build_disk.sh

#!/bin/ksh93

set -e

DISK=$PWD/qemu-setup/illumos-disk.img
POOL=armpool
MNT=/mnt
ROOTFS=ROOT/braich
ROOT=$MNT/$ROOTFS
DISKSIZE=8g

if [[ ! -f Makefile || ! -d illumos-gate ]]; then
	print -u2 "$0 should be run from the root of arm64-gate"
	exit 2
fi

mkdir -p $PWD/qemu-setup

mkfile $DISKSIZE $DISK

BASE_DEVICE=$(sudo lofiadm -la $DISK)
RAW_DEVICE=${BASE_DEVICE/dsk/rdsk}
SLICE=${BASE_DEVICE/p0/s0}

# Taken from OmniOS kayak, note that this leaves s2 and s0 overlapping (which,
# well...) and so requires zpool create -f, which I don't like.
sudo fdisk -B $RAW_DEVICE
# Create slice 0 covering all of the non-reserved space
OIFS="$IFS"; IFS=" ="
set -- $(sudo prtvtoc -f $RAW_DEVICE)
IFS="$OIFS"
# FREE_START=2048 FREE_SIZE=196608 FREE_COUNT=1 FREE_PART=...
start=$2; size=$4
sudo fmthard -d 0:2:01:$start:$size $RAW_DEVICE

sudo zpool create -f -t $POOL -dm $MNT $POOL $SLICE
sudo zfs create -o canmount=noauto $POOL/ROOT
sudo zfs create $POOL/$ROOTFS
sudo zfs create -V 1G $POOL/swap
sudo zfs create -V 1G $POOL/dump

# for reasons I can't fathom, synthetic packages don't get published right now
#pkgsend publish -s illumos-gate/packages/aarch64/nightly/repo.redist \
#    illumos-gate/usr/src/pkg/packages.aarch64/osnet-incorporation.mog
#pkgsend publish -s illumos-gate/packages/aarch64/nightly/repo.redist \
#    illumos-gate/usr/src/pkg/packages.aarch64/osnet-redist.mog

sudo pkg image-create --full						\
     --variant variant.arch=aarch64					\
     --set-property flush-content-cache-on-success=True			\
     $ROOT

for publisher in omnios extra.omnios; do
	sudo pkg -R $ROOT set-publisher		\
	     -g https://pkg.omnios.org/bloody/braich $publisher
done

# Install everything, to the degree that it is possible, for convenience since
# there's no pkg(8) in the image
sudo pkg -R $ROOT install --no-refresh			\
     '*@latest'

sudo sed -i '/^last_uuid/d' $ROOT/var/pkg/pkg5.image

sudo sed -i '/PermitRootLogin/s/no/yes/' $ROOT/etc/ssh/sshd_config
sudo mkdir -p $ROOT/etc/zones
# Some commands and libraries get upset if they cannot determine the
# "default zone brand". While we are not shipping zone pages, drop
# this file into place.
sudo cp illumos-gate/usr/src/lib/brand/ipkg/zone/SUNWdefault.xml \
    $ROOT/etc/zones/

# Set up a skeleton /dev
sudo tar -xf tools/dev.tar -C $ROOT
sudo touch $ROOT/reconfigure

# Without mdb(8) or kmdb(8) kmem debugging is much less useful, and much too
# slow in the emulator.  This is KMF_DEADBEEF|KMF_REDZONE
echo "set kmem_flags = 0x6" | sudo tee -a $ROOT/etc/system > /dev/null

# Don't require passwords
sudo sed -i 's/PASSREQ=YES/PASSREQ=NO/' $ROOT/etc/default/login

# Have a host name etc, in case dhcp
echo "braich" | sudo tee -a $ROOT/etc/nodename > /dev/null
sudo sed -i 's/localhost/localhost braich/' $ROOT/etc/inet/hosts

# Have some swap space
echo "/dev/zvol/dsk/$POOL/swap	-	-	swap	-	no	-" | \
	sudo tee -a $ROOT/etc/vfstab >/dev/null

# Have a dump device
cat <<EOF  | sudo tee -a $ROOT/etc/dumpadm.conf >/dev/null
DUMPADM_DEVICE=/dev/zvol/dsk/$POOL/dump
DUMPADM_SAVDIR=/var/crash/braich
DUMPADM_CONTENT=kernel
DUMPADM_ENABLE=yes
DUMPADM_CSAVE=on
EOF

# Put the SMF profiles in place
sudo ln -s ns_files.xml $ROOT/etc/svc/profile/name_service.xml
sudo ln -s generic_limited_net.xml $ROOT/etc/svc/profile/generic.xml
sudo ln -s inetd_generic.xml $ROOT/etc/svc/profile/inetd_services.xml
sudo ln -s platform_none.xml $ROOT/etc/svc/profile/platform.xml

# Import all the services ahead of time.  This is a shame, because allowing
# EMI to happen has found many bugs, but it also takes _forever_
SVCCFG_REPOSITORY=/tmp/arm-gate.$$

cp $ROOT/lib/svc/seed/global.db $SVCCFG_REPOSITORY
chmod u+w $SVCCFG_REPOSITORY
env PKG_INSTALL_ROOT=$ROOT \
    SVCCFG_DTD=$ROOT/usr/share/lib/xml/dtd/service_bundle.dtd.1 \
    SVCCFG_REPOSITORY=$SVCCFG_REPOSITORY \
    SVCCFG_CHECKHASH=1 /usr/sbin/svccfg import \
		       -p /dev/stdout $ROOT/lib/svc/manifest
sudo cp -a $SVCCFG_REPOSITORY $ROOT/etc/svc/repository.db
sudo chown root:sys $ROOT/etc/svc/repository.db
sudo chmod 0600 $ROOT/etc/svc/repository.db
rm -f $SVCCFG_REPOSITORY

# Create a boot_archive manually, because tooling
(cd $ROOT;
 sudo mkisofs -quiet -graft-points -dlrDJN -relaxed-filenames -o ./platform/armv8/boot_archive \
      $(boot/solaris/bin/extract_boot_filelist -R $ROOT -p aarch64 boot/solaris/filelist.ramdisk | \
		(while read file; do [[ -e $file ]] && echo $file; done) | \
		awk '{printf("/%s=./%s\n", $1, $1);}'))

# If this worked it would be lovely, but it doesn't yet
# because it can only create ufs/cpio archives, and we can only boot from hsfs
#sudo illumos-gate/usr/src/cmd/boot/scripts/create_ramdisk -R $ROOT -p aarch64 -f ufs-nocompress

sudo zpool set bootfs=$POOL/$ROOTFS $POOL
sudo zpool set cachefile="" $POOL
sudo zfs set mountpoint=none $POOL
sudo zfs set mountpoint=legacy $POOL/ROOT
sudo zfs set canmount=noauto $POOL/$ROOTFS
sudo zfs set mountpoint=/ $POOL/$ROOTFS
sudo zpool export $POOL
sudo lofiadm -d $DISK

wget https://downloads.omnios.org/media/braich/inetboot.bin -O qemu-setup/inetboot.bin