We accept TPM version in the domain XML. However, supported
version depends on the host configuration (swtpm_setup binary)
and thus it may be tricky for users (or mgmt applications) chose
a version. Introduce machinery for reporting supported version in
domain capabilities.
Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
---
docs/formatdomaincaps.rst | 6 ++++++
src/conf/domain_capabilities.c | 1 +
src/conf/domain_capabilities.h | 1 +
3 files changed, 8 insertions(+)
diff --git a/docs/formatdomaincaps.rst b/docs/formatdomaincaps.rst
index 384b5eb7ea..a60e610c4c 100644
--- a/docs/formatdomaincaps.rst
+++ b/docs/formatdomaincaps.rst
@@ -513,6 +513,10 @@ TPM device capabilities are exposed under the ``tpm`` element. For instance:
<value>passthrough</value>
<value>emulator</value>
</enum>
+ <enum name='backendVersion'>
+ <value>1.2</value>
+ <value>2.0</value>
+ </enum>
</tpm>
...
</devices>
@@ -522,6 +526,8 @@ TPM device capabilities are exposed under the ``tpm`` element. For instance:
Options for the ``model`` attribute of the <tpm/> element.
``backendModel``
Options for the ``type`` attribute of the <tpm><backend/> element.
+``backendVersion``
+ Options for the ``version`` attribute of the <tpm><backend/> element.
Features
diff --git a/src/conf/domain_capabilities.c b/src/conf/domain_capabilities.c
index 895e8d00e8..33570a51db 100644
--- a/src/conf/domain_capabilities.c
+++ b/src/conf/domain_capabilities.c
@@ -539,6 +539,7 @@ virDomainCapsDeviceTPMFormat(virBuffer *buf,
ENUM_PROCESS(tpm, model, virDomainTPMModelTypeToString);
ENUM_PROCESS(tpm, backendModel, virDomainTPMBackendTypeToString);
+ ENUM_PROCESS(tpm, backendVersion, virDomainTPMVersionTypeToString);
FORMAT_EPILOGUE(tpm);
}
diff --git a/src/conf/domain_capabilities.h b/src/conf/domain_capabilities.h
index f2eed80b15..a526969cda 100644
--- a/src/conf/domain_capabilities.h
+++ b/src/conf/domain_capabilities.h
@@ -127,6 +127,7 @@ struct _virDomainCapsDeviceTPM {
virTristateBool supported;
virDomainCapsEnum model; /* virDomainTPMModel */
virDomainCapsEnum backendModel; /* virDomainTPMBackendType */
+ virDomainCapsEnum backendVersion; /* virDomainTPMVersion */
};
STATIC_ASSERT_ENUM(VIR_DOMAIN_FS_DRIVER_TYPE_LAST);
--
2.35.1
