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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-04-03 18:11:54 +0200
committerGitHub <noreply@github.com>2020-04-03 18:11:54 +0200
commita89d62ac3a445a5d76bd72d4b8e1bb9262ba74c6 (patch)
tree9567b9174dc22e944fffcecad626baed326ccc49 /cmd
parenta168dcc39cfa7335610663d4496b712a478abd69 (diff)
parent44a515015c3766809089d260917a508bf94a73fd (diff)
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Merge pull request #5701 from vrothberg/v2-push
podmanV2: implement push
Diffstat (limited to 'cmd')
-rw-r--r--cmd/podmanV2/images/push.go127
1 files changed, 127 insertions, 0 deletions
diff --git a/cmd/podmanV2/images/push.go b/cmd/podmanV2/images/push.go
new file mode 100644
index 000000000..82cc0c486
--- /dev/null
+++ b/cmd/podmanV2/images/push.go
@@ -0,0 +1,127 @@
+package images
+
+import (
+ buildahcli "github.com/containers/buildah/pkg/cli"
+ "github.com/containers/image/v5/types"
+ "github.com/containers/libpod/cmd/podmanV2/registry"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/pkg/errors"
+ "github.com/spf13/cobra"
+ "github.com/spf13/pflag"
+)
+
+// pushOptionsWrapper wraps entities.ImagepushOptions and prevents leaking
+// CLI-only fields into the API types.
+type pushOptionsWrapper struct {
+ entities.ImagePushOptions
+ TLSVerifyCLI bool // CLI only
+}
+
+var (
+ pushOptions = pushOptionsWrapper{}
+ pushDescription = `Pushes a source image to a specified destination.
+
+ The Image "DESTINATION" uses a "transport":"details" format. See podman-push(1) section "DESTINATION" for the expected format.`
+
+ // Command: podman push
+ pushCmd = &cobra.Command{
+ Use: "push [flags] SOURCE DESTINATION",
+ Short: "Push an image to a specified destination",
+ Long: pushDescription,
+ PreRunE: preRunE,
+ RunE: imagePush,
+ Example: `podman push imageID docker://registry.example.com/repository:tag
+ podman push imageID oci-archive:/path/to/layout:image:tag`,
+ }
+
+ // Command: podman image push
+ // It's basically a clone of `pushCmd` with the exception of being a
+ // child of the images command.
+ imagePushCmd = &cobra.Command{
+ Use: pushCmd.Use,
+ Short: pushCmd.Short,
+ Long: pushCmd.Long,
+ PreRunE: pushCmd.PreRunE,
+ RunE: pushCmd.RunE,
+ Example: `podman image push imageID docker://registry.example.com/repository:tag
+ podman image push imageID oci-archive:/path/to/layout:image:tag`,
+ }
+)
+
+func init() {
+ // push
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: pushCmd,
+ })
+
+ pushCmd.SetHelpTemplate(registry.HelpTemplate())
+ pushCmd.SetUsageTemplate(registry.UsageTemplate())
+
+ flags := pushCmd.Flags()
+ pushFlags(flags)
+
+ // images push
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: imagePushCmd,
+ Parent: imageCmd,
+ })
+
+ imagePushCmd.SetHelpTemplate(registry.HelpTemplate())
+ imagePushCmd.SetUsageTemplate(registry.UsageTemplate())
+ pushFlags(imagePushCmd.Flags())
+}
+
+// pushFlags set the flags for the push command.
+func pushFlags(flags *pflag.FlagSet) {
+ flags.StringVar(&pushOptions.Authfile, "authfile", buildahcli.GetDefaultAuthFile(), "Path of the authentication file. Use REGISTRY_AUTH_FILE environment variable to override")
+ flags.StringVar(&pushOptions.CertDir, "cert-dir", "", "Path to a directory containing TLS certificates and keys")
+ flags.BoolVar(&pushOptions.Compress, "compress", false, "Compress tarball image layers when pushing to a directory using the 'dir' transport. (default is same compression type as source)")
+ flags.StringVar(&pushOptions.Credentials, "creds", "", "`Credentials` (USERNAME:PASSWORD) to use for authenticating to a registry")
+ flags.StringVar(&pushOptions.DigestFile, "digestfile", "", "Write the digest of the pushed image to the specified file")
+ flags.StringVarP(&pushOptions.Format, "format", "f", "", "Manifest type (oci, v2s1, or v2s2) to use when pushing an image using the 'dir' transport (default is manifest type of source)")
+ flags.BoolVarP(&pushOptions.Quiet, "quiet", "q", false, "Suppress output information when pushing images")
+ flags.BoolVar(&pushOptions.RemoveSignatures, "remove-signatures", false, "Discard any pre-existing signatures in the image")
+ flags.StringVar(&pushOptions.SignaturePolicy, "signature-policy", "", "Path to a signature-policy file")
+ flags.StringVar(&pushOptions.SignBy, "sign-by", "", "Add a signature at the destination using the specified key")
+ flags.BoolVar(&pushOptions.TLSVerifyCLI, "tls-verify", true, "Require HTTPS and verify certificates when contacting registries")
+
+ if registry.IsRemote() {
+ _ = flags.MarkHidden("authfile")
+ _ = flags.MarkHidden("cert-dir")
+ _ = flags.MarkHidden("compress")
+ _ = flags.MarkHidden("quiet")
+ _ = flags.MarkHidden("signature-policy")
+ _ = flags.MarkHidden("tls-verify")
+ }
+}
+
+// imagePush is implement the command for pushing images.
+func imagePush(cmd *cobra.Command, args []string) error {
+ var source, destination string
+ switch len(args) {
+ case 1:
+ source = args[0]
+ case 2:
+ source = args[0]
+ destination = args[1]
+ case 0:
+ fallthrough
+ default:
+ return errors.New("push requires at least one image name, or optionally a second to specify a different destination")
+ }
+
+ pushOptsAPI := pushOptions.ImagePushOptions
+ // TLS verification in c/image is controlled via a `types.OptionalBool`
+ // which allows for distinguishing among set-true, set-false, unspecified
+ // which is important to implement a sane way of dealing with defaults of
+ // boolean CLI flags.
+ if cmd.Flags().Changed("tls-verify") {
+ pushOptsAPI.TLSVerify = types.NewOptionalBool(pushOptions.TLSVerifyCLI)
+ }
+
+ // Let's do all the remaining Yoga in the API to prevent us from scattering
+ // logic across (too) many parts of the code.
+ return registry.ImageEngine().Push(registry.GetContext(), source, destination, pushOptsAPI)
+}