mirror of https://github.com/docker/cli.git
cli: Split out GetNotaryRepository and associated functions
Split these into cli/trust so that other commands can make use of them. Signed-off-by: Aaron Lehmann <aaron.lehmann@docker.com>
This commit is contained in:
Aaron Lehmann
parent
4a5426ef16
commit
639f97daea
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@ -6,43 +6,22 @@ import (
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"errors"
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"fmt"
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"io"
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"net"
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"net/http"
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"net/url"
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"os"
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"path"
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"path/filepath"
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"sort"
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"time"
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"golang.org/x/net/context"
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"github.com/Sirupsen/logrus"
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"github.com/docker/distribution/digest"
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"github.com/docker/distribution/registry/client/auth"
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"github.com/docker/distribution/registry/client/auth/challenge"
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"github.com/docker/distribution/registry/client/transport"
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"github.com/docker/docker/api/types"
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registrytypes "github.com/docker/docker/api/types/registry"
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"github.com/docker/docker/cli/command"
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"github.com/docker/docker/cliconfig"
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"github.com/docker/docker/cli/trust"
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"github.com/docker/docker/distribution"
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"github.com/docker/docker/pkg/jsonmessage"
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"github.com/docker/docker/reference"
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"github.com/docker/docker/registry"
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"github.com/docker/go-connections/tlsconfig"
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"github.com/docker/notary"
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"github.com/docker/notary/client"
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"github.com/docker/notary/passphrase"
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"github.com/docker/notary/storage"
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"github.com/docker/notary/trustmanager"
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"github.com/docker/notary/trustpinning"
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"github.com/docker/notary/tuf/data"
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"github.com/docker/notary/tuf/signed"
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)
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var (
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releasesRole = path.Join(data.CanonicalTargetsRole, "releases")
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)
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type target struct {
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@ -118,7 +97,7 @@ func trustedPush(ctx context.Context, cli *command.DockerCli, repoInfo *registry
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fmt.Fprintln(cli.Out(), "Signing and pushing trust metadata")
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repo, err := GetNotaryRepository(cli, repoInfo, authConfig, "push", "pull")
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repo, err := trust.GetNotaryRepository(cli, repoInfo, authConfig, "push", "pull")
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if err != nil {
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fmt.Fprintf(cli.Out(), "Error establishing connection to notary repository: %s\n", err)
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return err
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@ -145,7 +124,7 @@ func trustedPush(ctx context.Context, cli *command.DockerCli, repoInfo *registry
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// Initialize the notary repository with a remotely managed snapshot key
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if err := repo.Initialize([]string{rootKeyID}, data.CanonicalSnapshotRole); err != nil {
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return notaryError(repoInfo.FullName(), err)
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return trust.NotaryError(repoInfo.FullName(), err)
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}
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fmt.Fprintf(cli.Out(), "Finished initializing %q\n", repoInfo.FullName())
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err = repo.AddTarget(target, data.CanonicalTargetsRole)
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@ -153,7 +132,7 @@ func trustedPush(ctx context.Context, cli *command.DockerCli, repoInfo *registry
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// already initialized and we have successfully downloaded the latest metadata
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err = addTargetToAllSignableRoles(repo, target)
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default:
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return notaryError(repoInfo.FullName(), err)
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return trust.NotaryError(repoInfo.FullName(), err)
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}
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if err == nil {
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@ -162,7 +141,7 @@ func trustedPush(ctx context.Context, cli *command.DockerCli, repoInfo *registry
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if err != nil {
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fmt.Fprintf(cli.Out(), "Failed to sign %q:%s - %s\n", repoInfo.FullName(), tag, err.Error())
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return notaryError(repoInfo.FullName(), err)
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return trust.NotaryError(repoInfo.FullName(), err)
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}
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fmt.Fprintf(cli.Out(), "Successfully signed %q:%s\n", repoInfo.FullName(), tag)
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@ -235,7 +214,7 @@ func imagePushPrivileged(ctx context.Context, cli *command.DockerCli, authConfig
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func trustedPull(ctx context.Context, cli *command.DockerCli, repoInfo *registry.RepositoryInfo, ref reference.Named, authConfig types.AuthConfig, requestPrivilege types.RequestPrivilegeFunc) error {
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var refs []target
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notaryRepo, err := GetNotaryRepository(cli, repoInfo, authConfig, "pull")
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notaryRepo, err := trust.GetNotaryRepository(cli, repoInfo, authConfig, "pull")
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if err != nil {
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fmt.Fprintf(cli.Out(), "Error establishing connection to trust repository: %s\n", err)
