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cli: update join-config manually during upgrade (#2229)

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Co-authored-by: Daniel Weiße <66256922+daniel-weisse@users.noreply.github.com>
This commit is contained in:
Adrian Stobbe 2023-08-15 13:58:04 +02:00 committed by GitHub
parent 5c1bca5928
commit 0332a3645f
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2 changed files with 28 additions and 0 deletions
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4
cli/internal/cmd/upgradeapply.go
View File

@ -360,6 +360,9 @@ func (u *upgradeApplyCmd) confirmIfUpgradeAttestConfigHasDiff(cmd *cobra.Command
if err := u.upgrader.BackupConfigMap(cmd.Context(), constants.JoinConfigMap); err != nil {
return fmt.Errorf("backing up join-config: %w", err)
}
if err := u.upgrader.UpdateAttestationConfig(cmd.Context(), newConfig); err != nil {
return fmt.Errorf("updating attestation config: %w", err)
}
return nil
}
@ -472,6 +475,7 @@ type cloudUpgrader interface {
UpgradeHelmServices(ctx context.Context, config *config.Config, idFile clusterid.File, timeout time.Duration, allowDestructive bool, force bool, conformance bool, helmWaitMode helm.WaitMode, masterSecret uri.MasterSecret, serviceAccURI string, validK8sVersion versions.ValidK8sVersion, tfOutput terraform.ApplyOutput) error
ExtendClusterConfigCertSANs(ctx context.Context, alternativeNames []string) error
GetClusterAttestationConfig(ctx context.Context, variant variant.Variant) (config.AttestationCfg, error)
UpdateAttestationConfig(ctx context.Context, newAttestConfig config.AttestationCfg) error
GetMeasurementSalt(ctx context.Context) ([]byte, error)
PlanTerraformMigrations(ctx context.Context, opts upgrade.TerraformUpgradeOptions) (bool, error)
ApplyTerraformMigrations(ctx context.Context, opts upgrade.TerraformUpgradeOptions) (terraform.ApplyOutput, error)

24
cli/internal/kubernetes/upgrade.go
View File

@ -8,6 +8,7 @@ package kubernetes
import (
"context"
"encoding/json"
"errors"
"fmt"
"io"
@ -347,6 +348,29 @@ func (u *Upgrader) BackupConfigMap(ctx context.Context, name string) error {
return nil
}
// UpdateAttestationConfig fetches the cluster's attestation config, compares them to a new config,
// and updates the cluster's config if it is different from the new one.
func (u *Upgrader) UpdateAttestationConfig(ctx context.Context, newAttestConfig config.AttestationCfg) error {
// backup of previous measurements
joinConfig, err := u.stableInterface.GetConfigMap(ctx, constants.JoinConfigMap)
if err != nil {
return fmt.Errorf("getting join-config configmap: %w", err)
}
newConfigJSON, err := json.Marshal(newAttestConfig)
if err != nil {
return fmt.Errorf("marshaling attestation config: %w", err)
}
joinConfig.Data[constants.AttestationConfigFilename] = string(newConfigJSON)
u.log.Debugf("Triggering attestation config update now")
if _, err = u.stableInterface.UpdateConfigMap(ctx, joinConfig); err != nil {
return fmt.Errorf("setting new attestation config: %w", err)
}
fmt.Fprintln(u.outWriter, "Successfully updated the cluster's attestation config")
return nil
}
// ExtendClusterConfigCertSANs extends the ClusterConfig stored under "kube-system/kubeadm-config" with the given SANs.
// Existing SANs are preserved.
func (u *Upgrader) ExtendClusterConfigCertSANs(ctx context.Context, alternativeNames []string) error {