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. 1999,2007 |
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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 | # @(#)83 1.109.1.2 src/avs/fs/mmfs/ts/admin/mmfsfuncs.sh, mmfs, avs_rgpfs24, rgpfs24s012a 3/29/07 13:07:03 |
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17 | ###################################################################### |
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18 | |
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19 | |
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20 | ###################################################################### |
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21 | # Pull in operating system dependent functions and declarations. |
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22 | ###################################################################### |
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23 | [[ -e ${mmcmdDir}/mmfsfuncs.$osName ]] && \ |
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24 | . ${mmcmdDir}/mmfsfuncs.$osName |
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25 | |
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26 | |
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27 | ################################################################## |
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28 | # |
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29 | # Function: Given a disk name, find the file system to which |
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30 | # the disk belongs. |
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31 | # |
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32 | # Input: $1 - Name of disk |
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33 | # $2 - Name of mmsdrfs file |
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34 | # |
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35 | # Output: $1 - File system name |
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36 | # |
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37 | # Returns: 0 - file system found |
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38 | # 1 - file system not found |
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39 | # |
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40 | ################################################################## |
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41 | function findFSforDisk # <diskName> <sdrfs> |
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42 | { |
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43 | typeset sourceFile="mmfsfuncs.sh" |
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44 | [[ -n $DEBUG || -n $DEBUGfindFSforDisk ]] && set -x |
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45 | $mmTRACE_ENTER "$*" |
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46 | typeset diskName=$1 |
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47 | typeset sdrfs=$2 |
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48 | typeset rc fsName |
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49 | |
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50 | # The awk script looks at all SG_DISKS lines. |
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51 | # If the disk name field matches the value in $diskName, |
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52 | # we have located the line that we are looking for. |
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53 | # Print the file system device name and stop. |
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54 | fsName=$($awk -F: ' \ |
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55 | /':$SG_DISKS:'/ { \ |
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56 | if ($'$DISK_NAME_Field' == "'$diskName'" && \ |
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57 | $'$DEV_NAME_Field' != "'$NO_DEVICE'") { \ |
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58 | { print $'$DEV_NAME_Field' } \ |
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59 | { exit 0 } \ |
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60 | } \ |
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61 | } \ |
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62 | ' $sdrfs) |
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63 | checkForErrors awk $? |
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64 | |
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65 | if [[ -n $fsName ]] |
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66 | then |
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67 | print -- $fsName |
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68 | return 0 |
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69 | else |
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70 | return 1 |
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71 | fi |
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72 | |
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73 | } #----- end of function findFSforDisk ------------------ |
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74 | |
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75 | |
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76 | ################################################################## |
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77 | # |
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78 | # Function: Given a disk name, find the corresponding SG_DISKS |
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79 | # line and return the value of the specified field. |
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80 | # |
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81 | # Input: $1 - field whose value should be returned |
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82 | # $2 - name of disk for which info is sought |
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83 | # $3 - name of mmsdrfs file to search |
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84 | # |
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85 | # Output: $1 - value of the requested field |
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86 | # |
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87 | # Returns: 0 - disk found and requested value returned |
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88 | # 1 - disk not found |
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89 | # |
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90 | ################################################################## |
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91 | function getDiskInfo # <returnField> <diskName> <sdrfs> |
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92 | { |
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93 | typeset sourceFile="mmfsfuncs.sh" |
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94 | [[ -n $DEBUG || -n $DEBUGgetDiskInfo ]] && set -x |
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95 | $mmTRACE_ENTER "$*" |
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96 | typeset returnField=$1 |
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97 | typeset diskName=$2 |
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98 | typeset sdrfs=$3 |
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99 | typeset rc result |
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100 | |
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101 | # The awk script looks at SG_DISKS lines. |
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102 | # If the diskname field matches the value in $diskName, |
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103 | # we have located the line that we are looking for. |
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104 | # Print the value of the requested field and stop. |
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105 | result=$($awk -F: ' \ |
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106 | /':$SG_DISKS:'/ { \ |
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107 | if ($'$DISK_NAME_Field' == "'$diskName'") { \ |
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108 | { print $'$returnField' } \ |
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109 | { exit 0 } \ |
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110 | } \ |
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111 | } \ |
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112 | ' $sdrfs) |
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113 | checkForErrors awk $? |
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114 | |
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115 | if [[ -n $result ]] |
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116 | then |
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117 | print -- $result |
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118 | return 0 |
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119 | else |
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120 | return 1 |
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121 | fi |
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122 | |
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123 | } #----- end of function getDiskInfo -------------------- |
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124 | |
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125 | |
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126 | ############################################################################ |
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127 | # |
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128 | # Function: Given an mm disk descriptor and its corresponding free |
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129 | # SG_DISKS line, this routine validates the parameters, |
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130 | # converts the descriptor to ts format, and generates |
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131 | # an updated SG_DISKS line. |
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132 | # |
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133 | # Input: $1 - disk descriptor in mm format |
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134 | # $2 - the current (free) SG_DISKS line for the disk |
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135 | # $3 - file system to which the disk will be assigned |
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136 | # or $NO_DEVICE if invoked from mmcrnsd |
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137 | # or $CHANGE_NSD if invoked from mmchnsd |
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138 | # $4 - nodeset to which the file system belongs |
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139 | # or $FREE_DISK if invoked from mmcrnsd |
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140 | # $5 - status string with which to update DISK_STATUS_Field |
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141 | # when a match is found; NULL if no value |
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142 | # $6 - (optional) Default disk usage if usage is not |
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143 | # specified in the mm disk descriptor. |
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144 | # "oldDiskUsage" is used when replacing a disk. |
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145 | # |
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146 | # Output: $1 - updated SG_DISKS line for the disk |
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147 | # $2 - Disk descriptor in TS format |
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148 | # $3 - Disk usage |
