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package main
import (
"fmt"
"github.com/containers/image/pkg/docker/config"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/libpod/image"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
var (
logoutCommand cliconfig.LogoutValues
logoutDescription = "Remove the cached username and password for the registry."
_logoutCommand = &cobra.Command{
Use: "logout [flags] REGISTRY",
Short: "Logout of a container registry",
Long: logoutDescription,
RunE: func(cmd *cobra.Command, args []string) error {
logoutCommand.InputArgs = args
logoutCommand.GlobalFlags = MainGlobalOpts
return logoutCmd(&logoutCommand)
},
Example: `podman logout docker.io
podman logout --authfile authdir/myauths.json docker.io
podman logout --all`,
}
)
func init() {
logoutCommand.Command = _logoutCommand
logoutCommand.SetHelpTemplate(HelpTemplate())
logoutCommand.SetUsageTemplate(UsageTemplate())
flags := logoutCommand.Flags()
flags.BoolVarP(&logoutCommand.All, "all", "a", false, "Remove the cached credentials for all registries in the auth file")
flags.StringVar(&logoutCommand.Authfile, "authfile", "", "Path of the authentication file. Default is ${XDG_RUNTIME_DIR}/containers/auth.json. Use REGISTRY_AUTH_FILE environment variable to override")
}
// logoutCmd uses the authentication package to remove the authenticated of a registry
// stored in the auth.json file
func logoutCmd(c *cliconfig.LogoutValues) error {
args := c.InputArgs
if len(args) > 1 {
return errors.Errorf("too many arguments, logout takes at most 1 argument")
}
if len(args) == 0 && !c.All {
return errors.Errorf("registry must be given")
}
var server string
if len(args) == 1 {
server = scrubServer(args[0])
}
authfile := getAuthFile(c.Authfile)
sc := image.GetSystemContext("", authfile, false)
if c.All {
if err := config.RemoveAllAuthentication(sc); err != nil {
return err
}
fmt.Println("Removed login credentials for all registries")
return nil
}
err := config.RemoveAuthentication(sc, server)
switch err {
case nil:
fmt.Printf("Removed login credentials for %s\n", server)
return nil
case config.ErrNotLoggedIn:
return errors.Errorf("Not logged into %s\n", server)
default:
return errors.Wrapf(err, "error logging out of %q", server)
}
}
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