59d79f6ccd
DIB_CHECKSUM is set by the disk-image-create --checksum flag, and for other images results in checksum files being generated for the image[1]. This change ensures checksum files are generated for built ramdisk/kernel as well. [1] https://opendev.org/openstack/diskimage-builder/src/branch/master/diskimage_builder/lib/common-functions#L68 Change-Id: I6128fbad5d9db2ea6469f196f3ee13b6fab76837
97 lines
3.4 KiB
Bash
Executable File
97 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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# dib-lint: disable=safe_sudo
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if [ "${DIB_DEBUG_TRACE:-0}" -gt 0 ]; then
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set -x
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fi
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set -eu
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set -o pipefail
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[ -n "$TARGET_ROOT" ]
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USER=${USER:-$(whoami)}
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source $_LIB/img-functions
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IMAGE_PATH=$(readlink -f $IMAGE_NAME)
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cd $TARGET_ROOT
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DIB_IPA_COMPRESS_CMD="${DIB_IPA_COMPRESS_CMD:-gzip}"
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echo "#disabled" > ./tmp/fstab.new
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sudo mv ./tmp/fstab.new ./etc/fstab
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sudo ln -s ./sbin/init ./
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# NOTE(TheJulia): Make a random and urandom entry to handle
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# long standing systemd bug cases where it may, depending on
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# underlying OS config/version, try to open the random number
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# generator before initializing.
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# This class of issue has appeared frquently with systemd,
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# https://github.com/systemd/systemd/issues/4167 is a commonly
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# referenced example of this behavior.
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if ! [ -a ./dev/random ]; then
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sudo mknod ./dev/random c 1 8
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fi
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if ! [ -a ./dev/urandom ]; then
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sudo mknod ./dev/urandom c 1 9
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fi
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# Note(JayF): to anyone trying to make this more configurable in the future,
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# there are significant hurdles around shell quoting if you try to put these
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# find commands into variables for making them more configurable.
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if [ "${DIB_IPA_MINIMAL_PRUNE:-0}" -gt 0 ]; then
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# Operator opted out of full ramdisk pruning; do not proactively remove
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# directories that may be in use by other elements/packages
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sudo find . -xdev \
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-path './sys/*' -prune -o \
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-path './tmp/*' -prune -o \
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-path './boot/*' -prune -o \
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-path './root/.cache' -prune -o \
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-name '*.pyc' -prune -o \
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-name '*.pyo' -prune -o \
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-print | sudo cpio -o -H newc | ${DIB_IPA_COMPRESS_CMD} > ${IMAGE_PATH}.initramfs
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else
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# This performs a full prune, leading to the smallest possible ramdisk
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# size. This may break operator-configured packages or elements that
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# depend on pruned paths.
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# Note: The pci.ids, which is used by lshw, are located on Ubuntu
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# in /usr/share/misc. Therefore we are removing only the
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# ./usr/share/misc/m* (will remove the magic and magic.mgc files).
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# on RHEL pci.ids is locate on /usr/share/hwdata/pci.ids.
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sudo find . -xdev \
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-path './sys/*' -prune -o \
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-path './tmp/*' -prune -o \
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-path './boot/*' -prune -o \
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-path './root/.cache' -prune -o \
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-path "*site-packages/babel/locale-data/*" -prune -o \
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-path './usr/include/*' -prune -o \
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-path './usr/lib/locale/*' -prune -o \
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-path './usr/share/doc/*' -prune -o \
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-path './usr/share/man/*' -prune -o \
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-path './usr/share/GeoIP/*' -prune -o \
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-path './usr/share/info/*' -prune -o \
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-path './usr/share/licenses/*' -prune -o \
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-path './usr/share/locale/*' -prune -o \
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-path './usr/share/misc/m*' -prune -o \
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-path './usr/src/kernels/*' -prune -o \
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-path './var/cache/*' -prune -o \
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-path './var/log/*' -prune -o \
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-name '*.pyc' -prune -o \
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-name '*.pyo' -prune -o \
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-print | sudo cpio -o -H newc | ${DIB_IPA_COMPRESS_CMD} > ${IMAGE_PATH}.initramfs
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fi
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select_boot_kernel_initrd $TARGET_ROOT
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sudo cp $BOOTDIR/$KERNEL ${IMAGE_PATH}.kernel
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sudo chown $USER: ${IMAGE_PATH}.kernel
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if [ "$DIB_CHECKSUM" == "1" ]; then
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pushd $(dirname ${IMAGE_PATH})
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md5sum ${IMAGE_NAME}.initramfs ${IMAGE_NAME}.kernel > ${IMAGE_NAME}.md5
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sha256sum ${IMAGE_NAME}.initramfs ${IMAGE_NAME}.kernel > ${IMAGE_NAME}.sha256
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popd
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fi
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# Output image sizes for debugging
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sudo ls -lh ${IMAGE_PATH}.*
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