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return err
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@ -243,9 +222,9 @@ func trustedPull(ctx context.Context, cli *command.DockerCli, repoInfo *registry
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if tagged, isTagged := ref.(reference.NamedTagged); !isTagged {
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// List all targets
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targets, err := notaryRepo.ListTargets(releasesRole, data.CanonicalTargetsRole)
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targets, err := notaryRepo.ListTargets(trust.ReleasesRole, data.CanonicalTargetsRole)
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if err != nil {
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return notaryError(repoInfo.FullName(), err)
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return trust.NotaryError(repoInfo.FullName(), err)
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}
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for _, tgt := range targets {
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t, err := convertTarget(tgt.Target)
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@ -255,23 +234,23 @@ func trustedPull(ctx context.Context, cli *command.DockerCli, repoInfo *registry
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}
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// Only list tags in the top level targets role or the releases delegation role - ignore
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// all other delegation roles
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if tgt.Role != releasesRole && tgt.Role != data.CanonicalTargetsRole {
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if tgt.Role != trust.ReleasesRole && tgt.Role != data.CanonicalTargetsRole {
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continue
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}
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refs = append(refs, t)
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}
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if len(refs) == 0 {
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return notaryError(repoInfo.FullName(), fmt.Errorf("No trusted tags for %s", repoInfo.FullName()))
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return trust.NotaryError(repoInfo.FullName(), fmt.Errorf("No trusted tags for %s", repoInfo.FullName()))
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}
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} else {
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t, err := notaryRepo.GetTargetByName(tagged.Tag(), releasesRole, data.CanonicalTargetsRole)
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t, err := notaryRepo.GetTargetByName(tagged.Tag(), trust.ReleasesRole, data.CanonicalTargetsRole)
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if err != nil {
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return notaryError(repoInfo.FullName(), err)
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return trust.NotaryError(repoInfo.FullName(), err)
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}
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// Only get the tag if it's in the top level targets role or the releases delegation role
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// ignore it if it's in any other delegation roles
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if t.Role != releasesRole && t.Role != data.CanonicalTargetsRole {
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return notaryError(repoInfo.FullName(), fmt.Errorf("No trust data for %s", tagged.Tag()))
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if t.Role != trust.ReleasesRole && t.Role != data.CanonicalTargetsRole {
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return trust.NotaryError(repoInfo.FullName(), fmt.Errorf("No trust data for %s", tagged.Tag()))
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}
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logrus.Debugf("retrieving target for %s role\n", t.Role)
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@ -335,159 +314,6 @@ func imagePullPrivileged(ctx context.Context, cli *command.DockerCli, authConfig
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return jsonmessage.DisplayJSONMessagesToStream(responseBody, cli.Out(), nil)
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}
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func trustDirectory() string {
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return filepath.Join(cliconfig.ConfigDir(), "trust")
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}
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// certificateDirectory returns the directory containing
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// TLS certificates for the given server. An error is
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// returned if there was an error parsing the server string.
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func certificateDirectory(server string) (string, error) {
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u, err := url.Parse(server)
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if err != nil {
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return "", err
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}
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return filepath.Join(cliconfig.ConfigDir(), "tls", u.Host), nil
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}
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func trustServer(index *registrytypes.IndexInfo) (string, error) {
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if s := os.Getenv("DOCKER_CONTENT_TRUST_SERVER"); s != "" {
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urlObj, err := url.Parse(s)
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if err != nil || urlObj.Scheme != "https" {
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return "", fmt.Errorf("valid https URL required for trust server, got %s", s)
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}
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return s, nil
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}
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if index.Official {
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return registry.NotaryServer, nil
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}
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return "https://" + index.Name, nil
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}
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type simpleCredentialStore struct {
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auth types.AuthConfig
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}
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func (scs simpleCredentialStore) Basic(u *url.URL) (string, string) {
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return scs.auth.Username, scs.auth.Password
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}
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func (scs simpleCredentialStore) RefreshToken(u *url.URL, service string) string {
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return scs.auth.IdentityToken
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}
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func (scs simpleCredentialStore) SetRefreshToken(*url.URL, string, string) {
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}
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// GetNotaryRepository returns a NotaryRepository which stores all the
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// information needed to operate on a notary repository.
