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Merge pull request #11711 from helm/oci-transport-refinement

Browse Source
pull/11237/merge
Scott Rigby 1 year ago committed by GitHub
parent e007c900ce 11738dde51
commit d27d1bde4c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
34 changed files with 1225 additions and 353 deletions
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6
cmd/helm/install.go
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@ -136,6 +136,12 @@ func newInstallCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
return compInstall(args, toComplete, client)
},
RunE: func(_ *cobra.Command, args []string) error {
registryClient, err := newRegistryClient(client.CertFile, client.KeyFile, client.CaFile, client.InsecureSkipTLSverify)
if err != nil {
return fmt.Errorf("missing registry client: %w", err)
}
client.SetRegistryClient(registryClient)
rel, err := runInstall(args, client, valueOpts, out)
if err != nil {
return errors.Wrap(err, "INSTALLATION FAILED")

6
cmd/helm/pull.go
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@ -64,6 +64,12 @@ func newPullCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
client.Version = ">0.0.0-0"
}
registryClient, err := newRegistryClient(client.CertFile, client.KeyFile, client.CaFile, client.InsecureSkipTLSverify)
if err != nil {
return fmt.Errorf("missing registry client: %w", err)
}
client.SetRegistryClient(registryClient)
for i := 0; i < len(args); i++ {
output, err := client.Run(args[i])
if err != nil {

24
cmd/helm/push.go
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@ -34,8 +34,15 @@ If the chart has an associated provenance file,
it will also be uploaded.
`
type registryPushOptions struct {
certFile string
keyFile string
caFile string
insecureSkipTLSverify bool
}
func newPushCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
client := action.NewPushWithOpts(action.WithPushConfig(cfg))
o := &registryPushOptions{}
cmd := &cobra.Command{
Use: "push [chart] [remote]",
@ -60,8 +67,17 @@ func newPushCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
return nil, cobra.ShellCompDirectiveNoFileComp
},
RunE: func(cmd *cobra.Command, args []string) error {
registryClient, err := newRegistryClient(o.certFile, o.keyFile, o.caFile, o.insecureSkipTLSverify)
if err != nil {
return fmt.Errorf("missing registry client: %w", err)
}
cfg.RegistryClient = registryClient
chartRef := args[0]
remote := args[1]
client := action.NewPushWithOpts(action.WithPushConfig(cfg),
action.WithTLSClientConfig(o.certFile, o.keyFile, o.caFile),
action.WithInsecureSkipTLSVerify(o.insecureSkipTLSverify),
action.WithPushOptWriter(out))
client.Settings = settings
output, err := client.Run(chartRef, remote)
if err != nil {
@ -72,5 +88,11 @@ func newPushCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
},
}
f := cmd.Flags()
f.StringVar(&o.certFile, "cert-file", "", "identify registry client using this SSL certificate file")
f.StringVar(&o.keyFile, "key-file", "", "identify registry client using this SSL key file")
f.StringVar(&o.caFile, "ca-file", "", "verify certificates of HTTPS-enabled servers using this CA bundle")
f.BoolVar(&o.insecureSkipTLSverify, "insecure-skip-tls-verify", false, "skip tls certificate checks for the chart upload")
return cmd
}

32
cmd/helm/registry_login.go
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@ -36,9 +36,18 @@ const registryLoginDesc = `
Authenticate to a remote registry.
`
type registryLoginOptions struct {
username string
password string
passwordFromStdinOpt bool
certFile string
keyFile string
caFile string
insecure bool
}
func newRegistryLoginCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
var usernameOpt, passwordOpt string
var passwordFromStdinOpt, insecureOpt bool
o := &registryLoginOptions{}
cmd := &cobra.Command{
Use: "login [host]",
@ -49,20 +58,27 @@ func newRegistryLoginCmd(cfg *action.Configuration, out io.Writer) *cobra.Comman
RunE: func(cmd *cobra.Command, args []string) error {
hostname := args[0]
username, password, err := getUsernamePassword(usernameOpt, passwordOpt, passwordFromStdinOpt)
username, password, err := getUsernamePassword(o.username, o.password, o.passwordFromStdinOpt)
if err != nil {
return err
}
return action.NewRegistryLogin(cfg).Run(out, hostname, username, password, insecureOpt)
return action.NewRegistryLogin(cfg).Run(out, hostname, username, password,
action.WithCertFile(o.certFile),
action.WithKeyFile(o.keyFile),
action.WithCAFile(o.caFile),
action.WithInsecure(o.insecure))
},
}
f := cmd.Flags()
f.StringVarP(&usernameOpt, "username", "u", "", "registry username")
f.StringVarP(&passwordOpt, "password", "p", "", "registry password or identity token")
f.BoolVarP(&passwordFromStdinOpt, "password-stdin", "", false, "read password or identity token from stdin")
f.BoolVarP(&insecureOpt, "insecure", "", false, "allow connections to TLS registry without certs")
f.StringVarP(&o.username, "username", "u", "", "registry username")
f.StringVarP(&o.password, "password", "p", "", "registry password or identity token")
f.BoolVarP(&o.passwordFromStdinOpt, "password-stdin", "", false, "read password or identity token from stdin")
f.BoolVarP(&o.insecure, "insecure", "", false, "allow connections to TLS registry without certs")
f.StringVar(&o.certFile, "cert-file", "", "identify registry client using this SSL certificate file")
f.StringVar(&o.keyFile, "key-file", "", "identify registry client using this SSL key file")
f.StringVar(&o.caFile, "ca-file", "", "verify certificates of HTTPS-enabled servers using this CA bundle")
return cmd
}

47
cmd/helm/root.go
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@ -152,12 +152,7 @@ func newRootCmd(actionConfig *action.Configuration, out io.Writer, args []string
flags.ParseErrorsWhitelist.UnknownFlags = true
flags.Parse(args)
registryClient, err := registry.NewClient(
registry.ClientOptDebug(settings.Debug),
registry.ClientOptEnableCache(true),
registry.ClientOptWriter(os.Stderr),
registry.ClientOptCredentialsFile(settings.RegistryConfig),
)
registryClient, err := newDefaultRegistryClient()
if err != nil {
return nil, err
}
@ -261,3 +256,43 @@ func checkForExpiredRepos(repofile string) {
}
}
func newRegistryClient(certFile, keyFile, caFile string, insecureSkipTLSverify bool) (*registry.Client, error) {
if certFile != "" && keyFile != "" || caFile != "" || insecureSkipTLSverify {
registryClient, err := newRegistryClientWithTLS(certFile, keyFile, caFile, insecureSkipTLSverify)
if err != nil {
return nil, err
}
return registryClient, nil
}
registryClient, err := newDefaultRegistryClient()
if err != nil {
return nil, err
}
return registryClient, nil
}
func newDefaultRegistryClient() (*registry.Client, error) {
// Create a new registry client
registryClient, err := registry.NewClient(
registry.ClientOptDebug(settings.Debug),
registry.ClientOptEnableCache(true),
registry.ClientOptWriter(os.Stderr),
registry.ClientOptCredentialsFile(settings.RegistryConfig),
)
if err != nil {
return nil, err
}
return registryClient, nil
}
func newRegistryClientWithTLS(certFile, keyFile, caFile string, insecureSkipTLSverify bool) (*registry.Client, error) {
// Create a new registry client
registryClient, err := registry.NewRegistryClientWithTLS(os.Stderr, certFile, keyFile, caFile, insecureSkipTLSverify,
settings.RegistryConfig, settings.Debug,
)
if err != nil {
return nil, err
}
return registryClient, nil
}

29
cmd/helm/show.go
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@ -84,6 +84,10 @@ func newShowCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
ValidArgsFunction: validArgsFunc,
RunE: func(cmd *cobra.Command, args []string) error {
client.OutputFormat = action.ShowAll
err := addRegistryClient(client)
if err != nil {
return err
}
output, err := runShow(args, client)
if err != nil {
return err
@ -101,6 +105,10 @@ func newShowCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
ValidArgsFunction: validArgsFunc,
RunE: func(cmd *cobra.Command, args []string) error {
client.OutputFormat = action.ShowValues
err := addRegistryClient(client)
if err != nil {
return err
}
output, err := runShow(args, client)
if err != nil {
return err
@ -118,6 +126,10 @@ func newShowCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
ValidArgsFunction: validArgsFunc,
RunE: func(cmd *cobra.Command, args []string) error {
client.OutputFormat = action.ShowChart
err := addRegistryClient(client)
if err != nil {
return err
}
output, err := runShow(args, client)
if err != nil {
return err
@ -135,6 +147,10 @@ func newShowCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
ValidArgsFunction: validArgsFunc,
RunE: func(cmd *cobra.Command, args []string) error {
client.OutputFormat = action.ShowReadme
err := addRegistryClient(client)
if err != nil {
return err
}
output, err := runShow(args, client)
if err != nil {
return err
@ -152,6 +168,10 @@ func newShowCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
ValidArgsFunction: validArgsFunc,
RunE: func(cmd *cobra.Command, args []string) error {
client.OutputFormat = action.ShowCRDs
err := addRegistryClient(client)
if err != nil {
return err
}
output, err := runShow(args, client)
if err != nil {
return err
@ -204,3 +224,12 @@ func runShow(args []string, client *action.Show) (string, error) {
}
return client.Run(cp)
}
func addRegistryClient(client *action.Show) error {
registryClient, err := newRegistryClient(client.CertFile, client.KeyFile, client.CaFile, client.InsecureSkipTLSverify)
if err != nil {
return fmt.Errorf("missing registry client: %w", err)
}
client.SetRegistryClient(registryClient)
return nil
}

