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create-vmachine: Use a stage4 tarball

master
Dustin C. Hatch 2013-10-23 07:05:41 -05:00
parent 60cb5a7686
commit f0d6583755
1 changed files with 4 additions and 40 deletions
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44
create-vmachine.sh
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@ -1,5 +1,5 @@
#!/bin/bash
# Creates a new virtual machine from the given stage3 tarball
# Creates a new virtual machine from the given stage4 tarball
DOMNAME="$1"
STAGE_TBZ="$2"
@ -7,7 +7,7 @@ VMNAME=$(echo "${DOMNAME}" | tr '[:upper:]' '[:lower:]')
VM_FQDN="${VMNAME}.$(hostname -d)"
if [[ -z $STAGE_TBZ || -z $VMNAME ]]; then
echo "Usage: $(basename $0) <vmname> <stage3-tarball>" >&2
echo "Usage: $(basename $0) <vmname> <stage4-tarball>" >&2
exit 2
fi
@ -68,40 +68,6 @@ mount -t tmpfs tmpfs "${MOUNTPOINT}"/run
echo "Extracting stage tarball..."
tar -xjpf "${STAGE_TBZ}" -C "${MOUNTPOINT}"
cp -L /etc/resolv.conf "${MOUNTPOINT}/etc/resolv.conf"
echo "Installing critical packages..."
# Installing packages must be done in a chroot instead of using the $ROOT
# Portage environment variable because several ebuilds use enewuser/enewgroup
# to create system users, which creates the user on the host system, not the
# target system. See Gentoo bug #53269 for details on the problem.
mkdir "${MOUNTPOINT}"/usr/portage
mount -obind "${PORTDIR}" "${MOUNTPOINT}"/usr/portage
mount -obind "${DISTDIR}" "${MOUNTPOINT}"/usr/portage/distfiles
mount -obind "${PKGDIR}" "${MOUNTPOINT}"/usr/portage/packages
mount -t tmpfs tmpfs "${MOUNTPOINT}"/tmp
mount -t proc proc "${MOUNTPOINT}"/proc
mount -t sysfs sysfs "${MOUNTPOINT}"/sys
cat <<EOF > "${MOUNTPOINT}"/build-base.sh
#!/bin/bash
set -e
export EMERGE_DEFAULT_OPTS="--binpkg-respect-use=y"
export FEATURES="-news buildpkg"
env-update
USE=-thin emerge -jkv xfsprogs nfs-utils lvm2 iproute2 acpid
rc-update add lvm boot
rc-update add acpid default
rc-update add nfsmount default
EOF
chmod u+x "${MOUNTPOINT}"/build-base.sh
chroot "${MOUNTPOINT}" /build-base.sh
rm "${MOUNTPOINT}"/build-base.sh
echo "Setting hostname..."
sed -i "s/localhost/${VMNAME}/" "${MOUNTPOINT}"/etc/conf.d/hostname
@ -109,7 +75,7 @@ echo "Configuring network..."
echo 'config_eth0="dhcp"' > "${MOUNTPOINT}"/etc/conf.d/net
ln -s net.lo "${MOUNTPOINT}"/etc/init.d/net.eth0
ln -s /etc/init.d/net.eth0 "${MOUNTPOINT}"/etc/runlevels/default/
ln -s /etc/init.d/sshd "${MOUNTPOINT}"/etc/runlevels/default/
chroot "${MOUNTPOINT}" /etc/init.d/sshd gen_keys
echo "Configuring fstab..."
cat << EOF > "${MOUNTPOINT}"/etc/fstab
@ -134,9 +100,7 @@ echo "Enabling serial console..."
sed -i 's/#s0/s0/' "${MOUNTPOINT}"/etc/inittab
echo "Cleaning up..."
umount "${MOUNTPOINT}"/usr/portage/{packages,distfiles,}
rmdir "${MOUNTPOINT}"/usr/portage
umount "${MOUNTPOINT}"/{tmp,proc,sys,run,usr,var,home,}
umount "${MOUNTPOINT}"/{run,usr,var,home,}
vgchange -an ${VMNAME}
echo "Creating libvirt domain..."