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// It creates an HTTP transport providing authentication support.
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// TODO: move this too
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func GetNotaryRepository(streams command.Streams, repoInfo *registry.RepositoryInfo, authConfig types.AuthConfig, actions ...string) (*client.NotaryRepository, error) {
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server, err := trustServer(repoInfo.Index)
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if err != nil {
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return nil, err
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}
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var cfg = tlsconfig.ClientDefault()
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cfg.InsecureSkipVerify = !repoInfo.Index.Secure
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// Get certificate base directory
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certDir, err := certificateDirectory(server)
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if err != nil {
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return nil, err
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}
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logrus.Debugf("reading certificate directory: %s", certDir)
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if err := registry.ReadCertsDirectory(cfg, certDir); err != nil {
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return nil, err
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}
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base := &http.Transport{
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Proxy: http.ProxyFromEnvironment,
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Dial: (&net.Dialer{
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Timeout: 30 * time.Second,
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KeepAlive: 30 * time.Second,
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DualStack: true,
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}).Dial,
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TLSHandshakeTimeout: 10 * time.Second,
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TLSClientConfig: cfg,
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DisableKeepAlives: true,
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}
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// Skip configuration headers since request is not going to Docker daemon
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modifiers := registry.DockerHeaders(command.UserAgent(), http.Header{})
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authTransport := transport.NewTransport(base, modifiers...)
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pingClient := &http.Client{
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Transport: authTransport,
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Timeout: 5 * time.Second,
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}
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endpointStr := server + "/v2/"
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req, err := http.NewRequest("GET", endpointStr, nil)
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if err != nil {
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return nil, err
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}
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challengeManager := challenge.NewSimpleManager()
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resp, err := pingClient.Do(req)
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if err != nil {
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// Ignore error on ping to operate in offline mode
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logrus.Debugf("Error pinging notary server %q: %s", endpointStr, err)
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} else {
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defer resp.Body.Close()
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// Add response to the challenge manager to parse out
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// authentication header and register authentication method
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if err := challengeManager.AddResponse(resp); err != nil {
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return nil, err
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}
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}
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creds := simpleCredentialStore{auth: authConfig}
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tokenHandler := auth.NewTokenHandler(authTransport, creds, repoInfo.FullName(), actions...)
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basicHandler := auth.NewBasicHandler(creds)
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modifiers = append(modifiers, transport.RequestModifier(auth.NewAuthorizer(challengeManager, tokenHandler, basicHandler)))
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tr := transport.NewTransport(base, modifiers...)
