diff options
Diffstat (limited to 'yocto-poky/scripts/lib/wic/plugins/source/isoimage-isohybrid.py')
| -rw-r--r-- | yocto-poky/scripts/lib/wic/plugins/source/isoimage-isohybrid.py | 539 |
1 files changed, 0 insertions, 539 deletions
diff --git a/yocto-poky/scripts/lib/wic/plugins/source/isoimage-isohybrid.py b/yocto-poky/scripts/lib/wic/plugins/source/isoimage-isohybrid.py deleted file mode 100644 index bc9928314..000000000 --- a/yocto-poky/scripts/lib/wic/plugins/source/isoimage-isohybrid.py +++ /dev/null @@ -1,539 +0,0 @@ -# ex:ts=4:sw=4:sts=4:et -# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License version 2 as -# published by the Free Software Foundation. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -# -# DESCRIPTION -# This implements the 'isoimage-isohybrid' source plugin class for 'wic' -# -# AUTHORS -# Mihaly Varga <mihaly.varga (at] ni.com> - -import os -import re -import shutil -import glob - -from wic import msger -from wic.pluginbase import SourcePlugin -from wic.utils.oe.misc import exec_cmd, exec_native_cmd, get_bitbake_var - -class IsoImagePlugin(SourcePlugin): - """ - Create a bootable ISO image - - This plugin creates a hybrid, legacy and EFI bootable ISO image. The - generated image can be used on optical media as well as USB media. - - Legacy boot uses syslinux and EFI boot uses grub or gummiboot (not - implemented yet) as bootloader. The plugin creates the directories required - by bootloaders and populates them by creating and configuring the - bootloader files. - - Example kickstart file: - part /boot --source isoimage-isohybrid --sourceparams="loader=grub-efi, \\ - image_name= IsoImage" --ondisk cd --label LIVECD --fstype=ext2 - bootloader --timeout=10 --append=" " - - In --sourceparams "loader" specifies the bootloader used for booting in EFI - mode, while "image_name" specifies the name of the generated image. In the - example above, wic creates an ISO image named IsoImage-cd.direct (default - extension added by direct imeger plugin) and a file named IsoImage-cd.iso - """ - - name = 'isoimage-isohybrid' - - @classmethod - def do_configure_syslinux(cls, creator, cr_workdir): - """ - Create loader-specific (syslinux) config - """ - splash = os.path.join(cr_workdir, "/ISO/boot/splash.jpg") - if os.path.exists(splash): - splashline = "menu background splash.jpg" - else: - splashline = "" - - bootloader = creator.ks.bootloader - - syslinux_conf = "" - syslinux_conf += "PROMPT 0\n" - syslinux_conf += "TIMEOUT %s \n" % (bootloader.timeout or 10) - syslinux_conf += "\n" - syslinux_conf += "ALLOWOPTIONS 1\n" - syslinux_conf += "SERIAL 0 115200\n" - syslinux_conf += "\n" - if splashline: - syslinux_conf += "%s\n" % splashline - syslinux_conf += "DEFAULT boot\n" - syslinux_conf += "LABEL boot\n" - - kernel = "/bzImage" - syslinux_conf += "KERNEL " + kernel + "\n" - syslinux_conf += "APPEND initrd=/initrd LABEL=boot %s\n" \ - % bootloader.append - - msger.debug("Writing syslinux config %s/ISO/isolinux/isolinux.cfg" \ - % cr_workdir) - with open("%s/ISO/isolinux/isolinux.cfg" % cr_workdir, "w") as cfg: - cfg.write(syslinux_conf) - - @classmethod - def do_configure_grubefi(cls, part, creator, cr_workdir): - """ - Create loader-specific (grub-efi) config - """ - splash = os.path.join(cr_workdir, "/EFI/boot/splash.jpg") - if os.path.exists(splash): - splashline = "menu background splash.jpg" - else: - splashline = "" - - bootloader = creator.ks.bootloader - - grubefi_conf = "" - grubefi_conf += "serial --unit=0 --speed=115200 --word=8 " - grubefi_conf += "--parity=no --stop=1\n" - grubefi_conf += "default=boot\n" - grubefi_conf += "timeout=%s\n" % (bootloader.timeout or 