build_image.sh

   1 #!/bin/bash
   2
   3 #
   4 # This file and its contents are supplied under the terms of the
   5 # Common Development and Distribution License ("CDDL"), version 1.0.
   6 # You may only use this file in accordance with the terms of version
   7 # 1.0 of the CDDL.
   8 #
   9 # A full copy of the text of the CDDL should have accompanied this
  10 # source.  A copy of the CDDL is also available via the Internet at
  11 # http://www.illumos.org/license/CDDL.
  12 #
  13
  14 #
  15 # Copyright 2017 OmniTI Computer Consulting, Inc.  All rights reserved.
  16 #
  17
  18 fail() {
  19         echo "ERROR: $*"
  20         exit 1
  21 }
  22
  23 # NOTE --> The URL needs to be updated with every release.
  24 # Change "bloody" to whatever release the current branch is.
  25 PUBLISHER=unleashed
  26 PKGURL1=${PKGURL1-/usr/nightly/packages/i386/nightly/repo.redist}
  27 PKGURL2=${PKGURL2-/ws/oi-userland/amd64/repo}
  28 : ${GZIP_CMD:=gzip}
  29 SRCDIR=$(dirname $0)
  30 DIDWORK=0
  31 BUILDNUM=${VERSION//r/}
  32 if [[ ${SRCDIR:0:1} != "/" ]]; then
  33   SRCDIR=`pwd`/$SRCDIR
  34 fi
  35 if [[ -z "${1}" ]]; then
  36   echo "$0 <zfs pool> [checkpoint]"
  37   exit 1
  38 else
  39   BASE=${1}
  40   shift
  41   BASEDIR=`zfs get -o value -H mountpoint $BASE`
  42 fi
  43 MKFILEDIR=/tmp
  44 WORKDIR=$BASEDIR
  45 ROOTDIR=$WORKDIR/root
  46 SVCCFG_DTD=${ROOTDIR}/usr/share/lib/xml/dtd/service_bundle.dtd.1
  47 SVCCFG_REPOSITORY=${ROOTDIR}/etc/svc/repository.db
  48 if [[ -f ${PREBUILT_ILLUMOS}/usr/src/cmd/svc/svccfg/svccfg-native ]]; then
  49         SVCCFG=${PREBUILT_ILLUMOS}/usr/src/cmd/svc/svccfg/svccfg-native
  50 else
  51         echo "WARNING -- Not using 'native' svccfg, may hang on build."
  52         echo "       We recommend a pre-built illumos's svccfg-native."
  53         echo "       Set PREBUILT_ILLUMOS in your environment to point"
  54         echo "       to a built illumos-omnios repository."
  55         SVCCFG=/usr/sbin/svccfg
  56 fi
  57 export WORKDIR ROOTDIR SVCCFG_DTD SVCCFG_REPOSITORY SVCCFG
  58
  59 # This was uber-helpful
  60 # http://alexeremin.blogspot.com/2008/12/preparing-small-miniroot-with-zfs-and.html
  61
  62 PKG=/bin/pkg
  63
  64 UNNEEDED_MANIFESTS="application/management/net-snmp.xml
  65         application/pkg/pkg-server.xml application/pkg/pkg-mdns.xml
  66         system/rmtmpfiles.xml system/mdmonitor.xml
  67         system/fm/notify-params.xml system/device/allocate.xml
  68         system/device/devices-audio.xml system/auditd.xml
  69         system/metasync.xml system/pkgserv.xml system/fcoe_initiator.xml
  70         system/metainit.xml system/zonestat.xml
  71         system/cron.xml system/rbac.xml system/sac.xml
  72         system/auditset.xml system/hotplug.xml
  73         system/wusb.xml system/zones.xml
  74         system/intrd.xml system/coreadm.xml
  75         system/extended-accounting.xml
  76         system/scheduler.xml
  77         system/logadm-upgrade.xml system/resource-mgmt.xml
  78         system/idmap.xml
  79         network/ldap/client.xml network/shares/reparsed.xml
  80         network/shares/group.xml network/inetd-upgrade.xml
