64 lines
1.5 KiB
Go
64 lines
1.5 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package commands
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import (
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"log"
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"os"
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"github.com/containerd/continuity"
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"github.com/spf13/cobra"
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)
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var (
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buildCmdConfig struct {
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format string
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}
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BuildCmd = &cobra.Command{
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Use: "build <root>",
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Short: "Build a manifest for the provided root",
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Run: func(cmd *cobra.Command, args []string) {
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if len(args) != 1 {
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log.Fatalln("please specify a root")
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}
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ctx, err := continuity.NewContext(args[0])
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if err != nil {
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log.Fatalf("error creating path context: %v", err)
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}
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m, err := continuity.BuildManifest(ctx)
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if err != nil {
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log.Fatalf("error generating manifest: %v", err)
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}
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p, err := continuity.Marshal(m)
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if err != nil {
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log.Fatalf("error marshaling manifest: %v", err)
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}
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if _, err := os.Stdout.Write(p); err != nil {
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log.Fatalf("error writing to stdout: %v", err)
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}
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},
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}
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)
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func init() {
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BuildCmd.Flags().StringVar(&buildCmdConfig.format, "format", "pb", "specify the output format of the manifest")
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}
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