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149 | # |
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150 | # Returns: 0 - valid descriptor |
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151 | # 1 - invalid descriptor |
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152 | # |
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153 | ############################################################################ |
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154 | function validateAndConvertNsdDescriptor # <mmDiskDesc> <freeDiskLine> |
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155 | # <fs> <nodesetId> <statusString> |
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156 | # [<defaultUsage>] |
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157 | { |
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158 | typeset sourceFile="mmfsfuncs.sh" |
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159 | [[ -n $DEBUG || -n $DEBUGvalidateAndConvertNsdDescriptor ]] && set -x |
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160 | $mmTRACE_ENTER "$*" |
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161 | typeset mmDiskDesc=$1 |
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162 | typeset freeDiskLine=$2 |
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163 | typeset deviceName=$3 |
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164 | typeset nodesetId=$4 |
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165 | typeset statusString=$5 |
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166 | typeset defaultUsage=$6 |
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167 | |
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168 | typeset updatedDiskLine diskName diskUsage failureGroup ipa storagePool |
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169 | typeset primaryNsdAdminNode newPrimaryNsdAdminNode |
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170 | typeset primaryNsdDaemonNode newPrimaryNsdDaemonNode |
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171 | typeset backupNsdAdminNode newBackupNsdAdminNode |
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172 | typeset backupNsdDaemonNode newBackupNsdDaemonNode |
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173 | typeset -i primaryNodeNumber defaultFailureGroup |
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174 | |
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175 | typeset driverType="nsd" |
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176 | typeset sectorSize="" |
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177 | typeset hasMetaData=1 |
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178 | typeset hasData=1 |
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179 | typeset addingDiskToFS="" |
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180 | typeset replacingDisk="" |
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181 | |
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182 | [[ $statusString = NULL ]] && statusString="" |
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183 | [[ $defaultUsage = oldDiskUsage ]] && replacingDisk=yes |
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184 | |
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185 | ###################################################################### |
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186 | # Parse the mm descriptor and the current SG_DISKS line for the disk. |
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187 | ###################################################################### |
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188 | IFS=":" |
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189 | set -f ; set -- $mmDiskDesc ; set +f |
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190 | diskName=${1#+(/)dev+(/)} # name stripped of /dev/ prefix |
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191 | newPrimaryNsdAdminNode=$2 |
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192 | newBackupNsdAdminNode=$3 |
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193 | diskUsage=$4 |
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194 | failureGroup=$5 |
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195 | storagePool=$7 |
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196 | |
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197 | set -f ; set -A v -- - $freeDiskLine ; set +f |
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198 | IFS="$IFS_sv" |
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199 | |
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200 | ################################################################# |
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201 | # Determine who the caller is. The logic depends on whether |
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202 | # we are creating a new disk (mmcrnsd), adding an already |
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203 | # existing disk to a file system (mmcrfs, mmadddisk, mmrpldisk) |
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204 | # or changing some of the disk attributes (mmchnsd). |
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205 | ################################################################# |
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206 | if [[ $deviceName = $NO_DEVICE ]] |
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207 | then |
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208 | # Creating a new disk. Verify that the disk name is specified. |
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209 | deviceName="" |
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210 | if [[ -z $diskName ]] |
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211 | then |
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212 | # The disk name must be specified in the disk descriptor. |
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213 | printErrorMsg 23 $mmcmd |
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214 | return 1 |
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215 | fi |
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216 | elif [[ $deviceName = $CHANGE_NSD ]] |
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217 | then |
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218 | # The caller is mmchnsd or mmimportfs. |
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219 | # The disk may or may not belong to a file system. |
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220 | deviceName=${v[$DEV_NAME_Field]} |
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221 | [[ $deviceName = $NO_DEVICE ]] && deviceName="" |
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222 | else |
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223 | # The caller is mmcrfs, mmadddisk, or mmrpldisk. |
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224 | # The file system is known. |
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225 | addingDiskToFS=yes |
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226 | fi |
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227 | |
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228 | ####################################################### |
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229 | # Verify the diskUsage parameter and set the ts flags. |
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230 | ####################################################### |
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231 | [[ -z $defaultUsage ]] && defaultUsage=dataAndMetadata |
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232 | |
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233 | [[ -z $diskUsage ]] && diskUsage=$defaultUsage |
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234 | |
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235 | if [[ $diskUsage = dataAndMetadata ]] |
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236 | then |
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237 | : # There is nothing to do; use default values. |
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238 | elif [[ $diskUsage = metadataOnly ]] |
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239 | then |
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240 | hasData=0 |
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241 | elif [[ $diskUsage = dataOnly ]] |
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242 | then |
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243 | hasMetaData=0 |
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244 | elif [[ $diskUsage = descOnly ]] |
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245 | then |
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246 | hasData=0 |
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247 | hasMetaData=0 |
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248 | elif [[ $diskUsage = oldDiskUsage ]] |
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249 | then |
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250 | hasData="" |
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251 | hasMetaData="" |
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252 | diskUsage=${v[$DISK_USAGE_Field]} |
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253 | else |
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254 | # The disk usage parameter is invalid. |
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255 | printErrorMsg 24 $mmcmd |
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256 | return 1 |
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257 | fi |
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258 | |
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259 | ####################################################### |
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260 | # Verify the NSD server node values. |
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261 | ####################################################### |
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262 | |
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263 | # If a server node was specified, make sure that it is valid |
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264 | # and convert it if necessary to an admin node adapter name. |
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265 | if [[ -n $newPrimaryNsdAdminNode ]] |
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266 | then |
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267 | newPrimaryNsdAdminNode=$(checkAndConvertNodeValue \ |
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268 | $newPrimaryNsdAdminNode $REL_HOSTNAME_Field) |
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269 | [[ $? -ne 0 ]] && return 1 |
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270 | newPrimaryNsdDaemonNode=$(checkAndConvertNodeValue \ |
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271 | $newPrimaryNsdAdminNode $DAEMON_NODENAME_Field) |
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272 | [[ $? -ne 0 ]] && return 1 |
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273 | fi |
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274 | if [[ -n $newBackupNsdAdminNode ]] |
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275 | then |
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276 | newBackupNsdAdminNode=$(checkAndConvertNodeValue \ |
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277 | $newBackupNsdAdminNode $REL_HOSTNAME_Field) |
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278 | [[ $? -ne 0 ]] && return 1 |
