179 lines
6.0 KiB
Python
179 lines
6.0 KiB
Python
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import os
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from bootloaderInfo import *
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import iutil
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class s390BootloaderInfo(bootloaderInfo):
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def getBootloaderConfig(self, instRoot, bl, kernelList,
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chainList, defaultDev):
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# on upgrade read in the lilo config file
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lilo = LiloConfigFile ()
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self.perms = 0600
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confFile = instRoot + self.configfile
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if os.access (confFile, os.R_OK):
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self.perms = os.stat(confFile)[0] & 0777
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lilo.read(confFile)
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os.rename(confFile, confFile + ".rpmsave")
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# Remove any invalid entries that are in the file; we probably
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# just removed those kernels.
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for label in lilo.listImages():
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(fsType, sl, path, other) = lilo.getImage(label)
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if fsType == "other": continue
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if not os.access(instRoot + sl.getPath(), os.R_OK):
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lilo.delImage(label)
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rootDev = self.storage.rootDevice
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if rootDev.name == defaultDev.name:
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lilo.addEntry("default", kernelList[0][0])
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else:
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lilo.addEntry("default", chainList[0][0])
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for (label, longlabel, version) in kernelList:
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kernelTag = "-" + version
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kernelFile = self.kernelLocation + "vmlinuz" + kernelTag
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try:
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lilo.delImage(label)
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except IndexError, msg:
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pass
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sl = LiloConfigFile(imageType = "image", path = kernelFile)
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initrd = self.makeInitrd(kernelTag, instRoot)
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sl.addEntry("label", label)
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if initrd:
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sl.addEntry("initrd", "%s%s" %(self.kernelLocation, initrd))
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sl.addEntry("read-only")
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sl.addEntry("root", rootDev.path)
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sl.addEntry("ipldevice", rootDev.path[:-1])
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if self.args.get():
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sl.addEntry('append', '"%s"' % self.args.get())
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lilo.addImage (sl)
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for (label, longlabel, device) in chainList:
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if ((not label) or (label == "")):
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continue
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try:
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(fsType, sl, path, other) = lilo.getImage(label)
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lilo.delImage(label)
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except IndexError:
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sl = LiloConfigFile(imageType = "other",
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path = "/dev/%s" %(device))
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sl.addEntry("optional")
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sl.addEntry("label", label)
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lilo.addImage (sl)
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# Sanity check #1. There could be aliases in sections which conflict
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# with the new images we just created. If so, erase those aliases
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imageNames = {}
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for label in lilo.listImages():
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imageNames[label] = 1
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for label in lilo.listImages():
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(fsType, sl, path, other) = lilo.getImage(label)
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if sl.testEntry('alias'):
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alias = sl.getEntry('alias')
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if imageNames.has_key(alias):
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sl.delEntry('alias')
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imageNames[alias] = 1
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# Sanity check #2. If single-key is turned on, go through all of
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# the image names (including aliases) (we just built the list) and
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# see if single-key will still work.
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if lilo.testEntry('single-key'):
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singleKeys = {}
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turnOff = 0
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for label in imageNames.keys():
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l = label[0]
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if singleKeys.has_key(l):
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turnOff = 1
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singleKeys[l] = 1
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if turnOff:
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lilo.delEntry('single-key')
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return lilo
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def writeChandevConf(self, bl, instroot): # S/390 only
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cf = "/etc/chandev.conf"
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self.perms = 0644
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if bl.args.chandevget():
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fd = os.open(instroot + "/etc/chandev.conf",
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os.O_WRONLY | os.O_CREAT)
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os.write(fd, "noauto\n")
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for cdev in bl.args.chandevget():
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os.write(fd,'%s\n' % cdev)
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os.close(fd)
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return ""
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def writeZipl(self, instRoot, bl, kernelList, chainList,
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defaultDev, justConfigFile):
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rootDev = self.storage.rootDevice
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cf = '/etc/zipl.conf'
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self.perms = 0600
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if os.access (instRoot + cf, os.R_OK):
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self.perms = os.stat(instRoot + cf)[0] & 0777
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os.rename(instRoot + cf,
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instRoot + cf + '.rpmsave')
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f = open(instRoot + cf, "w+")
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f.write('[defaultboot]\n')
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f.write('default=' + kernelList[0][0] + '\n')
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f.write('target=%s\n' % (self.kernelLocation))
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cfPath = "/boot/"
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for (label, longlabel, version) in kernelList:
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kernelTag = "-" + version
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kernelFile = "%svmlinuz%s" % (cfPath, kernelTag)
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initrd = self.makeInitrd(kernelTag, instRoot)
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f.write('[%s]\n' % (label))
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f.write('\timage=%s\n' % (kernelFile))
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if initrd:
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f.write('\tramdisk=%s%s\n' %(self.kernelLocation, initrd))
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realroot = rootDev.fstabSpec
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f.write('\tparameters="root=%s' %(realroot,))
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if bl.args.get():
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f.write(' %s' % (bl.args.get()))
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f.write('"\n')
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f.close()
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if not justConfigFile:
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rc = iutil.execWithRedirect("/sbin/zipl", [], root = instRoot,
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stdout = "/dev/stdout",
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stderr = "/dev/stderr")
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if rc:
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return rc
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return 0
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def write(self, instRoot, bl, kernelList, chainList,
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defaultDev):
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rc = self.writeZipl(instRoot, bl, kernelList,
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chainList, defaultDev,
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not self.useZiplVal)
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if rc:
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return rc
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return self.writeChandevConf(bl, instRoot)
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def __init__(self, anaconda):
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bootloaderInfo.__init__(self, anaconda)
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self.useZiplVal = 1 # only used on s390
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self.kernelLocation = "/boot/"
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self._configdir = "/etc"
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self._configname = "zipl.conf"
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