| 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. 2004,2005 |
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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 | # @(#)12 1.2 src/avs/fs/mmfs/ts/admin/mmdynamicmap.sh, mmfs, avs_rgpfs24, rgpfs240610b 4/4/05 10:44:21 |
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| 17 | ######################################################################### |
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| 18 | # |
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| 19 | # Usage: mmdynamicmap Device |
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| 20 | # |
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| 21 | ######################################################################### |
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| 22 | |
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| 23 | # Include global declarations and service routines. |
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| 24 | . /usr/lpp/mmfs/bin/mmglobfuncs |
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| 25 | . /usr/lpp/mmfs/bin/mmsdrfsdef |
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| 26 | . /usr/lpp/mmfs/bin/mmfsfuncs |
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| 27 | |
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| 28 | sourceFile="mmdynamicmap.sh" |
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| 29 | [[ -n $DEBUG || -n $DEBUGmmdynamicmap ]] && set -x |
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| 30 | $mmTRACE_ENTER "$*" |
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| 31 | |
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| 32 | # Local variables |
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| 33 | |
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| 34 | usageMsg=34 |
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| 35 | |
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| 36 | ###################### |
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| 37 | # Mainline processing |
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| 38 | ###################### |
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| 39 | |
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| 40 | ###################################### |
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| 41 | # Process the command line arguments. |
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| 42 | ###################################### |
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| 43 | [[ $arg1 = '-?' || $arg1 = '-h' || $arg1 = '--help' || $arg1 = '--' ]] && \ |
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| 44 | syntaxError "help" $usageMsg |
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| 45 | |
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| 46 | [[ $argc -lt 1 ]] && \ |
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| 47 | syntaxError "missingArgs" $usageMsg |
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| 48 | |
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| 49 | # The first argument is always the file system name. |
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| 50 | device=$arg1 |
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| 51 | |
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| 52 | [[ $argc -gt 1 ]] && \ |
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| 53 | syntaxError "extraArg" $usageMsg $arg2 |
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| 54 | |
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| 55 | |
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| 56 | # Strip away any /dev/ prefix from the device id. |
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| 57 | deviceName=${device##+(/)dev+(/)} |
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| 58 | fqDeviceName="/dev/${deviceName}" |
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| 59 | |
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| 60 | # Verify the device name. |
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| 61 | if [[ $deviceName != ${deviceName#*/} ]] |
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| 62 | then |
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| 63 | if [[ $deviceName = ${deviceName#/} ]] |
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| 64 | then |
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| 65 | printErrorMsg 170 $mmcmd $device |
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| 66 | else |
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| 67 | printErrorMsg 169 $mmcmd $device |
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| 68 | fi |
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| 69 | rc=22 # EINVAL |
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| 70 | cleanupAndExit $rc |
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| 71 | fi |
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| 72 | |
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| 73 | |
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| 74 | ##################################################################### |
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| 75 | # Set up trap exception handling and call the gpfsInit function. |
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| 76 | # It will ensure that the local copy of the mmsdrfs and the rest |
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| 77 | # of the GPFS system files are up-to-date. |
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| 78 | # |
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| 79 | # Note: To avoid undesired side effects, tell gpfsInit to restrict |
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| 80 | # mount point checking only to the file system that is subject |
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| 81 | # to the current invocation of the mmdynamicmap command. |
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| 82 | ##################################################################### |
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| 83 | trap pretrap2 HUP INT QUIT KILL |
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| 84 | export MOUNT_POINT_CHECK="$deviceName" |
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| 85 | gpfsInitOutput=$(gpfsInit nolock) |
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| 86 | setGlobalVar $? $gpfsInitOutput |
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| 87 | unset MOUNT_POINT_CHECK |
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| 88 | |
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| 89 | |
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| 90 | ###################################################### |
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| 91 | # Retrieve the mount information for the file system. |
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| 92 | # If the device is not found, return 19 (ENODEV). |
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| 93 | ###################################################### |
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| 94 | efOptions=$($awk -F: ' \ |
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| 95 | BEGIN { \ |
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| 96 | { n = 0 } \ |
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| 97 | { mountPoint = "" } \ |
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| 98 | { fsType = "" } \ |
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| 99 | } \ |
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| 100 | /':$SG_HEADR:$deviceName:'/ { \ |
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| 101 | if ( $'$FS_TYPE_Field' == "'$remotefs'" ) { \ |
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| 102 | { fsType = "remotefs" } \ |
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| 103 | { remoteDevName = $'$REMOTE_DEV_NAME_Field' } \ |
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| 104 | } \ |
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| 105 | else { \ |
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| 106 | { fsType = "localfs" } \ |
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| 107 | } \ |
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| 108 | } \ |
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| 109 | /':$SG_MOUNT:$deviceName:'/ { \ |
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| 110 | { printf $'$RW_OPT_Field' } \ |
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| 111 | if ( $'$MTIME_OPT_Field' != "" ) { \ |
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| 112 | { printf ","$'$MTIME_OPT_Field' } \ |
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| 113 | } \ |
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| 114 | if ( $'$ATIME_OPT_Field' != "" ) { \ |
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| 115 | { printf ","$'$ATIME_OPT_Field' } \ |
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| 116 | } \ |
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| 117 | if ( $'$OTHER_OPT_Field' != "" ) { \ |
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| 118 | { printf ","$'$OTHER_OPT_Field' } \ |
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| 119 | } \ |
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| 120 | if ( $'$QUOTA_OPT_Field' != "" ) { \ |
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| 121 | { printf ",quota="$'$QUOTA_OPT_Field' } \ |
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| 122 | } \ |
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| 123 | if ( fsType == "remotefs" ) { \ |
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| 124 | { printf ",dev="$'$NODESETID_Field'"\\:"remoteDevName } \ |
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| 125 | { printf ",ldev='$deviceName'" } \ |
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| 126 | } \ |
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| 127 | else { \ |
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| 128 | { printf ",dev='$deviceName'" } \ |
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| 129 | } \ |
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| 130 | { exit } \ |
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| 131 | } \ |
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| 132 | END { \ |
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| 133 | if ( fsType == "" ) { \ |
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| 134 | # Filesystem not found - return ENODEV \ |
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| 135 | { exit '$MM_DeviceNotFound' } \ |
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| 136 | } \ |
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| 137 | else { \ |
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| 138 | # Filesystem found - finish the line. \ |
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| 139 | { printf "\n" } \ |
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| 140 | { exit 0 } \ |
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| 141 | } \ |
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| 142 | } \ |
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| 143 | ' $mmsdrfsFile) |
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| 144 | rc=$? |
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| 145 | if [[ $rc -ne 0 || -z $efOptions ]] |
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| 146 | then |
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| 147 | [[ $rc -eq 0 ]] && rc=1 |
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| 148 | if [[ $rc -eq $MM_DeviceNotFound ]] |
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| 149 | then |
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| 150 | # File system not found. |
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| 151 | printErrorMsg 288 $mmcmd $device |
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| 152 | else |
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| 153 | # Unexpected error. |
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| 154 | checkForErrors awk $rc |
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| 155 | fi |
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| 156 | cleanupAndExit $rc |
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| 157 | fi |
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| 158 | |
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| 159 | |
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| 160 | ################################# |
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| 161 | # Put out the result and return. |
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| 162 | ################################# |
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| 163 | print -- "-fstype=gpfs,$efOptions :$fqDeviceName" |
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| 164 | |
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| 165 | cleanupAndExit 0 |
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| 166 | |
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