6
cmd/helm/template.go
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@ -73,6 +73,12 @@ func newTemplateCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
client.KubeVersion = parsedKubeVersion
}
registryClient, err := newRegistryClient(client.CertFile, client.KeyFile, client.CaFile, client.InsecureSkipTLSverify)
if err != nil {
return fmt.Errorf("missing registry client: %w", err)
}
client.SetRegistryClient(registryClient)
client.DryRun = true
client.ReleaseName = "release-name"
client.Replace = true // Skip the name check

6
cmd/helm/upgrade.go
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@ -90,6 +90,12 @@ func newUpgradeCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
RunE: func(cmd *cobra.Command, args []string) error {
client.Namespace = settings.Namespace()
registryClient, err := newRegistryClient(client.CertFile, client.KeyFile, client.CaFile, client.InsecureSkipTLSverify)
if err != nil {
return fmt.Errorf("missing registry client: %w", err)
}
client.SetRegistryClient(registryClient)
// Fixes #7002 - Support reading values from STDIN for `upgrade` command
// Must load values AFTER determining if we have to call install so that values loaded from stdin are are not read twice
if client.Install {

6
internal/tlsutil/tls.go
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@ -25,8 +25,10 @@ import (
)
// NewClientTLS returns tls.Config appropriate for client auth.
func NewClientTLS(certFile, keyFile, caFile string) (*tls.Config, error) {
config := tls.Config{}
func NewClientTLS(certFile, keyFile, caFile string, insecureSkipTLSverify bool) (*tls.Config, error) {
config := tls.Config{
InsecureSkipVerify: insecureSkipTLSverify,
}
if certFile != "" && keyFile != "" {
cert, err := CertFromFilePair(certFile, keyFile)

7
internal/tlsutil/tlsutil_test.go
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@ -65,8 +65,9 @@ func TestNewClientTLS(t *testing.T) {
certFile := testfile(t, testCertFile)
keyFile := testfile(t, testKeyFile)
caCertFile := testfile(t, testCaCertFile)
insecureSkipTLSverify := false
cfg, err := NewClientTLS(certFile, keyFile, caCertFile)
cfg, err := NewClientTLS(certFile, keyFile, caCertFile, insecureSkipTLSverify)
if err != nil {
t.Error(err)
}
@ -81,7 +82,7 @@ func TestNewClientTLS(t *testing.T) {
t.Fatalf("mismatch tls RootCAs, expecting non-nil")
}
cfg, err = NewClientTLS("", "", caCertFile)
cfg, err = NewClientTLS("", "", caCertFile, insecureSkipTLSverify)
if err != nil {
t.Error(err)
}
@ -96,7 +97,7 @@ func TestNewClientTLS(t *testing.T) {
t.Fatalf("mismatch tls RootCAs, expecting non-nil")
}
cfg, err = NewClientTLS(certFile, keyFile, "")
cfg, err = NewClientTLS(certFile, keyFile, "", insecureSkipTLSverify)
if err != nil {
t.Error(err)
}

7
pkg/action/install.go
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@ -136,6 +136,11 @@ func NewInstall(cfg *Configuration) *Install {
return in
}
// SetRegistryClient sets the registry client for the install action
func (i *Install) SetRegistryClient(registryClient *registry.Client) {
i.ChartPathOptions.registryClient = registryClient
}
func (i *Install) installCRDs(crds []chart.CRD) error {
// We do these one file at a time in the order they were read.
totalItems := []*resource.Info{}
@ -676,8 +681,6 @@ OUTER:
//
// If 'verify' was set on ChartPathOptions, this will attempt to also verify the chart.
func (c *ChartPathOptions) LocateChart(name string, settings *cli.EnvSettings) (string, error) {
// If there is no registry client and the name is in an OCI registry return
// an error and a lookup will not occur.
if registry.IsOCI(name) && c.registryClient == nil {
return "", fmt.Errorf("unable to lookup chart %q, missing registry client", name)
}

6
pkg/action/pull.go
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@ -72,6 +72,11 @@ func NewPullWithOpts(opts ...PullOpt) *Pull {
return p
}
// SetRegistryClient sets the registry client on the pull configuration object.
func (p *Pull) SetRegistryClient(client *registry.Client) {
p.cfg.RegistryClient = client
}
// Run executes 'helm pull' against the given release.
func (p *Pull) Run(chartRef string) (string, error) {
var out strings.Builder
@ -95,6 +100,7 @@ func (p *Pull) Run(chartRef string) (string, error) {
if registry.IsOCI(chartRef) {
c.Options = append(c.Options,
getter.WithRegistryClient(p.cfg.RegistryClient))
c.RegistryClient = p.cfg.RegistryClient
}
if p.Verify {

39
pkg/action/push.go
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@ -17,6 +17,7 @@ limitations under the License.
package action
import (
"io"
"strings"
"helm.sh/helm/v3/pkg/cli"
@ -29,8 +30,13 @@ import (
//
// It provides the implementation of 'helm push'.
type Push struct {
Settings *cli.EnvSettings
cfg *Configuration
Settings *cli.EnvSettings
cfg *Configuration
certFile string
keyFile string
caFile string
insecureSkipTLSverify bool
out io.Writer
}
// PushOpt is a type of function that sets options for a push action.
@ -43,6 +49,29 @@ func WithPushConfig(cfg *Configuration) PushOpt {
}
}
// WithTLSClientConfig sets the certFile, keyFile, and caFile fields on the push configuration object.
func WithTLSClientConfig(certFile, keyFile, caFile string) PushOpt {
return func(p *Push) {
p.certFile = certFile
p.keyFile = keyFile
p.caFile = caFile
}
}
// WithInsecureSkipTLSVerify determines if a TLS Certificate will be checked
func WithInsecureSkipTLSVerify(insecureSkipTLSVerify bool) PushOpt {
return func(p *Push) {
p.insecureSkipTLSverify = insecureSkipTLSVerify
}
}
// WithOptWriter sets the registryOut field on the push configuration object.
func WithPushOptWriter(out io.Writer) PushOpt {
return func(p *Push) {
p.out = out
}
}
// NewPushWithOpts creates a new push, with configuration options.
func NewPushWithOpts(opts ...PushOpt) *Push {
p := &Push{}
@ -59,10 +88,14 @@ func (p *Push) Run(chartRef string, remote string) (string, error) {
c := uploader.ChartUploader{
Out: &out,
Pushers: pusher.All(p.Settings),
Options: []pusher.Option{},
Options: []pusher.Option{
pusher.WithTLSClientConfig(p.certFile, p.keyFile, p.caFile),
pusher.WithInsecureSkipTLSVerify(p.insecureSkipTLSverify),
},
}
if registry.IsOCI(remote) {
// Don't use the default registry client if tls options are set.
c.Options = append(c.Options, pusher.WithRegistryClient(p.cfg.RegistryClient))
}

51
pkg/action/registry_login.go
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@ -24,7 +24,45 @@ import (
// RegistryLogin performs a registry login operation.
type RegistryLogin struct {
cfg *Configuration
cfg *Configuration
certFile string
keyFile string
caFile string
insecure bool
}
type RegistryLoginOpt func(*RegistryLogin) error
// WithCertFile specifies the path to the certificate file to use for TLS.
func WithCertFile(certFile string) RegistryLoginOpt {
return func(r *RegistryLogin) error {
r.certFile = certFile
return nil
}
}
// WithKeyFile specifies whether to very certificates when communicating.
func WithInsecure(insecure bool) RegistryLoginOpt {
return func(r *RegistryLogin) error {
r.insecure = insecure
return nil
}
}
// WithKeyFile specifies the path to the key file to use for TLS.
func WithKeyFile(keyFile string) RegistryLoginOpt {
return func(r *RegistryLogin) error {
r.keyFile = keyFile
return nil
}
}
// WithCAFile specifies the path to the CA file to use for TLS.
func WithCAFile(caFile string) RegistryLoginOpt {
return func(r *RegistryLogin) error {
r.caFile = caFile
return nil
}
}
// NewRegistryLogin creates a new RegistryLogin object with the given configuration.
@ -35,9 +73,16 @@ func NewRegistryLogin(cfg *Configuration) *RegistryLogin {
}
// Run executes the registry login operation
func (a *RegistryLogin) Run(out io.Writer, hostname string, username string, password string, insecure bool) error {
func (a *RegistryLogin) Run(out io.Writer, hostname string, username string, password string, opts ...RegistryLoginOpt) error {
for _, opt := range opts {
if err := opt(a); err != nil {
return err
}
}
return a.cfg.RegistryClient.Login(
hostname,
registry.LoginOptBasicAuth(username, password),
registry.LoginOptInsecure(insecure))
registry.LoginOptInsecure(a.insecure),
registry.LoginOptTLSClientConfig(a.certFile, a.keyFile, a.caFile))
}

