95 lines
2.2 KiB
Go
95 lines
2.2 KiB
Go
package system
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import (
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"fmt"
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"os"
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"text/template"
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"github.com/containers/podman/v2/cmd/podman/parse"
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"github.com/containers/podman/v2/cmd/podman/registry"
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"github.com/containers/podman/v2/cmd/podman/validate"
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"github.com/containers/podman/v2/pkg/domain/entities"
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"github.com/ghodss/yaml"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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)
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var (
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infoDescription = `Display information pertaining to the host, current storage stats, and build of podman.
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Useful for the user and when reporting issues.
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`
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infoCommand = &cobra.Command{
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Use: "info",
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Args: validate.NoArgs,
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Long: infoDescription,
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Short: "Display podman system information",
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RunE: info,
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Example: `podman info`,
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}
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systemInfoCommand = &cobra.Command{
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Args: infoCommand.Args,
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Use: infoCommand.Use,
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Short: infoCommand.Short,
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Long: infoCommand.Long,
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RunE: infoCommand.RunE,
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Example: `podman system info`,
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}
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)
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var (
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inFormat string
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debug bool
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)
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func init() {
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registry.Commands = append(registry.Commands, registry.CliCommand{
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Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
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Command: infoCommand,
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})
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infoFlags(infoCommand.Flags())
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registry.Commands = append(registry.Commands, registry.CliCommand{
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Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
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Command: systemInfoCommand,
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Parent: systemCmd,
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})
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infoFlags(systemInfoCommand.Flags())
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}
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func infoFlags(flags *pflag.FlagSet) {
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flags.BoolVarP(&debug, "debug", "D", false, "Display additional debug information")
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flags.StringVarP(&inFormat, "format", "f", "", "Change the output format to JSON or a Go template")
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}
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func info(cmd *cobra.Command, args []string) error {
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info, err := registry.ContainerEngine().Info(registry.GetContext())
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if err != nil {
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return err
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}
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if parse.MatchesJSONFormat(inFormat) {
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b, err := json.MarshalIndent(info, "", " ")
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if err != nil {
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return err
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}
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fmt.Println(string(b))
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return nil
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}
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if !cmd.Flag("format").Changed {
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b, err := yaml.Marshal(info)
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if err != nil {
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return err
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}
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fmt.Println(string(b))
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return nil
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}
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tmpl, err := template.New("info").Parse(inFormat)
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if err != nil {
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return err
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}
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err = tmpl.Execute(os.Stdout, info)
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return err
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}
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