change: golangci-lint fix whitespaces

cmd/cluster/cluster.go

@@ -29,7 +29,6 @@ import (
 
 // NewCmdCluster returns a new cobra command
 func NewCmdCluster() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:   "cluster",

cmd/cluster/clusterCreate.go

@@ -71,12 +71,10 @@ var (
 )
 
 func initConfig() error {
-
 	// Viper for pre-processed config options
 	ppViper.SetEnvPrefix("K3D")
 
 	if l.Log().GetLevel() >= logrus.DebugLevel {
-
 		c, _ := yaml.Marshal(ppViper.AllSettings())
 		l.Log().Debugf("Additional CLI Configuration:\n%s", c)
 	}
@@ -86,7 +84,6 @@ func initConfig() error {
 
 // NewCmdClusterCreate returns a new cobra command
 func NewCmdClusterCreate() *cobra.Command {
-
 	// create new command
 	cmd := &cobra.Command{
 		Use:   "create NAME",
@@ -97,7 +94,6 @@ func NewCmdClusterCreate() *cobra.Command {
 			return initConfig()
 		},
 		Run: func(cmd *cobra.Command, args []string) {
-
 			/*************************
 			 * Compute Configuration *
 			 *************************/
@@ -350,7 +346,6 @@ func NewCmdClusterCreate() *cobra.Command {
 }
 
 func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
-
 	/****************************
 	 * Parse and validate flags *
 	 ****************************/
@@ -407,7 +402,6 @@ func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
 	// volumeFilterMap will map volume mounts to applied node filters
 	volumeFilterMap := make(map[string][]string, 1)
 	for _, volumeFlag := range ppViper.GetStringSlice("cli.volumes") {
-
 		// split node filter from the specified volume
 		volume, filters, err := cliutil.SplitFiltersFromFlag(volumeFlag)
 		if err != nil {
@@ -465,7 +459,6 @@ func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
 	// k3sNodeLabelFilterMap will add k3s node label to applied node filters
 	k3sNodeLabelFilterMap := make(map[string][]string, 1)
 	for _, labelFlag := range ppViper.GetStringSlice("cli.k3s-node-labels") {
-
 		// split node filter from the specified label
 		label, nodeFilters, err := cliutil.SplitFiltersFromFlag(labelFlag)
 		if err != nil {
@@ -493,7 +486,6 @@ func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
 	// runtimeLabelFilterMap will add container runtime label to applied node filters
 	runtimeLabelFilterMap := make(map[string][]string, 1)
 	for _, labelFlag := range ppViper.GetStringSlice("cli.runtime-labels") {
-
 		// split node filter from the specified label
 		label, nodeFilters, err := cliutil.SplitFiltersFromFlag(labelFlag)
 		if err != nil {
@@ -527,7 +519,6 @@ func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
 	// envFilterMap will add container env vars to applied node filters
 	envFilterMap := make(map[string][]string, 1)
 	for _, envFlag := range ppViper.GetStringSlice("cli.env") {
-
 		// split node filter from the specified env var
 		env, filters, err := cliutil.SplitFiltersFromFlag(envFlag)
 		if err != nil {
@@ -554,7 +545,6 @@ func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
 	// --k3s-arg
 	argFilterMap := make(map[string][]string, 1)
 	for _, argFlag := range ppViper.GetStringSlice("cli.k3sargs") {
-
 		// split node filter from the specified arg
 		arg, filters, err := cliutil.SplitFiltersFromFlag(argFlag)
 		if err != nil {
@@ -598,7 +588,6 @@ func applyCLIOverrides(cfg conf.SimpleConfig) (conf.SimpleConfig, error) {
 	hostAliasFlags := ppViper.GetStringSlice("hostaliases")
 	if len(hostAliasFlags) > 0 {
 		for _, ha := range hostAliasFlags {
-
 			// split on :
 			s := strings.Split(ha, ":")
 			if len(s) != 2 {

cmd/cluster/clusterDelete.go

@@ -45,7 +45,6 @@ var clusterDeleteCfgViper = viper.New()
 
 // NewCmdClusterDelete returns a new cobra command
 func NewCmdClusterDelete() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:               "delete [NAME [NAME ...] | --all]",
@@ -88,7 +87,6 @@ func NewCmdClusterDelete() *cobra.Command {
 					l.Log().Infof("Successfully deleted cluster %s!", c.Name)
 				}
 			}
-
 		},
 	}
 
@@ -112,7 +110,6 @@ func NewCmdClusterDelete() *cobra.Command {
 
 // parseDeleteClusterCmd parses the command input into variables required to delete clusters
 func parseDeleteClusterCmd(cmd *cobra.Command, args []string) []*k3d.Cluster {
-
 	var clusters []*k3d.Cluster
 
 	// --all

cmd/cluster/clusterEdit.go

@@ -34,7 +34,6 @@ import (
 
 // NewCmdClusterEdit returns a new cobra command
 func NewCmdClusterEdit() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:               "edit CLUSTER",
@@ -44,7 +43,6 @@ func NewCmdClusterEdit() *cobra.Command {
 		Aliases:           []string{"update"},
 		ValidArgsFunction: util.ValidArgsAvailableClusters,
 		Run: func(cmd *cobra.Command, args []string) {
-
 			existingCluster, changeset := parseEditClusterCmd(cmd, args)
 
 			l.Log().Debugf("===== Current =====\n%+v\n===== Changeset =====\n%+v\n", existingCluster, changeset)
@@ -54,7 +52,6 @@ func NewCmdClusterEdit() *cobra.Command {
 			}
 
 			l.Log().Infof("Successfully updated %s", existingCluster.Name)
-
 		},
 	}
 
@@ -69,7 +66,6 @@ func NewCmdClusterEdit() *cobra.Command {
 
 // parseEditClusterCmd parses the command input into variables required to delete nodes
 func parseEditClusterCmd(cmd *cobra.Command, args []string) (*k3d.Cluster, *conf.SimpleConfig) {
-
 	existingCluster, err := client.ClusterGet(cmd.Context(), runtimes.SelectedRuntime, &k3d.Cluster{Name: args[0]})
 	if err != nil {
 		l.Log().Fatalln(err)
@@ -96,7 +92,6 @@ func parseEditClusterCmd(cmd *cobra.Command, args []string) (*k3d.Cluster, *conf
 
 	portFilterMap := make(map[string][]string, 1)
 	for _, portFlag := range portFlags {
-
 		// split node filter from the specified volume
 		portmap, filters, err := cliutil.SplitFiltersFromFlag(portFlag)
 		if err != nil {

cmd/cluster/clusterStart.go

@@ -36,7 +36,6 @@ import (
 
 // NewCmdClusterStart returns a new cobra command
 func NewCmdClusterStart() *cobra.Command {
-
 	startClusterOpts := types.ClusterStartOpts{
 		Intent: k3d.IntentClusterStart,
 	}

cmd/cluster/clusterStop.go

@@ -33,7 +33,6 @@ import (
 
 // NewCmdClusterStop returns a new cobra command
 func NewCmdClusterStop() *cobra.Command {
-
 	// create new command
 	cmd := &cobra.Command{
 		Use:               "stop [NAME [NAME...] | --all]",

cmd/config/configMigrate.go

@@ -35,13 +35,11 @@ import (
 
 // NewCmdConfigMigrate returns a new cobra command
 func NewCmdConfigMigrate() *cobra.Command {
-
 	cmd := &cobra.Command{
 		Use:     "migrate INPUT [OUTPUT]",
 		Aliases: []string{"update"},
 		Args:    cobra.RangeArgs(1, 2),
 		Run: func(cmd *cobra.Command, args []string) {
-
 			configFile := args[0]
 
 			if _, err := os.Stat(configFile); err != nil {
@@ -105,7 +103,6 @@ func NewCmdConfigMigrate() *cobra.Command {
 					l.Log().Fatalln(err)
 				}
 			}
-
 		},
 	}
 

cmd/image/image.go

@@ -28,7 +28,6 @@ import (
 
 // NewCmdImage returns a new cobra command
 func NewCmdImage() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:     "image",

cmd/image/imageImport.go

@@ -35,7 +35,6 @@ import (
 
 // NewCmdImageImport returns a new cobra command
 func NewCmdImageImport() *cobra.Command {
-
 	loadImageOpts := k3d.ImageImportOpts{}
 
 	// create new command
@@ -107,7 +106,6 @@ So if a file './k3d-io/k3d-tools' exists, k3d will try to import it instead of t
 
