cli_root/zfs_upgrade/zfs_upgrade.kshlib

	zfs_upgrade.kshlib revision d583b39bfb4e2571d3e41097c5c357ffe353ad45
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahl# CDDL HEADER START
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9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahl# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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9512fe850e98fdd448c638ca63fdd92a8a510255ahl# CDDL HEADER END
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
bd0f52d78d701efcad2c460df61b45677d041c35jhaslam# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
9512fe850e98fdd448c638ca63fdd92a8a510255ahl# Use is subject to license terms.
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl. $STF_SUITE/include/libtest.shlib
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahl# For zfs create.
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahlset -A zpl_create_versions 3 4  5
9512fe850e98fdd448c638ca63fdd92a8a510255ahlset -A spa_create_versions 9 15 24
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahl# For zfs upgrade
9512fe850e98fdd448c638ca63fdd92a8a510255ahl#
9512fe850e98fdd448c638ca63fdd92a8a510255ahlset -A zpl_upgrade_versions 3 4  5
bd0f52d78d701efcad2c460df61b45677d041c35jhaslamset -A spa_upgrade_versions 9 15 24
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahlfunction default_setup_datasets #rootfs
9512fe850e98fdd448c638ca63fdd92a8a510255ahl{
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset rootfs=$1
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset pool=${rootfs%%/*}
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset -i vp=$(get_pool_prop version $pool)
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset -i version
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset -i m
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset -i spa_version
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    typeset -i zpl_version
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl    for version in $ZFS_ALL_VERSIONS ; do
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        typeset verfs
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        eval verfs=\$ZFS_VERSION_$version
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        typeset current_fs=$rootfs/$verfs
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        typeset current_snap=${current_fs}@snap
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        typeset current_clone=$rootfs/clone$verfs
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        (( m=0 ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        (( spa_version=0 ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        while (( m < ${#zpl_create_versions[@]} )); do
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            (( zpl_version=${zpl_create_versions[m]} ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            if (( version == zpl_version )); then
9512fe850e98fdd448c638ca63fdd92a8a510255ahl                (( spa_version=${spa_create_versions[m]} ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl                break
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            fi
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            (( m+=1 ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        done
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        if (( spa_version != 0 )) && (( vp < spa_version )); then
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            log_mustnot $ZFS create -o version=${version} ${current_fs}
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            continue
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        fi
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        log_must $ZFS create -o version=${version} ${current_fs}
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        log_must $ZFS snapshot ${current_snap}
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        log_must $ZFS clone ${current_snap} ${current_clone}
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl        for subversion in $ZFS_ALL_VERSIONS ; do
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            typeset subverfs
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            eval subverfs=\$ZFS_VERSION_$subversion
9512fe850e98fdd448c638ca63fdd92a8a510255ahl
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            (( m=0 ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            (( spa_version=0 ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl            while (( m < ${#zpl_create_versions[@]} )); do
9512fe850e98fdd448c638ca63fdd92a8a510255ahl                (( zpl_version=${zpl_create_versions[m]} ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl                if (( subversion == zpl_version )); then
9512fe850e98fdd448c638ca63fdd92a8a510255ahl                    (( spa_version=${spa_create_versions[m]} ))
9512fe850e98fdd448c638ca63fdd92a8a510255ahl                    break
                fi
                (( m+=1 ))
            done
            if (( spa_version != 0 )) && (( vp < spa_version )); then
                log_mustnot $ZFS create -o \
                version=${subversion} ${current_fs}/$subverfs
            else
                log_must $ZFS create -o \
                version=${subversion} ${current_fs}/$subverfs
            fi
        done
    done
}

function default_cleanup_datasets #rootfs
{
    typeset rootfs=$1

    if datasetexists $rootfs ; then
        log_must $ZFS destroy -Rf $rootfs
    fi

    if datasetnonexists $rootfs ; then
        log_must $ZFS create $rootfs
    fi
}

function default_check_zfs_upgrade #rootfs
{
    typeset rootfs=$1
    typeset pool=${rootfs%%/*}
    typeset -i vp=$(get_pool_prop version $pool)
    typeset -i m
    typeset -i spa_version
    typeset -i zpl_version
    typeset newv
    typeset -i df_ret

    $DF -F zfs / > /dev/null 2>&1
    df_ret=$?

    for newv in "" $ZFS_VERSION; do
        default_setup_datasets $rootfs
        if [[ -n $newv ]]; then
            opt="-V $newv"
        else
            newv=$ZFS_VERSION
        fi

        (( m=0 ))
        (( spa_version=0 ))
        while (( m < ${#zpl_upgrade_versions[@]} )); do
            (( zpl_version=${zpl_upgrade_versions[m]} ))
            if (( newv == zpl_version )); then
                (( spa_version=${spa_upgrade_versions[m]} ))
                break
            fi
            (( m+=1 ))
        done

        if (( df_ret != 0 )); then
            if (( spa_version != 0 )) && (( vp < spa_version )); then
                log_mustnot eval '$ZFS upgrade $opt -a > /dev/null 2>&1'
                log_must eval '$ZPOOL upgrade $pool > /dev/null 2>&1'
                vp=$(get_pool_prop version $pool)
            fi

            log_must eval '$ZFS upgrade $opt -a > /dev/null 2>&1'

            for fs in $($ZFS list -rH -t filesystem -o name $rootfs) ; do
                log_must check_fs_version $fs $newv
            done
        fi

        default_cleanup_datasets $rootfs
    done
}

function check_fs_version #filesystem version
{
    typeset fs=$1
    typeset -i version=${2:-$ZFS_VERSION}

    if [[ -z $fs ]]; then
        log_fail "No filesystem specified."
    fi

    typeset -i curv=$(get_prop version $fs)
    if (( curv != version )); then
        return 1
    fi
    return 0
}