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279 | newBackupNsdDaemonNode=$(checkAndConvertNodeValue \ |
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280 | $newBackupNsdAdminNode $DAEMON_NODENAME_Field) |
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281 | [[ $? -ne 0 ]] && return 1 |
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282 | fi |
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283 | |
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284 | # Are we adding disks to a file system? |
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285 | if [[ -n $addingDiskToFS ]] |
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286 | then |
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287 | # If adding an existing disk to some file system, |
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288 | # the descriptor cannot have NSD server nodes that |
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289 | # are different than the ones already defined. |
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290 | # Note: Under normal circumstances, the server fields |
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291 | # in the disk descriptor should be null. |
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292 | primaryNsdAdminNode=${v[$NSD_PRIMARY_NODE_Field]} |
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293 | primaryNsdDaemonNode=${v[$DAEMON_NSD_PRIMARY_Field]} |
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294 | backupNsdAdminNode=${v[$NSD_BACKUP_NODE_Field]} |
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295 | backupNsdDaemonNode=${v[$DAEMON_NSD_BACKUP_Field]} |
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296 | |
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297 | if [[ -n $newPrimaryNsdAdminNode && \ |
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298 | $newPrimaryNsdAdminNode != $primaryNsdAdminNode ]] |
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299 | then |
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300 | # The server node in the disk descriptor is not valid. |
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301 | printErrorMsg 201 $mmcmd $newPrimaryNsdAdminNode |
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302 | return 1 |
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303 | fi |
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304 | if [[ -n $newBackupNsdAdminNode && \ |
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305 | $newBackupNsdAdminNode != $backupNsdAdminNode ]] |
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306 | then |
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307 | # The server node in the disk descriptor is not valid. |
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308 | printErrorMsg 201 $mmcmd $newBackupNsdAdminNode |
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309 | return 1 |
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310 | fi |
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311 | else |
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312 | # If creating a new disk or changing an existing one, |
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313 | # accept the server node values from the descriptor. |
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314 | primaryNsdAdminNode=$newPrimaryNsdAdminNode |
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315 | primaryNsdDaemonNode=$newPrimaryNsdDaemonNode |
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316 | backupNsdAdminNode=$newBackupNsdAdminNode |
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317 | backupNsdDaemonNode=$newBackupNsdDaemonNode |
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318 | |
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319 | if [[ -n $backupNsdAdminNode && -z $primaryNsdAdminNode ]] |
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320 | then |
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321 | # The primary NSD node is not specified. |
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322 | printErrorMsg 491 $mmcmd $diskName |
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323 | return 1 |
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324 | fi |
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325 | fi # end of if [[ -n $addingDiskToFS ]] |
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326 | |
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327 | # If a primary NSD node was specified, find its node number |
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328 | # in order to compute the default failure group value. |
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329 | if [[ -n $primaryNsdAdminNode ]] |
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330 | then |
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331 | if [[ $backupNsdAdminNode = $primaryNsdAdminNode ]] |
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332 | then |
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333 | # The primary and backup NSD servers must be different nodes. |
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334 | printErrorMsg 492 $mmcmd |
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335 | return 1 |
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336 | fi |
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337 | |
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338 | primaryNodeNumber=$(checkAndConvertNodeValue $primaryNsdAdminNode $NODE_NUMBER_Field) |
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339 | [[ $? -ne 0 ]] && return 1 |
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340 | |
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341 | # The default failure group is the primary server number + 4000. |
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342 | defaultFailureGroup=$primaryNodeNumber+4000 |
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343 | fi # end of if [[ -n $primaryNsdAdminNode ]] |
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344 | |
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345 | ############################## |
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346 | # Failure group verification |
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347 | ############################## |
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348 | if [[ -n $replacingDisk ]] |
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349 | then |
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350 | : # Let tsrpldisk handle the failure group. |
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351 | |
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352 | elif [[ -n $failureGroup ]] |
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353 | then |
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354 | # Validate the user-supplied value. |
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355 | if [[ $failureGroup != ?(-)+([0-9]) ]] |
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356 | then |
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357 | # Invalid integer |
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358 | printErrorMsg 199 $mmcmd $failureGroup |
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359 | return 1 |
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360 | fi |
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361 | |
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362 | if [[ $failureGroup -ge -1 && $failureGroup -le 4000 || |
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363 | -n $primaryNsdAdminNode && $failureGroup -eq $defaultFailureGroup ]] |
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364 | then |
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365 | : # The user-specified failure group looks reasonable. |
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366 | else |
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367 | # Invalid failure group range. |
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368 | printErrorMsg 30 $mmcmd |
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369 | return 1 |
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370 | fi |
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371 | |
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372 | elif [[ -n $primaryNsdAdminNode ]] |
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373 | then |
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374 | # Set the failure group to the server node number + 4000. |
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375 | failureGroup=$defaultFailureGroup |
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376 | |
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377 | else |
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378 | # If all else fails, go with negative one. |
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379 | failureGroup="-1" |
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380 | fi # end of if [[ -n $replacingDisk ]] |
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381 | |
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382 | ############################# |
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383 | # Storage pool verification |
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384 | ############################# |
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385 | # Check the storage pool name if one was specified. |
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386 | if [[ -n $storagePool && $storagePool != "system" ]] |
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387 | then |
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388 | # Check whether the disk is to be used for metadata. |
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389 | if [[ $hasMetaData = 1 || $diskUsage = descOnly ]] |
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390 | then |
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391 | # The disk usage is not compatible with the storage pool. |
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392 | printErrorMsg 239 $mmcmd $diskUsage $storagePool |
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393 | return 1 |
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394 | fi |
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395 | |
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396 | # Check whether the storage pool name conforms to naming rules. |
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397 | # If it does not, issue an error message and exit with a non-zero rc. |
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398 | checkName poolName 255 "$storagePool" |
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399 | [[ $? -ne 0 ]] && return 1 |
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400 | fi |
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401 | |
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402 | ############################################################## |
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403 | # Everything seems to be OK. Generate the output and return. |
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404 | ############################################################## |
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405 | # Build the ts version of the descriptor. |
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406 | tsDiskDesc="$diskName:$driverType:$sectorSize:$failureGroup:" |
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407 | tsDiskDesc="${tsDiskDesc}$hasMetaData:$hasData:$storagePool" |
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408 | |
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409 | # Update fields in the SG_DISKS line as necessary. |
