cmd/ibd_upgrade/ibd_upgrade.sh

#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
#
#

PATH=/sbin:/bin
ORIGIFS="${IFS}"
USAGE="Usage: ibd_upgrade [-v]"
DRVCONF=/kernel/drv/ibp.conf.old

#
# split device path into path components
#
split_path_components()
{
    hca_path=
    node_name=
    port=
    pkey=
    service=
    partition_name=

    hca_path="/dev/`dirname $device_path`"
    bname=`basename $device_path`
    IFS=":"
    set -- $bname
    node_at_addr=$1
    partition_name=$2
    IFS="@"
    set -- $node_at_addr
    node_name=$1
    IFS=","
    set -- $2
    port=$1
    pkey=0x$2
    service=$3

    IFS="${ORIGIFS}"
}

do_cmd()
{
    if [ $verbose -eq 1 ]; then
        echo "$1"
    fi
    $1
}

process_rc_mode()
{
    device=$1

    #
    # Get the instance number of ibd
    # Device name format would be ibd#,
    #
    IFS="d"
    set -- ${device}
    IFS="${ORIGIFS}"

    if [ "$1" != "ib" ]; then
        return
    fi

    inst=$2

    IFS=","
    set -- ${enable_rc}
    IFS="${ORIGIFS}"

    if [ ${inst} -lt $# ]; then
        (( inst = $inst + 1 ))
        eval "linkmode=\$${inst}"
    else
        linkmode=0
    fi

    if [ "$linkmode" = "0" ]; then
        do_cmd "dladm set-linkprop -p linkmode=ud ${device}"
    fi
}

verbose=0
while getopts v c
do
    case $c in
    v)  verbose=1;;
    \?) echo "$USAGE" 1>&2
        exit 2;;
    esac
done

enable_rc=
if [ -f ${DRVCONF} ]; then
    enable_rc=`egrep "^[    ]*enable_rc[    ]*=" ${DRVCONF} | sed -e "s/[   ]*//g" -e "s/enable_rc=//" -e "s/;$//" 2>/dev/null`
fi

#
# Loop through all ibd devices based on the old model (i.e., one ibd instance
# per partition; consequently device names have non zero pkey)
# and create data links with the same names as in the old model under the
# new model.
#
ls -l /dev/ibd* 2> /dev/null \
    | while read x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 device_path
do
    split_path_components

    if [ "$node_name" != "ibport" -o "$service" != "ipib" \
        -o "$pkey" = "0x0" -o "$pkey" = "0x" ]; then
        continue
    fi

    # verify that the hca path exists
    cd $hca_path 2> /dev/null
    if [ $? -ne 0 ]; then
        continue
    fi

    fn=`echo ibport@${port},0,ipib:ibp*[0-9]`
    if [ -c "$fn" ]; then
        IFS=":"
        set -- $fn
        IFS="${ORIGIFS}"

        do_cmd "dladm delete-phys $partition_name" 2>/dev/null
        if [ $? -ne 0 ]; then
            do_cmd "ibd_delete_link $partition_name"
        fi
        do_cmd "dladm create-part -f -l $2 -P $pkey $partition_name"

        if [ "$enable_rc" != "" ]; then
            process_rc_mode $partition_name
        fi
    fi
done

exit 0