cli: refactor flag parsing code (#2425)

Signed-off-by: Daniel Weiße <dw@edgeless.systems>

cli/internal/cmd/BUILD.bazel

@@ -13,7 +13,11 @@ go_library(
         "configkubernetesversions.go",
         "configmigrate.go",
         "create.go",
+        "iam.go",
         "iamcreate.go",
+        "iamcreateaws.go",
+        "iamcreateazure.go",
+        "iamcreategcp.go",
         "iamdestroy.go",
         "iamupgradeapply.go",
         "init.go",
@@ -87,6 +91,7 @@ go_library(
         "@com_github_siderolabs_talos_pkg_machinery//config/encoder",
         "@com_github_spf13_afero//:afero",
         "@com_github_spf13_cobra//:cobra",
+        "@com_github_spf13_pflag//:pflag",
         "@in_gopkg_yaml_v3//:yaml_v3",
         "@io_k8s_apiextensions_apiserver//pkg/apis/apiextensions/v1:apiextensions",
         "@io_k8s_apimachinery//pkg/runtime",

cli/internal/cmd/cmd.go

@@ -20,3 +20,58 @@ Common filepaths are defined as constants in the global "/internal/constants" pa
 To generate workspace correct filepaths for printing, use the functions from the "workspace" package.
 */
 package cmd
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
+	"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
+	"github.com/spf13/pflag"
+)
+
+// rootFlags are flags defined on the root command.
+// They are available to all subcommands.
+type rootFlags struct {
+	pathPrefixer pathprefix.PathPrefixer
+	tfLogLevel   terraform.LogLevel
+	debug        bool
+	force        bool
+}
+
+// parse flags into the rootFlags struct.
+func (f *rootFlags) parse(flags *pflag.FlagSet) error {
+	var errs error
+
+	workspace, err := flags.GetString("workspace")
+	if err != nil {
+		errs = errors.Join(err, fmt.Errorf("getting 'workspace' flag: %w", err))
+	}
+	f.pathPrefixer = pathprefix.New(workspace)
+
+	tfLogString, err := flags.GetString("tf-log")
+	if err != nil {
+		errs = errors.Join(err, fmt.Errorf("getting 'tf-log' flag: %w", err))
+	}
+	f.tfLogLevel, err = terraform.ParseLogLevel(tfLogString)
+	if err != nil {
+		errs = errors.Join(err, fmt.Errorf("parsing 'tf-log' flag: %w", err))
+	}
+
+	f.debug, err = flags.GetBool("debug")
+	if err != nil {
+		errs = errors.Join(err, fmt.Errorf("getting 'debug' flag: %w", err))
+	}
+
+	f.force, err = flags.GetBool("force")
+	if err != nil {
+		errs = errors.Join(err, fmt.Errorf("getting 'force' flag: %w", err))
+	}
+	return errs
+}
+
+func must(err error) {
+	if err != nil {
+		panic(err)
+	}
+}

cli/internal/cmd/configfetchmeasurements.go

@@ -14,7 +14,6 @@ import (
 	"net/url"
 	"time"
 
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/cli/internal/featureset"
 	"github.com/edgelesssys/constellation/v2/internal/api/attestationconfigapi"
 	"github.com/edgelesssys/constellation/v2/internal/api/versionsapi"
@@ -26,6 +25,7 @@ import (
 	"github.com/edgelesssys/constellation/v2/internal/sigstore/keyselect"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 )
 
 func newConfigFetchMeasurementsCmd() *cobra.Command {
@@ -46,14 +46,35 @@ func newConfigFetchMeasurementsCmd() *cobra.Command {
 }
 
 type fetchMeasurementsFlags struct {
+	rootFlags
 	measurementsURL *url.URL
 	signatureURL    *url.URL
 	insecure        bool
-	force           bool
-	pf              pathprefix.PathPrefixer
+}
+
+func (f *fetchMeasurementsFlags) parse(flags *pflag.FlagSet) error {
+	var err error
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	f.measurementsURL, err = parseURLFlag(flags, "url")
+	if err != nil {
+		return err
+	}
+	f.signatureURL, err = parseURLFlag(flags, "signature-url")
+	if err != nil {
+		return err
+	}
+	f.insecure, err = flags.GetBool("insecure")
+	if err != nil {
+		return fmt.Errorf("getting 'insecure' flag: %w", err)
+	}
+	return nil
 }
 
 type configFetchMeasurementsCmd struct {
+	flags                fetchMeasurementsFlags
 	canFetchMeasurements bool
 	log                  debugLog
 }
@@ -70,6 +91,10 @@ func runConfigFetchMeasurements(cmd *cobra.Command, _ []string) error {
 		return fmt.Errorf("constructing Rekor client: %w", err)
 	}
 	cfm := &configFetchMeasurementsCmd{log: log, canFetchMeasurements: featureset.CanFetchMeasurements}
+	if err := cfm.flags.parse(cmd.Flags()); err != nil {
+		return fmt.Errorf("parsing flags: %w", err)
+	}
+	cfm.log.Debugf("Using flags %+v", cfm.flags)
 
 	fetcher := attestationconfigapi.NewFetcherWithClient(http.DefaultClient, constants.CDNRepositoryURL)
 	return cfm.configFetchMeasurements(cmd, sigstore.NewCosignVerifier, rekor, fileHandler, fetcher, http.DefaultClient)
@@ -79,20 +104,14 @@ func (cfm *configFetchMeasurementsCmd) configFetchMeasurements(
 	cmd *cobra.Command, newCosignVerifier cosignVerifierConstructor, rekor rekorVerifier,
 	fileHandler file.Handler, fetcher attestationconfigapi.Fetcher, client *http.Client,
 ) error {
-	flags, err := cfm.parseFetchMeasurementsFlags(cmd)
-	if err != nil {
-		return err
-	}
-	cfm.log.Debugf("Using flags %v", flags)
-
 	if !cfm.canFetchMeasurements {
 		cmd.PrintErrln("Fetching measurements is not supported in the OSS build of the Constellation CLI. Consult the documentation for instructions on where to download the enterprise version.")
 		return errors.New("fetching measurements is not supported")
 	}
 
-	cfm.log.Debugf("Loading configuration file from %q", flags.pf.PrefixPrintablePath(constants.ConfigFilename))
+	cfm.log.Debugf("Loading configuration file from %q", cfm.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
 
-	conf, err := config.New(fileHandler, constants.ConfigFilename, fetcher, flags.force)
+	conf, err := config.New(fileHandler, constants.ConfigFilename, fetcher, cfm.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -110,7 +129,7 @@ func (cfm *configFetchMeasurementsCmd) configFetchMeasurements(
 	defer cancel()
 
 	cfm.log.Debugf("Updating URLs")
-	if err := flags.updateURLs(conf); err != nil {
+	if err := cfm.flags.updateURLs(conf); err != nil {
 		return err
 	}
 
@@ -131,11 +150,11 @@ func (cfm *configFetchMeasurementsCmd) configFetchMeasurements(
 
 	var fetchedMeasurements measurements.M
 	var hash string
-	if flags.insecure {
+	if cfm.flags.insecure {
 		if err := fetchedMeasurements.FetchNoVerify(
 			ctx,
 			client,
-			flags.measurementsURL,
+			cfm.flags.measurementsURL,
 			imageVersion,
 			conf.GetProvider(),
 			conf.GetAttestationConfig().GetVariant(),
@@ -149,8 +168,8 @@ func (cfm *configFetchMeasurementsCmd) configFetchMeasurements(
 			ctx,
 			client,
 			cosign,
-			flags.measurementsURL,
-			flags.signatureURL,
+			cfm.flags.measurementsURL,
+			cfm.flags.signatureURL,
 			imageVersion,
 			conf.GetProvider(),
 			conf.GetAttestationConfig().GetVariant(),
@@ -173,63 +192,11 @@ func (cfm *configFetchMeasurementsCmd) configFetchMeasurements(
 	if err := fileHandler.WriteYAML(constants.ConfigFilename, conf, file.OptOverwrite); err != nil {
 		return err
 	}
-	cfm.log.Debugf("Configuration written to %s", flags.pf.PrefixPrintablePath(constants.ConfigFilename))
+	cfm.log.Debugf("Configuration written to %s", cfm.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
 	cmd.Print("Successfully fetched measurements and updated Configuration\n")
 	return nil
 }
 
-// parseURLFlag checks that flag can be parsed as URL.
-// If no value was provided for flag, nil is returned.
-func (cfm *configFetchMeasurementsCmd) parseURLFlag(cmd *cobra.Command, flag string) (*url.URL, error) {
-	rawURL, err := cmd.Flags().GetString(flag)
-	if err != nil {
-		return nil, fmt.Errorf("parsing config generate flags '%s': %w", flag, err)
-	}
-	cfm.log.Debugf("Flag %s has raw URL %q", flag, rawURL)
-	if rawURL != "" {
-		cfm.log.Debugf("Parsing raw URL")
-		return url.Parse(rawURL)
-	}
-	return nil, nil
-}
-
-func (cfm *configFetchMeasurementsCmd) parseFetchMeasurementsFlags(cmd *cobra.Command) (*fetchMeasurementsFlags, error) {
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return nil, fmt.Errorf("parsing workspace argument: %w", err)
-	}
-	measurementsURL, err := cfm.parseURLFlag(cmd, "url")
-	if err != nil {
-		return nil, err
-	}
-	cfm.log.Debugf("Parsed measurements URL as %v", measurementsURL)
-
-	measurementsSignatureURL, err := cfm.parseURLFlag(cmd, "signature-url")
-	if err != nil {
-		return nil, err
-	}
-	cfm.log.Debugf("Parsed measurements signature URL as %v", measurementsSignatureURL)
-
-	insecure, err := cmd.Flags().GetBool("insecure")
-	if err != nil {
-		return nil, fmt.Errorf("parsing insecure argument: %w", err)
-	}
-	cfm.log.Debugf("Insecure flag is %v", insecure)
-
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return nil, fmt.Errorf("parsing force argument: %w", err)
-	}
-
-	return &fetchMeasurementsFlags{
-		measurementsURL: measurementsURL,
-		signatureURL:    measurementsSignatureURL,
-		insecure:        insecure,
-		force:           force,
-		pf:              pathprefix.New(workDir),
-	}, nil
-}
-
 func (f *fetchMeasurementsFlags) updateURLs(conf *config.Config) error {
 	ver, err := versionsapi.NewVersionFromShortPath(conf.Image, versionsapi.VersionKindImage)
 	if err != nil {
@@ -250,6 +217,19 @@ func (f *fetchMeasurementsFlags) updateURLs(conf *config.Config) error {
 	return nil
 }
 
+// parseURLFlag checks that flag can be parsed as URL.
+// If no value was provided for flag, nil is returned.
+func parseURLFlag(flags *pflag.FlagSet, flag string) (*url.URL, error) {
+	rawURL, err := flags.GetString(flag)
+	if err != nil {
+		return nil, fmt.Errorf("getting '%s' flag: %w", flag, err)
+	}
+	if rawURL != "" {
+		return url.Parse(rawURL)
+	}
+	return nil, nil
+}
+
 type rekorVerifier interface {
 	SearchByHash(context.Context, string) ([]string, error)
 	VerifyEntry(context.Context, string, string) error

cli/internal/cmd/configfetchmeasurements_test.go

@@ -13,7 +13,6 @@ import (
 	"io"
 	"net/http"
 	"net/url"
-	"strconv"
 	"testing"
 
 	"github.com/edgelesssys/constellation/v2/internal/api/attestationconfigapi"
@@ -39,11 +38,11 @@ func TestParseFetchMeasurementsFlags(t *testing.T) {
 		urlFlag          string
 		signatureURLFlag string
 		forceFlag        bool
-		wantFlags        *fetchMeasurementsFlags
+		wantFlags        fetchMeasurementsFlags
 		wantErr          bool
 	}{
 		"default": {
-			wantFlags: &fetchMeasurementsFlags{
+			wantFlags: fetchMeasurementsFlags{
 				measurementsURL: nil,
 				signatureURL:    nil,
 			},
@@ -51,7 +50,7 @@ func TestParseFetchMeasurementsFlags(t *testing.T) {
 		"url": {
 			urlFlag:          "https://some.other.url/with/path",
 			signatureURLFlag: "https://some.other.url/with/path.sig",
-			wantFlags: &fetchMeasurementsFlags{
+			wantFlags: fetchMeasurementsFlags{
 				measurementsURL: urlMustParse("https://some.other.url/with/path"),
 				signatureURL:    urlMustParse("https://some.other.url/with/path.sig"),
 			},
@@ -69,7 +68,9 @@ func TestParseFetchMeasurementsFlags(t *testing.T) {
 
 			cmd := newConfigFetchMeasurementsCmd()
 			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			cmd.Flags().Bool("force", false, "")    // register persistent flag manually
+			cmd.Flags().Bool("force", false, "")
+			cmd.Flags().Bool("debug", false, "")
+			cmd.Flags().String("tf-log", "NONE", "")
 
 			if tc.urlFlag != "" {
 				require.NoError(cmd.Flags().Set("url", tc.urlFlag))
@@ -77,8 +78,8 @@ func TestParseFetchMeasurementsFlags(t *testing.T) {
 			if tc.signatureURLFlag != "" {
 				require.NoError(cmd.Flags().Set("signature-url", tc.signatureURLFlag))
 			}
-			cfm := &configFetchMeasurementsCmd{log: logger.NewTest(t)}
-			flags, err := cfm.parseFetchMeasurementsFlags(cmd)
+			var flags fetchMeasurementsFlags
+			err := flags.parse(cmd.Flags())
 			if tc.wantErr {
 				assert.Error(err)
 				return
@@ -270,9 +271,6 @@ func TestConfigFetchMeasurements(t *testing.T) {
 			require := require.New(t)
 
 			cmd := newConfigFetchMeasurementsCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			cmd.Flags().Bool("force", true, "")     // register persistent flag manually
-			require.NoError(cmd.Flags().Set("insecure", strconv.FormatBool(tc.insecureFlag)))
 			fileHandler := file.NewHandler(afero.NewMemMapFs())
 
 			gcpConfig := defaultConfigWithExpectedMeasurements(t, config.Default(), cloudprovider.GCP)
@@ -281,6 +279,8 @@ func TestConfigFetchMeasurements(t *testing.T) {
 			err := fileHandler.WriteYAML(constants.ConfigFilename, gcpConfig, file.OptMkdirAll)
 			require.NoError(err)
 			cfm := &configFetchMeasurementsCmd{canFetchMeasurements: true, log: logger.NewTest(t)}
+			cfm.flags.insecure = tc.insecureFlag
+			cfm.flags.force = true
 
 			err = cfm.configFetchMeasurements(cmd, tc.cosign, tc.rekor, fileHandler, stubAttestationFetcher{}, client)
 			if tc.wantErr {

cli/internal/cmd/configgenerate.go

@@ -10,7 +10,6 @@ import (
 	"fmt"
 	"strings"
 
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/internal/attestation/variant"
 	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
 	"github.com/edgelesssys/constellation/v2/internal/config"
@@ -19,6 +18,7 @@ import (
 	"github.com/edgelesssys/constellation/v2/internal/versions"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 	"golang.org/x/mod/semver"
 )
 
@@ -41,12 +41,33 @@ func newConfigGenerateCmd() *cobra.Command {
 }
 
 type generateFlags struct {
-	pf                 pathprefix.PathPrefixer
+	rootFlags
 	k8sVersion         versions.ValidK8sVersion
 	attestationVariant variant.Variant
 }
 
+func (f *generateFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	k8sVersion, err := parseK8sFlag(flags)
+	if err != nil {
+		return err
+	}
+	f.k8sVersion = k8sVersion
+
+	variant, err := parseAttestationFlag(flags)
+	if err != nil {
+		return err
+	}
+	f.attestationVariant = variant
+
+	return nil
+}
+
 type configGenerateCmd struct {
+	flags generateFlags
 	log   debugLog
 }
 
@@ -56,31 +77,32 @@ func runConfigGenerate(cmd *cobra.Command, args []string) error {
 		return fmt.Errorf("creating logger: %w", err)
 	}
 	defer log.Sync()
+
 	fileHandler := file.NewHandler(afero.NewOsFs())
 	provider := cloudprovider.FromString(args[0])
+
 	cg := &configGenerateCmd{log: log}
+	if err := cg.flags.parse(cmd.Flags()); err != nil {
+		return fmt.Errorf("parsing flags: %w", err)
+	}
+	log.Debugf("Parsed flags as %+v", cg.flags)
+
 	return cg.configGenerate(cmd, fileHandler, provider, args[0])
 }
 
 func (cg *configGenerateCmd) configGenerate(cmd *cobra.Command, fileHandler file.Handler, provider cloudprovider.Provider, rawProvider string) error {
-	flags, err := parseGenerateFlags(cmd)
-	if err != nil {
-		return err
-	}
-
-	cg.log.Debugf("Parsed flags as %v", flags)
 	cg.log.Debugf("Using cloud provider %s", provider.String())
-	conf, err := createConfigWithAttestationVariant(provider, rawProvider, flags.attestationVariant)
+	conf, err := createConfigWithAttestationVariant(provider, rawProvider, cg.flags.attestationVariant)
 	if err != nil {
 		return fmt.Errorf("creating config: %w", err)
 	}
-	conf.KubernetesVersion = flags.k8sVersion
+	conf.KubernetesVersion = cg.flags.k8sVersion
 	cg.log.Debugf("Writing YAML data to configuration file")
 	if err := fileHandler.WriteYAML(constants.ConfigFilename, conf, file.OptMkdirAll); err != nil {
 		return err
 	}
 
-	cmd.Println("Config file written to", flags.pf.PrefixPrintablePath(constants.ConfigFilename))
+	cmd.Println("Config file written to", cg.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
 	cmd.Println("Please fill in your CSP-specific configuration before proceeding.")
 	cmd.Println("For more information refer to the documentation:")
 	cmd.Println("\thttps://docs.edgeless.systems/constellation/getting-started/first-steps")
@@ -123,46 +145,6 @@ func createConfig(provider cloudprovider.Provider) *config.Config {
 	return res
 }
 
-func parseGenerateFlags(cmd *cobra.Command) (generateFlags, error) {
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return generateFlags{}, fmt.Errorf("parsing workspace flag: %w", err)
-	}
-	k8sVersion, err := cmd.Flags().GetString("kubernetes")
-	if err != nil {
-		return generateFlags{}, fmt.Errorf("parsing Kubernetes flag: %w", err)
-	}
-	resolvedVersion, err := versions.ResolveK8sPatchVersion(k8sVersion)
-	if err != nil {
-		return generateFlags{}, fmt.Errorf("resolving kubernetes patch version from flag: %w", err)
-	}
-	validK8sVersion, err := versions.NewValidK8sVersion(resolvedVersion, true)
-	if err != nil {
-		return generateFlags{}, fmt.Errorf("resolving Kubernetes version from flag: %w", err)
-	}
-
-	attestationString, err := cmd.Flags().GetString("attestation")
-	if err != nil {
-		return generateFlags{}, fmt.Errorf("parsing attestation flag: %w", err)
-	}
-
-	var attestationVariant variant.Variant
-	// if no attestation variant is specified, use the default for the cloud provider
-	if attestationString == "" {
-		attestationVariant = variant.Dummy{}
-	} else {
-		attestationVariant, err = variant.FromString(attestationString)
-		if err != nil {
-			return generateFlags{}, fmt.Errorf("invalid attestation variant: %s", attestationString)
-		}
-	}
-	return generateFlags{
-		pf:                 pathprefix.New(workDir),
-		k8sVersion:         validK8sVersion,
-		attestationVariant: attestationVariant,
-	}, nil
-}
-
 // generateCompletion handles the completion of the create command. It is frequently called
 // while the user types arguments of the command to suggest completion.
 func generateCompletion(_ *cobra.Command, args []string, _ string) ([]string, cobra.ShellCompDirective) {
@@ -185,3 +167,39 @@ func toString[T any](t []T) []string {
 	}
 	return res
 }
+
+func parseK8sFlag(flags *pflag.FlagSet) (versions.ValidK8sVersion, error) {
+	versionString, err := flags.GetString("kubernetes")
+	if err != nil {
+		return "", fmt.Errorf("getting kubernetes flag: %w", err)
+	}
+	resolvedVersion, err := versions.ResolveK8sPatchVersion(versionString)
+	if err != nil {
+		return "", fmt.Errorf("resolving kubernetes patch version from flag: %w", err)
+	}
+	k8sVersion, err := versions.NewValidK8sVersion(resolvedVersion, true)
+	if err != nil {
+		return "", fmt.Errorf("resolving Kubernetes version from flag: %w", err)
+	}
+	return k8sVersion, nil
+}
+
+func parseAttestationFlag(flags *pflag.FlagSet) (variant.Variant, error) {
+	attestationString, err := flags.GetString("attestation")
+	if err != nil {
+		return nil, fmt.Errorf("getting attestation flag: %w", err)
+	}
+
+	var attestationVariant variant.Variant
+	// if no attestation variant is specified, use the default for the cloud provider
+	if attestationString == "" {
+		attestationVariant = variant.Dummy{}
+	} else {
+		attestationVariant, err = variant.FromString(attestationString)
+		if err != nil {
+			return nil, fmt.Errorf("invalid attestation variant: %s", attestationString)
+		}
+	}
+
+	return attestationVariant, nil
+}

cli/internal/cmd/configgenerate_test.go

@@ -19,13 +19,12 @@ import (
 	"github.com/edgelesssys/constellation/v2/internal/logger"
 	"github.com/edgelesssys/constellation/v2/internal/versions"
 	"github.com/spf13/afero"
-	"github.com/spf13/cobra"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"golang.org/x/mod/semver"
 )
 
-func TestConfigGenerateKubernetesVersion(t *testing.T) {
+func TestParseKubernetesVersion(t *testing.T) {
 	testCases := map[string]struct {
 		version string
 		wantErr bool
@@ -68,22 +67,18 @@ func TestConfigGenerateKubernetesVersion(t *testing.T) {
 			assert := assert.New(t)
 			require := require.New(t)
 
-			fileHandler := file.NewHandler(afero.NewMemMapFs())
-			cmd := newConfigGenerateCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
+			flags := newConfigGenerateCmd().Flags()
 			if tc.version != "" {
-				err := cmd.Flags().Set("kubernetes", tc.version)
-				require.NoError(err)
+				require.NoError(flags.Set("kubernetes", tc.version))
 			}
 
-			cg := &configGenerateCmd{log: logger.NewTest(t)}
-			err := cg.configGenerate(cmd, fileHandler, cloudprovider.Unknown, "")
-
+			version, err := parseK8sFlag(flags)
 			if tc.wantErr {
 				assert.Error(err)
 				return
 			}
 			assert.NoError(err)
+			assert.Equal(versions.Default, version)
 		})
 	}
 }
@@ -94,9 +89,14 @@ func TestConfigGenerateDefault(t *testing.T) {
 
 	fileHandler := file.NewHandler(afero.NewMemMapFs())
 	cmd := newConfigGenerateCmd()
-	cmd.Flags().String("workspace", "", "") // register persistent flag manually
 
-	cg := &configGenerateCmd{log: logger.NewTest(t)}
+	cg := &configGenerateCmd{
+		log: logger.NewTest(t),
+		flags: generateFlags{
+			attestationVariant: variant.Dummy{},
+			k8sVersion:         versions.Default,
+		},
+	}
 	require.NoError(cg.configGenerate(cmd, fileHandler, cloudprovider.Unknown, ""))
 
 	var readConfig config.Config
@@ -106,53 +106,47 @@ func TestConfigGenerateDefault(t *testing.T) {
 }
 
 func TestConfigGenerateDefaultProviderSpecific(t *testing.T) {
-	providers := []cloudprovider.Provider{
-		cloudprovider.AWS,
-		cloudprovider.Azure,
-		cloudprovider.GCP,
-		cloudprovider.OpenStack,
+	testCases := map[string]struct {
+		provider    cloudprovider.Provider
+		rawProvider string
+	}{
+		"aws": {
+			provider: cloudprovider.AWS,
+		},
+		"azure": {
+			provider: cloudprovider.Azure,
+		},
+		"gcp": {
+			provider: cloudprovider.GCP,
+		},
+		"openstack": {
+			provider: cloudprovider.OpenStack,
+		},
+		"stackit": {
+			provider:    cloudprovider.OpenStack,
+			rawProvider: "stackit",
+		},
 	}
 
-	for _, provider := range providers {
-		t.Run(provider.String(), func(t *testing.T) {
+	for name, tc := range testCases {
+		t.Run(name, func(t *testing.T) {
 			assert := assert.New(t)
 			require := require.New(t)
 
 			fileHandler := file.NewHandler(afero.NewMemMapFs())
 			cmd := newConfigGenerateCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
 
-			wantConf := config.Default()
-			wantConf.RemoveProviderAndAttestationExcept(provider)
+			wantConf := config.Default().WithOpenStackProviderDefaults(tc.rawProvider)
+			wantConf.RemoveProviderAndAttestationExcept(tc.provider)
 
-			cg := &configGenerateCmd{log: logger.NewTest(t)}
-			require.NoError(cg.configGenerate(cmd, fileHandler, provider, ""))
-
-			var readConfig config.Config
-			err := fileHandler.ReadYAML(constants.ConfigFilename, &readConfig)
-			assert.NoError(err)
-			assert.Equal(*wantConf, readConfig)
-		})
+			cg := &configGenerateCmd{
+				log: logger.NewTest(t),
+				flags: generateFlags{
+					attestationVariant: variant.Dummy{},
+					k8sVersion:         versions.Default,
+				},
 			}
-}
-
-func TestConfigGenerateWithStackIt(t *testing.T) {
-	openStackProviders := []string{"stackit"}
-
-	for _, openStackProvider := range openStackProviders {
-		t.Run(openStackProvider, func(t *testing.T) {
-			assert := assert.New(t)
-			require := require.New(t)
-
-			fileHandler := file.NewHandler(afero.NewMemMapFs())
-			cmd := newConfigGenerateCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-
-			wantConf := config.Default().WithOpenStackProviderDefaults(openStackProvider)
-			wantConf.RemoveProviderAndAttestationExcept(cloudprovider.OpenStack)
-
-			cg := &configGenerateCmd{log: logger.NewTest(t)}
-			require.NoError(cg.configGenerate(cmd, fileHandler, cloudprovider.OpenStack, openStackProvider))
+			require.NoError(cg.configGenerate(cmd, fileHandler, tc.provider, tc.rawProvider))
 
 			var readConfig config.Config
 			err := fileHandler.ReadYAML(constants.ConfigFilename, &readConfig)
@@ -168,9 +162,11 @@ func TestConfigGenerateDefaultExists(t *testing.T) {
 	fileHandler := file.NewHandler(afero.NewMemMapFs())
 	require.NoError(fileHandler.Write(constants.ConfigFilename, []byte("foobar"), file.OptNone))
 	cmd := newConfigGenerateCmd()
-	cmd.Flags().String("workspace", "", "") // register persistent flag manually
 