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return client.NewNotaryRepository(
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trustDirectory(),
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repoInfo.FullName(),
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server,
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tr,
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getPassphraseRetriever(streams),
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trustpinning.TrustPinConfig{})
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}
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func getPassphraseRetriever(streams command.Streams) notary.PassRetriever {
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aliasMap := map[string]string{
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"root": "root",
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"snapshot": "repository",
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"targets": "repository",
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"default": "repository",
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}
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baseRetriever := passphrase.PromptRetrieverWithInOut(streams.In(), streams.Out(), aliasMap)
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env := map[string]string{
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"root": os.Getenv("DOCKER_CONTENT_TRUST_ROOT_PASSPHRASE"),
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"snapshot": os.Getenv("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE"),
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"targets": os.Getenv("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE"),
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"default": os.Getenv("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE"),
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}
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return func(keyName string, alias string, createNew bool, numAttempts int) (string, bool, error) {
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if v := env[alias]; v != "" {
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return v, numAttempts > 1, nil
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}
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// For non-root roles, we can also try the "default" alias if it is specified
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if v := env["default"]; v != "" && alias != data.CanonicalRootRole {
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return v, numAttempts > 1, nil
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}
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return baseRetriever(keyName, alias, createNew, numAttempts)
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}
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}
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// TrustedReference returns the canonical trusted reference for an image reference
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func TrustedReference(ctx context.Context, cli *command.DockerCli, ref reference.NamedTagged) (reference.Canonical, error) {
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repoInfo, err := registry.ParseRepositoryInfo(ref)
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@ -498,20 +324,20 @@ func TrustedReference(ctx context.Context, cli *command.DockerCli, ref reference
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// Resolve the Auth config relevant for this server
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authConfig := command.ResolveAuthConfig(ctx, cli, repoInfo.Index)
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notaryRepo, err := GetNotaryRepository(cli, repoInfo, authConfig, "pull")
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notaryRepo, err := trust.GetNotaryRepository(cli, repoInfo, authConfig, "pull")
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if err != nil {
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fmt.Fprintf(cli.Out(), "Error establishing connection to trust repository: %s\n", err)
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return nil, err
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}
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t, err := notaryRepo.GetTargetByName(ref.Tag(), releasesRole, data.CanonicalTargetsRole)
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t, err := notaryRepo.GetTargetByName(ref.Tag(), trust.ReleasesRole, data.CanonicalTargetsRole)
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if err != nil {
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return nil, err
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}
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// Only list tags in the top level targets role or the releases delegation role - ignore
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// all other delegation roles
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if t.Role != releasesRole && t.Role != data.CanonicalTargetsRole {
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return nil, notaryError(repoInfo.FullName(), fmt.Errorf("No trust data for %s", ref.Tag()))
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if t.Role != trust.ReleasesRole && t.Role != data.CanonicalTargetsRole {
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return nil, trust.NotaryError(repoInfo.FullName(), fmt.Errorf("No trust data for %s", ref.Tag()))
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}
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r, err := convertTarget(t.Target)
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if err != nil {
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@ -540,34 +366,3 @@ func TagTrusted(ctx context.Context, cli *command.DockerCli, trustedRef referenc
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return cli.Client().ImageTag(ctx, trustedRef.String(), ref.String())
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}
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// notaryError formats an error message received from the notary service
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func notaryError(repoName string, err error) error {
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switch err.(type) {
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case *json.SyntaxError:
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logrus.Debugf("Notary syntax error: %s", err)
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return fmt.Errorf("Error: no trust data available for remote repository %s. Try running notary server and setting DOCKER_CONTENT_TRUST_SERVER to its HTTPS address?", repoName)
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case signed.ErrExpired:
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return fmt.Errorf("Error: remote repository %s out-of-date: %v", repoName, err)
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case trustmanager.ErrKeyNotFound:
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return fmt.Errorf("Error: signing keys for remote repository %s not found: %v", repoName, err)
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case storage.NetworkError:
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return fmt.Errorf("Error: error contacting notary server: %v", err)
