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domcapabilities: Add supports_filesystem_virtiofs()

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Check whether virtiofs is exposed in domcapabilities, We can use it as a
proxy for 'libvirt is new enough to allow bare memory access mode=shared'
as well.

Signed-off-by: Lin Ma <lma@suse.com>
This commit is contained in:
Lin Ma 2021-08-01 20:36:37 +08:00 committed by Cole Robinson
parent a608a8c710
commit 546010ff94
1 changed files with 7 additions and 0 deletions
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7
virtinst/domcapabilities.py
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@ -373,6 +373,13 @@ class DomainCapabilities(XMLBuilder):
types = self.devices.graphics.get_enum("type").get_values()
return bool("spice" in types)
def supports_filesystem_virtiofs(self):
"""
Return True if libvirt advertises support for virtiofs
"""
types = self.devices.filesystem.get_enum("driverType").get_values()
return bool("virtiofs" in types)
XML_NAME = "domainCapabilities"
os = XMLChildProperty(_OS, is_single=True)