-	cg := &configGenerateCmd{log: logger.NewTest(t)}
+	cg := &configGenerateCmd{
+		log:   logger.NewTest(t),
+		flags: generateFlags{attestationVariant: variant.Dummy{}},
+	}
 	require.Error(cg.configGenerate(cmd, fileHandler, cloudprovider.Unknown, ""))
 }
 
@@ -247,64 +243,61 @@ func TestValidProviderAttestationCombination(t *testing.T) {
 	}
 }
 
-func TestAttestationArgument(t *testing.T) {
-	defaultAttestation := config.Default().Attestation
-	tests := []struct {
-		name        string
-		provider    cloudprovider.Provider
-		expectErr   bool
-		expectedCfg config.AttestationConfig
-		setFlag     func(*cobra.Command) error
+func TestParseAttestationFlag(t *testing.T) {
+	testCases := map[string]struct {
+		wantErr         bool
+		attestationFlag string
+		wantVariant     variant.Variant
 	}{
-		{
-			name:      "InvalidAttestationArgument",
-			provider:  cloudprovider.Unknown,
-			expectErr: true,
-			setFlag: func(cmd *cobra.Command) error {
-				return cmd.Flags().Set("attestation", "unknown")
+		"invalid": {
+			wantErr:         true,
+			attestationFlag: "unknown",
 		},
+		"AzureTrustedLaunch": {
+			attestationFlag: "azure-trustedlaunch",
+			wantVariant:     variant.AzureTrustedLaunch{},
 		},
-		{
-			name:      "ValidAttestationArgument",
-			provider:  cloudprovider.Azure,
-			expectErr: false,
-			setFlag: func(cmd *cobra.Command) error {
-				return cmd.Flags().Set("attestation", "azure-trustedlaunch")
+		"AzureSEVSNP": {
+			attestationFlag: "azure-sev-snp",
+			wantVariant:     variant.AzureSEVSNP{},
 		},
-			expectedCfg: config.AttestationConfig{AzureTrustedLaunch: defaultAttestation.AzureTrustedLaunch},
+		"AWSSEVSNP": {
+			attestationFlag: "aws-sev-snp",
+			wantVariant:     variant.AWSSEVSNP{},
 		},
-		{
-			name:      "WithoutAttestationArgument",
-			provider:  cloudprovider.Azure,
-			expectErr: false,
-			setFlag: func(cmd *cobra.Command) error {
-				return nil
+		"AWSNitroTPM": {
+			attestationFlag: "aws-nitro-tpm",
+			wantVariant:     variant.AWSNitroTPM{},
 		},
-			expectedCfg: config.AttestationConfig{AzureSEVSNP: defaultAttestation.AzureSEVSNP},
+		"GCPSEVES": {
+			attestationFlag: "gcp-sev-es",
+			wantVariant:     variant.GCPSEVES{},
+		},
+		"QEMUVTPM": {
+			attestationFlag: "qemu-vtpm",
+			wantVariant:     variant.QEMUVTPM{},
+		},
+		"no flag": {
+			wantVariant: variant.Dummy{},
 		},
 	}
-	for _, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			require := assert.New(t)
+	for name, tc := range testCases {
+		t.Run(name, func(t *testing.T) {
+			require := require.New(t)
 			assert := assert.New(t)
 
 			cmd := newConfigGenerateCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			require.NoError(test.setFlag(cmd))
-
-			fileHandler := file.NewHandler(afero.NewMemMapFs())
-
-			cg := &configGenerateCmd{log: logger.NewTest(t)}
-			err := cg.configGenerate(cmd, fileHandler, test.provider, "")
-			if test.expectErr {
-				assert.Error(err)
-			} else {
-				assert.NoError(err)
-				var readConfig config.Config
-				require.NoError(fileHandler.ReadYAML(constants.ConfigFilename, &readConfig))
-
-				assert.Equal(test.expectedCfg, readConfig.Attestation)
+			if tc.attestationFlag != "" {
+				require.NoError(cmd.Flags().Set("attestation", tc.attestationFlag))
 			}
+
+			attestation, err := parseAttestationFlag(cmd.Flags())
+			if tc.wantErr {
+				assert.Error(err)
+				return
+			}
+			require.NoError(err)
+			assert.True(tc.wantVariant.Equal(attestation))
 		})
 	}
 }

cli/internal/cmd/create.go

@@ -24,6 +24,7 @@ import (
 	"github.com/edgelesssys/constellation/v2/internal/semver"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 )
 
 // NewCreateCmd returns a new cobra.Command for the create command.
@@ -39,9 +40,29 @@ func NewCreateCmd() *cobra.Command {
 	return cmd
 }
 
+// createFlags contains the parsed flags of the create command.
+type createFlags struct {
+	rootFlags
+	yes bool
+}
+
+// parse parses the flags of the create command.
+func (f *createFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	yes, err := flags.GetBool("yes")
+	if err != nil {
+		return fmt.Errorf("getting 'yes' flag: %w", err)
+	}
+	f.yes = yes
+	return nil
+}
+
 type createCmd struct {
 	log   debugLog
-	pf  pathprefix.PathPrefixer
+	flags createFlags
 }
 
 func runCreate(cmd *cobra.Command, _ []string) error {
@@ -59,22 +80,22 @@ func runCreate(cmd *cobra.Command, _ []string) error {
 	fileHandler := file.NewHandler(afero.NewOsFs())
 	creator := cloudcmd.NewCreator(spinner)
 	c := &createCmd{log: log}
+	if err := c.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	c.log.Debugf("Using flags: %+v", c.flags)
+
 	fetcher := attestationconfigapi.NewFetcher()
 	return c.create(cmd, creator, fileHandler, spinner, fetcher)
 }
 
 func (c *createCmd) create(cmd *cobra.Command, creator cloudCreator, fileHandler file.Handler, spinner spinnerInterf, fetcher attestationconfigapi.Fetcher) (retErr error) {
-	flags, err := c.parseCreateFlags(cmd)
-	if err != nil {
-		return err
-	}
-	c.log.Debugf("Using flags: %+v", flags)
 	if err := c.checkDirClean(fileHandler); err != nil {
 		return err
 	}
 
-	c.log.Debugf("Loading configuration file from %q", c.pf.PrefixPrintablePath(constants.ConfigFilename))
-	conf, err := config.New(fileHandler, constants.ConfigFilename, fetcher, flags.force)
+	c.log.Debugf("Loading configuration file from %q", c.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
+	conf, err := config.New(fileHandler, constants.ConfigFilename, fetcher, c.flags.force)
 	c.log.Debugf("Configuration file loaded: %+v", conf)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
@@ -83,7 +104,7 @@ func (c *createCmd) create(cmd *cobra.Command, creator cloudCreator, fileHandler
 	if err != nil {
 		return err
 	}
-	if !flags.force {
+	if !c.flags.force {
 		if err := validateCLIandConstellationVersionAreEqual(constants.BinaryVersion(), conf.Image, conf.MicroserviceVersion); err != nil {
 			return err
 		}
@@ -137,7 +158,7 @@ func (c *createCmd) create(cmd *cobra.Command, creator cloudCreator, fileHandler
 		c.log.Debugf("Creating %d additional node groups: %v", len(otherGroupNames), otherGroupNames)
 	}
 
-	if !flags.yes {
+	if !c.flags.yes {
 		// Ask user to confirm action.
 		cmd.Printf("The following Constellation cluster will be created:\n")
 		cmd.Printf("  %d control-plane node%s of type %s will be created.\n", controlPlaneGroup.InitialCount, isPlural(controlPlaneGroup.InitialCount), controlPlaneGroup.InstanceType)
@@ -160,13 +181,13 @@ func (c *createCmd) create(cmd *cobra.Command, creator cloudCreator, fileHandler
 	opts := cloudcmd.CreateOptions{
 		Provider:    provider,
 		Config:      conf,
-		TFLogLevel:  flags.tfLogLevel,
+		TFLogLevel:  c.flags.tfLogLevel,
 		TFWorkspace: constants.TerraformWorkingDir,
 	}
 	infraState, err := creator.Create(cmd.Context(), opts)
 	spinner.Stop()
 	if err != nil {
-		return translateCreateErrors(cmd, c.pf, err)
+		return translateCreateErrors(cmd, c.flags.pathPrefixer, err)
 	}
 	c.log.Debugf("Successfully created the cloud resources for the cluster")
 
@@ -179,64 +200,28 @@ func (c *createCmd) create(cmd *cobra.Command, creator cloudCreator, fileHandler
 	return nil
 }
 
-// parseCreateFlags parses the flags of the create command.
-func (c *createCmd) parseCreateFlags(cmd *cobra.Command) (createFlags, error) {
-	yes, err := cmd.Flags().GetBool("yes")
-	if err != nil {
-		return createFlags{}, fmt.Errorf("parsing yes bool: %w", err)
-	}
-	c.log.Debugf("Yes flag is %t", yes)
-
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return createFlags{}, fmt.Errorf("parsing config path argument: %w", err)
-	}
-	c.log.Debugf("Workspace set to %q", workDir)
-	c.pf = pathprefix.New(workDir)
-
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return createFlags{}, fmt.Errorf("parsing force argument: %w", err)
-	}
-	c.log.Debugf("force flag is %t", force)
-
-	logLevelString, err := cmd.Flags().GetString("tf-log")
-	if err != nil {
-		return createFlags{}, fmt.Errorf("parsing tf-log string: %w", err)
-	}
-	logLevel, err := terraform.ParseLogLevel(logLevelString)
-	if err != nil {
-		return createFlags{}, fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-	}
-	c.log.Debugf("Terraform logs will be written into %s at level %s", c.pf.PrefixPrintablePath(constants.TerraformLogFile), logLevel.String())
-
-	return createFlags{
-		tfLogLevel: logLevel,
-		force:      force,
-		yes:        yes,
-	}, nil
-}
-
-// createFlags contains the parsed flags of the create command.
-type createFlags struct {
-	tfLogLevel terraform.LogLevel
-	force      bool
-	yes        bool
-}
-
 // checkDirClean checks if files of a previous Constellation are left in the current working dir.
 func (c *createCmd) checkDirClean(fileHandler file.Handler) error {
 	c.log.Debugf("Checking admin configuration file")
 	if _, err := fileHandler.Stat(constants.AdminConfFilename); !errors.Is(err, fs.ErrNotExist) {
-		return fmt.Errorf("file '%s' already exists in working directory, run 'constellation terminate' before creating a new one", c.pf.PrefixPrintablePath(constants.AdminConfFilename))
+		return fmt.Errorf(
+			"file '%s' already exists in working directory, run 'constellation terminate' before creating a new one",
+			c.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename),
+		)
 	}
 	c.log.Debugf("Checking master secrets file")
 	if _, err := fileHandler.Stat(constants.MasterSecretFilename); !errors.Is(err, fs.ErrNotExist) {
-		return fmt.Errorf("file '%s' already exists in working directory. Constellation won't overwrite previous master secrets. Move it somewhere or delete it before creating a new cluster", c.pf.PrefixPrintablePath(constants.MasterSecretFilename))
+		return fmt.Errorf(
+			"file '%s' already exists in working directory. Constellation won't overwrite previous master secrets. Move it somewhere or delete it before creating a new cluster",
+			c.flags.pathPrefixer.PrefixPrintablePath(constants.MasterSecretFilename),
+		)
 	}
 	c.log.Debugf("Checking state file")
 	if _, err := fileHandler.Stat(constants.StateFilename); !errors.Is(err, fs.ErrNotExist) {
-		return fmt.Errorf("file '%s' already exists in working directory. Constellation won't overwrite previous cluster state. Move it somewhere or delete it before creating a new cluster", c.pf.PrefixPrintablePath(constants.StateFilename))
+		return fmt.Errorf(
+			"file '%s' already exists in working directory. Constellation won't overwrite previous cluster state. Move it somewhere or delete it before creating a new cluster",
+			c.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename),
+		)
 	}
 
 	return nil
@@ -270,12 +255,6 @@ func isPlural(count int) string {
 	return "s"
 }
 
-func must(err error) {
-	if err != nil {
-		panic(err)
-	}
-}
-
 // validateCLIandConstellationVersionAreEqual checks if the image and microservice version are equal (down to patch level) to the CLI version.
 func validateCLIandConstellationVersionAreEqual(cliVersion semver.Semver, imageVersion string, microserviceVersion semver.Semver) error {
 	parsedImageVersion, err := versionsapi.NewVersionFromShortPath(imageVersion, versionsapi.VersionKindImage)

cli/internal/cmd/create_test.go

@@ -133,16 +133,9 @@ func TestCreate(t *testing.T) {
 			cmd.SetOut(&bytes.Buffer{})
 			cmd.SetErr(&bytes.Buffer{})
 			cmd.SetIn(bytes.NewBufferString(tc.stdin))
-			cmd.Flags().String("workspace", "", "")  // register persistent flag manually
-			cmd.Flags().Bool("force", true, "")      // register persistent flag manually
-			cmd.Flags().String("tf-log", "NONE", "") // register persistent flag manually
-
-			if tc.yesFlag {
-				require.NoError(cmd.Flags().Set("yes", "true"))
-			}
 
 			fileHandler := file.NewHandler(tc.setupFs(require, tc.provider))
-			c := &createCmd{log: logger.NewTest(t)}
+			c := &createCmd{log: logger.NewTest(t), flags: createFlags{yes: tc.yesFlag}}
 			err := c.create(cmd, tc.creator, fileHandler, &nopSpinner{}, stubAttestationFetcher{})
 
 			if tc.wantErr {

cli/internal/cmd/iam.go

@@ -0,0 +1,23 @@
+/*
+Copyright (c) Edgeless Systems GmbH
+SPDX-License-Identifier: AGPL-3.0-only
+*/
+
+package cmd
+
+import "github.com/spf13/cobra"
+
+// NewIAMCmd returns a new cobra.Command for the iam parent command. It needs another verb and does nothing on its own.
+func NewIAMCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "iam",
+		Short: "Work with the IAM configuration on your cloud provider",
+		Long:  "Work with the IAM configuration on your cloud provider.",
+		Args:  cobra.ExactArgs(0),
+	}
+
+	cmd.AddCommand(newIAMCreateCmd())
+	cmd.AddCommand(newIAMDestroyCmd())
+	cmd.AddCommand(newIAMUpgradeCmd())
+	return cmd
+}

cli/internal/cmd/iamcreate.go

@@ -11,17 +11,15 @@ import (
 	"encoding/json"
 	"fmt"
 	"regexp"
-	"strings"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
-	"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
 	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
 	"github.com/edgelesssys/constellation/v2/internal/config"
 	"github.com/edgelesssys/constellation/v2/internal/constants"
 	"github.com/edgelesssys/constellation/v2/internal/file"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 )
 
 var (
@@ -33,22 +31,7 @@ var (
 	gcpIDRegex = regexp.MustCompile(`^[a-z][-a-z0-9]{4,28}[a-z0-9]$`)
 )
 
-// NewIAMCmd returns a new cobra.Command for the iam parent command. It needs another verb and does nothing on its own.
-func NewIAMCmd() *cobra.Command {
-	cmd := &cobra.Command{
-		Use:   "iam",
-		Short: "Work with the IAM configuration on your cloud provider",
-		Long:  "Work with the IAM configuration on your cloud provider.",
-		Args:  cobra.ExactArgs(0),
-	}
-
-	cmd.AddCommand(newIAMCreateCmd())
-	cmd.AddCommand(newIAMDestroyCmd())
-	cmd.AddCommand(newIAMUpgradeCmd())
-	return cmd
-}
-
-// NewIAMCreateCmd returns a new cobra.Command for the iam create parent command. It needs another verb, and does nothing on its own.
+// newIAMCreateCmd returns a new cobra.Command for the iam create parent command. It needs another verb, and does nothing on its own.
 func newIAMCreateCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "create",
@@ -67,135 +50,54 @@ func newIAMCreateCmd() *cobra.Command {
 	return cmd
 }
 
-// newIAMCreateAWSCmd returns a new cobra.Command for the iam create aws command.
-func newIAMCreateAWSCmd() *cobra.Command {
-	cmd := &cobra.Command{
-		Use:   "aws",
-		Short: "Create IAM configuration on AWS for your Constellation cluster",
-		Long:  "Create IAM configuration on AWS for your Constellation cluster.",
-		Args:  cobra.ExactArgs(0),
-		RunE:  createRunIAMFunc(cloudprovider.AWS),
-	}
-
-	cmd.Flags().String("prefix", "", "name prefix for all resources (required)")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "prefix"))
-	cmd.Flags().String("zone", "", "AWS availability zone the resources will be created in, e.g., us-east-2a (required)\n"+
-		"See the Constellation docs for a list of currently supported regions.")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "zone"))
-	return cmd
+type iamCreateFlags struct {
+	rootFlags
+	yes          bool
+	updateConfig bool
 }
 
-// newIAMCreateAzureCmd returns a new cobra.Command for the iam create azure command.
-func newIAMCreateAzureCmd() *cobra.Command {
-	cmd := &cobra.Command{
-		Use:   "azure",
-		Short: "Create IAM configuration on Microsoft Azure for your Constellation cluster",
-		Long:  "Create IAM configuration on Microsoft Azure for your Constellation cluster.",
-		Args:  cobra.ExactArgs(0),
-		RunE:  createRunIAMFunc(cloudprovider.Azure),
+func (f *iamCreateFlags) parse(flags *pflag.FlagSet) error {
+	var err error
+	if err = f.rootFlags.parse(flags); err != nil {
+		return err
 	}
-
-	cmd.Flags().String("resourceGroup", "", "name prefix of the two resource groups your cluster / IAM resources will be created in (required)")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "resourceGroup"))
-	cmd.Flags().String("region", "", "region the resources will be created in, e.g., westus (required)")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "region"))
-	cmd.Flags().String("servicePrincipal", "", "name of the service principal that will be created (required)")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "servicePrincipal"))
-	return cmd
+	f.yes, err = flags.GetBool("yes")
+	if err != nil {
+		return fmt.Errorf("getting 'yes' flag: %w", err)
+	}
+	f.updateConfig, err = flags.GetBool("update-config")
+	if err != nil {
+		return fmt.Errorf("getting 'update-config' flag: %w", err)
+	}
+	return nil
 }
 
-// NewIAMCreateGCPCmd returns a new cobra.Command for the iam create gcp command.
-func newIAMCreateGCPCmd() *cobra.Command {
-	cmd := &cobra.Command{
-		Use:   "gcp",
-		Short: "Create IAM configuration on GCP for your Constellation cluster",
-		Long:  "Create IAM configuration on GCP for your Constellation cluster.",
-		Args:  cobra.ExactArgs(0),
-		RunE:  createRunIAMFunc(cloudprovider.GCP),
-	}
-
-	cmd.Flags().String("zone", "", "GCP zone the cluster will be deployed in (required)\n"+
-		"Find a list of available zones here: https://cloud.google.com/compute/docs/regions-zones#available")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "zone"))
-	cmd.Flags().String("serviceAccountID", "", "ID for the service account that will be created (required)\n"+
-		"Must be 6 to 30 lowercase letters, digits, or hyphens.")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "serviceAccountID"))
-	cmd.Flags().String("projectID", "", "ID of the GCP project the configuration will be created in (required)\n"+
-		"Find it on the welcome screen of your project: https://console.cloud.google.com/welcome")
-	must(cobra.MarkFlagRequired(cmd.Flags(), "projectID"))
-
-	return cmd
-}
-
-// createRunIAMFunc is the entrypoint for the iam create command. It sets up the iamCreator
-// and starts IAM creation for the specific cloud provider.
-func createRunIAMFunc(provider cloudprovider.Provider) func(cmd *cobra.Command, args []string) error {
-	var providerCreator func(pf pathprefix.PathPrefixer) providerIAMCreator
-	switch provider {
-	case cloudprovider.AWS:
-		providerCreator = func(pathprefix.PathPrefixer) providerIAMCreator { return &awsIAMCreator{} }
-	case cloudprovider.Azure:
-		providerCreator = func(pathprefix.PathPrefixer) providerIAMCreator { return &azureIAMCreator{} }
-	case cloudprovider.GCP:
-		providerCreator = func(pf pathprefix.PathPrefixer) providerIAMCreator {
-			return &gcpIAMCreator{pf}
-		}
-	default:
-		return func(cmd *cobra.Command, args []string) error {
-			return fmt.Errorf("unknown provider %s", provider)
-		}
-	}
-
-	return func(cmd *cobra.Command, args []string) error {
-		logLevelString, err := cmd.Flags().GetString("tf-log")
-		if err != nil {
-			return fmt.Errorf("parsing tf-log string: %w", err)
-		}
-		logLevel, err := terraform.ParseLogLevel(logLevelString)
-		if err != nil {
-			return fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-		}
-		workDir, err := cmd.Flags().GetString("workspace")
-		if err != nil {
-			return fmt.Errorf("parsing workspace string: %w", err)
-		}
-		pf := pathprefix.New(workDir)
-
-		iamCreator, err := newIAMCreator(cmd, pf, logLevel)
-		if err != nil {
-			return fmt.Errorf("creating iamCreator: %w", err)
-		}
-		defer iamCreator.spinner.Stop()
-		defer iamCreator.log.Sync()
-		iamCreator.provider = provider
-		iamCreator.providerCreator = providerCreator(pf)
-		return iamCreator.create(cmd.Context())
-	}
-}
-
-// newIAMCreator creates a new iamiamCreator.
-func newIAMCreator(cmd *cobra.Command, pf pathprefix.PathPrefixer, logLevel terraform.LogLevel) (*iamCreator, error) {
+func runIAMCreate(cmd *cobra.Command, providerCreator providerIAMCreator, provider cloudprovider.Provider) error {
 	spinner, err := newSpinnerOrStderr(cmd)
 	if err != nil {
-		return nil, fmt.Errorf("creating spinner: %w", err)
+		return fmt.Errorf("creating spinner: %w", err)
 	}
+	defer spinner.Stop()
 	log, err := newCLILogger(cmd)
 	if err != nil {
-		return nil, fmt.Errorf("creating logger: %w", err)
+		return fmt.Errorf("creating logger: %w", err)
 	}
-	log.Debugf("Terraform logs will be written into %s at level %s", pf.PrefixPrintablePath(constants.TerraformLogFile), logLevel.String())
+	defer log.Sync()
 
-	return &iamCreator{
+	iamCreator := &iamCreator{
 		cmd:             cmd,
 		spinner:         spinner,
 		log:             log,
 		creator:         cloudcmd.NewIAMCreator(spinner),
 		fileHandler:     file.NewHandler(afero.NewOsFs()),
-		iamConfig: &cloudcmd.IAMConfigOptions{
-			TFWorkspace: constants.TerraformIAMWorkingDir,
-			TFLogLevel:  logLevel,
-		},
-	}, nil
+		providerCreator: providerCreator,
+		provider:        provider,
+	}
+	if err := iamCreator.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+
+	return iamCreator.create(cmd.Context())
 }
 
 // iamCreator is the iamCreator for the iam create command.
@@ -208,24 +110,18 @@ type iamCreator struct {
 	providerCreator providerIAMCreator
 	iamConfig       *cloudcmd.IAMConfigOptions
 	log             debugLog
-	pf              pathprefix.PathPrefixer
+	flags           iamCreateFlags
 }
 
 // create IAM configuration on the iamCreator's cloud provider.
 func (c *iamCreator) create(ctx context.Context) error {
-	flags, err := c.parseFlagsAndSetupConfig()
-	if err != nil {
-		return err
-	}
-	c.log.Debugf("Using flags: %+v", flags)
-
 	if err := c.checkWorkingDir(); err != nil {
 		return err
 	}
 
-	if !flags.yesFlag {
+	if !c.flags.yes {
 		c.cmd.Printf("The following IAM configuration will be created:\n\n")
-		c.providerCreator.printConfirmValues(c.cmd, flags)
+		c.providerCreator.printConfirmValues(c.cmd)
 		ok, err := askToConfirm(c.cmd, "Do you want to create the configuration?")
 		if err != nil {
 			return err
@@ -237,19 +133,22 @@ func (c *iamCreator) create(ctx context.Context) error {
 	}
 
 	var conf config.Config
-	if flags.updateConfig {
-		c.log.Debugf("Parsing config %s", c.pf.PrefixPrintablePath(constants.ConfigFilename))
-		if err = c.fileHandler.ReadYAML(constants.ConfigFilename, &conf); err != nil {
+	if c.flags.updateConfig {
+		c.log.Debugf("Parsing config %s", c.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
+		if err := c.fileHandler.ReadYAML(constants.ConfigFilename, &conf); err != nil {
 			return fmt.Errorf("error reading the configuration file: %w", err)
 		}
-		if err := validateConfigWithFlagCompatibility(c.provider, conf, flags); err != nil {
+		if err := c.providerCreator.validateConfigWithFlagCompatibility(conf); err != nil {
 			return err
 		}
-		c.cmd.Printf("The configuration file %q will be automatically updated with the IAM values and zone/region information.\n", c.pf.PrefixPrintablePath(constants.ConfigFilename))
+		c.cmd.Printf("The configuration file %q will be automatically updated with the IAM values and zone/region information.\n", c.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
 	}
 
+	iamConfig := c.providerCreator.getIAMConfigOptions()
+	iamConfig.TFWorkspace = constants.TerraformIAMWorkingDir
+	iamConfig.TFLogLevel = c.flags.tfLogLevel
 	c.spinner.Start("Creating", false)
-	iamFile, err := c.creator.Create(ctx, c.provider, c.iamConfig)
+	iamFile, err := c.creator.Create(ctx, c.provider, iamConfig)
 	c.spinner.Stop()
 	if err != nil {
 		return err
@@ -262,321 +161,47 @@ func (c *iamCreator) create(ctx context.Context) error {
 		return err
 	}
 