 // parseLoadImageCmd parses the command input into variables required to create a cluster
 func parseLoadImageCmd(cmd *cobra.Command, args []string) ([]string, []*k3d.Cluster) {
-
 	// --cluster
 	clusterNames, err := cmd.Flags().GetStringArray("cluster")
 	if err != nil {

cmd/kubeconfig/kubeconfig.go

@@ -28,7 +28,6 @@ import (
 
 // NewCmdKubeconfig returns a new cobra command
 func NewCmdKubeconfig() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:   "kubeconfig",

cmd/kubeconfig/kubeconfigGet.go

@@ -39,7 +39,6 @@ type getKubeconfigFlags struct {
 
 // NewCmdKubeconfigGet returns a new cobra command
 func NewCmdKubeconfigGet() *cobra.Command {
-
 	writeKubeConfigOptions := client.WriteKubeConfigOptions{
 		UpdateExisting:       true,
 		UpdateCurrentContext: true,

cmd/kubeconfig/kubeconfigMerge.go

@@ -45,7 +45,6 @@ type mergeKubeconfigFlags struct {
 
 // NewCmdKubeconfigMerge returns a new cobra command
 func NewCmdKubeconfigMerge() *cobra.Command {
-
 	writeKubeConfigOptions := client.WriteKubeConfigOptions{}
 
 	mergeKubeconfigFlags := mergeKubeconfigFlags{}
@@ -73,7 +72,6 @@ func NewCmdKubeconfigMerge() *cobra.Command {
 					l.Log().Fatalln(err)
 				}
 			} else {
-
 				clusternames := []string{k3d.DefaultClusterName}
 				if len(args) != 0 {
 					clusternames = args

cmd/node/node.go

@@ -28,7 +28,6 @@ import (
 
 // NewCmdNode returns a new cobra command
 func NewCmdNode() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:   "node",

cmd/node/nodeCreate.go

@@ -38,7 +38,6 @@ import (
 
 // NewCmdNodeCreate returns a new cobra command
 func NewCmdNodeCreate() *cobra.Command {
-
 	createNodeOpts := k3d.NodeCreateOpts{}
 
 	// create new command
@@ -97,7 +96,6 @@ func NewCmdNodeCreate() *cobra.Command {
 
 // parseCreateNodeCmd parses the command input into variables required to create a node
 func parseCreateNodeCmd(cmd *cobra.Command, args []string) ([]*k3d.Node, string) {
-
 	// --replicas
 	replicas, err := cmd.Flags().GetInt("replicas")
 	if err != nil {

cmd/node/nodeDelete.go

@@ -37,7 +37,6 @@ type nodeDeleteFlags struct {
 
 // NewCmdNodeDelete returns a new cobra command
 func NewCmdNodeDelete() *cobra.Command {
-
 	flags := nodeDeleteFlags{}
 
 	// create new cobra command
@@ -47,7 +46,6 @@ func NewCmdNodeDelete() *cobra.Command {
 		Long:              `Delete node(s).`,
 		ValidArgsFunction: util.ValidArgsAvailableNodes,
 		Run: func(cmd *cobra.Command, args []string) {
-
 			nodes := parseDeleteNodeCmd(cmd, args, &flags)
 			nodeDeleteOpts := k3d.NodeDeleteOpts{SkipLBUpdate: flags.All} // do not update LB, if we're deleting all nodes anyway
 
@@ -76,7 +74,6 @@ func NewCmdNodeDelete() *cobra.Command {
 
 // parseDeleteNodeCmd parses the command input into variables required to delete nodes
 func parseDeleteNodeCmd(cmd *cobra.Command, args []string, flags *nodeDeleteFlags) []*k3d.Node {
-
 	var nodes []*k3d.Node
 	var err error
 

cmd/node/nodeEdit.go

@@ -33,7 +33,6 @@ import (
 
 // NewCmdNodeEdit returns a new cobra command
 func NewCmdNodeEdit() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:               "edit NODE",
@@ -43,7 +42,6 @@ func NewCmdNodeEdit() *cobra.Command {
 		Aliases:           []string{"update"},
 		ValidArgsFunction: util.ValidArgsAvailableNodes,
 		Run: func(cmd *cobra.Command, args []string) {
-
 			existingNode, changeset := parseEditNodeCmd(cmd, args)
 
 			l.Log().Debugf("===== Current =====\n%+v\n===== Changeset =====\n%+v\n", existingNode, changeset)
@@ -53,7 +51,6 @@ func NewCmdNodeEdit() *cobra.Command {
 			}
 
 			l.Log().Infof("Successfully updated %s", existingNode.Name)
-
 		},
 	}
 
@@ -68,7 +65,6 @@ func NewCmdNodeEdit() *cobra.Command {
 
 // parseEditNodeCmd parses the command input into variables required to delete nodes
 func parseEditNodeCmd(cmd *cobra.Command, args []string) (*k3d.Node, *k3d.Node) {
-
 	existingNode, err := client.NodeGet(cmd.Context(), runtimes.SelectedRuntime, &k3d.Node{Name: args[0]})
 	if err != nil {
 		l.Log().Fatalln(err)
@@ -98,7 +94,6 @@ func parseEditNodeCmd(cmd *cobra.Command, args []string) (*k3d.Node, *k3d.Node)
 	changeset.Ports = nat.PortMap{}
 
 	for _, flag := range portFlags {
-
 		portmappings, err := nat.ParsePortSpec(flag)
 		if err != nil {
 			l.Log().Fatalf("Failed to parse port spec '%s': %+v", flag, err)

cmd/node/nodeStart.go

@@ -31,7 +31,6 @@ import (
 
 // NewCmdNodeStart returns a new cobra command
 func NewCmdNodeStart() *cobra.Command {
-
 	// create new command
 	cmd := &cobra.Command{
 		Use:               "start NODE", // TODO: startNode: allow one or more names or --all

cmd/node/nodeStop.go

@@ -32,7 +32,6 @@ import (
 
 // NewCmdNodeStop returns a new cobra command
 func NewCmdNodeStop() *cobra.Command {
-
 	// create new command
 	cmd := &cobra.Command{
 		Use:               "stop NAME", // TODO: stopNode: allow one or more names or --all",

cmd/registry/registry.go

@@ -28,7 +28,6 @@ import (
 
 // NewCmdRegistry returns a new cobra command
 func NewCmdRegistry() *cobra.Command {
-
 	// create new cobra command
 	cmd := &cobra.Command{
 		Use:     "registry",

cmd/registry/registryCreate.go

@@ -66,7 +66,6 @@ kubectl run mynginx --image %s/mynginx:v0.1
 
 // NewCmdRegistryCreate returns a new cobra command
 func NewCmdRegistryCreate() *cobra.Command {
-
 	flags := &regCreateFlags{}
 	ppFlags := &regCreatePreProcessedFlags{}
 
@@ -122,7 +121,6 @@ func NewCmdRegistryCreate() *cobra.Command {
 
 // parseCreateRegistryCmd parses the command input into variables required to create a registry
 func parseCreateRegistryCmd(cmd *cobra.Command, args []string, flags *regCreateFlags, ppFlags *regCreatePreProcessedFlags) (*k3d.Registry, []*k3d.Cluster) {
-
 	// --cluster
 	clusters := []*k3d.Cluster{}
 	for _, name := range ppFlags.Clusters {
@@ -171,7 +169,6 @@ func parseCreateRegistryCmd(cmd *cobra.Command, args []string, flags *regCreateF
 			}
 			volumes = append(volumes, volume)
 		}
-
 	}
 
 	return &k3d.Registry{Host: registryName, Image: flags.Image, ExposureOpts: *exposePort, Network: flags.Network, Options: options, Volumes: volumes}, clusters

cmd/registry/registryDelete.go

@@ -36,7 +36,6 @@ type registryDeleteFlags struct {
 
 // NewCmdRegistryDelete returns a new cobra command
 func NewCmdRegistryDelete() *cobra.Command {
-
 	flags := registryDeleteFlags{}
 
 	// create new cobra command
@@ -47,7 +46,6 @@ func NewCmdRegistryDelete() *cobra.Command {
 		Aliases:           []string{"del", "rm"},
 		ValidArgsFunction: util.ValidArgsAvailableRegistries,
 		Run: func(cmd *cobra.Command, args []string) {
-
 			nodes := parseRegistryDeleteCmd(cmd, args, &flags)
 
 			if len(nodes) == 0 {
@@ -73,7 +71,6 @@ func NewCmdRegistryDelete() *cobra.Command {
 
 // parseRegistryDeleteCmd parses the command input into variables required to delete nodes
 func parseRegistryDeleteCmd(cmd *cobra.Command, args []string, flags *registryDeleteFlags) []*k3d.Node {
-
 	var nodes []*k3d.Node
 	var err error
 

cmd/root.go

@@ -67,7 +67,6 @@ type VersionInfo struct {
 var flags = RootFlags{}
 
 func NewCmdK3d() *cobra.Command {
-
 	// rootCmd represents the base command when called without any subcommands
 	rootCmd := &cobra.Command{
 		Use:   "k3d",
@@ -198,7 +197,6 @@ func initLogging() {
 	}
 
 	l.Log().SetFormatter(formatter)
-
 }
 
 func initRuntime() {
@@ -261,7 +259,6 @@ func printVersion() {
 }
 
 func NewCmdVersionLs() *cobra.Command {
-
 	type VersionLsOutputFormat string
 	type VersionLsSortMode string
 