10) - grubefi_conf += "\n" - grubefi_conf += "search --set=root --label %s " % part.label - grubefi_conf += "\n" - grubefi_conf += "menuentry 'boot'{\n" - - kernel = "/bzImage" - - grubefi_conf += "linux %s rootwait %s\n" \ - % (kernel, bootloader.append) - grubefi_conf += "initrd /initrd \n" - grubefi_conf += "}\n" - - if splashline: - grubefi_conf += "%s\n" % splashline - - msger.debug("Writing grubefi config %s/EFI/BOOT/grub.cfg" \ - % cr_workdir) - with open("%s/EFI/BOOT/grub.cfg" % cr_workdir, "w") as cfg: - cfg.write(grubefi_conf) - - @staticmethod - def _build_initramfs_path(rootfs_dir, cr_workdir): - """ - Create path for initramfs image - """ - - initrd = get_bitbake_var("INITRD") - if not initrd: - initrd_dir = get_bitbake_var("DEPLOY_DIR_IMAGE") - if not initrd_dir: - msger.error("Couldn't find DEPLOY_DIR_IMAGE, exiting.\n") - - image_name = get_bitbake_var("IMAGE_BASENAME") - if not image_name: - msger.error("Couldn't find IMAGE_BASENAME, exiting.\n") - - image_type = get_bitbake_var("INITRAMFS_FSTYPES") - if not image_type: - msger.error("Couldn't find INITRAMFS_FSTYPES, exiting.\n") - - machine_arch = get_bitbake_var("MACHINE_ARCH") - if not machine_arch: - msger.error("Couldn't find MACHINE_ARCH, exiting.\n") - - initrd = glob.glob('%s/%s*%s.%s' % (initrd_dir, image_name, machine_arch, image_type))[0] - - if not os.path.exists(initrd): - # Create initrd from rootfs directory - initrd = "%s/initrd.cpio.gz" % cr_workdir - initrd_dir = "%s/INITRD" % cr_workdir - shutil.copytree("%s" % rootfs_dir, \ - "%s" % initrd_dir, symlinks=True) - - if os.path.isfile("%s/init" % rootfs_dir): - shutil.copy2("%s/init" % rootfs_dir, "%s/init" % initrd_dir) - elif os.path.lexists("%s/init" % rootfs_dir): - os.symlink(os.readlink("%s/init" % rootfs_dir), \ - "%s/init" % initrd_dir) - elif os.path.isfile("%s/sbin/init" % rootfs_dir): - shutil.copy2("%s/sbin/init" % rootfs_dir, \ - "%s" % initrd_dir) - elif os.path.lexists("%s/sbin/init" % rootfs_dir): - os.symlink(os.readlink("%s/sbin/init" % rootfs_dir), \ - "%s/init" % initrd_dir) - else: - msger.error("Couldn't find or build initrd, exiting.\n") - - exec_cmd("cd %s && find . | cpio -o -H newc -R +0:+0 >./initrd.cpio " \ - % initrd_dir, as_shell=True) - exec_cmd("gzip -f -9 -c %s/initrd.cpio > %s" \ - % (cr_workdir, initrd), as_shell=True) - shutil.rmtree(initrd_dir) - - return initrd - - @classmethod - def do_stage_partition(cls, part, source_params, creator, cr_workdir, - oe_builddir, bootimg_dir, kernel_dir, - native_sysroot): - """ - Special content staging called before do_prepare_partition(). - It cheks if all necessary tools are available, if not - tries to instal them. - """ - # Make sure parted is available in native sysroot - if not os.path.isfile("%s/usr/sbin/parted" % native_sysroot): - msger.info("Building parted-native...\n") - exec_cmd("bitbake parted-native") - - # Make sure mkfs.ext2/3/4 is available in native sysroot - if not os.path.isfile("%s/sbin/mkfs.ext2" % native_sysroot): - msger.info("Building e2fsprogs-native...\n") - exec_cmd("bitbake e2fsprogs-native") - - # Make sure syslinux is available in sysroot and in native sysroot - syslinux_dir = get_bitbake_var("STAGING_DATADIR") - if not syslinux_dir: - msger.error("Couldn't find STAGING_DATADIR, exiting.\n") - if not os.path.exists("%s/syslinux" % syslinux_dir): - msger.info("Building syslinux...\n") - exec_cmd("bitbake syslinux") - if not os.path.exists("%s/syslinux" % syslinux_dir): - msger.error("Please build syslinux first\n") - - # Make sure syslinux is available in native sysroot - if not os.path.exists("%s/usr/bin/syslinux" % native_sysroot): - msger.info("Building syslinux-native...