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410 | [[ -z $deviceName ]] && deviceName=$NO_DEVICE |
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411 | v[$NODESETID_Field]=$nodesetId |
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412 | v[$DEV_NAME_Field]=$deviceName |
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413 | v[$FAILURE_GROUP_Field]=$failureGroup |
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414 | v[$DISK_USAGE_Field]=$diskUsage |
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415 | v[$DISK_TYPE_Field]=$driverType |
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416 | v[$DISK_STATUS_Field]=$statusString |
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417 | v[$NSD_PRIMARY_NODE_Field]=$primaryNsdAdminNode |
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418 | v[$NSD_BACKUP_NODE_Field]=$backupNsdAdminNode |
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419 | v[$DAEMON_NSD_PRIMARY_Field]=$primaryNsdDaemonNode |
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420 | v[$DAEMON_NSD_BACKUP_Field]=$backupNsdDaemonNode |
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421 | v[$STORAGE_POOL_Field]=$storagePool |
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422 | updatedDiskLine=$(print_newLine) |
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423 | |
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424 | # Print the results. |
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425 | print -- "$updatedDiskLine $tsDiskDesc $diskUsage" |
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426 | |
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427 | return 0 |
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428 | |
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429 | } #----- end of function validateAndConvertNsdDescriptor --------- |
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430 | |
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431 | |
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432 | ######################################################################## |
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433 | # |
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434 | # Function: Invoke tspreparedisk to generate an unique identifier |
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435 | # and record it on the disk. If invoked by mmimportfs, |
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436 | # move the sg descriptor to sector 8 if necessary. |
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437 | # |
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438 | # Input: $1 - name of the underlying disk to use |
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439 | # $2 - value of verification flag (-v option of mmcrnsd) |
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440 | # $3 - invoking command |
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441 | # $4 - nsd subtype |
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442 | # (if "NULL" is passed, createNsd will determine it) |
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443 | # |
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444 | # Output: NSD disk type followed by the output from tspreparedisk |
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445 | # |
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446 | # Returns: 0 - success |
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447 | # non-zero - unexpected error |
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448 | # |
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449 | ######################################################################## |
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450 | function createNsd # <diskName> <vflag> <invokingCommand> <nsdSubtype> |
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451 | { |
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452 | typeset sourceFile="mmfsfuncs.sh" |
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453 | [[ -n $DEBUG || -n $DEBUGcreateNsd ]] && set -x |
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454 | $mmTRACE_ENTER "$*" |
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455 | typeset diskName=$1 |
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456 | typeset vflag=$2 |
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457 | typeset invokingCommand=$3 |
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458 | typeset nsdSubtype=$4 |
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459 | |
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460 | typeset device tscmdParms tspreparediskOutput |
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461 | typeset unfenceAttempted="" |
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462 | typeset rc=0 |
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463 | typeset ec=0 |
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464 | |
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465 | if [[ $nsdSubtype = NULL ]] |
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466 | then |
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467 | # Determine the type of the underlying disk. |
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468 | nsdSubtype=$(determineNsdSubtype $diskName) |
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469 | rc=$? |
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470 | if [[ $rc -ne 0 || -z $nsdSubtype ]] |
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471 | then |
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472 | # Print result and return. |
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473 | print error tspreparedisk:0:0:0:0:3901:0:0 |
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474 | [[ $rc -eq 0 ]] && rc=1 |
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475 | return $rc |
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476 | fi |
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477 | fi # end of if [[ $nsdSubtype = NULL ]] |
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478 | |
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479 | # Ensure the sg descriptor starts in sector 8. |
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480 | if [[ $invokingCommand = mmimportfs ]] |
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481 | then |
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482 | tspreparediskOutput=$($tspreparedisk -m $diskName 2>$errMsg) |
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483 | rc=$? |
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484 | |
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485 | # If we fail because this is a fenced-out VSD, |
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486 | # unfence the disk and retry the tspreparedisk. |
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487 | if [[ $rc -eq 50 && $nsdSubtype = vsd ]] |
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488 | then |
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489 | $rm -f $errMsg |
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490 | unfenceVSDdisk $diskName |
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491 | ec=$? |
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492 | unfenceAttempted=yes |
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493 | if [[ $ec -eq 0 ]] |
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494 | then |
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495 | tspreparediskOutput=$($tspreparedisk -m $diskName 2>$errMsg) |
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496 | rc=$? |
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497 | fi |
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498 | fi # end of if [[ $rc -eq 50 && $nsdSubtype = vsd ]] |
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499 | |
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500 | # Check the result from the tspreparedisk command. |
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501 | if [[ $rc -ne 0 || -z $tspreparediskOutput ]] |
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502 | then |
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503 | # Print result and return. |
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504 | [[ -s $errMsg ]] && $cat $errMsg 1>&2 |
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505 | $rm -f $errMsg |
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506 | print error tspreparedisk:$rc:0:0:0:3902:0:0 |
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507 | [[ $rc -eq 0 ]] && rc=1 |
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508 | return $rc |
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509 | fi |
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510 | $rm -f $errMsg |
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511 | fi # end of if [[ $invokingCommand = mmimportfs ]] |
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512 | |
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513 | # Construct the fully-qualified device name. |
---|
514 | # Note that this is required for the -n and -N options |
---|
515 | # of tspreparedisk, but not for the -m option. |
---|
516 | if [[ $diskName = /* ]] |
---|
517 | then |
---|
518 | device=$diskName |
---|
519 | elif [[ $osName = AIX ]] |
---|
520 | then |
---|
521 | device=/dev/r$diskName |
---|
522 | else |
---|
523 | device=/dev/$diskName |
---|
524 | fi |
---|
525 | |
---|
526 | # Determine the parameters to specify on the tspreparedisk command. |
---|
527 | # If the -v flag on the mmcrnsd command was set to yes, do not |
---|
528 | # overwrite an existing pvid. Otherwise, unconditionally generate |
---|
529 | # a new pvid. |
---|
530 | if [[ $vflag = yes ]] |
---|
531 | then |
---|
532 | tscmdParms="-n $device -t $nsdSubtype" |
---|
533 | else |
---|
534 | tscmdParms="-N $device -t $nsdSubtype" |
---|
535 | fi |
---|
536 | |
---|
537 | # Invoke tspreparedisk to generate and write a unique pvid on the disk. |
---|
538 | tspreparediskOutput=$($tspreparedisk $tscmdParms) |
---|
539 | rc=$? |
---|
540 | |
---|
541 | # If there is failure because this is a fenced-out VSD, |
---|
542 | # unfence the disk and retry the tspreparedisk. |
---|
543 | if [[ $rc -eq 50 && $nsdSubtype = vsd && -z $unfenceAttempted ]] |
---|
544 | then |
---|
545 | unfenceVSDdisk $diskName |
---|
546 | ec=$? |
---|
547 | if [[ $ec -eq 0 ]] |
---|
548 | then |
---|
549 | tspreparediskOutput=$($tspreparedisk $tscmdParms) |
---|
550 | rc=$? |
---|
551 | fi |
---|
552 | fi # end of if [[ $rc -eq 50 && $nsdSubtype = vsd && -z $unfenceAttempted ]] |
---|
553 | |
---|
554 | # Output the NSD subtype and the result from tspreparedisk. |
---|
555 | print $nsdSubtype $tspreparediskOutput |
---|
556 | return $rc |
---|
557 | |
---|
558 | } #----- end of function createNsd ---------------------- |
---|
559 | |
---|
560 | |
---|
561 | ############################################################################## |
---|
562 | # |
---|
563 | # Function: Invoke tspreparedisk to configure disks for use as quorum disks. |
---|
564 | # |
---|
565 | # Input: $1 - file with the SG_DISK lines for the disks |
---|
566 | # $2 - comma-separated list of quorum node numbers |
---|
567 | # $3 - comma-separated list of quorum node names |
---|
568 | # $4 - invoking command |
---|
569 | # |
---|
570 | # Output: None |
---|
571 | # |
---|
572 | # Returns: 0 - success |
---|
573 | # non-zero - unexpected error |
---|
574 | # |
---|
575 | ############################################################################## |
---|
576 | function formatPaxosDisks # <diskLines> <quorumNodeNumbers> |
---|
577 | # <quorumNodeNames> <invokingCommand> |
---|
