def resolveVersions(packageList):
"""The packageDict is a dict of pkgtuple -> PO
We return a dict of kernel version -> list of kmod POs
where the list contains only one PO for each kmod name"""
pdict = {}
for po in packageList:
kernel = getKernelReqs(po)
if len(kernel) == 0:
print "Bad kmod package '%s' does not require a kernel" % po
continue
elif len(kernel) == 1:
kernel = kernel[0]
else:
print "Bad kmod package: Must require only one kernel"
continue
# Figure out the real name of this kmod
name = []
for r in po.prco["provides"]:
if r[0].endswith('-kmod'):
name.append(r[0])
if len(name) == 0:
# Yum bug
name = fakeName(po)
elif len(name) != 1:
print "Non compliant kmod package: %s" % po
continue
po.kmodName = name[0]
if kernel not in pdict:
pdict[kernel] = [po]
else:
sameName = None
for tempPo in pdict[kernel]:
if po.name == tempPo.name:
sameName = tempPo
break
if sameName and packages.comparePoEVR(sameName, po) < 0:
pdict[kernel].remove(sameName)
pdict[kernel].append(po)
elif sameName is None:
pdict[kernel].append(po)
return pdict
def resolveVersions(packageList):
"""The packageDict is a dict of pkgtuple -> PO
We return a dict of kernel version -> list of kmod POs
where the list contains only one PO for each kmod name"""
pdict = {}
for po in packageList:
kernel = getKernelReqs(po)
if len(kernel) == 0:
print "Bad kmod package '%s' does not require a kernel" % po
continue
elif len(kernel) == 1:
kernel = kernel[0]
else:
print "Bad kmod package: Must require only one kernel"
continue
# Figure out the real name of this kmod
name = []
for r in po.prco["provides"]:
if r[0].endswith('-kmod'):
name.append(r[0])
if len(name) == 0:
# Yum bug
name = fakeName(po)
elif len(name) != 1:
print "Non compliant kmod package: %s" % po
continue
po.kmodName = name[0]
if kernel not in pdict:
pdict[kernel] = [po]
else:
sameName = None
for tempPo in pdict[kernel]:
if po.name == tempPo.name:
sameName = tempPo
break
if sameName and packages.comparePoEVR(sameName, po) < 0:
pdict[kernel].remove(sameName)
pdict[kernel].append(po)
elif sameName is None:
pdict[kernel].append(po)
return pdict
def pinKernels(c, newKernels, installedKernels, modules):
"""If we are using kernel modules, do not upgrade/install a new
kernel until matching modules are available."""
runningKernel = getRunningKernel()
if runningKernel is None:
c.error(2, "Could not parse running kernel version.")
return
iKernels = [getKernelProvides(p)[0] for p in installedKernels]
if runningKernel not in iKernels:
# We have no knowledge of the running kernel -- its not installed
# perhaps this is the anaconda %post environment or somebody
# rpm -e'd the currently running kernel. Choose a reasonable
# kernel to go with. IE, the greatest EVR we see.
topkpo = None
for p in installedKernels:
if topkpo is None or packages.comparePoEVR(topkpo, p) < 0:
topkpo = p
runningKernel = getKernelProvides(topkpo)[0]
c.info(2, "Unknown running kernel. Using %s instead." % \
str(runningKernel))
table = resolveVersions(modules)
if runningKernel not in table:
c.info(2, "Trying to mimic %s which has no kernel modules installed" \
% str(runningKernel))
return
names = [p.kmodName for p in table[runningKernel]]
c.info(2, "kmods in %s: %s" % (str(runningKernel), str(names)))
for kpo in newKernels:
prov = getKernelProvides(kpo)[0]
if prov in table:
kmods = [po.kmodName for po in table[prov]]
else:
kmods = []
if set(kmods) != set(names):
c.info(2, "Removing kernel %s from install set" % str(prov))
# XXX: This wants a pkgtuple which will probably change RSN
c.getTsInfo().remove(kpo.pkgtup)
def pinKernels(c, newKernels, installedKernels, modules):
"""If we are using kernel modules, do not upgrade/install a new
kernel until matching modules are available."""
runningKernel = getRunningKernel()
if runningKernel is None:
c.error(2, "Could not parse running kernel version.")
return
iKernels = [ getKernelProvides(p)[0] for p in installedKernels ]
if runningKernel not in iKernels:
# We have no knowledge of the running kernel -- its not installed
# perhaps this is the anaconda %post environment or somebody
# rpm -e'd the currently running kernel. Choose a reasonable
# kernel to go with. IE, the greatest EVR we see.
topkpo = None
for p in installedKernels:
if topkpo is None or packages.comparePoEVR(topkpo, p) < 0:
topkpo = p
runningKernel = getKernelProvides(topkpo)[0]
c.info(2, "Unknown running kernel. Using %s instead." % \
str(runningKernel))
table = resolveVersions(modules)
if runningKernel not in table:
c.info(2, "Trying to mimic %s which has no kernel modules installed" \
% str(runningKernel))
return
names = [ p.kmodName for p in table[runningKernel] ]
c.info(2, "kmods in %s: %s" % (str(runningKernel), str(names)))
for kpo in newKernels:
prov = getKernelProvides(kpo)[0]
if prov in table:
kmods = [ po.kmodName for po in table[prov] ]
else:
kmods = []
if set(kmods) != set(names):
c.info(2, "Removing kernel %s from install set" % str(prov))
# XXX: This wants a pkgtuple which will probably change RSN
c.getTsInfo().remove(kpo.pkgtup)