@@ -310,7 +307,6 @@ func NewCmdVersionLs() *cobra.Command {
 		ValidArgs: []string{"k3d", "k3s", "k3d-proxy", "k3d-tools"},
 		Args:      cobra.MatchAll(cobra.ExactArgs(1), cobra.OnlyValidArgs),
 		Run: func(cmd *cobra.Command, args []string) {
-
 			repo, ok := imageRepos[args[0]]
 			if !ok {
 				l.Log().Fatalf("Unknown target '%s'", args[0])
@@ -384,7 +380,6 @@ func NewCmdVersionLs() *cobra.Command {
 				filteredTags = filteredTags[0:flags.limit]
 			}
 			fmt.Println(strings.Join(filteredTags, "\n"))
-
 		},
 	}
 
@@ -401,7 +396,6 @@ func NewCmdVersionLs() *cobra.Command {
 
 // NewCmdCompletion creates a new completion command
 func NewCmdCompletion(rootCmd *cobra.Command) *cobra.Command {
-
 	completionFunctions := map[string]func(io.Writer) error{
 		"bash": rootCmd.GenBashCompletion,
 		"zsh": func(writer io.Writer) error {

cmd/util/completion.go

@@ -34,7 +34,6 @@ import (
 
 // ValidArgsAvailableClusters is used for shell completion: proposes the list of existing clusters
 func ValidArgsAvailableClusters(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
-
 	var completions []string
 	var clusters []*k3d.Cluster
 	clusters, err := k3dcluster.ClusterList(context.Background(), runtimes.SelectedRuntime)
@@ -59,7 +58,6 @@ clusterLoop:
 
 // ValidArgsAvailableNodes is used for shell completion: proposes the list of existing nodes
 func ValidArgsAvailableNodes(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
-
 	var completions []string
 	var nodes []*k3d.Node
 	nodes, err := k3dcluster.NodeList(context.Background(), runtimes.SelectedRuntime)
@@ -84,7 +82,6 @@ nodeLoop:
 
 // ValidArgsAvailableRegistries is used for shell completions: proposes the list of existing registries
 func ValidArgsAvailableRegistries(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
-
 	var completions []string
 	var nodes []*k3d.Node
 	nodes, err := k3dcluster.NodeList(context.Background(), runtimes.SelectedRuntime)
@@ -111,7 +108,6 @@ nodeLoop:
 
 // ValidArgsNodeRoles is used for shell completion: proposes the list of possible node roles
 func ValidArgsNodeRoles(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
-
 	var completions []string
 	roles := []string{string(k3d.ServerRole), string(k3d.AgentRole)}
 

cmd/util/config/config.go

@@ -38,7 +38,6 @@ import (
 )
 
 func InitViperWithConfigFile(cfgViper *viper.Viper, configFile string) error {
-
 	// viper for the general config (file, env and non pre-processed flags)
 	cfgViper.SetEnvPrefix("K3D")
 	cfgViper.AutomaticEnv()
@@ -48,7 +47,6 @@ func InitViperWithConfigFile(cfgViper *viper.Viper, configFile string) error {
 
 	// Set config file, if specified
 	if configFile != "" {
-
 		streams := util.StandardIOStreams()
 		//flag to mark from where we read the config
 		fromStdIn := false

cmd/util/filter.go

@@ -30,7 +30,6 @@ import (
 
 // SplitFiltersFromFlag separates a flag's value from the node filter, if there is one
 func SplitFiltersFromFlag(flag string) (string, []string, error) {
-
 	/* Case 1) no filter specified */
 
 	if !strings.Contains(flag, "@") {
@@ -44,7 +43,6 @@ func SplitFiltersFromFlag(flag string) (string, []string, error) {
 	buffer := ""
 
 	for i, it := range split {
-
 		// Case 1: There's a '\' just before the '@' sign -> Should it be escaped (aka be a literal '@')?
 		if strings.HasSuffix(it, "\\") && i != len(split)-1 {
 			// Case 1.1: Escaped backslash
@@ -75,5 +73,4 @@ func SplitFiltersFromFlag(flag string) (string, []string, error) {
 	}
 
 	return newsplit[0], strings.Split(newsplit[1], ";"), nil
-
 }

cmd/util/plugins.go

@@ -61,7 +61,6 @@ func HandlePlugin(ctx context.Context, args []string) (bool, error) {
 	}
 
 	return true, ExecPlugin(ctx, execPath, args[len(argsPrefix):], os.Environ())
-
 }
 
 // FindPlugin tries to find the plugin executable on the filesystem

cmd/util/ports.go

@@ -38,7 +38,6 @@ var apiPortRegexp = regexp.MustCompile(`^(?P<hostref>(?P<hostip>\d{1,3}\.\d{1,3}
 
 // ParsePortExposureSpec parses/validates a string to create an exposePort struct from it
 func ParsePortExposureSpec(exposedPortSpec, internalPort string) (*k3d.ExposureOpts, error) {
-
 	match := apiPortRegexp.FindStringSubmatch(exposedPortSpec)
 
 	if len(match) == 0 {
@@ -108,7 +107,6 @@ func ParsePortExposureSpec(exposedPortSpec, internalPort string) (*k3d.ExposureO
 	api.Binding = portMapping[0].Binding
 
 	return api, nil
-
 }
 
 // ValidatePortMap validates a port mapping

pkg/actions/nodehooks.go

@@ -129,7 +129,6 @@ func (act RewriteFileAction) Run(ctx context.Context, node *k3d.Node) error {
 	}
 
 	return nil
-
 }
 
 // ExecAction executes some command inside the node
@@ -168,7 +167,6 @@ func (act ExecAction) Run(ctx context.Context, node *k3d.Node) error {
 			}
 			return fmt.Errorf("error executing hook %s in node %s: %w", act.Name(), node.Name, err)
 		}
-
 	}
 	return nil
 }

pkg/client/cluster.go

@@ -220,7 +220,6 @@ func ClusterPrep(ctx context.Context, runtime k3drt.Runtime, clusterConfig *conf
 		})
 
 		registryConfig = regConf
-
 	}
 	// merge with pre-existing, referenced registries.yaml
 	if clusterConfig.ClusterCreateOpts.Registries.Config != nil {
@@ -251,7 +250,6 @@ func ClusterPrep(ctx context.Context, runtime k3drt.Runtime, clusterConfig *conf
 	}
 
 	return nil
-
 }
 
 // ClusterPrepNetwork creates a new cluster network, if needed or sets everything up to re-use an existing network
@@ -332,7 +330,6 @@ func ClusterPrepImageVolume(ctx context.Context, runtime k3drt.Runtime, cluster
 // - some containerized k3s nodes
 // - a docker network
 func ClusterCreate(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Cluster, clusterCreateOpts *k3d.ClusterCreateOpts) error {
-
 	l.Log().Tracef(`
 ===== Creating Cluster =====
 
@@ -431,7 +428,6 @@ ClusterCreatOpts:
 
 		// node role specific settings
 		if node.Role == k3d.ServerRole {
-
 			if cluster.Network.IPAM.Managed {
 				ip, err := GetIP(ctx, runtime, &cluster.Network)
 				if err != nil {
@@ -450,7 +446,6 @@ ClusterCreatOpts:
 				node.Env = append(node.Env, fmt.Sprintf("%s=%s", k3s.EnvClusterConnectURL, connectionURL))
 				node.RuntimeLabels[k3d.LabelServerIsInit] = "false" // set label, that this server node is not the init server
 			}
-
 		} else if node.Role == k3d.AgentRole {
 			node.Env = append(node.Env, fmt.Sprintf("%s=%s", k3s.EnvClusterConnectURL, connectionURL))
 		}
@@ -492,13 +487,11 @@ ClusterCreatOpts:
 			return fmt.Errorf("failed init node setup: %w", err)
 		}
 		serverCount++
-
 	}
 
 	// create all other nodes, but skip the init node
 	for _, node := range cluster.Nodes {
 		if node.Role == k3d.ServerRole {
-
 			// skip the init node here
 			if node == cluster.InitNode {
 				continue
@@ -513,7 +506,6 @@ ClusterCreatOpts:
 			time.Sleep(1 * time.Second) // FIXME: arbitrary wait for one second to avoid race conditions of servers registering
 
 			serverCount++
-
 		}
 		if node.Role == k3d.ServerRole || node.Role == k3d.AgentRole {
 			if err := nodeSetup(node); err != nil {
@@ -589,7 +581,6 @@ ClusterCreatOpts:
 
