156 lines
5.0 KiB
Python
156 lines
5.0 KiB
Python
# x86.pseudo.py
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##### constants #####
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ANABOOTDIR = "usr/share/anaconda/boot"
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ISOLINUXDIR = "isolinux"
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IMAGESDIR = "images"
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PXEBOOTDIR = "images/pxeboot"
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ISOLINUX_BIN = "usr/share/syslinux/isolinux.bin"
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SYSLINUX_CFG = "usr/share/anaconda/boot/syslinux.cfg"
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ISOHYBRID = "isohybrid"
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IMPLANTISOMD5 = "implantisomd5"
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##### main() #####
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""" kernellist, installroot, outputroot, product, version, treeinfo, bootiso,
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basearch, uefi_boot_iso
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"""
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# create directories
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makedirs(joinpaths(outputroot, ISOLINUXDIR))
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makedirs(joinpaths(outputroot, PXEBOOTDIR))
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# check for isolinux.bin
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isolinux_bin = joinpaths(installroot, ISOLINUX_BIN)
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if (not exists(isolinux_bin)):
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# XXX fatal?
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raise Exception("isolinux.bin not present")
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# copy isolinux.bin to isolinux dir
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copy(isolinux_bin, joinpaths(outputroot, ISOLINUXDIR))
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# copy syslinux.cfg to isolinux dir (XXX rename to isolinux.cfg)
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isolinux_cfg = copy(joinpaths(installroot, SYSLINUX_CFG),
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joinpaths(outputroot, ISOLINUXDIR, "isolinux.cfg"))
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replace(isolinux_cfg, "@PRODUCT@", product)
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replace(isolinux_cfg, "@VERSION@", version)
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# copy memtest (XXX not from installroot/boot ?
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memtest = glob(joinpaths(installroot, ANABOOTDIR, "memtest*"))
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if memtest:
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copy(memtest[-1], joinpaths(outputroot, ISOLINUXDIR, "memtest"))
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with open(isolinux_cfg, "a") as f:
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f.write("label memtest86\n")
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f.write(" menu label ^Memory test\n")
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f.write(" kernel memtest\n")
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f.write(" append -\n")
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# copy *.msg files
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msgfiles = glob(joinpaths(installroot, ANABOOTDIR, "*.msg"))
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if (not msgfiles):
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raise Exception("message files not present")
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for source_path in msgfiles:
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target_path = copy(source_path, joinpaths(outputroot, ISOLINUXDIR))
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replace(target_path, "@VERSION@", version)
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# copy syslinux vesa splash and vesamenu.c32
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splash = joinpaths(installroot, ANABOOTDIR, "syslinux-vesa-splash.jpg")
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if (not exists(splash)):
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raise Exception("syslinux-vesa-splash.jpg not present")
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splash = copy(splash, joinpaths(outputroot, ISOLINUXDIR, "splash.jpg"))
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copy(joinpaths(installroot, "usr/share/syslinux/vesamenu.c32"),
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joinpaths(outputroot, ISOLINUXDIR))
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# set up isolinux.cfg
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replace(isolinux_cfg, "default linux", "default vesamenu.c32")
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replace(isolinux_cfg, "prompt 1", "#prompt 1")
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# copy grub.conf
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grubconf = copy(joinpaths(installroot, ANABOOTDIR, "grub.conf"),
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joinpaths(outputroot, ISOLINUXDIR))
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replace(grubconf, "@PRODUCT@", product)
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replace(grubconf, "@VERSION@", version)
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# create images
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for kernel in kernellist:
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# set up file names
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suffix = ""
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if (kernel.type == K_PAE):
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suffix = "-PAE"
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elif (kernel.type == K_XEN):
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suffix = "-XEN"
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kernel.fname = "vmlinuz%s" % suffix
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if (not suffix):
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# copy kernel to isolinux dir
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kernel.fpath = copy(kernel.fpath,
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joinpaths(outputroot, ISOLINUXDIR, kernel.fname))
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# create link in pxeboot dir
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os.link(kernel.fpath, joinpaths(outputroot, PXEBOOTDIR, kernel.fname))
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else:
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# copy kernel to pxeboot dir
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kernel.fpath = copy(kernel.fpath,
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joinpaths(outputroot, PXEBOOTDIR, kernel.fname))
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# create and copy initrd to pxeboot dir
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initrd_fname = "initrd%s.img" % suffix
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initrd_fpath = copy(create_initrd(kernel),
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joinpaths(outputroot, PXEBOOTDIR, initrd_fname))
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if (not suffix):
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# create link in isolinux dir
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os.link(initrd_fpath, joinpaths(outputroot, ISOLINUXDIR, initrd_fname))
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# add kernel and initrd to .treeinfo
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with open(treeinfo, "a") as f:
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f.write("[images-%s]\n" % "xen" if suffix else basearch)
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f.write("kernel = %s\n" % joinpaths(PXEBOOTDIR, kernel.fname))
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f.write("initrd = %s\n" % joinpaths(PXEBOOTDIR, initrd_fname))
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if (not suffix):
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# add boot.iso to .treeinfo
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with open(treeinfo, "a") as f:
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f.write("boot.iso = %s\n" % joinpaths(IMAGESDIR, bootiso))
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if (bootiso):
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# define efiargs and efigraft
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efiargs, efigraft = [], []
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if (uefi_boot_iso and
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exists(joinpaths(outputroot, IMAGESDIR, "efiboot.img"))):
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efiargs = ["-eltorito-alt-boot", "-e",
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joinpaths(IMAGESDIR, "efiboot.img"), "-no-emul-boot"]
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efigraft = ["EFI/BOOT=%s/EFI/BOOT" % outputroot]
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# create boot.iso
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bootiso_fpath = joinpaths(outputroot, IMAGESDIR, bootiso)
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# run mkisofs
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rc = exec([MKISOFS, "-v", "-o", bootiso_fpath, "-b",
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"%s/isolinux.bin" % ISOLINUXDIR, "-c",
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"%s/boot.cat" % ISOLINUXDIR, "-no-emul-boot", "-boot-load-size",
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"4", "-boot-info-table"] + EFIARGS + ["-R", "-J", "-V",
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"'%s'" % product, "-T", "-graft-points",
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"isolinux=%s" % joinpaths(outputroot, ISOLINUXDIR),
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"images=%s" % joinpaths(outputroot, IMAGESDIR)] + EFIGRAFT)
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if (exists(ISOHYBRID)):
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# run isohybrid
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rc = exec([ISOHYBRID, bootiso_fpath])
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# run implantisomd5
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rc = exec([IMPLANTISOMD5, bootiso_fpath])
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