  81         network/smb/client.xml network/smb/server.xml
  82         network/network-iptun.xml network/ipsec/policy.xml
  83         network/ipsec/ipsecalgs.xml network/ipsec/ike.xml
  84         network/ipsec/manual-key.xml network/forwarding.xml
  85         network/inetd.xml network/npiv_config.xml
  86         network/ssl/kssl-proxy.xml network/rpc/metamed.xml
  87         network/rpc/mdcomm.xml network/rpc/gss.xml
  88         network/rpc/bind.xml network/rpc/keyserv.xml
  89         network/rpc/meta.xml network/rpc/metamh.xml
  90         network/socket-filter-kssl.xml network/network-netcfg.xml
  91         network/nfs/status.xml network/nfs/cbd.xml
  92         network/nfs/nlockmgr.xml network/nfs/mapid.xml
  93         network/nfs/client.xml network/network-ipqos.xml
  94         network/security/ktkt_warn.xml network/security/krb5kdc.xml
  95         network/security/kadmin.xml network/network-install.xml
  96         network/bridge.xml network/network-initial.xml
  97         network/network-ipmgmt.xml network/routing/legacy-routing.xml
  98         network/network-service.xml network/network-physical.xml
  99         network/network-netmask.xml network/dlmgmt.xml
 100         network/network-location.xml network/ibd-post-upgrade.xml
 101         network/network-routing-setup.xml network/network-loopback.xml
 102         network/dns/client.xml network/dns/install.xml
 103         network/dns/multicast.xml platform/i86pc/acpihpd.xml
 104         system/hostid.xml system/power.xml system/pfexecd.xml
 105         system/consadm.xml system/pools.xml system/console-login.xml
 106         system/stmf.xml system/fmd.xml system/utmp.xml
 107         system/poold.xml system/dumpadm.xml"
 108
 109 SYSTEM="system/boot/real-mode
 110         system/boot/loader system/data/hardware-registry
 111         system/extended-system-utilities
 112         system/file-system/autofs system/file-system/nfs
 113         system/file-system/udfs
 114         system/flash/fwflash
 115         system/ipc
 116         system/library/policykit
 117         system/library/processor
 118         system/library/storage/fibre-channel/hbaapi
 119         system/library/storage/fibre-channel/libsun_fc
 120         system/library/storage/ima/header-ima
 121         system/library/storage/ima
 122         system/library/storage/libmpapi
 123         system/library/storage/libmpscsi_vhci
 124         system/network
 125         system/storage/luxadm
 126         system/storage/fibre-channel/port-utility"
 127
 128 DEBUG_PKGS="developer/debug/mdb system/kernel/dtrace/providers"
 129
 130 PARTS="system/core-os system/kernel
 131         shell/pipe-viewer editor/vim web/curl
 132         developer/linker openssh
 133         diagnostic/diskinfo shell/bash"
 134
 135 PKGS="$PARTS $SYSTEM"
 136
 137 if [ -n "$DEBUG" ]; then
 138         PKGS="$PKGS $DEBUG_PKGS"
 139         BIGROOT=1
 140 fi
 141 CULL="python package/pkg snmp"
 142 RMRF="/var/pkg /usr/share/man /usr/lib/python2.7 /usr/lib/iconv"
 143
 144 ID=`id -u`
 145 if [[ "$ID" != "0" ]]; then
 146         echo "must run as root"
 147         exit 1
 148 fi
 149
