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osdict: firmware handling tweaks

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* Check it for test:/// URI too
* Move the whole logic into osdict.requires_firmware_efi
* Wrap it all in an exception handler the final API breaks us
* Add some coverage exclusions since this is currently untestable

Signed-off-by: Cole Robinson <crobinso@redhat.com>
This commit is contained in:
Cole Robinson 2022-03-02 10:52:06 -05:00
parent 5d74ca7621
commit 5640e9be5b
2 changed files with 14 additions and 12 deletions
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9
virtinst/guest.py
View File

@ -522,16 +522,13 @@ class Guest(XMLBuilder):
arm+machvirt prefers UEFI since it's required for traditional
install methods
"""
if self.os.is_x86() and self.conn.is_qemu():
if (self.os.is_x86() and
(self.conn.is_qemu() or self.conn.is_test())):
# If OS has dropped support for 'bios', we have no
# choice but to use EFI.
# For other OS still prefer BIOS since it is faster
# and doesn't break QEMU internal snapshots
has_efi = self.osinfo.supports_firmware_efi(self.os.arch)
has_bios = self.osinfo.supports_firmware_bios(self.os.arch)
log.debug("Guest osinfo firmware has_efi=%d has_bios=%d",
has_efi, has_bios)
prefer_efi = has_efi and not has_bios
prefer_efi = self.osinfo.requires_firmware_efi(self.os.arch)
else:
prefer_efi = self.os.is_arm_machvirt() or self.conn.is_bhyve()

17
virtinst/osdict.py
View File

@ -440,14 +440,14 @@ class _OsVariant(object):
return bool(self._device_filter(devids=devids, extra_devs=extra_devs))
def _get_firmware_list(self):
if hasattr(self._os, "get_complete_firmware_list"):
if hasattr(self._os, "get_complete_firmware_list"): # pragma: no cover
return self._os.get_complete_firmware_list().get_elements()
return []
def _supports_firmware_type(self, name, arch, default):
firmwares = self._get_firmware_list()
for firmware in firmwares:
for firmware in firmwares: # pragma: no cover
if firmware.get_architecture() != arch:
continue
if firmware.get_firmware_type() == name:
@ -455,11 +455,16 @@ class _OsVariant(object):
return default
def supports_firmware_efi(self, arch):
return self._supports_firmware_type("efi", arch, False)
def requires_firmware_efi(self, arch):
ret = False
try:
supports_efi = self._supports_firmware_type("efi", arch, False)
supports_bios = self._supports_firmware_type("bios", arch, True)
ret = supports_efi and not supports_bios
except Exception: # pragma: no cover
log.debug("Error checking osinfo firmware support", exc_info=True)
def supports_firmware_bios(self, arch):
return self._supports_firmware_type("bios", arch, True)
return ret
def get_recommended_resources(self):
minimum = self._os.get_minimum_resources()