import os from lilo import LiloConfigFile import isys import iutil import rpm class EliConfiguration: def setEliImages(self, images): self.eliImages = images def getEliImages(self, fstab): for (mntpoint, device, fsystem, doFormat, size) in \ fstab.mountList(): if mntpoint == '/': self.eliImages[device] = ("linux", 2) self.default = "linux" return (self.eliImages, self.default) def install(self, fstab, instRoot, hdList, upgrade): # If the root partition is on a loopback device, lilo won't work! if fstab.rootOnLoop(): return if not self.eliImages: (images, default) = self.getEliImages(fstab) self.setEliImages(images) # on upgrade read in the eli config file eli = LiloConfigFile () perms = 0644 if os.access (instRoot + '/boot/efi/eli.cfg', os.R_OK): perms = os.stat(instRoot + '/boot/efi/eli.cfg')[0] & 0777 #eli.read (instRoot + '/boot/efi/eli.cfg') os.rename(instRoot + '/boot/efi/eli.cfg', instRoot + '/boot/efi/eli.cfg.rpmsave') # Remove any invalid entries that are in the file; we probably # just removed those kernels. for label in eli.listImages(): (fsType, sl) = eli.getImage(label) if fsType == "other": continue if not os.access(instRoot + sl.getPath(), os.R_OK): eli.delImage(label) bootpart = fstab.getBootDevice() boothd = fstab.getMbrDevice() eli.addEntry("timeout", "50", replace = 0) smpInstalled = (hdList.has_key('kernel-smp') and hdList['kernel-smp'].selected) rootDev = fstab.getRootDevice () if rootDev: # strip off the filesystem; we don't need it rootDev = rootDev[0] else: raise RuntimeError, "Installing lilo, but there is no root device" kernelList = [] otherList = [] main = self.default for (drive, (label, eliType)) in self.eliImages.items (): if (drive == rootDev) and label: main = label elif label: otherList.append (label, "/dev/" + drive) label = main label = main if (smpInstalled): kernelList.append((main, hdList['kernel-smp'], "smp")) label = main + "-up" kernelList.append((label, hdList['kernel'], "")) for (label, kernel, tag) in kernelList: kernelTag = "-%s-%s%s" % (kernel[rpm.RPMTAG_VERSION], kernel[rpm.RPMTAG_RELEASE], tag) kernelFile = "vmlinux" + kernelTag try: (fsType, sl) = eli.getImage(label) eli.delImage(label) except IndexError, msg: sl = LiloConfigFile(imageType = "image", path = kernelFile) sl.addEntry("label", label) sl.addEntry("read-only") sl.addEntry("root", '/dev/' + rootDev) if self.eliAppend: sl.addEntry('append', '"%s"' % (self.eliAppend,)) eli.addImage (sl) eli.write(instRoot + "/boot/efi/eli.cfg", perms = perms) def __init__(self): self.eliImages = {} self.eliAppend = None self.default = None if __name__ == "__main__": config = LiloConfigFile () config.read ('/etc/lilo.conf') print config print "image list", config.listImages() config.delImage ('/boot/vmlinuz-2.2.5-15') print '----------------------------------' config = LiloConfigFile () config.read ('/etc/lilo.conf') print config print '----------------------------------' print config.getImage('/boot/vmlinuz-2.2.5-15')