Daniel Weiße d7a2ddd939
config: add separate option for handling attestation parameters (#1623)
* Add attestation options to config

* Add join-config migration path for clusters with old measurement format

* Always create MAA provider for Azure SNP clusters

* Remove confidential VM option from provider in favor of attestation options

* cli: add config migrate command to handle config migration (#1678)

---------

Signed-off-by: Daniel Weiße <dw@edgeless.systems>
2023-05-03 11:11:53 +02:00

62 lines
2.0 KiB
Go

/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package choose
import (
"fmt"
"github.com/edgelesssys/constellation/v2/internal/atls"
"github.com/edgelesssys/constellation/v2/internal/attestation/aws"
"github.com/edgelesssys/constellation/v2/internal/attestation/azure/snp"
"github.com/edgelesssys/constellation/v2/internal/attestation/azure/trustedlaunch"
"github.com/edgelesssys/constellation/v2/internal/attestation/gcp"
"github.com/edgelesssys/constellation/v2/internal/attestation/qemu"
"github.com/edgelesssys/constellation/v2/internal/attestation/vtpm"
"github.com/edgelesssys/constellation/v2/internal/config"
"github.com/edgelesssys/constellation/v2/internal/variant"
)
// Issuer returns the issuer for the given variant.
func Issuer(attestationVariant variant.Variant, log vtpm.AttestationLogger) (atls.Issuer, error) {
switch attestationVariant {
case variant.AWSNitroTPM{}:
return aws.NewIssuer(log), nil
case variant.AzureTrustedLaunch{}:
return trustedlaunch.NewIssuer(log), nil
case variant.AzureSEVSNP{}:
return snp.NewIssuer(log), nil
case variant.GCPSEVES{}:
return gcp.NewIssuer(log), nil
case variant.QEMUVTPM{}:
return qemu.NewIssuer(log), nil
case variant.Dummy{}:
return atls.NewFakeIssuer(variant.Dummy{}), nil
default:
return nil, fmt.Errorf("unknown attestation variant: %s", attestationVariant)
}
}
// Validator returns the validator for the given variant.
func Validator(cfg config.AttestationCfg, log vtpm.AttestationLogger) (atls.Validator, error) {
switch cfg := cfg.(type) {
case *config.AWSNitroTPM:
return aws.NewValidator(cfg, log), nil
case *config.AzureTrustedLaunch:
return trustedlaunch.NewValidator(cfg, log), nil
case *config.AzureSEVSNP:
return snp.NewValidator(cfg, log), nil
case *config.GCPSEVES:
return gcp.NewValidator(cfg, log), nil
case *config.QEMUVTPM:
return qemu.NewValidator(cfg, log), nil
case *config.DummyCfg:
return atls.NewFakeValidator(variant.Dummy{}), nil
default:
return nil, fmt.Errorf("unknown attestation variant")
}
}