578 | { |
---|
579 | typeset sourceFile="mmfsfuncs.sh" |
---|
580 | [[ -n $DEBUG || -n $DEBUGformatPaxosDisks ]] && set -x |
---|
581 | $mmTRACE_ENTER "$*" |
---|
582 | typeset diskLines=$1 |
---|
583 | typeset quorumNodeNumbers=$2 |
---|
584 | typeset quorumNodeNames=$3 |
---|
585 | typeset invokingCommand=$4 |
---|
586 | |
---|
587 | typeset rc=0 |
---|
588 | typeset formatPaxosDisks_rc=0 |
---|
589 | typeset wOpt="" |
---|
590 | typeset sdrfsLine diskName pvid nsdSubtype fOpt rc2 |
---|
591 | typeset magicWord fsName nodeName invokedNode result |
---|
592 | |
---|
593 | [[ $invokingCommand = mmaddnode ]] && wOpt="-w" |
---|
594 | |
---|
595 | # Read the SG_DISK lines and process the disks one by one. |
---|
596 | $rm -f $errMsg |
---|
597 | IFS=":" |
---|
598 | exec 3<&- |
---|
599 | exec 3< $diskLines |
---|
600 | while read -u3 sdrfsLine |
---|
601 | do |
---|
602 | # Parse the line. |
---|
603 | set -f ; set -A v -- - $sdrfsLine ; set +f |
---|
604 | IFS="$IFS_sv" |
---|
605 | diskName=${v[$DISK_NAME_Field]} |
---|
606 | pvid=${v[$PVID_Field]} |
---|
607 | nsdSubtype=${v[$NSD_SUBTYPE_Field]} |
---|
608 | |
---|
609 | if [[ ${v[$NODESETID_Field]} = $FREE_DISK ]] |
---|
610 | then |
---|
611 | fOpt="" |
---|
612 | else |
---|
613 | fOpt="-f" |
---|
614 | fi |
---|
615 | |
---|
616 | # Loop through the list of nodes, invoking the tspreparedisk command |
---|
617 | # to format the disk. We continue looping until we succeed on some node. |
---|
618 | IFS="," |
---|
619 | for nodeName in $quorumNodeNames |
---|
620 | do |
---|
621 | IFS="$IFS_sv" |
---|
622 | if [[ $nodeName = $ourNodeName ]] |
---|
623 | then |
---|
624 | # Execute the command locally. |
---|
625 | result=$($mmremote adminCmd tspreparedisk \ |
---|
626 | -p $pvid -t $nsdSubtype -q $quorumNodeNumbers $fOpt $wOpt) |
---|
627 | rc=$? |
---|
628 | invokedNode=$ourNodeName |
---|
629 | tspreparediskOutput="$result" |
---|
630 | else |
---|
631 | # Check whether the node can be reached. |
---|
632 | isNodeReachable $nodeName |
---|
633 | if [[ $? -eq 0 ]] |
---|
634 | then |
---|
635 | # Invoke mmdsh to execute the command on the node. |
---|
636 | result=$($mmdsh -vL $nodeName $mmremote adminCmd tspreparedisk \ |
---|
637 | -p $pvid -t $nsdSubtype -q $quorumNodeNumbers $fOpt $wOpt) |
---|
638 | rc=$? |
---|
639 | invokedNode=${result%%: *} |
---|
640 | tspreparediskOutput=${result#* } |
---|
641 | tspreparediskOutput=${tspreparediskOutput## } |
---|
642 | else |
---|
643 | rc=$MM_HostDown |
---|
644 | fi # end of if [[ $? -eq 0 ]] |
---|
645 | fi # end of if [[ $nodeName = $ourNodeName ]] |
---|
646 | |
---|
647 | # Parse the result from tspreparedisk. |
---|
648 | IFS=":" |
---|
649 | set -f ; set -- $tspreparediskOutput ; set +f |
---|
650 | magicWord=$1 |
---|
651 | rc2=$2 |
---|
652 | IFS="$IFS_sv" |
---|
653 | |
---|
654 | # Issue an appropriate message if the node was unable |
---|
655 | # to execute tspreparedisk successfully. |
---|
656 | if [[ $rc -ne 0 || $magicWord != tspreparedisk || $rc2 -ne 0 ]] |
---|
657 | then |
---|
658 | # Something went wrong with this disk. |
---|
659 | # Try to make sense of the error. |
---|
660 | if [[ $rc -eq $MM_HostDown ]] |
---|
661 | then |
---|
662 | # The node is not reachable. |
---|
663 | printErrorMsg 340 $mmcmd $nodeName 2>> $errMsg |
---|
664 | elif [[ $magicWord = tspreparedisk ]] |
---|
665 | then |
---|
666 | # tspreparedisk executed but it was not happy about something. |
---|
667 | if [[ $rc2 = 1 ]] # E_PERM |
---|
668 | then |
---|
669 | # Permission was denied for disk. |
---|
670 | printErrorMsg 523 "$invokedNode: $mmcmd" "$diskName" 2>> $errMsg |
---|
671 | elif [[ $rc2 = 2 ]] # E_NOENT |
---|
672 | then |
---|
673 | # The disk was not found. |
---|
674 | printErrorMsg 524 "$invokedNode: $mmcmd" "$diskName" 2>> $errMsg |
---|
675 | elif [[ $rc2 = 5 ]] # E_IO |
---|
676 | then |
---|
677 | # I/O error |
---|
678 | printErrorMsg 525 "$invokedNode: $mmcmd" "$diskName" 2>> $errMsg |
---|
679 | elif [[ $rc2 = 19 ]] # E_NODEV |
---|
680 | then |
---|
681 | # A return code of ENODEV was returned for the disk. |
---|
682 | printErrorMsg 187 $mmcmd $invokedNode "$diskName" 2>> $errMsg |
---|
683 | elif [[ $rc2 = 50 ]] # E_NOCONNECT |
---|
684 | then |
---|
685 | # The disk is fenced out. |
---|
686 | printErrorMsg 395 $mmcmd $invokedNode "$diskName" 2>> $errMsg |
---|
687 | elif [[ $rc2 = 214 ]] # E_VALIDATE |
---|
688 | then |
---|
689 | # Disk validation error. |
---|
690 | printErrorMsg 539 "$invokedNode: $mmcmd" "$diskName" $rc2 2>>$errMsg |
---|
691 | elif [[ $rc2 = 221 ]] # E_BALSPACE |
---|
692 | then |
---|
693 | # There is no space in the descriptor for the paxos sectors. |
---|
694 | printErrorMsg 531 "$invokedNode: $mmcmd" "$diskName" 2>> $errMsg |
---|
695 | elif [[ $rc2 = 236 ]] # E_FORMAT_INCOMPAT |
---|
696 | then |
---|
697 | # The disk belongs to a back level file system or |
---|
698 | # it is not in ready state. |
---|
699 | fsName=$(findFSforDisk "$diskName" $mmsdrfsFile) |
---|
700 | printErrorMsg 528 "$invokedNode: $mmcmd" "$diskName" $fsName 2>> $errMsg |
---|
701 | else |
---|
702 | # Show the result from tspreparedisk. |
---|
703 | print -u2 "$tspreparediskOutput" 2>> $errMsg |
---|
704 | # There was an unexpected error from tspreparedisk. |
---|
705 | printErrorMsg 171 "$invokedNode: $mmcmd" \ |
---|
706 | "tspreparedisk -p $pvid -t $nsdSubtype -q $quorumNodeNumbers $fOpt $wOpt" $rc2 2>> $errMsg |
---|
707 | fi # end of if [[ $rc2 = 1 ]] |
---|
708 | else |
---|
709 | # Something is really wrong. Output error information if any. |
---|
710 | [[ -n $result ]] && print -u2 "$nodeName: $result" 2>> $errMsg |
---|
711 | fi # end of if [[ $magicWord = tspreparedisk ]] |
---|
712 | fi # end of if [[ $rc -ne 0 || $magicWord != tspreparedisk || $rc2 -ne 0 ]] |
---|
713 | |
---|
714 | # Exit the loop if tspreparedisk succeeded. |
---|
715 | [[ $rc -eq 0 && $magicWord = tspreparedisk && $rc2 -eq 0 ]] && break |
---|
716 | |
---|
717 | IFS="," # Change the field separator back to "," for the next iteration. |
---|
718 | done # end of for nodeName in $quorumNodeNames |
---|
719 | IFS="$IFS_sv" |
---|
720 | |
---|
721 | # If no node was able to run tspreparedisk successfully, |
---|
722 | # show all of the error messages and set a failure return code. |
---|
723 | if [[ $rc -ne 0 || $magicWord != tspreparedisk || $rc2 -ne 0 ]] |
---|
724 | then |
---|
725 | $cat $errMsg 1>&2 |
---|
726 | # Failed while processing the disk. |
---|
727 | printErrorMsg 529 $mmcmd "$diskName" |
---|
728 | formatPaxosDisks_rc=1 |
---|
729 | fi # end of if [[ $rc -ne 0 || $magicWord != tspreparedisk || $rc2 -ne 0 ]] |
---|
730 | |
---|
731 | # Reset things needed for the next iteration. |
---|
732 | $rm -f $errMsg |
---|
733 | IFS=":" |
---|
734 | |
---|
735 | done # end of while read -u3 sdrfsLine |
---|
736 | IFS="$IFS_sv" |
---|
737 | |
---|
738 | return $formatPaxosDisks_rc |
---|
739 | |
---|
740 | } #----- end of function formatPaxosDisks -------------------- |
---|
741 | |
---|
742 | |
---|
743 | ############################################################################ |
---|
744 | # |
---|
745 | # Function: Send nsd data obtained from the tspreparedisk -s command |
---|
746 | # (and other sources) for all nsds on this node to stdout. |
---|
747 | # |
---|
748 | # Input: X flag (optional; if set, it specifies that eXtra information |
---|
749 | # should be returned in the remarks field) |
---|
750 | # |
---|
751 | # Output: colon-separated nsd information from the "tspreparedisk -s" |
---|
752 | # command (and other sources if the X flag was specified) |
---|
753 | # |
---|
754 | # Returns: 0 - success |
---|
755 | # |
---|
756 | ############################################################################ |
---|
757 | function getLocalNsdData # [<Xflag>] |
---|
758 | { |
---|
759 | typeset sourceFile="mmfsfuncs.sh" |
---|
760 | [[ -n $DEBUG || -n $DEBUGgetLocalNsdData ]] && set -x |
---|
761 | $mmTRACE_ENTER "$*" |
---|
762 | typeset Xflag=$1 |
---|
763 | typeset tspreparediskLine nsid deviceName localDevice deviceType vgname |
---|
764 | typeset vsdDataNeeded=yes |
---|
765 | |
---|
766 | # Obtain the output of the tspreparedisk -s command. |
---|
767 | $tspreparedisk -s > $tsOutputFile 2> $errMsg |
---|
768 | |
---|
769 | # Read and process the output. |
---|
770 | exec 4<&- |
---|
771 | exec 4< $tsOutputFile |
---|
772 | while read -u4 tspreparediskLine |
---|
773 | do |
---|
774 | # Parse the tspreparedisk output line. |
---|
775 | set -f ; set -- $tspreparediskLine ; set +f |
---|
776 | nsid=$1 |
---|
777 | localDevice=$2 |
---|
778 | deviceType=$3 |
---|
779 | |
---|
780 | # If this is an AIX environment, replace the /dev/r prefix with /dev/. |
---|
781 | if [[ $osName = AIX && $localDevice = +(/)dev+(/)r* ]] |
---|
782 | then |
---|
783 | deviceName=${localDevice##+(/)dev+(/)r} |
---|
784 | localDevice=/dev/$deviceName |
---|
785 | fi |
---|
786 | |
---|
787 | if [[ -z $Xflag ]] |
---|
788 | then |
---|
789 | # Here if -m or -M was specified. |
---|
790 | # If this is not an error line, print the data. |
---|
791 | [[ $nsid != tspreparedisk* ]] && \ |
---|
792 | print "getLocalNsdData:$nsid:$localDevice:$deviceType::" >> $nsdDataFile |
---|
793 | else |
---|
794 | # Here if -X was specified. |
---|
795 | # Obtain information for the remarks field for certain types of disks. |
---|
796 | remarks="" |
---|
797 | if [[ $osName = AIX ]] |
---|
798 | then |
---|
799 | if [[ $deviceType = vsd ]] |
---|
800 | then |
---|
801 | # Obtain VSD information for the remarks field. |
---|
802 | if [[ $vsdDataNeeded = yes ]] |
---|
803 | then |
---|
804 | getVsdRpdNodeData $tmpNodes |
---|
805 | LC_ALL=C $lsvsd -l > $vsdNamesFile 2>/dev/null |
---|
806 | LC_ALL=C $vsdatalst -v > $diskfile 2>/dev/null |
---|
807 | LC_ALL=C $vsdatalst -g > $volGroupFile 2>/dev/null |
---|
808 | $touch $tmpNodes $vsdNamesFile $diskfile $volGroupFile |
---|
809 | vsdDataNeeded=no |
---|
810 | fi |
---|
811 | remarks=$(obtainVsdInfo $deviceName $tmpNodes $vsdNamesFile $diskfile $volGroupFile) |
---|
812 | elif [[ $deviceType = lv ]] |
---|
813 | then |
---|
814 | # Obtain logical volume information for the remarks field. |
---|
815 | vgname=$(LC_ALL=C $lslv -L $deviceName 2>/dev/null | $awk '/VOLUME GROUP:/ {print $6}') |
---|
816 | [[ -z vgname ]] && vgname=unknown |
---|
817 | remarks="lv=$deviceName,vg=$vgname" |
---|
818 | fi # end of if [[ $deviceType = vsd ]] |
---|
819 | fi # end of if [[ $osName = AIX ]] |
---|
820 | |
---|
821 | # If this is not an error line, print the data. |
---|
822 | [[ $nsid != tspreparedisk* ]] && \ |
---|
823 | print "getLocalNsdData:$nsid:$localDevice:$deviceType:$remarks:" >> $nsdDataFile |
---|
824 | fi # end of if [[ -z $Xflag ]] |
---|
825 | done # end of while read -u4 tspreparediskLine |
---|
826 | |
---|
827 | # Send the colon-separated output and any error messages to stdout. |
---|
828 | $touch $nsdDataFile # Make sure the file exists even if empty. |
---|
829 | cat $nsdDataFile $errMsg |
---|
830 | return 0 |
---|
831 | |
---|
832 | } #----- end of function getLocalNsdData --------------------- |
---|
833 | |
---|
834 | |
---|
835 | #################################################################### |
---|
836 | # |
---|
837 | # Function: Find out the local device name for the disk with |
---|
838 | # the specified pvid. |
---|
839 | # |
---|
840 | # Input: $1 - pvid of the disk being looked up |
---|
841 | # $2 - nsd subtype of the disk being looked up |
---|
842 | # |
---|
843 | # Output: A line with the following ':' separated fields: |
---|
844 | # - magic word 'getLocalDiskName' |
---|
845 | # - local disk name |
---|
846 | # - return code from tspreparedisk -p |
---|
847 | # - always 0 (used to be return code from tsnsdreset -q) |
---|
848 | # |
---|
849 | # Returns: 0 - success |
---|
850 | # 1 - unexpected error |
---|
851 | # |
---|
