Warn that v1.28 will deprecate reencrypt/prepare (#7848)

pkg/cli/secretsencrypt/secrets_encrypt.go

@@ -16,6 +16,7 @@ import (
 	"github.com/k3s-io/k3s/pkg/server"
 	"github.com/k3s-io/k3s/pkg/version"
 	"github.com/pkg/errors"
+	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli"
 	"k8s.io/utils/pointer"
 )
@@ -151,6 +152,7 @@ func Prepare(app *cli.Context) error {
 	if err = cmds.InitLogging(); err != nil {
 		return err
 	}
+	logrus.Warnln("This command will be deprecated in v1.28, will be combined with rotate")
 	info, err := commandPrep(app, &cmds.ServerConfig)
 	if err != nil {
 		return err
@@ -196,6 +198,7 @@ func Reencrypt(app *cli.Context) error {
 	if err = cmds.InitLogging(); err != nil {
 		return err
 	}
+	logrus.Warnln("This command will be deprecated in v1.28, will be combined with rotate")
 	info, err := commandPrep(app, &cmds.ServerConfig)
 	if err != nil {
 		return err

pkg/server/secrets-encrypt.go

@@ -208,6 +208,7 @@ func encryptionPrepare(ctx context.Context, server *config.Control, force bool)
 	if err := AppendNewEncryptionKey(&curKeys); err != nil {
 		return err
 	}
+	logrus.Warnln("prepare command will be deprecated in v1.28, will be combined with rotate")
 	logrus.Infoln("Adding secrets-encryption key: ", curKeys[len(curKeys)-1])
 
 	if err := secretsencrypt.WriteEncryptionConfig(server.Runtime, curKeys, true); err != nil {
@@ -275,6 +276,7 @@ func encryptionReencrypt(ctx context.Context, server *config.Control, force bool
 	if _, err = server.Runtime.Core.Core().V1().Node().Update(node); err != nil {
 		return err
 	}
+	logrus.Warnln("reencrypt command will be deprecated in v1.28, will be combined with rotate")
 	logrus.Debugf("encryption hash annotation set successfully on node: %s\n", node.ObjectMeta.Name)
 	return nil
 }