|
| 1 | +/* |
| 2 | +Copyright 2018 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 cli |
| 18 | + |
| 19 | +import ( |
| 20 | + gocontext "context" |
| 21 | + "fmt" |
| 22 | + "path/filepath" |
| 23 | + |
| 24 | + api "github.com/containerd/cri/pkg/api/v1" |
| 25 | + "github.com/containerd/cri/pkg/client" |
| 26 | + "github.com/pkg/errors" |
| 27 | + "github.com/urfave/cli" |
| 28 | +) |
| 29 | + |
| 30 | +// Command is the cli command for cri plugin. |
| 31 | +var Command = cli.Command{ |
| 32 | + Name: "cri", |
| 33 | + Usage: "interact with cri plugin", |
| 34 | + Subcommands: cli.Commands{ |
| 35 | + loadCommand, |
| 36 | + }, |
| 37 | +} |
| 38 | + |
| 39 | +var loadCommand = cli.Command{ |
| 40 | + Name: "load", |
| 41 | + Usage: "load one or more images from tar archives.", |
| 42 | + ArgsUsage: "[flags] TAR [TAR, ...]", |
| 43 | + Description: "load one or more images from tar archives.", |
| 44 | + Flags: []cli.Flag{}, |
| 45 | + Action: func(context *cli.Context) error { |
| 46 | + var ( |
| 47 | + ctx = gocontext.Background() |
| 48 | + address = context.GlobalString("address") |
| 49 | + timeout = context.GlobalDuration("timeout") |
| 50 | + cancel gocontext.CancelFunc |
| 51 | + ) |
| 52 | + cl, err := client.NewCRIContainerdClient(address, timeout) |
| 53 | + if err != nil { |
| 54 | + return fmt.Errorf("failed to create grpc client: %v", err) |
| 55 | + } |
| 56 | + if timeout > 0 { |
| 57 | + ctx, cancel = gocontext.WithTimeout(gocontext.Background(), timeout) |
| 58 | + } else { |
| 59 | + ctx, cancel = gocontext.WithCancel(ctx) |
| 60 | + } |
| 61 | + defer cancel() |
| 62 | + for _, path := range context.Args() { |
| 63 | + absPath, err := filepath.Abs(path) |
| 64 | + if err != nil { |
| 65 | + return errors.Wrap(err, "failed to get absolute path") |
| 66 | + } |
| 67 | + res, err := cl.LoadImage(ctx, &api.LoadImageRequest{FilePath: absPath}) |
| 68 | + if err != nil { |
| 69 | + return errors.Wrap(err, "failed to load image") |
| 70 | + } |
| 71 | + images := res.GetImages() |
| 72 | + for _, image := range images { |
| 73 | + fmt.Println("Loaded image:", image) |
| 74 | + } |
| 75 | + } |
| 76 | + return nil |
| 77 | + }, |
| 78 | +} |
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