Cross Reference: /illumos-gate/usr/src/cmd/svc/milestone/manifest-import

	manifest-import revision 7c478bd95313f5f23a4c958a745db2134aa03244
#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (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 2005 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
#ident  "%Z%%M% %I% %E% SMI"

# 0.  Initialization.

[ -f /lib/svc/share/smf_include.sh ] || exit 1

activity=false

X=
while getopts n opt; do
    case $opt in
        n)  X=echo;;
        ?)  echo "Usage: /lib/svc/method/manifest-import [-n]\n"
        exit 2;;
    esac
done

svccfg_apply () {
    $X /usr/sbin/svccfg apply $1
    if [ $? -ne 0 ]; then
        echo "WARNING: svccfg apply $1 failed" | tee /dev/msglog
    fi
}

svccfg_import () {
    $X /usr/sbin/svccfg import $1 2>>/tmp/manifest_import.$$
    if [ $? -ne 0 ]; then
        echo > /dev/msglog
        echo "WARNING: svccfg import $1 failed" | tee /dev/msglog
    fi
}

prophist_upgrade () {
    #
    # A property has changed in the manifest that we wish to propagate into
    # the repository during manifest import.  We don't want to pollute
    # manifests with overrides, so handle explicitly here.
    #
    fmri=$1
    pgrp=$2
    prop=$3
    nval=$4
    shift 4

    /lib/svc/bin/prophist upgrade -e $fmri -g $pgrp -p $prop -n "$nval" \
        "$@"
    [ $? = 0 ] && instance_refresh $fmri
}

prophist_override () {
    #
    # A property has changed in the manifest that we wish to propagate
    # into the repository during manifest import.
    #
    fmri=$1
    pgrp=$2
    prop=$3
    nval=$4

    /lib/svc/bin/prophist overwrite -e $fmri -g $pgrp -p $prop -n "$nval"
    [ $? = 0 ] && instance_refresh $fmri
}

prophist_delete_svc_pg () {
    #
    # Certain property groups have migrated from the service level to the
    # instance level.  We don't care if they are at both, as the instance
    # level will trump.  But having neither could be bad.  So check and if
    # the given pg exists at both levels, delete the service-level one only.
    #
    service=$1
    instance=$2
    property_group=$3

    /usr/bin/svcprop -q -p $property_group $service
    res1=$?
    /usr/bin/svcprop -q -c -p $property_group $service:$instance
    res2=$?
    if [ $res1 -eq 0 -a $res2 -eq 0 ]; then
        /lib/svc/bin/prophist delete -e $service -g $property_group
        instance_refresh $service:$instance
    fi
}

prophist_delete_dependency () {
    #
    # Some services have stale dependencies that need to be removed.
    # This is done by removing the dependency property group.
    #
    fmri=$1
    property_group=$2

    /usr/bin/svcprop -q -c -p $property_group $fmri
    if [ $? -eq 0 ]; then
        /lib/svc/bin/prophist delete -e $fmri -g $property_group
    else
        [ -n "$_MFST_DEBUG" ] && \
            echo "Dependency $property_group not defined on $fmri"
    fi
}

prophist_delete_pg () {
    # Delete obsolete property groups from old manifests.  Instances
    # should be refreshed for changes to take effect.
    fmri=$1
    pg=$2

    /usr/bin/svcprop -Cqp $pg $fmri &&
        /lib/svc/bin/prophist delete -e $fmri -g $pg
}

prophist_addprop () {
    #
    # If a property doesn't exist, create it.  Instances should be
    # refreshed for changes to take effect.
    #
    if [ $# -lt 6 ]; then
        echo "prophist_addprop(): Insufficient arguments ($*)."
        exit 1
    fi

    fmri=$1
    /usr/bin/svcprop -q $fmri || return

    pg=$2
    pgtype=$3
    prop=$4

    /usr/bin/svcprop -Cqp $pg/$prop $fmri && return

    shift 4

    /usr/bin/svcprop -Cqp $pg $fmri || \
        /usr/sbin/svccfg -s $fmri addpg $pg $pgtype
    /usr/sbin/svccfg -s $fmri setprop $pg/$prop = $*
}