852 | #################################################################### |
---|
853 | function getLocalDiskName # <pvid> <nsdSubtype> |
---|
854 | { |
---|
855 | typeset sourceFile="mmfsfuncs.sh" |
---|
856 | [[ -n $DEBUG || -n $DEBUGgetLocalDiskName ]] && set -x |
---|
857 | $mmTRACE_ENTER "$*" |
---|
858 | typeset pvid=$1 |
---|
859 | typeset nsdSubtype=$2 |
---|
860 | |
---|
861 | typeset tspreparediskOutput magicWord pvid |
---|
862 | typeset localDiskName="" |
---|
863 | typeset rc=0 |
---|
864 | typeset rc1=0 |
---|
865 | typeset rc2=0 |
---|
866 | |
---|
867 | # Use the nsd commands to determine the local device name. |
---|
868 | |
---|
869 | # Find out the local device name. |
---|
870 | tspreparediskOutput=$($tspreparedisk -p $pvid -t $nsdSubtype 2>$errMsg2) |
---|
871 | rc=$? |
---|
872 | |
---|
873 | # Parse the output from the tspreparedisk command. |
---|
874 | IFS=":" |
---|
875 | set -f ; set -- $tspreparediskOutput ; set +f |
---|
876 | magicWord=$1 |
---|
877 | rc1=$2 |
---|
878 | pvid=$3 |
---|
879 | localDiskName=$4 |
---|
880 | IFS="$IFS_sv" |
---|
881 | |
---|
882 | if [[ $magicWord != tspreparedisk ]] |
---|
883 | then |
---|
884 | # Unexpected error. Print error messages and give up. |
---|
885 | [[ -s $errMsg2 ]] && $cat $errMsg2 1>&2 |
---|
886 | $rm -f $errMsg2 |
---|
887 | [[ $rc -eq 0 ]] && rc=1 |
---|
888 | printErrorMsg 171 \ |
---|
889 | "getLocalDiskName" "tspreparedisk -p $pvid -t $nsdSubtype" $rc |
---|
890 | return 1 |
---|
891 | fi |
---|
892 | $rm -f $errMsg2 |
---|
893 | |
---|
894 | # If this is an AIX environment, replace the /dev/r prefix with /dev/. |
---|
895 | if [[ $osName = AIX && $localDiskName = +(/)dev+(/)r* ]] |
---|
896 | then |
---|
897 | localDiskName=${localDiskName##+(/)dev+(/)r} |
---|
898 | localDiskName=/dev/$localDiskName |
---|
899 | fi |
---|
900 | |
---|
901 | if [[ $rc -eq 0 && -n $localDiskName ]] |
---|
902 | then |
---|
903 | # tspreparedisk worked and we have a good answer. |
---|
904 | print -- "getLocalDiskName:$localDiskName:$rc1:$rc2" |
---|
905 | return 0 |
---|
906 | fi |
---|
907 | |
---|
908 | if [[ $MMMODE = single ]] |
---|
909 | then |
---|
910 | # If in single mode, there is nothing more to try; give up. |
---|
911 | print -- "getLocalDiskName:$UNRESOLVED:$rc1:$rc2" |
---|
912 | return 0 |
---|
913 | fi |
---|
914 | |
---|
915 | # If we are here, tspreparedisk failed to find out the local disk name. |
---|
916 | # There may be many reasons for this, one of which is that the disk is |
---|
917 | # being reserved by some other node and we cannot verify the pvid. |
---|
918 | # Assuming this is the case, we will look at the nsd map file and will |
---|
919 | # attempt to determine the mapping from there keeping in mind that the |
---|
920 | # answer is not 100% guaranteed to be correct anymore. |
---|
921 | |
---|
922 | # Search the nsd map file for an entry with our pvid. |
---|
923 | if [[ -s $nsdmap ]] |
---|
924 | then |
---|
925 | localDiskName=$($awk ' { \ |
---|
926 | if ($1 == "'$pvid'") { \ |
---|
927 | { print $2 } \ |
---|
928 | { exit 0 } \ |
---|
929 | } \ |
---|
930 | } ' $nsdmap) |
---|
931 | checkForErrors "awk $nsdmap" $? |
---|
932 | fi # end of if [[ -s $nsdmap ]] |
---|
933 | |
---|
934 | # If no matching pvid found in the hints file, give up. |
---|
935 | if [[ -z $localDiskName ]] |
---|
936 | then |
---|
937 | print -- "getLocalDiskName:$UNRESOLVED:$rc1:$rc2" |
---|
938 | return 0 |
---|
939 | fi |
---|
940 | |
---|
941 | # tspreparedisk should have been able to verify the pvid; |
---|
942 | # most likely this is a different disk. |
---|
943 | print -- "getLocalDiskName:$UNRESOLVED:$rc1:$rc2" |
---|
944 | |
---|
945 | return 0 |
---|
946 | |
---|
947 | } #----- end of function getLocalDiskName --------------- |
---|
948 | |
---|
949 | |
---|
950 | ############################################################# |
---|
951 | # |
---|
952 | # Function: Select an unused device minor number. |
---|
953 | # |
---|
954 | # Input: $1 - list of currently-assigned minor numbers. |
---|
955 | # |
---|
956 | # Output: A minor number for the /dev entry. |
---|
957 | # |
---|
958 | # Returns: Zero if successful, non-zero otherwise. |
---|
959 | # |
---|
960 | ############################################################# |
---|
961 | function assignDevMinor # <existingMinorNumbers> |
---|
962 | { |
---|
963 | typeset sourceFile="mmfsfuncs.sh" |
---|
964 | [[ -n $DEBUG || -n $DEBUGassignDevMinor ]] && set -x |
---|
965 | $mmTRACE_ENTER "$*" |
---|
966 | typeset existingMinorNumbers="$1" |
---|
967 | |
---|
968 | typeset x devMinor |
---|
969 | typeset rc=0 |
---|
970 | |
---|
971 | # Set the initial devMinor number. The first 50 numbers |
---|
972 | # are reserved for existing file systems that do not play |
---|
973 | # by the new rules yet. |
---|
974 | devMinor=$((minMinorNumber + 50)) |
---|
975 | |
---|
976 | # Keep looping until we either find an unused minor number, |
---|
977 | # or we run out of numbers. |
---|
978 | while ((devMinor <= maxMinorNumber)) |
---|
979 | do |
---|
980 | # Scan the currently-assigned minor numbers. |
---|
981 | for x in $existingMinorNumbers |
---|
982 | do |
---|
983 | # If the number that we want is already in use, |
---|
984 | # get out of the for loop. |
---|
985 | [[ $x = $devMinor ]] && break |
---|
986 | done |
---|
987 | |
---|
988 | # If the number that we want is free, we are done. |
---|
989 | [[ $x != $devMinor ]] && break |
---|
990 | |
---|
991 | # No luck so far, try the next number. |
---|
992 | devMinor=$((devMinor + 1)) |
---|
993 | |
---|
994 | done # end of while ((devMinor <= maxMinorNumber)) |
---|
995 | |
---|
996 | # If the number is out of range, return null and let |
---|
997 | # mmfsmknod worry about it. This should never happen |
---|
998 | # since we do not support more than 32 file systems. |
---|
999 | if [[ $devMinor -gt $maxMinorNumber ]] |
---|
1000 | then |
---|
1001 | rc=1 |
---|
1002 | devMinor="" |
---|
1003 | fi |
---|
1004 | |
---|
1005 | # Return the result. |
---|
1006 | print -- $devMinor |
---|
1007 | return $rc |
---|
1008 | |
---|
1009 | } #----- end of function assignDevMinor ----------------- |
---|
1010 | |
---|
1011 | |
---|
1012 | ############################################################# |
---|
1013 | # |
---|
1014 | # Function: Find the disk info (pvid, vgname, lvname) that |
---|
1015 | # corresponds to the raw disk name. |
---|
1016 | # |
---|
1017 | # Input: $1 - raw disk name (eg: hdisk7, sda2). |
---|
1018 | # |
---|
1019 | # Output: The disk information: pvid, vgname, lvname. |
---|
1020 | # |
---|
1021 | # Returns: Zero if successful, non-zero otherwise. |
---|
1022 | # |
---|
1023 | ############################################################# |
---|
1024 | function getRawDiskInfo # <rawDiskName> |
---|
1025 | { |
---|
1026 | typeset sourceFile="mmfsfuncs.sh" |
---|
1027 | [[ -n $DEBUG || -n $DEBUGgetRawDiskInfo ]] && set -x |
---|
1028 | $mmTRACE_ENTER "$*" |
---|
1029 | typeset rawDiskName=$1 |
---|
1030 | |
---|
1031 | typeset pvid vgname lvname lspvOutput |
---|
1032 | integer rc=0 |
---|
1033 | |
---|
1034 | # Find out the disks pvid and local volume group. |
---|
1035 | lspvOutput=$($lspv | $grep -w $rawDiskName) |
---|
1036 | rc=$? |
---|
1037 | set -f ; set -- $lspvOutput ; set +f |
---|
1038 | pvid=$2 |
---|
1039 | vgname=$3 |
---|
1040 | if [[ $rc -ne 0 || -z $pvid || -z $vgname ]] |
---|
1041 | then |
---|
1042 | printErrorMsg 232 $mmcmd $rawDiskName lspv |
---|
1043 | return $rc |
---|
1044 | fi |
---|
1045 | |
---|
1046 | if [[ $vgname != None && $vgname != gpfs ]] |
---|
1047 | then |
---|
1048 | # Determine the name of the logical volume that corresponds to this |
---|
1049 | # volume group. If there is more than one lv ...? |
---|
1050 | lvname=$(LC_ALL=C $lsvg -l $vgname 2>/dev/null | $grep mmfs | $awk '{ print $1 }') |
---|
1051 | rc=$? |
---|
1052 | if [[ $rc -ne 0 || -z $lvname ]] |
---|
1053 | then |
---|
1054 | printErrorMsg 104 "$mmcmd" "lsvg -l $vgname" |
---|
1055 | return 1 |
---|
1056 | fi |
---|
1057 | else |
---|
1058 | # We come here if vgname = None or vgname = gpfs (the latter being |
---|
1059 | # indicative of an old, no-longer-used nsd for which mmdelnsd was not run). |
---|
1060 | # Tell the user no disks were found. |
---|
1061 | printErrorMsg 418 $mmcmd |
---|
1062 | return 1 |
---|
1063 | fi |
---|
1064 | |
---|
1065 | print -- $pvid $vgname $lvname |
---|
1066 | return 0 |
---|
1067 | |
---|
1068 | } #----- end of function getRawDiskInfo ----------------- |
---|
1069 | |
---|
1070 | |
---|
1071 | ############################################################# |
---|
1072 | # |
---|
1073 | # Function: Find the VSD name corresponding to the vgname. |
---|
1074 | # |
---|
1075 | # Input: $1 - vg name |
---|
1076 | # |
---|
1077 | # Output: The VSD name. |
---|
1078 | # |
---|
1079 | # Returns: Zero if successful, non-zero otherwise. |
---|
1080 | # |
---|
1081 | ############################################################# |
---|
1082 | function getVSDName # <vgname> |
---|
1083 | { |
---|
1084 | typeset sourceFile="mmfsfuncs.sh" |
---|
1085 | [[ -n $DEBUG || -n $DEBUGgetVSDName ]] && set -x |
---|
1086 | $mmTRACE_ENTER "$*" |
---|
1087 | typeset vgname=$1 |
---|
1088 | |
---|
1089 | typeset vsdname gvg |
---|
1090 | integer rc=0 |
---|
1091 | |
---|
1092 | gvg=$($vsdatalst -g | $awk '{ if ($2 == "'"$vgname"'") print $1 }') |
---|
1093 | if [[ -z $gvg ]] |
---|
1094 | then |
---|
1095 | printErrorMsg 232 $mmcmd $vgname "vsdatalst -g" |
---|
1096 | print -- "" |
---|
1097 | return 1 |
---|
1098 | else |
---|
1099 | vsdname=$($vsdatalst -v | \ |
---|
1100 | $awk '{if ($3 == "'"$gvg"'") print $1}') |
---|
1101 | rc=$? |
---|
1102 | if [[ $rc -ne 0 || -z $vsdname ]] |
---|
1103 | then |
---|
1104 | printErrorMsg 232 $mmcmd $vgname "vsdatalst -v" |
---|
1105 | print -- "" |
---|
1106 | return 1 |
---|
1107 | fi |
---|
1108 | fi |
---|
1109 | |
---|
1110 | print -- $vsdname |
---|
1111 | return 0 |
---|
1112 | |
---|
1113 | } #----- end of function getVSDName --------------------- |
---|
1114 | |
---|
1115 | |
---|
1116 | ############################################################# |
---|
1117 | # |
---|
1118 | # Function: Find the NSD disk name. |
---|
1119 | # |
---|
1120 | # Input: $1 - rawdisk, lv, or vsdname |
---|
1121 | # |
---|
1122 | # Output: the NSD disk name |
---|
1123 | # |
---|
1124 | # Returns: zero if successful, non-zero otherwise |
---|
1125 | # |
---|
1126 | ############################################################# |
---|
1127 | function getNSDName # <rawName> |
---|
1128 | { |
---|
1129 | typeset sourceFile="mmfsfuncs.sh" |
---|
1130 | [[ -n $DEBUG || -n $DEBUGgetNSDName ]] && set -x |
---|
1131 | $mmTRACE_ENTER "$*" |
---|
1132 | rawName=$1 |
---|
1133 | typeset rc=0 |
---|
1134 | |
---|
1135 | typeset gpfsDiskName tspreparediskOutput pvid |
---|
1136 | |
---|
1137 | if [[ $osName = AIX ]] |
---|
1138 | then |
---|
1139 | rawName="r$rawName" |
---|
1140 | fi |
---|
1141 | |
---|
1142 | tspreparediskOutput=$($tspreparedisk -s | $grep -w "/dev/$rawName") |
---|
1143 | rc=$? |
---|
1144 | |
---|
1145 | # Parse the output from the tspreparedisk command. |
---|
1146 | IF=":" |
---|
1147 | set -f ; set -- $tspreparediskOutput ; set +f |
---|
1148 | pvid=$1 |
---|
1149 | [[ $rc -ne 0 || -z $pvid ]] && return 1 |
---|
1150 | |
---|
1151 | # Search for the nsd disk name in the mmsdrfs file. |
---|
1152 | gpfsDiskName=$($awk -F: ' \ |
---|
1153 | /':$SG_DISKS:'/ { \ |
---|
1154 | if ($'$PVID_Field' == "'$pvid'") { \ |
---|
1155 | { print $'$DISK_NAME_Field' } \ |
---|
1156 | { exit 0 } \ |
---|
1157 | } \ |
---|
1158 | } |
---|
1159 | ' $mmsdrfsFile) |
---|
1160 | |
---|
1161 | checkForErrors awk $? |
---|
1162 | if [[ -n $gpfsDiskName ]] |
---|
1163 | then |
---|
1164 | print -- $gpfsDiskName |
---|
1165 | return 0 |
---|
1166 | else |
---|
1167 | return 1 |
