file option + fix various close leaks + fix makefiles

.gitignore

@@ -1,4 +1,5 @@
 /cmds/test
+/pkg/test
 .idea
 *.sw[pqo]
 main

cmds/ocm/commands/ocmcmds/common/options/fileoption/option.go

@@ -0,0 +1,82 @@
+// SPDX-FileCopyrightText: 2022 SAP SE or an SAP affiliate company and Open Component Model contributors.
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package fileoption
+
+import (
+	"archive/tar"
+	"fmt"
+
+	"github.com/mandelsoft/vfs/pkg/vfs"
+	"github.com/spf13/pflag"
+
+	"github.com/open-component-model/ocm/cmds/ocm/pkg/options"
+	"github.com/open-component-model/ocm/pkg/common/accessio"
+	"github.com/open-component-model/ocm/pkg/common/compression"
+)
+
+func From(o options.OptionSetProvider) *Option {
+	var opt *Option
+	o.AsOptionSet().Get(&opt)
+	return opt
+}
+
+func NewCompArch() *Option {
+	return New("component-archive")
+}
+
+func New(def string, us ...interface{}) *Option {
+	usage := fmt.Sprint(us...)
+	if usage == "" {
+		usage = "target file/directory"
+	}
+	return &Option{def: def, usage: usage}
+}
+
+type Option struct {
+	flag  *pflag.Flag
+	def   string
+	usage string
+	Path  string
+}
+
+func (o *Option) AddFlags(fs *pflag.FlagSet) {
+	o.flag = fs.StringVarPF(&o.Path, "file", "F", o.def, o.usage)
+}
+
+func (o *Option) IsSet() bool {
+	return o.flag.Changed
+}
+
+// GetPath return a path depending on the option setting and the first argument.
+// if the option is not set and the first argument denotes a path to a directory or tar file,
+// the first argument if chosen as path.
+func (o *Option) GetPath(args []string, fss ...vfs.FileSystem) (string, []string) {
+	if o.IsSet() || len(args) == 0 {
+		return o.Path, args
+	}
+
+	fs := accessio.FileSystem(fss...)
+	if ok, err := vfs.Exists(fs, args[0]); !ok || err != nil {
+		return o.Path, args
+	}
+	if ok, _ := vfs.IsDir(fs, args[0]); ok {
+		return args[0], args[1:]
+	}
+
+	file, err := fs.Open(args[0])
+	if err != nil {
+		return o.Path, args
+	}
+	defer file.Close()
+	r, _, err := compression.AutoDecompress(file)
+	if err != nil {
+		return o.Path, args
+	}
+	_, err = tar.NewReader(r).Next()
+	if err != nil {
+		return o.Path, args
+	}
+	return args[0], args[1:]
+}

cmds/ocm/commands/ocmcmds/common/options/signoption/option.go

@@ -152,7 +152,7 @@ func (o *Option) Complete(ctx clictx.Context) error {
 }
 
 func (o *Option) handleKeys(ctx clictx.Context, desc string, keys []string, add func(string, interface{})) error {
-	for i, k := range keys {
+	for _, k := range keys {
 		name := ""
 		if len(o.SignatureNames) > 0 {
 			name = o.SignatureNames[0]
@@ -161,7 +161,7 @@ func (o *Option) handleKeys(ctx clictx.Context, desc string, keys []string, add
 		sep := strings.Index(k, "=")
 		if sep >= 0 {
 			name = k[:sep]
-			file = k[i+1:]
+			file = k[sep+1:]
 		}
 		if len(file) == 0 {
 			return errors.Newf("empty file name")

cmds/ocm/commands/ocmcmds/common/resources.go

@@ -20,6 +20,8 @@ import (
 	"k8s.io/apimachinery/pkg/util/validation/field"
 