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case storage.ErrMetaNotFound:
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return fmt.Errorf("Error: trust data missing for remote repository %s or remote repository not found: %v", repoName, err)
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case trustpinning.ErrRootRotationFail, trustpinning.ErrValidationFail, signed.ErrInvalidKeyType:
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return fmt.Errorf("Warning: potential malicious behavior - trust data mismatch for remote repository %s: %v", repoName, err)
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case signed.ErrNoKeys:
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return fmt.Errorf("Error: could not find signing keys for remote repository %s, or could not decrypt signing key: %v", repoName, err)
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case signed.ErrLowVersion:
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return fmt.Errorf("Warning: potential malicious behavior - trust data version is lower than expected for remote repository %s: %v", repoName, err)
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case signed.ErrRoleThreshold:
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return fmt.Errorf("Warning: potential malicious behavior - trust data has insufficient signatures for remote repository %s: %v", repoName, err)
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case client.ErrRepositoryNotExist:
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return fmt.Errorf("Error: remote trust data does not exist for %s: %v", repoName, err)
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case signed.ErrInsufficientSignatures:
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return fmt.Errorf("Error: could not produce valid signature for %s. If Yubikey was used, was touch input provided?: %v", repoName, err)
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}
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return err
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}
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@ -5,6 +5,7 @@ import (
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"testing"
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registrytypes "github.com/docker/docker/api/types/registry"
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"github.com/docker/docker/cli/trust"
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"github.com/docker/docker/registry"
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)
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@ -19,7 +20,7 @@ func TestENVTrustServer(t *testing.T) {
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if err := os.Setenv("DOCKER_CONTENT_TRUST_SERVER", "https://notary-test.com:5000"); err != nil {
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t.Fatal("Failed to set ENV variable")
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}
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output, err := trustServer(indexInfo)
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output, err := trust.Server(indexInfo)
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expectedStr := "https://notary-test.com:5000"
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if err != nil || output != expectedStr {
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t.Fatalf("Expected server to be %s, got %s", expectedStr, output)
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@ -32,7 +33,7 @@ func TestHTTPENVTrustServer(t *testing.T) {
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if err := os.Setenv("DOCKER_CONTENT_TRUST_SERVER", "http://notary-test.com:5000"); err != nil {
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t.Fatal("Failed to set ENV variable")
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}
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_, err := trustServer(indexInfo)
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_, err := trust.Server(indexInfo)
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if err == nil {
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t.Fatal("Expected error with invalid scheme")
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}
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@ -40,7 +41,7 @@ func TestHTTPENVTrustServer(t *testing.T) {
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func TestOfficialTrustServer(t *testing.T) {
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indexInfo := ®istrytypes.IndexInfo{Name: "testserver", Official: true}
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output, err := trustServer(indexInfo)
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output, err := trust.Server(indexInfo)
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if err != nil || output != registry.NotaryServer {
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t.Fatalf("Expected server to be %s, got %s", registry.NotaryServer, output)
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}
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@ -48,7 +49,7 @@ func TestOfficialTrustServer(t *testing.T) {
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func TestNonOfficialTrustServer(t *testing.T) {
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indexInfo := ®istrytypes.IndexInfo{Name: "testserver", Official: false}
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output, err := trustServer(indexInfo)
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output, err := trust.Server(indexInfo)
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expectedStr := "https://" + indexInfo.Name
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if err != nil || output != expectedStr {
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t.Fatalf("Expected server to be %s, got %s", expectedStr, output)
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@ -0,0 +1,221 @@
|
|||
package trust
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"net"
|
||||
"net/http"
|
||||
"net/url"
|
||||
"os"
|
||||
"path"
|
||||
"path/filepath"
|
||||
"time"
|
||||
|
||||
"github.com/Sirupsen/logrus"
|
||||
"github.com/docker/distribution/registry/client/auth"
|
||||
"github.com/docker/distribution/registry/client/auth/challenge"
|
||||
"github.com/docker/distribution/registry/client/transport"
|
||||
"github.com/docker/docker/api/types"
|
||||
registrytypes "github.com/docker/docker/api/types/registry"
|
||||
"github.com/docker/docker/cli/command"
|
||||
"github.com/docker/docker/cliconfig"
|
||||
"github.com/docker/docker/registry"
|
||||
"github.com/docker/go-connections/tlsconfig"
|
||||
"github.com/docker/notary"
|
||||
"github.com/docker/notary/client"
|
||||
"github.com/docker/notary/passphrase"
|
||||
"github.com/docker/notary/storage"
|
||||
"github.com/docker/notary/trustmanager"
|
||||
"github.com/docker/notary/trustpinning"
|
||||
"github.com/docker/notary/tuf/data"
|
||||
"github.com/docker/notary/tuf/signed"
|
||||
)
|
||||
|
||||
var (
|
||||
// ReleasesRole is the role named "releases"
|
||||
ReleasesRole = path.Join(data.CanonicalTargetsRole, "releases")
|
||||
)
|
||||
|
||||
func trustDirectory() string {
|
||||
return filepath.Join(cliconfig.ConfigDir(), "trust")
|
||||
}
|
||||
|
||||
// certificateDirectory returns the directory containing
|
||||
// TLS certificates for the given server. An error is
|
||||
// returned if there was an error parsing the server string.
