def process():
# pylint: disable=no-else-return - false positive
# TODO: should we take care about stuff of kernel-rt and kernel in the same
# time when both are present? or just one? currently, handle only one
# of these during the upgrade. kernel-rt has higher prio when original sys
# was realtime
if is_rhel_realtime():
version = _get_kernel_version('kernel-rt')
if version:
api.produce(InstalledTargetKernelVersion(version=version))
return
else:
api.current_logger().warning(
'The kernel-rt rpm from RHEL 8 has not been detected. Switching to non-preemptive kernel.'
)
# TODO: create report with instructions to install kernel-rt manually
# - attach link to article if any
# - this possibly happens just in case the repository with kernel-rt
# # is not enabled during the upgrade.
# standard (non-preemptive) kernel
version = _get_kernel_version('kernel')
if version:
api.produce(InstalledTargetKernelVersion(version=version))
else:
# This is very unexpected situation. At least one kernel has to be
# installed always. Some actors consuming the InstalledTargetKernelVersion
# will crash without the created message. I am keeping kind of original
# behaviour in this case, but at least the let me log the error msg
#
api.current_logger().error('Cannot detect any kernel RPM')
def process():
kernel_name = 'kernel'
if version.is_rhel_realtime():
api.current_logger().info('The Real Time kernel boot detected.')
kernel_name = 'kernel-rt'
pkgs = get_pkgs(kernel_name)
if not pkgs:
# Hypothatical, user is not allowed to install any kernel that is not signed by RH
# In case we would like to be cautious, we could check whether there are no other
# kernels installed as well.
api.current_logger().error(
'Cannot find any installed kernel signed by Red Hat.')
raise StopActorExecutionError(
'Cannot find any installed kernel signed by Red Hat.')
if len(pkgs) > 1 and architecture.matches_architecture(
architecture.ARCH_S390X):
# It's temporary solution, so no need to try automatize everything.
title = 'Multiple kernels installed'
summary = (
'The upgrade process does not handle well the case when multiple kernels'
' are installed on s390x. There is a severe risk of the bootloader configuration'
' getting corrupted during the upgrade.')
remediation = (
'Boot into the most up-to-date kernel and remove all older'
' kernels installed on the machine before running Leapp again.')
reporting.create_report([
reporting.Title(title),
reporting.Summary(summary),
reporting.Severity(reporting.Severity.HIGH),
reporting.Tags([reporting.Tags.KERNEL, reporting.Tags.BOOT]),
reporting.Flags([reporting.Flags.INHIBITOR]),
reporting.Remediation(hint=remediation),
reporting.RelatedResource('package', 'kernel')
])
current_evr = get_current_kernel_evr()
newest_evr = get_newest_evr(pkgs)
api.current_logger().debug('Current kernel EVR: {}'.format(current_evr))
api.current_logger().debug('Newest kernel EVR: {}'.format(newest_evr))
if current_evr != newest_evr:
title = 'Newest installed kernel not in use'
summary = ('To ensure a stable upgrade, the machine needs to be'
' booted into the latest installed kernel.')
remediation = ('Boot into the most up-to-date kernel installed'
' on the machine before running Leapp again.')
reporting.create_report([
reporting.Title(title),
reporting.Summary(summary),
reporting.Severity(reporting.Severity.HIGH),
reporting.Tags([reporting.Tags.KERNEL, reporting.Tags.BOOT]),
reporting.Flags([reporting.Flags.INHIBITOR]),
reporting.Remediation(hint=remediation),
reporting.RelatedResource('package', 'kernel')
])
def test_is_rhel_realtime(monkeypatch, result, kernel, release_id):
monkeypatch.setattr(api, 'current_actor', CurrentActorMocked(src_ver='7.9', kernel=kernel,
release_id=release_id))
assert version.is_rhel_realtime() == result