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DESCRIPTION = "Simple initramfs image for mounting the rootfs over the verity device mapper."
# We want a clean, minimal image.
IMAGE_FEATURES = ""
PACKAGE_INSTALL = " \
initramfs-dm-verity \
base-files \
busybox \
util-linux-mount \
udev \
cryptsetup \
lvm2-udevrules \
"
# Can we somehow inspect reverse dependencies to avoid these variables?
do_image[depends] += "${DM_VERITY_IMAGE}:do_image_${DM_VERITY_IMAGE_TYPE}"
# Ensure dm-verity.env is updated also when rebuilding DM_VERITY_IMAGE
do_image[nostamp] = "1"
IMAGE_FSTYPES = "${INITRAMFS_FSTYPES}"
inherit core-image
deploy_verity_hash() {
install -D -m 0644 ${STAGING_VERITY_DIR}/${DM_VERITY_IMAGE}.${DM_VERITY_IMAGE_TYPE}.verity.env ${IMAGE_ROOTFS}${datadir}/dm-verity.env
}
IMAGE_PREPROCESS_COMMAND += "deploy_verity_hash;"
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