|
||||
func certificateDirectory(server string) (string, error) {
|
||||
u, err := url.Parse(server)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
|
||||
return filepath.Join(cliconfig.ConfigDir(), "tls", u.Host), nil
|
||||
}
|
||||
|
||||
// Server returns the base URL for the trust server.
|
||||
func Server(index *registrytypes.IndexInfo) (string, error) {
|
||||
if s := os.Getenv("DOCKER_CONTENT_TRUST_SERVER"); s != "" {
|
||||
urlObj, err := url.Parse(s)
|
||||
if err != nil || urlObj.Scheme != "https" {
|
||||
return "", fmt.Errorf("valid https URL required for trust server, got %s", s)
|
||||
}
|
||||
|
||||
return s, nil
|
||||
}
|
||||
if index.Official {
|
||||
return registry.NotaryServer, nil
|
||||
}
|
||||
return "https://" + index.Name, nil
|
||||
}
|
||||
|
||||
type simpleCredentialStore struct {
|
||||
auth types.AuthConfig
|
||||
}
|
||||
|
||||
func (scs simpleCredentialStore) Basic(u *url.URL) (string, string) {
|
||||
return scs.auth.Username, scs.auth.Password
|
||||
}
|
||||
|
||||
func (scs simpleCredentialStore) RefreshToken(u *url.URL, service string) string {
|
||||
return scs.auth.IdentityToken
|
||||
}
|
||||
|
||||
func (scs simpleCredentialStore) SetRefreshToken(*url.URL, string, string) {
|
||||
}
|
||||
|
||||
// GetNotaryRepository returns a NotaryRepository which stores all the
|
||||
// information needed to operate on a notary repository.
|
||||
// It creates an HTTP transport providing authentication support.
|
||||
func GetNotaryRepository(streams command.Streams, repoInfo *registry.RepositoryInfo, authConfig types.AuthConfig, actions ...string) (*client.NotaryRepository, error) {
|
||||
server, err := Server(repoInfo.Index)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
var cfg = tlsconfig.ClientDefault()
|
||||
cfg.InsecureSkipVerify = !repoInfo.Index.Secure
|
||||
|
||||
// Get certificate base directory
|
||||
certDir, err := certificateDirectory(server)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
logrus.Debugf("reading certificate directory: %s", certDir)
|
||||
|
||||
if err := registry.ReadCertsDirectory(cfg, certDir); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
base := &http.Transport{
|
||||
Proxy: http.ProxyFromEnvironment,
|
||||
Dial: (&net.Dialer{
|
||||
Timeout: 30 * time.Second,
|
||||
KeepAlive: 30 * time.Second,
|
||||
DualStack: true,
|
||||
}).Dial,
|
||||
TLSHandshakeTimeout: 10 * time.Second,
|
||||
TLSClientConfig: cfg,
|
||||
DisableKeepAlives: true,
|
||||
}
|
||||
|
||||
// Skip configuration headers since request is not going to Docker daemon
|
||||
modifiers := registry.DockerHeaders(command.UserAgent(), http.Header{})
|
||||
authTransport := transport.NewTransport(base, modifiers...)
|
||||
pingClient := &http.Client{
|
||||
Transport: authTransport,
|
||||
Timeout: 5 * time.Second,
|
||||
}
|
||||
endpointStr := server + "/v2/"
|
||||
req, err := http.NewRequest("GET", endpointStr, nil)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
challengeManager := challenge.NewSimpleManager()
|
||||
|
||||
resp, err := pingClient.Do(req)
|
||||
if err != nil {
|
||||
// Ignore error on ping to operate in offline mode
|
||||
logrus.Debugf("Error pinging notary server %q: %s", endpointStr, err)
|
||||
} else {
|
||||
defer resp.Body.Close()
|
||||
|
||||
// Add response to the challenge manager to parse out
|
||||
// authentication header and register authentication method
|
||||
if err := challengeManager.AddResponse(resp); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
creds := simpleCredentialStore{auth: authConfig}
|
||||
tokenHandler := auth.NewTokenHandler(authTransport, creds, repoInfo.FullName(), actions...)
