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- # The WICVARS variable is used to define list of bitbake variables used in wic code
- # variables from this list is written to <image>.env file
- WICVARS ?= "\
- BBLAYERS IMGDEPLOYDIR DEPLOY_DIR_IMAGE FAKEROOTCMD IMAGE_BASENAME IMAGE_EFI_BOOT_FILES IMAGE_BOOT_FILES \
- IMAGE_LINK_NAME IMAGE_ROOTFS INITRAMFS_FSTYPES INITRD INITRD_LIVE ISODIR RECIPE_SYSROOT_NATIVE \
- ROOTFS_SIZE STAGING_DATADIR STAGING_DIR STAGING_LIBDIR TARGET_SYS \
- KERNEL_IMAGETYPE MACHINE INITRAMFS_IMAGE INITRAMFS_IMAGE_BUNDLE INITRAMFS_LINK_NAME APPEND \
- ASSUME_PROVIDED PSEUDO_IGNORE_PATHS"
- inherit ${@bb.utils.contains('INITRAMFS_IMAGE_BUNDLE', '1', 'kernel-artifact-names', '', d)}
- WKS_FILE ??= "${IMAGE_BASENAME}.${MACHINE}.wks"
- WKS_FILES ?= "${WKS_FILE} ${IMAGE_BASENAME}.wks"
- WKS_SEARCH_PATH ?= "${THISDIR}:${@':'.join('%s/wic' % p for p in '${BBPATH}'.split(':'))}:${@':'.join('%s/scripts/lib/wic/canned-wks' % l for l in '${BBPATH}:${COREBASE}'.split(':'))}"
- WKS_FULL_PATH = "${@wks_search(d.getVar('WKS_FILES').split(), d.getVar('WKS_SEARCH_PATH')) or ''}"
- def wks_search(files, search_path):
- for f in files:
- if os.path.isabs(f):
- if os.path.exists(f):
- return f
- else:
- searched = bb.utils.which(search_path, f)
- if searched:
- return searched
- WIC_CREATE_EXTRA_ARGS ?= ""
- IMAGE_CMD_wic () {
- out="${IMGDEPLOYDIR}/${IMAGE_NAME}"
- build_wic="${WORKDIR}/build-wic"
- wks="${WKS_FULL_PATH}"
- if [ -z "$wks" ]; then
- bbfatal "No kickstart files from WKS_FILES were found: ${WKS_FILES}. Please set WKS_FILE or WKS_FILES appropriately."
- fi
- BUILDDIR="${TOPDIR}" PSEUDO_UNLOAD=1 wic create "$wks" --vars "${STAGING_DIR}/${MACHINE}/imgdata/" -e "${IMAGE_BASENAME}" -o "$build_wic/" ${WIC_CREATE_EXTRA_ARGS}
- mv "$build_wic/$(basename "${wks%.wks}")"*.direct "$out${IMAGE_NAME_SUFFIX}.wic"
- }
- IMAGE_CMD_wic[vardepsexclude] = "WKS_FULL_PATH WKS_FILES TOPDIR"
- do_image_wic[cleandirs] = "${WORKDIR}/build-wic"
- PSEUDO_IGNORE_PATHS .= ",${WORKDIR}/build-wic"
- # Rebuild when the wks file or vars in WICVARS change
- USING_WIC = "${@bb.utils.contains_any('IMAGE_FSTYPES', 'wic ' + ' '.join('wic.%s' % c for c in '${CONVERSIONTYPES}'.split()), '1', '', d)}"
- WKS_FILE_CHECKSUM = "${@'${WKS_FULL_PATH}:%s' % os.path.exists('${WKS_FULL_PATH}') if '${USING_WIC}' else ''}"
- do_image_wic[file-checksums] += "${WKS_FILE_CHECKSUM}"
- do_image_wic[depends] += "${@' '.join('%s-native:do_populate_sysroot' % r for r in ('parted', 'gptfdisk', 'dosfstools', 'mtools'))}"
- # We ensure all artfacts are deployed (e.g virtual/bootloader)
- do_image_wic[recrdeptask] += "do_deploy"
- do_image_wic[deptask] += "do_image_complete"
- WKS_FILE_DEPENDS_DEFAULT = '${@bb.utils.contains_any("BUILD_ARCH", [ 'x86_64', 'i686' ], "syslinux-native", "",d)}'
- WKS_FILE_DEPENDS_DEFAULT += "bmap-tools-native cdrtools-native btrfs-tools-native squashfs-tools-native e2fsprogs-native"
- WKS_FILE_DEPENDS_BOOTLOADERS = ""
- WKS_FILE_DEPENDS_BOOTLOADERS_x86 = "syslinux grub-efi systemd-boot"
- WKS_FILE_DEPENDS_BOOTLOADERS_x86-64 = "syslinux grub-efi systemd-boot"
- WKS_FILE_DEPENDS_BOOTLOADERS_x86-x32 = "syslinux grub-efi"
- WKS_FILE_DEPENDS ??= "${WKS_FILE_DEPENDS_DEFAULT} ${WKS_FILE_DEPENDS_BOOTLOADERS}"
- DEPENDS += "${@ '${WKS_FILE_DEPENDS}' if d.getVar('USING_WIC') else '' }"
- python do_write_wks_template () {
- """Write out expanded template contents to WKS_FULL_PATH."""
- import re
- template_body = d.getVar('_WKS_TEMPLATE')
- # Remove any remnant variable references left behind by the expansion
- # due to undefined variables
- expand_var_regexp = re.compile(r"\${[^{}@\n\t :]+}")
- while True:
- new_body = re.sub(expand_var_regexp, '', template_body)
- if new_body == template_body:
- break
- else:
- template_body = new_body
- wks_file = d.getVar('WKS_FULL_PATH')
- with open(wks_file, 'w') as f:
- f.write(template_body)
- f.close()
- # Copy the finalized wks file to the deploy directory for later use
- depdir = d.getVar('IMGDEPLOYDIR')
- basename = d.getVar('IMAGE_BASENAME')
- bb.utils.copyfile(wks_file, "%s/%s" % (depdir, basename + '-' + os.path.basename(wks_file)))
- }
- do_flush_pseudodb() {
- ${FAKEROOTENV} ${FAKEROOTCMD} -S
- }
- python () {
- if d.getVar('USING_WIC'):
- wks_file_u = d.getVar('WKS_FULL_PATH', False)
- wks_file = d.expand(wks_file_u)
- base, ext = os.path.splitext(wks_file)
- if ext == '.in' and os.path.exists(wks_file):
- wks_out_file = os.path.join(d.getVar('WORKDIR'), os.path.basename(base))
- d.setVar('WKS_FULL_PATH', wks_out_file)
- d.setVar('WKS_TEMPLATE_PATH', wks_file_u)
- d.setVar('WKS_FILE_CHECKSUM', '${WKS_TEMPLATE_PATH}:True')
- # We need to re-parse each time the file changes, and bitbake
- # needs to be told about that explicitly.
- bb.parse.mark_dependency(d, wks_file)
- try:
- with open(wks_file, 'r') as f:
- body = f.read()
- except (IOError, OSError) as exc:
- pass
- else:
- # Previously, I used expandWithRefs to get the dependency list
- # and add it to WICVARS, but there's no point re-parsing the
- # file in process_wks_template as well, so just put it in
- # a variable and let the metadata deal with the deps.
- d.setVar('_WKS_TEMPLATE', body)
- bb.build.addtask('do_write_wks_template', 'do_image_wic', 'do_image', d)
- bb.build.addtask('do_image_wic', 'do_image_complete', None, d)
- }
- #
- # Write environment variables used by wic
- # to tmp/sysroots/<machine>/imgdata/<image>.env
- #
- python do_rootfs_wicenv () {
- wicvars = d.getVar('WICVARS')
- if not wicvars:
- return
- stdir = d.getVar('STAGING_DIR')
- outdir = os.path.join(stdir, d.getVar('MACHINE'), 'imgdata')
- bb.utils.mkdirhier(outdir)
- basename = d.getVar('IMAGE_BASENAME')
- with open(os.path.join(outdir, basename) + '.env', 'w') as envf:
- for var in wicvars.split():
- value = d.getVar(var)
- if value:
- envf.write('%s="%s"\n' % (var, value.strip()))
- envf.close()
- # Copy .env file to deploy directory for later use with stand alone wic
- depdir = d.getVar('IMGDEPLOYDIR')
- bb.utils.copyfile(os.path.join(outdir, basename) + '.env', os.path.join(depdir, basename) + '.env')
- }
- addtask do_flush_pseudodb after do_rootfs before do_image do_image_qa
- addtask do_rootfs_wicenv after do_image before do_image_wic
- do_rootfs_wicenv[vardeps] += "${WICVARS}"
- do_rootfs_wicenv[prefuncs] = 'set_image_size'
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