attestation: add option for MAA fallback to verify azure's snp-sev id key digest (#1257)

* Convert enforceIDKeyDigest setting to enum

* Use MAA fallback in Azure SNP attestation

* Only create MAA provider if MAA fallback is enabled

---------

Signed-off-by: Daniel Weiße <dw@edgeless.systems>
Co-authored-by: Thomas Tendyck <tt@edgeless.systems>
This commit is contained in:
Daniel Weiße 2023-03-21 12:46:49 +01:00 committed by GitHub
parent 9a9688583d
commit 5a0234b3f2
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66 changed files with 1073 additions and 542 deletions

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@ -27,6 +27,7 @@ import (
"github.com/edgelesssys/constellation/v2/cli/internal/image"
"github.com/edgelesssys/constellation/v2/cli/internal/libvirt"
"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
"github.com/edgelesssys/constellation/v2/internal/attestation/idkeydigest"
"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
"github.com/edgelesssys/constellation/v2/internal/config"
"github.com/edgelesssys/constellation/v2/internal/constants"
@ -206,7 +207,7 @@ func (c *Creator) createAzure(ctx context.Context, cl terraformClient, config *c
ImageID: image,
ConfidentialVM: *config.Provider.Azure.ConfidentialVM,
SecureBoot: *config.Provider.Azure.SecureBoot,
CreateMAA: *config.Provider.Azure.EnforceIDKeyDigest,
CreateMAA: config.Provider.Azure.EnforceIDKeyDigest == idkeydigest.MAAFallback,
Debug: config.IsDebugCluster(),
}