urlfetcher: Drop old SUSE RPM hacking
This is for an old old distro which has seen servicepack-esque updates that invalidate all this hacking. It's basically impossible to test anyways.
This commit is contained in:
Cole Robinson
parent
7c55cfeb39
commit
737d3e60f3
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@ -21,7 +21,6 @@
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import ConfigParser
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import ftplib
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import gzip
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import logging
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import os
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import re
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@ -422,10 +421,11 @@ def distroFromTreeinfo(fetcher, progresscb, uri, arch, vmtype=None,
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return ob
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# An image store is a base class for retrieving either a bootable
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# ISO image, or a kernel+initrd pair for a particular OS distribution
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class Distro:
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class Distro(object):
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"""
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An image store is a base class for retrieving either a bootable
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ISO image, or a kernel+initrd pair for a particular OS distribution
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"""
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name = ""
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# osdict type and variant values
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@ -589,8 +589,10 @@ class Distro:
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class GenericDistro(Distro):
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"""Generic distro store. Check well known paths for kernel locations
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as a last resort if we can't recognize any actual distro"""
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"""
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Generic distro store. Check well known paths for kernel locations
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as a last resort if we can't recognize any actual distro
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"""
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name = "Generic"
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os_type = "linux"
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@ -666,10 +668,11 @@ class GenericDistro(Distro):
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return fetcher.acquireFile(self._valid_iso_path, progresscb)
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# Base image store for any Red Hat related distros which have
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# a common layout
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class RedHatDistro(Distro):
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"""
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Base image store for any Red Hat related distros which have
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a common layout
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"""
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name = "Red Hat"
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os_type = "linux"
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@ -686,7 +689,6 @@ class RedHatDistro(Distro):
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# Fedora distro check
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class FedoraDistro(RedHatDistro):
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name = "Fedora"
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def isValidStore(self, fetcher, progresscb):
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@ -724,11 +726,9 @@ class FedoraDistro(RedHatDistro):
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return ret, int(ret[6:])
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# Red Hat Enterprise Linux distro check
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class RHELDistro(RedHatDistro):
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name = "Red Hat Enterprise Linux"
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def isValidStore(self, fetcher, progresscb):
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@ -807,7 +807,6 @@ class RHELDistro(RedHatDistro):
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# CentOS distro check
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class CentOSDistro(RHELDistro):
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name = "CentOS"
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def isValidStore(self, fetcher, progresscb):
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@ -825,11 +824,9 @@ class CentOSDistro(RHELDistro):
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return True
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return False
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# Scientific Linux distro check
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class SLDistro(RHELDistro):
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name = "Scientific Linux"
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_boot_iso_paths = RHELDistro._boot_iso_paths + ["images/SL/boot.iso"]
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@ -867,7 +864,6 @@ class SLDistro(RHELDistro):
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# Suse image store is harder - we fetch the kernel RPM and a helper
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# RPM and then munge bits together to generate a initrd
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class SuseDistro(Distro):
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name = "SUSE"
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os_type = "linux"
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method_arg = "install"
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@ -903,203 +899,6 @@ class SuseDistro(Distro):
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return True
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return False
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def acquireKernel(self, guest, fetcher, progresscb):
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# If installing a fullvirt guest
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if self.type is None or self.type == "hvm" or \
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fetcher.hasFile("boot/%s/vmlinuz-xen" % self.arch):
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return Distro.acquireKernel(self, guest, fetcher, progresscb)
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# For Opensuse <= 10.2, we need to perform some heinous stuff
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logging.debug("Trying Opensuse 10 PV rpm hacking")
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return self._findXenRPMS(fetcher, progresscb)
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def _findXenRPMS(self, fetcher, progresscb):
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kernelrpm = None
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installinitrdrpm = None
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filelist = None
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try:
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# There is no predictable filename for kernel/install-initrd RPMs
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# so we have to grok the filelist and find them
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filelist = fetcher.acquireFile("ls-lR.gz", progresscb)
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(kernelrpmname, initrdrpmname) = self._extractRPMNames(filelist)
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# Now fetch the two RPMs we want
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kernelrpm = fetcher.acquireFile(kernelrpmname, progresscb)
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installinitrdrpm = fetcher.acquireFile(initrdrpmname, progresscb)
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# Process the RPMs to extract the kernel & generate an initrd
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return self._buildKernelInitrd(fetcher, kernelrpm, installinitrdrpm, progresscb)
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finally:
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if filelist is not None:
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os.unlink(filelist)
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if kernelrpm is not None:
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os.unlink(kernelrpm)
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if installinitrdrpm is not None:
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os.unlink(installinitrdrpm)
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# We need to parse the ls-lR.gz file, looking for the kernel &
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# install-initrd RPM entries - capturing the directory they are
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# in and the version'd filename.