 	"github.com/open-component-model/ocm/cmds/ocm/commands/ocmcmds/common/inputs"
+	"github.com/open-component-model/ocm/cmds/ocm/commands/ocmcmds/common/options/fileoption"
+	"github.com/open-component-model/ocm/cmds/ocm/pkg/options"
 	"github.com/open-component-model/ocm/cmds/ocm/pkg/template"
 	"github.com/open-component-model/ocm/cmds/ocm/pkg/utils"
 	"github.com/open-component-model/ocm/pkg/cobrautils/flagsets"
@@ -379,12 +381,21 @@ type ResourceAdderCommand struct {
 	Templating template.Options
 	Adder      ResourceSpecificationsProvider
 
-	Archive   string
 	Resources []ResourceSpecifications
 	Envs      []string
+
+	Archive string
+}
+
+func NewResourceAdderCommand(ctx clictx.Context, provider ResourceSpecificationsProvider, opts ...options.Options) ResourceAdderCommand {
+	return ResourceAdderCommand{
+		BaseCommand: utils.NewBaseCommand(ctx, append(opts, fileoption.NewCompArch())...),
+		Adder:       provider,
+	}
 }
 
 func (o *ResourceAdderCommand) AddFlags(fs *pflag.FlagSet) {
+	o.BaseCommand.AddFlags(fs)
 	fs.StringArrayVarP(&o.Envs, "settings", "s", nil, "settings file with variable settings (yaml)")
 	o.Templating.AddFlags(fs)
 	if o.Adder != nil {
@@ -393,7 +404,12 @@ func (o *ResourceAdderCommand) AddFlags(fs *pflag.FlagSet) {
 }
 
 func (o *ResourceAdderCommand) Complete(args []string) error {
-	o.Archive = args[0]
+	err := o.OptionSet.ProcessOnOptions(options.CompleteOptionsWithCLIContext(o.Context))
+	if err != nil {
+		return err
+	}
+
+	o.Archive, args = fileoption.From(o).GetPath(args, o.Context.FileSystem())
 	o.Templating.Complete(o.Context.FileSystem())
 
 	if o.Adder != nil {
@@ -409,12 +425,12 @@ func (o *ResourceAdderCommand) Complete(args []string) error {
 		o.Resources = append(o.Resources, rsc...)
 	}
 
-	err := o.Templating.ParseSettings(o.Context.FileSystem(), o.Envs...)
+	err = o.Templating.ParseSettings(o.Context.FileSystem(), o.Envs...)
 	if err != nil {
 		return err
 	}
 
-	paths := o.Templating.FilterSettings(args[1:]...)
+	paths := o.Templating.FilterSettings(args...)
 	for _, p := range paths {
 		o.Resources = append(o.Resources, NewResourceSpecificationsFile(p, o.FileSystem()))
 	}

cmds/ocm/commands/ocmcmds/componentarchive/create/cmd.go

@@ -14,6 +14,7 @@ import (
 
 	"github.com/open-component-model/ocm/cmds/ocm/commands/common/options/formatoption"
 	"github.com/open-component-model/ocm/cmds/ocm/commands/ocmcmds/common"
+	"github.com/open-component-model/ocm/cmds/ocm/commands/ocmcmds/common/options/fileoption"
 	"github.com/open-component-model/ocm/cmds/ocm/commands/ocmcmds/common/options/schemaoption"
 	"github.com/open-component-model/ocm/cmds/ocm/commands/ocmcmds/names"
 	"github.com/open-component-model/ocm/cmds/ocm/commands/verbs"
@@ -39,7 +40,6 @@ type Command struct {
 
 	Handler comparch.FormatHandler
 	Force   bool
-	Path    string
 	Format  string
 
 	Component      string
@@ -51,14 +51,17 @@ type Command struct {
 
 // NewCommand creates a new ctf command.
 func NewCommand(ctx clictx.Context, names ...string) *cobra.Command {
-	return utils.SetupCommand(&Command{BaseCommand: utils.NewBaseCommand(ctx, formatoption.New(comparch.GetFormats()...), schemaoption.New(compdesc.DefaultSchemeVersion))}, utils.Names(Names, names...)...)
+	return utils.SetupCommand(&Command{BaseCommand: utils.NewBaseCommand(ctx, formatoption.New(comparch.GetFormats()...), fileoption.NewCompArch(), schemaoption.New(compdesc.DefaultSchemeVersion))}, utils.Names(Names, names...)...)
 }
 
