llvm: Add clientctl actions for external disk support.
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1 changed files with 83 additions and 8 deletions
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@ -1,24 +1,99 @@
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#!/bin/bash
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set -o errexit
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mode=$1
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shift || mode="no_action"
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ROOT=../..
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IMAGE=$( readlink -f $ROOT/minix_x86.img)
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IMAGE=$( readlink -f $ROOT/minix_x86.img )
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DISK=$( readlink -f $ROOT/minix_x86.disk )
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RC=$( readlink -f $ROOT/minix_x86.rc )
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HYPER=${HYPER:-}
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DISK_SIZE=${DISK_SIZE:-1024}
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DISK_MNT=${DISK_MNT:-/media/minix-disk}
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function rc_create {
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cat <<EOF
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#!/bin/sh
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set -o errexit
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mkdir /ext
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mount -t ext2 /dev/c0d1 /ext
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if [ -f /ext/etc/rc ]; then
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sh /ext/etc/rc
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fi
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EOF
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}
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function rc_ext_default_create {
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cat <<EOF
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#!/bin/sh
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echo "/ext/etc/rc: /ext mounted correctly."
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EOF
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}
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function disk_mount {
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local mnt=$1
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echo "* Mounting ${DISK} to $mnt..."
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[ -d $mnt ] || sudo mkdir -p $mnt
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umountdisk &> /dev/null || true
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sudo mount -o loop $DISK $mnt
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}
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function disk_umount {
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echo "* Unmounting ${DISK}..."
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sudo umount $DISK
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}
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function disk_build {
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local size=$1
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local tmp_mnt=$( mktemp -d /tmp/clientctl-XXXXX )
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echo "* Building ${size} MB disk image..."
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dd if=/dev/zero of=$DISK bs=1M count=$size
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mkfs -t ext2 -i 4096 -b 4096 -F $DISK
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echo "* Setting up /ext/etc/rc file executed at startup..."
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rc_create > $RC
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disk_mount $tmp_mnt
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[ -d $tmp_mnt/etc ] || mkdir -p $tmp_mnt/etc
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rc_ext_default_create > $tmp_mnt/etc/rc
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disk_umount
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rm -rf $tmp_mnt
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}
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case "$mode" in
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'buildimage')
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(cd $ROOT && CREATE_IMAGE_ONLY=1 releasetools/x86_hdimage.sh)
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;;
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'builddisk')
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rm -f $DISK
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disk_build $DISK_SIZE
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;;
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'mountdisk')
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disk_mount $DISK_MNT
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;;
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'umountdisk')
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disk_umount
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;;
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'run')
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if which kvm > /dev/null; then
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hypervisor=kvm
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if [ "$HYPER" == "" ]; then
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if which kvm2 > /dev/null; then
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HYPER=kvm
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elif [ -e /dev/kvm ]; then
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hypervisor="qemu-system-i386 --enable-kvm"
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HYPER="qemu-system-i386 --enable-kvm"
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else
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hypervisor=qemu-system-i386
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HYPER=qemu-system-i386
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fi
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(cd ../../../obj.i386/destdir.i386/multiboot && $hypervisor -nographic -kernel kernel -append "console=tty00 rootdevname=c0d0p1" -initrd "mod01_ds,mod02_rs,mod03_pm,mod04_sched,mod05_vfs,mod06_memory,mod07_tty,mod08_mfs,mod09_vm,mod10_pfs,mod11_init" -hda $IMAGE)
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fi
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opts="-hda $IMAGE"
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[ ! -f $DISK ] || opts="$opts -hdb $DISK"
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(cd ../../../obj.i386/destdir.i386/multiboot && $HYPER -nographic -kernel kernel -append "console=tty00 rootdevname=c0d0p1" -initrd "mod01_ds,mod02_rs,mod03_pm,mod04_sched,mod05_vfs,mod06_memory,mod07_tty,mod08_mfs,mod09_vm,mod10_pfs,mod11_init" $opts)
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;;
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*)
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echo "Invalid action: $mode"
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