forked from google/go-containerregistry
/
main.go
71 lines (60 loc) · 2.03 KB
/
main.go
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// Copyright 2018 Google LLC All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"os"
"github.com/google/go-containerregistry/cmd/crane/cmd"
gcmd "github.com/google/go-containerregistry/cmd/gcrane/cmd"
"github.com/google/go-containerregistry/internal/signal"
"github.com/google/go-containerregistry/pkg/crane"
"github.com/google/go-containerregistry/pkg/gcrane"
"github.com/google/go-containerregistry/pkg/logs"
"github.com/spf13/cobra"
)
func init() {
logs.Warn.SetOutput(os.Stderr)
logs.Progress.SetOutput(os.Stderr)
}
const (
use = "gcrane"
short = "gcrane is a tool for managing container images on gcr.io and pkg.dev"
)
func main() {
// Same as crane, but override usage and keychain.
root := cmd.New(use, short, []crane.Option{crane.WithAuthFromKeychain(gcrane.Keychain)})
// Add or override commands.
gcraneCmds := []*cobra.Command{gcmd.NewCmdList(), gcmd.NewCmdGc(), gcmd.NewCmdCopy(), cmd.NewCmdAuth(nil, "gcrane", "auth")}
// Maintain a map of google-specific commands that we "override".
used := make(map[string]bool)
for _, cmd := range gcraneCmds {
used[cmd.Use] = true
}
// Remove those from crane's set of commands.
for _, cmd := range root.Commands() {
if _, ok := used[cmd.Use]; ok {
root.RemoveCommand(cmd)
}
}
// Add our own.
for _, cmd := range gcraneCmds {
root.AddCommand(cmd)
}
ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
defer cancel()
if err := root.ExecuteContext(ctx); err != nil {
cancel()
os.Exit(1)
}
}