 func (o *Command) ForName(name string) *cobra.Command {
 	return &cobra.Command{
 		Use:   "[<options>] <component> <version> --provider <provider-name> {--provider <label>=<value>} {<label>=<value>}",
 		Args:  cobra.MinimumNArgs(2),
 		Short: "create new component archive",
+		Example: `
+$ ocm create componentarchive --file myfirst --provider acme.org --provider [email protected] amcme.org/demo 1.0
+`,
 		Long: `
 Create a new component archive. This might be either a directory prepared
 to host component version content or a tar/tgz file (see option --type).
@@ -72,7 +75,6 @@ func (o *Command) AddFlags(fs *pflag.FlagSet) {
 	o.BaseCommand.AddFlags(fs)
 	fs.BoolVarP(&o.Force, "force", "f", false, "remove existing content")
 	fs.StringArrayVarP(&o.providerattrs, "provider", "p", nil, "provider attribute")
-	fs.StringVarP(&o.Path, "file", "F", "component-archive", "target file/directory")
 }
 
 func (o *Command) Complete(args []string) error {
@@ -115,20 +117,21 @@ func (o *Command) Complete(args []string) error {
 func (o *Command) Run() error {
 	mode := formatoption.From(o).Mode()
 	fs := o.Context.FileSystem()
-	if ok, err := vfs.Exists(fs, o.Path); ok || err != nil {
+	fp := fileoption.From(o).Path
+	if ok, err := vfs.Exists(fs, fp); ok || err != nil {
 		if err != nil {
 			return err
 		}
 		if o.Force {
-			err = fs.RemoveAll(o.Path)
+			err = fs.RemoveAll(fp)
 			if err != nil {
-				return errors.Wrapf(err, "cannot remove old %q", o.Path)
+				return errors.Wrapf(err, "cannot remove old %q", fp)
 			}
 		}
 	}
-	obj, err := comparch.Create(o.Context.OCMContext(), accessobj.ACC_CREATE, o.Path, mode, o.Handler, fs)
+	obj, err := comparch.Create(o.Context.OCMContext(), accessobj.ACC_CREATE, fp, mode, o.Handler, fs)
 	if err != nil {
-		fs.RemoveAll(o.Path)
+		fs.RemoveAll(fp)
 		return err
 	}
 	desc := obj.GetDescriptor()
@@ -142,12 +145,12 @@ func (o *Command) Run() error {
 	err = compdesc.Validate(desc)
 	if err != nil {
 		obj.Close()
-		fs.RemoveAll(o.Path)
+		fs.RemoveAll(fp)
 		return errors.Newf("invalid component info: %s", err)
 	}
 	err = obj.Close()
 	if err != nil {
-		fs.RemoveAll(o.Path)
+		fs.RemoveAll(fp)
 	}
 	return err
 }

cmds/ocm/commands/ocmcmds/components/transfer/cmd.go

@@ -89,7 +89,8 @@ func (o *Command) Complete(args []string) error {
 func (o *Command) Run() error {
 	session := ocm.NewSession(nil)
 	defer session.Close()
-
+	session.Finalize(o.OCMContext())
+
 	err := o.ProcessOnOptions(ocmcommon.CompleteOptionsWithSession(o, session))
 	if err != nil {
 		return err

cmds/ocm/commands/ocmcmds/components/transfer/cmd_test.go

@@ -40,7 +40,7 @@ const OCIHOST = "alias"
 func Check(env *TestEnv, ldesc *artdesc.Descriptor, out string) {
 	tgt, err := ctfocm.Open(env.OCMContext(), accessobj.ACC_READONLY, out, 0, accessio.PathFileSystem(env.FileSystem()))
 	Expect(err).To(Succeed())
-	defer tgt.Close()
+	defer Close(tgt, "ctf")
 