prophist_addmeth () {
    #
    # If a method doesn't exist, create it.  Instances should be refreshed
    # for changes to take effect.
    #
    if [ $# -ne 4 ]; then
        echo "prophist_addmeth(): Insufficient arguments ($*)"
        exit 1
    fi

    fmri=$1
    /usr/bin/svcprop -q $fmri || return

    name=$2
    /usr/bin/svcprop -Cqp $name $fmri && return

    exec=$3
    to=$4

    /usr/sbin/svccfg -s $fmri <<END
        addpg $name method
        setprop $name/type = astring: method
        setprop $name/exec = astring: "$exec"
        setprop $name/timeout_seconds = count: $to
END
}

prophist_adddep () {
    #
    # If a dependency doesn't exist, create it.  Instances should be
    # refreshed for changes to take effect.
    #
    if [ $# -lt 6 ]; then
        echo "prophist_adddep(): Insufficient arguments ($*)"
        exit 1
    fi

    fmri=$1
    /usr/bin/svcprop -q $fmri || return

    name=$2
    /usr/bin/svcprop -Cqp $name $fmri && return

    type=$3
    group=$4
    ro=$5
    shift 5

    /usr/sbin/svccfg -s $fmri <<END
        addpg $name dependency
        setprop $name/type = astring: $type
        setprop $name/grouping = astring: $group
        setprop $name/restart_on = astring: $ro
        setprop $name/entities = fmri: $*
END
}

prophist_adddpt () {
    #
    # If a dependent doesn't exist, create it.  Instances should be
    # refresh for changes to take effect.
    #
    if [ $# -ne 5 ]; then
        echo "prophist_adddpt(): Incorrect arguments ($*).\n"
        exit 1
    fi

    fmri=$1
    /usr/bin/svcprop -q $fmri || return

    name=$2
    /usr/bin/svcprop -Cqp dependents/$name $fmri && return

    group=$3
    ro=$4
    target=$5

    prophist_addprop $fmri dependents framework $name fmri: $target
    prophist_adddep $target $name service $group $ro $fmri
}

instance_refresh () {
    echo $1 >> /etc/svc/volatile/refreshes
}

refresh_instances () {
    [ -r /etc/svc/volatile/refreshes ] && {
        sort -u /etc/svc/volatile/refreshes | xargs -l svcadm refresh
    }
}

instance_clear () {
    echo $1 >> /etc/svc/volatile/clears
}

clear_conditionally () {
    [ "`/usr/bin/svcprop -p restarter/state $1`" = "maintenance" ] && \
        /usr/sbin/svcadm clear $1
}

clear_instances () {
    [ -r /etc/svc/volatile/clears ] && {
        for inst in `/usr/bin/sort -u /etc/svc/volatile/clears`; do
            clear_conditionally $inst
        done
    }
}

prepare_last_import () {
    # Preserve the five hashes for the profiles: generic (two
    # cases), platform (uname -i, uname -m outputs), and site.

    gn="var_svc_profile_generic_open_xml"
    gh=`/usr/bin/svcprop -p ${gn}/md5sum smf/manifest 2>/dev/null`
    [ $? = 0 ] || gh=""

    gln="var_svc_profile_generic_limited_net_xml"
    glh=`/usr/bin/svcprop -p ${gln}/md5sum smf/manifest 2>/dev/null`
    [ $? = 0 ] || glh=""

    LC_ALL=C pl=`/usr/bin/uname -i | /usr/bin/tr , _`
    pln="var_svc_profile_platform_${pl}_xml"
    plh=`/usr/bin/svcprop -p ${pln}/md5sum smf/manifest 2>/dev/null`
    [ $? = 0 ] || plh=""