\n") - exec_cmd("bitbake syslinux-native") - - #Make sure mkisofs is available in native sysroot - if not os.path.isfile("%s/usr/bin/mkisofs" % native_sysroot): - msger.info("Building cdrtools-native...\n") - exec_cmd("bitbake cdrtools-native") - - # Make sure mkfs.vfat is available in native sysroot - if not os.path.isfile("%s/sbin/mkfs.vfat" % native_sysroot): - msger.info("Building dosfstools-native...\n") - exec_cmd("bitbake dosfstools-native") - - # Make sure mtools is available in native sysroot - if not os.path.isfile("%s/usr/bin/mcopy" % native_sysroot): - msger.info("Building mtools-native...\n") - exec_cmd("bitbake mtools-native") - - @classmethod - def do_configure_partition(cls, part, source_params, creator, cr_workdir, - oe_builddir, bootimg_dir, kernel_dir, - native_sysroot): - """ - Called before do_prepare_partition(), creates loader-specific config - """ - isodir = "%s/ISO/" % cr_workdir - - if os.path.exists(cr_workdir): - shutil.rmtree(cr_workdir) - - install_cmd = "install -d %s " % isodir - exec_cmd(install_cmd) - - # Overwrite the name of the created image - msger.debug("%s" % source_params) - if 'image_name' in source_params and \ - source_params['image_name'].strip(): - creator.name = source_params['image_name'].strip() - msger.debug("The name of the image is: %s" % creator.name) - - @classmethod - def do_prepare_partition(cls, part, source_params, creator, cr_workdir, - oe_builddir, bootimg_dir, kernel_dir, - rootfs_dir, native_sysroot): - """ - Called to do the actual content population for a partition i.e. it - 'prepares' the partition to be incorporated into the image. - In this case, prepare content for a bootable ISO image. - """ - - isodir = "%s/ISO" % cr_workdir - - if part.rootfs_dir is None: - if not 'ROOTFS_DIR' in rootfs_dir: - msger.error("Couldn't find --rootfs-dir, exiting.\n") - rootfs_dir = rootfs_dir['ROOTFS_DIR'] - else: - if part.rootfs_dir in rootfs_dir: - rootfs_dir = rootfs_dir[part.rootfs_dir] - elif part.rootfs_dir: - rootfs_dir = part.rootfs_dir - else: - msg = "Couldn't find --rootfs-dir=%s connection " - msg += "or it is not a valid path, exiting.\n" - msger.error(msg % part.rootfs_dir) - - if not os.path.isdir(rootfs_dir): - rootfs_dir = get_bitbake_var("IMAGE_ROOTFS") - if not os.path.isdir(rootfs_dir): - msger.error("Couldn't find IMAGE_ROOTFS, exiting.\n") - - part.rootfs_dir = rootfs_dir - - # Prepare rootfs.img - hdd_dir = get_bitbake_var("HDDDIR") - img_iso_dir = get_bitbake_var("ISODIR") - - rootfs_img = "%s/rootfs.img" % hdd_dir - if not os.path.isfile(rootfs_img): - rootfs_img = "%s/rootfs.img" % img_iso_dir - if not os.path.isfile(rootfs_img): - # check if rootfs.img is in deploydir - deploy_dir = get_bitbake_var("DEPLOY_DIR_IMAGE") - image_name = get_bitbake_var("IMAGE_LINK_NAME") - rootfs_img = "%s/%s.%s" \ - % (deploy_dir, image_name, part.fstype) - - if not os.path.isfile(rootfs_img): - # create image file with type specified by --fstype - # which contains rootfs - du_cmd = "du -bks %s" % rootfs_dir - out = exec_cmd(du_cmd) - part.size = int(out.split()[0]) - part.extra_space = 0 - part.overhead_factor = 1.2 - part.prepare_rootfs(cr_workdir, oe_builddir, rootfs_dir, \ - native_sysroot) - rootfs_img = part.source_file - - install_cmd = "install -m 0644 %s %s/rootfs.img" \ - % (rootfs_img, isodir) - exec_cmd(install_cmd) - - # Remove the temporary file created by part.prepare_rootfs() - if os.path.isfile(part.source_file): - os.remove(part.source_file) - - # Prepare initial ramdisk - initrd = "%s/initrd" % hdd_dir - if not os.path.isfile(initrd): - initrd = "%s/initrd" % img_iso_dir - if not os.path.isfile(initrd): - initrd = cls._build_initramfs_path(rootfs_dir, cr_workdir) - - install_cmd = "install -m 0644 %s %s/initrd" \ - % (initrd, isodir) - exec_cmd(install_cmd) - - # Remove the temporary file created by _build_initramfs_path function - if os.path.isfile("%s/initrd.cpio.gz" % cr_workdir): - os.remove("%s/initrd.cpio.gz" % cr_workdir) - - # Install bzImage - install_cmd = "install -m 0644 %s/bzImage %s/bzImage" % \ - (kernel_dir, isodir) - exec_cmd(install_cmd) - - #Create bootloader for efi boot - try: - if source_params['loader'] == 'grub-efi': - # Builds grub.cfg if ISODIR didn't exist or - # didn't contains grub.cfg - bootimg_dir = img_iso_dir - if not os.path.exists("%s/EFI/BOOT" % bootimg_dir): - bootimg_dir = "%s/bootimg" % cr_workdir - if os.path.exists(bootimg_dir): - shutil.rmtree(bootimg_dir) - install_cmd = "install -d %s/EFI/BOOT" % bootimg_dir - exec_cmd(install_cmd) - - if not os.path.isfile("%s/EFI/BOOT/boot.cfg" % bootimg_dir): - cls.do_configure_grubefi(part, creator, bootimg_dir) - - # Builds bootx64.efi/bootia32.efi if ISODIR didn't exist or - # didn't contains it - target_arch = get_bitbake_var("TARGET_SYS") - if not target_arch: - msger.error("Coludn't find target architecture\n") - - if re.match("x86_64", target_arch): - grub_target = 'x86_64-efi' - grub_image = "bootx64.efi" - elif re.match('i.86', target_arch): - grub_target = 'i386-efi' - grub_image = "bootia32.efi" - else: - msger.error("grub-efi is incompatible with target %s\n" \ - % target_arch) - - if not os.path.isfile("%s/EFI/BOOT/%s" \ - % (bootimg_dir, grub_image)): - grub_path = get_bitbake_var("STAGING_LIBDIR") - if not grub_path: - msger.error("Couldn't find STAGING_LIBDIR, exiting.\n") - - grub_core = "%s/grub/%s" % (grub_path, grub_target) - if not os.path.exists(grub_core): - msger.info("Building grub-efi...\n") - exec_cmd("bitbake grub-efi") - if not os.path.exists(grub_core): - msger.error("Please build grub-efi first\n") - - grub_cmd = "grub-mkimage -p '/EFI/BOOT' " - grub_cmd += "-d %s " % grub_core - grub_cmd += "-O %s -o %s/EFI/BOOT/%s " \ - % (grub_target, bootimg_dir, grub_image) - grub_cmd += "part_gpt part_msdos ntfs ntfscomp fat ext2 " - grub_cmd += "normal chain boot configfile linux multiboot " - grub_cmd += "search efi_gop efi_uga font gfxterm gfxmenu " - grub_cmd += "terminal minicmd test iorw loadenv echo help " - grub_cmd += "reboot serial terminfo iso9660 loopback tar " - grub_cmd += "memdisk ls search_fs_uuid udf btrfs xfs lvm " - grub_cmd += "reiserfs ata " - exec_native_cmd(grub_cmd, native_sysroot) - - else: - # TODO: insert gummiboot stuff - msger.error("unrecognized bootimg-efi loader: %s" \ - % source_params['loader']) - except KeyError: - msger.error("bootimg-efi requires a loader, none specified") - - if os.path.exists("%s/EFI/BOOT" % isodir): - shutil.rmtree("%s/EFI/BOOT" % isodir) - - shutil.copytree(bootimg_dir+"/EFI/BOOT", isodir+"/EFI/BOOT") - - # If exists, remove cr_workdir/bootimg temporary folder - if os.path.exists("%s/bootimg" % cr_workdir): - shutil.rmtree("%s/bootimg" % cr_workdir) - - # Create efi.img that contains bootloader files for EFI booting - # if ISODIR didn't exist or didn't contains it - if os.path.isfile("%s/efi.img" % img_iso_dir): - install_cmd = "install -m 0644 %s/efi.img %s/efi.img" % \ - (img_iso_dir, isodir) - exec_cmd(install_cmd) - else: - du_cmd = "du -bks %s/EFI" % isodir - out = exec_cmd(du_cmd) - blocks = int(out.split()[0]) - # Add some extra space for file system overhead - blocks += 100 - msg = "Added 100 extra blocks to %s to get to %d total blocks" \ - % (part.mountpoint, blocks) - msger.debug(msg) - - # Ensure total sectors is an integral number of sectors per - # track