---|
1168 | fi |
---|
1169 | |
---|
1170 | } #----- end of function getNSDName --------------------- |
---|
1171 | |
---|
1172 | |
---|
1173 | ############################################################### |
---|
1174 | # |
---|
1175 | # Function: Find the GPFS disk name given the raw disk name. |
---|
1176 | # |
---|
1177 | # Input: $1 - raw disk name (eg: hdisk, sda) |
---|
1178 | # |
---|
1179 | # Output: the GPFS disk name |
---|
1180 | # |
---|
1181 | # Returns: zero if successful, non-zero otherwise |
---|
1182 | # |
---|
1183 | ############################################################### |
---|
1184 | function getGpfsDiskName # <rawDiskName> |
---|
1185 | { |
---|
1186 | typeset sourceFile="mmfsfuncs.sh" |
---|
1187 | [[ -n $DEBUG || -n $DEBUGgetGpfsDiskName ]] && set -x |
---|
1188 | $mmTRACE_ENTER "$*" |
---|
1189 | typeset rawDiskName=$1 |
---|
1190 | |
---|
1191 | typeset rawDiskInfo pvid vgname lvname vsdname gpfsDiskName |
---|
1192 | |
---|
1193 | # Check the GPFS cluster type. |
---|
1194 | [[ -z $MMMODE ]] && determineMode |
---|
1195 | |
---|
1196 | # Call routine to obtain the name of the NSD. |
---|
1197 | gpfsDiskName=$(getNSDName $rawDiskName) |
---|
1198 | |
---|
1199 | # If the NSD was not found and this is a Linux node, |
---|
1200 | # return with a failure rc; there is nothing more we can do. |
---|
1201 | [[ -z $gpfsDiskName && $osName = Linux ]] && return 1 |
---|
1202 | |
---|
1203 | # Did we get the name of the NSD? |
---|
1204 | if [[ -z $gpfsDiskName ]] |
---|
1205 | then |
---|
1206 | # We did not get the name of the NSD. |
---|
1207 | # Check whether this is an AIX logical volume. |
---|
1208 | rawDiskInfo=$(getRawDiskInfo $rawDiskName) |
---|
1209 | set -f ; set -- $rawDiskInfo ; set +f |
---|
1210 | pvid=$1 |
---|
1211 | vgname=$2 |
---|
1212 | lvname=$3 |
---|
1213 | |
---|
1214 | # If we did not find an lv, return with a failing rc; |
---|
1215 | # the disk is not known. |
---|
1216 | [[ -z $lvname ]] && return 1 |
---|
1217 | |
---|
1218 | # Check for an NSD name corresponding to the lv. |
---|
1219 | gpfsDiskName=$(getNSDName $lvname) |
---|
1220 | if [[ -z $gpfsDiskName ]] |
---|
1221 | then |
---|
1222 | # If still no NSD was found, check whether this is a VSD. |
---|
1223 | vsdname=$(getVSDName $vgname) |
---|
1224 | if [[ -n $vsdname ]] |
---|
1225 | then |
---|
1226 | # Check for an NSD name corresponding to the vsd. |
---|
1227 | gpfsDiskName=$(getNSDName $vsdname) |
---|
1228 | [[ -z $gpfsDiskName ]] && return 1 |
---|
1229 | else |
---|
1230 | # We did not find the NSD. Return with a failing rc. |
---|
1231 | return 1 |
---|
1232 | fi |
---|
1233 | fi |
---|
1234 | fi # end of if [[ -z $gpfsDiskName ]] |
---|
1235 | |
---|
1236 | # Output the GPFS disk name and return. |
---|
1237 | print -- $gpfsDiskName |
---|
1238 | return 0 |
---|
1239 | |
---|
1240 | } #----- end of function getGpfsDiskName ----------------------- |
---|
1241 | |
---|
1242 | |
---|
1243 | ########################################################################### |
---|
1244 | # |
---|
1245 | # Function: Reset (i.e., set to the null string) the status field |
---|
1246 | # of SG_DISKS lines for the specified filesystem if their |
---|
1247 | # disk status value matches the passed status string, |
---|
1248 | # thus causing the disk to be reported to the GPFS daemon |
---|
1249 | # by future invocations of the getEFOptions routine. |
---|
1250 | # |
---|
1251 | # This routine is called after a ts disk command has completed |
---|
1252 | # successfully. |
---|
1253 | # |
---|
1254 | # Input: $1 - file system name |
---|
1255 | # $2 - passed sdrfs file |
---|
1256 | # $3 - 1st status string used to identify SG_DISK lines |
---|
1257 | # whose disk status fields need to be reset; |
---|
1258 | # the only acceptable values are "mmadd" and "mmdel" |
---|
1259 | # $4 - optional 2nd status string used to identify SG_DISK |
---|
1260 | # lines whose disk status fields need to be reset; |
---|
1261 | # if specified, the only acceptable value is "mmdel"; |
---|
1262 | # this option is used by mmrpldisk which does both |
---|
1263 | # an add and a delete |
---|
1264 | # |
---|
1265 | # Output: The sdrfs file has been updated (the DISK_STATUS field |
---|
1266 | # of any SG_DISKS line for the specified filesystem is |
---|
1267 | # reset if the disk status matches the passed values) |
---|
1268 | # |
---|
1269 | # Returns: 0 - the passed sdrfs file was successfully updated |
---|
1270 | # |
---|
1271 | ########################################################################### |
---|
1272 | function resetDiskStatus # <fsname> <sdrfsFile> <status1> [<status2>] |
---|
1273 | { |
---|
1274 | typeset sourceFile="mmfsfuncs.sh" |
---|
1275 | [[ -n $DEBUG || -n $DEBUGresetDiskStatus ]] && set -x |
---|
1276 | $mmTRACE_ENTER "$*" |
---|
1277 | |
---|
1278 | typeset fsname=$1 |
---|
1279 | typeset sdrfsFile=$2 |
---|
1280 | typeset status1=$3 |
---|
1281 | typeset status2=$4 |
---|
1282 | |
---|
1283 | typeset oddState |
---|
1284 | typeset outfile=${sdrfs}tmp |
---|
1285 | |
---|
1286 | $rm -f $outfile |
---|
1287 | |
---|
1288 | oddState=$($awk -F: ' \ |
---|
1289 | BEGIN { \ |
---|
1290 | { oddstate = "no" } \ |
---|
1291 | { c = ":" } \ |
---|
1292 | } \ |
---|
1293 | # If this is the global header line, increment the gen number. \ |
---|
1294 | /^'$GLOBAL_ID:$VERSION_LINE:'/ { \ |
---|
1295 | { $'$SDRFS_GENNUM_Field' = $'$SDRFS_GENNUM_Field' + 1 } \ |
---|
1296 | { print $1":" $2":" $3":" $4":" $5":" $6":" $7":" $8":" $9":"$10":" \ |
---|
1297 | $11":"$12":"$13":"$14":"$15":"$16":"$17":"$18":"$19":"$20":" \ |
---|
1298 | $21":"$22":"$23":"$24":"$25":"$26":"$27":" >> "'$outfile'" } \ |
---|
1299 | { next } \ |
---|
1300 | } \ |
---|
1301 | # Save the SG_HEADR line for the specified filesystem as two \ |
---|
1302 | # strings - the parts before and after ODD_STATE_Field ($6). \ |
---|
1303 | /':$SG_HEADR:$fsname:'/ { \ |
---|
1304 | { sgh1 = $1 c $2 c $3 c $4 c $5 } \ |
---|
1305 | { sgh2 = $7 c $8 c $9 c $10 c $11 c $12 c $13 c $14 c $15 c $16 c $17 c } \ |
---|
1306 | { sgh2 = sgh2 $18 c $19 c $20 c $21 c $22 c $23 c $24 c $25 c $26 c $27 c } \ |
---|
1307 | { next } \ |
---|
1308 | } \ |
---|
1309 | # Check for SG_DISKS lines for the specified filesystem. \ |
---|
1310 | /':$SG_DISKS:$fsname:'/ { \ |
---|
1311 | # Does the disk status value match the first passed value? \ |
---|
1312 | if ( $'$DISK_STATUS_Field' == "'$status1'" ) { \ |
---|
1313 | # The disk status value matches. Process the line. \ |
---|
1314 | if ( "'$status1'" == "mmadd" ) { \ |
---|
1315 | # For mmadd, we simply reset the disk status field. \ |
---|
1316 | { $'$DISK_STATUS_Field' = "" } \ |
---|
1317 | { print $1":" $2":" $3":" $4":" $5":" $6":" $7":" $8":" $9":"$10":" \ |
---|
1318 | $11":"$12":"$13":"$14":"$15":"$16":"$17":"$18":"$19":"$20":" \ |
---|
1319 | $21":"$22":"$23":"$24":"$25":"$26":"$27":" >> "'$outfile'" } \ |
---|
1320 | } else { \ |
---|
1321 | if ( "'$status1'" == "mmdel" ) { \ |
---|
1322 | # For mmdel, we change the disk into a free disk \ |
---|
1323 | # and reset the disk status field. \ |
---|
1324 | { $'$NODESETID_Field' = "'$FREE_DISK'" } \ |
---|
1325 | { $'$DEV_NAME_Field' = "'$NO_DEVICE'" } \ |
---|
1326 | { $'$LINE_NUMBER_Field' = "0" } \ |
---|
1327 | { $'$DISK_STATUS_Field' = "" } \ |
---|
1328 | { print $1":" $2":" $3":" $4":" $5":" $6":" $7":" $8":" $9":"$10":" \ |
---|
1329 | $11":"$12":"$13":"$14":"$15":"$16":"$17":"$18":"$19":"$20":" \ |
---|
1330 | $21":"$22":"$23":"$24":"$25":"$26":"$27":" >> "'$outfile'" } \ |
---|
1331 | } \ |
---|
1332 | } \ |
---|
1333 | { next } \ |
---|
1334 | } else { \ |
---|
1335 | # Does the disk status value match a second passed value of mmdel? \ |
---|
1336 | if ( "'$status2'" == "mmdel" && $'$DISK_STATUS_Field' == "'$status2'" ) { \ |
---|
1337 | # The disk status value matches and is mmdel. \ |
---|
1338 | # We change the disk into a free disk and reset the status field. \ |
---|
1339 | { $'$NODESETID_Field' = "'$FREE_DISK'" } \ |
---|
1340 | { $'$DEV_NAME_Field' = "'$NO_DEVICE'" } \ |
---|
1341 | { $'$LINE_NUMBER_Field' = "0" } \ |
---|
1342 | { $'$DISK_STATUS_Field' = "" } \ |
---|
1343 | { print $1":" $2":" $3":" $4":" $5":" $6":" $7":" $8":" $9":"$10":" \ |
---|
1344 | $11":"$12":"$13":"$14":"$15":"$16":"$17":"$18":"$19":"$20":" \ |
---|
1345 | $21":"$22":"$23":"$24":"$25":"$26":"$27":" >> "'$outfile'" } \ |
---|
1346 | { next } \ |
---|
1347 | } else { \ |
---|
1348 | # The disk status value does not match anything. \ |
---|
1349 | # Echo the line as is and check whether the disk is in an odd state. \ |
---|
1350 | { print $0 >> "'$outfile'" } \ |
---|
1351 | if ( $'$DISK_STATUS_Field' != "" && \ |
---|
1352 | $'$DISK_STATUS_Field' != "ready" ) { \ |
---|
1353 | { oddstate = "yes" } \ |
---|
1354 | } \ |
---|
1355 | { next } \ |
---|
1356 | } \ |
---|
1357 | } \ |
---|
1358 | } \ |
---|
1359 | # All other lines are echoed without change. \ |
---|
1360 | { print $0 >> "'$outfile'" } \ |
---|
1361 | END { \ |
---|
1362 | { print sgh1 ":" oddstate ":" sgh2 >> "'$outfile'" } \ |
---|
1363 | } \ |
---|
1364 | ' $sdrfsFile) |
---|
1365 | checkForErrors awk $? |
---|
1366 | |
---|
1367 | # Print a message for the user if any disks are in an odd state. |
---|
1368 | [[ $oddState = yes ]] && printErrorMsg 103 $mmcmd $fsname $fsname |
---|
1369 | |
---|
1370 | # Sort the updated version of the sdrfs file. |
---|
1371 | LC_ALL=C $SORT_MMSDRFS $outfile -o $outfile |
---|
1372 | checkForErrors "sorting $outfile" $? |
---|
1373 | |
---|
1374 | # The file was updated successfully. Copy it to the input file. |
---|
1375 | $mv $outfile $sdrfsFile |
---|
1376 | checkForErrors "resetDiskStatus: mv $outfile $sdrfsFile " $? |
---|
1377 | |
---|
1378 | return 0 |
---|
1379 | |
---|
1380 | } #----- end of function resetDiskStatus ----------------------- |
---|
1381 | |
---|
1382 | |
---|
1383 | ########################################################################## |
---|
1384 | # |
---|
1385 | # Function: Compare the daemon's list of disks for the file system |
---|
1386 | # with that contained in the passed sdrfs file. |
---|
1387 | # If they disagree, change the sdrfs file to agree |
---|
1388 | # with the information returned by the daemon. |
---|
1389 | # If any of the disks of the file system are in an |
---|
1390 | # "odd state", the "odd state" flag is set to "yes" |
---|
1391 | # in the SG_HEADR line for the file system (otherwise |
---|
1392 | # it is set to "no"). |
---|
1393 | # |
---|
1394 | # Input: $1 - file system name |
---|
1395 | # $2 - passed sdrfs file |
---|
1396 | # |
---|
1397 | # Output: The SG_DISKS lines in the sdrfs file for the specified |
---|
1398 | # file system now agree with the daemon's view of the disks. |
---|
1399 | # |
---|
1400 | # Returns: 0 - the passed sdrfs file now agrees with the daemon |
---|
1401 | # for the disks in the specified file system |
---|
1402 | # Any other return code indicates an unexpected error. |
---|
1403 | # |
---|
1404 | ########################################################################## |
---|
1405 | function reconcileSdrfsWithDaemon # <fsname> <sdrfsFile> |
---|
1406 | { |
---|
1407 | typeset sourceFile="mmfsfuncs.sh" |
---|
1408 | [[ -n $DEBUG || -n $DEBUGreconcileSdrfsWithDaemon ]] && set -x |
---|
1409 | $mmTRACE_ENTER "$*" |
---|
1410 | |
---|
1411 | typeset fsname=$1 |
---|
1412 | typeset sdrfsFile=$2 |
---|
1413 | |
---|
1414 | typeset mmlsdiskLine sdrfsLine nodesetId diskName sgh1 sgh2 |
---|
1415 | typeset failureGroup holdsMetadata holdsData diskStatus |
---|
1416 | typeset oddState="no" |
---|
1417 | typeset rc=0 |
---|
1418 | integer nodeCount=0 |
---|
1419 | integer seqNo=0 |
---|
1420 | |
---|
1421 | # Print message: "Verifying file system configuration information ..." |
---|
1422 | printInfoMsg 473 |
---|
1423 | |
---|
1424 | # Determine the nodeset to which this filesystem belongs. |