 // ClusterDelete deletes an existing cluster
 func ClusterDelete(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Cluster, opts k3d.ClusterDeleteOpts) error {
-
 	l.Log().Infof("Deleting cluster '%s'", cluster.Name)
 	cluster, err := ClusterGet(ctx, runtime, cluster)
 	if err != nil {
@@ -641,7 +632,6 @@ func ClusterDelete(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Clus
 			l.Log().Infof("Deleting cluster network '%s'", cluster.Network.Name)
 			if err := runtime.DeleteNetwork(ctx, cluster.Network.Name); err != nil {
 				if errors.Is(err, runtimeErr.ErrRuntimeNetworkNotEmpty) { // there are still containers connected to that network
-
 					connectedNodes, err := runtime.GetNodesInNetwork(ctx, cluster.Network.Name) // check, if there are any k3d nodes connected to the cluster
 					if err != nil {
 						l.Log().Warningf("Failed to check cluster network for connected nodes: %+v", err)
@@ -751,7 +741,6 @@ func populateClusterFieldsFromLabels(cluster *k3d.Cluster) error {
 	networkExternalSet := false
 
 	for _, node := range cluster.Nodes {
-
 		// get the name of the cluster network
 		if cluster.Network.Name == "" {
 			if networkName, ok := node.RuntimeLabels[k3d.LabelNetwork]; ok {
@@ -820,11 +809,9 @@ func ClusterGet(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Cluster
 
 	// append nodes
 	for _, node := range nodes {
-
 		// check if there's already a node in the struct
 		overwroteExisting := false
 		for _, existingNode := range cluster.Nodes {
-
 			// overwrite existing node
 			if existingNode.Name == node.Name {
 				mergo.MergeWithOverwrite(existingNode, node)
@@ -836,7 +823,6 @@ func ClusterGet(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Cluster
 		if !overwroteExisting {
 			cluster.Nodes = append(cluster.Nodes, node)
 		}
-
 	}
 
 	// Loadbalancer
@@ -1018,7 +1004,6 @@ func ClusterStart(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Clust
 	 */
 
 	if len(servers) > 0 || len(agents) > 0 { // TODO: make checks for required cluster start actions cleaner
-
 		postStartErrgrp, postStartErrgrpCtx := errgroup.WithContext(ctx)
 
 		/*** DNS ***/
@@ -1044,7 +1029,6 @@ func ClusterStart(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Clust
 			// -> inject hostAliases and network members into CoreDNS configmap
 			if len(servers) > 0 {
 				postStartErrgrp.Go(func() error {
-
 					hosts := ""
 
 					// hosts: hostAliases (including host.k3d.internal)
@@ -1101,7 +1085,6 @@ func ClusterStart(ctx context.Context, runtime k3drt.Runtime, cluster *k3d.Clust
 
 					// get the first server in the list and run action on it once it's ready for it
 					for _, n := range servers {
-
 						// do not try to run the action, if CoreDNS is disabled on K3s level
 						for _, flag := range n.Args {
 							if strings.HasPrefix(flag, "--disable") && strings.Contains(flag, "coredns") {

pkg/client/clusterName.go

@@ -47,7 +47,6 @@ func CheckName(name string) error {
 
 // ValidateHostname ensures that a cluster name is also a valid host name according to RFC 1123.
 func ValidateHostname(name string) error {
-
 	if len(name) == 0 {
 		return fmt.Errorf("No name provided")
 	}

pkg/client/environment.go

@@ -32,7 +32,6 @@ import (
 )
 
 func GatherEnvironmentInfo(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Cluster) (*k3d.EnvironmentInfo, error) {
-
 	envInfo := &k3d.EnvironmentInfo{}
 
 	rtimeInfo, err := runtime.Info()
@@ -60,5 +59,4 @@ func GatherEnvironmentInfo(ctx context.Context, runtime runtimes.Runtime, cluste
 	}
 
 	return envInfo, nil
-
 }

pkg/client/hooks.go

@@ -42,7 +42,6 @@ func NewHostAliasesInjectEtcHostsAction(runtime runtimes.Runtime, hostAliases []
 			NoCopy: true,
 		},
 		RewriteFunc: func(input []byte) ([]byte, error) {
-
 			tmpHosts, err := os.CreateTemp("", "k3d-hostsfile-*")
 			if err != nil {
 				return nil, fmt.Errorf("error creating temp hosts file: %w", err)

pkg/client/host.go

@@ -56,7 +56,6 @@ var (
 // GetHostIP returns the routable IP address to be able to access services running on the host system from inside the cluster.
 // This depends on the Operating System and the chosen Runtime.
 func GetHostIP(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Cluster) (net.IP, error) {
-
 	rtimeInfo, err := runtime.Info()
 	if err != nil {
 		return nil, err
@@ -66,10 +65,8 @@ func GetHostIP(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Clust
 
 	// Docker Runtime
 	if runtime == runtimes.Docker {
-
 		// Docker (for Desktop) on MacOS or Windows
 		if docker.IsDockerDesktop(rtimeInfo.OS) {
-
 			toolsNode, err := EnsureToolsNode(ctx, runtime, cluster)
 			if err != nil {
 				return nil, fmt.Errorf("failed to ensure that k3d-tools node is running to get host IP :%w", err)
@@ -88,7 +85,6 @@ func GetHostIP(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Clust
 			}
 
 			l.Log().Debugf("[GetHostIP on Docker Desktop] failed to resolve 'host.docker.internal' from inside the k3d-tools node: %v", err)
-
 		}
 
 		// Colima
@@ -113,16 +109,13 @@ func GetHostIP(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Clust
 		l.Log().Infof("HostIP: using network gateway %s address", ip)
 
 		return ip, nil
-
 	}
 
 	// Catch all other runtime selections
 	return nil, fmt.Errorf("GetHostIP only implemented for the docker runtime")
-
 }
 
 func resolveHostnameFromInside(ctx context.Context, rtime runtimes.Runtime, node *k3d.Node, hostname string, cmd ResolveHostCmd) (net.IP, error) {
-
 	errPrefix := fmt.Errorf("error resolving hostname %s from inside node %s", hostname, node.Name)
 
 	logreader, execErr := rtime.ExecInNodeGetLogs(ctx, node, []string{"sh", "-c", fmt.Sprintf(cmd.Cmd, hostname)})
@@ -166,5 +159,4 @@ func resolveHostnameFromInside(ctx context.Context, rtime runtimes.Runtime, node
 	l.Log().Debugf("Hostname '%s' resolved to address '%s' inside node %s", hostname, submatches["ip"], node.Name)
 
 	return net.ParseIP(submatches["ip"]), nil
-
 }

pkg/client/ipam.go

@@ -33,7 +33,6 @@ import (
 
 // GetIP checks a given network for a free IP and returns it, if possible
 func GetIP(ctx context.Context, runtime k3drt.Runtime, network *k3d.ClusterNetwork) (netaddr.IP, error) {
-
 	network, err := runtime.GetNetwork(ctx, network)
 	if err != nil {
 		return netaddr.IP{}, fmt.Errorf("runtime failed to get network '%s': %w", network.Name, err)

pkg/client/kubeconfig.go

@@ -49,7 +49,6 @@ type WriteKubeConfigOptions struct {
 // 2. modifies it by updating some fields with cluster-specific information
 // 3. writes it to the specified output
 func KubeconfigGetWrite(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Cluster, output string, writeKubeConfigOptions *WriteKubeConfigOptions) (string, error) {
-
 	// get kubeconfig from cluster node
 	kubeconfig, err := KubeconfigGet(ctx, runtime, cluster)
 	if err != nil {
@@ -75,7 +74,6 @@ func KubeconfigGetWrite(ctx context.Context, runtime runtimes.Runtime, cluster *
 	for {
 		existingKubeConfig, err = clientcmd.LoadFromFile(output) // will return an empty config if file is empty
 		if err != nil {
-
 			// the output file does not exist: try to create it and try again
 			if os.IsNotExist(err) && firstRun {
 				l.Log().Debugf("Output path '%s' doesn't exist, trying to create it...", output)
@@ -103,7 +101,6 @@ func KubeconfigGetWrite(ctx context.Context, runtime runtimes.Runtime, cluster *
 
 	// update existing kubeconfig, but error out if there are conflicting fields but we don't want to update them
 	return output, KubeconfigMerge(ctx, kubeconfig, existingKubeConfig, output, writeKubeConfigOptions.UpdateExisting, writeKubeConfigOptions.UpdateCurrentContext)
-
 }
 
