dev/null |
|---|
| 621 | sdrLocked=no |
|---|
| 622 | trap localPosttrap HUP INT QUIT KILL |
|---|
| 623 | |
|---|
| 624 | # Propagate the new mmsdrfs file. This process is asynchronous. |
|---|
| 625 | propagateSdrfsFile async $nodefile $tempsdrfs $newGenNumber |
|---|
| 626 | |
|---|
| 627 | # Exit. |
|---|
| 628 | cleanupAndExit $rc |
|---|
| 629 | fi |
|---|
| 630 | |
|---|
| 631 | |
|---|
| 632 | ############################################################################### |
|---|
| 633 | # If here, tsdeldisk was successful. |
|---|
| 634 | # Invoke routine to reset the "odd state" flag on the filesystem's SG_HEADR |
|---|
| 635 | # line and change the SG_DISKS lines with a disk status of mmdel to free disks |
|---|
| 636 | # (or delete them in the SP case). The new mmsdrfs file is then committed. |
|---|
| 637 | ############################################################################### |
|---|
| 638 | # Reset the status fields of the disks we just deleted, |
|---|
| 639 | # and convert them into free disks. |
|---|
| 640 | resetDiskStatus $deviceName $newsdrfs mmdel |
|---|
| 641 | checkForErrors updateDiskStatus $? |
|---|
| 642 | |
|---|
| 643 | # Obtain the generation number from the version line of the new sdrfs file. |
|---|
| 644 | versionLine=$($head -1 $newsdrfs) |
|---|
| 645 | IFS=':' |
|---|
| 646 | set -f ; set -- $versionLine ; set +f |
|---|
| 647 | newGenNumber=$6 |
|---|
| 648 | IFS="$IFS_sv" |
|---|
| 649 | |
|---|
| 650 | # Commit the final version of the sdrfs file. |
|---|
| 651 | trap "" HUP INT QUIT KILL # Disable interrupts until the commit is done. |
|---|
| 652 | gpfsObjectInfo=$(commitChanges \ |
|---|
| 653 | $fsHomeCluster $nsId $gpfsObjectInfo $newGenNumber $newsdrfs $primaryServer) |
|---|
| 654 | rc=$? |
|---|
| 655 | if [[ $rc -ne 0 ]] |
|---|
| 656 | then |
|---|
| 657 | # We were unable to replace the file in the sdr. |
|---|
| 658 | printErrorMsg 381 $mmcmd |
|---|
| 659 | # Tell the user to run mmcommon recoverfs against the filesystem. |
|---|
| 660 | printErrorMsg 190 $mmcmd $deviceName $deviceName |
|---|
| 661 | cleanupAndExit |
|---|
| 662 | fi |
|---|
| 663 | |
|---|
| 664 | |
|---|
| 665 | ######################################### |
|---|
| 666 | # Unlock the sdr. |
|---|
| 667 | ######################################### |
|---|
| 668 | [[ $sdrLocked = yes ]] && \ |
|---|
| 669 | freeLockOnServer $primaryServer $ourNodeNumber >/dev/null |
|---|
| 670 | sdrLocked=no |
|---|
| 671 | trap localPosttrap HUP INT QUIT KILL |
|---|
| 672 | |
|---|
| 673 | |
|---|
| 674 | ###################################################################### |
|---|
| 675 | # Tell the daemon to invalidate its currently-cached mount options. |
|---|
| 676 | ###################################################################### |
|---|
| 677 | $mmcommon onactive $preferredNode $allQuorumNodes \ |
|---|
| 678 | $NO_FILE_COPY $NO_MOUNT_CHECK NULL $NO_LINK \ |
|---|
| 679 | tsctl resetEFOptions $fqDeviceName > $errMsg 2>&1 |
|---|
| 680 | rc=$? |
|---|
| 681 | [[ $rc = $MM_DaemonDown ]] && rc=0 |
|---|