6
pkg/action/show.go
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@ -28,6 +28,7 @@ import (
"helm.sh/helm/v3/pkg/chart"
"helm.sh/helm/v3/pkg/chart/loader"
"helm.sh/helm/v3/pkg/chartutil"
"helm.sh/helm/v3/pkg/registry"
)
// ShowOutputFormat is the format of the output of `helm show`
@ -82,6 +83,11 @@ func NewShowWithConfig(output ShowOutputFormat, cfg *Configuration) *Show {
return sh
}
// SetRegistryClient sets the registry client to use when pulling a chart from a registry.
func (s *Show) SetRegistryClient(client *registry.Client) {
s.ChartPathOptions.registryClient = client
}
// Run executes 'helm show' against the given release.
func (s *Show) Run(chartpath string) (string, error) {
if s.chart == nil {

6
pkg/action/upgrade.go
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@ -32,6 +32,7 @@ import (
"helm.sh/helm/v3/pkg/chartutil"
"helm.sh/helm/v3/pkg/kube"
"helm.sh/helm/v3/pkg/postrender"
"helm.sh/helm/v3/pkg/registry"
"helm.sh/helm/v3/pkg/release"
"helm.sh/helm/v3/pkg/releaseutil"
"helm.sh/helm/v3/pkg/storage/driver"
@ -122,6 +123,11 @@ func NewUpgrade(cfg *Configuration) *Upgrade {
return up
}
// SetRegistryClient sets the registry client to use when fetching charts.
func (u *Upgrade) SetRegistryClient(client *registry.Client) {
u.ChartPathOptions.registryClient = client
}
// Run executes the upgrade on the given release.
func (u *Upgrade) Run(name string, chart *chart.Chart, vals map[string]interface{}) (*release.Release, error) {
ctx := context.Background()

4
pkg/getter/httpgetter.go
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@ -123,8 +123,8 @@ func (g *HTTPGetter) httpClient() (*http.Client, error) {
}
})
if (g.opts.certFile != "" && g.opts.keyFile != "") || g.opts.caFile != "" {
tlsConf, err := tlsutil.NewClientTLS(g.opts.certFile, g.opts.keyFile, g.opts.caFile)
if (g.opts.certFile != "" && g.opts.keyFile != "") || g.opts.caFile != "" || g.opts.insecureSkipVerifyTLS {
tlsConf, err := tlsutil.NewClientTLS(g.opts.certFile, g.opts.keyFile, g.opts.caFile, g.opts.insecureSkipVerifyTLS)
if err != nil {
return nil, errors.Wrap(err, "can't create TLS config for client")
}

3
pkg/getter/httpgetter_test.go
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@ -285,9 +285,10 @@ func TestDownload(t *testing.T) {
func TestDownloadTLS(t *testing.T) {
cd := "../../testdata"
ca, pub, priv := filepath.Join(cd, "rootca.crt"), filepath.Join(cd, "crt.pem"), filepath.Join(cd, "key.pem")
insecureSkipTLSverify := false
tlsSrv := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}))
tlsConf, err := tlsutil.NewClientTLS(pub, priv, ca)
tlsConf, err := tlsutil.NewClientTLS(pub, priv, ca, insecureSkipTLSverify)
if err != nil {
t.Fatal(errors.Wrap(err, "can't create TLS config for client"))
}

94
pkg/getter/ocigetter.go
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@ -18,14 +18,22 @@ package getter
import (
"bytes"
"fmt"
"net"
"net/http"
"strings"
"sync"
"time"
"helm.sh/helm/v3/internal/tlsutil"
"helm.sh/helm/v3/internal/urlutil"
"helm.sh/helm/v3/pkg/registry"
)
// OCIGetter is the default HTTP(/S) backend handler
type OCIGetter struct {
opts options
opts options
transport *http.Transport
once sync.Once
}
// Get performs a Get from repo.Getter and returns the body.
@ -38,6 +46,15 @@ func (g *OCIGetter) Get(href string, options ...Option) (*bytes.Buffer, error) {
func (g *OCIGetter) get(href string) (*bytes.Buffer, error) {
client := g.opts.registryClient
// if the user has already provided a configured registry client, use it,
// this is particularly true when user has his own way of handling the client credentials.
if client == nil {
c, err := g.newRegistryClient()
if err != nil {
return nil, err
}
client = c
}
ref := strings.TrimPrefix(href, fmt.Sprintf("%s://", registry.OCIScheme))
@ -63,18 +80,7 @@ func (g *OCIGetter) get(href string) (*bytes.Buffer, error) {
// NewOCIGetter constructs a valid http/https client as a Getter
func NewOCIGetter(ops ...Option) (Getter, error) {
registryClient, err := registry.NewClient(
registry.ClientOptEnableCache(true),
)
if err != nil {
return nil, err
}
client := OCIGetter{
opts: options{
registryClient: registryClient,
},
}
var client OCIGetter
for _, opt := range ops {
opt(&client.opts)
@ -82,3 +88,65 @@ func NewOCIGetter(ops ...Option) (Getter, error) {
return &client, nil
}
func (g *OCIGetter) newRegistryClient() (*registry.Client, error) {
if g.opts.transport != nil {
client, err := registry.NewClient(
registry.ClientOptHTTPClient(&http.Client{
Transport: g.opts.transport,
Timeout: g.opts.timeout,
}),
)
if err != nil {
return nil, err
}
return client, nil
}
g.once.Do(func() {
g.transport = &http.Transport{
// From https://github.com/google/go-containerregistry/blob/31786c6cbb82d6ec4fb8eb79cd9387905130534e/pkg/v1/remote/options.go#L87
DisableCompression: true,
DialContext: (&net.Dialer{
// By default we wrap the transport in retries, so reduce the
// default dial timeout to 5s to avoid 5x 30s of connection
// timeouts when doing the "ping" on certain http registries.
Timeout: 5 * time.Second,
KeepAlive: 30 * time.Second,
}).DialContext,
ForceAttemptHTTP2: true,
MaxIdleConns: 100,
IdleConnTimeout: 90 * time.Second,
TLSHandshakeTimeout: 10 * time.Second,
ExpectContinueTimeout: 1 * time.Second,
}
})
if (g.opts.certFile != "" && g.opts.keyFile != "") || g.opts.caFile != "" || g.opts.insecureSkipVerifyTLS {
tlsConf, err := tlsutil.NewClientTLS(g.opts.certFile, g.opts.keyFile, g.opts.caFile, g.opts.insecureSkipVerifyTLS)
if err != nil {
return nil, fmt.Errorf("can't create TLS config for client: %w", err)
}
sni, err := urlutil.ExtractHostname(g.opts.url)
if err != nil {
return nil, err
}
tlsConf.ServerName = sni
g.transport.TLSClientConfig = tlsConf
}
client, err := registry.NewClient(
registry.ClientOptHTTPClient(&http.Client{
Transport: g.transport,
Timeout: g.opts.timeout,
}),
)
if err != nil {
return nil, err
}
return client, nil
}

