66 lines
1.7 KiB
Go
66 lines
1.7 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 oci
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import (
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"fmt"
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"github.com/urfave/cli"
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"github.com/containerd/containerd/cmd/ctr/commands"
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"github.com/containerd/containerd/containers"
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"github.com/containerd/containerd/oci"
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"github.com/containerd/containerd/platforms"
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)
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// Command is the parent for all OCI related tools under 'oci'
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var Command = cli.Command{
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Name: "oci",
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Usage: "OCI tools",
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Subcommands: []cli.Command{
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defaultSpecCommand,
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},
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}
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var defaultSpecCommand = cli.Command{
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Name: "spec",
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Usage: "See the output of the default OCI spec",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "platform",
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Usage: "Platform of the spec to print (Examples: 'linux/arm64', 'windows/amd64')",
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},
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},
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Action: func(context *cli.Context) error {
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ctx, cancel := commands.AppContext(context)
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defer cancel()
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platform := platforms.DefaultString()
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if plat := context.String("platform"); plat != "" {
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platform = plat
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}
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spec, err := oci.GenerateSpecWithPlatform(ctx, nil, platform, &containers.Container{})
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if err != nil {
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return fmt.Errorf("failed to generate spec: %w", err)
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}
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commands.PrintAsJSON(spec)
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return nil
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},
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}
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