131 lines
3.2 KiB
Go
131 lines
3.2 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"os"
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"github.com/containers/storage"
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"github.com/containers/storage/opts"
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"github.com/containers/storage/pkg/mflag"
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)
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func getNames(flags *mflag.FlagSet, action string, m storage.Store, args []string) int {
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if len(args) < 1 {
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return 1
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}
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id, err := m.Lookup(args[0])
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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names, err := m.Names(id)
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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if jsonOutput {
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json.NewEncoder(os.Stdout).Encode(append([]string{}, names...))
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} else {
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for _, name := range names {
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fmt.Printf("%s\n", name)
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}
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}
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return 0
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}
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func addNames(flags *mflag.FlagSet, action string, m storage.Store, args []string) int {
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if len(args) < 1 {
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return 1
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}
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id, err := m.Lookup(args[0])
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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oldnames, err := m.Names(id)
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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newNames := []string{}
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if oldnames != nil {
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newNames = append(newNames, oldnames...)
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}
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if paramNames != nil {
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newNames = append(newNames, paramNames...)
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}
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if err := m.SetNames(id, newNames); err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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names, err := m.Names(id)
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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if jsonOutput {
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json.NewEncoder(os.Stdout).Encode(names)
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}
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return 0
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}
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func setNames(flags *mflag.FlagSet, action string, m storage.Store, args []string) int {
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if len(args) < 1 {
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return 1
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}
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id, err := m.Lookup(args[0])
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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if err := m.SetNames(id, paramNames); err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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names, err := m.Names(id)
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if err != nil {
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fmt.Fprintf(os.Stderr, "%v\n", err)
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return 1
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}
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if jsonOutput {
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json.NewEncoder(os.Stdout).Encode(names)
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}
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return 0
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}
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func init() {
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commands = append(commands, command{
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names: []string{"get-names", "getnames"},
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optionsHelp: "[options [...]] imageOrContainerNameOrID",
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usage: "Get layer, image, or container name or names",
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minArgs: 1,
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action: getNames,
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addFlags: func(flags *mflag.FlagSet, cmd *command) {
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flags.BoolVar(&jsonOutput, []string{"-json", "j"}, jsonOutput, "Prefer JSON output")
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},
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})
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commands = append(commands, command{
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names: []string{"add-names", "addnames"},
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optionsHelp: "[options [...]] imageOrContainerNameOrID",
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usage: "Add layer, image, or container name or names",
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minArgs: 1,
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action: addNames,
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addFlags: func(flags *mflag.FlagSet, cmd *command) {
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flags.Var(opts.NewListOptsRef(¶mNames, nil), []string{"-name", "n"}, "New name")
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flags.BoolVar(&jsonOutput, []string{"-json", "j"}, jsonOutput, "Prefer JSON output")
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},
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})
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commands = append(commands, command{
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names: []string{"set-names", "setnames"},
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optionsHelp: "[options [...]] imageOrContainerNameOrID",
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usage: "Set layer, image, or container name or names",
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minArgs: 1,
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action: setNames,
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addFlags: func(flags *mflag.FlagSet, cmd *command) {
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flags.Var(opts.NewListOptsRef(¶mNames, nil), []string{"-name", "n"}, "New name")
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flags.BoolVar(&jsonOutput, []string{"-json", "j"}, jsonOutput, "Prefer JSON output")
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},
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})
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}
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