123
pkg/getter/ocigetter_test.go
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@ -16,15 +16,126 @@ limitations under the License.
package getter
import (
"net/http"
"path/filepath"
"testing"
"time"
"helm.sh/helm/v3/pkg/registry"
)
func TestNewOCIGetter(t *testing.T) {
testfn := func(ops *options) {
if ops.registryClient == nil {
t.Fatalf("the OCIGetter's registryClient should not be null")
}
func TestOCIGetter(t *testing.T) {
g, err := NewOCIGetter(WithURL("oci://example.com"))
if err != nil {
t.Fatal(err)
}
if _, ok := g.(*OCIGetter); !ok {
t.Fatal("Expected NewOCIGetter to produce an *OCIGetter")
}
cd := "../../testdata"
join := filepath.Join
ca, pub, priv := join(cd, "rootca.crt"), join(cd, "crt.pem"), join(cd, "key.pem")
timeout := time.Second * 5
transport := &http.Transport{}
insecureSkipTLSverify := false
// Test with options
g, err = NewOCIGetter(
WithBasicAuth("I", "Am"),
WithTLSClientConfig(pub, priv, ca),
WithTimeout(timeout),
WithTransport(transport),
WithInsecureSkipVerifyTLS(insecureSkipTLSverify),
)
if err != nil {
t.Fatal(err)
}
og, ok := g.(*OCIGetter)
if !ok {
t.Fatal("expected NewOCIGetter to produce an *OCIGetter")
}
if og.opts.username != "I" {
t.Errorf("Expected NewOCIGetter to contain %q as the username, got %q", "I", og.opts.username)
}
if og.opts.password != "Am" {
t.Errorf("Expected NewOCIGetter to contain %q as the password, got %q", "Am", og.opts.password)
}
if og.opts.certFile != pub {
t.Errorf("Expected NewOCIGetter to contain %q as the public key file, got %q", pub, og.opts.certFile)
}
if og.opts.keyFile != priv {
t.Errorf("Expected NewOCIGetter to contain %q as the private key file, got %q", priv, og.opts.keyFile)
}
if og.opts.caFile != ca {
t.Errorf("Expected NewOCIGetter to contain %q as the CA file, got %q", ca, og.opts.caFile)
}
if og.opts.timeout != timeout {
t.Errorf("Expected NewOCIGetter to contain %s as Timeout flag, got %s", timeout, og.opts.timeout)
}
if og.opts.transport != transport {
t.Errorf("Expected NewOCIGetter to contain %p as Transport, got %p", transport, og.opts.transport)
}
NewOCIGetter(testfn)
// Test if setting registryClient is being passed to the ops
registryClient, err := registry.NewClient()
if err != nil {
t.Fatal(err)
}
g, err = NewOCIGetter(
WithRegistryClient(registryClient),
)
if err != nil {
t.Fatal(err)
}
og, ok = g.(*OCIGetter)
if !ok {
t.Fatal("expected NewOCIGetter to produce an *OCIGetter")
}
if og.opts.registryClient != registryClient {
t.Errorf("Expected NewOCIGetter to contain %p as RegistryClient, got %p", registryClient, og.opts.registryClient)
}
}
func TestOCIHTTPTransportReuse(t *testing.T) {
g := OCIGetter{}
_, err := g.newRegistryClient()
if err != nil {
t.Fatal(err)
}
if g.transport == nil {
t.Fatalf("Expected non nil value for transport")
}
transport1 := g.transport
_, err = g.newRegistryClient()
if err != nil {
t.Fatal(err)
}
if g.transport == nil {
t.Fatalf("Expected non nil value for transport")
}
transport2 := g.transport
if transport1 != transport2 {
t.Fatalf("Expected default transport to be reused")
}
}

68
pkg/pusher/ocipusher.go
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@ -18,12 +18,16 @@ package pusher
import (
"fmt"
"io/ioutil"
"net"
"net/http"
"os"
"path"
"strings"
"time"
"github.com/pkg/errors"
"helm.sh/helm/v3/internal/tlsutil"
"helm.sh/helm/v3/pkg/chart/loader"
"helm.sh/helm/v3/pkg/registry"
)
@ -59,6 +63,13 @@ func (pusher *OCIPusher) push(chartRef, href string) error {
}
client := pusher.opts.registryClient
if client == nil {
c, err := pusher.newRegistryClient()
if err != nil {
return err
}
client = c
}
chartBytes, err := ioutil.ReadFile(chartRef)
if err != nil {
@ -85,18 +96,7 @@ func (pusher *OCIPusher) push(chartRef, href string) error {
// NewOCIPusher constructs a valid OCI client as a Pusher
func NewOCIPusher(ops ...Option) (Pusher, error) {
registryClient, err := registry.NewClient(
registry.ClientOptEnableCache(true),
)
if err != nil {
return nil, err
}
client := OCIPusher{
opts: options{
registryClient: registryClient,
},
}
var client OCIPusher
for _, opt := range ops {
opt(&client.opts)
@ -104,3 +104,47 @@ func NewOCIPusher(ops ...Option) (Pusher, error) {
return &client, nil
}
func (pusher *OCIPusher) newRegistryClient() (*registry.Client, error) {
if (pusher.opts.certFile != "" && pusher.opts.keyFile != "") || pusher.opts.caFile != "" || pusher.opts.insecureSkipTLSverify {
tlsConf, err := tlsutil.NewClientTLS(pusher.opts.certFile, pusher.opts.keyFile, pusher.opts.caFile, pusher.opts.insecureSkipTLSverify)
if err != nil {
return nil, errors.Wrap(err, "can't create TLS config for client")
}
registryClient, err := registry.NewClient(
registry.ClientOptHTTPClient(&http.Client{
// From https://github.com/google/go-containerregistry/blob/31786c6cbb82d6ec4fb8eb79cd9387905130534e/pkg/v1/remote/options.go#L87
Transport: &http.Transport{
Proxy: http.ProxyFromEnvironment,
DialContext: (&net.Dialer{
// By default we wrap the transport in retries, so reduce the
// default dial timeout to 5s to avoid 5x 30s of connection
// timeouts when doing the "ping" on certain http registries.
Timeout: 5 * time.Second,
KeepAlive: 30 * time.Second,
}).DialContext,
ForceAttemptHTTP2: true,
MaxIdleConns: 100,
IdleConnTimeout: 90 * time.Second,
TLSHandshakeTimeout: 10 * time.Second,
ExpectContinueTimeout: 1 * time.Second,
TLSClientConfig: tlsConf,
},
}),
registry.ClientOptEnableCache(true),
)
if err != nil {
return nil, err
}
return registryClient, nil
}
registryClient, err := registry.NewClient(
registry.ClientOptEnableCache(true),
)
if err != nil {
return nil, err
}
return registryClient, nil
}

66
pkg/pusher/ocipusher_test.go
Unescape View File

@ -16,21 +16,71 @@ limitations under the License.
package pusher
import (
"path/filepath"
"testing"
"helm.sh/helm/v3/pkg/registry"
)
func TestNewOCIPusher(t *testing.T) {
testfn := func(ops *options) {
if ops.registryClient == nil {
t.Fatalf("the OCIPusher's registryClient should not be null")
}
p, err := NewOCIPusher()
if err != nil {
t.Fatal(err)
}
p, err := NewOCIPusher(testfn)
if p == nil {
t.Error("NewOCIPusher returned nil")
if _, ok := p.(*OCIPusher); !ok {
t.Fatal("Expected NewOCIPusher to produce an *OCIPusher")
}
cd := "../../testdata"
join := filepath.Join
ca, pub, priv := join(cd, "rootca.crt"), join(cd, "crt.pem"), join(cd, "key.pem")
insecureSkipTLSverify := false
// Test with options
p, err = NewOCIPusher(
WithTLSClientConfig(pub, priv, ca),
WithInsecureSkipTLSVerify(insecureSkipTLSverify),
)
if err != nil {
t.Error(err)
t.Fatal(err)
}
op, ok := p.(*OCIPusher)
if !ok {
t.Fatal("Expected NewOCIPusher to produce an *OCIPusher")
}
if op.opts.certFile != pub {
t.Errorf("Expected NewOCIPusher to contain %q as the public key file, got %q", pub, op.opts.certFile)
}
if op.opts.keyFile != priv {
t.Errorf("Expected NewOCIPusher to contain %q as the private key file, got %q", priv, op.opts.keyFile)
}
if op.opts.caFile != ca {
t.Errorf("Expected NewOCIPusher to contain %q as the CA file, got %q", ca, op.opts.caFile)
}
// Test if setting registryClient is being passed to the ops
registryClient, err := registry.NewClient()
if err != nil {
t.Fatal(err)
}
p, err = NewOCIPusher(
WithRegistryClient(registryClient),
)
if err != nil {
t.Fatal(err)
}
op, ok = p.(*OCIPusher)
if !ok {
t.Fatal("expected NewOCIPusher to produce an *OCIPusher")
}
if op.opts.registryClient != registryClient {
t.Errorf("Expected NewOCIPusher to contain %p as RegistryClient, got %p", registryClient, op.opts.registryClient)
}
}

22
pkg/pusher/pusher.go
Unescape View File

@ -27,7 +27,11 @@ import (
//
// Pushers may or may not ignore these parameters as they are passed in.
type options struct {
registryClient *registry.Client
registryClient *registry.Client
certFile string
keyFile string
caFile string
insecureSkipTLSverify bool
}
// Option allows specifying various settings configurable by the user for overriding the defaults
@ -41,6 +45,22 @@ func WithRegistryClient(client *registry.Client) Option {
}
}
// WithTLSClientConfig sets the client auth with the provided credentials.
func WithTLSClientConfig(certFile, keyFile, caFile string) Option {
return func(opts *options) {
opts.certFile = certFile
opts.keyFile = keyFile
opts.caFile = caFile
}
}
// WithInsecureSkipTLSVerify determines if a TLS Certificate will be checked
func WithInsecureSkipTLSVerify(insecureSkipTLSVerify bool) Option {
return func(opts *options) {
opts.insecureSkipTLSverify = insecureSkipTLSVerify
}
}
// Pusher is an interface to support upload to the specified URL.
type Pusher interface {
// Push file content by url string