or mcopy will complain. Sectors are 512 bytes, and we - # generate images with 32 sectors per track. This calculation is - # done in blocks, thus the mod by 16 instead of 32. - blocks += (16 - (blocks % 16)) - - # dosfs image for EFI boot - bootimg = "%s/efi.img" % isodir - - dosfs_cmd = 'mkfs.vfat -n "EFIimg" -S 512 -C %s %d' \ - % (bootimg, blocks) - exec_native_cmd(dosfs_cmd, native_sysroot) - - mmd_cmd = "mmd -i %s ::/EFI" % bootimg - exec_native_cmd(mmd_cmd, native_sysroot) - - mcopy_cmd = "mcopy -i %s -s %s/EFI/* ::/EFI/" \ - % (bootimg, isodir) - exec_native_cmd(mcopy_cmd, native_sysroot) - - chmod_cmd = "chmod 644 %s" % bootimg - exec_cmd(chmod_cmd) - - # Prepare files for legacy boot - syslinux_dir = get_bitbake_var("STAGING_DATADIR") - if not syslinux_dir: - msger.error("Couldn't find STAGING_DATADIR, exiting.\n") - - if os.path.exists("%s/isolinux" % isodir): - shutil.rmtree("%s/isolinux" % isodir) - - install_cmd = "install -d %s/isolinux" % isodir - exec_cmd(install_cmd) - - cls.do_configure_syslinux(creator, cr_workdir) - - install_cmd = "install -m 444 %s/syslinux/ldlinux.sys " % syslinux_dir - install_cmd += "%s/isolinux/ldlinux.sys" % isodir - exec_cmd(install_cmd) - - install_cmd = "install -m 444 %s/syslinux/isohdpfx.bin " % syslinux_dir - install_cmd += "%s/isolinux/isohdpfx.bin" % isodir - exec_cmd(install_cmd) - - install_cmd = "install -m 644 %s/syslinux/isolinux.bin " % syslinux_dir - install_cmd += "%s/isolinux/isolinux.bin" % isodir - exec_cmd(install_cmd) - - install_cmd = "install -m 644 %s/syslinux/ldlinux.c32 " % syslinux_dir - install_cmd += "%s/isolinux/ldlinux.c32" % isodir - exec_cmd(install_cmd) - - #create ISO image - iso_img = "%s/tempiso_img.iso" % cr_workdir - iso_bootimg = "isolinux/isolinux.bin" - iso_bootcat = "isolinux/boot.cat" - efi_img = "efi.img" - - mkisofs_cmd = "mkisofs -V %s " % part.label - mkisofs_cmd += "-o %s -U " % iso_img - mkisofs_cmd += "-J -joliet-long -r -iso-level 2 -b %s " % iso_bootimg - mkisofs_cmd += "-c %s -no-emul-boot -boot-load-size 4 " % iso_bootcat - mkisofs_cmd += "-boot-info-table -eltorito-alt-boot " - mkisofs_cmd += "-eltorito-platform 0xEF -eltorito-boot %s " % efi_img - mkisofs_cmd += "-no-emul-boot %s " % isodir - - msger.debug("running command: %s" % mkisofs_cmd) - exec_native_cmd(mkisofs_cmd, native_sysroot) - - shutil.rmtree(isodir) - - du_cmd = "du -Lbks %s" % iso_img - out = exec_cmd(du_cmd) - isoimg_size = int(out.split()[0]) - - part.size = isoimg_size - part.source_file = iso_img - - @classmethod - def do_install_disk(cls, disk, disk_name, creator, workdir, oe_builddir, - bootimg_dir, kernel_dir, native_sysroot): - """ - Called after all partitions have been prepared and assembled into a - disk image. In this case, we insert/modify the MBR using isohybrid - utility for booting via BIOS from disk storage devices. - """ - - full_path = creator._full_path(workdir, disk_name, "direct") - iso_img = "%s.p1" % full_path - full_path_iso = creator._full_path(workdir, disk_name, "iso") - - isohybrid_cmd = "isohybrid -u %s" % iso_img - msger.debug("running command: %s" % \ - isohybrid_cmd) - exec_native_cmd(isohybrid_cmd, native_sysroot) - - # Replace the image created by direct plugin with the one created by - # mkisofs command. This is necessary because the iso image created by - # mkisofs has a very specific MBR is system area of the ISO image, and - # direct plugin adds and configures an another MBR. - msger.debug("Replaceing the image created by direct plugin\n") - os.remove(full_path) - shutil.copy2(iso_img, full_path_iso) - shutil.copy2(full_path_iso, full_path) - - # Remove temporary ISO file - os.remove(iso_img) |
