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WIP: sgx: add new special resources for TDX QGS and SGX platform registration #2103

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WIP: sgx: add new special resources for TDX QGS and SGX platform registration #2103

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32 changes: 32 additions & 0 deletions cmd/sgx_plugin/sgx_plugin.go
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
dpapi "github.com/intel/intel-device-plugins-for-kubernetes/pkg/deviceplugin"
"k8s.io/klog/v2"
pluginapi "k8s.io/kubelet/pkg/apis/deviceplugin/v1beta1"
cdispec "tags.cncf.io/container-device-interface/specs-go"
)

const (
Expand Down Expand Up @@ -67,6 +68,24 @@
return nil
}

func createEFIMountsCDIDevice(name string) *cdispec.Spec {

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return &cdispec.Spec{
Version: dpapi.CDIVersion,
Kind: dpapi.CDIVendor + "/sgx",
Devices: []cdispec.Device{
{
Name: name,
ContainerEdits: cdispec.ContainerEdits{
Mounts: []*cdispec.Mount{
{HostPath: "efivarfs", ContainerPath: "/sys/firmware/efi/efivars", Type: "efivarfs", Options: []string{"rw", "nosuid", "nodev", "noexec", "relatime"}},
},
},
},
},
}
}

func (dp *devicePlugin) scan() (dpapi.DeviceTree, error) {
devTree := dpapi.NewDeviceTree()

Expand Down Expand Up @@ -96,6 +115,19 @@
devTree.AddDevice(deviceTypeProvision, devID, dpapi.NewDeviceInfoWithTopologyHints(pluginapi.Healthy, nodes, nil, nil, nil, nil, nil))
}

tdQeNodes := []pluginapi.DeviceSpec{
{HostPath: sgxEnclavePath, ContainerPath: sgxEnclavePath, Permissions: "rw"},
{HostPath: sgxProvisionPath, ContainerPath: sgxProvisionPath, Permissions: "rw"},
}

devTree.AddDevice("tdqe", "tdqe-1", dpapi.NewDeviceInfoWithTopologyHints(pluginapi.Healthy, tdQeNodes, nil, nil, nil, nil, nil))

regNodes := []pluginapi.DeviceSpec{
{HostPath: sgxEnclavePath, ContainerPath: sgxEnclavePath, Permissions: "rw"},
}

devTree.AddDevice("registration", "registration-1", dpapi.NewDeviceInfoWithTopologyHints(pluginapi.Healthy, regNodes, nil, nil, nil, nil, createEFIMountsCDIDevice("registration")))

return devTree, nil
}

Expand Down
6 changes: 6 additions & 0 deletions deployments/sgx_plugin/base/intel-sgx-plugin.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,8 @@ spec:
- name: sgx-provision
mountPath: /dev/sgx_provision
readOnly: true
- name: cdipath
mountPath: /var/run/cdi
volumes:
- name: kubeletsockets
hostPath:
Expand All @@ -61,5 +63,9 @@ spec:
hostPath:
path: /dev/sgx_provision
type: CharDevice
- name: cdipath
hostPath:
path: /var/run/cdi
type: DirectoryOrCreate
nodeSelector:
kubernetes.io/arch: amd64
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