| 682 | [[ $rc -ne 0 && -s $errMsg ]] && cat $errMsg 2>&1 |
|---|
| 683 | $rm -f $errMsg |
|---|
| 684 | |
|---|
| 685 | |
|---|
| 686 | ################################################################## |
|---|
| 687 | # Propagate the new mmsdrfs file. This process is asynchronous. |
|---|
| 688 | ################################################################## |
|---|
| 689 | propagateSdrfsFile async $nodefile $newsdrfs $newGenNumber |
|---|
| 690 | |
|---|
| 691 | |
|---|
| 692 | ################################################### |
|---|
| 693 | # If installed, invoke the syncfsconfig user exit. |
|---|
| 694 | ################################################### |
|---|
| 695 | if [[ -x $syncfsconfig ]] |
|---|
| 696 | then |
|---|
| 697 | print -- "$mmcmd: Starting $syncfsconfig ..." |
|---|
| 698 | $syncfsconfig |
|---|
| 699 | print -- "$mmcmd: $syncfsconfig finished." |
|---|
| 700 | fi |
|---|
| 701 | |
|---|
| 702 | |
|---|
| 703 | ######################################### |
|---|
| 704 | # Restripe the file system if requested. |
|---|
| 705 | ######################################### |
|---|
| 706 | if [[ -n $rflag ]] |
|---|
| 707 | then |
|---|
| 708 | if [[ -n $aflag ]] |
|---|
| 709 | then |
|---|
| 710 | $ln $nodefile ${nodefile}async2 |
|---|
| 711 | $mmcommon onactive_async $preferredNode \ |
|---|
| 712 | ${nodefile}async2 $NO_FILE_COPY $NO_MOUNT_CHECK NULL $NO_LINK \ |
|---|
| 713 | tsrestripefs "$fqDeviceName -b $Nflag" >/dev/null 2>/dev/null & |
|---|
| 714 | else |
|---|
| 715 | # Start restriping the file system. |
|---|
| 716 | printInfoMsg 95 $device |
|---|
| 717 | $mmcommon onactive \ |
|---|
| 718 | $preferredNode $nodefile $NO_FILE_COPY $NO_MOUNT_CHECK NULL $NO_LINK \ |
|---|
| 719 | tsrestripefs "$fqDeviceName -b $Nflag" |
|---|
| 720 | rc=$? |
|---|
| 721 | if [[ $rc -ne 0 ]] |
|---|
| 722 | then |
|---|
| 723 | # The restripe step failed. |
|---|
| 724 | printErrorMsg 104 $mmcmd tsrestripefs |
|---|
| 725 | # Warning: File system may be unbalanced. |
|---|
| 726 | printErrorMsg 313 $mmcmd |
|---|
| 727 | cleanupAndExit |
|---|
| 728 | else |
|---|
| 729 | # Disable error message in localPosttrap. |
|---|
| 730 | rflag="r" |
|---|
| 731 | # Finished restriping. |
|---|
| 732 | printInfoMsg 99 |
|---|
| 733 | fi |
|---|
| 734 | fi # end if [[ -n $aflag ]] |
|---|
| 735 | fi # end if [[ -n $rflag ]] |
|---|
| 736 | |
|---|
| 737 | |
|---|
| 738 | ##################################################################### |
|---|
| 739 | # If an "odd state" flag was encountered for any other file systems |
|---|
| 740 | # in the mmsdrfs file, tell the user to issue commands to reconcile |
|---|
| 741 | # the mmsdrfs file with the GPFS daemon's view of the filesystems. |
|---|
| 742 | ##################################################################### |
|---|
| 743 | for fsname in $fsOddStateList |
|---|
| 744 | do |
|---|
| 745 | # Tell the user to run mmcommon recoverfs against the file system. |
|---|
| 746 | printErrorMsg 103 $mmcmd $fsname $fsname |
|---|
| 747 | done |
|---|
| 748 | |
|---|
| 749 | cleanupAndExit 0 |
|---|
| 750 | |
|---|