-	if flags.updateConfig {
-		c.log.Debugf("Writing IAM configuration to %s", c.pf.PrefixPrintablePath(constants.ConfigFilename))
-		c.providerCreator.writeOutputValuesToConfig(&conf, flags, iamFile)
+	if c.flags.updateConfig {
+		c.log.Debugf("Writing IAM configuration to %s", c.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
+		c.providerCreator.writeOutputValuesToConfig(&conf, iamFile)
 		if err := c.fileHandler.WriteYAML(constants.ConfigFilename, conf, file.OptOverwrite); err != nil {
 			return err
 		}
-		c.cmd.Printf("Your IAM configuration was created and filled into %s successfully.\n", c.pf.PrefixPrintablePath(constants.ConfigFilename))
+		c.cmd.Printf("Your IAM configuration was created and filled into %s successfully.\n", c.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
 		return nil
 	}
 
-	c.providerCreator.printOutputValues(c.cmd, flags, iamFile)
+	c.providerCreator.printOutputValues(c.cmd, iamFile)
 	c.cmd.Println("Your IAM configuration was created successfully. Please fill the above values into your configuration file.")
 
 	return nil
 }
 
-// parseFlagsAndSetupConfig parses the flags of the iam create command and fills the values into the IAM config (output values of the command).
-func (c *iamCreator) parseFlagsAndSetupConfig() (iamFlags, error) {
-	workDir, err := c.cmd.Flags().GetString("workspace")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing config string: %w", err)
-	}
-	c.pf = pathprefix.New(workDir)
-
-	yesFlag, err := c.cmd.Flags().GetBool("yes")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing yes bool: %w", err)
-	}
-	updateConfig, err := c.cmd.Flags().GetBool("update-config")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing update-config bool: %w", err)
-	}
-
-	flags := iamFlags{
-		yesFlag:      yesFlag,
-		updateConfig: updateConfig,
-	}
-
-	flags, err = c.providerCreator.parseFlagsAndSetupConfig(c.cmd, flags, c.iamConfig)
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing provider-specific value: %w", err)
-	}
-
-	return flags, nil
-}
-
 // checkWorkingDir checks if the current working directory already contains a Terraform dir.
 func (c *iamCreator) checkWorkingDir() error {
 	if _, err := c.fileHandler.Stat(constants.TerraformIAMWorkingDir); err == nil {
-		return fmt.Errorf("the current working directory already contains the Terraform workspace directory %q. Please run the command in a different directory or destroy the existing workspace", c.pf.PrefixPrintablePath(constants.TerraformIAMWorkingDir))
+		return fmt.Errorf(
+			"the current working directory already contains the Terraform workspace directory %q. Please run the command in a different directory or destroy the existing workspace",
+			c.flags.pathPrefixer.PrefixPrintablePath(constants.TerraformIAMWorkingDir),
+		)
 	}
 	return nil
 }
 
-// iamFlags contains the parsed flags of the iam create command, including the parsed flags of the selected cloud provider.
-type iamFlags struct {
-	aws          awsFlags
-	azure        azureFlags
-	gcp          gcpFlags
-	yesFlag      bool
-	updateConfig bool
-}
-
-// awsFlags contains the parsed flags of the iam create aws command.
-type awsFlags struct {
-	prefix string
-	region string
-	zone   string
-}
-
-// azureFlags contains the parsed flags of the iam create azure command.
-type azureFlags struct {
-	region           string
-	resourceGroup    string
-	servicePrincipal string
-}
-
-// gcpFlags contains the parsed flags of the iam create gcp command.
-type gcpFlags struct {
-	serviceAccountID string
-	zone             string
-	region           string
-	projectID        string
-}
-
 // providerIAMCreator is an interface for the IAM actions of different cloud providers.
 type providerIAMCreator interface {
 	// printConfirmValues prints the values that will be created on the cloud provider and need to be confirmed by the user.
-	printConfirmValues(cmd *cobra.Command, flags iamFlags)
+	printConfirmValues(cmd *cobra.Command)
 	// printOutputValues prints the values that were created on the cloud provider.
-	printOutputValues(cmd *cobra.Command, flags iamFlags, iamFile cloudcmd.IAMOutput)
+	printOutputValues(cmd *cobra.Command, iamFile cloudcmd.IAMOutput)
 	// writeOutputValuesToConfig writes the output values of the IAM creation to the constellation config file.
-	writeOutputValuesToConfig(conf *config.Config, flags iamFlags, iamFile cloudcmd.IAMOutput)
-	// parseFlagsAndSetupConfig parses the provider-specific flags and fills the values into the IAM config (output values of the command).
-	parseFlagsAndSetupConfig(cmd *cobra.Command, flags iamFlags, iamConfig *cloudcmd.IAMConfigOptions) (iamFlags, error)
+	writeOutputValuesToConfig(conf *config.Config, iamFile cloudcmd.IAMOutput)
+	// getIAMConfigOptions sets up the IAM values required to create the IAM configuration.
+	getIAMConfigOptions() *cloudcmd.IAMConfigOptions
 	// parseAndWriteIDFile parses the GCP service account key and writes it to a keyfile. It is only implemented for GCP.
 	parseAndWriteIDFile(iamFile cloudcmd.IAMOutput, fileHandler file.Handler) error
-}
 
-// awsIAMCreator implements the providerIAMCreator interface for AWS.
-type awsIAMCreator struct{}
-
-func (c *awsIAMCreator) parseFlagsAndSetupConfig(cmd *cobra.Command, flags iamFlags, iamConfig *cloudcmd.IAMConfigOptions) (iamFlags, error) {
-	prefix, err := cmd.Flags().GetString("prefix")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing prefix string: %w", err)
-	}
-	if len(prefix) > 36 {
-		return iamFlags{}, fmt.Errorf("prefix must be 36 characters or less")
-	}
-	zone, err := cmd.Flags().GetString("zone")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing zone string: %w", err)
-	}
-
-	if !config.ValidateAWSZone(zone) {
-		return iamFlags{}, fmt.Errorf("invalid AWS zone. To find a valid zone, please refer to our docs and https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-regions-availability-zones.html#concepts-availability-zones")
-	}
-	// Infer region from zone.
-	region := zone[:len(zone)-1]
-	if !config.ValidateAWSRegion(region) {
-		return iamFlags{}, fmt.Errorf("invalid AWS region: %s", region)
-	}
-
-	flags.aws = awsFlags{
-		prefix: prefix,
-		zone:   zone,
-		region: region,
-	}
-
-	// Setup IAM config.
-	iamConfig.AWS = cloudcmd.AWSIAMConfig{
-		Region: flags.aws.region,
-		Prefix: flags.aws.prefix,
-	}
-
-	return flags, nil
-}
-
-func (c *awsIAMCreator) printConfirmValues(cmd *cobra.Command, flags iamFlags) {
-	cmd.Printf("Region:\t\t%s\n", flags.aws.region)
-	cmd.Printf("Name Prefix:\t%s\n\n", flags.aws.prefix)
-}
-
-func (c *awsIAMCreator) printOutputValues(cmd *cobra.Command, flags iamFlags, iamFile cloudcmd.IAMOutput) {
-	cmd.Printf("region:\t\t\t%s\n", flags.aws.region)
-	cmd.Printf("zone:\t\t\t%s\n", flags.aws.zone)
-	cmd.Printf("iamProfileControlPlane:\t%s\n", iamFile.AWSOutput.ControlPlaneInstanceProfile)
-	cmd.Printf("iamProfileWorkerNodes:\t%s\n\n", iamFile.AWSOutput.WorkerNodeInstanceProfile)
-}
-
-func (c *awsIAMCreator) writeOutputValuesToConfig(conf *config.Config, flags iamFlags, iamFile cloudcmd.IAMOutput) {
-	conf.Provider.AWS.Region = flags.aws.region
-	conf.Provider.AWS.Zone = flags.aws.zone
-	conf.Provider.AWS.IAMProfileControlPlane = iamFile.AWSOutput.ControlPlaneInstanceProfile
-	conf.Provider.AWS.IAMProfileWorkerNodes = iamFile.AWSOutput.WorkerNodeInstanceProfile
-	for groupName, group := range conf.NodeGroups {
-		group.Zone = flags.aws.zone
-		conf.NodeGroups[groupName] = group
-	}
-}
-
-func (c *awsIAMCreator) parseAndWriteIDFile(_ cloudcmd.IAMOutput, _ file.Handler) error {
-	return nil
-}
-
-// azureIAMCreator implements the providerIAMCreator interface for Azure.
-type azureIAMCreator struct{}
-
-func (c *azureIAMCreator) parseFlagsAndSetupConfig(cmd *cobra.Command, flags iamFlags, iamConfig *cloudcmd.IAMConfigOptions) (iamFlags, error) {
-	region, err := cmd.Flags().GetString("region")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing region string: %w", err)
-	}
-
-	resourceGroup, err := cmd.Flags().GetString("resourceGroup")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing resourceGroup string: %w", err)
-	}
-
-	servicePrincipal, err := cmd.Flags().GetString("servicePrincipal")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing servicePrincipal string: %w", err)
-	}
-
-	flags.azure = azureFlags{
-		region:           region,
-		resourceGroup:    resourceGroup,
-		servicePrincipal: servicePrincipal,
-	}
-
-	// Setup IAM config.
-	iamConfig.Azure = cloudcmd.AzureIAMConfig{
-		Region:           flags.azure.region,
-		ResourceGroup:    flags.azure.resourceGroup,
-		ServicePrincipal: flags.azure.servicePrincipal,
-	}
-
-	return flags, nil
-}
-
-func (c *azureIAMCreator) printConfirmValues(cmd *cobra.Command, flags iamFlags) {
-	cmd.Printf("Region:\t\t\t%s\n", flags.azure.region)
-	cmd.Printf("Resource Group:\t\t%s\n", flags.azure.resourceGroup)
-	cmd.Printf("Service Principal:\t%s\n\n", flags.azure.servicePrincipal)
-}
-
-func (c *azureIAMCreator) printOutputValues(cmd *cobra.Command, flags iamFlags, iamFile cloudcmd.IAMOutput) {
-	cmd.Printf("subscription:\t\t%s\n", iamFile.AzureOutput.SubscriptionID)
-	cmd.Printf("tenant:\t\t\t%s\n", iamFile.AzureOutput.TenantID)
-	cmd.Printf("location:\t\t%s\n", flags.azure.region)
-	cmd.Printf("resourceGroup:\t\t%s\n", flags.azure.resourceGroup)
-	cmd.Printf("userAssignedIdentity:\t%s\n", iamFile.AzureOutput.UAMIID)
-}
-
-func (c *azureIAMCreator) writeOutputValuesToConfig(conf *config.Config, flags iamFlags, iamFile cloudcmd.IAMOutput) {
-	conf.Provider.Azure.SubscriptionID = iamFile.AzureOutput.SubscriptionID
-	conf.Provider.Azure.TenantID = iamFile.AzureOutput.TenantID
-	conf.Provider.Azure.Location = flags.azure.region
-	conf.Provider.Azure.ResourceGroup = flags.azure.resourceGroup
-	conf.Provider.Azure.UserAssignedIdentity = iamFile.AzureOutput.UAMIID
-}
-
-func (c *azureIAMCreator) parseAndWriteIDFile(_ cloudcmd.IAMOutput, _ file.Handler) error {
-	return nil
-}
-
-// gcpIAMCreator implements the providerIAMCreator interface for GCP.
-type gcpIAMCreator struct {
-	pf pathprefix.PathPrefixer
-}
-
-func (c *gcpIAMCreator) parseFlagsAndSetupConfig(cmd *cobra.Command, flags iamFlags, iamConfig *cloudcmd.IAMConfigOptions) (iamFlags, error) {
-	zone, err := cmd.Flags().GetString("zone")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing zone string: %w", err)
-	}
-	if !zoneRegex.MatchString(zone) {
-		return iamFlags{}, fmt.Errorf("invalid zone string: %s", zone)
-	}
-
-	// Infer region from zone.
-	zoneParts := strings.Split(zone, "-")
-	region := fmt.Sprintf("%s-%s", zoneParts[0], zoneParts[1])
-	if !regionRegex.MatchString(region) {
-		return iamFlags{}, fmt.Errorf("invalid region string: %s", region)
-	}
-
-	projectID, err := cmd.Flags().GetString("projectID")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing projectID string: %w", err)
-	}
-	if !gcpIDRegex.MatchString(projectID) {
-		return iamFlags{}, fmt.Errorf("projectID %q doesn't match %s", projectID, gcpIDRegex)
-	}
-
-	serviceAccID, err := cmd.Flags().GetString("serviceAccountID")
-	if err != nil {
-		return iamFlags{}, fmt.Errorf("parsing serviceAccountID string: %w", err)
-	}
-	if !gcpIDRegex.MatchString(serviceAccID) {
-		return iamFlags{}, fmt.Errorf("serviceAccountID %q doesn't match %s", serviceAccID, gcpIDRegex)
-	}
-
-	flags.gcp = gcpFlags{
-		zone:             zone,
-		region:           region,
-		projectID:        projectID,
-		serviceAccountID: serviceAccID,
-	}
-
-	// Setup IAM config.
-	iamConfig.GCP = cloudcmd.GCPIAMConfig{
-		Zone:             flags.gcp.zone,
-		Region:           flags.gcp.region,
-		ProjectID:        flags.gcp.projectID,
-		ServiceAccountID: flags.gcp.serviceAccountID,
-	}
-
-	return flags, nil
-}
-
-func (c *gcpIAMCreator) printConfirmValues(cmd *cobra.Command, flags iamFlags) {
-	cmd.Printf("Project ID:\t\t%s\n", flags.gcp.projectID)
-	cmd.Printf("Service Account ID:\t%s\n", flags.gcp.serviceAccountID)
-	cmd.Printf("Region:\t\t\t%s\n", flags.gcp.region)
-	cmd.Printf("Zone:\t\t\t%s\n\n", flags.gcp.zone)
-}
-
-func (c *gcpIAMCreator) printOutputValues(cmd *cobra.Command, flags iamFlags, _ cloudcmd.IAMOutput) {
-	cmd.Printf("projectID:\t\t%s\n", flags.gcp.projectID)
-	cmd.Printf("region:\t\t\t%s\n", flags.gcp.region)
-	cmd.Printf("zone:\t\t\t%s\n", flags.gcp.zone)
-	cmd.Printf("serviceAccountKeyPath:\t%s\n\n", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
-}
-
-func (c *gcpIAMCreator) writeOutputValuesToConfig(conf *config.Config, flags iamFlags, _ cloudcmd.IAMOutput) {
-	conf.Provider.GCP.Project = flags.gcp.projectID
-	conf.Provider.GCP.ServiceAccountKeyPath = constants.GCPServiceAccountKeyFilename // File was created in workspace, so only the filename is needed.
-	conf.Provider.GCP.Region = flags.gcp.region
-	conf.Provider.GCP.Zone = flags.gcp.zone
-	for groupName, group := range conf.NodeGroups {
-		group.Zone = flags.gcp.zone
-		conf.NodeGroups[groupName] = group
-	}
-}
-
-func (c *gcpIAMCreator) parseAndWriteIDFile(iamFile cloudcmd.IAMOutput, fileHandler file.Handler) error {
-	// GCP needs to write the service account key to a file.
-	tmpOut, err := parseIDFile(iamFile.GCPOutput.ServiceAccountKey)
-	if err != nil {
-		return err
-	}
-
-	return fileHandler.WriteJSON(constants.GCPServiceAccountKeyFilename, tmpOut, file.OptNone)
+	validateConfigWithFlagCompatibility(config.Config) error
 }
 
 // parseIDFile parses the given base64 encoded JSON string of the GCP service account key and returns a map.
@@ -594,30 +219,17 @@ func parseIDFile(serviceAccountKeyBase64 string) (map[string]string, error) {
 }
 
 // validateConfigWithFlagCompatibility checks if the config is compatible with the flags.
-func validateConfigWithFlagCompatibility(iamProvider cloudprovider.Provider, cfg config.Config, flags iamFlags) error {
+func validateConfigWithFlagCompatibility(iamProvider cloudprovider.Provider, cfg config.Config, zone string) error {
 	if !cfg.HasProvider(iamProvider) {
 		return fmt.Errorf("cloud provider from the the configuration file differs from the one provided via the command %q", iamProvider)
 	}
-	return checkIfCfgZoneAndFlagZoneDiffer(iamProvider, flags, cfg)
+	return checkIfCfgZoneAndFlagZoneDiffer(zone, cfg)
 }
 
-func checkIfCfgZoneAndFlagZoneDiffer(iamProvider cloudprovider.Provider, flags iamFlags, cfg config.Config) error {
-	flagZone := flagZoneOrAzRegion(iamProvider, flags)
+func checkIfCfgZoneAndFlagZoneDiffer(zone string, cfg config.Config) error {
 	configZone := cfg.GetZone()
-	if configZone != "" && flagZone != configZone {
-		return fmt.Errorf("zone/region from the configuration file %q differs from the one provided via flags %q", configZone, flagZone)
+	if configZone != "" && zone != configZone {
+		return fmt.Errorf("zone/region from the configuration file %q differs from the one provided via flags %q", configZone, zone)
 	}
 	return nil
 }
-
-func flagZoneOrAzRegion(provider cloudprovider.Provider, flags iamFlags) string {
-	switch provider {
-	case cloudprovider.AWS:
-		return flags.aws.zone
-	case cloudprovider.Azure:
-		return flags.azure.region
-	case cloudprovider.GCP:
-		return flags.gcp.zone
-	}
-	return ""
-}

cli/internal/cmd/iamcreate_test.go

@@ -82,7 +82,6 @@ func TestIAMCreateAWS(t *testing.T) {
 	testCases := map[string]struct {
 		setupFs             func(require *require.Assertions, provider cloudprovider.Provider, existingConfigFiles []string, existingDirs []string) afero.Fs
 		creator             *stubIAMCreator
-		provider            cloudprovider.Provider
 		zoneFlag            string
 		prefixFlag          string
 		yesFlag             bool
@@ -96,26 +95,14 @@ func TestIAMCreateAWS(t *testing.T) {
 		"iam create aws": {
 			setupFs:             defaultFs,
 			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
 			zoneFlag:            "us-east-2a",
 			prefixFlag:          "test",
 			yesFlag:             true,
 			existingConfigFiles: []string{constants.ConfigFilename},
 		},
-		"iam create aws fails when --zone has no availability zone": {
-			setupFs:             defaultFs,
-			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
-			zoneFlag:            "us-east-1",
-			prefixFlag:          "test",
-			yesFlag:             true,
-			existingConfigFiles: []string{constants.ConfigFilename},
-			wantErr:             true,
-		},
 		"iam create aws --update-config": {
 			setupFs:             defaultFs,
 			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
 			zoneFlag:            "us-east-2a",
 			prefixFlag:          "test",
 			yesFlag:             true,
@@ -130,7 +117,6 @@ func TestIAMCreateAWS(t *testing.T) {
 				return *cfg
 			}()),
 			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
 			zoneFlag:            "us-east-1a",
 			prefixFlag:          "test",
 			yesFlag:             true,
@@ -141,7 +127,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"iam create aws --update-config fails when config has different provider": {
 			setupFs:             createFSWithConfig(*createConfig(cloudprovider.GCP)),
 			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
 			zoneFlag:            "us-east-1a",
 			prefixFlag:          "test",
 			yesFlag:             true,
@@ -152,7 +137,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"iam create aws no config": {
 			setupFs:    defaultFs,
 			creator:    &stubIAMCreator{id: validIAMIDFile},
-			provider:   cloudprovider.AWS,
 			zoneFlag:   "us-east-2a",
 			prefixFlag: "test",
 			yesFlag:    true,
@@ -160,7 +144,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"iam create aws existing terraform dir": {
 			setupFs:      defaultFs,
 			creator:      &stubIAMCreator{id: validIAMIDFile},
-			provider:     cloudprovider.AWS,
 			zoneFlag:     "us-east-2a",
 			prefixFlag:   "test",
 			yesFlag:      true,
@@ -170,7 +153,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"interactive": {
 			setupFs:    defaultFs,
 			creator:    &stubIAMCreator{id: validIAMIDFile},
-			provider:   cloudprovider.AWS,
 			zoneFlag:   "us-east-2a",
 			prefixFlag: "test",
 			stdin:      "yes\n",
@@ -178,7 +160,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"interactive update config": {
 			setupFs:             defaultFs,
 			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
 			zoneFlag:            "us-east-2a",
 			prefixFlag:          "test",
 			stdin:               "yes\n",
@@ -188,7 +169,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"interactive abort": {
 			setupFs:    defaultFs,
 			creator:    &stubIAMCreator{id: validIAMIDFile},
-			provider:   cloudprovider.AWS,
 			zoneFlag:   "us-east-2a",
 			prefixFlag: "test",
 			stdin:      "no\n",
@@ -197,7 +177,6 @@ func TestIAMCreateAWS(t *testing.T) {
 		"interactive update config abort": {
 			setupFs:             defaultFs,
 			creator:             &stubIAMCreator{id: validIAMIDFile},
-			provider:            cloudprovider.AWS,
 			zoneFlag:            "us-east-2a",
 			prefixFlag:          "test",
 			stdin:               "no\n",
@@ -205,19 +184,9 @@ func TestIAMCreateAWS(t *testing.T) {
 			wantAbort:           true,
 			existingConfigFiles: []string{constants.ConfigFilename},
 		},
-		"invalid zone": {
-			setupFs:    defaultFs,
-			creator:    &stubIAMCreator{id: validIAMIDFile},
-			provider:   cloudprovider.AWS,
-			zoneFlag:   "us-west",
-			prefixFlag: "test",
-			yesFlag:    true,
-			wantErr:    true,
-		},
 		"unwritable fs": {
 			setupFs:          readOnlyFs,
 			creator:          &stubIAMCreator{id: validIAMIDFile},
-			provider:         cloudprovider.AWS,
 			zoneFlag:         "us-east-2a",
 			prefixFlag:       "test",
 			yesFlag:          true,
@@ -236,27 +205,7 @@ func TestIAMCreateAWS(t *testing.T) {
 			cmd.SetErr(&bytes.Buffer{})
 			cmd.SetIn(bytes.NewBufferString(tc.stdin))
 
-			// register persistent flags manually
-			cmd.Flags().String("workspace", "", "")
-			cmd.Flags().Bool("update-config", false, "")
-			cmd.Flags().Bool("yes", false, "")
-			cmd.Flags().String("name", "constell", "")
-			cmd.Flags().String("tf-log", "NONE", "")
-
-			if tc.zoneFlag != "" {
-				require.NoError(cmd.Flags().Set("zone", tc.zoneFlag))
-			}
-			if tc.prefixFlag != "" {
-				require.NoError(cmd.Flags().Set("prefix", tc.prefixFlag))
-			}
-			if tc.yesFlag {
-				require.NoError(cmd.Flags().Set("yes", "true"))
-			}
-			if tc.updateConfigFlag {
-				require.NoError(cmd.Flags().Set("update-config", "true"))
-			}
-
-			fileHandler := file.NewHandler(tc.setupFs(require, tc.provider, tc.existingConfigFiles, tc.existingDirs))
+			fileHandler := file.NewHandler(tc.setupFs(require, cloudprovider.AWS, tc.existingConfigFiles, tc.existingDirs))
 
 			iamCreator := &iamCreator{
 				cmd:         cmd,
@@ -265,8 +214,17 @@ func TestIAMCreateAWS(t *testing.T) {
 				creator:     tc.creator,
 				fileHandler: fileHandler,
 				iamConfig:   &cloudcmd.IAMConfigOptions{},
-				provider:        tc.provider,
-				providerCreator: &awsIAMCreator{},
+				provider:    cloudprovider.AWS,
+				flags: iamCreateFlags{
+					yes:          tc.yesFlag,
+					updateConfig: tc.updateConfigFlag,
+				},
+				providerCreator: &awsIAMCreator{
+					flags: awsIAMCreateFlags{
+						zone:   tc.zoneFlag,
+						prefix: tc.prefixFlag,
+					},
+				},
 			}
 			err := iamCreator.create(cmd.Context())
 
@@ -315,7 +273,6 @@ func TestIAMCreateAzure(t *testing.T) {
 	testCases := map[string]struct {
 		setupFs              func(require *require.Assertions, provider cloudprovider.Provider, existingConfigFiles []string, existingDirs []string) afero.Fs
 		creator              *stubIAMCreator
-		provider             cloudprovider.Provider
 		regionFlag           string
 		servicePrincipalFlag string
 		resourceGroupFlag    string
@@ -330,7 +287,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"iam create azure": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -339,7 +295,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"iam create azure with existing config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -349,7 +304,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"iam create azure --update-config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -360,7 +314,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"iam create azure existing terraform dir": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -371,7 +324,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"interactive": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -380,7 +332,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"interactive update config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -391,7 +342,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"interactive abort": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -401,7 +351,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"interactive update config abort": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -413,7 +362,6 @@ func TestIAMCreateAzure(t *testing.T) {
 		"unwritable fs": {
 			setupFs:              readOnlyFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.Azure,
 			regionFlag:           "westus",
 			servicePrincipalFlag: "constell-test-sp",
 			resourceGroupFlag:    "constell-test-rg",
@@ -433,30 +381,7 @@ func TestIAMCreateAzure(t *testing.T) {
 			cmd.SetErr(&bytes.Buffer{})
 			cmd.SetIn(bytes.NewBufferString(tc.stdin))
 
-			// register persistent flags manually
-			cmd.Flags().String("workspace", "", "")
-			cmd.Flags().Bool("update-config", false, "")
-			cmd.Flags().Bool("yes", false, "")
-			cmd.Flags().String("name", "constell", "")
-			cmd.Flags().String("tf-log", "NONE", "")
-
-			if tc.regionFlag != "" {
-				require.NoError(cmd.Flags().Set("region", tc.regionFlag))
-			}
-			if tc.resourceGroupFlag != "" {
-				require.NoError(cmd.Flags().Set("resourceGroup", tc.resourceGroupFlag))
-			}
-			if tc.servicePrincipalFlag != "" {
-				require.NoError(cmd.Flags().Set("servicePrincipal", tc.servicePrincipalFlag))
-			}
-			if tc.yesFlag {
-				require.NoError(cmd.Flags().Set("yes", "true"))
-			}
-			if tc.updateConfigFlag {
-				require.NoError(cmd.Flags().Set("update-config", "true"))
-			}
-
-			fileHandler := file.NewHandler(tc.setupFs(require, tc.provider, tc.existingConfigFiles, tc.existingDirs))
+			fileHandler := file.NewHandler(tc.setupFs(require, cloudprovider.Azure, tc.existingConfigFiles, tc.existingDirs))
 
 			iamCreator := &iamCreator{
 				cmd:         cmd,
@@ -465,8 +390,18 @@ func TestIAMCreateAzure(t *testing.T) {
 				creator:     tc.creator,
 				fileHandler: fileHandler,
 				iamConfig:   &cloudcmd.IAMConfigOptions{},
-				provider:        tc.provider,
-				providerCreator: &azureIAMCreator{},
+				provider:    cloudprovider.Azure,
+				flags: iamCreateFlags{
+					yes:          tc.yesFlag,
+					updateConfig: tc.updateConfigFlag,
+				},
+				providerCreator: &azureIAMCreator{
+					flags: azureIAMCreateFlags{
+						region:           tc.regionFlag,
+						resourceGroup:    tc.resourceGroupFlag,
+						servicePrincipal: tc.servicePrincipalFlag,
+					},
+				},
 			}
 			err := iamCreator.create(cmd.Context())
 
@@ -519,7 +454,6 @@ func TestIAMCreateGCP(t *testing.T) {
 	testCases := map[string]struct {
 		setupFs              func(require *require.Assertions, provider cloudprovider.Provider, existingConfigFiles []string, existingDirs []string) afero.Fs
 		creator              *stubIAMCreator
-		provider             cloudprovider.Provider
 		zoneFlag             string
 		serviceAccountIDFlag string
 		projectIDFlag        string
@@ -534,7 +468,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"iam create gcp": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -543,7 +476,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"iam create gcp with existing config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -553,7 +485,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"iam create gcp --update-config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -564,7 +495,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"iam create gcp existing terraform dir": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -573,18 +503,9 @@ func TestIAMCreateGCP(t *testing.T) {
 			yesFlag:      true,
 			wantErr:      true,
 		},
-		"iam create gcp invalid flags": {
-			setupFs:  defaultFs,
-			creator:  &stubIAMCreator{id: validIAMIDFile},
-			provider: cloudprovider.GCP,
-			zoneFlag: "-a",
-			yesFlag:  true,
-			wantErr:  true,
-		},
 		"iam create gcp invalid b64": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: invalidIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -594,7 +515,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"interactive": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -603,7 +523,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"interactive update config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -614,7 +533,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"interactive abort": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -624,7 +542,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"interactive abort update config": {
 			setupFs:              defaultFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -636,7 +553,6 @@ func TestIAMCreateGCP(t *testing.T) {
 		"unwritable fs": {
 			setupFs:              readOnlyFs,
 			creator:              &stubIAMCreator{id: validIAMIDFile},
-			provider:             cloudprovider.GCP,
 			zoneFlag:             "europe-west1-a",
 			serviceAccountIDFlag: "constell-test",
 			projectIDFlag:        "constell-1234",
@@ -656,30 +572,7 @@ func TestIAMCreateGCP(t *testing.T) {
 			cmd.SetErr(&bytes.Buffer{})
 			cmd.SetIn(bytes.NewBufferString(tc.stdin))
 
-			// register persistent flags manually
-			cmd.Flags().String("workspace", "", "")
-			cmd.Flags().Bool("update-config", false, "")
-			cmd.Flags().Bool("yes", false, "")
-			cmd.Flags().String("name", "constell", "")
-			cmd.Flags().String("tf-log", "NONE", "")
-
-			if tc.zoneFlag != "" {
-				require.NoError(cmd.Flags().Set("zone", tc.zoneFlag))
-			}
-			if tc.serviceAccountIDFlag != "" {
-				require.NoError(cmd.Flags().Set("serviceAccountID", tc.serviceAccountIDFlag))
-			}
-			if tc.projectIDFlag != "" {
-				require.NoError(cmd.Flags().Set("projectID", tc.projectIDFlag))
-			}
-			if tc.yesFlag {
-				require.NoError(cmd.Flags().Set("yes", "true"))
-			}
-			if tc.updateConfigFlag {
-				require.NoError(cmd.Flags().Set("update-config", "true"))
-			}
-
-			fileHandler := file.NewHandler(tc.setupFs(require, tc.provider, tc.existingConfigFiles, tc.existingDirs))
+			fileHandler := file.NewHandler(tc.setupFs(require, cloudprovider.GCP, tc.existingConfigFiles, tc.existingDirs))
 
 			iamCreator := &iamCreator{
 				cmd:         cmd,
@@ -688,8 +581,18 @@ func TestIAMCreateGCP(t *testing.T) {
 				creator:     tc.creator,
 				fileHandler: fileHandler,
 				iamConfig:   &cloudcmd.IAMConfigOptions{},
-				provider:        tc.provider,
-				providerCreator: &gcpIAMCreator{},
+				provider:    cloudprovider.GCP,
+				flags: iamCreateFlags{
+					yes:          tc.yesFlag,
+					updateConfig: tc.updateConfigFlag,
+				},
+				providerCreator: &gcpIAMCreator{
+					flags: gcpIAMCreateFlags{
+						zone:             tc.zoneFlag,
+						serviceAccountID: tc.serviceAccountIDFlag,
+						projectID:        tc.projectIDFlag,
+					},
+				},
 			}
 			err := iamCreator.create(cmd.Context())
 
@@ -724,7 +627,7 @@ func TestValidateConfigWithFlagCompatibility(t *testing.T) {
 	testCases := map[string]struct {
 		iamProvider cloudprovider.Provider
 		cfg         config.Config
-		flags       iamFlags
+		zone        string
 		wantErr     bool
 	}{
 		"AWS valid when cfg.zone == flag.zone": {
@@ -734,21 +637,13 @@ func TestValidateConfigWithFlagCompatibility(t *testing.T) {
 				cfg.Provider.AWS.Zone = "europe-west-1a"
 				return *cfg
 			}(),
-			flags: iamFlags{
-				aws: awsFlags{
 			zone: "europe-west-1a",
 		},
-			},
-		},
 		"AWS valid when cfg.zone not set": {
 			iamProvider: cloudprovider.AWS,
 			cfg:         *createConfig(cloudprovider.AWS),
-			flags: iamFlags{
-				aws: awsFlags{
 			zone:        "europe-west-1a",
 		},
-			},
-		},
 		"GCP invalid when cfg.zone != flag.zone": {
 			iamProvider: cloudprovider.GCP,
 			cfg: func() config.Config {
@@ -756,11 +651,7 @@ func TestValidateConfigWithFlagCompatibility(t *testing.T) {
 				cfg.Provider.GCP.Zone = "europe-west-1a"
 				return *cfg
 			}(),
-			flags: iamFlags{
-				aws: awsFlags{
 			zone:    "us-west-1a",
-				},
-			},
 			wantErr: true,
 		},
 		"Azure invalid when cfg.zone != flag.zone": {
@@ -770,11 +661,7 @@ func TestValidateConfigWithFlagCompatibility(t *testing.T) {
 				cfg.Provider.Azure.Location = "europe-west-1a"
 				return *cfg
 			}(),
-			flags: iamFlags{
-				aws: awsFlags{
 			zone:    "us-west-1a",
-				},
-			},
 			wantErr: true,
 		},
 		"GCP invalid when cfg.provider different from iam provider": {
@@ -786,7 +673,7 @@ func TestValidateConfigWithFlagCompatibility(t *testing.T) {
 	for name, tc := range testCases {
 		t.Run(name, func(t *testing.T) {
 			assert := assert.New(t)
-			err := validateConfigWithFlagCompatibility(tc.iamProvider, tc.cfg, tc.flags)
+			err := validateConfigWithFlagCompatibility(tc.iamProvider, tc.cfg, tc.zone)
 			if tc.wantErr {
 				assert.Error(err)
 				return

cli/internal/cmd/iamcreateaws.go

@@ -0,0 +1,121 @@
+/*
+Copyright (c) Edgeless Systems GmbH
+SPDX-License-Identifier: AGPL-3.0-only
+*/
+
+package cmd
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
+	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
+	"github.com/edgelesssys/constellation/v2/internal/config"
+	"github.com/edgelesssys/constellation/v2/internal/file"
+	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
+)
+
+// newIAMCreateAWSCmd returns a new cobra.Command for the iam create aws command.
+func newIAMCreateAWSCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "aws",
+		Short: "Create IAM configuration on AWS for your Constellation cluster",
+		Long:  "Create IAM configuration on AWS for your Constellation cluster.",
+		Args:  cobra.ExactArgs(0),
+		RunE:  runIAMCreateAWS,
+	}
+
+	cmd.Flags().String("prefix", "", "name prefix for all resources (required)")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "prefix"))
+	cmd.Flags().String("zone", "", "AWS availability zone the resources will be created in, e.g., us-east-2a (required)\n"+
+		"See the Constellation docs for a list of currently supported regions.")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "zone"))
+	return cmd
+}
+
+func runIAMCreateAWS(cmd *cobra.Command, _ []string) error {
+	creator := &awsIAMCreator{}
+	if err := creator.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	return runIAMCreate(cmd, creator, cloudprovider.AWS)
+}
+
+// awsIAMCreateFlags contains the parsed flags of the iam create aws command.
+type awsIAMCreateFlags struct {
+	prefix string
+	region string
+	zone   string
+}
+
+func (f *awsIAMCreateFlags) parse(flags *pflag.FlagSet) error {
+	var err error
+	f.prefix, err = flags.GetString("prefix")
+	if err != nil {
+		return fmt.Errorf("getting 'prefix' flag: %w", err)
+	}
+	if len(f.prefix) > 36 {
+		return errors.New("prefix must be 36 characters or less")
+	}
+	f.zone, err = flags.GetString("zone")
+	if err != nil {
+		return fmt.Errorf("getting 'zone' flag: %w", err)
+	}
+	if !config.ValidateAWSZone(f.zone) {
+		return errors.New("invalid AWS zone. To find a valid zone, please refer to our docs and https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-regions-availability-zones.html#concepts-availability-zones")
+	}
+	// Infer region from zone.
+	f.region = f.zone[:len(f.zone)-1]
+	if !config.ValidateAWSRegion(f.region) {
+		return fmt.Errorf("invalid AWS region: %s", f.region)
+	}
+
+	return nil
+}
+
+// awsIAMCreator implements the providerIAMCreator interface for AWS.
+type awsIAMCreator struct {
+	flags awsIAMCreateFlags
+}
+
+func (c *awsIAMCreator) getIAMConfigOptions() *cloudcmd.IAMConfigOptions {
+	return &cloudcmd.IAMConfigOptions{
+		AWS: cloudcmd.AWSIAMConfig{
+			Region: c.flags.region,
+			Prefix: c.flags.prefix,
+		},
+	}
+}
+
+func (c *awsIAMCreator) printConfirmValues(cmd *cobra.Command) {
+	cmd.Printf("Region:\t\t%s\n", c.flags.region)
+	cmd.Printf("Name Prefix:\t%s\n\n", c.flags.prefix)
+}
+
+func (c *awsIAMCreator) printOutputValues(cmd *cobra.Command, iamFile cloudcmd.IAMOutput) {
+	cmd.Printf("region:\t\t\t%s\n", c.flags.region)
+	cmd.Printf("zone:\t\t\t%s\n", c.flags.zone)
+	cmd.Printf("iamProfileControlPlane:\t%s\n", iamFile.AWSOutput.ControlPlaneInstanceProfile)
+	cmd.Printf("iamProfileWorkerNodes:\t%s\n\n", iamFile.AWSOutput.WorkerNodeInstanceProfile)
+}
+
+func (c *awsIAMCreator) writeOutputValuesToConfig(conf *config.Config, iamFile cloudcmd.IAMOutput) {
+	conf.Provider.AWS.Region = c.flags.region
+	conf.Provider.AWS.Zone = c.flags.zone
+	conf.Provider.AWS.IAMProfileControlPlane = iamFile.AWSOutput.ControlPlaneInstanceProfile
+	conf.Provider.AWS.IAMProfileWorkerNodes = iamFile.AWSOutput.WorkerNodeInstanceProfile
+	for groupName, group := range conf.NodeGroups {
+		group.Zone = c.flags.zone
+		conf.NodeGroups[groupName] = group
+	}
+}
+
+func (c *awsIAMCreator) parseAndWriteIDFile(_ cloudcmd.IAMOutput, _ file.Handler) error {
+	return nil
+}
+
+func (c *awsIAMCreator) validateConfigWithFlagCompatibility(conf config.Config) error {
+	return validateConfigWithFlagCompatibility(cloudprovider.AWS, conf, c.flags.zone)
+}

cli/internal/cmd/iamcreateazure.go

@@ -0,0 +1,113 @@
+/*
+Copyright (c) Edgeless Systems GmbH
+SPDX-License-Identifier: AGPL-3.0-only
+*/
+
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
+	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
+	"github.com/edgelesssys/constellation/v2/internal/config"
+	"github.com/edgelesssys/constellation/v2/internal/file"
+	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
+)
+
+// newIAMCreateAzureCmd returns a new cobra.Command for the iam create azure command.
+func newIAMCreateAzureCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "azure",
+		Short: "Create IAM configuration on Microsoft Azure for your Constellation cluster",
+		Long:  "Create IAM configuration on Microsoft Azure for your Constellation cluster.",
+		Args:  cobra.ExactArgs(0),
+		RunE:  runIAMCreateAzure,
+	}
+
+	cmd.Flags().String("resourceGroup", "", "name prefix of the two resource groups your cluster / IAM resources will be created in (required)")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "resourceGroup"))
+	cmd.Flags().String("region", "", "region the resources will be created in, e.g., westus (required)")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "region"))
+	cmd.Flags().String("servicePrincipal", "", "name of the service principal that will be created (required)")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "servicePrincipal"))
+	return cmd
+}
+
+func runIAMCreateAzure(cmd *cobra.Command, _ []string) error {
+	creator := &azureIAMCreator{}
+	if err := creator.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	return runIAMCreate(cmd, creator, cloudprovider.Azure)
+}
+
+// azureIAMCreateFlags contains the parsed flags of the iam create azure command.
+type azureIAMCreateFlags struct {
+	region           string
+	resourceGroup    string
+	servicePrincipal string
+}
+
+func (f *azureIAMCreateFlags) parse(flags *pflag.FlagSet) error {
+	var err error
+	f.region, err = flags.GetString("region")
+	if err != nil {
+		return fmt.Errorf("getting 'region' flag: %w", err)
+	}
+	f.resourceGroup, err = flags.GetString("resourceGroup")
+	if err != nil {
+		return fmt.Errorf("getting 'resourceGroup' flag: %w", err)
+	}
+	f.servicePrincipal, err = flags.GetString("servicePrincipal")
+	if err != nil {
+		return fmt.Errorf("getting 'servicePrincipal' flag: %w", err)
+	}
+	return nil
+}
+
+// azureIAMCreator implements the providerIAMCreator interface for Azure.
+type azureIAMCreator struct {
+	flags azureIAMCreateFlags
+}
+
+func (c *azureIAMCreator) getIAMConfigOptions() *cloudcmd.IAMConfigOptions {
+	return &cloudcmd.IAMConfigOptions{
+		Azure: cloudcmd.AzureIAMConfig{
+			Region:           c.flags.region,
+			ResourceGroup:    c.flags.resourceGroup,
+			ServicePrincipal: c.flags.servicePrincipal,
+		},
+	}
+}
+
+func (c *azureIAMCreator) printConfirmValues(cmd *cobra.Command) {
+	cmd.Printf("Region:\t\t\t%s\n", c.flags.region)
+	cmd.Printf("Resource Group:\t\t%s\n", c.flags.resourceGroup)
+	cmd.Printf("Service Principal:\t%s\n\n", c.flags.servicePrincipal)
+}
+
+func (c *azureIAMCreator) printOutputValues(cmd *cobra.Command, iamFile cloudcmd.IAMOutput) {
+	cmd.Printf("subscription:\t\t%s\n", iamFile.AzureOutput.SubscriptionID)
+	cmd.Printf("tenant:\t\t\t%s\n", iamFile.AzureOutput.TenantID)
+	cmd.Printf("location:\t\t%s\n", c.flags.region)
+	cmd.Printf("resourceGroup:\t\t%s\n", c.flags.resourceGroup)
+	cmd.Printf("userAssignedIdentity:\t%s\n", iamFile.AzureOutput.UAMIID)
+}
+
+func (c *azureIAMCreator) writeOutputValuesToConfig(conf *config.Config, iamFile cloudcmd.IAMOutput) {
+	conf.Provider.Azure.SubscriptionID = iamFile.AzureOutput.SubscriptionID
+	conf.Provider.Azure.TenantID = iamFile.AzureOutput.TenantID
+	conf.Provider.Azure.Location = c.flags.region
+	conf.Provider.Azure.ResourceGroup = c.flags.resourceGroup
+	conf.Provider.Azure.UserAssignedIdentity = iamFile.AzureOutput.UAMIID
+}
+
+func (c *azureIAMCreator) parseAndWriteIDFile(_ cloudcmd.IAMOutput, _ file.Handler) error {
+	return nil
+}
+
+func (c *azureIAMCreator) validateConfigWithFlagCompatibility(conf config.Config) error {
+	return validateConfigWithFlagCompatibility(cloudprovider.Azure, conf, c.flags.region)
+}

cli/internal/cmd/iamcreategcp.go

@@ -0,0 +1,153 @@
+/*
+Copyright (c) Edgeless Systems GmbH
+SPDX-License-Identifier: AGPL-3.0-only
+*/
+
+package cmd
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
+	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
+	"github.com/edgelesssys/constellation/v2/internal/config"
+	"github.com/edgelesssys/constellation/v2/internal/constants"
+	"github.com/edgelesssys/constellation/v2/internal/file"
+	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
+)
+
+// NewIAMCreateGCPCmd returns a new cobra.Command for the iam create gcp command.
+func newIAMCreateGCPCmd() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "gcp",
+		Short: "Create IAM configuration on GCP for your Constellation cluster",
+		Long:  "Create IAM configuration on GCP for your Constellation cluster.",
+		Args:  cobra.ExactArgs(0),
+		RunE:  runIAMCreateGCP,
+	}
+
+	cmd.Flags().String("zone", "", "GCP zone the cluster will be deployed in (required)\n"+
+		"Find a list of available zones here: https://cloud.google.com/compute/docs/regions-zones#available")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "zone"))
+	cmd.Flags().String("serviceAccountID", "", "ID for the service account that will be created (required)\n"+
+		"Must be 6 to 30 lowercase letters, digits, or hyphens.")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "serviceAccountID"))
+	cmd.Flags().String("projectID", "", "ID of the GCP project the configuration will be created in (required)\n"+
+		"Find it on the welcome screen of your project: https://console.cloud.google.com/welcome")
+	must(cobra.MarkFlagRequired(cmd.Flags(), "projectID"))
+
+	return cmd
+}
+
+func runIAMCreateGCP(cmd *cobra.Command, _ []string) error {
+	creator := &gcpIAMCreator{}
+	if err := creator.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	return runIAMCreate(cmd, creator, cloudprovider.GCP)
+}
+
+// gcpIAMCreateFlags contains the parsed flags of the iam create gcp command.
+type gcpIAMCreateFlags struct {
+	rootFlags
+	serviceAccountID string
+	zone             string
+	region           string
+	projectID        string
+}
+
+func (f *gcpIAMCreateFlags) parse(flags *pflag.FlagSet) error {
+	var err error
+	if err = f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	f.zone, err = flags.GetString("zone")
+	if err != nil {
+		return fmt.Errorf("getting 'zone' flag: %w", err)
+	}
+	if !zoneRegex.MatchString(f.zone) {
+		return fmt.Errorf("invalid zone string: %s", f.zone)
+	}
+
+	// Infer region from zone.
+	zoneParts := strings.Split(f.zone, "-")
+	f.region = fmt.Sprintf("%s-%s", zoneParts[0], zoneParts[1])
+	if !regionRegex.MatchString(f.region) {
+		return fmt.Errorf("invalid region string: %s", f.region)
+	}
+
+	f.projectID, err = flags.GetString("projectID")
+	if err != nil {
+		return fmt.Errorf("getting 'projectID' flag: %w", err)
+	}
+	if !gcpIDRegex.MatchString(f.projectID) {
+		return fmt.Errorf("projectID %q doesn't match %s", f.projectID, gcpIDRegex)
+	}
+
+	f.serviceAccountID, err = flags.GetString("serviceAccountID")
+	if err != nil {
+		return fmt.Errorf("getting 'serviceAccountID' flag: %w", err)
+	}
+	if !gcpIDRegex.MatchString(f.serviceAccountID) {
+		return fmt.Errorf("serviceAccountID %q doesn't match %s", f.serviceAccountID, gcpIDRegex)
+	}
+	return nil
+}
+
+// gcpIAMCreator implements the providerIAMCreator interface for GCP.
+type gcpIAMCreator struct {
+	flags gcpIAMCreateFlags
+}
+
+func (c *gcpIAMCreator) getIAMConfigOptions() *cloudcmd.IAMConfigOptions {
+	return &cloudcmd.IAMConfigOptions{
+		GCP: cloudcmd.GCPIAMConfig{
+			Zone:             c.flags.zone,
+			Region:           c.flags.region,
+			ProjectID:        c.flags.projectID,
+			ServiceAccountID: c.flags.serviceAccountID,
+		},
+	}
+}
+
+func (c *gcpIAMCreator) printConfirmValues(cmd *cobra.Command) {
+	cmd.Printf("Project ID:\t\t%s\n", c.flags.projectID)
+	cmd.Printf("Service Account ID:\t%s\n", c.flags.serviceAccountID)
+	cmd.Printf("Region:\t\t\t%s\n", c.flags.region)
+	cmd.Printf("Zone:\t\t\t%s\n\n", c.flags.zone)
+}
+
+func (c *gcpIAMCreator) printOutputValues(cmd *cobra.Command, _ cloudcmd.IAMOutput) {
+	cmd.Printf("projectID:\t\t%s\n", c.flags.projectID)
+	cmd.Printf("region:\t\t\t%s\n", c.flags.region)
+	cmd.Printf("zone:\t\t\t%s\n", c.flags.zone)
+	cmd.Printf("serviceAccountKeyPath:\t%s\n\n", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+}
+
+func (c *gcpIAMCreator) writeOutputValuesToConfig(conf *config.Config, _ cloudcmd.IAMOutput) {
+	conf.Provider.GCP.Project = c.flags.projectID
+	conf.Provider.GCP.ServiceAccountKeyPath = constants.GCPServiceAccountKeyFilename // File was created in workspace, so only the filename is needed.
+	conf.Provider.GCP.Region = c.flags.region
+	conf.Provider.GCP.Zone = c.flags.zone
+	for groupName, group := range conf.NodeGroups {
+		group.Zone = c.flags.zone
+		conf.NodeGroups[groupName] = group
+	}
+}
+
+func (c *gcpIAMCreator) parseAndWriteIDFile(iamFile cloudcmd.IAMOutput, fileHandler file.Handler) error {
+	// GCP needs to write the service account key to a file.
+	tmpOut, err := parseIDFile(iamFile.GCPOutput.ServiceAccountKey)
+	if err != nil {
+		return err
+	}
+
+	return fileHandler.WriteJSON(constants.GCPServiceAccountKeyFilename, tmpOut, file.OptNone)
+}
+
+func (c *gcpIAMCreator) validateConfigWithFlagCompatibility(conf config.Config) error {
+	return validateConfigWithFlagCompatibility(cloudprovider.GCP, conf, c.flags.zone)
+}

cli/internal/cmd/iamdestroy.go

@@ -11,13 +11,12 @@ import (
 	"os"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
-	"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
 	"github.com/edgelesssys/constellation/v2/internal/cloud/gcpshared"
 	"github.com/edgelesssys/constellation/v2/internal/constants"
 	"github.com/edgelesssys/constellation/v2/internal/file"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 )
 
 // NewIAMDestroyCmd returns a new cobra.Command for the iam destroy subcommand.
@@ -35,6 +34,25 @@ func newIAMDestroyCmd() *cobra.Command {
 	return cmd
 }
 
+type iamDestroyFlags struct {
+	rootFlags
+	yes bool
+}
+
+func (f *iamDestroyFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	yes, err := flags.GetBool("yes")
+	if err != nil {
+		return fmt.Errorf("getting 'yes' flag: %w", err)
+	}
+	f.yes = yes
+
+	return nil
+}
+
 func runIAMDestroy(cmd *cobra.Command, _ []string) error {
 	log, err := newCLILogger(cmd)
 	if err != nil {
@@ -46,51 +64,47 @@ func runIAMDestroy(cmd *cobra.Command, _ []string) error {
 	fsHandler := file.NewHandler(afero.NewOsFs())
 
 	c := &destroyCmd{log: log}
+	if err := c.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
 
 	return c.iamDestroy(cmd, spinner, destroyer, fsHandler)
 }
 
 type destroyCmd struct {
 	log   debugLog
-	pf  pathprefix.PathPrefixer
+	flags iamDestroyFlags
 }
 
 func (c *destroyCmd) iamDestroy(cmd *cobra.Command, spinner spinnerInterf, destroyer iamDestroyer, fsHandler file.Handler) error {
-	flags, err := c.parseDestroyFlags(cmd)
-	if err != nil {
-		return fmt.Errorf("parsing flags: %w", err)
+	// check if there is a possibility that the cluster is still running by looking out for specific files
+	c.log.Debugf("Checking if %q exists", c.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename))
+	if _, err := fsHandler.Stat(constants.AdminConfFilename); !errors.Is(err, os.ErrNotExist) {
+		return fmt.Errorf("file %q still exists, please make sure to terminate your cluster before destroying your IAM configuration", c.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename))
 	}
 
-	// check if there is a possibility that the cluster is still running by looking out for specific files
-	c.log.Debugf("Checking if %q exists", c.pf.PrefixPrintablePath(constants.AdminConfFilename))
-	_, err = fsHandler.Stat(constants.AdminConfFilename)
-	if !errors.Is(err, os.ErrNotExist) {
-		return fmt.Errorf("file %q still exists, please make sure to terminate your cluster before destroying your IAM configuration", c.pf.PrefixPrintablePath(constants.AdminConfFilename))
-	}
-	c.log.Debugf("Checking if %q exists", c.pf.PrefixPrintablePath(constants.StateFilename))
-	_, err = fsHandler.Stat(constants.StateFilename)
-	if !errors.Is(err, os.ErrNotExist) {
-		return fmt.Errorf("file %q still exists, please make sure to terminate your cluster before destroying your IAM configuration", c.pf.PrefixPrintablePath(constants.StateFilename))
+	c.log.Debugf("Checking if %q exists", c.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename))
+	if _, err := fsHandler.Stat(constants.StateFilename); !errors.Is(err, os.ErrNotExist) {
+		return fmt.Errorf("file %q still exists, please make sure to terminate your cluster before destroying your IAM configuration", c.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename))
 	}
 
 	gcpFileExists := false
 
-	c.log.Debugf("Checking if %q exists", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
-	_, err = fsHandler.Stat(constants.GCPServiceAccountKeyFilename)
-	if err != nil {
+	c.log.Debugf("Checking if %q exists", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+	if _, err := fsHandler.Stat(constants.GCPServiceAccountKeyFilename); err != nil {
 		if !errors.Is(err, os.ErrNotExist) {
 			return err
 		}
 	} else {
-		c.log.Debugf("%q exists", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+		c.log.Debugf("%q exists", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
 		gcpFileExists = true
 	}
 
-	if !flags.yes {
+	if !c.flags.yes {
 		// Confirmation
 		confirmString := "Do you really want to destroy your IAM configuration? Note that this will remove all resources in the resource group."
 		if gcpFileExists {
-			confirmString += fmt.Sprintf("\nThis will also delete %q", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+			confirmString += fmt.Sprintf("\nThis will also delete %q", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
 		}
 		ok, err := askToConfirm(cmd, confirmString)
 		if err != nil {
@@ -103,7 +117,7 @@ func (c *destroyCmd) iamDestroy(cmd *cobra.Command, spinner spinnerInterf, destr
 	}
 
 	if gcpFileExists {
-		c.log.Debugf("Starting to delete %q", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+		c.log.Debugf("Starting to delete %q", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
 		proceed, err := c.deleteGCPServiceAccountKeyFile(cmd, destroyer, fsHandler)
 		if err != nil {
 			return err
@@ -118,7 +132,7 @@ func (c *destroyCmd) iamDestroy(cmd *cobra.Command, spinner spinnerInterf, destr
 
 	spinner.Start("Destroying IAM configuration", false)
 	defer spinner.Stop()
-	if err := destroyer.DestroyIAMConfiguration(cmd.Context(), constants.TerraformIAMWorkingDir, flags.tfLogLevel); err != nil {
+	if err := destroyer.DestroyIAMConfiguration(cmd.Context(), constants.TerraformIAMWorkingDir, c.flags.tfLogLevel); err != nil {
 		return fmt.Errorf("destroying IAM configuration: %w", err)
 	}
 
@@ -130,7 +144,7 @@ func (c *destroyCmd) iamDestroy(cmd *cobra.Command, spinner spinnerInterf, destr
 func (c *destroyCmd) deleteGCPServiceAccountKeyFile(cmd *cobra.Command, destroyer iamDestroyer, fsHandler file.Handler) (bool, error) {
 	var fileSaKey gcpshared.ServiceAccountKey
 
-	c.log.Debugf("Parsing %q", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+	c.log.Debugf("Parsing %q", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
 	if err := fsHandler.ReadJSON(constants.GCPServiceAccountKeyFilename, &fileSaKey); err != nil {
 		return false, err
 	}
@@ -143,7 +157,11 @@ func (c *destroyCmd) deleteGCPServiceAccountKeyFile(cmd *cobra.Command, destroye
 
 	c.log.Debugf("Checking if keys are the same")
 	if tfSaKey != fileSaKey {
-		cmd.Printf("The key in %q don't match up with your Terraform state. %q will not be deleted.\n", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename), c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+		cmd.Printf(
+			"The key in %q don't match up with your Terraform state. %q will not be deleted.\n",
+			c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename),
+			c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename),
+		)
 		return true, nil
 	}
 
@@ -151,42 +169,6 @@ func (c *destroyCmd) deleteGCPServiceAccountKeyFile(cmd *cobra.Command, destroye
 		return false, err
 	}
 
-	c.log.Debugf("Successfully deleted %q", c.pf.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
+	c.log.Debugf("Successfully deleted %q", c.flags.pathPrefixer.PrefixPrintablePath(constants.GCPServiceAccountKeyFilename))
 	return true, nil
 }
-
-type destroyFlags struct {
-	yes        bool
-	tfLogLevel terraform.LogLevel
-}
-
-// parseDestroyFlags parses the flags of the create command.
-func (c *destroyCmd) parseDestroyFlags(cmd *cobra.Command) (destroyFlags, error) {
-	yes, err := cmd.Flags().GetBool("yes")
-	if err != nil {
-		return destroyFlags{}, fmt.Errorf("parsing yes bool: %w", err)
-	}
-	c.log.Debugf("Yes flag is %t", yes)
-
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return destroyFlags{}, fmt.Errorf("parsing workspace string: %w", err)
-	}
-	c.log.Debugf("Workspace set to %q", workDir)
-	c.pf = pathprefix.New(workDir)
-
-	logLevelString, err := cmd.Flags().GetString("tf-log")
-	if err != nil {
-		return destroyFlags{}, fmt.Errorf("parsing tf-log string: %w", err)
-	}
-	logLevel, err := terraform.ParseLogLevel(logLevelString)
-	if err != nil {
-		return destroyFlags{}, fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-	}
-	c.log.Debugf("Terraform logs will be written into %s at level %s", c.pf.PrefixPrintablePath(constants.TerraformWorkingDir), logLevel.String())
-
-	return destroyFlags{
-		tfLogLevel: logLevel,
-		yes:        yes,
-	}, nil
-}

cli/internal/cmd/iamdestroy_test.go

@@ -46,52 +46,52 @@ func TestIAMDestroy(t *testing.T) {
 		iamDestroyer      *stubIAMDestroyer
 		fh                file.Handler
 		stdin             string
-		yesFlag           string
+		yesFlag           bool
 		wantErr           bool
 		wantDestroyCalled bool
 	}{
 		"cluster running admin conf": {
 			fh:           newFsWithAdminConf(),
 			iamDestroyer: &stubIAMDestroyer{},
-			yesFlag:      "false",
+			yesFlag:      false,
 			wantErr:      true,
 		},
 		"cluster running cluster state": {
 			fh:           newFsWithStateFile(),
 			iamDestroyer: &stubIAMDestroyer{},
-			yesFlag:      "false",
+			yesFlag:      false,
 			wantErr:      true,
 		},
 		"file missing abort": {
 			fh:           newFsMissing(),
 			stdin:        "n\n",
-			yesFlag:      "false",
+			yesFlag:      false,
 			iamDestroyer: &stubIAMDestroyer{},
 		},
 		"file missing": {
 			fh:                newFsMissing(),
 			stdin:             "y\n",
-			yesFlag:           "false",
+			yesFlag:           false,
 			iamDestroyer:      &stubIAMDestroyer{},
 			wantDestroyCalled: true,
 		},
 		"file exists abort": {
 			fh:           newFsExists(),
 			stdin:        "n\n",
-			yesFlag:      "false",
+			yesFlag:      false,
 			iamDestroyer: &stubIAMDestroyer{},
 		},
 		"error destroying user": {
 			fh:                newFsMissing(),
 			stdin:             "y\n",
-			yesFlag:           "false",
+			yesFlag:           false,
 			iamDestroyer:      &stubIAMDestroyer{destroyErr: someError},
 			wantErr:           true,
 			wantDestroyCalled: true,
 		},
 		"gcp delete error": {
 			fh:           newFsExists(),
-			yesFlag:      "true",
+			yesFlag:      true,
 			iamDestroyer: &stubIAMDestroyer{getTfStateKeyErr: someError},
 			wantErr:      true,
 		},
@@ -106,13 +106,9 @@ func TestIAMDestroy(t *testing.T) {
 			cmd.SetErr(&bytes.Buffer{})
 			cmd.SetIn(bytes.NewBufferString(tc.stdin))
 
-			// register persistent flags manually
-			cmd.Flags().String("tf-log", "NONE", "")
-			cmd.Flags().String("workspace", "", "")
-
-			assert.NoError(cmd.Flags().Set("yes", tc.yesFlag))
-
-			c := &destroyCmd{log: logger.NewTest(t)}
+			c := &destroyCmd{log: logger.NewTest(t), flags: iamDestroyFlags{
+				yes: tc.yesFlag,
+			}}
 
 			err := c.iamDestroy(cmd, &nopSpinner{}, tc.iamDestroyer, tc.fh)
 

cli/internal/cmd/iamupgradeapply.go

@@ -21,6 +21,7 @@ import (
 	"github.com/edgelesssys/constellation/v2/internal/file"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 )
 
 func newIAMUpgradeCmd() *cobra.Command {
@@ -46,17 +47,32 @@ func newIAMUpgradeApplyCmd() *cobra.Command {
 	return cmd
 }
 
+type iamUpgradeApplyFlags struct {
+	rootFlags
+	yes bool
+}
+
+func (f *iamUpgradeApplyFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	yes, err := flags.GetBool("yes")
+	if err != nil {
+		return fmt.Errorf("getting 'yes' flag: %w", err)
+	}
+	f.yes = yes
+	return nil
+}
+
 type iamUpgradeApplyCmd struct {
 	fileHandler   file.Handler
 	log           debugLog
 	configFetcher attestationconfigapi.Fetcher
+	flags         iamUpgradeApplyFlags
 }
 
 func runIAMUpgradeApply(cmd *cobra.Command, _ []string) error {
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return fmt.Errorf("parsing force argument: %w", err)
-	}
 	fileHandler := file.NewHandler(afero.NewOsFs())
 	upgradeID := generateUpgradeID(upgradeCmdKindIAM)
 	upgradeDir := filepath.Join(constants.UpgradeDir, upgradeID)
@@ -77,22 +93,20 @@ func runIAMUpgradeApply(cmd *cobra.Command, _ []string) error {
 		return fmt.Errorf("setting up logger: %w", err)
 	}
 
-	yes, err := cmd.Flags().GetBool("yes")
-	if err != nil {
-		return err
-	}
-
 	i := iamUpgradeApplyCmd{
 		fileHandler:   fileHandler,
 		log:           log,
 		configFetcher: configFetcher,
 	}
+	if err := i.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
 
-	return i.iamUpgradeApply(cmd, iamMigrateCmd, upgradeDir, force, yes)
+	return i.iamUpgradeApply(cmd, iamMigrateCmd, upgradeDir)
 }
 
-func (i iamUpgradeApplyCmd) iamUpgradeApply(cmd *cobra.Command, iamUpgrader iamUpgrader, upgradeDir string, force, yes bool) error {
-	conf, err := config.New(i.fileHandler, constants.ConfigFilename, i.configFetcher, force)
+func (i iamUpgradeApplyCmd) iamUpgradeApply(cmd *cobra.Command, iamUpgrader iamUpgrader, upgradeDir string) error {
+	conf, err := config.New(i.fileHandler, constants.ConfigFilename, i.configFetcher, i.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -109,14 +123,14 @@ func (i iamUpgradeApplyCmd) iamUpgradeApply(cmd *cobra.Command, iamUpgrader iamU
 	if err != nil {
 		return fmt.Errorf("planning terraform migrations: %w", err)
 	}
-	if !hasDiff && !force {
+	if !hasDiff && !i.flags.force {
 		cmd.Println("No IAM migrations necessary.")
 		return nil
 	}
 
 	// If there are any Terraform migrations to apply, ask for confirmation
 	cmd.Println("The IAM upgrade requires a migration by applying an updated Terraform template. Please manually review the suggested changes.")
-	if !yes {
+	if !i.flags.yes {
 		ok, err := askToConfirm(cmd, "Do you want to apply the IAM upgrade?")
 		if err != nil {
 			return fmt.Errorf("asking for confirmation: %w", err)

cli/internal/cmd/iamupgradeapply_test.go

@@ -132,9 +132,12 @@ func TestIamUpgradeApply(t *testing.T) {
 				fileHandler:   tc.fh,
 				log:           logger.NewTest(t),
 				configFetcher: tc.configFetcher,
+				flags: iamUpgradeApplyFlags{
+					yes: tc.yesFlag,
+				},
 			}
 
-			err := iamUpgradeApplyCmd.iamUpgradeApply(cmd, tc.iamUpgrader, "", false, tc.yesFlag)
+			err := iamUpgradeApplyCmd.iamUpgradeApply(cmd, tc.iamUpgrader, "")
 			if tc.wantErr {
 				assert.Error(err)
 			} else {

cli/internal/cmd/init.go

@@ -28,6 +28,7 @@ import (
 
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 	"google.golang.org/grpc"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/client-go/tools/clientcmd"
@@ -36,7 +37,6 @@ import (
 
 	"github.com/edgelesssys/constellation/v2/bootstrapper/initproto"
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/cli/internal/helm"
 	"github.com/edgelesssys/constellation/v2/cli/internal/kubecmd"
 	"github.com/edgelesssys/constellation/v2/cli/internal/state"
@@ -69,12 +69,45 @@ func NewInitCmd() *cobra.Command {
 	return cmd
 }
 
+// initFlags are flags used by the init command.
+type initFlags struct {
+	rootFlags
+	conformance  bool
+	helmWaitMode helm.WaitMode
+	mergeConfigs bool
+}
+
+func (f *initFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	skipHelmWait, err := flags.GetBool("skip-helm-wait")
+	if err != nil {
+		return fmt.Errorf("getting 'skip-helm-wait' flag: %w", err)
+	}
+	f.helmWaitMode = helm.WaitModeAtomic
+	if skipHelmWait {
+		f.helmWaitMode = helm.WaitModeNone
+	}
+
+	f.conformance, err = flags.GetBool("conformance")
+	if err != nil {
+		return fmt.Errorf("getting 'conformance' flag: %w", err)
+	}
+	f.mergeConfigs, err = flags.GetBool("merge-kubeconfig")
+	if err != nil {
+		return fmt.Errorf("getting 'merge-kubeconfig' flag: %w", err)
+	}
+	return nil
+}
+
 type initCmd struct {
 	log         debugLog
 	merger      configMerger
 	spinner     spinnerInterf
 	fileHandler file.Handler
-	pf          pathprefix.PathPrefixer
+	flags       initFlags
 }
 
 func newInitCmd(fileHandler file.Handler, spinner spinnerInterf, merger configMerger, log debugLog) *initCmd {
@@ -109,6 +142,11 @@ func runInitialize(cmd *cobra.Command, _ []string) error {
 	cmd.SetContext(ctx)
 
 	i := newInitCmd(fileHandler, spinner, &kubeconfigMerger{log: log}, log)
+	if err := i.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	i.log.Debugf("Using flags: %+v", i.flags)
+
 	fetcher := attestationconfigapi.NewFetcher()
 	newAttestationApplier := func(w io.Writer, kubeConfig string, log debugLog) (attestationConfigApplier, error) {
 		return kubecmd.New(w, kubeConfig, fileHandler, log)
@@ -127,13 +165,8 @@ func (i *initCmd) initialize(
 	newAttestationApplier func(io.Writer, string, debugLog) (attestationConfigApplier, error),
 	newHelmClient func(kubeConfigPath string, log debugLog) (helmApplier, error),
 ) error {
-	flags, err := i.evalFlagArgs(cmd)
-	if err != nil {
-		return err
-	}
-	i.log.Debugf("Using flags: %+v", flags)
-	i.log.Debugf("Loading configuration file from %q", i.pf.PrefixPrintablePath(constants.ConfigFilename))
-	conf, err := config.New(i.fileHandler, constants.ConfigFilename, configFetcher, flags.force)
+	i.log.Debugf("Loading configuration file from %q", i.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
+	conf, err := config.New(i.fileHandler, constants.ConfigFilename, configFetcher, i.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -146,7 +179,7 @@ func (i *initCmd) initialize(
 	if err != nil {
 		return err
 	}
-	if !flags.force {
+	if !i.flags.force {
 		if err := validateCLIandConstellationVersionAreEqual(constants.BinaryVersion(), conf.Image, conf.MicroserviceVersion); err != nil {
 			return err
 		}
@@ -183,7 +216,7 @@ func (i *initCmd) initialize(
 		return fmt.Errorf("creating new validator: %w", err)
 	}
 	i.log.Debugf("Created a new validator")
-	serviceAccURI, err := cloudcmd.GetMarshaledServiceAccountURI(provider, conf, i.pf, i.log, i.fileHandler)
+	serviceAccURI, err := cloudcmd.GetMarshaledServiceAccountURI(provider, conf, i.flags.pathPrefixer, i.log, i.fileHandler)
 	if err != nil {
 		return err
 	}
@@ -211,7 +244,7 @@ func (i *initCmd) initialize(
 		MeasurementSalt:      measurementSalt,
 		KubernetesVersion:    versions.VersionConfigs[k8sVersion].ClusterVersion,
 		KubernetesComponents: versions.VersionConfigs[k8sVersion].KubernetesComponents.ToInitProto(),
-		ConformanceMode:      flags.conformance,
+		ConformanceMode:      i.flags.conformance,
 		InitSecret:           stateFile.Infrastructure.InitSecret,
 		ClusterName:          stateFile.Infrastructure.Name,
 		ApiserverCertSans:    stateFile.Infrastructure.APIServerCertSANs,
@@ -228,7 +261,7 @@ func (i *initCmd) initialize(
 			if nonRetriable.logCollectionErr != nil {
 				cmd.PrintErrf("Failed to collect logs from bootstrapper: %s\n", nonRetriable.logCollectionErr)
 			} else {
-				cmd.PrintErrf("Fetched bootstrapper logs are stored in %q\n", i.pf.PrefixPrintablePath(constants.ErrorLog))
+				cmd.PrintErrf("Fetched bootstrapper logs are stored in %q\n", i.flags.pathPrefixer.PrefixPrintablePath(constants.ErrorLog))
 			}
 		}
 		return err
@@ -236,7 +269,7 @@ func (i *initCmd) initialize(
 	i.log.Debugf("Initialization request succeeded")
 
 	bufferedOutput := &bytes.Buffer{}
-	if err := i.writeOutput(stateFile, resp, flags.mergeConfigs, bufferedOutput, measurementSalt); err != nil {
+	if err := i.writeOutput(stateFile, resp, i.flags.mergeConfigs, bufferedOutput, measurementSalt); err != nil {
 		return err
 	}
 
@@ -250,9 +283,9 @@ func (i *initCmd) initialize(
 
 	i.spinner.Start("Installing Kubernetes components ", false)
 	options := helm.Options{
-		Force:            flags.force,
-		Conformance:      flags.conformance,
-		HelmWaitMode:     flags.helmWaitMode,
+		Force:            i.flags.force,
+		Conformance:      i.flags.conformance,
+		HelmWaitMode:     i.flags.helmWaitMode,
 		AllowDestructive: helm.DenyDestructive,
 	}
 	helmApplier, err := newHelmClient(constants.AdminConfFilename, i.log)
@@ -457,7 +490,7 @@ func (i *initCmd) writeOutput(
 
 	tw := tabwriter.NewWriter(wr, 0, 0, 2, ' ', 0)
 	writeRow(tw, "Constellation cluster identifier", clusterID)
-	writeRow(tw, "Kubernetes configuration", i.pf.PrefixPrintablePath(constants.AdminConfFilename))
+	writeRow(tw, "Kubernetes configuration", i.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename))
 	tw.Flush()
 	fmt.Fprintln(wr)
 
@@ -485,7 +518,7 @@ func (i *initCmd) writeOutput(
 	if err := i.fileHandler.Write(constants.AdminConfFilename, kubeconfigBytes, file.OptNone); err != nil {
 		return fmt.Errorf("writing kubeconfig: %w", err)
 	}
-	i.log.Debugf("Kubeconfig written to %s", i.pf.PrefixPrintablePath(constants.AdminConfFilename))
+	i.log.Debugf("Kubeconfig written to %s", i.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename))
 
 	if mergeConfig {
 		if err := i.merger.mergeConfigs(constants.AdminConfFilename, i.fileHandler); err != nil {
@@ -500,7 +533,7 @@ func (i *initCmd) writeOutput(
 		return fmt.Errorf("writing Constellation state file: %w", err)
 	}
 
-	i.log.Debugf("Constellation state file written to %s", i.pf.PrefixPrintablePath(constants.StateFilename))
+	i.log.Debugf("Constellation state file written to %s", i.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename))
 
 	if !mergeConfig {
 		fmt.Fprintln(wr, "You can now connect to your cluster by executing:")
@@ -528,57 +561,6 @@ func writeRow(wr io.Writer, col1 string, col2 string) {
 	fmt.Fprint(wr, col1, "\t", col2, "\n")
 }
 
-// evalFlagArgs gets the flag values and does preprocessing of these values like
-// reading the content from file path flags and deriving other values from flag combinations.
-func (i *initCmd) evalFlagArgs(cmd *cobra.Command) (initFlags, error) {
-	conformance, err := cmd.Flags().GetBool("conformance")
-	if err != nil {
-		return initFlags{}, fmt.Errorf("parsing conformance flag: %w", err)
-	}
-	i.log.Debugf("Conformance flag is %t", conformance)
-	skipHelmWait, err := cmd.Flags().GetBool("skip-helm-wait")
-	if err != nil {
-		return initFlags{}, fmt.Errorf("parsing skip-helm-wait flag: %w", err)
-	}
-	helmWaitMode := helm.WaitModeAtomic
-	if skipHelmWait {
-		helmWaitMode = helm.WaitModeNone
-	}
-	i.log.Debugf("Helm wait flag is %t", skipHelmWait)
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return initFlags{}, fmt.Errorf("parsing config path flag: %w", err)
-	}
-	i.pf = pathprefix.New(workDir)
-
-	mergeConfigs, err := cmd.Flags().GetBool("merge-kubeconfig")
-	if err != nil {
-		return initFlags{}, fmt.Errorf("parsing merge-kubeconfig flag: %w", err)
-	}
-	i.log.Debugf("Merge kubeconfig flag is %t", mergeConfigs)
-
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return initFlags{}, fmt.Errorf("parsing force argument: %w", err)
-	}
-	i.log.Debugf("force flag is %t", force)
-
-	return initFlags{
-		conformance:  conformance,
-		helmWaitMode: helmWaitMode,
-		force:        force,
-		mergeConfigs: mergeConfigs,
-	}, nil
-}
-
-// initFlags are the resulting values of flag preprocessing.
-type initFlags struct {
-	conformance  bool
-	helmWaitMode helm.WaitMode
-	force        bool
-	mergeConfigs bool
-}
-
 // generateMasterSecret reads a base64 encoded master secret from file or generates a new 32 byte secret.
 func (i *initCmd) generateMasterSecret(outWriter io.Writer) (uri.MasterSecret, error) {
 	// No file given, generate a new secret, and save it to disk
@@ -599,7 +581,7 @@ func (i *initCmd) generateMasterSecret(outWriter io.Writer) (uri.MasterSecret, e
 	if err := i.fileHandler.WriteJSON(constants.MasterSecretFilename, secret, file.OptNone); err != nil {
 		return uri.MasterSecret{}, err
 	}
-	fmt.Fprintf(outWriter, "Your Constellation master secret was successfully written to %q\n", i.pf.PrefixPrintablePath(constants.MasterSecretFilename))
+	fmt.Fprintf(outWriter, "Your Constellation master secret was successfully written to %q\n", i.flags.pathPrefixer.PrefixPrintablePath(constants.MasterSecretFilename))
 	return secret, nil
 }
 

cli/internal/cmd/init_test.go

@@ -223,10 +223,6 @@ func TestInitialize(t *testing.T) {
 			var errOut bytes.Buffer
 			cmd.SetErr(&errOut)
 
-			// Flags
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			cmd.Flags().Bool("force", true, "")     // register persistent flag manually
-
 			// File system preparation
 			fs := afero.NewMemMapFs()
 			fileHandler := file.NewHandler(fs)
@@ -249,6 +245,8 @@ func TestInitialize(t *testing.T) {
 			defer cancel()
 			cmd.SetContext(ctx)
 			i := newInitCmd(fileHandler, &nopSpinner{}, nil, logger.NewTest(t))
+			i.flags.force = true
+
 			err := i.initialize(
 				cmd,
 				newDialer,
@@ -442,15 +440,15 @@ func TestWriteOutput(t *testing.T) {
 	require.NoError(afs.Remove(constants.AdminConfFilename))
 
 	// test custom workspace
-	i.pf = pathprefix.New("/some/path")
+	i.flags.pathPrefixer = pathprefix.New("/some/path")
 	err = i.writeOutput(stateFile, resp.GetInitSuccess(), true, &out, measurementSalt)
 	require.NoError(err)
 	assert.Contains(out.String(), clusterID)
-	assert.Contains(out.String(), i.pf.PrefixPrintablePath(constants.AdminConfFilename))
+	assert.Contains(out.String(), i.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename))
 	out.Reset()
 	// File is written to current working dir, we simply pass the workspace for generating readable user output
 	require.NoError(afs.Remove(constants.AdminConfFilename))
-	i.pf = pathprefix.PathPrefixer{}
+	i.flags.pathPrefixer = pathprefix.PathPrefixer{}
 
 	// test config merging
 	err = i.writeOutput(stateFile, resp.GetInitSuccess(), true, &out, measurementSalt)

cli/internal/cmd/miniup.go

@@ -14,13 +14,11 @@ import (
 	"net"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/cli/internal/featureset"
 	"github.com/edgelesssys/constellation/v2/cli/internal/helm"
 	"github.com/edgelesssys/constellation/v2/cli/internal/kubecmd"
 	"github.com/edgelesssys/constellation/v2/cli/internal/libvirt"
 	"github.com/edgelesssys/constellation/v2/cli/internal/state"
-	"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
 	"github.com/edgelesssys/constellation/v2/internal/api/attestationconfigapi"
 	"github.com/edgelesssys/constellation/v2/internal/atls"
 	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
@@ -51,6 +49,8 @@ func newMiniUpCmd() *cobra.Command {
 type miniUpCmd struct {
 	log           debugLog
 	configFetcher attestationconfigapi.Fetcher
+	fileHandler   file.Handler
+	flags         rootFlags
 }
 
 func runUp(cmd *cobra.Command, _ []string) error {
@@ -66,7 +66,14 @@ func runUp(cmd *cobra.Command, _ []string) error {
 	defer spinner.Stop()
 	creator := cloudcmd.NewCreator(spinner)
 