 // KubeconfigGet grabs the kubeconfig file from /output from a server node container,
@@ -223,12 +220,10 @@ func KubeconfigWriteToPath(ctx context.Context, kubeconfig *clientcmdapi.Config,
 	l.Log().Debugf("Wrote kubeconfig to '%s'", output.Name())
 
 	return nil
-
 }
 
 // KubeconfigMerge merges a new kubeconfig into an existing kubeconfig and returns the result
 func KubeconfigMerge(ctx context.Context, newKubeConfig *clientcmdapi.Config, existingKubeConfig *clientcmdapi.Config, outPath string, overwriteConflicting bool, updateCurrentContext bool) error {
-
 	l.Log().Tracef("Merging new Kubeconfig:\n%+v\n>>> into existing Kubeconfig:\n%+v", newKubeConfig, existingKubeConfig)
 
 	// Overwrite values in existing kubeconfig

pkg/client/loadbalancer.go

@@ -50,7 +50,6 @@ var (
 
 // UpdateLoadbalancerConfig updates the loadbalancer config with an updated list of servers belonging to that cluster
 func UpdateLoadbalancerConfig(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Cluster) error {
-
 	var err error
 	// update cluster details to ensure that we have the latest node list
 	cluster, err = ClusterGet(ctx, runtime, cluster)
@@ -113,7 +112,6 @@ func UpdateLoadbalancerConfig(ctx context.Context, runtime runtimes.Runtime, clu
 }
 
 func GetLoadbalancerConfig(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.Cluster) (types.LoadbalancerConfig, error) {
-
 	var cfg k3d.LoadbalancerConfig
 
 	if cluster.ServerLoadBalancer == nil || cluster.ServerLoadBalancer.Node == nil {
@@ -224,7 +222,6 @@ func LoadbalancerPrepare(ctx context.Context, runtime runtimes.Runtime, cluster
 	}
 
 	return lbNode, nil
-
 }
 
 func loadbalancerAddPortConfigs(loadbalancer *k3d.Loadbalancer, portmapping nat.PortMapping, targetNodes []*k3d.Node) error {

pkg/client/node.go

@@ -421,7 +421,6 @@ func NodeRun(ctx context.Context, runtime runtimes.Runtime, node *k3d.Node, node
 
 // NodeStart starts an existing node
 func NodeStart(ctx context.Context, runtime runtimes.Runtime, node *k3d.Node, nodeStartOpts *k3d.NodeStartOpts) error {
-
 	// return early, if the node is already running
 	if node.State.Running {
 		l.Log().Infof("Node %s is already running", node.Name)
@@ -489,9 +488,7 @@ func NodeStart(ctx context.Context, runtime runtimes.Runtime, node *k3d.Node, no
 }
 
 func enableFixes(ctx context.Context, runtime runtimes.Runtime, node *k3d.Node, nodeStartOpts *k3d.NodeStartOpts) error {
-
 	if node.Role == k3d.ServerRole || node.Role == k3d.AgentRole {
-
 		// FIXME: FixCgroupV2 - to be removed when fixed upstream
 		// auto-enable, if needed
 		EnableCgroupV2FixIfNeeded(runtime)
@@ -806,7 +803,6 @@ func NodeWaitForLogMessage(ctx context.Context, runtime runtimes.Runtime, node *
 			}
 			time.Sleep(500 * time.Millisecond)
 		}
-
 	}(ctx, runtime, node, since, donechan)
 
 	// pre-building error message in case the node stops returning logs for some reason: to be enriched with scanner error
@@ -817,7 +813,6 @@ func NodeWaitForLogMessage(ctx context.Context, runtime runtimes.Runtime, node *
 	// e.g. when a new server is joining an existing cluster and has to wait for another member to finish learning.
 	// The logstream returned by docker ends everytime the container restarts, so we have to start from the beginning.
 	for i := 0; i < backOffLimit; i++ {
-
 		// get the log stream (reader is following the logstream)
 		out, err := runtime.GetNodeLogs(ctx, node, since, &runtimeTypes.NodeLogsOpts{Follow: true})
 		if out != nil {
@@ -856,7 +851,6 @@ func NodeWaitForLogMessage(ctx context.Context, runtime runtimes.Runtime, node *
 			}
 
 			previousline = scanner.Text()
-
 		}
 
 		if e := scanner.Err(); e != nil {
@@ -923,7 +917,6 @@ nodeLoop:
 
 // NodeEdit let's you update an existing node
 func NodeEdit(ctx context.Context, runtime runtimes.Runtime, existingNode, changeset *k3d.Node) error {
-
 	/*
 	 * Make a deep copy of the existing node
 	 */
@@ -944,7 +937,6 @@ func NodeEdit(ctx context.Context, runtime runtimes.Runtime, existingNode, chang
 	for port, portbindings := range changeset.Ports {
 	loopChangesetPortbindings:
 		for _, portbinding := range portbindings {
-
 			// loop over existing portbindings to avoid port collisions (docker doesn't check for it)
 			for _, existingPB := range result.Ports[port] {
 				if util.IsPortBindingEqual(portbinding, existingPB) { // also matches on "equal" HostIPs (127.0.0.1, "", 0.0.0.0)
@@ -997,7 +989,6 @@ func NodeEdit(ctx context.Context, runtime runtimes.Runtime, existingNode, chang
 }
 
 func NodeReplace(ctx context.Context, runtime runtimes.Runtime, old, new *k3d.Node) error {
-
 	// rename existing node
 	oldNameTemp := fmt.Sprintf("%s-%s", old.Name, util.GenerateRandomString(5))
 	oldNameOriginal := old.Name
@@ -1053,7 +1044,6 @@ type CopyNodeOpts struct {
 }
 
 func CopyNode(ctx context.Context, src *k3d.Node, opts CopyNodeOpts) (*k3d.Node, error) {
-
 	targetCopy, err := copystruct.Copy(src)
 	if err != nil {
 		return nil, fmt.Errorf("failed to copy node struct: %w", err)

pkg/client/ports.go

@@ -102,7 +102,6 @@ func TransformPorts(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.
 				return fmt.Errorf("error adding port mappings: unknown suffix %s", suffix)
 			}
 		}
-
 	}
 
 	// print generated loadbalancer config if exists
@@ -119,7 +118,6 @@ func TransformPorts(ctx context.Context, runtime runtimes.Runtime, cluster *k3d.
 }
 
 func addPortMappings(node *k3d.Node, portmappings []nat.PortMapping) error {
-
 	if node.Ports == nil {
 		node.Ports = nat.PortMap{}
 	}

pkg/client/registry.go

@@ -53,7 +53,6 @@ func RegistryRun(ctx context.Context, runtime runtimes.Runtime, reg *k3d.Registr
 
 // RegistryCreate creates a registry node
 func RegistryCreate(ctx context.Context, runtime runtimes.Runtime, reg *k3d.Registry) (*k3d.Node, error) {
-
 	// registry name
 	if len(reg.Host) == 0 {
 		reg.Host = k3d.DefaultRegistryName
@@ -127,12 +126,10 @@ func RegistryCreate(ctx context.Context, runtime runtimes.Runtime, reg *k3d.Regi
 	l.Log().Infof("Successfully created registry '%s'", registryNode.Name)
 
 	return registryNode, nil
-
 }
 
 // RegistryConnectClusters connects an existing registry to one or more clusters
 func RegistryConnectClusters(ctx context.Context, runtime runtimes.Runtime, registryNode *k3d.Node, clusters []*k3d.Cluster) error {
-
 	// find registry node
 	registryNode, err := NodeGet(ctx, runtime, registryNode)
 	if err != nil {
@@ -164,7 +161,6 @@ func RegistryConnectClusters(ctx context.Context, runtime runtimes.Runtime, regi
 
 // RegistryConnectNetworks connects an existing registry to one or more networks
 func RegistryConnectNetworks(ctx context.Context, runtime runtimes.Runtime, registryNode *k3d.Node, networks []string) error {
-
 	// find registry node
 	registryNode, err := NodeGet(ctx, runtime, registryNode)
 	if err != nil {
@@ -220,7 +216,6 @@ func RegistryGenerateK3sConfig(ctx context.Context, registries []*k3d.Registry)
 			regConf.Mirrors[reg.Options.Proxy.RemoteURL] = wharfie.Mirror{
 				Endpoints: []string{fmt.Sprintf("http://%s", internalAddress)},
 			}
-
 		}
 	}
 
@@ -242,7 +237,6 @@ func RegistryGet(ctx context.Context, runtime runtimes.Runtime, name string) (*k
 	}
 	// TODO: finish RegistryGet
 	return registry, nil
-
 }
 
