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package main
import (
"errors"
"fmt"
"os"
"github.com/containers/buildah/pkg/parse"
"github.com/containers/common/pkg/auth"
"github.com/spf13/cobra"
)
func init() {
var (
opts = auth.LogoutOptions{
Stdout: os.Stdout,
AcceptRepositories: true,
}
logoutDescription = "Remove the cached username and password for the registry."
)
logoutCommand := &cobra.Command{
Use: "logout",
Short: "Logout of a container registry",
Long: logoutDescription,
RunE: func(cmd *cobra.Command, args []string) error {
return logoutCmd(cmd, args, &opts)
},
Example: `buildah logout quay.io`,
}
logoutCommand.SetUsageTemplate(UsageTemplate())
flags := auth.GetLogoutFlags(&opts)
flags.SetInterspersed(false)
logoutCommand.Flags().AddFlagSet(flags)
rootCmd.AddCommand(logoutCommand)
}
func logoutCmd(c *cobra.Command, args []string, iopts *auth.LogoutOptions) error {
if len(args) > 1 {
return errors.New("too many arguments, logout takes at most 1 argument")
}
if len(args) == 0 && !iopts.All {
return errors.New("registry must be given")
}
if err := setXDGRuntimeDir(); err != nil {
return err
}
systemContext, err := parse.SystemContextFromOptions(c)
if err != nil {
return fmt.Errorf("building system context: %w", err)
}
// parse.SystemContextFromOptions may point this field to an auth.json or to a .docker/config.json;
// that’s fair enough for reads, but incorrect for writes (the two files have incompatible formats),
// and it interferes with the auth.Logout’s own argument parsing.
systemContext.AuthFilePath = ""
return auth.Logout(systemContext, iopts, args)
}
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