25
pkg/registry/client.go
Unescape View File

@ -61,6 +61,7 @@ type (
authorizer auth.Client
registryAuthorizer *registryauth.Client
resolver remotes.Resolver
httpClient *http.Client
}
// ClientOption allows specifying various settings configurable by the user for overriding the defaults
@ -90,6 +91,9 @@ func NewClient(options ...ClientOption) (*Client, error) {
headers := http.Header{}
headers.Set("User-Agent", version.GetUserAgent())
opts := []auth.ResolverOption{auth.WithResolverHeaders(headers)}
if client.httpClient != nil {
opts = append(opts, auth.WithResolverClient(client.httpClient))
}
resolver, err := client.authorizer.ResolverWithOpts(opts...)
if err != nil {
return nil, err
@ -104,6 +108,7 @@ func NewClient(options ...ClientOption) (*Client, error) {
}
if client.registryAuthorizer == nil {
client.registryAuthorizer = &registryauth.Client{
Client: client.httpClient,
Header: http.Header{
"User-Agent": {version.GetUserAgent()},
},
@ -166,6 +171,13 @@ func ClientOptCredentialsFile(credentialsFile string) ClientOption {
}
}
// ClientOptHTTPClient returns a function that sets the httpClient setting on a client options set
func ClientOptHTTPClient(httpClient *http.Client) ClientOption {
return func(client *Client) {
client.httpClient = httpClient
}
}
type (
// LoginOption allows specifying various settings on login
LoginOption func(*loginOperation)
@ -174,6 +186,9 @@ type (
username string
password string
insecure bool
certFile string
keyFile string
caFile string
}
)
@ -189,6 +204,7 @@ func (c *Client) Login(host string, options ...LoginOption) error {
auth.WithLoginUsername(operation.username),
auth.WithLoginSecret(operation.password),
auth.WithLoginUserAgent(version.GetUserAgent()),
auth.WithLoginTLS(operation.certFile, operation.keyFile, operation.caFile),
}
if operation.insecure {
authorizerLoginOpts = append(authorizerLoginOpts, auth.WithLoginInsecure())
@ -215,6 +231,15 @@ func LoginOptInsecure(insecure bool) LoginOption {
}
}
// LoginOptTLSClientConfig returns a function that sets the TLS settings on login.
func LoginOptTLSClientConfig(certFile, keyFile, caFile string) LoginOption {
return func(operation *loginOperation) {
operation.certFile = certFile
operation.keyFile = keyFile
operation.caFile = caFile
}
}
type (
// LogoutOption allows specifying various settings on logout
LogoutOption func(*logoutOperation)

