Rename all references to kpod to podman

The decision is in, kpod is going to be named podman.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

Closes: #145
Approved by: umohnani8

1 files changed, 167 insertions, 0 deletions

diff --git a/cmd/podman/push.go b/cmd/podman/push.go
new file mode 100644
index 000000000..69d6e6629
--- /dev/null
+++ b/cmd/podman/push.go
@@ -0,0 +1,167 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"strings"
+
+	"github.com/containers/image/manifest"
+	"github.com/containers/image/types"
+	"github.com/containers/storage/pkg/archive"
+	imgspecv1 "github.com/opencontainers/image-spec/specs-go/v1"
+	"github.com/pkg/errors"
+	"github.com/projectatomic/libpod/libpod"
+	"github.com/projectatomic/libpod/libpod/common"
+	"github.com/urfave/cli"
+	"golang.org/x/crypto/ssh/terminal"
+)
+
+var (
+	pushFlags = []cli.Flag{
+		cli.StringFlag{
+			Name:   "signature-policy",
+			Usage:  "`pathname` of signature policy file (not usually used)",
+			Hidden: true,
+		},
+		cli.StringFlag{
+			Name:  "creds",
+			Usage: "`credentials` (USERNAME:PASSWORD) to use for authenticating to a registry",
+		},
+		cli.StringFlag{
+			Name:  "cert-dir",
+			Usage: "`pathname` of a directory containing TLS certificates and keys",
+		},
+		cli.BoolFlag{
+			Name:  "compress",
+			Usage: "compress tarball image layers when pushing to a directory using the 'dir' transport. (default is same compression type as source)",
+		},
+		cli.StringFlag{
+			Name:  "format, f",
+			Usage: "manifest type (oci, v2s1, or v2s2) to use when pushing an image using the 'dir:' transport (default is manifest type of source)",
+		},
+		cli.BoolTFlag{
+			Name:  "tls-verify",
+			Usage: "require HTTPS and verify certificates when contacting registries (default: true)",
+		},
+		cli.BoolFlag{
+			Name:  "remove-signatures",
+			Usage: "discard any pre-existing signatures in the image",
+		},
+		cli.StringFlag{
+			Name:  "sign-by",
+			Usage: "add a signature at the destination using the specified key",
+		},
+		cli.BoolFlag{
+			Name:  "quiet, q",
+			Usage: "don't output progress information when pushing images",
+		},
+		cli.StringFlag{
+			Name:  "authfile",
+			Usage: "Path of the authentication file. Default is ${XDG_RUNTIME_DIR}/containers/auth.json",
+		},
+	}
+	pushDescription = fmt.Sprintf(`
+   Pushes an image to a specified location.
+   The Image "DESTINATION" uses a "transport":"details" format.
+   See podman-push(1) section "DESTINATION" for the expected format`)
+
+	pushCommand = cli.Command{
+		Name:        "push",
+		Usage:       "push an image to a specified destination",
+		Description: pushDescription,
+		Flags:       pushFlags,
+		Action:      pushCmd,
+		ArgsUsage:   "IMAGE DESTINATION",
+	}
+)
+
+func pushCmd(c *cli.Context) error {
+	var registryCreds *types.DockerAuthConfig
+
+	args := c.Args()
+	if len(args) < 2 {
+		return errors.New("podman push requires exactly 2 arguments")
+	}
+	if err := validateFlags(c, pushFlags); err != nil {
+		return err
+	}
+	srcName := args[0]
+	destName := args[1]
+
+	// --compress and --format can only be used for the "dir" transport
+	splitArg := strings.SplitN(destName, ":", 2)
+	if c.IsSet("compress") || c.IsSet("format") {
+		if splitArg[0] != libpod.DirTransport {
+			return errors.Errorf("--compress and --format can be set only when pushing to a directory using the 'dir' transport")
+		}
+	}
+
+	registryCredsString := c.String("creds")
+	certPath := c.String("cert-dir")
+	skipVerify := !c.BoolT("tls-verify")
+	removeSignatures := c.Bool("remove-signatures")
+	signBy := c.String("sign-by")
+
+	if registryCredsString != "" {
+		creds, err := common.ParseRegistryCreds(registryCredsString)
+		if err != nil {
+			if err == common.ErrNoPassword {
+				fmt.Print("Password: ")
+				password, err := terminal.ReadPassword(0)
+				if err != nil {
+					return errors.Wrapf(err, "could not read password from terminal")
+				}
+				creds.Password = string(password)
+			} else {
+				return err
+			}
+		}
+		registryCreds = creds
+	}
+
+	runtime, err := getRuntime(c)
+	if err != nil {
+		return errors.Wrapf(err, "could not create runtime")
+	}
+	defer runtime.Shutdown(false)
+
+	var writer io.Writer
+	if !c.Bool("quiet") {
+		writer = os.Stdout
+	}
+
+	var manifestType string
+	if c.IsSet("format") {
+		switch c.String("format") {
+		case "oci":
+			manifestType = imgspecv1.MediaTypeImageManifest
+		case "v2s1":
+			manifestType = manifest.DockerV2Schema1SignedMediaType
+		case "v2s2", "docker":
+			manifestType = manifest.DockerV2Schema2MediaType
+		default:
+			return fmt.Errorf("unknown format %q. Choose on of the supported formats: 'oci', 'v2s1', or 'v2s2'", c.String("format"))
+		}
+	}
+
+	options := libpod.CopyOptions{
+		Compression:         archive.Uncompressed,
+		SignaturePolicyPath: c.String("signature-policy"),
+		DockerRegistryOptions: common.DockerRegistryOptions{
+			DockerRegistryCreds:         registryCreds,
+			DockerCertPath:              certPath,
+			DockerInsecureSkipTLSVerify: skipVerify,
+		},
+		SigningOptions: common.SigningOptions{
+			RemoveSignatures: removeSignatures,
+			SignBy:           signBy,
+		},
+		AuthFile:         c.String("authfile"),
+		Writer:           writer,
+		ManifestMIMEType: manifestType,
+		ForceCompress:    c.Bool("compress"),
+	}
+
+	return runtime.PushImage(srcName, destName, options)
+}