 150 chkpt() {
 151         SNAP=`zfs list -H -t snapshot $BASE/root@${1} 2> /dev/null`
 152         if [[ "$DIDWORK" -ne "0" ]]; then
 153                 if [[ -n "$SNAP" ]]; then
 154                         zfs destroy $BASE/root@${1} || \
 155                                 fail "zfs destroy ${1} failed"
 156                 fi
 157                 zfs snapshot $BASE/root@${1} || fail "zfs snapshot failed"
 158         fi
 159         if [[ "${1}" != "begin" ]]; then
 160                 echo " === Proceeding to phase $1 (zfs @${1}) ==="
 161                 zfs rollback -r $BASE/root@${1} || fail "zfs rollback failed"
 162         else
 163                 echo " === Proceeding to phase $1 ==="
 164         fi
 165         CHKPT=$1
 166         DIDWORK=1
 167 }
 168
 169 if [[ -n "$1" ]]; then
 170         echo "Explicit checkpoint requested: '$1'"
 171         CHKPT=$1
 172         chkpt $CHKPT
 173 fi
 174 if [[ -z "$CHKPT" ]]; then
 175         CHKPT="begin"
 176 fi
 177
 178 declare -A keep_list
 179 load_keep_list() {
 180         for datafile in $*
 181         do
 182                 FCNT=0
 183                 while read file
 184                 do
 185                         if [[ -n "$file" ]]; then
 186                                 keep_list+=([$file]="x")
 187                                 FCNT=$(($FCNT + 1))
 188                         fi
 189                 done < <(cut -f2- -d/ $datafile)
 190                 echo " --- keeping $FCNT files from $datafile"
 191         done
 192 }
 193
 194 step() {
 195         CHKPT=""
 196         case "$1" in
 197
 198         "begin")
 199         zfs destroy -r $BASE/root 2> /dev/null
 200         zfs create -o compression=off $BASE/root || fail "zfs create failed"
 201         chkpt pkg
 202         ;;
 203
 204         "pkg")
 205
 206         echo "Creating image of $PUBLISHER from $PKGURL1"
 207         $PKG image-create -F -p $PUBLISHER=$PKGURL1 $ROOTDIR || fail "image-create"
 208         $PKG -R $ROOTDIR change-variant arch=i386 # FIXME hack
 209         $PKG -R $ROOTDIR set-publisher -p $PKGURL2 || fail 'userland'
 210         $PKG -R $ROOTDIR install $PKGS || fail "install"
 211         chkpt fixup
 212         ;;
 213
 214         "fixup")
 215
 216         echo "Fixing up install root"
 217         (cp $ROOTDIR/etc/vfstab $WORKDIR/vfstab && \
 218                 awk '{if($3!="/"){print;}}' $WORKDIR/vfstab > $ROOTDIR/etc/vfstab && \
 219                 echo "/devices/ramdisk:a - / ufs - no nologging" >> $ROOTDIR/etc/vfstab) || \
 220                 fail "vfstab / updated"
 221         rm $WORKDIR/vfstab
 222         cp $ROOTDIR/lib/svc/seed/global.db $ROOTDIR/etc/svc/repository.db
 223
 224         sed -i '' 's,PASSREQ=YES,PASSREQ=NO,' $ROOTDIR/etc/default/login
 225
 226         ${SVCCFG} import ${ROOTDIR}/lib/svc/manifest/milestone/sysconfig.xml
 227         for xml in $UNNEEDED_MANIFESTS; do
 228                 rm -f ${ROOTDIR}/lib/svc/manifest/$xml && echo " --- tossing $xml"
 229         done
 230         echo " --- initial manifest import"
 231         # See if we can transform manifest-import to use the 'native' svccfg.
