constellation/internal/attestation/measurements/measurements_oss.go

//go:build !enterprise

/*
Copyright (c) Edgeless Systems GmbH

SPDX-License-Identifier: AGPL-3.0-only
*/

package measurements

import (
	"github.com/edgelesssys/constellation/v2/internal/variant"
)

// DefaultsFor provides the default measurements for given cloud provider.
func DefaultsFor(attestationVariant variant.Variant) M {
	switch attestationVariant {
	case variant.AWSNitroTPM{}:
		return M{
			4:                         PlaceHolderMeasurement(),
			8:                         WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			9:                         PlaceHolderMeasurement(),
			11:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			12:                        PlaceHolderMeasurement(),
			13:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			uint32(PCRIndexClusterID): WithAllBytes(0x00, Enforce, PCRMeasurementLength),
		}
	case variant.AzureSEVSNP{}:
		return M{
			4:                         PlaceHolderMeasurement(),
			8:                         WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			9:                         PlaceHolderMeasurement(),
			11:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			12:                        PlaceHolderMeasurement(),
			13:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			uint32(PCRIndexClusterID): WithAllBytes(0x00, Enforce, PCRMeasurementLength),
		}
	case variant.GCPSEVES{}:
		return M{
			4:                         PlaceHolderMeasurement(),
			8:                         WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			9:                         PlaceHolderMeasurement(),
			11:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			12:                        PlaceHolderMeasurement(),
			13:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			uint32(PCRIndexClusterID): WithAllBytes(0x00, Enforce, PCRMeasurementLength),
		}
	case variant.QEMUTDX{}:
		return M{
			0: PlaceHolderMeasurement(),
			1: PlaceHolderMeasurement(),
			2: PlaceHolderMeasurement(),
			3: PlaceHolderMeasurement(),
			4: PlaceHolderMeasurement(),
		}
	case variant.QEMUVTPM{}:
		return M{
			4:                         PlaceHolderMeasurement(),
			8:                         WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			9:                         PlaceHolderMeasurement(),
			11:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			12:                        PlaceHolderMeasurement(),
			13:                        WithAllBytes(0x00, Enforce, PCRMeasurementLength),
			uint32(PCRIndexClusterID): WithAllBytes(0x00, Enforce, PCRMeasurementLength),
		}
	default:
		return nil
	}
}