 // RegistryFromNode transforms a node spec to a registry spec
@@ -273,12 +267,10 @@ func RegistryFromNode(node *k3d.Node) (*k3d.Registry, error) {
 	l.Log().Tracef("Got registry %+v from node %+v", registry, node)
 
 	return registry, nil
-
 }
 
 // RegistryGenerateLocalRegistryHostingConfigMapYAML generates a ConfigMap used to advertise the registries in the cluster
 func RegistryGenerateLocalRegistryHostingConfigMapYAML(ctx context.Context, runtime runtimes.Runtime, registries []*k3d.Registry) ([]byte, error) {
-
 	type cmMetadata struct {
 		Name      string `json:"name"`
 		Namespace string `json:"namespace"`

pkg/client/registry_test.go

@@ -64,5 +64,4 @@ metadata:
 	if !(strings.TrimSpace(string(cm)) == strings.TrimSpace(expectedYAMLString)) {
 		t.Errorf("Computed configmap\n-> Actual:\n%s\n  does not match expected YAML\n-> Expected:\n%s", strings.TrimSpace(string(cm)), strings.TrimSpace(expectedYAMLString))
 	}
-
 }

pkg/client/tools.go

@@ -42,7 +42,6 @@ import (
 // ImageImportIntoClusterMulti starts up a k3d tools container for the selected cluster and uses it to export
 // images from the runtime to import them into the nodes of the selected cluster
 func ImageImportIntoClusterMulti(ctx context.Context, runtime runtimes.Runtime, images []string, cluster *k3d.Cluster, opts k3d.ImageImportOpts) error {
-
 	// stdin case
 	if len(images) == 1 && images[0] == "-" {
 		err := loadImageFromStream(ctx, runtime, os.Stdin, cluster, []string{"stdin"})
@@ -181,7 +180,6 @@ func importWithStream(ctx context.Context, runtime runtimes.Runtime, cluster *k3
 			return fmt.Errorf("could not load image to cluster from stream %s: %w", imagesFromRuntime, err)
 		}
 		// load the images directly into the nodes
-
 	}
 
 	if len(imagesFromTar) > 0 {
@@ -320,7 +318,6 @@ func dockerSpecialImageNameEqual(requestedImageName string, runtimeImageName str
 		if strings.HasPrefix(requestedImageName, prefix) {
 			return imageNamesEqual(strings.TrimPrefix(requestedImageName, prefix), runtimeImageName)
 		}
-
 	}
 
 	return false
@@ -398,7 +395,6 @@ func EnsureToolsNode(ctx context.Context, runtime runtimes.Runtime, cluster *k3d
 	var toolsNode *k3d.Node
 	toolsNode, err := runtime.GetNode(ctx, &k3d.Node{Name: fmt.Sprintf("%s-%s-tools", k3d.DefaultObjectNamePrefix, cluster.Name)})
 	if err != nil || toolsNode == nil {
-
 		// Get more info on the cluster, if required
 		var imageVolume string
 		if cluster.Network.Name == "" || cluster.ImageVolume == "" {
@@ -450,5 +446,4 @@ func EnsureToolsNode(ctx context.Context, runtime runtimes.Runtime, cluster *k3d
 	}
 
 	return toolsNode, err
-
 }

pkg/config/config.go

@@ -56,7 +56,6 @@ func GetSchemaByVersion(apiVersion string) ([]byte, error) {
 }
 
 func FromViper(config *viper.Viper) (types.Config, error) {
-
 	var cfg types.Config
 	var err error
 

pkg/config/config_test.go

@@ -34,7 +34,6 @@ import (
 )
 
 func TestReadSimpleConfig(t *testing.T) {
-
 	exposedAPI := conf.SimpleExposureOpts{}
 	exposedAPI.HostIP = "0.0.0.0"
 	exposedAPI.HostPort = "6443"
@@ -137,11 +136,9 @@ func TestReadSimpleConfig(t *testing.T) {
 	if diff := deep.Equal(cfg, expectedConfig); diff != nil {
 		t.Errorf("Actual representation\n%+v\ndoes not match expected representation\n%+v\nDiff:\n%+v", cfg, expectedConfig, diff)
 	}
-
 }
 
 func TestReadClusterConfig(t *testing.T) {
-
 	expectedConfig := conf.ClusterConfig{
 		TypeMeta: configtypes.TypeMeta{
 			APIVersion: "k3d.io/v1alpha5",
@@ -182,11 +179,9 @@ func TestReadClusterConfig(t *testing.T) {
 	if diff := deep.Equal(readConfig, expectedConfig); diff != nil {
 		t.Errorf("Actual representation\n%+v\ndoes not match expected representation\n%+v\nDiff:\n%+v", readConfig, expectedConfig, diff)
 	}
-
 }
 
 func TestReadClusterListConfig(t *testing.T) {
-
 	expectedConfig := conf.ClusterListConfig{
 		TypeMeta: configtypes.TypeMeta{
 			APIVersion: "k3d.io/v1alpha5",
@@ -238,11 +233,9 @@ func TestReadClusterListConfig(t *testing.T) {
 	if diff := deep.Equal(readConfig, expectedConfig); diff != nil {
 		t.Errorf("Actual representation\n%+v\ndoes not match expected representation\n%+v\nDiff:\n%+v", readConfig, expectedConfig, diff)
 	}
-
 }
 
 func TestReadUnknownConfig(t *testing.T) {
-
 	cfgFile := "./test_assets/config_test_unknown.yaml"
 
 	config := viper.New()
@@ -261,11 +254,9 @@ func TestReadUnknownConfig(t *testing.T) {
 	if err == nil {
 		t.Fail()
 	}
-
 }
 
 func TestReadSimpleConfigRegistries(t *testing.T) {
-
 	exposedAPI := conf.SimpleExposureOpts{}
 	exposedAPI.HostIP = "0.0.0.0"
 	exposedAPI.HostPort = "6443"

pkg/config/jsonschema.go

@@ -54,7 +54,6 @@ func ValidateSchemaFile(filepath string, schema []byte) error {
 
 // ValidateSchema validates a YAML construct (non-struct representation) against a JSON Schema
 func ValidateSchema(content interface{}, schemaJSON []byte) error {
-
 	contentYaml, err := yaml.Marshal(content)
 	if err != nil {
 		return err
@@ -65,7 +64,6 @@ func ValidateSchema(content interface{}, schemaJSON []byte) error {
 	}
 
 	return ValidateSchemaJSON(contentJSON, schemaJSON)
-
 }
 
 func ValidateSchemaJSON(contentJSON []byte, schemaJSON []byte) error {

pkg/config/jsonschema_test.go

@@ -28,17 +28,14 @@ import (
 )
 
 func TestValidateSchema(t *testing.T) {
-
 	cfgPath := "./test_assets/config_test_simple.yaml"
 
 	if err := ValidateSchemaFile(cfgPath, []byte(conf.JSONSchema)); err != nil {
 		t.Errorf("Validation of config file %s against the default schema failed: %+v", cfgPath, err)
 	}
-
 }
 
 func TestValidateSchemaFail(t *testing.T) {
-
 	cfgPath := "./test_assets/config_test_simple_invalid_servers.yaml"
 
 	var err error
@@ -52,5 +49,4 @@ func TestValidateSchemaFail(t *testing.T) {
 	if err.Error() != expectedErrorText {
 		t.Errorf("Actual validation error\n%s\ndoes not match expected error\n%s\n", err.Error(), expectedErrorText)
 	}
-
 }

pkg/config/merge.go

@@ -35,7 +35,6 @@ func MergeSimple(dest, src conf.SimpleConfig) (*conf.SimpleConfig, error) {
 	l.Log().Debugf("Merging %+v into %+v", src, dest)
 
 	if err := mergo.Merge(&dest, src); err != nil {
-
 		return nil, fmt.Errorf("failed to merge configs: %w", err)
 	}
 

pkg/config/migrate.go

@@ -29,7 +29,6 @@ import (
 )
 
 func Migrate(config types.Config, targetVersion string) (types.Config, error) {
-
 	migration, ok := getMigrations(targetVersion)[config.GetAPIVersion()]
 	if !ok {
 		return nil, fmt.Errorf("no migration possible from '%s' to '%s'", config.GetAPIVersion(), targetVersion)
@@ -50,5 +49,4 @@ func Migrate(config types.Config, targetVersion string) (types.Config, error) {
 	}
 
 	return cfg, err
-
 }

pkg/config/migrate_test.go

@@ -63,7 +63,6 @@ func TestMigrate(t *testing.T) {
 
 	for name, tc := range tests {
 		t.Run(name, func(t *testing.T) {
-
 			actualViper := viper.New()
 			expectedViper := viper.New()
 
