- sudo depmod -a && sudo modprobe -f nbd max_part=8
-}
-
-function mount_image {
- local image=$1
- local image_dir=$2
- OPNFV_MNT_DIR="${image_dir}/ubuntu"
-
- # Find free nbd, loop devices
- for dev in '/sys/class/block/nbd'*; do
- if [ "$(cat "${dev}/size")" = '0' ]; then
- OPNFV_NBD_DEV=/dev/$(basename "${dev}")
- break
- fi
- done
- OPNFV_LOOP_DEV=$(losetup -f)
- OPNFV_MAP_DEV=/dev/mapper/$(basename "${OPNFV_NBD_DEV}")p1
- export OPNFV_MNT_DIR OPNFV_LOOP_DEV
- [ -n "${OPNFV_NBD_DEV}" ] && [ -n "${OPNFV_LOOP_DEV}" ] || exit 1
- qemu-img resize "${image_dir}/${image}" 3G
- sudo qemu-nbd --connect="${OPNFV_NBD_DEV}" --aio=native --cache=none \
- "${image_dir}/${image}"
- sudo kpartx -av "${OPNFV_NBD_DEV}"
- sleep 5 # /dev/nbdNp1 takes some time to come up
- # Hardcode partition index to 1, unlikely to change for Ubuntu UCA image
- if sudo growpart "${OPNFV_NBD_DEV}" 1; then
- sudo kpartx -u "${OPNFV_NBD_DEV}"
- sudo e2fsck -pf "${OPNFV_MAP_DEV}"
- sudo resize2fs "${OPNFV_MAP_DEV}"
- fi
- # grub-update does not like /dev/nbd*, so use a loop device to work around it
- sudo losetup "${OPNFV_LOOP_DEV}" "${OPNFV_MAP_DEV}"
- mkdir -p "${OPNFV_MNT_DIR}"
- sudo mount "${OPNFV_LOOP_DEV}" "${OPNFV_MNT_DIR}"
- sudo mount -t proc proc "${OPNFV_MNT_DIR}/proc"
- sudo mount -t sysfs sys "${OPNFV_MNT_DIR}/sys"
- sudo mount -o bind /dev "${OPNFV_MNT_DIR}/dev"
- sudo mkdir -p "${OPNFV_MNT_DIR}/run/resolvconf"
- sudo cp /etc/resolv.conf "${OPNFV_MNT_DIR}/run/resolvconf"
- echo "GRUB_DISABLE_OS_PROBER=true" | \
- sudo tee -a "${OPNFV_MNT_DIR}/etc/default/grub"
- sudo sed -i -e 's/^\(GRUB_TIMEOUT\)=.*$/\1=1/g' -e 's/^GRUB_HIDDEN.*$//g' \
- "${OPNFV_MNT_DIR}/etc/default/grub"
-}
-
-function apt_repos_pkgs_image {
- local apt_key_urls=(${1//,/ })
- local all_repos=(${2//,/ })
- local pkgs_i=(${3//,/ })
- local pkgs_r=(${4//,/ })
- [ -n "${OPNFV_MNT_DIR}" ] || exit 1
-
- # APT keys
- if [ "${#apt_key_urls[@]}" -gt 0 ]; then
- for apt_key in "${apt_key_urls[@]}"; do
- sudo chroot "${OPNFV_MNT_DIR}" /bin/bash -c \
- "wget -qO - '${apt_key}' | apt-key add -"
- done
- fi
- # Additional repositories
- for repo_line in "${all_repos[@]}"; do
- # <repo_name>|<repo prio>|deb|[arch=<arch>]|<repo url>|<dist>|<repo comp>
- local repo=(${repo_line//|/ })
- [ "${#repo[@]}" -gt 5 ] || continue
- # NOTE: Names and formatting are compatible with Salt linux.system.repo
- cat <<-EOF | sudo tee "${OPNFV_MNT_DIR}/etc/apt/preferences.d/${repo[0]}"
-
- Package: *
- Pin: release a=${repo[-2]}
- Pin-Priority: ${repo[1]}
-
- EOF
- echo "${repo[@]:2}" | sudo tee \
- "${OPNFV_MNT_DIR}/etc/apt/sources.list.d/${repo[0]}.list"
- done
- # Install packages
- if [ "${#pkgs_i[@]}" -gt 0 ]; then
- sudo DEBIAN_FRONTEND="noninteractive" \
- chroot "${OPNFV_MNT_DIR}" apt-get update
- sudo DEBIAN_FRONTEND="noninteractive" FLASH_KERNEL_SKIP="true" \
- chroot "${OPNFV_MNT_DIR}" apt-get install -y "${pkgs_i[@]}"
- fi
- # Remove packages
- if [ "${#pkgs_r[@]}" -gt 0 ]; then
- sudo DEBIAN_FRONTEND="noninteractive" FLASH_KERNEL_SKIP="true" \
- chroot "${OPNFV_MNT_DIR}" apt-get purge -y "${pkgs_r[@]}"
- fi
- # Disable cloud-init metadata service datasource
- sudo mkdir -p "${OPNFV_MNT_DIR}/etc/cloud/cloud.cfg.d"
- echo "datasource_list: [ NoCloud, None ]" | sudo tee \
- "${OPNFV_MNT_DIR}/etc/cloud/cloud.cfg.d/95_real_datasources.cfg"
-}
-
-function cleanup_mounts {
- # Remove any mounts, loop and/or nbd devs created while patching base image
- if [ -n "${OPNFV_MNT_DIR}" ] && [ -d "${OPNFV_MNT_DIR}" ]; then
- if [ -f "${OPNFV_MNT_DIR}/boot/grub/grub.cfg" ]; then
- # Grub thinks it's running from a live CD
- sudo sed -i -e 's/^\s*set root=.*$//g' -e 's/^\s*loopback.*$//g' \
- "${OPNFV_MNT_DIR}/boot/grub/grub.cfg"
- fi
- sudo rm -f "${OPNFV_MNT_DIR}/run/resolvconf/resolv.conf"
- sync
- if mountpoint -q "${OPNFV_MNT_DIR}"; then
- sudo umount -l "${OPNFV_MNT_DIR}" || true
- fi
- fi
- if [ -n "${OPNFV_LOOP_DEV}" ] && \
- losetup "${OPNFV_LOOP_DEV}" 1>&2 > /dev/null; then
- sudo losetup -d "${OPNFV_LOOP_DEV}"
- fi
- if [ -n "${OPNFV_NBD_DEV}" ]; then
- sudo kpartx -d "${OPNFV_NBD_DEV}" || true
- sudo qemu-nbd -d "${OPNFV_NBD_DEV}" || true
- fi