-	m := &miniUpCmd{log: log, configFetcher: attestationconfigapi.NewFetcher()}
+	m := &miniUpCmd{
+		log:           log,
+		configFetcher: attestationconfigapi.NewFetcher(),
+		fileHandler:   file.NewHandler(afero.NewOsFs()),
+	}
+	if err := m.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
 	return m.up(cmd, creator, spinner)
 }
 
@@ -75,22 +82,15 @@ func (m *miniUpCmd) up(cmd *cobra.Command, creator cloudCreator, spinner spinner
 		return fmt.Errorf("system requirements not met: %w", err)
 	}
 
-	flags, err := m.parseUpFlags(cmd)
-	if err != nil {
-		return fmt.Errorf("parsing flags: %w", err)
-	}
-
-	fileHandler := file.NewHandler(afero.NewOsFs())
-
 	// create config if not passed as flag and set default values
-	config, err := m.prepareConfig(cmd, fileHandler, flags)
+	config, err := m.prepareConfig(cmd)
 	if err != nil {
 		return fmt.Errorf("preparing config: %w", err)
 	}
 
 	// create cluster
 	spinner.Start("Creating cluster in QEMU ", false)
-	err = m.createMiniCluster(cmd.Context(), fileHandler, creator, config, flags)
+	err = m.createMiniCluster(cmd.Context(), creator, config)
 	spinner.Stop()
 	if err != nil {
 		return fmt.Errorf("creating cluster: %w", err)
@@ -105,7 +105,7 @@ func (m *miniUpCmd) up(cmd *cobra.Command, creator cloudCreator, spinner spinner
 	cmd.Printf("\tvirsh -c %s\n\n", connectURI)
 
 	// initialize cluster
-	if err := m.initializeMiniCluster(cmd, fileHandler, spinner); err != nil {
+	if err := m.initializeMiniCluster(cmd, spinner); err != nil {
 		return fmt.Errorf("initializing cluster: %w", err)
 	}
 	m.log.Debugf("Initialized cluster")
@@ -113,8 +113,8 @@ func (m *miniUpCmd) up(cmd *cobra.Command, creator cloudCreator, spinner spinner
 }
 
 // prepareConfig reads a given config, or creates a new minimal QEMU config.
-func (m *miniUpCmd) prepareConfig(cmd *cobra.Command, fileHandler file.Handler, flags upFlags) (*config.Config, error) {
-	_, err := fileHandler.Stat(constants.ConfigFilename)
+func (m *miniUpCmd) prepareConfig(cmd *cobra.Command) (*config.Config, error) {
+	_, err := m.fileHandler.Stat(constants.ConfigFilename)
 	if err == nil {
 		// config already exists, prompt user if they want to use this file
 		cmd.PrintErrln("A config file already exists in the configured workspace.")
@@ -123,7 +123,7 @@ func (m *miniUpCmd) prepareConfig(cmd *cobra.Command, fileHandler file.Handler,
 			return nil, err
 		}
 		if ok {
-			return m.prepareExistingConfig(cmd, fileHandler, flags)
+			return m.prepareExistingConfig(cmd)
 		}
 
 		// user declined to reuse config file, prompt if they want to overwrite it
@@ -146,11 +146,11 @@ func (m *miniUpCmd) prepareConfig(cmd *cobra.Command, fileHandler file.Handler,
 	}
 	m.log.Debugf("Prepared configuration")
 
-	return config, fileHandler.WriteYAML(constants.ConfigFilename, config, file.OptOverwrite)
+	return config, m.fileHandler.WriteYAML(constants.ConfigFilename, config, file.OptOverwrite)
 }
 
-func (m *miniUpCmd) prepareExistingConfig(cmd *cobra.Command, fileHandler file.Handler, flags upFlags) (*config.Config, error) {
-	conf, err := config.New(fileHandler, constants.ConfigFilename, m.configFetcher, flags.force)
+func (m *miniUpCmd) prepareExistingConfig(cmd *cobra.Command) (*config.Config, error) {
+	conf, err := config.New(m.fileHandler, constants.ConfigFilename, m.configFetcher, m.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -165,13 +165,13 @@ func (m *miniUpCmd) prepareExistingConfig(cmd *cobra.Command, fileHandler file.H
 }
 
 // createMiniCluster creates a new cluster using the given config.
-func (m *miniUpCmd) createMiniCluster(ctx context.Context, fileHandler file.Handler, creator cloudCreator, config *config.Config, flags upFlags) error {
+func (m *miniUpCmd) createMiniCluster(ctx context.Context, creator cloudCreator, config *config.Config) error {
 	m.log.Debugf("Creating mini cluster")
 	opts := cloudcmd.CreateOptions{
 		Provider:    cloudprovider.QEMU,
 		Config:      config,
 		TFWorkspace: constants.TerraformWorkingDir,
-		TFLogLevel:  flags.tfLogLevel,
+		TFLogLevel:  m.flags.tfLogLevel,
 	}
 	infraState, err := creator.Create(ctx, opts)
 	if err != nil {
@@ -184,11 +184,11 @@ func (m *miniUpCmd) createMiniCluster(ctx context.Context, fileHandler file.Hand
 		SetInfrastructure(infraState)
 
 	m.log.Debugf("Cluster state file contains %v", stateFile)
-	return stateFile.WriteToFile(fileHandler, constants.StateFilename)
+	return stateFile.WriteToFile(m.fileHandler, constants.StateFilename)
 }
 
 // initializeMiniCluster initializes a QEMU cluster.
-func (m *miniUpCmd) initializeMiniCluster(cmd *cobra.Command, fileHandler file.Handler, spinner spinnerInterf) (retErr error) {
+func (m *miniUpCmd) initializeMiniCluster(cmd *cobra.Command, spinner spinnerInterf) (retErr error) {
 	m.log.Debugf("Initializing mini cluster")
 	// clean up cluster resources if initialization fails
 	defer func() {
@@ -214,12 +214,17 @@ func (m *miniUpCmd) initializeMiniCluster(cmd *cobra.Command, fileHandler file.H
 	defer log.Sync()
 
 	newAttestationApplier := func(w io.Writer, kubeConfig string, log debugLog) (attestationConfigApplier, error) {
-		return kubecmd.New(w, kubeConfig, fileHandler, log)
+		return kubecmd.New(w, kubeConfig, m.fileHandler, log)
 	}
 	newHelmClient := func(kubeConfigPath string, log debugLog) (helmApplier, error) {
 		return helm.NewClient(kubeConfigPath, log)
 	} // need to defer helm client instantiation until kubeconfig is available
-	i := newInitCmd(fileHandler, spinner, &kubeconfigMerger{log: log}, log)
+
+	i := newInitCmd(m.fileHandler, spinner, &kubeconfigMerger{log: log}, log)
+	if err := i.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+
 	if err := i.initialize(cmd, newDialer, license.NewClient(), m.configFetcher,
 		newAttestationApplier, newHelmClient); err != nil {
 		return err
@@ -227,37 +232,3 @@ func (m *miniUpCmd) initializeMiniCluster(cmd *cobra.Command, fileHandler file.H
 	m.log.Debugf("Initialized mini cluster")
 	return nil
 }
-
-type upFlags struct {
-	force      bool
-	tfLogLevel terraform.LogLevel
-}
-
-func (m *miniUpCmd) parseUpFlags(cmd *cobra.Command) (upFlags, error) {
-	m.log.Debugf("Preparing configuration")
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return upFlags{}, fmt.Errorf("parsing config string: %w", err)
-	}
-	m.log.Debugf("Workspace set to %q", workDir)
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return upFlags{}, fmt.Errorf("parsing force bool: %w", err)
-	}
-	m.log.Debugf("force flag is %q", force)
-
-	logLevelString, err := cmd.Flags().GetString("tf-log")
-	if err != nil {
-		return upFlags{}, fmt.Errorf("parsing tf-log string: %w", err)
-	}
-	logLevel, err := terraform.ParseLogLevel(logLevelString)
-	if err != nil {
-		return upFlags{}, fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-	}
-	m.log.Debugf("Terraform logs will be written into %s at level %s", pathprefix.New(workDir).PrefixPrintablePath(constants.TerraformLogFile), logLevel.String())
-
-	return upFlags{
-		force:      force,
-		tfLogLevel: logLevel,
-	}, nil
-}

cli/internal/cmd/recover.go

@@ -16,7 +16,6 @@ import (
 	"time"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/cli/internal/state"
 	"github.com/edgelesssys/constellation/v2/disk-mapper/recoverproto"
 	"github.com/edgelesssys/constellation/v2/internal/api/attestationconfigapi"
@@ -31,6 +30,7 @@ import (
 	"github.com/edgelesssys/constellation/v2/internal/retry"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 )
 
 // NewRecoverCmd returns a new cobra.Command for the recover command.
@@ -47,10 +47,28 @@ func NewRecoverCmd() *cobra.Command {
 	return cmd
 }
 
+type recoverFlags struct {
+	rootFlags
+	endpoint string
+}
+
+func (f *recoverFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	endpoint, err := flags.GetString("endpoint")
+	if err != nil {
+		return fmt.Errorf("getting 'endpoint' flag: %w", err)
+	}
+	f.endpoint = endpoint
+	return nil
+}
+
 type recoverCmd struct {
 	log           debugLog
 	configFetcher attestationconfigapi.Fetcher
-	pf            pathprefix.PathPrefixer
+	flags         recoverFlags
 }
 
 func runRecover(cmd *cobra.Command, _ []string) error {
@@ -64,6 +82,10 @@ func runRecover(cmd *cobra.Command, _ []string) error {
 		return dialer.New(nil, validator, &net.Dialer{})
 	}
 	r := &recoverCmd{log: log, configFetcher: attestationconfigapi.NewFetcher()}
+	if err := r.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	r.log.Debugf("Using flags: %+v", r.flags)
 	return r.recover(cmd, fileHandler, 5*time.Second, &recoverDoer{log: r.log}, newDialer)
 }
 
@@ -71,20 +93,14 @@ func (r *recoverCmd) recover(
 	cmd *cobra.Command, fileHandler file.Handler, interval time.Duration,
 	doer recoverDoerInterface, newDialer func(validator atls.Validator) *dialer.Dialer,
 ) error {
-	flags, err := r.parseRecoverFlags(cmd, fileHandler)
-	if err != nil {
-		return err
-	}
-	r.log.Debugf("Using flags: %+v", flags)
-
 	var masterSecret uri.MasterSecret
-	r.log.Debugf("Loading master secret file from %s", r.pf.PrefixPrintablePath(constants.MasterSecretFilename))
+	r.log.Debugf("Loading master secret file from %s", r.flags.pathPrefixer.PrefixPrintablePath(constants.MasterSecretFilename))
 	if err := fileHandler.ReadJSON(constants.MasterSecretFilename, &masterSecret); err != nil {
 		return err
 	}
 
-	r.log.Debugf("Loading configuration file from %q", r.pf.PrefixPrintablePath(constants.ConfigFilename))
-	conf, err := config.New(fileHandler, constants.ConfigFilename, r.configFetcher, flags.force)
+	r.log.Debugf("Loading configuration file from %q", r.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
+	conf, err := config.New(fileHandler, constants.ConfigFilename, r.configFetcher, r.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -99,15 +115,26 @@ func (r *recoverCmd) recover(
 		interval = 20 * time.Second // Azure LB takes a while to remove unhealthy instances
 	}
 
-	conf.UpdateMAAURL(flags.maaURL)
+	stateFile, err := state.ReadFromFile(fileHandler, constants.StateFilename)
+	if err != nil {
+		return fmt.Errorf("reading state file: %w", err)
+	}
+	endpoint, err := r.parseEndpoint(stateFile)
+	if err != nil {
+		return err
+	}
+	if stateFile.Infrastructure.Azure != nil {
+		conf.UpdateMAAURL(stateFile.Infrastructure.Azure.AttestationURL)
+	}
+
 	r.log.Debugf("Creating aTLS Validator for %s", conf.GetAttestationConfig().GetVariant())
 	validator, err := cloudcmd.NewValidator(cmd, conf.GetAttestationConfig(), r.log)
 	if err != nil {
 		return fmt.Errorf("creating new validator: %w", err)
 	}
 	r.log.Debugf("Created a new validator")
-	doer.setDialer(newDialer(validator), flags.endpoint)
-	r.log.Debugf("Set dialer for endpoint %s", flags.endpoint)
+	doer.setDialer(newDialer(validator), endpoint)
+	r.log.Debugf("Set dialer for endpoint %s", endpoint)
 	doer.setURIs(masterSecret.EncodeToURI(), uri.NoStoreURI)
 	r.log.Debugf("Set secrets")
 	if err := r.recoverCall(cmd.Context(), cmd.OutOrStdout(), interval, doer); err != nil {
@@ -160,6 +187,18 @@ func (r *recoverCmd) recoverCall(ctx context.Context, out io.Writer, interval ti
 	return err
 }
 
+func (r *recoverCmd) parseEndpoint(state *state.State) (string, error) {
+	endpoint := r.flags.endpoint
+	if endpoint == "" {
+		endpoint = state.Infrastructure.ClusterEndpoint
+	}
+	endpoint, err := addPortIfMissing(endpoint, constants.RecoveryPort)
+	if err != nil {
+		return "", fmt.Errorf("validating cluster endpoint: %w", err)
+	}
+	return endpoint, nil
+}
+
 type recoverDoerInterface interface {
 	Do(ctx context.Context) error
 	setDialer(dialer grpcDialer, endpoint string)
@@ -209,55 +248,3 @@ func (d *recoverDoer) setURIs(kmsURI, storageURI string) {
 	d.kmsURI = kmsURI
 	d.storageURI = storageURI
 }
-
-type recoverFlags struct {
-	endpoint string
-	maaURL   string
-	force    bool
-}
-
-func (r *recoverCmd) parseRecoverFlags(cmd *cobra.Command, fileHandler file.Handler) (recoverFlags, error) {
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return recoverFlags{}, fmt.Errorf("parsing config path argument: %w", err)
-	}
-	r.log.Debugf("Workspace set to %q", workDir)
-	r.pf = pathprefix.New(workDir)
-
-	endpoint, err := cmd.Flags().GetString("endpoint")
-	r.log.Debugf("Endpoint flag is %s", endpoint)
-	if err != nil {
-		return recoverFlags{}, fmt.Errorf("parsing endpoint argument: %w", err)
-	}
-
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return recoverFlags{}, fmt.Errorf("parsing force argument: %w", err)
-	}
-
-	var attestationURL string
-	stateFile := state.New()
-	if endpoint == "" {
-		stateFile, err = state.ReadFromFile(fileHandler, constants.StateFilename)
-		if err != nil {
-			return recoverFlags{}, fmt.Errorf("reading state file: %w", err)
-		}
-		endpoint = stateFile.Infrastructure.ClusterEndpoint
-	}
-
-	endpoint, err = addPortIfMissing(endpoint, constants.RecoveryPort)
-	if err != nil {
-		return recoverFlags{}, fmt.Errorf("validating endpoint argument: %w", err)
-	}
-	r.log.Debugf("Endpoint value after parsing is %s", endpoint)
-
-	if stateFile.Infrastructure.Azure != nil {
-		attestationURL = stateFile.Infrastructure.Azure.AttestationURL
-	}
-
-	return recoverFlags{
-		endpoint: endpoint,
-		maaURL:   attestationURL,
-		force:    force,
-	}, nil
-}

cli/internal/cmd/recover_test.go

@@ -140,12 +140,9 @@ func TestRecover(t *testing.T) {
 
 			cmd := NewRecoverCmd()
 			cmd.SetContext(context.Background())
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			cmd.Flags().Bool("force", true, "")     // register persistent flag manually
 			out := &bytes.Buffer{}
 			cmd.SetOut(out)
 			cmd.SetErr(out)
-			require.NoError(cmd.Flags().Set("endpoint", tc.endpoint))
 
 			fs := afero.NewMemMapFs()
 			fileHandler := file.NewHandler(fs)
@@ -156,13 +153,25 @@ func TestRecover(t *testing.T) {
 			}
 
 			require.NoError(fileHandler.WriteJSON(
-				"constellation-mastersecret.json",
+				constants.MasterSecretFilename,
 				uri.MasterSecret{Key: tc.masterSecret.Secret, Salt: tc.masterSecret.Salt},
 				file.OptNone,
 			))
+			require.NoError(fileHandler.WriteYAML(
+				constants.StateFilename,
+				state.New(),
+				file.OptNone,
+			))
 
 			newDialer := func(atls.Validator) *dialer.Dialer { return nil }
-			r := &recoverCmd{log: logger.NewTest(t), configFetcher: stubAttestationFetcher{}}
+			r := &recoverCmd{
+				log:           logger.NewTest(t),
+				configFetcher: stubAttestationFetcher{},
+				flags: recoverFlags{
+					rootFlags: rootFlags{force: true},
+					endpoint:  tc.endpoint,
+				},
+			}
 			err := r.recover(cmd, fileHandler, time.Millisecond, tc.doer, newDialer)
 			if tc.wantErr {
 				assert.Error(err)
@@ -183,68 +192,6 @@ func TestRecover(t *testing.T) {
 	}
 }
 
-func TestParseRecoverFlags(t *testing.T) {
-	testCases := map[string]struct {
-		args           []string
-		wantFlags      recoverFlags
-		writeStateFile bool
-		wantErr        bool
-	}{
-		"no flags": {
-			wantFlags: recoverFlags{
-				endpoint: "192.0.2.42:9999",
-			},
-			writeStateFile: true,
-		},
-		"no flags, no ID file": {
-			wantFlags: recoverFlags{
-				endpoint: "192.0.2.42:9999",
-			},
-			wantErr: true,
-		},
-		"invalid endpoint": {
-			args:    []string{"-e", "192.0.2.42:2:2"},
-			wantErr: true,
-		},
-		"all args set": {
-			args: []string{"-e", "192.0.2.42:2", "--workspace", "./constellation-workspace"},
-			wantFlags: recoverFlags{
-				endpoint: "192.0.2.42:2",
-			},
-		},
-	}
-
-	for name, tc := range testCases {
-		t.Run(name, func(t *testing.T) {
-			assert := assert.New(t)
-			require := require.New(t)
-
-			cmd := NewRecoverCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			cmd.Flags().Bool("force", false, "")    // register persistent flag manually
-			require.NoError(cmd.ParseFlags(tc.args))
-
-			fileHandler := file.NewHandler(afero.NewMemMapFs())
-			if tc.writeStateFile {
-				require.NoError(
-					state.New().
-						SetInfrastructure(state.Infrastructure{ClusterEndpoint: "192.0.2.42"}).
-						WriteToFile(fileHandler, constants.StateFilename),
-				)
-			}
-			r := &recoverCmd{log: logger.NewTest(t)}
-			flags, err := r.parseRecoverFlags(cmd, fileHandler)
-
-			if tc.wantErr {
-				assert.Error(err)
-				return
-			}
-			assert.NoError(err)
-			assert.Equal(tc.wantFlags, flags)
-		})
-	}
-}
-
 func TestDoRecovery(t *testing.T) {
 	testCases := map[string]struct {
 		recoveryServer *stubRecoveryServer

cli/internal/cmd/status.go

@@ -45,11 +45,6 @@ func runStatus(cmd *cobra.Command, _ []string) error {
 	}
 	defer log.Sync()
 
-	flags, err := parseStatusFlags(cmd)
-	if err != nil {
-		return fmt.Errorf("parsing flags: %w", err)
-	}
-
 	fileHandler := file.NewHandler(afero.NewOsFs())
 
 	helmClient, err := helm.NewReleaseVersionClient(constants.AdminConfFilename, log)
@@ -61,55 +56,61 @@ func runStatus(cmd *cobra.Command, _ []string) error {
 	}
 
 	fetcher := attestationconfigapi.NewFetcher()
-	conf, err := config.New(fileHandler, constants.ConfigFilename, fetcher, flags.force)
-	var configValidationErr *config.ValidationError
-	if errors.As(err, &configValidationErr) {
-		cmd.PrintErrln(configValidationErr.LongMessage())
-	}
-	variant := conf.GetAttestationConfig().GetVariant()
-
 	kubeClient, err := kubecmd.New(cmd.OutOrStdout(), constants.AdminConfFilename, fileHandler, log)
 	if err != nil {
 		return fmt.Errorf("setting up kubernetes client: %w", err)
 	}
 
-	output, err := status(cmd.Context(), helmVersionGetter, kubeClient, variant)
-	if err != nil {
-		return fmt.Errorf("getting status: %w", err)
+	s := statusCmd{log: log, fileHandler: fileHandler}
+	if err := s.flags.parse(cmd.Flags()); err != nil {
+		return err
 	}
+	return s.status(cmd, helmVersionGetter, kubeClient, fetcher)
+}
 
-	cmd.Print(output)
-	return nil
+type statusCmd struct {
+	log         debugLog
+	fileHandler file.Handler
+	flags       rootFlags
 }
 
 // status queries the cluster for the relevant status information and returns the output string.
-func status(ctx context.Context, getHelmVersions func() (fmt.Stringer, error), kubeClient kubeCmd, attestVariant variant.Variant,
-) (string, error) {
-	nodeVersion, err := kubeClient.GetConstellationVersion(ctx)
-	if err != nil {
-		return "", fmt.Errorf("getting constellation version: %w", err)
+func (s *statusCmd) status(
+	cmd *cobra.Command, getHelmVersions func() (fmt.Stringer, error),
+	kubeClient kubeCmd, fetcher attestationconfigapi.Fetcher,
+) error {
+	conf, err := config.New(s.fileHandler, constants.ConfigFilename, fetcher, s.flags.force)
+	var configValidationErr *config.ValidationError
+	if errors.As(err, &configValidationErr) {
+		cmd.PrintErrln(configValidationErr.LongMessage())
 	}
 
-	attestationConfig, err := kubeClient.GetClusterAttestationConfig(ctx, attestVariant)
+	nodeVersion, err := kubeClient.GetConstellationVersion(cmd.Context())
 	if err != nil {
-		return "", fmt.Errorf("getting attestation config: %w", err)
+		return fmt.Errorf("getting constellation version: %w", err)
+	}
+
+	attestationConfig, err := kubeClient.GetClusterAttestationConfig(cmd.Context(), conf.GetAttestationConfig().GetVariant())
+	if err != nil {
+		return fmt.Errorf("getting attestation config: %w", err)
 	}
 	prettyYAML, err := yaml.Marshal(attestationConfig)
 	if err != nil {
-		return "", fmt.Errorf("marshalling attestation config: %w", err)
+		return fmt.Errorf("marshalling attestation config: %w", err)
 	}
 
 	serviceVersions, err := getHelmVersions()
 	if err != nil {
-		return "", fmt.Errorf("getting service versions: %w", err)
+		return fmt.Errorf("getting service versions: %w", err)
 	}
 
-	status, err := kubeClient.ClusterStatus(ctx)
+	status, err := kubeClient.ClusterStatus(cmd.Context())
 	if err != nil {
-		return "", fmt.Errorf("getting cluster status: %w", err)
+		return fmt.Errorf("getting cluster status: %w", err)
 	}
 
-	return statusOutput(nodeVersion, serviceVersions, status, string(prettyYAML)), nil
+	cmd.Print(statusOutput(nodeVersion, serviceVersions, status, string(prettyYAML)))
+	return nil
 }
 
 // statusOutput creates the status cmd output string by formatting the received information.
@@ -167,26 +168,6 @@ func targetVersionsString(target kubecmd.NodeVersion) string {
 	return builder.String()
 }
 
-type statusFlags struct {
-	workspace string
-	force     bool
-}
-
-func parseStatusFlags(cmd *cobra.Command) (statusFlags, error) {
-	workspace, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return statusFlags{}, fmt.Errorf("getting config flag: %w", err)
-	}
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return statusFlags{}, fmt.Errorf("getting config flag: %w", err)
-	}
-	return statusFlags{
-		workspace: workspace,
-		force:     force,
-	}, nil
-}
-
 type kubeCmd interface {
 	ClusterStatus(ctx context.Context) (map[string]kubecmd.NodeStatus, error)
 	GetConstellationVersion(ctx context.Context) (kubecmd.NodeVersion, error)

cli/internal/cmd/status_test.go

@@ -7,6 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 package cmd
 
 import (
+	"bytes"
 	"context"
 	"fmt"
 	"testing"
@@ -14,8 +15,12 @@ import (
 	"github.com/edgelesssys/constellation/v2/cli/internal/kubecmd"
 	"github.com/edgelesssys/constellation/v2/internal/attestation/measurements"
 	"github.com/edgelesssys/constellation/v2/internal/attestation/variant"
+	"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
 	"github.com/edgelesssys/constellation/v2/internal/config"
+	"github.com/edgelesssys/constellation/v2/internal/constants"
+	"github.com/edgelesssys/constellation/v2/internal/file"
 	updatev1alpha1 "github.com/edgelesssys/constellation/v2/operators/constellation-node-operator/v2/api/v1alpha1"
+	"github.com/spf13/afero"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	corev1 "k8s.io/api/core/v1"
@@ -63,7 +68,6 @@ func TestStatus(t *testing.T) {
 
 	testCases := map[string]struct {
 		kubeClient     stubKubeClient
-		attestVariant  variant.Variant
 		expectedOutput string
 		wantErr        bool
 	}{
@@ -104,7 +108,6 @@ func TestStatus(t *testing.T) {
 					},
 				},
 			},
-			attestVariant:  variant.QEMUVTPM{},
 			expectedOutput: successOutput,
 		},
 		"one of two nodes not upgraded": {
@@ -157,7 +160,6 @@ func TestStatus(t *testing.T) {
 					},
 				},
 			},
-			attestVariant:  variant.QEMUVTPM{},
 			expectedOutput: inProgressOutput,
 		},
 		"error getting node status": {
@@ -183,7 +185,6 @@ func TestStatus(t *testing.T) {
 					},
 				},
 			},
-			attestVariant:  variant.QEMUVTPM{},
 			expectedOutput: successOutput,
 			wantErr:        true,
 		},
@@ -211,7 +212,6 @@ func TestStatus(t *testing.T) {
 					},
 				},
 			},
-			attestVariant:  variant.QEMUVTPM{},
 			expectedOutput: successOutput,
 			wantErr:        true,
 		},
@@ -248,7 +248,6 @@ func TestStatus(t *testing.T) {
 				}),
 				attestationErr: assert.AnError,
 			},
-			attestVariant:  variant.QEMUVTPM{},
 			expectedOutput: successOutput,
 			wantErr:        true,
 		},
@@ -259,19 +258,31 @@ func TestStatus(t *testing.T) {
 			require := require.New(t)
 			assert := assert.New(t)
 
