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| 1 | +/* |
| 2 | + Copyright The containerd Authors. |
| 3 | +
|
| 4 | + Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + you may not use this file except in compliance with the License. |
| 6 | + You may obtain a copy of the License at |
| 7 | +
|
| 8 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | +
|
| 10 | + Unless required by applicable law or agreed to in writing, software |
| 11 | + distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + See the License for the specific language governing permissions and |
| 14 | + limitations under the License. |
| 15 | +*/ |
| 16 | + |
| 17 | +package oci |
| 18 | + |
| 19 | +import ( |
| 20 | + "github.com/pkg/errors" |
| 21 | + "github.com/urfave/cli" |
| 22 | + |
| 23 | + "github.com/containerd/containerd/cmd/ctr/commands" |
| 24 | + "github.com/containerd/containerd/containers" |
| 25 | + "github.com/containerd/containerd/oci" |
| 26 | +) |
| 27 | + |
| 28 | +var Command = cli.Command{ |
| 29 | + Name: "oci", |
| 30 | + Usage: "OCI tools", |
| 31 | + Subcommands: []cli.Command{ |
| 32 | + defaultSpecCommand, |
| 33 | + }, |
| 34 | +} |
| 35 | + |
| 36 | +var defaultSpecCommand = cli.Command{ |
| 37 | + Name: "spec", |
| 38 | + Usage: "see the output of the default OCI spec", |
| 39 | + Action: func(context *cli.Context) error { |
| 40 | + ctx, cancel := commands.AppContext(context) |
| 41 | + defer cancel() |
| 42 | + |
| 43 | + spec, err := oci.GenerateSpec(ctx, nil, &containers.Container{}) |
| 44 | + if err != nil { |
| 45 | + return errors.Wrap(err, "failed to generate spec") |
| 46 | + } |
| 47 | + |
| 48 | + commands.PrintAsJSON(spec) |
| 49 | + return nil |
| 50 | + }, |
| 51 | +} |
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