def test_is_lpae_available(self, is_arm, mock_open):
"""Test the is_lpae_available function."""
is_arm.return_value = False
assert util.is_lpae_available() is False
is_arm.return_value = True
cpu_info = """
processor : 0
model name : ARMv7 Processor rev 2 (v7l)
BogoMIPS : 50.00
Features : half thumb fastmult vfp edsp thumbee vfpv3 tls idiva idivt vfpd32
CPU implementer : 0x56
CPU architecture: 7
CPU variant : 0x2
CPU part : 0x584
CPU revision : 2
"""
mock_open.return_value = StringIO(dedent(cpu_info))
assert util.is_lpae_available() is False
cpu_info = """
processor : 0
model name : ARMv7 Processor rev 2 (v7l)
BogoMIPS : 50.00
Features : half thumb fastmult vfp edsp thumbee vfpv3 tls idiva idivt vfpd32 lpae
CPU implementer : 0x56
CPU architecture: 7
CPU variant : 0x2
CPU part : 0x584
CPU revision : 2
"""
mock_open.return_value = StringIO(dedent(cpu_info))
assert util.is_lpae_available() is True
def get_kernel_package(dnf_base, exclude_list):
"""Get an installable kernel package.
:param dnf_base: a DNF base
:param exclude_list: a list of excluded packages
:return: a package name or None
"""
if "kernel" in exclude_list:
return None
# Get the kernel packages.
kernels = ["kernel"]
# ARM systems use either the standard Multiplatform or LPAE platform.
if is_lpae_available():
kernels.insert(0, "kernel-lpae")
# Find an installable one.
for kernel_package in kernels:
subject = dnf.subject.Subject(kernel_package)
installable = bool(subject.get_best_query(dnf_base.sack))
if installable:
log.info("kernel: selected %s", kernel_package)
return kernel_package
log.info("kernel: no such package %s", kernel_package)
log.error("kernel: failed to select a kernel from %s", kernels)
return None
def get_kernel_package(dnf_manager, exclude_list):
"""Get an installable kernel package.
:param dnf_manager: a DNF manager
:param exclude_list: a list of excluded packages
:return: a package name or None
"""
if "kernel" in exclude_list:
return None
# Get the kernel packages.
kernels = ["kernel"]
# ARM systems use either the standard Multiplatform or LPAE platform.
if is_lpae_available():
kernels.insert(0, "kernel-lpae")
# Find an installable one.
for kernel_package in kernels:
if kernel_package in exclude_list:
log.info("kernel: excluded %s", kernel_package)
continue
if not dnf_manager.is_package_available(kernel_package):
log.info("kernel: no such package %s", kernel_package)
continue
log.info("kernel: selected %s", kernel_package)
return kernel_package
log.error("kernel: failed to select a kernel from %s", kernels)
return None