286
pkg/registry/client_test.go
Unescape View File

@ -17,90 +17,21 @@ limitations under the License.
package registry
import (
"bytes"
"context"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"net/url"
"os"
"path/filepath"
"strings"
"testing"
"time"
"github.com/containerd/containerd/errdefs"
"github.com/distribution/distribution/v3/configuration"
"github.com/distribution/distribution/v3/registry"
_ "github.com/distribution/distribution/v3/registry/auth/htpasswd"
_ "github.com/distribution/distribution/v3/registry/storage/driver/inmemory"
"github.com/phayes/freeport"
"github.com/stretchr/testify/suite"
"golang.org/x/crypto/bcrypt"
)
var (
testWorkspaceDir = "helm-registry-test"
testHtpasswdFileBasename = "authtest.htpasswd"
testUsername = "myuser"
testPassword = "mypass"
)
type RegistryClientTestSuite struct {
suite.Suite
Out io.Writer
DockerRegistryHost string
CompromisedRegistryHost string
WorkspaceDir string
RegistryClient *Client
TestSuite
}
func (suite *RegistryClientTestSuite) SetupSuite() {
suite.WorkspaceDir = testWorkspaceDir
os.RemoveAll(suite.WorkspaceDir)
os.Mkdir(suite.WorkspaceDir, 0700)
var out bytes.Buffer
suite.Out = &out
credentialsFile := filepath.Join(suite.WorkspaceDir, CredentialsFileBasename)
// init test client
var err error
suite.RegistryClient, err = NewClient(
ClientOptDebug(true),
ClientOptEnableCache(true),
ClientOptWriter(suite.Out),
ClientOptCredentialsFile(credentialsFile),
)
suite.Nil(err, "no error creating registry client")
// create htpasswd file (w BCrypt, which is required)
pwBytes, err := bcrypt.GenerateFromPassword([]byte(testPassword), bcrypt.DefaultCost)
suite.Nil(err, "no error generating bcrypt password for test htpasswd file")
htpasswdPath := filepath.Join(suite.WorkspaceDir, testHtpasswdFileBasename)
err = ioutil.WriteFile(htpasswdPath, []byte(fmt.Sprintf("%s:%s\n", testUsername, string(pwBytes))), 0644)
suite.Nil(err, "no error creating test htpasswd file")
// Registry config
config := &configuration.Configuration{}
port, err := freeport.GetFreePort()
suite.Nil(err, "no error finding free port for test registry")
suite.DockerRegistryHost = fmt.Sprintf("localhost:%d", port)
config.HTTP.Addr = fmt.Sprintf("127.0.0.1:%d", port)
config.HTTP.DrainTimeout = time.Duration(10) * time.Second
config.Storage = map[string]configuration.Parameters{"inmemory": map[string]interface{}{}}
config.Auth = configuration.Auth{
"htpasswd": configuration.Parameters{
"realm": "localhost",
"path": htpasswdPath,
},
}
dockerRegistry, err := registry.NewRegistry(context.Background(), config)
suite.Nil(err, "no error creating test registry")
suite.CompromisedRegistryHost = initCompromisedRegistryTestServer()
dockerRegistry := setup(&suite.TestSuite, false, false)
// Start Docker registry
go dockerRegistry.ListenAndServe()
@ -133,182 +64,15 @@ func (suite *RegistryClientTestSuite) Test_0_Login() {
}
func (suite *RegistryClientTestSuite) Test_1_Push() {
// Bad bytes
ref := fmt.Sprintf("%s/testrepo/testchart:1.2.3", suite.DockerRegistryHost)
_, err := suite.RegistryClient.Push([]byte("hello"), ref)
suite.NotNil(err, "error pushing non-chart bytes")
// Load a test chart
chartData, err := ioutil.ReadFile("../repo/repotest/testdata/examplechart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err := extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
// non-strict ref (chart name)
ref = fmt.Sprintf("%s/testrepo/boop:%s", suite.DockerRegistryHost, meta.Version)
_, err = suite.RegistryClient.Push(chartData, ref)
suite.NotNil(err, "error pushing non-strict ref (bad basename)")
// non-strict ref (chart name), with strict mode disabled
_, err = suite.RegistryClient.Push(chartData, ref, PushOptStrictMode(false))
suite.Nil(err, "no error pushing non-strict ref (bad basename), with strict mode disabled")
// non-strict ref (chart version)
ref = fmt.Sprintf("%s/testrepo/%s:latest", suite.DockerRegistryHost, meta.Name)
_, err = suite.RegistryClient.Push(chartData, ref)
suite.NotNil(err, "error pushing non-strict ref (bad tag)")
// non-strict ref (chart version), with strict mode disabled
_, err = suite.RegistryClient.Push(chartData, ref, PushOptStrictMode(false))
suite.Nil(err, "no error pushing non-strict ref (bad tag), with strict mode disabled")
// basic push, good ref
chartData, err = ioutil.ReadFile("../downloader/testdata/local-subchart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err = extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
_, err = suite.RegistryClient.Push(chartData, ref)
suite.Nil(err, "no error pushing good ref")
_, err = suite.RegistryClient.Pull(ref)
suite.Nil(err, "no error pulling a simple chart")
// Load another test chart
chartData, err = ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err = extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
// Load prov file
provData, err := ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz.prov")
suite.Nil(err, "no error loading test prov")
// push with prov
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
result, err := suite.RegistryClient.Push(chartData, ref, PushOptProvData(provData))
suite.Nil(err, "no error pushing good ref with prov")
_, err = suite.RegistryClient.Pull(ref)
suite.Nil(err, "no error pulling a simple chart")
// Validate the output
// Note: these digests/sizes etc may change if the test chart/prov files are modified,
// or if the format of the OCI manifest changes
suite.Equal(ref, result.Ref)
suite.Equal(meta.Name, result.Chart.Meta.Name)
suite.Equal(meta.Version, result.Chart.Meta.Version)
suite.Equal(int64(512), result.Manifest.Size)
suite.Equal(int64(99), result.Config.Size)
suite.Equal(int64(973), result.Chart.Size)
suite.Equal(int64(695), result.Prov.Size)
suite.Equal(
"sha256:af4c20a1df1431495e673c14ecfa3a2ba24839a7784349d6787cd67957392e83",
result.Manifest.Digest)
suite.Equal(
"sha256:8d17cb6bf6ccd8c29aace9a658495cbd5e2e87fc267876e86117c7db681c9580",
result.Config.Digest)
suite.Equal(
"sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55",
result.Chart.Digest)
suite.Equal(
"sha256:b0a02b7412f78ae93324d48df8fcc316d8482e5ad7827b5b238657a29a22f256",
result.Prov.Digest)
testPush(&suite.TestSuite)
}
func (suite *RegistryClientTestSuite) Test_2_Pull() {
// bad/missing ref
ref := fmt.Sprintf("%s/testrepo/no-existy:1.2.3", suite.DockerRegistryHost)
_, err := suite.RegistryClient.Pull(ref)
suite.NotNil(err, "error on bad/missing ref")
// Load test chart (to build ref pushed in previous test)
chartData, err := ioutil.ReadFile("../downloader/testdata/local-subchart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err := extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
// Simple pull, chart only
_, err = suite.RegistryClient.Pull(ref)
suite.Nil(err, "no error pulling a simple chart")
// Simple pull with prov (no prov uploaded)
_, err = suite.RegistryClient.Pull(ref, PullOptWithProv(true))
suite.NotNil(err, "error pulling a chart with prov when no prov exists")
// Simple pull with prov, ignoring missing prov
_, err = suite.RegistryClient.Pull(ref,
PullOptWithProv(true),
PullOptIgnoreMissingProv(true))
suite.Nil(err,
"no error pulling a chart with prov when no prov exists, ignoring missing")
// Load test chart (to build ref pushed in previous test)
chartData, err = ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err = extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
// Load prov file
provData, err := ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz.prov")
suite.Nil(err, "no error loading test prov")
// no chart and no prov causes error
_, err = suite.RegistryClient.Pull(ref,
PullOptWithChart(false),
PullOptWithProv(false))
suite.NotNil(err, "error on both no chart and no prov")
// full pull with chart and prov
result, err := suite.RegistryClient.Pull(ref, PullOptWithProv(true))
suite.Nil(err, "no error pulling a chart with prov")
// Validate the output
// Note: these digests/sizes etc may change if the test chart/prov files are modified,
// or if the format of the OCI manifest changes
suite.Equal(ref, result.Ref)
suite.Equal(meta.Name, result.Chart.Meta.Name)
suite.Equal(meta.Version, result.Chart.Meta.Version)
suite.Equal(int64(512), result.Manifest.Size)
suite.Equal(int64(99), result.Config.Size)
suite.Equal(int64(973), result.Chart.Size)
suite.Equal(int64(695), result.Prov.Size)
suite.Equal(
"sha256:af4c20a1df1431495e673c14ecfa3a2ba24839a7784349d6787cd67957392e83",
result.Manifest.Digest)
suite.Equal(
"sha256:8d17cb6bf6ccd8c29aace9a658495cbd5e2e87fc267876e86117c7db681c9580",
result.Config.Digest)
suite.Equal(
"sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55",
result.Chart.Digest)
suite.Equal(
"sha256:b0a02b7412f78ae93324d48df8fcc316d8482e5ad7827b5b238657a29a22f256",
result.Prov.Digest)
suite.Equal("{\"schemaVersion\":2,\"config\":{\"mediaType\":\"application/vnd.cncf.helm.config.v1+json\",\"digest\":\"sha256:8d17cb6bf6ccd8c29aace9a658495cbd5e2e87fc267876e86117c7db681c9580\",\"size\":99},\"layers\":[{\"mediaType\":\"application/vnd.cncf.helm.chart.provenance.v1.prov\",\"digest\":\"sha256:b0a02b7412f78ae93324d48df8fcc316d8482e5ad7827b5b238657a29a22f256\",\"size\":695},{\"mediaType\":\"application/vnd.cncf.helm.chart.content.v1.tar+gzip\",\"digest\":\"sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55\",\"size\":973}]}",
string(result.Manifest.Data))
suite.Equal("{\"name\":\"signtest\",\"version\":\"0.1.0\",\"description\":\"A Helm chart for Kubernetes\",\"apiVersion\":\"v1\"}",
string(result.Config.Data))
suite.Equal(chartData, result.Chart.Data)
suite.Equal(provData, result.Prov.Data)
testPull(&suite.TestSuite)
}
func (suite *RegistryClientTestSuite) Test_3_Tags() {
// Load test chart (to build ref pushed in previous test)
chartData, err := ioutil.ReadFile("../downloader/testdata/local-subchart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err := extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref := fmt.Sprintf("%s/testrepo/%s", suite.DockerRegistryHost, meta.Name)
// Query for tags and validate length
tags, err := suite.RegistryClient.Tags(ref)
suite.Nil(err, "no error retrieving tags")
suite.Equal(1, len(tags))
testTags(&suite.TestSuite)
}
func (suite *RegistryClientTestSuite) Test_4_Logout() {
@ -331,43 +95,3 @@ func (suite *RegistryClientTestSuite) Test_5_ManInTheMiddle() {
func TestRegistryClientTestSuite(t *testing.T) {
suite.Run(t, new(RegistryClientTestSuite))
}
func initCompromisedRegistryTestServer() string {
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if strings.Contains(r.URL.Path, "manifests") {
w.Header().Set("Content-Type", "application/vnd.oci.image.manifest.v1+json")
w.WriteHeader(200)
// layers[0] is the blob []byte("a")
w.Write([]byte(
fmt.Sprintf(`{ "schemaVersion": 2, "config": {
"mediaType": "%s",
"digest": "sha256:a705ee2789ab50a5ba20930f246dbd5cc01ff9712825bb98f57ee8414377f133",
"size": 181
},
"layers": [
{
"mediaType": "%s",
"digest": "sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb",
"size": 1
}
]
}`, ConfigMediaType, ChartLayerMediaType)))
} else if r.URL.Path == "/v2/testrepo/supposedlysafechart/blobs/sha256:a705ee2789ab50a5ba20930f246dbd5cc01ff9712825bb98f57ee8414377f133" {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(200)
w.Write([]byte("{\"name\":\"mychart\",\"version\":\"0.1.0\",\"description\":\"A Helm chart for Kubernetes\\n" +
"an 'application' or a 'library' chart.\",\"apiVersion\":\"v2\",\"appVersion\":\"1.16.0\",\"type\":" +
"\"application\"}"))
} else if r.URL.Path == "/v2/testrepo/supposedlysafechart/blobs/sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb" {
w.Header().Set("Content-Type", ChartLayerMediaType)
w.WriteHeader(200)
w.Write([]byte("b"))
} else {
w.WriteHeader(500)
}
}))
u, _ := url.Parse(s.URL)
return fmt.Sprintf("localhost:%s", u.Port())
}

81
pkg/registry/client_tls_test.go
Unescape View File

@ -0,0 +1,81 @@
/*
Copyright The Helm Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package registry
import (
"os"
"testing"
"github.com/stretchr/testify/suite"
)
type TLSRegistryClientTestSuite struct {
TestSuite
}
func (suite *TLSRegistryClientTestSuite) SetupSuite() {
// init test client
dockerRegistry := setup(&suite.TestSuite, true, false)
// Start Docker registry
go dockerRegistry.ListenAndServe()
}
func (suite *TLSRegistryClientTestSuite) TearDownSuite() {
os.RemoveAll(suite.WorkspaceDir)
}
func (suite *TLSRegistryClientTestSuite) Test_0_Login() {
err := suite.RegistryClient.Login(suite.DockerRegistryHost,
LoginOptBasicAuth("badverybad", "ohsobad"),
LoginOptTLSClientConfig(tlsCert, tlsKey, tlsCA))
suite.NotNil(err, "error logging into registry with bad credentials")
err = suite.RegistryClient.Login(suite.DockerRegistryHost,
LoginOptBasicAuth(testUsername, testPassword),
LoginOptTLSClientConfig(tlsCert, tlsKey, tlsCA))
suite.Nil(err, "no error logging into registry with good credentials")
err = suite.RegistryClient.Login(suite.DockerRegistryHost,
LoginOptBasicAuth(testUsername, testPassword),
LoginOptTLSClientConfig(tlsCert, tlsKey, tlsCA))
suite.Nil(err, "no error logging into registry with good credentials, insecure mode")
}
func (suite *TLSRegistryClientTestSuite) Test_1_Push() {
testPush(&suite.TestSuite)
}
func (suite *TLSRegistryClientTestSuite) Test_2_Pull() {
testPull(&suite.TestSuite)
}
func (suite *TLSRegistryClientTestSuite) Test_3_Tags() {
testTags(&suite.TestSuite)
}
func (suite *TLSRegistryClientTestSuite) Test_4_Logout() {
err := suite.RegistryClient.Logout("this-host-aint-real:5000")
suite.NotNil(err, "error logging out of registry that has no entry")
err = suite.RegistryClient.Logout(suite.DockerRegistryHost)
suite.Nil(err, "no error logging out of registry")
}
func TestTLSRegistryClientTestSuite(t *testing.T) {
suite.Run(t, new(TLSRegistryClientTestSuite))
}