    LC_ALL=C plm=`/usr/bin/uname -m | /usr/bin/tr , _`
    if [ $plm != $pl ]; then
        plmn="var_svc_profile_platform_${plm}_xml"
        plmh=`/usr/bin/svcprop -p ${plmn}/md5sum smf/manifest \
            2>/dev/null`
        [ $? = 0 ] || plmh=""
    else
        plmh=""
    fi

    sn="var_svc_profile_site_xml"
    sh=`/usr/bin/svcprop -p $sn/md5sum smf/manifest 2>/dev/null`
    [ $? = 0 ] || sh=""

    # Remove all manifest hashes.
    /usr/sbin/svccfg delete smf/manifest

    # Restore smf/manifest and hash values.
    /usr/sbin/svccfg add smf/manifest
    [ -n "$gh" ] && {
        echo "Preserving generic hash ($gh)."
        /usr/sbin/svccfg -s smf/manifest addpg ${gn} framework
        /usr/sbin/svccfg -s smf/manifest setprop ${gn}/md5sum = \
            opaque: $gh
    }
    [ -n "$glh" ] && {
        echo "Preserving generic_limited hash ($glh)."
        /usr/sbin/svccfg -s smf/manifest addpg ${gln} framework
        /usr/sbin/svccfg -s smf/manifest setprop ${gln}/md5sum = \
            opaque: $glh
    }
    [ -n "$plh" ] && {
        echo "Preserving platform hash ($plh)."
        /usr/sbin/svccfg -s smf/manifest addpg $pln framework
        /usr/sbin/svccfg -s smf/manifest setprop $pln/md5sum = \
            opaque: $plh
    }
    [ -n "$plmh" ] && {
        echo "Preserving platform hash ($plmh)."
        /usr/sbin/svccfg -s smf/manifest addpg $plmn framework
        /usr/sbin/svccfg -s smf/manifest setprop $plmn/md5sum = \
            opaque: $plmh
    }
    [ -n "$sh" ] && {
        echo "Preserving site hash ($sh)."
        /usr/sbin/svccfg -s smf/manifest addpg $sn framework
        /usr/sbin/svccfg -s smf/manifest setprop $sn/md5sum = \
            opaque: $sh
    }
}

SVCCFG_CHECKHASH=1 export SVCCFG_CHECKHASH

#
# 0. Clean up repository
#
if [ -z "$X" ] && /usr/bin/svcprop smf/manifest 2>/dev/null |
    /usr/bin/grep '^ar_svc_[^/]*/md5sum opaque ' >/dev/null
then
    set -- `
        /usr/bin/svcprop smf/manifest 2>/dev/null |
            /usr/bin/grep '^ar_svc[^/]*/md5sum opaque ' |
            /usr/bin/tr '/' ' ' |
            while read pg prop type value; do
            echo "$pg/$value"
        done
    `
    backup=`echo "$#/$#" | sed 's/.//g'`
    fwidth=`echo "$#\c" | wc -c`

    echo "Converting obsolete repository entries: \c" > /dev/msglog
    i=1; n=$#
    while [ $# -gt 0 ]; do
        printf "%${fwidth}s/%${fwidth}s" $i $n > /dev/msglog
        echo $1 | sed 's:/: :' | (
            read pg value

            (echo "select /smf/manifest"; echo "delpg v$pg") |
                /usr/sbin/svccfg 2>/dev/null >/dev/null
            (echo "select /smf/manifest"; echo "delpg $pg") |
                /usr/sbin/svccfg 2>/dev/null >/dev/null
            (echo "select /smf/manifest";
                echo "addpg v$pg framework") |
                /usr/sbin/svccfg 2>/dev/null >/dev/null
            (echo "select /smf/manifest";
                echo "setprop v$pg/md5sum = opaque: $value") |
                /usr/sbin/svccfg 2>/dev/null >/dev/null
        )
        i=`expr $i + 1`
        shift
        echo "$backup\c" > /dev/msglog
    done
    echo > /dev/msglog
    echo "Converted $n obsolete repository entries"
    activity=true
fi