-			variant := variant.AWSNitroTPM{}
-			output, err := status(
-				context.Background(),
+			cmd := NewStatusCmd()
+			var out bytes.Buffer
+			cmd.SetOut(&out)
+			var errOut bytes.Buffer
+			cmd.SetErr(&errOut)
+
+			fileHandler := file.NewHandler(afero.NewMemMapFs())
+			cfg, err := createConfigWithAttestationVariant(cloudprovider.QEMU, "", variant.QEMUVTPM{})
+			require.NoError(err)
+			require.NoError(fileHandler.WriteYAML(constants.ConfigFilename, cfg))
+
+			s := statusCmd{fileHandler: fileHandler}
+
+			err = s.status(
+				cmd,
 				stubGetVersions(versionsOutput),
 				tc.kubeClient,
-				variant,
+				stubAttestationFetcher{},
 			)
 			if tc.wantErr {
 				assert.Error(err)
 				return
 			}
 			require.NoError(err)
-			assert.Equal(tc.expectedOutput, output)
+			assert.Equal(tc.expectedOutput, out.String())
 		})
 	}
 }

cli/internal/cmd/terminate.go

@@ -13,10 +13,9 @@ import (
 
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
-	"github.com/edgelesssys/constellation/v2/cli/internal/terraform"
 	"github.com/edgelesssys/constellation/v2/internal/constants"
 	"github.com/edgelesssys/constellation/v2/internal/file"
 )
@@ -35,9 +34,26 @@ func NewTerminateCmd() *cobra.Command {
 	return cmd
 }
 
+type terminateFlags struct {
+	rootFlags
+	yes bool
+}
+
+func (f *terminateFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	yes, err := flags.GetBool("yes")
+	if err != nil {
+		return fmt.Errorf("getting 'yes' flag: %w", err)
+	}
+	f.yes = yes
+	return nil
+}
+
 // runTerminate runs the terminate command.
 func runTerminate(cmd *cobra.Command, _ []string) error {
-	fileHandler := file.NewHandler(afero.NewOsFs())
 	spinner, err := newSpinnerOrStderr(cmd)
 	if err != nil {
 		return fmt.Errorf("creating spinner: %w", err)
@@ -45,18 +61,27 @@ func runTerminate(cmd *cobra.Command, _ []string) error {
 	defer spinner.Stop()
 	terminator := cloudcmd.NewTerminator()
 
-	return terminate(cmd, terminator, fileHandler, spinner)
+	logger, err := newCLILogger(cmd)
+	if err != nil {
+		return fmt.Errorf("creating logger: %w", err)
+	}
+
+	t := &terminateCmd{log: logger, fileHandler: file.NewHandler(afero.NewOsFs())}
+	if err := t.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+
+	return t.terminate(cmd, terminator, spinner)
 }
 
-func terminate(cmd *cobra.Command, terminator cloudTerminator, fileHandler file.Handler, spinner spinnerInterf,
-) error {
-	flags, err := parseTerminateFlags(cmd)
-	if err != nil {
-		return fmt.Errorf("parsing flags: %w", err)
-	}
-	pf := pathprefix.New(flags.workspace)
+type terminateCmd struct {
+	log         debugLog
+	fileHandler file.Handler
+	flags       terminateFlags
+}
 
-	if !flags.yes {
+func (t *terminateCmd) terminate(cmd *cobra.Command, terminator cloudTerminator, spinner spinnerInterf) error {
+	if !t.flags.yes {
 		cmd.Println("You are about to terminate a Constellation cluster.")
 		cmd.Println("All of its associated resources will be DESTROYED.")
 		cmd.Println("This action is irreversible and ALL DATA WILL BE LOST.")
@@ -71,7 +96,7 @@ func terminate(cmd *cobra.Command, terminator cloudTerminator, fileHandler file.
 	}
 
 	spinner.Start("Terminating", false)
-	err = terminator.Terminate(cmd.Context(), constants.TerraformWorkingDir, flags.logLevel)
+	err := terminator.Terminate(cmd.Context(), constants.TerraformWorkingDir, t.flags.tfLogLevel)
 	spinner.Stop()
 	if err != nil {
 		return fmt.Errorf("terminating Constellation cluster: %w", err)
@@ -80,44 +105,13 @@ func terminate(cmd *cobra.Command, terminator cloudTerminator, fileHandler file.
 	cmd.Println("Your Constellation cluster was terminated successfully.")
 
 	var removeErr error
-	if err := fileHandler.Remove(constants.AdminConfFilename); err != nil && !errors.Is(err, fs.ErrNotExist) {
-		removeErr = errors.Join(err, fmt.Errorf("failed to remove file: '%s', please remove it manually", pf.PrefixPrintablePath(constants.AdminConfFilename)))
+	if err := t.fileHandler.Remove(constants.AdminConfFilename); err != nil && !errors.Is(err, fs.ErrNotExist) {
+		removeErr = errors.Join(err, fmt.Errorf("failed to remove file: '%s', please remove it manually", t.flags.pathPrefixer.PrefixPrintablePath(constants.AdminConfFilename)))
 	}
 
-	if err := fileHandler.Remove(constants.StateFilename); err != nil && !errors.Is(err, fs.ErrNotExist) {
-		removeErr = errors.Join(err, fmt.Errorf("failed to remove file: '%s', please remove it manually", pf.PrefixPrintablePath(constants.StateFilename)))
+	if err := t.fileHandler.Remove(constants.StateFilename); err != nil && !errors.Is(err, fs.ErrNotExist) {
+		removeErr = errors.Join(err, fmt.Errorf("failed to remove file: '%s', please remove it manually", t.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename)))
 	}
 
 	return removeErr
 }
-
-type terminateFlags struct {
-	yes       bool
-	workspace string
-	logLevel  terraform.LogLevel
-}
-
-func parseTerminateFlags(cmd *cobra.Command) (terminateFlags, error) {
-	yes, err := cmd.Flags().GetBool("yes")
-	if err != nil {
-		return terminateFlags{}, fmt.Errorf("parsing yes bool: %w", err)
-	}
-	logLevelString, err := cmd.Flags().GetString("tf-log")
-	if err != nil {
-		return terminateFlags{}, fmt.Errorf("parsing tf-log string: %w", err)
-	}
-	logLevel, err := terraform.ParseLogLevel(logLevelString)
-	if err != nil {
-		return terminateFlags{}, fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-	}
-	workspace, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return terminateFlags{}, fmt.Errorf("parsing workspace string: %w", err)
-	}
-
-	return terminateFlags{
-		yes:       yes,
-		workspace: workspace,
-		logLevel:  logLevel,
-	}, nil
-}

cli/internal/cmd/terminate_test.go

@@ -14,6 +14,7 @@ import (
 	"github.com/edgelesssys/constellation/v2/cli/internal/state"
 	"github.com/edgelesssys/constellation/v2/internal/constants"
 	"github.com/edgelesssys/constellation/v2/internal/file"
+	"github.com/edgelesssys/constellation/v2/internal/logger"
 	"github.com/spf13/afero"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
@@ -134,18 +135,17 @@ func TestTerminate(t *testing.T) {
 			cmd.SetErr(&bytes.Buffer{})
 			cmd.SetIn(bytes.NewBufferString(tc.stdin))
 
-			// register persistent flags manually
-			cmd.Flags().String("tf-log", "NONE", "")
-			cmd.Flags().String("workspace", "", "")
-
 			require.NotNil(tc.setupFs)
 			fileHandler := file.NewHandler(tc.setupFs(require, tc.stateFile))
 
-			if tc.yesFlag {
-				require.NoError(cmd.Flags().Set("yes", "true"))
+			tCmd := &terminateCmd{
+				log:         logger.NewTest(t),
+				fileHandler: fileHandler,
+				flags: terminateFlags{
+					yes: tc.yesFlag,
+				},
 			}
-
-			err := terminate(cmd, tc.terminator, fileHandler, &nopSpinner{})
+			err := tCmd.terminate(cmd, tc.terminator, &nopSpinner{})
 
 			if tc.wantErr {
 				assert.Error(err)

cli/internal/cmd/upgradeapply.go

@@ -16,7 +16,6 @@ import (
 	"time"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/cli/internal/helm"
 	"github.com/edgelesssys/constellation/v2/cli/internal/kubecmd"
 	"github.com/edgelesssys/constellation/v2/cli/internal/state"
@@ -33,6 +32,7 @@ import (
 	"github.com/rogpeppe/go-internal/diff"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 	"gopkg.in/yaml.v3"
 	apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
 )
@@ -76,12 +76,62 @@ func newUpgradeApplyCmd() *cobra.Command {
 	return cmd
 }
 
-func runUpgradeApply(cmd *cobra.Command, _ []string) error {
-	flags, err := parseUpgradeApplyFlags(cmd)
-	if err != nil {
-		return fmt.Errorf("parsing flags: %w", err)
+type upgradeApplyFlags struct {
+	rootFlags
+	yes            bool
+	upgradeTimeout time.Duration
+	conformance    bool
+	helmWaitMode   helm.WaitMode
+	skipPhases     skipPhases
+}
+
+func (f *upgradeApplyFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
 	}
 
+	rawSkipPhases, err := flags.GetStringSlice("skip-phases")
+	if err != nil {
+		return fmt.Errorf("parsing skip-phases flag: %w", err)
+	}
+	var skipPhases []skipPhase
+	for _, phase := range rawSkipPhases {
+		switch skipPhase(phase) {
+		case skipInfrastructurePhase, skipHelmPhase, skipImagePhase, skipK8sPhase:
+			skipPhases = append(skipPhases, skipPhase(phase))
+		default:
+			return fmt.Errorf("invalid phase %s", phase)
+		}
+	}
+	f.skipPhases = skipPhases
+
+	f.yes, err = flags.GetBool("yes")
+	if err != nil {
+		return fmt.Errorf("getting 'yes' flag: %w", err)
+	}
+
+	f.upgradeTimeout, err = flags.GetDuration("timeout")
+	if err != nil {
+		return fmt.Errorf("getting 'timeout' flag: %w", err)
+	}
+
+	f.conformance, err = flags.GetBool("conformance")
+	if err != nil {
+		return fmt.Errorf("getting 'conformance' flag: %w", err)
+	}
+	skipHelmWait, err := flags.GetBool("skip-helm-wait")
+	if err != nil {
+		return fmt.Errorf("getting 'skip-helm-wait' flag: %w", err)
+	}
+	f.helmWaitMode = helm.WaitModeAtomic
+	if skipHelmWait {
+		f.helmWaitMode = helm.WaitModeNone
+	}
+
+	return nil
+}
+
+func runUpgradeApply(cmd *cobra.Command, _ []string) error {
 	log, err := newCLILogger(cmd)
 	if err != nil {
 		return fmt.Errorf("creating logger: %w", err)
@@ -98,13 +148,18 @@ func runUpgradeApply(cmd *cobra.Command, _ []string) error {
 
 	configFetcher := attestationconfigapi.NewFetcher()
 
+	var flags upgradeApplyFlags
+	if err := flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+
 	// Set up terraform upgrader
 	upgradeDir := filepath.Join(constants.UpgradeDir, upgradeID)
 	clusterUpgrader, err := cloudcmd.NewClusterUpgrader(
 		cmd.Context(),
 		constants.TerraformWorkingDir,
 		upgradeDir,
-		flags.terraformLogLevel,
+		flags.tfLogLevel,
 		fileHandler,
 	)
 	if err != nil {
@@ -122,9 +177,10 @@ func runUpgradeApply(cmd *cobra.Command, _ []string) error {
 		clusterUpgrader: clusterUpgrader,
 		configFetcher:   configFetcher,
 		fileHandler:     fileHandler,
+		flags:           flags,
 		log:             log,
 	}
-	return applyCmd.upgradeApply(cmd, upgradeDir, flags)
+	return applyCmd.upgradeApply(cmd, upgradeDir)
 }
 
 type upgradeApplyCmd struct {
@@ -133,11 +189,12 @@ type upgradeApplyCmd struct {
 	clusterUpgrader clusterUpgrader
 	configFetcher   attestationconfigapi.Fetcher
 	fileHandler     file.Handler
+	flags           upgradeApplyFlags
 	log             debugLog
 }
 
-func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string, flags upgradeApplyFlags) error {
-	conf, err := config.New(u.fileHandler, constants.ConfigFilename, u.configFetcher, flags.force)
+func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string) error {
+	conf, err := config.New(u.fileHandler, constants.ConfigFilename, u.configFetcher, u.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -147,7 +204,7 @@ func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string, fl
 	}
 	if cloudcmd.UpgradeRequiresIAMMigration(conf.GetProvider()) {
 		cmd.Println("WARNING: This upgrade requires an IAM migration. Please make sure you have applied the IAM migration using `iam upgrade apply` before continuing.")
-		if !flags.yes {
+		if !u.flags.yes {
 			yes, err := askToConfirm(cmd, "Did you upgrade the IAM resources?")
 			if err != nil {
 				return fmt.Errorf("asking for confirmation: %w", err)
@@ -158,7 +215,7 @@ func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string, fl
 			}
 		}
 	}
-	conf.KubernetesVersion, err = validK8sVersion(cmd, string(conf.KubernetesVersion), flags.yes)
+	conf.KubernetesVersion, err = validK8sVersion(cmd, string(conf.KubernetesVersion), u.flags.yes)
 	if err != nil {
 		return err
 	}
@@ -168,21 +225,21 @@ func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string, fl
 		return fmt.Errorf("reading state file: %w", err)
 	}
 
-	if err := u.confirmAndUpgradeAttestationConfig(cmd, conf.GetAttestationConfig(), stateFile.ClusterValues.MeasurementSalt, flags); err != nil {
+	if err := u.confirmAndUpgradeAttestationConfig(cmd, conf.GetAttestationConfig(), stateFile.ClusterValues.MeasurementSalt); err != nil {
 		return fmt.Errorf("upgrading measurements: %w", err)
 	}
 
 	// If infrastructure phase is skipped, we expect the new infrastructure
 	// to be in the Terraform configuration already. Otherwise, perform
 	// the Terraform migrations.
-	if !flags.skipPhases.contains(skipInfrastructurePhase) {
+	if !u.flags.skipPhases.contains(skipInfrastructurePhase) {
 		migrationRequired, err := u.planTerraformMigration(cmd, conf)
 		if err != nil {
 			return fmt.Errorf("planning Terraform migrations: %w", err)
 		}
 
 		if migrationRequired {
-			postMigrationInfraState, err := u.migrateTerraform(cmd, conf, upgradeDir, flags)
+			postMigrationInfraState, err := u.migrateTerraform(cmd, conf, upgradeDir)
 			if err != nil {
 				return fmt.Errorf("performing Terraform migrations: %w", err)
 			}
@@ -217,8 +274,8 @@ func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string, fl
 	}
 
 	var upgradeErr *compatibility.InvalidUpgradeError
-	if !flags.skipPhases.contains(skipHelmPhase) {
-		err = u.handleServiceUpgrade(cmd, conf, stateFile, upgradeDir, flags)
+	if !u.flags.skipPhases.contains(skipHelmPhase) {
+		err = u.handleServiceUpgrade(cmd, conf, stateFile, upgradeDir)
 		switch {
 		case errors.As(err, &upgradeErr):
 			cmd.PrintErrln(err)
@@ -228,10 +285,10 @@ func (u *upgradeApplyCmd) upgradeApply(cmd *cobra.Command, upgradeDir string, fl
 			return fmt.Errorf("upgrading services: %w", err)
 		}
 	}
-	skipImageUpgrade := flags.skipPhases.contains(skipImagePhase)
-	skipK8sUpgrade := flags.skipPhases.contains(skipK8sPhase)
+	skipImageUpgrade := u.flags.skipPhases.contains(skipImagePhase)
+	skipK8sUpgrade := u.flags.skipPhases.contains(skipK8sPhase)
 	if !(skipImageUpgrade && skipK8sUpgrade) {
-		err = u.kubeUpgrader.UpgradeNodeVersion(cmd.Context(), conf, flags.force, skipImageUpgrade, skipK8sUpgrade)
+		err = u.kubeUpgrader.UpgradeNodeVersion(cmd.Context(), conf, u.flags.force, skipImageUpgrade, skipK8sUpgrade)
 		switch {
 		case errors.Is(err, kubecmd.ErrInProgress):
 			cmd.PrintErrln("Skipping image and Kubernetes upgrades. Another upgrade is in progress.")
@@ -284,12 +341,11 @@ func (u *upgradeApplyCmd) planTerraformMigration(cmd *cobra.Command, conf *confi
 // migrateTerraform checks if the Constellation version the cluster is being upgraded to requires a migration
 // of cloud resources with Terraform. If so, the migration is performed and the post-migration infrastructure state is returned.
 // If no migration is required, the current (pre-upgrade) infrastructure state is returned.
-func (u *upgradeApplyCmd) migrateTerraform(
-	cmd *cobra.Command, conf *config.Config, upgradeDir string, flags upgradeApplyFlags,
+func (u *upgradeApplyCmd) migrateTerraform(cmd *cobra.Command, conf *config.Config, upgradeDir string,
 ) (state.Infrastructure, error) {
 	// If there are any Terraform migrations to apply, ask for confirmation
 	fmt.Fprintln(cmd.OutOrStdout(), "The upgrade requires a migration of Constellation cloud resources by applying an updated Terraform template. Please manually review the suggested changes below.")
-	if !flags.yes {
+	if !u.flags.yes {
 		ok, err := askToConfirm(cmd, "Do you want to apply the Terraform migrations?")
 		if err != nil {
 			return state.Infrastructure{}, fmt.Errorf("asking for confirmation: %w", err)
@@ -317,8 +373,8 @@ func (u *upgradeApplyCmd) migrateTerraform(
 
 	cmd.Printf("Infrastructure migrations applied successfully and output written to: %s\n"+
 		"A backup of the pre-upgrade state has been written to: %s\n",
-		flags.pf.PrefixPrintablePath(constants.StateFilename),
-		flags.pf.PrefixPrintablePath(filepath.Join(upgradeDir, constants.TerraformUpgradeBackupDir)),
+		u.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename),
+		u.flags.pathPrefixer.PrefixPrintablePath(filepath.Join(upgradeDir, constants.TerraformUpgradeBackupDir)),
 	)
 	return infraState, nil
 }
@@ -347,7 +403,7 @@ func validK8sVersion(cmd *cobra.Command, version string, yes bool) (validVersion
 // confirmAndUpgradeAttestationConfig checks if the locally configured measurements are different from the cluster's measurements.
 // If so the function will ask the user to confirm (if --yes is not set) and upgrade the cluster's config.
 func (u *upgradeApplyCmd) confirmAndUpgradeAttestationConfig(
-	cmd *cobra.Command, newConfig config.AttestationCfg, measurementSalt []byte, flags upgradeApplyFlags,
+	cmd *cobra.Command, newConfig config.AttestationCfg, measurementSalt []byte,
 ) error {
 	clusterAttestationConfig, err := u.kubeUpgrader.GetClusterAttestationConfig(cmd.Context(), newConfig.GetVariant())
 	if err != nil {
@@ -369,7 +425,7 @@ func (u *upgradeApplyCmd) confirmAndUpgradeAttestationConfig(
 	}
 	cmd.Println("The following changes will be applied to the attestation config:")
 	cmd.Println(diffStr)
-	if !flags.yes {
+	if !u.flags.yes {
 		ok, err := askToConfirm(cmd, "Are you sure you want to change your cluster's attestation config?")
 		if err != nil {
 			return fmt.Errorf("asking for confirmation: %w", err)
@@ -387,21 +443,20 @@ func (u *upgradeApplyCmd) confirmAndUpgradeAttestationConfig(
 }
 
 func (u *upgradeApplyCmd) handleServiceUpgrade(
-	cmd *cobra.Command, conf *config.Config, stateFile *state.State,
-	upgradeDir string, flags upgradeApplyFlags,
+	cmd *cobra.Command, conf *config.Config, stateFile *state.State, upgradeDir string,
 ) error {
 	var secret uri.MasterSecret
 	if err := u.fileHandler.ReadJSON(constants.MasterSecretFilename, &secret); err != nil {
 		return fmt.Errorf("reading master secret: %w", err)
 	}
-	serviceAccURI, err := cloudcmd.GetMarshaledServiceAccountURI(conf.GetProvider(), conf, flags.pf, u.log, u.fileHandler)
+	serviceAccURI, err := cloudcmd.GetMarshaledServiceAccountURI(conf.GetProvider(), conf, u.flags.pathPrefixer, u.log, u.fileHandler)
 	if err != nil {
 		return fmt.Errorf("getting service account URI: %w", err)
 	}
 	options := helm.Options{
-		Force:        flags.force,
-		Conformance:  flags.conformance,
-		HelmWaitMode: flags.helmWaitMode,
+		Force:        u.flags.force,
+		Conformance:  u.flags.conformance,
+		HelmWaitMode: u.flags.helmWaitMode,
 	}
 
 	prepareApply := func(allowDestructive bool) (helm.Applier, bool, error) {
@@ -422,7 +477,7 @@ func (u *upgradeApplyCmd) handleServiceUpgrade(
 		if !errors.Is(err, helm.ErrConfirmationMissing) {
 			return fmt.Errorf("upgrading charts with deny destructive mode: %w", err)
 		}
-		if !flags.yes {
+		if !u.flags.yes {
 			cmd.PrintErrln("WARNING: Upgrading cert-manager will destroy all custom resources you have manually created that are based on the current version of cert-manager.")
 			ok, askErr := askToConfirm(cmd, "Do you want to upgrade cert-manager anyway?")
 			if askErr != nil {
@@ -463,86 +518,6 @@ func (u *upgradeApplyCmd) handleServiceUpgrade(
 	return nil
 }
 
-func parseUpgradeApplyFlags(cmd *cobra.Command) (upgradeApplyFlags, error) {
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return upgradeApplyFlags{}, err
-	}
-
-	yes, err := cmd.Flags().GetBool("yes")
-	if err != nil {
-		return upgradeApplyFlags{}, err
-	}
-
-	timeout, err := cmd.Flags().GetDuration("timeout")
-	if err != nil {
-		return upgradeApplyFlags{}, err
-	}
-
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return upgradeApplyFlags{}, fmt.Errorf("parsing force argument: %w", err)
-	}
-
-	logLevelString, err := cmd.Flags().GetString("tf-log")
-	if err != nil {
-		return upgradeApplyFlags{}, fmt.Errorf("parsing tf-log string: %w", err)
-	}
-	logLevel, err := terraform.ParseLogLevel(logLevelString)
-	if err != nil {
-		return upgradeApplyFlags{}, fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-	}
-
-	conformance, err := cmd.Flags().GetBool("conformance")
-	if err != nil {
-		return upgradeApplyFlags{}, fmt.Errorf("parsing conformance flag: %w", err)
-	}
-	skipHelmWait, err := cmd.Flags().GetBool("skip-helm-wait")
-	if err != nil {
-		return upgradeApplyFlags{}, fmt.Errorf("parsing skip-helm-wait flag: %w", err)
-	}
-	helmWaitMode := helm.WaitModeAtomic
-	if skipHelmWait {
-		helmWaitMode = helm.WaitModeNone
-	}
-
-	rawSkipPhases, err := cmd.Flags().GetStringSlice("skip-phases")
-	if err != nil {
-		return upgradeApplyFlags{}, fmt.Errorf("parsing skip-phases flag: %w", err)
-	}
-	var skipPhases []skipPhase
-	for _, phase := range rawSkipPhases {
-		switch skipPhase(phase) {
-		case skipInfrastructurePhase, skipHelmPhase, skipImagePhase, skipK8sPhase:
-			skipPhases = append(skipPhases, skipPhase(phase))
-		default:
-			return upgradeApplyFlags{}, fmt.Errorf("invalid phase %s", phase)
-		}
-	}
-
-	return upgradeApplyFlags{
-		pf:                pathprefix.New(workDir),
-		yes:               yes,
-		upgradeTimeout:    timeout,
-		force:             force,
-		terraformLogLevel: logLevel,
-		conformance:       conformance,
-		helmWaitMode:      helmWaitMode,
-		skipPhases:        skipPhases,
-	}, nil
-}
-
-type upgradeApplyFlags struct {
-	pf                pathprefix.PathPrefixer
-	yes               bool
-	upgradeTimeout    time.Duration
-	force             bool
-	terraformLogLevel terraform.LogLevel
-	conformance       bool
-	helmWaitMode      helm.WaitMode
-	skipPhases        skipPhases
-}
-
 // skipPhases is a list of phases that can be skipped during the upgrade process.
 type skipPhases []skipPhase
 

cli/internal/cmd/upgradeapply_test.go

@@ -227,10 +227,11 @@ func TestUpgradeApply(t *testing.T) {
 				clusterUpgrader: tc.terraformUpgrader,
 				log:             logger.NewTest(t),
 				configFetcher:   stubAttestationFetcher{},
+				flags:           tc.flags,
 				fileHandler:     fh,
 			}
 