21
pkg/registry/testdata/tls/ca-cert.pem vendored
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@ -0,0 +1,21 @@
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

22
pkg/registry/testdata/tls/client-cert.pem vendored
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@ -0,0 +1,22 @@
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

28
pkg/registry/testdata/tls/client-key.pem vendored
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@ -0,0 +1,28 @@
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----

22
pkg/registry/testdata/tls/server-cert.pem vendored
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@ -0,0 +1,22 @@
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

28
pkg/registry/testdata/tls/server-key.pem vendored
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@ -0,0 +1,28 @@
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----

26
pkg/registry/util.go
Unescape View File

@ -21,6 +21,7 @@ import (
"context"
"fmt"
"io"
"net/http"
"strings"
"github.com/Masterminds/semver/v3"
@ -29,6 +30,7 @@ import (
orascontext "oras.land/oras-go/pkg/context"
"oras.land/oras-go/pkg/registry"
"helm.sh/helm/v3/internal/tlsutil"
"helm.sh/helm/v3/pkg/chart"
"helm.sh/helm/v3/pkg/chart/loader"
)
@ -129,3 +131,27 @@ func parseReference(raw string) (registry.Reference, error) {
return registry.ParseReference(raw)
}
// NewRegistryClientWithTLS is a helper function to create a new registry client with TLS enabled.
func NewRegistryClientWithTLS(out io.Writer, certFile, keyFile, caFile string, insecureSkipTLSverify bool, registryConfig string, debug bool) (*Client, error) {
tlsConf, err := tlsutil.NewClientTLS(certFile, keyFile, caFile, insecureSkipTLSverify)
if err != nil {
return nil, fmt.Errorf("can't create TLS config for client: %s", err)
}
// Create a new registry client
registryClient, err := NewClient(
ClientOptDebug(debug),
ClientOptEnableCache(true),
ClientOptWriter(out),
ClientOptCredentialsFile(registryConfig),
ClientOptHTTPClient(&http.Client{
Transport: &http.Transport{
TLSClientConfig: tlsConf,
},
}),
)
if err != nil {
return nil, err
}
return registryClient, nil
}

