DockerCLI/cli/command/image/push.go

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package image
import (
"golang.org/x/net/context"
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/distribution/reference"
"github.com/docker/docker/pkg/jsonmessage"
"github.com/docker/docker/registry"
"github.com/spf13/cobra"
)
// NewPushCommand creates a new `docker push` command
func NewPushCommand(dockerCli command.Cli) *cobra.Command {
cmd := &cobra.Command{
Use: "push [OPTIONS] NAME[:TAG]",
Short: "Push an image or a repository to a registry",
Args: cli.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
return runPush(dockerCli, args[0])
},
}
flags := cmd.Flags()
command.AddTrustSigningFlags(flags)
return cmd
}
func runPush(dockerCli command.Cli, remote string) error {
ref, err := reference.ParseNormalizedNamed(remote)
if err != nil {
return err
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
ctx := context.Background()
// Resolve the Auth config relevant for this server
authConfig := command.ResolveAuthConfig(ctx, dockerCli, repoInfo.Index)
requestPrivilege := command.RegistryAuthenticationPrivilegedFunc(dockerCli, repoInfo.Index, "push")
if command.IsTrusted() {
return trustedPush(ctx, dockerCli, repoInfo, ref, authConfig, requestPrivilege)
}
responseBody, err := imagePushPrivileged(ctx, dockerCli, authConfig, ref, requestPrivilege)
if err != nil {
return err
}
defer responseBody.Close()
return jsonmessage.DisplayJSONMessagesToStream(responseBody, dockerCli.Out(), nil)
}