-			err := upgrader.upgradeApply(cmd, "test", tc.flags)
+			err := upgrader.upgradeApply(cmd, "test")
 			if tc.wantErr {
 				assert.Error(err)
 				return
@@ -247,16 +248,20 @@ func TestUpgradeApply(t *testing.T) {
 }
 
 func TestUpgradeApplyFlagsForSkipPhases(t *testing.T) {
+	require := require.New(t)
 	cmd := newUpgradeApplyCmd()
-	cmd.Flags().String("workspace", "", "")  // register persistent flag manually
-	cmd.Flags().Bool("force", true, "")      // register persistent flag manually
-	cmd.Flags().String("tf-log", "NONE", "") // register persistent flag manually
-	require.NoError(t, cmd.Flags().Set("skip-phases", "infrastructure,helm,k8s,image"))
-	result, err := parseUpgradeApplyFlags(cmd)
-	if err != nil {
-		t.Fatalf("Error while parsing flags: %v", err)
-	}
-	assert.ElementsMatch(t, []skipPhase{skipInfrastructurePhase, skipHelmPhase, skipK8sPhase, skipImagePhase}, result.skipPhases)
+	// register persistent flags manually
+	cmd.Flags().String("workspace", "", "")
+	cmd.Flags().Bool("force", true, "")
+	cmd.Flags().String("tf-log", "NONE", "")
+	cmd.Flags().Bool("debug", false, "")
+
+	require.NoError(cmd.Flags().Set("skip-phases", "infrastructure,helm,k8s,image"))
+
+	var flags upgradeApplyFlags
+	err := flags.parse(cmd.Flags())
+	require.NoError(err)
+	assert.ElementsMatch(t, []skipPhase{skipInfrastructurePhase, skipHelmPhase, skipK8sPhase, skipImagePhase}, flags.skipPhases)
 }
 
 type stubKubernetesUpgrader struct {

cli/internal/cmd/upgradecheck.go

@@ -38,6 +38,7 @@ import (
 	"github.com/siderolabs/talos/pkg/machinery/config/encoder"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 	"golang.org/x/mod/semver"
 )
 
@@ -57,6 +58,36 @@ func newUpgradeCheckCmd() *cobra.Command {
 	return cmd
 }
 
+type upgradeCheckFlags struct {
+	rootFlags
+	updateConfig bool
+	ref          string
+	stream       string
+}
+
+func (f *upgradeCheckFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	updateConfig, err := flags.GetBool("update-config")
+	if err != nil {
+		return fmt.Errorf("getting 'update-config' flag: %w", err)
+	}
+	f.updateConfig = updateConfig
+
+	f.ref, err = flags.GetString("ref")
+	if err != nil {
+		return fmt.Errorf("getting 'ref' flag: %w", err)
+	}
+	f.stream, err = flags.GetString("stream")
+	if err != nil {
+		return fmt.Errorf("getting 'stream' flag: %w", err)
+	}
+
+	return nil
+}
+
 func runUpgradeCheck(cmd *cobra.Command, _ []string) error {
 	log, err := newCLILogger(cmd)
 	if err != nil {
@@ -64,8 +95,8 @@ func runUpgradeCheck(cmd *cobra.Command, _ []string) error {
 	}
 	defer log.Sync()
 
-	flags, err := parseUpgradeCheckFlags(cmd)
-	if err != nil {
+	var flags upgradeCheckFlags
+	if err := flags.parse(cmd.Flags()); err != nil {
 		return err
 	}
 
@@ -77,7 +108,7 @@ func runUpgradeCheck(cmd *cobra.Command, _ []string) error {
 		cmd.Context(),
 		constants.TerraformWorkingDir,
 		upgradeDir,
-		flags.terraformLogLevel,
+		flags.tfLogLevel,
 		fileHandler,
 	)
 	if err != nil {
@@ -111,46 +142,11 @@ func runUpgradeCheck(cmd *cobra.Command, _ []string) error {
 		upgradeDir:       upgradeDir,
 		terraformChecker: tfClient,
 		fileHandler:      fileHandler,
+		flags:            flags,
 		log:              log,
 	}
 
-	return up.upgradeCheck(cmd, attestationconfigapi.NewFetcher(), flags)
-}
-
-func parseUpgradeCheckFlags(cmd *cobra.Command) (upgradeCheckFlags, error) {
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return upgradeCheckFlags{}, fmt.Errorf("parsing force bool: %w", err)
-	}
-	updateConfig, err := cmd.Flags().GetBool("update-config")
-	if err != nil {
-		return upgradeCheckFlags{}, fmt.Errorf("parsing update-config bool: %w", err)
-	}
-	ref, err := cmd.Flags().GetString("ref")
-	if err != nil {
-		return upgradeCheckFlags{}, fmt.Errorf("parsing ref string: %w", err)
-	}
-	stream, err := cmd.Flags().GetString("stream")
-	if err != nil {
-		return upgradeCheckFlags{}, fmt.Errorf("parsing stream string: %w", err)
-	}
-
-	logLevelString, err := cmd.Flags().GetString("tf-log")
-	if err != nil {
-		return upgradeCheckFlags{}, fmt.Errorf("parsing tf-log string: %w", err)
-	}
-	logLevel, err := terraform.ParseLogLevel(logLevelString)
-	if err != nil {
-		return upgradeCheckFlags{}, fmt.Errorf("parsing Terraform log level %s: %w", logLevelString, err)
-	}
-
-	return upgradeCheckFlags{
-		force:             force,
-		updateConfig:      updateConfig,
-		ref:               ref,
-		stream:            stream,
-		terraformLogLevel: logLevel,
-	}, nil
+	return up.upgradeCheck(cmd, attestationconfigapi.NewFetcher())
 }
 
 type upgradeCheckCmd struct {
@@ -159,12 +155,13 @@ type upgradeCheckCmd struct {
 	collect          collector
 	terraformChecker terraformChecker
 	fileHandler      file.Handler
+	flags            upgradeCheckFlags
 	log              debugLog
 }
 
 // upgradePlan plans an upgrade of a Constellation cluster.
-func (u *upgradeCheckCmd) upgradeCheck(cmd *cobra.Command, fetcher attestationconfigapi.Fetcher, flags upgradeCheckFlags) error {
-	conf, err := config.New(u.fileHandler, constants.ConfigFilename, fetcher, flags.force)
+func (u *upgradeCheckCmd) upgradeCheck(cmd *cobra.Command, fetcher attestationconfigapi.Fetcher) error {
+	conf, err := config.New(u.fileHandler, constants.ConfigFilename, fetcher, u.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -271,7 +268,7 @@ func (u *upgradeCheckCmd) upgradeCheck(cmd *cobra.Command, fetcher attestationco
 	// Using Print over Println as buildString already includes a trailing newline where necessary.
 	cmd.Print(updateMsg)
 
-	if flags.updateConfig {
+	if u.flags.updateConfig {
 		if err := upgrade.writeConfig(conf, u.fileHandler, constants.ConfigFilename); err != nil {
 			return fmt.Errorf("writing config: %w", err)
 		}
@@ -725,14 +722,6 @@ func (v *versionCollector) filterCompatibleCLIVersions(ctx context.Context, cliP
 	return compatibleVersions, nil
 }
 
-type upgradeCheckFlags struct {
-	force             bool
-	updateConfig      bool
-	ref               string
-	stream            string
-	terraformLogLevel terraform.LogLevel
-}
-
 type kubernetesChecker interface {
 	GetConstellationVersion(ctx context.Context) (kubecmd.NodeVersion, error)
 }

cli/internal/cmd/upgradecheck_test.go

@@ -221,7 +221,7 @@ func TestUpgradeCheck(t *testing.T) {
 
 			cmd := newUpgradeCheckCmd()
 
-			err := checkCmd.upgradeCheck(cmd, stubAttestationFetcher{}, upgradeCheckFlags{})
+			err := checkCmd.upgradeCheck(cmd, stubAttestationFetcher{})
 			if tc.wantError {
 				assert.Error(err)
 				return

cli/internal/cmd/verify.go

@@ -26,7 +26,6 @@ import (
 	tpmProto "github.com/google/go-tpm-tools/proto/tpm"
 
 	"github.com/edgelesssys/constellation/v2/cli/internal/cloudcmd"
-	"github.com/edgelesssys/constellation/v2/cli/internal/cmd/pathprefix"
 	"github.com/edgelesssys/constellation/v2/cli/internal/state"
 	"github.com/edgelesssys/constellation/v2/internal/api/attestationconfigapi"
 	"github.com/edgelesssys/constellation/v2/internal/atls"
@@ -45,6 +44,7 @@ import (
 	"github.com/google/go-sev-guest/kds"
 	"github.com/spf13/afero"
 	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
 	"google.golang.org/grpc"
 )
 
@@ -64,7 +64,38 @@ func NewVerifyCmd() *cobra.Command {
 	return cmd
 }
 
+type verifyFlags struct {
+	rootFlags
+	endpoint  string
+	ownerID   string
+	clusterID string
+	output    string
+}
+
+func (f *verifyFlags) parse(flags *pflag.FlagSet) error {
+	if err := f.rootFlags.parse(flags); err != nil {
+		return err
+	}
+
+	var err error
+	f.output, err = flags.GetString("output")
+	if err != nil {
+		return fmt.Errorf("getting 'output' flag: %w", err)
+	}
+	f.endpoint, err = flags.GetString("node-endpoint")
+	if err != nil {
+		return fmt.Errorf("getting 'node-endpoint' flag: %w", err)
+	}
+	f.clusterID, err = flags.GetString("cluster-id")
+	if err != nil {
+		return fmt.Errorf("getting 'cluster-id' flag: %w", err)
+	}
+	return nil
+}
+
 type verifyCmd struct {
+	fileHandler file.Handler
+	flags       verifyFlags
 	log         debugLog
 }
 
@@ -95,22 +126,23 @@ func runVerify(cmd *cobra.Command, _ []string) error {
 			return nil, fmt.Errorf("invalid output value for formatter: %s", output)
 		}
 	}
-	v := &verifyCmd{log: log}
+	v := &verifyCmd{
+		fileHandler: fileHandler,
+		log:         log,
+	}
+	if err := v.flags.parse(cmd.Flags()); err != nil {
+		return err
+	}
+	v.log.Debugf("Using flags: %+v", v.flags)
 	fetcher := attestationconfigapi.NewFetcher()
-	return v.verify(cmd, fileHandler, verifyClient, formatterFactory, fetcher)
+	return v.verify(cmd, verifyClient, formatterFactory, fetcher)
 }
 
 type formatterFactory func(output string, provider cloudprovider.Provider, log debugLog) (attestationDocFormatter, error)
 
-func (c *verifyCmd) verify(cmd *cobra.Command, fileHandler file.Handler, verifyClient verifyClient, factory formatterFactory, configFetcher attestationconfigapi.Fetcher) error {
-	flags, err := c.parseVerifyFlags(cmd, fileHandler)
-	if err != nil {
-		return fmt.Errorf("parsing flags: %w", err)
-	}
-	c.log.Debugf("Using flags: %+v", flags)
-
-	c.log.Debugf("Loading configuration file from %q", flags.pf.PrefixPrintablePath(constants.ConfigFilename))
-	conf, err := config.New(fileHandler, constants.ConfigFilename, configFetcher, flags.force)
+func (c *verifyCmd) verify(cmd *cobra.Command, verifyClient verifyClient, factory formatterFactory, configFetcher attestationconfigapi.Fetcher) error {
+	c.log.Debugf("Loading configuration file from %q", c.flags.pathPrefixer.PrefixPrintablePath(constants.ConfigFilename))
+	conf, err := config.New(c.fileHandler, constants.ConfigFilename, configFetcher, c.flags.force)
 	var configValidationErr *config.ValidationError
 	if errors.As(err, &configValidationErr) {
 		cmd.PrintErrln(configValidationErr.LongMessage())
@@ -119,10 +151,29 @@ func (c *verifyCmd) verify(cmd *cobra.Command, fileHandler file.Handler, verifyC
 		return fmt.Errorf("loading config file: %w", err)
 	}
 
-	conf.UpdateMAAURL(flags.maaURL)
+	stateFile, err := state.ReadFromFile(c.fileHandler, constants.StateFilename)
+	if err != nil {
+		return fmt.Errorf("reading state file: %w", err)
+	}
+
+	ownerID, clusterID, err := c.validateIDFlags(cmd, stateFile)
+	if err != nil {
+		return err
+	}
+	endpoint, err := c.validateEndpointFlag(cmd, stateFile)
+	if err != nil {
+		return err
+	}
+
+	var maaURL string
+	if stateFile.Infrastructure.Azure != nil {
+		maaURL = stateFile.Infrastructure.Azure.AttestationURL
+	}
+	conf.UpdateMAAURL(maaURL)
+
 	c.log.Debugf("Updating expected PCRs")
 	attConfig := conf.GetAttestationConfig()
-	if err := cloudcmd.UpdateInitMeasurements(attConfig, flags.ownerID, flags.clusterID); err != nil {
+	if err := cloudcmd.UpdateInitMeasurements(attConfig, ownerID, clusterID); err != nil {
 		return fmt.Errorf("updating expected PCRs: %w", err)
 	}
 
@@ -140,7 +191,7 @@ func (c *verifyCmd) verify(cmd *cobra.Command, fileHandler file.Handler, verifyC
 
 	rawAttestationDoc, err := verifyClient.Verify(
 		cmd.Context(),
-		flags.endpoint,
+		endpoint,
 		&verifyproto.GetAttestationRequest{
 			Nonce: nonce,
 		},
@@ -151,7 +202,7 @@ func (c *verifyCmd) verify(cmd *cobra.Command, fileHandler file.Handler, verifyC
 	}
 
 	// certificates are only available for Azure
-	formatter, err := factory(flags.output, conf.GetProvider(), c.log)
+	formatter, err := factory(c.flags.output, conf.GetProvider(), c.log)
 	if err != nil {
 		return fmt.Errorf("creating formatter: %w", err)
 	}
@@ -160,7 +211,7 @@ func (c *verifyCmd) verify(cmd *cobra.Command, fileHandler file.Handler, verifyC
 		rawAttestationDoc,
 		conf.Provider.Azure == nil,
 		attConfig.GetMeasurements(),
-		flags.maaURL,
+		maaURL,
 	)
 	if err != nil {
 		return fmt.Errorf("printing attestation document: %w", err)
@@ -171,114 +222,37 @@ func (c *verifyCmd) verify(cmd *cobra.Command, fileHandler file.Handler, verifyC
 	return nil
 }
 
-func (c *verifyCmd) parseVerifyFlags(cmd *cobra.Command, fileHandler file.Handler) (verifyFlags, error) {
-	workDir, err := cmd.Flags().GetString("workspace")
-	if err != nil {
-		return verifyFlags{}, fmt.Errorf("parsing config path argument: %w", err)
-	}
-	c.log.Debugf("Flag 'workspace' set to %q", workDir)
-	pf := pathprefix.New(workDir)
-
-	ownerID := ""
-	clusterID, err := cmd.Flags().GetString("cluster-id")
-	if err != nil {
-		return verifyFlags{}, fmt.Errorf("parsing cluster-id argument: %w", err)
-	}
-	c.log.Debugf("Flag 'cluster-id' set to %q", clusterID)
-
-	endpoint, err := cmd.Flags().GetString("node-endpoint")
-	if err != nil {
-		return verifyFlags{}, fmt.Errorf("parsing node-endpoint argument: %w", err)
-	}
-	c.log.Debugf("Flag 'node-endpoint' set to %q", endpoint)
-
-	force, err := cmd.Flags().GetBool("force")
-	if err != nil {
-		return verifyFlags{}, fmt.Errorf("parsing force argument: %w", err)
-	}
-	c.log.Debugf("Flag 'force' set to %t", force)
-
-	output, err := cmd.Flags().GetString("output")
-	if err != nil {
-		return verifyFlags{}, fmt.Errorf("parsing raw argument: %w", err)
-	}
-	c.log.Debugf("Flag 'output' set to %t", output)
-
-	// Get empty values from state file
-	stateFile, err := state.ReadFromFile(fileHandler, constants.StateFilename)
-	isFileNotFound := errors.Is(err, afero.ErrFileNotFound)
-	if isFileNotFound {
-		c.log.Debugf("State file %q not found, using empty state", pf.PrefixPrintablePath(constants.StateFilename))
-		stateFile = state.New() // error compat
-	} else if err != nil {
-		return verifyFlags{}, fmt.Errorf("reading state file: %w", err)
-	}
-
-	emptyEndpoint := endpoint == ""
-	emptyIDs := ownerID == "" && clusterID == ""
-	if emptyEndpoint || emptyIDs {
-		c.log.Debugf("Trying to supplement empty flag values from %q", pf.PrefixPrintablePath(constants.StateFilename))
-		if emptyEndpoint {
-			cmd.PrintErrf("Using endpoint from %q. Specify --node-endpoint to override this.\n", pf.PrefixPrintablePath(constants.StateFilename))
-			endpoint = stateFile.Infrastructure.ClusterEndpoint
-		}
-		if emptyIDs {
-			cmd.PrintErrf("Using ID from %q. Specify --cluster-id to override this.\n", pf.PrefixPrintablePath(constants.StateFilename))
-			ownerID = stateFile.ClusterValues.OwnerID
+func (c *verifyCmd) validateIDFlags(cmd *cobra.Command, stateFile *state.State) (ownerID, clusterID string, err error) {
+	ownerID, clusterID = c.flags.ownerID, c.flags.clusterID
+	if c.flags.clusterID == "" {
+		cmd.PrintErrf("Using ID from %q. Specify --cluster-id to override this.\n", c.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename))
 		clusterID = stateFile.ClusterValues.ClusterID
 	}
-	}
-
-	var attestationURL string
-	if stateFile.Infrastructure.Azure != nil {
-		attestationURL = stateFile.Infrastructure.Azure.AttestationURL
+	if ownerID == "" {
+		// We don't want to print warnings until this is implemented again
+		// cmd.PrintErrf("Using ID from %q. Specify --owner-id to override this.\n", c.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename))
+		ownerID = stateFile.ClusterValues.OwnerID
 	}
 
 	// Validate
 	if ownerID == "" && clusterID == "" {
-		return verifyFlags{}, errors.New("cluster-id not provided to verify the cluster")
-	}
-	endpoint, err = addPortIfMissing(endpoint, constants.VerifyServiceNodePortGRPC)
-	if err != nil {
-		return verifyFlags{}, fmt.Errorf("validating endpoint argument: %w", err)
+		return "", "", errors.New("cluster-id not provided to verify the cluster")
 	}
 
-	return verifyFlags{
-		endpoint:  endpoint,
-		pf:        pf,
-		ownerID:   ownerID,
-		clusterID: clusterID,
-		output:    output,
-		maaURL:    attestationURL,
-		force:     force,
-	}, nil
+	return ownerID, clusterID, nil
 }
 
-type verifyFlags struct {
-	endpoint  string
-	ownerID   string
-	clusterID string
-	maaURL    string
-	output    string
-	force     bool
-	pf        pathprefix.PathPrefixer
-}
-
-func addPortIfMissing(endpoint string, defaultPort int) (string, error) {
+func (c *verifyCmd) validateEndpointFlag(cmd *cobra.Command, stateFile *state.State) (string, error) {
+	endpoint := c.flags.endpoint
 	if endpoint == "" {
-		return "", errors.New("endpoint is empty")
+		cmd.PrintErrf("Using endpoint from %q. Specify --node-endpoint to override this.\n", c.flags.pathPrefixer.PrefixPrintablePath(constants.StateFilename))
+		endpoint = stateFile.Infrastructure.ClusterEndpoint
+	}
+	endpoint, err := addPortIfMissing(endpoint, constants.VerifyServiceNodePortGRPC)
+	if err != nil {
+		return "", fmt.Errorf("validating endpoint argument: %w", err)
 	}
-
-	_, _, err := net.SplitHostPort(endpoint)
-	if err == nil {
 	return endpoint, nil
-	}
-
-	if strings.Contains(err.Error(), "missing port in address") {
-		return net.JoinHostPort(endpoint, strconv.Itoa(defaultPort)), nil
-	}
-
-	return "", err
 }
 
 // an attestationDocFormatter formats the attestation document.
@@ -869,3 +843,20 @@ func extractAzureInstanceInfo(docString string) (azureInstanceInfo, error) {
 	}
 	return instanceInfo, nil
 }
+
+func addPortIfMissing(endpoint string, defaultPort int) (string, error) {
+	if endpoint == "" {
+		return "", errors.New("endpoint is empty")
+	}
+
+	_, _, err := net.SplitHostPort(endpoint)
+	if err == nil {
+		return endpoint, nil
+	}
+
+	if strings.Contains(err.Error(), "missing port in address") {
+		return net.JoinHostPort(endpoint, strconv.Itoa(defaultPort)), nil
+	}
+
+	return "", err
+}

cli/internal/cmd/verify_test.go

@@ -58,6 +58,7 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: "192.0.2.1:1234",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{},
+			stateFile:        state.New(),
 			wantEndpoint:     "192.0.2.1:1234",
 			formatter:        &stubAttDocFormatter{},
 		},
@@ -66,6 +67,7 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: "192.0.2.1:1234",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{},
+			stateFile:        state.New(),
 			wantEndpoint:     "192.0.2.1:1234",
 			formatter:        &stubAttDocFormatter{},
 		},
@@ -74,6 +76,7 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: "192.0.2.1",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{},
+			stateFile:        state.New(),
 			wantEndpoint:     "192.0.2.1:" + strconv.Itoa(constants.VerifyServiceNodePortGRPC),
 			formatter:        &stubAttDocFormatter{},
 		},
@@ -81,6 +84,7 @@ func TestVerify(t *testing.T) {
 			provider:      cloudprovider.GCP,
 			clusterIDFlag: zeroBase64,
 			protoClient:   &stubVerifyClient{},
+			stateFile:     state.New(),
 			formatter:     &stubAttDocFormatter{},
 			wantErr:       true,
 		},
@@ -106,12 +110,14 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: ":::::",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{},
+			stateFile:        state.New(),
 			formatter:        &stubAttDocFormatter{},
 			wantErr:          true,
 		},
 		"neither owner id nor cluster id set": {
 			provider:         cloudprovider.GCP,
 			nodeEndpointFlag: "192.0.2.1:1234",
+			stateFile:        state.New(),
 			formatter:        &stubAttDocFormatter{},
 			wantErr:          true,
 		},
@@ -127,6 +133,7 @@ func TestVerify(t *testing.T) {
 			provider:           cloudprovider.GCP,
 			clusterIDFlag:      zeroBase64,
 			nodeEndpointFlag:   "192.0.2.1:1234",
+			stateFile:          state.New(),
 			formatter:          &stubAttDocFormatter{},
 			skipConfigCreation: true,
 			wantErr:            true,
@@ -136,6 +143,7 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: "192.0.2.1:1234",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{verifyErr: rpcStatus.Error(codes.Internal, "failed")},
+			stateFile:        state.New(),
 			formatter:        &stubAttDocFormatter{},
 			wantErr:          true,
 		},
@@ -144,6 +152,7 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: "192.0.2.1:1234",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{verifyErr: someErr},
+			stateFile:        state.New(),
 			formatter:        &stubAttDocFormatter{},
 			wantErr:          true,
 		},
@@ -152,6 +161,7 @@ func TestVerify(t *testing.T) {
 			nodeEndpointFlag: "192.0.2.1:1234",
 			clusterIDFlag:    zeroBase64,
 			protoClient:      &stubVerifyClient{},
+			stateFile:        state.New(),
 			wantEndpoint:     "192.0.2.1:1234",
 			formatter:        &stubAttDocFormatter{formatErr: someErr},
 			wantErr:          true,
@@ -164,31 +174,28 @@ func TestVerify(t *testing.T) {
 			require := require.New(t)
 
 			cmd := NewVerifyCmd()
-			cmd.Flags().String("workspace", "", "") // register persistent flag manually
-			cmd.Flags().Bool("force", true, "")     // register persistent flag manually
 			out := &bytes.Buffer{}
 			cmd.SetErr(out)
-			if tc.clusterIDFlag != "" {
-				require.NoError(cmd.Flags().Set("cluster-id", tc.clusterIDFlag))
-			}
-			if tc.nodeEndpointFlag != "" {
-				require.NoError(cmd.Flags().Set("node-endpoint", tc.nodeEndpointFlag))
-			}
 			fileHandler := file.NewHandler(afero.NewMemMapFs())
 
 			if !tc.skipConfigCreation {
 				cfg := defaultConfigWithExpectedMeasurements(t, config.Default(), tc.provider)
 				require.NoError(fileHandler.WriteYAML(constants.ConfigFilename, cfg))
 			}
-			if tc.stateFile != nil {
 			require.NoError(tc.stateFile.WriteToFile(fileHandler, constants.StateFilename))
-			}
 
-			v := &verifyCmd{log: logger.NewTest(t)}
+			v := &verifyCmd{
+				fileHandler: fileHandler,
+				log:         logger.NewTest(t),
+				flags: verifyFlags{
+					clusterID: tc.clusterIDFlag,
+					endpoint:  tc.nodeEndpointFlag,
+				},
+			}
 			formatterFac := func(_ string, _ cloudprovider.Provider, _ debugLog) (attestationDocFormatter, error) {
 				return tc.formatter, nil
 			}
-			err := v.verify(cmd, fileHandler, tc.protoClient, formatterFac, stubAttestationFetcher{})
+			err := v.verify(cmd, tc.protoClient, formatterFac, stubAttestationFetcher{})
 			if tc.wantErr {
 				assert.Error(err)
 			} else {

go.mod

@@ -109,6 +109,7 @@ require (
 	github.com/sigstore/sigstore v1.7.1
 	github.com/spf13/afero v1.10.0
 	github.com/spf13/cobra v1.7.0
+	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.8.4
 	github.com/theupdateframework/go-tuf v0.5.2
 	github.com/tink-crypto/tink-go/v2 v2.0.0
@@ -137,8 +138,6 @@ require (
 	sigs.k8s.io/yaml v1.3.0
 )
 
-require github.com/google/go-tdx-guest v0.2.2 // indirect
-
 require (
 	cloud.google.com/go v0.110.2 // indirect
 	cloud.google.com/go/iam v1.1.0 // indirect
@@ -234,6 +233,7 @@ require (
 	github.com/google/go-attestation v0.5.0 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/go-containerregistry v0.15.2 // indirect
+	github.com/google/go-tdx-guest v0.2.2 // indirect
 	github.com/google/go-tspi v0.3.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/google/logger v1.1.1 // indirect
@@ -306,7 +306,6 @@ require (
 	github.com/shopspring/decimal v1.3.1 // indirect
 	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/spf13/cast v1.5.1 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/stretchr/objx v0.5.0 // indirect
 	github.com/titanous/rocacheck v0.0.0-20171023193734-afe73141d399 // indirect
 	github.com/transparency-dev/merkle v0.0.2 // indirect