 232         sed 's/\/usr\/sbin\/svccfg/\$SVCCFG/g' \
 233             < ${ROOTDIR}/lib/svc/method/manifest-import \
 234             > /tmp/manifest-import.$$
 235         chmod 0755 /tmp/manifest-import.$$
 236         export SVCCFG
 237         /tmp/manifest-import.$$ -f ${ROOTDIR}/etc/svc/repository.db \
 238                 -d ${ROOTDIR}/lib/svc/manifest
 239         /bin/rm -f /tmp/manifest-import.$$
 240
 241         ${SVCCFG} -s 'system/boot-archive' setprop 'start/exec=:true'
 242         ${SVCCFG} -s 'system/manifest-import' setprop 'start/exec=:true'
 243         ${SVCCFG} -s 'system/console-login' setprop 'start/exec=:true'
 244
 245         cat > $ROOTDIR/etc/inittab <<EOF
 246 ap::sysinit:/sbin/autopush -f /etc/iu.ap
 247 sp::sysinit:/sbin/soconfig -d /etc/sock2path.d
 248 smf::sysinit:/lib/svc/bin/svc.startd
 249 sh::respawn:/bin/sh -l </dev/console >/dev/console 2>/dev/console
 250 EOF
 251
 252         echo "#!/bin/ksh" > ${ROOTDIR}/lib/svc/method/manifest-import
 253         echo "exit 0" >> ${ROOTDIR}/lib/svc/method/manifest-import
 254         chmod 555 ${ROOTDIR}/lib/svc/method/manifest-import
 255         chkpt cull
 256         ;;
 257
 258         "cull")
 259         if [[ -z "$BIGROOT" ]]; then
 260                 load_keep_list data/*
 261                 while read file
 262                 do
 263                         if [[ -n "$file" && \
 264                               ${keep_list[$file]} == "" && \
 265                               -e "$ROOTDIR/$file" && \
 266                               ! -d $ROOTDIR/$file ]] ; then
 267                                 rm -f $ROOTDIR/$file
 268                         fi
 269                 done < <(cd $ROOTDIR && find ./ | cut -c3-)
 270                 for path in $RMRF ; do
 271                         rm -rf ${ROOTDIR}$path && echo " -- tossing $path"
 272                 done
 273         fi
 274
 275         chkpt mkfs
 276         ;;
 277
 278         "mkfs")
 279         size=`zfs get -o value -Hp logicalreferenced $BASE/root`
 280         size=$((size/1024 + 10240))
 281         echo " --- making miniroot ufs image of size ${size}k"
 282         /usr/sbin/mkfile ${size}k $MKFILEDIR/miniroot || fail "mkfile"
 283         lofidev=`/usr/sbin/lofiadm -a $MKFILEDIR/miniroot`
 284         rlofidev=`echo $lofidev |sed s/lofi/rlofi/`
 285         yes | /usr/sbin/newfs -m 0 $rlofidev 2> /dev/null > /dev/null || fail "newfs"
 286         chkpt mount
 287         ;;
 288
 289         "mount")
 290         mkdir -p $WORKDIR/mnt
 291         /usr/sbin/mount -o nologging $lofidev $WORKDIR/mnt || fail "mount"
 292         chkpt copy
 293         ;;
 294
 295         "copy")
 296         pushd $ROOTDIR >/dev/null
 297         /usr/bin/find . | /usr/bin/cpio -pdum $WORKDIR/mnt >/dev/null || fail "populate root"
 298         /usr/sbin/devfsadm -r $WORKDIR/mnt > /dev/null
 299         popd >/dev/null
 300
 301         pushd $SRCDIR >/dev/null
 302         install -m 0755 mount_media $WORKDIR/mnt
 303         install -m 0644 ksh.profile $WORKDIR/mnt/.profile
 304         install -m 0755 install.sh $WORKDIR/mnt/install
 305         popd >/dev/null
 306
 307         sed -i '' -e 's%^root:NP:%root::%' $WORKDIR/mnt/etc/shadow
 308
 309         if [[ -n "$DEBUG" ]]; then
 310                 cp $SRCDIR/anon.system $WORKDIR/mnt/etc/system
 311                 cp $SRCDIR/anon.dtrace.conf $WORKDIR/mnt/kernel/drv/dtrace.conf
 312         fi
 313         chkpt umount
 314         ;;
 315
 316         "umount")
 317         /usr/sbin/umount $WORKDIR/mnt || fail "umount"
 318         /usr/sbin/lofiadm -d $MKFILEDIR/miniroot || fail "lofiadm delete"
 319         chkpt compress
 320         ;;
 321
 322         "compress")
 323         digest -a sha1 $MKFILEDIR/miniroot > $WORKDIR/boot_archive.hash
 324         $GZIP_CMD -c -f $MKFILEDIR/miniroot > $WORKDIR/boot_archive.gz
 325         rm -f $MKFILEDIR/miniroot
 326         chmod 644 $WORKDIR/boot_archive*
 327         echo " === Finished ==="
 328         ls -l $WORKDIR/boot_archive.gz
 329         ;;
 330
 331         esac
 332 }
 333
 334 while [[ -n "$CHKPT" ]]; do
 335         step $CHKPT
 336 done