@@ -102,7 +101,6 @@ func TestMigrate(t *testing.T) {
 			if diff := deep.Equal(actualCfg, expectedCfg); diff != nil {
 				t.Fatalf("Actual\n%#v\ndoes not match expected\n%+v\nDiff:\n%#v", actualCfg, expectedCfg, diff)
 			}
-
 		})
 	}
 }

pkg/config/process_test.go

@@ -77,5 +77,4 @@ func TestProcessClusterConfig(t *testing.T) {
 
 	t.Logf("\n===== Resulting Cluster Config (host network) =====\n%+v\n===============\n", clusterCfg)
 	t.Logf("\n===== First Node in Resulting Cluster Config (host network) =====\n%+v\n===============\n", clusterCfg.Cluster.Nodes[0])
-
 }

pkg/config/transform.go

@@ -47,7 +47,6 @@ import (
 
 // TransformSimpleToClusterConfig transforms a simple configuration to a full-fledged cluster configuration
 func TransformSimpleToClusterConfig(ctx context.Context, runtime runtimes.Runtime, simpleConfig conf.SimpleConfig) (*conf.ClusterConfig, error) {
-
 	// set default cluster name
 	if simpleConfig.Name == "" {
 		simpleConfig.Name = k3d.DefaultClusterName
@@ -209,7 +208,6 @@ func TransformSimpleToClusterConfig(ctx context.Context, runtime runtimes.Runtim
 			}
 			k, v := util.SplitLabelKeyValue(k3sNodeLabelWithNodeFilters.Label)
 			node.K3sNodeLabels[k] = v
-
 		}
 	}
 
@@ -311,7 +309,6 @@ func TransformSimpleToClusterConfig(ctx context.Context, runtime runtimes.Runtim
 	 * Registries
 	 */
 	if simpleConfig.Registries.Create != nil {
-
 		epSpecHost := "0.0.0.0"
 		epSpecPort := "random"
 

pkg/config/transform_test.go

@@ -51,5 +51,4 @@ func TestTransformSimpleConfigToClusterConfig(t *testing.T) {
 	}
 
 	t.Logf("\n===== Resulting Cluster Config =====\n%+v\n===============\n", clusterCfg)
-
 }

pkg/config/v1alpha2/types.go

@@ -181,7 +181,6 @@ func (c ClusterListConfig) GetAPIVersion() string {
 }
 
 func GetConfigByKind(kind string) (configtypes.Config, error) {
-
 	// determine config kind
 	switch kind {
 	case "simple":
@@ -195,5 +194,4 @@ func GetConfigByKind(kind string) (configtypes.Config, error) {
 	default:
 		return nil, fmt.Errorf("unknown `kind` '%s' in config file", kind)
 	}
-
 }

pkg/config/v1alpha3/migrations.go

@@ -140,11 +140,9 @@ func MigrateV1Alpha2(input configtypes.Config) (configtypes.Config, error) {
 		l.Log().Debugf("Migrated config: %+v", cfg)
 
 		return cfg, nil
-
 	}
 
 	l.Log().Debugf("No migration needed for %s#%s -> %s#%s", input.GetAPIVersion(), input.GetKind(), ApiVersion, input.GetKind())
 
 	return input, nil
-
 }

pkg/config/v1alpha3/types.go

@@ -221,7 +221,6 @@ func (c ClusterListConfig) GetAPIVersion() string {
 }
 
 func GetConfigByKind(kind string) (config.Config, error) {
-
 	// determine config kind
 	switch strings.ToLower(kind) {
 	case "simple":
@@ -235,5 +234,4 @@ func GetConfigByKind(kind string) (config.Config, error) {
 	default:
 		return nil, fmt.Errorf("unknown `kind` '%s' in config file", kind)
 	}
-
 }

pkg/config/v1alpha4/migrations.go

@@ -91,7 +91,6 @@ func MigrateV1Alpha3(input configtypes.Config) (configtypes.Config, error) {
 		l.Log().Debugf("Migrated config: %+v", cfg)
 
 		return cfg, nil
-
 	}
 
 	l.Log().Debugf("No migration needed for %s#%s -> %s#%s", input.GetAPIVersion(), input.GetKind(), ApiVersion, input.GetKind())

pkg/config/v1alpha4/types.go

@@ -204,7 +204,6 @@ func (c ClusterListConfig) GetAPIVersion() string {
 }
 
 func GetConfigByKind(kind string) (config.Config, error) {
-
 	// determine config kind
 	switch strings.ToLower(kind) {
 	case "simple":
@@ -218,5 +217,4 @@ func GetConfigByKind(kind string) (config.Config, error) {
 	default:
 		return nil, fmt.Errorf("unknown `kind` '%s' in config file", kind)
 	}
-
 }

pkg/config/v1alpha5/types.go

@@ -211,7 +211,6 @@ func (c ClusterListConfig) GetAPIVersion() string {
 }
 
 func GetConfigByKind(kind string) (config.Config, error) {
-
 	// determine config kind
 	switch strings.ToLower(kind) {
 	case "simple":
@@ -225,5 +224,4 @@ func GetConfigByKind(kind string) (config.Config, error) {
 	default:
 		return nil, fmt.Errorf("unknown `kind` '%s' in config file", kind)
 	}
-
 }

pkg/config/validate.go

@@ -68,7 +68,6 @@ func ValidateClusterConfig(ctx context.Context, runtime runtimes.Runtime, config
 		if _, err := dockerunits.RAMInBytes(config.ClusterCreateOpts.ServersMemory); err != nil {
 			return fmt.Errorf("provided servers memory limit value is invalid: %w", err)
 		}
-
 	}
 
 	if config.ClusterCreateOpts.AgentsMemory != "" {
@@ -99,15 +98,12 @@ func ValidateClusterConfig(ctx context.Context, runtime runtimes.Runtime, config
 				}
 			}
 		}
-
 	}
 
 	// validate nodes one by one
 	for _, node := range config.Cluster.Nodes {
-
 		// volumes have to be either an existing path on the host or a named runtime volume
 		for _, volume := range node.Volumes {
-
 			if err := runtimeutil.ValidateVolumeMount(ctx, runtime, volume, &config.Cluster); err != nil {
 				return fmt.Errorf("failed to validate volume mount '%s': %w", volume, err)
 			}

pkg/runtimes/docker/container.go

@@ -39,7 +39,6 @@ import (
 
 // createContainer creates a new docker container from translated specs
 func createContainer(ctx context.Context, dockerNode *NodeInDocker, name string) (string, error) {
-
 	l.Log().Tracef("Creating docker container with translated config\n%+v\n", dockerNode)
 
 	// initialize docker client
@@ -82,7 +81,6 @@ func startContainer(ctx context.Context, ID string) error {
 
 // removeContainer deletes a running container (like docker rm -f)
 func removeContainer(ctx context.Context, ID string) error {
-
 	// (0) create docker client
 	docker, err := GetDockerClient()
 	if err != nil {
@@ -108,7 +106,6 @@ func removeContainer(ctx context.Context, ID string) error {
 
 // pullImage pulls a container image and outputs progress if --verbose flag is set
 func pullImage(ctx context.Context, docker client.APIClient, image string) error {
-
 	resp, err := docker.ImagePull(ctx, image, types.ImagePullOptions{})
 	if err != nil {
 		return fmt.Errorf("docker failed to pull the image '%s': %w", image, err)
@@ -128,11 +125,9 @@ func pullImage(ctx context.Context, docker client.APIClient, image string) error
 	}
 
 	return nil
-
 }
 
 func getNodeContainer(ctx context.Context, node *k3d.Node) (*types.Container, error) {
-
 	// (0) create docker client
 	docker, err := GetDockerClient()
 	if err != nil {
@@ -169,7 +164,6 @@ func getNodeContainer(ctx context.Context, node *k3d.Node) (*types.Container, er
 	}
 
 	return &containers[0], nil
-
 }
 
 // executes an arbitrary command in a container while returning its exit code.

pkg/runtimes/docker/docker.go

@@ -44,7 +44,6 @@ func (d Docker) ID() string {
 
 // GetHost returns the docker daemon host
 func (d Docker) GetHost() string {
-
 	// a) docker-machine
 	machineIP, err := d.GetDockerMachineIP()
 	if err != nil {

pkg/runtimes/docker/host.go

@@ -34,5 +34,4 @@ func (d Docker) GetHostIP(ctx context.Context, network string) (net.IP, error) {
 		return nil, fmt.Errorf("failed to get gateway IP of docker network '%s': %w", network, err)
 	}
 	return ip, nil
-
 }

pkg/runtimes/docker/network.go

@@ -126,13 +126,11 @@ func (d Docker) GetNetwork(ctx context.Context, searchNet *k3d.ClusterNetwork) (
 	}
 
 	return network, nil
-
 }
 
 // CreateNetworkIfNotPresent creates a new docker network
 // @return: network, exists, error
 func (d Docker) CreateNetworkIfNotPresent(ctx context.Context, inNet *k3d.ClusterNetwork) (*k3d.ClusterNetwork, bool, error) {
-
 	// (0) create new docker client
 	docker, err := GetDockerClient()
 	if err != nil {
@@ -267,7 +265,6 @@ func GetGatewayIP(ctx context.Context, network string) (net.IP, error) {
 	} else {
 		return nil, fmt.Errorf("Failed to get IPAM Config for network %s", bridgeNetwork.Name)
 	}
-
 }
 