---|
1425 | nodesetId=$($awk -F: ' \ |
---|
1426 | /':$SG_HEADR:'/ { \ |
---|
1427 | if ( $'$DEV_NAME_Field' == "'$fsname'" ) { \ |
---|
1428 | {print $'$NODESETID_Field'} \ |
---|
1429 | { exit 0 } \ |
---|
1430 | } \ |
---|
1431 | } \ |
---|
1432 | ' $sdrfsFile) |
---|
1433 | checkForErrors awk $? |
---|
1434 | |
---|
1435 | # Obtain the daemon's list of disks for the filesystem. |
---|
1436 | # If the nodeset to which this node belongs is the same as the nodeset |
---|
1437 | # in which the file system resides, invoke the command directly. |
---|
1438 | if [[ $nsId = $nodesetId ]] |
---|
1439 | then |
---|
1440 | ${mmcmdDir}/${links}/mmlsdisk $fsname >$tmpfile2 2>$errMsg |
---|
1441 | rc=$(remapRC $?) |
---|
1442 | |
---|
1443 | # If the command failed in a way that a remote invocation will not |
---|
1444 | # make a difference, display any error messages and get out. |
---|
1445 | if [[ $rc -ne $MM_DaemonDown && |
---|
1446 | $rc -ne $MM_QuorumWait && |
---|
1447 | $rc -ne 0 ]] |
---|
1448 | then |
---|
1449 | [[ -s $errMsg ]] && $cat $errMsg 1>&2 |
---|
1450 | $rm -f $errMsg |
---|
1451 | if [[ $rc -eq $MM_ConnectionReset ]] |
---|
1452 | then |
---|
1453 | # An internode connection was reset. |
---|
1454 | printErrorMsg 257 $mmcmd |
---|
1455 | fi |
---|
1456 | return $rc |
---|
1457 | fi |
---|
1458 | else |
---|
1459 | # Set rc to a non-zero value so we will try the mmlsdisk cmd remotely. |
---|
1460 | rc=$MM_DaemonDown |
---|
1461 | fi |
---|
1462 | $rm -f $errMsg |
---|
1463 | |
---|
1464 | # If the mmlsdisk call has not succeeded yet, |
---|
1465 | # issue the mmlsdisk command on a remote node. |
---|
1466 | if [[ $rc -ne 0 ]] |
---|
1467 | then |
---|
1468 | # Create a file with the reliable names that form |
---|
1469 | # the nodeset to which the file system belongs. |
---|
1470 | nodeCount=$(getNodeFile $REL_HOSTNAME_Field $nodesetId $sdrfsFile $nodefile) |
---|
1471 | if [[ $nodeCount -eq 0 ]] |
---|
1472 | then |
---|
1473 | # The nodeset is empty; there is nobody to run the command. |
---|
1474 | printErrorMsg 171 $mmcmd "getNodeFile (nodeCount=0)" 1 |
---|
1475 | return 1 |
---|
1476 | fi |
---|
1477 | |
---|
1478 | # Try the nodes one by one until a node is able to execute the command. |
---|
1479 | preferredNode=0 # We have no idea where to go first; let mmcommon decide. |
---|
1480 | $mmcommon linkCommand $preferredNode $nodefile \ |
---|
1481 | mmlsdisk $fsname >$tmpfile2 2>$errMsg |
---|
1482 | rc=$? |
---|
1483 | if [[ $rc -ne 0 ]] |
---|
1484 | then |
---|
1485 | [[ -s $errMsg ]] && $cat $errMsg 1>&2 |
---|
1486 | $rm -f $errMsg |
---|
1487 | if [[ $rc -eq $MM_ConnectionReset ]] |
---|
1488 | then |
---|
1489 | # An internode connection was reset. |
---|
1490 | printErrorMsg 257 $mmcmd |
---|
1491 | fi |
---|
1492 | return $rc |
---|
1493 | fi |
---|
1494 | fi |
---|
1495 | $rm -f $errMsg |
---|
1496 | |
---|
1497 | # Remove the header lines from the mmlsdisk output. |
---|
1498 | $tail -n +4 $tmpfile2 > $tmpfile |
---|
1499 | checkForErrors "tail -n +4 $tmpfile2 $tmpfile" $? |
---|
1500 | |
---|
1501 | # One more sanity check before we proceed. |
---|
1502 | if [[ ! -s $tmpfile ]] |
---|
1503 | then |
---|
1504 | printErrorMsg 171 reconcileSdrfsWithDaemon "tslsdisk - missing disk information" 1 |
---|
1505 | return 1 |
---|
1506 | fi |
---|
1507 | |
---|
1508 | |
---|
1509 | ########################################################################## |
---|
1510 | # Go through the passed sdrfs file. Increment the generation number. |
---|
1511 | # Make any needed changes to SG_DISKS lines for the specified filesystem. |
---|
1512 | ########################################################################## |
---|
1513 | # Delete the temporary file that will be created. |
---|
1514 | $rm -f $sdrfs |
---|
1515 | |
---|
1516 | IFS=":" # Change the field separator to ':'. |
---|
1517 | exec 3<&- |
---|
1518 | exec 3< $sdrfsFile |
---|
1519 | while read -u3 sdrfsLine |
---|
1520 | do |
---|
1521 | # Parse the line. |
---|
1522 | set -f ; set -A v -- - $sdrfsLine ; set +f |
---|
1523 | |
---|
1524 | IFS="$IFS_sv" |
---|
1525 | printLine=true |
---|
1526 | |
---|
1527 | # Selectively alter some of the fields in the line. |
---|
1528 | case ${v[$LINE_TYPE_Field]} in |
---|
1529 | |
---|
1530 | $VERSION_LINE ) # This is the global header line. |
---|
1531 | # Increment the generation number |
---|
1532 | newGenNumber=${v[$SDRFS_GENNUM_Field]}+1 |
---|
1533 | v[$SDRFS_GENNUM_Field]=$newGenNumber |
---|
1534 | ;; |
---|
1535 | |
---|
1536 | $SG_HEADR ) # This is the header line for some file system. |
---|
1537 | # If this is the header for the specified file system, |
---|
1538 | # save the line's contents into two strings that will be used |
---|
1539 | # later in creating the SG_HEADR line. We can't create the |
---|
1540 | # line now because we don't know how to set the "odd state" |
---|
1541 | # field for the file system yet. |
---|
1542 | if [[ ${v[$DEV_NAME_Field]} = $fsname ]] |
---|
1543 | then |
---|
1544 | printLine=false |
---|
1545 | sgh1=${v[1]}:${v[2]}:${v[3]}:${v[4]}:${v[5]} |
---|
1546 | sgh2=${v[7]}:${v[8]}:${v[9]}:${v[10]}:${v[11]}:${v[12]}:${v[13]} |
---|
1547 | sgh2=$sgh2:${v[14]}:${v[15]}:${v[16]}:${v[17]}:${v[18]}:${v[19]} |
---|
1548 | sgh2=$sgh2:${v[20]}:${v[21]}:${v[22]}:${v[23]}:${v[24]} |
---|
1549 | fi |
---|
1550 | ;; |
---|
1551 | |
---|
1552 | $SG_DISKS ) # This line describes a disk. |
---|
1553 | # If this disk belongs to the file system or is a free disk, |
---|
1554 | # make the SG_DISKS line agree with the daemon's data about the disk. |
---|
1555 | if [[ ${v[$DEV_NAME_Field]} = $fsname || |
---|
1556 | ${v[$NODESETID_Field]} = $FREE_DISK ]] |
---|
1557 | then |
---|
1558 | # Locate the line for this disk in the mmlsdisk output file. |
---|
1559 | $rm -f $tmpfile2 |
---|
1560 | mmlsdiskLine=$($awk ' \ |
---|
1561 | # If the line is for our disk, output it to $mmlsdiskLine \ |
---|
1562 | # but do not append it to tmpfile2. \ |
---|
1563 | $1 == "'${v[$DISK_NAME_Field]}'" { \ |
---|
1564 | { print $0 } \ |
---|
1565 | { next } \ |
---|
1566 | } \ |
---|
1567 | # If the line is for some other disk, append it to tmpfile2. \ |
---|
1568 | { print $0 >> "'$tmpfile2'" } \ |
---|
1569 | ' $tmpfile) |
---|
1570 | checkForErrors awk $? |
---|
1571 | |
---|
1572 | # Prepare the mmlsdisk output file for the next iteration. |
---|
1573 | # It will contain all of its prior lines except the line |
---|
1574 | # for the disk that is currently being processed. |
---|
1575 | $touch $tmpfile2 # Make sure the file exists even if empty. |
---|
1576 | $mv $tmpfile2 $tmpfile |
---|
1577 | checkForErrors "mv $tmpfile2 $tmpfile" $? |
---|
1578 | |
---|
1579 | if [[ -z $mmlsdiskLine ]] |
---|
1580 | then |
---|
1581 | # The daemon doesn't know about this disk. |
---|
1582 | # If the SG_DISKS line indicates the disk belongs to the |
---|
1583 | # filesystem, change the SG_DISKS line into a free disk line. |
---|
1584 | if [[ ${v[$DEV_NAME_Field]} = $fsname ]] |
---|
1585 | then |
---|
1586 | v[$NODESETID_Field]=$FREE_DISK |
---|
1587 | v[$DEV_NAME_Field]=$NO_DEVICE |
---|
1588 | v[$LINE_NUMBER_Field]=0 |
---|
1589 | v[$EXCLUDE_Field]=$includedDisk |
---|
1590 | v[$DISK_STATUS_Field]="" |
---|
1591 | fi |
---|
1592 | else |
---|
1593 | # The daemon says this disk is part of the filesystem. |
---|
1594 | # Update the SG_DISKS line fields with the data from |
---|
1595 | # mmlsdisk so that it is current. |
---|
1596 | set -f ; set -- $mmlsdiskLine ; set +f |
---|
1597 | failureGroup=$4 |
---|
1598 | holdsMetadata=$5 |
---|
1599 | holdsData=$6 |
---|
1600 | diskStatus=$7 |
---|
1601 | v[$FAILURE_GROUP_Field]=$failureGroup |
---|
1602 | if [[ $holdsData = yes ]] |
---|
1603 | then |
---|
1604 | if [[ $holdsMetadata = yes ]] |
---|
1605 | then |
---|
1606 | v[$DISK_USAGE_Field]=dataAndMetadata |
---|
1607 | else |
---|
1608 | v[$DISK_USAGE_Field]=dataOnly |
---|
1609 | fi |
---|
1610 | else |
---|
1611 | if [[ $holdsMetadata = yes ]] |
---|
1612 | then |
---|
1613 | v[$DISK_USAGE_Field]=metadataOnly |
---|
1614 | else |
---|
1615 | v[$DISK_USAGE_Field]=descOnly |
---|
1616 | fi |
---|
1617 | fi |
---|
1618 | [[ $diskStatus = allocmap* || |
---|
1619 | $diskStatus = being* || |
---|
1620 | $diskStatus = removing* ]] && diskStatus=$diskStatus$8 |
---|
1621 | v[$DISK_STATUS_Field]=$diskStatus |
---|
1622 | [[ $diskStatus != ready && $diskStatus != "" ]] && oddState="yes" |
---|
1623 | |
---|
1624 | # If the disk is listed as a free disk, change the SG_DISKS |
---|
1625 | # line to indicate that the disk is part of the filesystem. |
---|
1626 | if [[ ${v[$NODESETID_Field]} = $FREE_DISK ]] |
---|
1627 | then |
---|
1628 | v[$NODESETID_Field]=$nodesetId |
---|
1629 | v[$DEV_NAME_Field]=$fsname |
---|
1630 | fi |
---|
1631 | |
---|
1632 | # Update the sequence number. |
---|
1633 | seqNo=seqNo+1 |
---|
1634 | v[$LINE_NUMBER_Field]=$seqNo |
---|
1635 | fi # end of if [[ -z $mmlsdiskLine ]] |
---|
1636 | fi # end of if [[ disk belongs to filesystem or disk is a free disk ]] |
---|
1637 | ;; |
---|
1638 | |
---|
1639 | * ) # Pass all lines for other nodesets without a change. |
---|
1640 | ;; |
---|
1641 | |
---|
1642 | esac # end Change some of the fields |
---|
1643 | |
---|
1644 | # Build and write the line to the new sdrfs file. |
---|
1645 | if [[ $printLine = true ]] |
---|
1646 | then |
---|
1647 | print_newLine >> $sdrfs |
---|
1648 | checkForErrors "writing to file $sdrfs" $? |
---|
1649 | fi |
---|
1650 | |
---|
1651 | IFS=":" # Change the separator back to ":" for the next iteration. |
---|
1652 | |
---|
1653 | done # end while read -u3 sdrfsLine |
---|
1654 | |
---|
1655 | IFS="$IFS_sv" # Restore the default IFS settings. |
---|
1656 | |
---|
1657 | # Issue informational error messages for any active disks |
---|
1658 | # reported by the daemon but not found in the sdrfs file. |
---|
1659 | if [[ -s $tmpfile ]] |
---|
1660 | then |
---|
1661 | $rm -f $tmpfile2 |
---|
1662 | exec 3<&- |
---|
1663 | exec 3< $tmpfile |
---|
1664 | while read -u3 mmlsdiskLine |
---|
1665 | do |
---|
1666 | # Parse the line. |
---|
1667 | set -f ; set -- $mmlsdiskLine ; set +f |
---|
1668 | diskStatus=$7 |
---|
1669 | if [[ $diskStatus = "ready" ]] |
---|
1670 | then |
---|
1671 | print -- $mmlsdiskLine >> $tmpfile2 |
---|
1672 | else |
---|
1673 | oddState=yes # Set flag to let caller know he has odd-state disks. |
---|
1674 | fi |
---|
1675 | done # end of while read -u3 mmlsdiskLine |
---|
1676 | if [[ -s $tmpfile2 ]] |
---|
1677 | then |
---|
1678 | # Active disks are missing from the GPFS configuration data. |
---|
1679 | printErrorMsg 102 $mmcmd |
---|
1680 | $cat $tmpfile2 1>&2 |
---|
1681 | return 1 |
---|
1682 | fi |
---|
1683 | fi # end of if [[ -s $tmpfile ]] |
---|
1684 | |
---|
1685 | # Create/store the SG_HEADER line for the file system in the sdrfs file, |
---|
1686 | # using the odd state flag that was set if any of the disks in the |
---|
1687 | # file system were in an odd state. |
---|
1688 | print -- "$sgh1:$oddState:$sgh2" >> $sdrfs |
---|
1689 | checkForErrors "writing to file $sdrfs" $? |
---|
1690 | |
---|
1691 | # Print a message for the user if any disks are in an odd state. |
---|
1692 | [[ $oddState = yes ]] && printErrorMsg 266 $mmcmd $fsname |
---|
1693 | |
---|
1694 | # Sort the reconciled version of the mmsdrfs file. |
---|
1695 | LC_ALL=C $SORT_MMSDRFS $sdrfs -o $sdrfs |
---|
1696 | checkForErrors "sorting $sdrfs" $? |
---|
1697 | |
---|
1698 | # Everything seems to have gone ok so far. |
---|
1699 | # Rename the file so that the caller can find it. |
---|
1700 | $mv $sdrfs $sdrfsFile |
---|
1701 | checkForErrors "mv $sdrfs $sdrfsFile" $? |
---|
1702 | |
---|
1703 | # Return to the caller. |
---|
1704 | return 0 |
---|
1705 | |
---|
1706 | } #----- end of function reconcileSdrfsWithDaemon -------------- |
---|
1707 | |
---|