packer-cn/command/inspect.go

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package command
import (
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"context"
"strings"
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"github.com/hashicorp/packer/packer"
"github.com/posener/complete"
)
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type InspectCommand struct {
Meta
}
func (c *InspectCommand) Run(args []string) int {
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ctx := context.Background()
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cfg, ret := c.ParseArgs(args)
if ret != 0 {
return ret
}
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return c.RunContext(ctx, cfg)
}
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func (c *InspectCommand) ParseArgs(args []string) (*InspectArgs, int) {
var cfg InspectArgs
flags := c.Meta.FlagSet("inspect", FlagSetVars)
flags.Usage = func() { c.Ui.Say(c.Help()) }
cfg.AddFlagSets(flags)
if err := flags.Parse(args); err != nil {
return &cfg, 1
}
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args = flags.Args()
if len(args) == 1 {
cfg.Path = args[0]
}
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return &cfg, 0
}
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func (c *InspectCommand) RunContext(ctx context.Context, cla *InspectArgs) int {
packerStarter, ret := c.GetConfig(&cla.MetaArgs)
if ret != 0 {
return ret
}
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return packerStarter.InspectConfig(packer.InspectConfigOptions{
Ui: c.Ui,
})
}
func (*InspectCommand) Help() string {
helpText := `
Usage: packer inspect TEMPLATE
Inspects a template, parsing and outputting the components a template
defines. This does not validate the contents of a template (other than
basic syntax by necessity).
Options:
-machine-readable Machine-readable output
`
return strings.TrimSpace(helpText)
}
func (c *InspectCommand) Synopsis() string {
return "see components of a template"
}
func (c *InspectCommand) AutocompleteArgs() complete.Predictor {
return complete.PredictNothing
}
func (c *InspectCommand) AutocompleteFlags() complete.Flags {
return complete.Flags{
"-machine-readable": complete.PredictNothing,
}
}