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def _extractRPMNames(self, filelist):
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filelistData = gzip.GzipFile(filelist, mode="r")
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try:
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arches = [self.arch]
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# On i686 arch, we also look under i585 and i386 dirs
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# in case the RPM is built for a lesser arch. We also
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# need the PAE variant (for Fedora dom0 at least)
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if self.arch == "i386":
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arches.append("i586")
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arches.append("i686")
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kernelname = "kernel-xenpae"
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else:
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kernelname = "kernel-xen"
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installinitrdrpm = None
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kernelrpm = None
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dirname = None
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while 1:
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data = filelistData.readline()
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if not data:
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break
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if dirname is None:
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for arch in arches:
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wantdir = "/suse/" + arch
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if data == "." + wantdir + ":\n":
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dirname = wantdir
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break
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else:
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if data == "\n":
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dirname = None
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else:
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if data[:5] != "total":
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filename = re.split("\s+", data)[8]
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if filename[:14] == "install-initrd":
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installinitrdrpm = dirname + "/" + filename
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elif filename[:len(kernelname)] == kernelname:
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kernelrpm = dirname + "/" + filename
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if kernelrpm is None:
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raise Exception(_("Unable to determine kernel RPM path"))
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if installinitrdrpm is None:
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raise Exception(_("Unable to determine install-initrd RPM path"))
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return (kernelrpm, installinitrdrpm)
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finally:
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filelistData.close()
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# We have a kernel RPM and a install-initrd RPM with a generic initrd in it
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# Now we have to merge the two together to build an initrd capable of
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# booting the installer.
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#
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# Yes, this is crazy ass stuff :-)
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def _buildKernelInitrd(self, fetcher, kernelrpm, installinitrdrpm, progresscb):
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progresscb.start(text=_("Building initrd"), size=11)
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progresscb.update(1)
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cpiodir = tempfile.mkdtemp(prefix="virtinstcpio.", dir=self.scratchdir)
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try:
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# Extract the kernel RPM contents
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os.mkdir(cpiodir + "/kernel")
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cmd = "cd " + cpiodir + "/kernel && (rpm2cpio " + kernelrpm + " | cpio --quiet -idm)"
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.update(2)
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# Determine the raw kernel version
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kernelinfo = None
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for f in os.listdir(cpiodir + "/kernel/boot"):
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if f.startswith("System.map-"):
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kernelinfo = re.split("-", f)
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kernel_override = kernelinfo[1] + "-override-" + kernelinfo[3]
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kernel_version = kernelinfo[1] + "-" + kernelinfo[2] + "-" + kernelinfo[3]
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logging.debug("Got kernel version " + str(kernelinfo))
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# Build a list of all .ko files
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modpaths = {}
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for root, ignore, files in os.walk(cpiodir + "/kernel/lib/modules", topdown=False):
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for name in files:
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if name.endswith(".ko"):
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modpaths[name] = os.path.join(root, name)
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progresscb.update(3)
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# Extract the install-initrd RPM contents
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os.mkdir(cpiodir + "/installinitrd")
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cmd = "cd " + cpiodir + "/installinitrd && (rpm2cpio " + installinitrdrpm + " | cpio --quiet -idm)"
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.update(4)
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# Read in list of mods required for initrd
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modnames = []
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fn = open(cpiodir + "/installinitrd/usr/lib/install-initrd/" + kernelinfo[3] + "/module.list", "r")
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try:
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while 1:
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line = fn.readline()
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if not line:
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break
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line = line[:len(line) - 1]
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modnames.append(line)
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finally:
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fn.close()
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progresscb.update(5)
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# Uncompress the basic initrd
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cmd = "gunzip -c " + cpiodir + "/installinitrd/usr/lib/install-initrd/initrd-base.gz > " + cpiodir + "/initrd.img"
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.update(6)
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# Create temp tree to hold stuff we're adding to initrd
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moddir = cpiodir + "/initrd/lib/modules/" + kernel_override + "/initrd/"
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moddepdir = cpiodir + "/initrd/lib/modules/" + kernel_version
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os.makedirs(moddir)
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os.makedirs(moddepdir)
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os.symlink("../" + kernel_override, moddepdir + "/updates")
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os.symlink("lib/modules/" + kernel_override + "/initrd", cpiodir + "/initrd/modules")
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cmd = "cp " + cpiodir + "/installinitrd/usr/lib/install-initrd/" + kernelinfo[3] + "/module.config" + " " + moddir
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.update(7)
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# Copy modules we need into initrd staging dir
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for modname in modnames:
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if modname in modpaths:
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src = modpaths[modname]
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dst = moddir + "/" + modname
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os.system("cp " + src + " " + dst)
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progresscb.update(8)
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# Run depmod across the staging area
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cmd = "depmod -a -b " + cpiodir + "/initrd -F " + cpiodir + "/kernel/boot/System.map-" + kernel_version + " " + kernel_version
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.update(9)
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# Add the extra modules to the basic initrd
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cmd = "cd " + cpiodir + "/initrd && (find . | cpio --quiet -o -H newc -A -F " + cpiodir + "/initrd.img)"
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.update(10)
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# Compress the final initrd
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cmd = "gzip -f9N " + cpiodir + "/initrd.img"
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logging.debug("Running " + cmd)
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os.system(cmd)
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progresscb.end(11)
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# Save initrd & kernel to temp files for booting...
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initrdname = fetcher.saveTemp(open(cpiodir + "/initrd.img.gz", "r"), "initrd.img")
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logging.debug("Saved " + initrdname)
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try:
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kernelname = fetcher.saveTemp(open(cpiodir + "/kernel/boot/vmlinuz-" + kernel_version, "r"), "vmlinuz")
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logging.debug("Saved " + kernelname)
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return (kernelname, initrdname, "install=" + fetcher.location)
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except:
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os.unlink(initrdname)
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finally:
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# pass
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os.system("rm -rf " + cpiodir)
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class DebianDistro(Distro):
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# ex. http://ftp.egr.msu.edu/debian/dists/sarge/main/installer-i386/
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@ -1158,9 +957,8 @@ class DebianDistro(Distro):
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class UbuntuDistro(DebianDistro):
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name = "Ubuntu"
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# regular tree:
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# http://archive.ubuntu.com/ubuntu/dists/natty/main/installer-amd64/
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name = "Ubuntu"
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def isValidStore(self, fetcher, progresscb):
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if fetcher.hasFile("%s/MANIFEST" % self._prefix):
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@ -1186,8 +984,7 @@ class UbuntuDistro(DebianDistro):
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class MandrivaDistro(Distro):
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# Ex. ftp://ftp.uwsg.indiana.edu/linux/mandrake/official/2007.1/x86_64/
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# ftp://ftp.uwsg.indiana.edu/linux/mandrake/official/2007.1/x86_64/
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name = "Mandriva"
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os_type = "linux"
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_boot_iso_paths = ["install/images/boot.iso"]
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@ -1243,7 +1040,6 @@ class ALTLinuxDistro(Distro):
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# Solaris and OpenSolaris distros
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class SunDistro(Distro):
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name = "Solaris"
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os_type = "solaris"
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@ -1389,7 +1185,6 @@ class SolarisDistro(SunDistro):
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class OpenSolarisDistro(SunDistro):
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os_variant = "opensolaris"
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kernelpath = "platform/i86xpv/kernel/unix"
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