#
# If no last-import snapshots are present on critical services, then we are
# creating the last-import snapshots for the first time post upgrade.
#
create_last_import=1
for svc in single-user multi-user multi-user-server; do
    if /usr/bin/svcprop -s last-import svc:/milestone/$svc:default \
        >/dev/null 2>&1
    then
        create_last_import=
        break
    fi
done

if [ $create_last_import ]; then
    echo "Last import snapshots absent; preparing for re-import"
    prepare_last_import

    #
    # Apply property history files.
    #
    echo "Upgrade detected; applying property history"
    for phist in /var/svc/profile/prophist.*; do
        /lib/svc/bin/prophist hash $phist
        if [ $? = 3 ]; then
            echo "Sourcing $phist"
            . $phist
        fi
    done

    /usr/bin/rm -f /var/svc/profile/.upgrade_prophist
fi

#
# 2.  Manifest import.  Application directories first, then
# site-specific manifests.
#
nonsite_dirs=`/usr/bin/find /var/svc/manifest/* -name site -prune -o -type d \
    -print -prune`

nonsite_manifests=`/lib/svc/bin/mfstscan $nonsite_dirs`
site_manifests=`/lib/svc/bin/mfstscan /var/svc/manifest/site`

manifests="$nonsite_manifests $site_manifests"

[ -n "$_MFST_DEBUG" ] && {
    echo "Changed manifests to import:"
    for m in $manifests; do echo "  $m"; done
}

#
# 2b.  Import the manifests while giving a running display of imports on
# console, and a final count in the logfile.
#
if [ -n "$nonsite_manifests" -o -n "$site_manifests" ]; then
    rm -f /tmp/manifest_import.$$

    set -- $manifests
    backup=`echo "$#/$#" | sed 's/.//g'`
    fwidth=`echo "$#\c" | wc -c`

    echo "Loading smf(5) service descriptions: \c" > /dev/msglog

    i=1; n=$#
    while [ $# -gt 0 ]; do
        printf "%${fwidth}s/%${fwidth}s" $i $n > /dev/msglog
        svccfg_import $1
        i=`expr $i + 1`
        shift
        echo "$backup\c" > /dev/msglog
    done

    echo > /dev/msglog
    echo "Loaded $n smf(5) service descriptions"
    activity=true

    if [ -s /tmp/manifest_import.$$ ]; then
        echo "svccfg warnings:"
        cat /tmp/manifest_import.$$

        msg="svccfg import warnings.  See"
        msg="$msg /var/svc/log/system-manifest-import:default.log ."
        echo $msg > /dev/msglog
    fi
    rm -f /tmp/manifest_import.$$
fi

#
# 3.  Profile application.  We must create the platform profile upon
# first boot, as we may be a diskless client of a platform or
# architecture distinct from our NFS server.
#
svccfg_apply /var/svc/profile/generic.xml

if [ ! -f /var/svc/profile/platform.xml ]; then
    this_karch=`uname -m`
    this_plat=`uname -i`

    if [ -f /var/svc/profile/platform_$this_plat.xml ]; then
        platform_profile=platform_$this_plat.xml
    elif [ -f /var/svc/profile/platform_$this_karch.xml ]; then
        platform_profile=platform_$this_karch.xml
    else
        platform_profile=platform_none.xml
    fi

    ln -s $platform_profile /var/svc/profile/platform.xml
fi

svccfg_apply /var/svc/profile/platform.xml

#
# 4.  Upgrade handling.  The upgrade file generally consists of a series
# of svcadm(1M) and svccfg(1M) commands.
#
(
    unset SVCCFG_CHECKHASH

    if [ -f /var/svc/profile/upgrade ]; then
        . /var/svc/profile/upgrade

        /usr/bin/mv /var/svc/profile/upgrade \
            /var/svc/profile/upgrade.app.`date +\%Y\%m\%d\%H\%M\%S`
        activity=true
    fi
)

#
# 5.  Site profile is applied last to give administrator the final say.
#
if [ -f /var/svc/profile/site.xml ]; then
    svccfg_apply /var/svc/profile/site.xml
fi

#
# 6.  Final actions.
#
refresh_instances
clear_instances

if $activity; then
    svcadm _smf_backup "manifest_import" || true
fi

exit 0