|
||||
basicHandler := auth.NewBasicHandler(creds)
|
||||
modifiers = append(modifiers, transport.RequestModifier(auth.NewAuthorizer(challengeManager, tokenHandler, basicHandler)))
|
||||
tr := transport.NewTransport(base, modifiers...)
|
||||
|
||||
return client.NewNotaryRepository(
|
||||
trustDirectory(),
|
||||
repoInfo.FullName(),
|
||||
server,
|
||||
tr,
|
||||
getPassphraseRetriever(streams),
|
||||
trustpinning.TrustPinConfig{})
|
||||
}
|
||||
|
||||
func getPassphraseRetriever(streams command.Streams) notary.PassRetriever {
|
||||
aliasMap := map[string]string{
|
||||
"root": "root",
|
||||
"snapshot": "repository",
|
||||
"targets": "repository",
|
||||
"default": "repository",
|
||||
}
|
||||
baseRetriever := passphrase.PromptRetrieverWithInOut(streams.In(), streams.Out(), aliasMap)
|
||||
env := map[string]string{
|
||||
"root": os.Getenv("DOCKER_CONTENT_TRUST_ROOT_PASSPHRASE"),
|
||||
"snapshot": os.Getenv("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE"),
|
||||
"targets": os.Getenv("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE"),
|
||||
"default": os.Getenv("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE"),
|
||||
}
|
||||
|
||||
return func(keyName string, alias string, createNew bool, numAttempts int) (string, bool, error) {
|
||||
if v := env[alias]; v != "" {
|
||||
return v, numAttempts > 1, nil
|
||||
}
|
||||
// For non-root roles, we can also try the "default" alias if it is specified
|
||||
if v := env["default"]; v != "" && alias != data.CanonicalRootRole {
|
||||
return v, numAttempts > 1, nil
|
||||
}
|
||||
return baseRetriever(keyName, alias, createNew, numAttempts)
|
||||
}
|
||||
}
|
||||
|
||||
// NotaryError formats an error message received from the notary service
|
||||
func NotaryError(repoName string, err error) error {
|
||||
switch err.(type) {
|
||||
case *json.SyntaxError:
|
||||
logrus.Debugf("Notary syntax error: %s", err)
|
||||
return fmt.Errorf("Error: no trust data available for remote repository %s. Try running notary server and setting DOCKER_CONTENT_TRUST_SERVER to its HTTPS address?", repoName)
|
||||
case signed.ErrExpired:
|
||||
return fmt.Errorf("Error: remote repository %s out-of-date: %v", repoName, err)
|
||||
case trustmanager.ErrKeyNotFound:
|
||||
return fmt.Errorf("Error: signing keys for remote repository %s not found: %v", repoName, err)
|
||||
case storage.NetworkError:
|
||||
return fmt.Errorf("Error: error contacting notary server: %v", err)
|
||||
case storage.ErrMetaNotFound:
|
||||
return fmt.Errorf("Error: trust data missing for remote repository %s or remote repository not found: %v", repoName, err)
|
||||
case trustpinning.ErrRootRotationFail, trustpinning.ErrValidationFail, signed.ErrInvalidKeyType:
|
||||
return fmt.Errorf("Warning: potential malicious behavior - trust data mismatch for remote repository %s: %v", repoName, err)
|
||||
case signed.ErrNoKeys:
|
||||
return fmt.Errorf("Error: could not find signing keys for remote repository %s, or could not decrypt signing key: %v", repoName, err)
|
||||
case signed.ErrLowVersion:
|
||||
return fmt.Errorf("Warning: potential malicious behavior - trust data version is lower than expected for remote repository %s: %v", repoName, err)
|
||||
case signed.ErrRoleThreshold:
|
||||
return fmt.Errorf("Warning: potential malicious behavior - trust data has insufficient signatures for remote repository %s: %v", repoName, err)
|
||||
case client.ErrRepositoryNotExist:
|
||||
return fmt.Errorf("Error: remote trust data does not exist for %s: %v", repoName, err)
|
||||
case signed.ErrInsufficientSignatures:
|
||||
return fmt.Errorf("Error: could not produce valid signature for %s. If Yubikey was used, was touch input provided?: %v", repoName, err)
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
Loading…
Reference in New Issue