usr/src/cmd/ibd_upgrade/ibd_upgrade.sh

   1 #!/sbin/sh
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22 #
  23 # Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
  24 #
  25 #
  26
  27 PATH=/sbin:/bin
  28 ORIGIFS="${IFS}"
  29 USAGE="Usage: ibd_upgrade [-v]"
  30 DRVCONF=/kernel/drv/ibp.conf.old
  31
  32 #
  33 # split device path into path components
  34 #
  35 split_path_components()
  36 {
  37         hca_path=
  38         node_name=
  39         port=
  40         pkey=
  41         service=
  42         partition_name=
  43
  44         hca_path="/dev/`dirname $device_path`"
  45         bname=`basename $device_path`
  46         IFS=":"
  47         set -- $bname
  48         node_at_addr=$1
  49         partition_name=$2
  50         IFS="@"
  51         set -- $node_at_addr
  52         node_name=$1
  53         IFS=","
  54         set -- $2
  55         port=$1
  56         pkey=0x$2
  57         service=$3
  58
  59         IFS="${ORIGIFS}"
  60 }
  61
  62 do_cmd()
  63 {
  64         if [ $verbose -eq 1 ]; then
  65                 echo "$1"
  66         fi
  67         $1
  68 }
  69
  70 process_rc_mode()
  71 {
  72         device=$1
  73
  74         #
  75         # Get the instance number of ibd
  76         # Device name format would be ibd#,
  77         #
  78         IFS="d"
  79         set -- ${device}
  80         IFS="${ORIGIFS}"
  81
  82         if [ "$1" != "ib" ]; then
  83                 return
  84         fi
  85
  86         inst=$2
  87
  88         IFS=","
  89         set -- ${enable_rc}
  90         IFS="${ORIGIFS}"
  91
  92         if [ ${inst} -lt $# ]; then
  93                 (( inst = $inst + 1 ))
  94                 eval "linkmode=\$${inst}"
  95         else
  96                 linkmode=0
  97         fi
  98
  99         if [ "$linkmode" = "0" ]; then
 100                 do_cmd "dladm set-linkprop -p linkmode=ud ${device}"
 101         fi
 102 }
 103
 104 verbose=0
 105 while getopts v c
 106 do
 107         case $c in
 108         v)      verbose=1;;
 109         \?)     echo "$USAGE" 1>&2
 110                 exit 2;;
 111         esac
 112 done
 113
 114 enable_rc=
 115 if [ -f ${DRVCONF} ]; then
 116         enable_rc=`egrep "^[    ]*enable_rc[    ]*=" ${DRVCONF} | sed -e "s/[   ]*//g" -e "s/enable_rc=//" -e "s/;$//" 2>/dev/null`
 117 fi
 118
 119 #
 120 # Loop through all ibd devices based on the old model (i.e., one ibd instance
 121 # per partition; consequently device names have non zero pkey)
 122 # and create data links with the same names as in the old model under the
 123 # new model.
 124 #
 125 ls -l /dev/ibd* 2> /dev/null \
 126     | while read x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 device_path
 127 do
 128         split_path_components
 129
 130         if [ "$node_name" != "ibport" -o "$service" != "ipib" \
 131             -o "$pkey" = "0x0" -o "$pkey" = "0x" ]; then
 132                 continue
 133         fi
 134
 135         # verify that the hca path exists
 136         cd $hca_path 2> /dev/null
 137         if [ $? -ne 0 ]; then
 138                 continue
 139         fi
 140
 141         fn=`echo ibport@${port},0,ipib:ibp*[0-9]`
 142         if [ -c "$fn" ]; then
 143                 IFS=":"
 144                 set -- $fn
 145                 IFS="${ORIGIFS}"
 146
 147                 do_cmd "dladm delete-phys $partition_name" 2>/dev/null
 148                 if [ $? -ne 0 ]; then
 149                         do_cmd "ibd_delete_link $partition_name"
 150                 fi
 151                 do_cmd "dladm create-part -f -l $2 -P $pkey $partition_name"
 152
 153                 if [ "$enable_rc" != "" ]; then
 154                         process_rc_mode $partition_name
 155                 fi
 156         fi
 157 done
 158
 159 exit 0