 // ConnectNodeToNetwork connects a node to a network
@@ -353,7 +350,6 @@ func (d Docker) getFreeSubnetPrefix(ctx context.Context) (netaddr.IPPrefix, erro
 	}
 
 	return fakenet.IPAM.IPPrefix, nil
-
 }
 
 // parseIPAM Returns an IPAM structure with the subnet and gateway filled in. If some of the values

pkg/runtimes/docker/node.go

@@ -43,7 +43,6 @@ import (
 
 // CreateNode creates a new container
 func (d Docker) CreateNode(ctx context.Context, node *k3d.Node) error {
-
 	// translate node spec to docker container specs
 	dockerNode, err := TranslateNodeToContainer(node)
 	if err != nil {
@@ -67,7 +66,6 @@ func (d Docker) DeleteNode(ctx context.Context, nodeSpec *k3d.Node) error {
 
 // GetNodesByLabel returns a list of existing nodes
 func (d Docker) GetNodesByLabel(ctx context.Context, labels map[string]string) ([]*k3d.Node, error) {
-
 	// (0) get containers
 	containers, err := getContainersByLabel(ctx, labels)
 	if err != nil {
@@ -97,7 +95,6 @@ func (d Docker) GetNodesByLabel(ctx context.Context, labels map[string]string) (
 	}
 
 	return nodes, nil
-
 }
 
 // StartNode starts an existing node
@@ -210,7 +207,6 @@ func getContainerDetails(ctx context.Context, containerID string) (types.Contain
 	}
 
 	return containerDetails, nil
-
 }
 
 // GetNode tries to get a node container by its name
@@ -231,12 +227,10 @@ func (d Docker) GetNode(ctx context.Context, node *k3d.Node) (*k3d.Node, error)
 	}
 
 	return node, nil
-
 }
 
 // GetNodeStatus returns the status of a node (Running, Started, etc.)
 func (d Docker) GetNodeStatus(ctx context.Context, node *k3d.Node) (bool, string, error) {
-
 	stateString := ""
 	running := false
 
@@ -368,7 +362,6 @@ func (d Docker) ExecInNodeWithStdin(ctx context.Context, node *k3d.Node, cmd []s
 }
 
 func executeInNode(ctx context.Context, node *k3d.Node, cmd []string, stdin io.ReadCloser) (*types.HijackedResponse, error) {
-
 	l.Log().Debugf("Executing command '%+v' in node '%s'", cmd, node.Name)
 
 	// get the container for the given node

pkg/runtimes/docker/translate.go

@@ -195,7 +195,6 @@ func TranslateContainerToNode(cont *types.Container) (*k3d.Node, error) {
 
 // TranslateContainerDetailsToNode translates a docker containerJSON object into a k3d node representation
 func TranslateContainerDetailsToNode(containerDetails types.ContainerJSON) (*k3d.Node, error) {
-
 	// first, make sure, that it's actually a k3d managed container by checking if it has all the default labels
 	for k, v := range k3d.DefaultRuntimeLabels {
 		l.Log().Tracef("TranslateContainerDetailsToNode: Checking for default object label %s=%s on container %s", k, v, containerDetails.Name)

pkg/runtimes/docker/translate_test.go

@@ -37,7 +37,6 @@ import (
 )
 
 func TestTranslateNodeToContainer(t *testing.T) {
-
 	inputNode := &k3d.Node{
 		Name:    "test",
 		Role:    k3d.ServerRole,
@@ -113,5 +112,4 @@ func TestTranslateNodeToContainer(t *testing.T) {
 	if diff := deep.Equal(actualRepresentation, expectedRepresentation); diff != nil {
 		t.Errorf("Actual representation\n%+v\ndoes not match expected representation\n%+v\nDiff:\n%+v", actualRepresentation, expectedRepresentation, diff)
 	}
-
 }

pkg/runtimes/docker/util.go

@@ -113,7 +113,6 @@ func (d Docker) CopyToNode(ctx context.Context, src string, dest string, node *k
 
 // WriteToNode writes a byte array to the selected node
 func (d Docker) WriteToNode(ctx context.Context, content []byte, dest string, mode os.FileMode, node *k3d.Node) error {
-
 	nodeContainer, err := getNodeContainer(ctx, node)
 	if err != nil {
 		return fmt.Errorf("Failed to find container for node '%s': %+v", node.Name, err)

pkg/runtimes/docker/volume.go

@@ -113,7 +113,6 @@ func (d Docker) GetVolume(name string) (string, error) {
 	}
 
 	return volumeList.Volumes[0].Name, nil
-
 }
 
 func (d Docker) GetVolumesByLabel(ctx context.Context, labels map[string]string) ([]string, error) {
@@ -144,5 +143,4 @@ func (d Docker) GetVolumesByLabel(ctx context.Context, labels map[string]string)
 	}
 
 	return volumes, nil
-
 }

pkg/types/node.go

@@ -36,5 +36,4 @@ func (node *Node) FillRuntimeLabels() {
 	}
 	// second most important: the node role label
 	node.RuntimeLabels[LabelRole] = string(node.Role)
-
 }

pkg/util/files.go

@@ -32,7 +32,6 @@ import (
 // GetConfigDirOrCreate will return the base path of the k3d config directory or create it if it doesn't exist yet
 // k3d's config directory will be $HOME/.k3d (Unix)
 func GetConfigDirOrCreate() (string, error) {
-
 	// build the path
 	homeDir, err := homedir.Dir()
 	if err != nil {
@@ -46,7 +45,6 @@ func GetConfigDirOrCreate() (string, error) {
 	}
 
 	return configDir, nil
-
 }
 
 // createDirIfNotExists checks for the existence of a directory and creates it along with all required parents if not.

pkg/util/filter.go

@@ -103,7 +103,6 @@ func FilterNodesWithSuffix(nodes []*k3d.Node, nodefilters []string, allowedSuffi
 
 // FilterNodes takes a string filter to return a filtered list of nodes
 func FilterNodes(nodes []*k3d.Node, filters []string) ([]*k3d.Node, error) {
-
 	l.Log().Tracef("Filtering %d nodes by %s", len(nodes), filters)
 
 	if len(filters) == 0 || len(filters[0]) == 0 {
@@ -130,7 +129,6 @@ func FilterNodes(nodes []*k3d.Node, filters []string) ([]*k3d.Node, error) {
 
 	// range over all instances of group[subset] specs
 	for _, filter := range filters {
-
 		// match regex with capturing groups
 		match := NodeFilterRegexp.FindStringSubmatch(filter)
 
@@ -193,7 +191,6 @@ func FilterNodes(nodes []*k3d.Node, filters []string) ([]*k3d.Node, error) {
 
 			/* Option 2) subset defined by range */
 		} else if submatches["subsetRange"] != "" {
-
 			/*
 			 * subset specified by a range 'START-END', where each side is optional
 			 */
@@ -216,7 +213,6 @@ func FilterNodes(nodes []*k3d.Node, filters []string) ([]*k3d.Node, error) {
 				if start < 0 || start >= len(groupNodes) {
 					return nil, fmt.Errorf("Invalid subset range: start < 0 or > number of available nodes in '%s'", filter)
 				}
-
 			}
 
 			if split[1] != "" {
@@ -252,7 +248,6 @@ func FilterNodes(nodes []*k3d.Node, filters []string) ([]*k3d.Node, error) {
 		} else {
 			return nil, fmt.Errorf("Failed to parse node specifiers: unknown subset in '%s'", filter)
 		}
-
 	}
 
 	l.Log().Tracef("Filtered %d nodes (filter: %s)", len(filteredNodes), filters)

pkg/util/infofaker.go

@@ -67,7 +67,6 @@ func GetNodeFakerDirOrCreate(name string) (string, error) {
 	}
 
 	return fakeDir, nil
-
 }
 
 // GetFakeMeminfoPathForName returns a path to (existent or not) fake meminfo file for a given node/container name

pkg/util/randomString.go

@@ -39,7 +39,6 @@ var src = rand.NewSource(time.Now().UnixNano())
 // GenerateRandomString thanks to https://stackoverflow.com/a/31832326/6450189
 // GenerateRandomString is used to generate a random string that is used as a cluster token
 func GenerateRandomString(n int) string {
-
 	sb := strings.Builder{}
 	sb.Grow(n)
 	// A src.Int63() generates 63 random bits, enough for letterIdxMax characters!

version/version.go

@@ -103,7 +103,6 @@ func (c *httpClient) fetchLatestK3sVersion(channel string) (string, error) {
 	}
 
 	return "", fmt.Errorf("no latest version found for channel %s (%s)", channel, c.baseURL)
-
 }
 
 func newHttpClient(baseURL string) *httpClient {