 	list, err := tgt.ComponentLister().GetComponents("", true)
 	Expect(err).To(Succeed())
@@ -51,6 +51,7 @@ func Check(env *TestEnv, ldesc *artdesc.Descriptor, out string) {
 func CheckComponent(env *TestEnv, ldesc *artdesc.Descriptor, tgt ocm.Repository) {
 	comp, err := tgt.LookupComponentVersion(COMPONENT, VERSION)
 	Expect(err).To(Succeed())
+	defer Close(comp, "comvers")
 	Expect(len(comp.GetDescriptor().Resources)).To(Equal(3))
 
 	data, err := json.Marshal(comp.GetDescriptor().Resources[2].Access)
@@ -74,6 +75,7 @@ func CheckComponent(env *TestEnv, ldesc *artdesc.Descriptor, tgt ocm.Repository)
 
 	blob, err := set.GetBlob(ldesc.Digest)
 	Expect(err).To(Succeed())
+	defer Close(blob, "blob")
 	data, err = blob.Get()
 	Expect(err).To(Succeed())
 	Expect(string(data)).To(Equal("manifestlayer"))
@@ -165,14 +167,13 @@ transferring version "github.com/mandelsoft/test2:v1"...
 		Expect(env.DirExists(OUT)).To(BeTrue())
 		tgt, err := ctfocm.Open(env.OCMContext(), accessobj.ACC_READONLY, OUT, 0, accessio.PathFileSystem(env.FileSystem()))
 		Expect(err).To(Succeed())
-		defer tgt.Close()
+		defer Close(tgt, "ctf")
 
 		list, err := tgt.ComponentLister().GetComponents("", true)
 		Expect(err).To(Succeed())
 		Expect(list).To(ContainElements([]string{COMPONENT2, COMPONENT}))
 
-		_, err = tgt.LookupComponentVersion(COMPONENT2, VERSION)
-		Expect(err).To(Succeed())
+		Expect(tgt.ExistsComponentVersion(COMPONENT2, VERSION)).To(BeTrue())
 
 		CheckComponent(env, ldesc, tgt)
 	})

cmds/ocm/commands/ocmcmds/components/transfer/upload_test.go

@@ -112,13 +112,11 @@ transferring version "github.com/compa:1.0.0"...
 `))
 
 		copy := Must(ctfocm.Open(ctx, accessobj.ACC_READONLY, COPY, 0700, env))
-		ocopy := accessio.OnceCloser(copy)
-		defer Close(ocopy)
+		defer Close(copy)
 
 		// check type
 		cv2 := Must(copy.LookupComponentVersion(COMP, VERS))
-		ocv2 := accessio.OnceCloser(cv2)
-		defer Close(ocv2)
+		defer Close(cv2)
 		ra := Must(cv2.GetResourceByIndex(0))
 		acc := Must(ra.Access())
 		Expect(acc.GetKind()).To(Equal(ociartifact.Type))

cmds/ocm/commands/ocmcmds/references/add/cmd.go

@@ -28,19 +28,16 @@ type Command struct {
 func NewCommand(ctx clictx.Context, names ...string) *cobra.Command {
 	return utils.SetupCommand(
 		&Command{
-			common.ResourceAdderCommand{
-				BaseCommand: utils.NewBaseCommand(ctx),
-				Adder:       NewReferenceSpecificatonProvider(),
-			},
+			common.NewResourceAdderCommand(ctx, NewReferenceSpecificatonProvider()),
 		},
 		utils.Names(Names, names...)...,
 	)
 }
 
 func (o *Command) ForName(name string) *cobra.Command {
 	return &cobra.Command{
-		Use:   "[<options>] <target> {<referencefile> | <var>=<value>}",
-		Args:  cobra.MinimumNArgs(1),
+		Use:   "[<options>] [<target>] {<referencefile> | <var>=<value>}",
+		Args:  cobra.MinimumNArgs(0),
 		Short: "add aggregation information to a component version",
 		Long: `
 Add aggregation information specified in a reference file to a component version.
@@ -53,7 +50,7 @@ description scheme of the component descriptor.
 		Example: `
 Add a reference directly by options
 <pre>
-$ ocm add references path/to/ca --name myref --component github.com/my/component --version ${VERSION}
+$ ocm add references --file path/to/ca --name myref --component github.com/my/component --version ${VERSION}
 </pre>
 
 Add a reference by a description file: