| # 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 ?= "\ |
| APPEND \ |
| ASSUME_PROVIDED \ |
| BBLAYERS \ |
| DEPLOY_DIR_IMAGE \ |
| FAKEROOTCMD \ |
| HOSTTOOLS_DIR \ |
| IMAGE_BASENAME \ |
| IMAGE_BOOT_FILES \ |
| IMAGE_EFI_BOOT_FILES \ |
| IMAGE_LINK_NAME \ |
| IMAGE_ROOTFS \ |
| IMGDEPLOYDIR \ |
| INITRAMFS_FSTYPES \ |
| INITRAMFS_IMAGE \ |
| INITRAMFS_IMAGE_BUNDLE \ |
| INITRAMFS_LINK_NAME \ |
| INITRD \ |
| INITRD_LIVE \ |
| ISODIR \ |
| KERNEL_IMAGETYPE \ |
| MACHINE \ |
| PSEUDO_IGNORE_PATHS \ |
| RECIPE_SYSROOT_NATIVE \ |
| ROOTFS_SIZE \ |
| STAGING_DATADIR \ |
| STAGING_DIR \ |
| STAGING_DIR_HOST \ |
| STAGING_LIBDIR \ |
| TARGET_SYS \ |
| " |
| |
| 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="${WORKDIR}/build-wic" |
| tmp_wic="${WORKDIR}/tmp-wic" |
| wks="${WKS_FULL_PATH}" |
| if [ -e "$tmp_wic" ]; then |
| # Ensure we don't have any junk leftover from a previously interrupted |
| # do_image_wic execution |
| rm -rf "$tmp_wic" |
| fi |
| if [ -z "$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 "$build_wic/" -w "$tmp_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 = '${@bb.utils.contains_any("BUILD_ARCH", [ 'x86_64', 'i686' ], "syslinux-native", "",d)}' |
| WKS_FILE_DEPENDS_DEFAULT += "bmap-tools-native cdrtools-native btrfs-tools-native squashfs-tools-native e2fsprogs-native erofs-utils-native" |
| WKS_FILE_DEPENDS_BOOTLOADERS = "" |
| WKS_FILE_DEPENDS_BOOTLOADERS:x86 = "syslinux grub-efi systemd-boot os-release" |
| WKS_FILE_DEPENDS_BOOTLOADERS:x86-64 = "syslinux grub-efi systemd-boot os-release" |
| WKS_FILE_DEPENDS_BOOTLOADERS:x86-x32 = "syslinux grub-efi" |
| |
| WKS_FILE_DEPENDS ??= "${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' |