41 lines
739 B
Go
41 lines
739 B
Go
package main
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import (
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"encoding/json"
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"fmt"
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"log"
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"github.com/codegangsta/cli"
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"github.com/docker/libcontainer"
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)
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var specCommand = cli.Command{
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Name: "spec",
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Usage: "display the container specification",
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Action: specAction,
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}
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func specAction(context *cli.Context) {
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container, err := loadContainer()
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if err != nil {
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log.Fatal(err)
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}
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spec, err := getContainerSpec(container)
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if err != nil {
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log.Fatalf("Failed to get spec - %v\n", err)
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}
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fmt.Printf("Spec:\n%v\n", spec)
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}
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// returns the container spec in json format.
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func getContainerSpec(container *libcontainer.Config) (string, error) {
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spec, err := json.MarshalIndent(container, "", "\t")
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if err != nil {
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return "", err
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}
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return string(spec), nil
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}
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