371
pkg/registry/utils_test.go
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@ -0,0 +1,371 @@
/*
Copyright The Helm Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package registry
import (
"bytes"
"context"
"crypto/tls"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"net/url"
"os"
"path/filepath"
"strings"
"time"
"github.com/distribution/distribution/v3/configuration"
"github.com/distribution/distribution/v3/registry"
_ "github.com/distribution/distribution/v3/registry/auth/htpasswd"
_ "github.com/distribution/distribution/v3/registry/storage/driver/inmemory"
"github.com/phayes/freeport"
"github.com/stretchr/testify/suite"
"golang.org/x/crypto/bcrypt"
"helm.sh/helm/v3/internal/tlsutil"
)
const (
tlsServerKey = "./testdata/tls/server-key.pem"
tlsServerCert = "./testdata/tls/server-cert.pem"
tlsCA = "./testdata/tls/ca-cert.pem"
tlsKey = "./testdata/tls/client-key.pem"
tlsCert = "./testdata/tls/client-cert.pem"
)
var (
testWorkspaceDir = "helm-registry-test"
testHtpasswdFileBasename = "authtest.htpasswd"
testUsername = "myuser"
testPassword = "mypass"
)
type TestSuite struct {
suite.Suite
Out io.Writer
DockerRegistryHost string
CompromisedRegistryHost string
WorkspaceDir string
RegistryClient *Client
}
func setup(suite *TestSuite, tlsEnabled bool, insecure bool) *registry.Registry {
suite.WorkspaceDir = testWorkspaceDir
os.RemoveAll(suite.WorkspaceDir)
os.Mkdir(suite.WorkspaceDir, 0700)
var (
out bytes.Buffer
err error
)
suite.Out = &out
credentialsFile := filepath.Join(suite.WorkspaceDir, CredentialsFileBasename)
// init test client
if tlsEnabled {
var tlsConf *tls.Config
tlsConf, err = tlsutil.NewClientTLS(tlsCert, tlsKey, tlsCA, insecure)
httpClient := &http.Client{
Transport: &http.Transport{
TLSClientConfig: tlsConf,
},
}
suite.Nil(err, "no error loading tlsconfog")
suite.RegistryClient, err = NewClient(
ClientOptDebug(true),
ClientOptEnableCache(true),
ClientOptWriter(suite.Out),
ClientOptCredentialsFile(credentialsFile),
ClientOptHTTPClient(httpClient),
)
} else {
suite.RegistryClient, err = NewClient(
ClientOptDebug(true),
ClientOptEnableCache(true),
ClientOptWriter(suite.Out),
ClientOptCredentialsFile(credentialsFile),
)
}
suite.Nil(err, "no error creating registry client")
// create htpasswd file (w BCrypt, which is required)
pwBytes, err := bcrypt.GenerateFromPassword([]byte(testPassword), bcrypt.DefaultCost)
suite.Nil(err, "no error generating bcrypt password for test htpasswd file")
htpasswdPath := filepath.Join(suite.WorkspaceDir, testHtpasswdFileBasename)
err = ioutil.WriteFile(htpasswdPath, []byte(fmt.Sprintf("%s:%s\n", testUsername, string(pwBytes))), 0644)
suite.Nil(err, "no error creating test htpasswd file")
// Registry config
config := &configuration.Configuration{}
port, err := freeport.GetFreePort()
suite.Nil(err, "no error finding free port for test registry")
if tlsEnabled {
// docker has "MatchLocalhost is a host match function which returns true for
// localhost, and is used to enforce http for localhost requests."
// That function does not handle matching of ip addresses in octal,
// decimal or hex form.
suite.DockerRegistryHost = fmt.Sprintf("0x7f000001:%d", port)
} else {
suite.DockerRegistryHost = fmt.Sprintf("localhost:%d", port)
}
config.HTTP.Addr = fmt.Sprintf(":%d", port)
// config.HTTP.Addr = fmt.Sprintf("127.0.0.1:%d", port)
config.HTTP.DrainTimeout = time.Duration(10) * time.Second
config.Storage = map[string]configuration.Parameters{"inmemory": map[string]interface{}{}}
config.Auth = configuration.Auth{
"htpasswd": configuration.Parameters{
"realm": "localhost",
"path": htpasswdPath,
},
}
// config tls
if tlsEnabled {
// TLS config
// this set tlsConf.ClientAuth = tls.RequireAndVerifyClientCert in the
// server tls config
config.HTTP.TLS.Certificate = tlsServerCert
config.HTTP.TLS.Key = tlsServerKey
config.HTTP.TLS.ClientCAs = []string{tlsCA}
}
dockerRegistry, err := registry.NewRegistry(context.Background(), config)
suite.Nil(err, "no error creating test registry")
suite.CompromisedRegistryHost = initCompromisedRegistryTestServer()
return dockerRegistry
}
func initCompromisedRegistryTestServer() string {
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if strings.Contains(r.URL.Path, "manifests") {
w.Header().Set("Content-Type", "application/vnd.oci.image.manifest.v1+json")
w.WriteHeader(200)
// layers[0] is the blob []byte("a")
w.Write([]byte(
fmt.Sprintf(`{ "schemaVersion": 2, "config": {
"mediaType": "%s",
"digest": "sha256:a705ee2789ab50a5ba20930f246dbd5cc01ff9712825bb98f57ee8414377f133",
"size": 181
},
"layers": [
{
"mediaType": "%s",
"digest": "sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb",
"size": 1
}
]
}`, ConfigMediaType, ChartLayerMediaType)))
} else if r.URL.Path == "/v2/testrepo/supposedlysafechart/blobs/sha256:a705ee2789ab50a5ba20930f246dbd5cc01ff9712825bb98f57ee8414377f133" {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(200)
w.Write([]byte("{\"name\":\"mychart\",\"version\":\"0.1.0\",\"description\":\"A Helm chart for Kubernetes\\n" +
"an 'application' or a 'library' chart.\",\"apiVersion\":\"v2\",\"appVersion\":\"1.16.0\",\"type\":" +
"\"application\"}"))
} else if r.URL.Path == "/v2/testrepo/supposedlysafechart/blobs/sha256:ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb" {
w.Header().Set("Content-Type", ChartLayerMediaType)
w.WriteHeader(200)
w.Write([]byte("b"))
} else {
w.WriteHeader(500)
}
}))
u, _ := url.Parse(s.URL)
return fmt.Sprintf("localhost:%s", u.Port())
}
func testPush(suite *TestSuite) {
// Bad bytes
ref := fmt.Sprintf("%s/testrepo/testchart:1.2.3", suite.DockerRegistryHost)
_, err := suite.RegistryClient.Push([]byte("hello"), ref)
suite.NotNil(err, "error pushing non-chart bytes")
// Load a test chart
chartData, err := ioutil.ReadFile("../repo/repotest/testdata/examplechart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err := extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
// non-strict ref (chart name)
ref = fmt.Sprintf("%s/testrepo/boop:%s", suite.DockerRegistryHost, meta.Version)
_, err = suite.RegistryClient.Push(chartData, ref)
suite.NotNil(err, "error pushing non-strict ref (bad basename)")
// non-strict ref (chart name), with strict mode disabled
_, err = suite.RegistryClient.Push(chartData, ref, PushOptStrictMode(false))
suite.Nil(err, "no error pushing non-strict ref (bad basename), with strict mode disabled")
// non-strict ref (chart version)
ref = fmt.Sprintf("%s/testrepo/%s:latest", suite.DockerRegistryHost, meta.Name)
_, err = suite.RegistryClient.Push(chartData, ref)
suite.NotNil(err, "error pushing non-strict ref (bad tag)")
// non-strict ref (chart version), with strict mode disabled
_, err = suite.RegistryClient.Push(chartData, ref, PushOptStrictMode(false))
suite.Nil(err, "no error pushing non-strict ref (bad tag), with strict mode disabled")
// basic push, good ref
chartData, err = ioutil.ReadFile("../downloader/testdata/local-subchart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err = extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
_, err = suite.RegistryClient.Push(chartData, ref)
suite.Nil(err, "no error pushing good ref")
_, err = suite.RegistryClient.Pull(ref)
suite.Nil(err, "no error pulling a simple chart")
// Load another test chart
chartData, err = ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err = extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
// Load prov file
provData, err := ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz.prov")
suite.Nil(err, "no error loading test prov")
// push with prov
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
result, err := suite.RegistryClient.Push(chartData, ref, PushOptProvData(provData))
suite.Nil(err, "no error pushing good ref with prov")
_, err = suite.RegistryClient.Pull(ref)
suite.Nil(err, "no error pulling a simple chart")
// Validate the output
// Note: these digests/sizes etc may change if the test chart/prov files are modified,
// or if the format of the OCI manifest changes
suite.Equal(ref, result.Ref)
suite.Equal(meta.Name, result.Chart.Meta.Name)
suite.Equal(meta.Version, result.Chart.Meta.Version)
suite.Equal(int64(512), result.Manifest.Size)
suite.Equal(int64(99), result.Config.Size)
suite.Equal(int64(973), result.Chart.Size)
suite.Equal(int64(695), result.Prov.Size)
suite.Equal(
"sha256:af4c20a1df1431495e673c14ecfa3a2ba24839a7784349d6787cd67957392e83",
result.Manifest.Digest)
suite.Equal(
"sha256:8d17cb6bf6ccd8c29aace9a658495cbd5e2e87fc267876e86117c7db681c9580",
result.Config.Digest)
suite.Equal(
"sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55",
result.Chart.Digest)
suite.Equal(
"sha256:b0a02b7412f78ae93324d48df8fcc316d8482e5ad7827b5b238657a29a22f256",
result.Prov.Digest)
}
func testPull(suite *TestSuite) {
// bad/missing ref
ref := fmt.Sprintf("%s/testrepo/no-existy:1.2.3", suite.DockerRegistryHost)
_, err := suite.RegistryClient.Pull(ref)
suite.NotNil(err, "error on bad/missing ref")
// Load test chart (to build ref pushed in previous test)
chartData, err := ioutil.ReadFile("../downloader/testdata/local-subchart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err := extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
// Simple pull, chart only
_, err = suite.RegistryClient.Pull(ref)
suite.Nil(err, "no error pulling a simple chart")
// Simple pull with prov (no prov uploaded)
_, err = suite.RegistryClient.Pull(ref, PullOptWithProv(true))
suite.NotNil(err, "error pulling a chart with prov when no prov exists")
// Simple pull with prov, ignoring missing prov
_, err = suite.RegistryClient.Pull(ref,
PullOptWithProv(true),
PullOptIgnoreMissingProv(true))
suite.Nil(err,
"no error pulling a chart with prov when no prov exists, ignoring missing")
// Load test chart (to build ref pushed in previous test)
chartData, err = ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err = extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref = fmt.Sprintf("%s/testrepo/%s:%s", suite.DockerRegistryHost, meta.Name, meta.Version)
// Load prov file
provData, err := ioutil.ReadFile("../downloader/testdata/signtest-0.1.0.tgz.prov")
suite.Nil(err, "no error loading test prov")
// no chart and no prov causes error
_, err = suite.RegistryClient.Pull(ref,
PullOptWithChart(false),
PullOptWithProv(false))
suite.NotNil(err, "error on both no chart and no prov")
// full pull with chart and prov
result, err := suite.RegistryClient.Pull(ref, PullOptWithProv(true))
suite.Nil(err, "no error pulling a chart with prov")
// Validate the output
// Note: these digests/sizes etc may change if the test chart/prov files are modified,
// or if the format of the OCI manifest changes
suite.Equal(ref, result.Ref)
suite.Equal(meta.Name, result.Chart.Meta.Name)
suite.Equal(meta.Version, result.Chart.Meta.Version)
suite.Equal(int64(512), result.Manifest.Size)
suite.Equal(int64(99), result.Config.Size)
suite.Equal(int64(973), result.Chart.Size)
suite.Equal(int64(695), result.Prov.Size)
suite.Equal(
"sha256:af4c20a1df1431495e673c14ecfa3a2ba24839a7784349d6787cd67957392e83",
result.Manifest.Digest)
suite.Equal(
"sha256:8d17cb6bf6ccd8c29aace9a658495cbd5e2e87fc267876e86117c7db681c9580",
result.Config.Digest)
suite.Equal(
"sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55",
result.Chart.Digest)
suite.Equal(
"sha256:b0a02b7412f78ae93324d48df8fcc316d8482e5ad7827b5b238657a29a22f256",
result.Prov.Digest)
suite.Equal("{\"schemaVersion\":2,\"config\":{\"mediaType\":\"application/vnd.cncf.helm.config.v1+json\",\"digest\":\"sha256:8d17cb6bf6ccd8c29aace9a658495cbd5e2e87fc267876e86117c7db681c9580\",\"size\":99},\"layers\":[{\"mediaType\":\"application/vnd.cncf.helm.chart.provenance.v1.prov\",\"digest\":\"sha256:b0a02b7412f78ae93324d48df8fcc316d8482e5ad7827b5b238657a29a22f256\",\"size\":695},{\"mediaType\":\"application/vnd.cncf.helm.chart.content.v1.tar+gzip\",\"digest\":\"sha256:e5ef611620fb97704d8751c16bab17fedb68883bfb0edc76f78a70e9173f9b55\",\"size\":973}]}",
string(result.Manifest.Data))
suite.Equal("{\"name\":\"signtest\",\"version\":\"0.1.0\",\"description\":\"A Helm chart for Kubernetes\",\"apiVersion\":\"v1\"}",
string(result.Config.Data))
suite.Equal(chartData, result.Chart.Data)
suite.Equal(provData, result.Prov.Data)
}
func testTags(suite *TestSuite) {
// Load test chart (to build ref pushed in previous test)
chartData, err := ioutil.ReadFile("../downloader/testdata/local-subchart-0.1.0.tgz")
suite.Nil(err, "no error loading test chart")
meta, err := extractChartMeta(chartData)
suite.Nil(err, "no error extracting chart meta")
ref := fmt.Sprintf("%s/testrepo/%s", suite.DockerRegistryHost, meta.Name)
// Query for tags and validate length
tags, err := suite.RegistryClient.Tags(ref)
suite.Nil(err, "no error retrieving tags")
suite.Equal(1, len(tags))
}

4
pkg/repo/repotest/server.go
Unescape View File

@ -360,6 +360,7 @@ func (s *Server) Start() {
func (s *Server) StartTLS() {
cd := "../../testdata"
ca, pub, priv := filepath.Join(cd, "rootca.crt"), filepath.Join(cd, "crt.pem"), filepath.Join(cd, "key.pem")
insecure := false
s.srv = httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if s.middleware != nil {
@ -367,7 +368,7 @@ func (s *Server) StartTLS() {
}
http.FileServer(http.Dir(s.Root())).ServeHTTP(w, r)
}))
tlsConf, err := tlsutil.NewClientTLS(pub, priv, ca)
tlsConf, err := tlsutil.NewClientTLS(pub, priv, ca, insecure)
if err != nil {
panic(err)
}
@ -400,6 +401,7 @@ func (s *Server) Stop() {
// URL returns the URL of the server.
//
// Example:
//
// http://localhost:1776
func (s *Server) URL() string {
return s.srv.URL

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