Merge pull request #5852 from baude/v1prune

Podman V2 birth

1 files changed, 73 insertions, 0 deletions

diff --git a/cmd/podman/system/info.go b/cmd/podman/system/info.go
new file mode 100644
index 000000000..aa0a66ffc
--- /dev/null
+++ b/cmd/podman/system/info.go
@@ -0,0 +1,73 @@
+package system
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"text/template"
+
+	"github.com/containers/libpod/cmd/podman/registry"
+	"github.com/containers/libpod/pkg/domain/entities"
+	"github.com/spf13/cobra"
+	"gopkg.in/yaml.v2"
+)
+
+var (
+	infoDescription = `Display information pertaining to the host, current storage stats, and build of podman.
+
+  Useful for the user and when reporting issues.
+`
+	infoCommand = &cobra.Command{
+		Use:     "info",
+		Args:    cobra.NoArgs,
+		Long:    infoDescription,
+		Short:   "Display podman system information",
+		RunE:    info,
+		Example: `podman info`,
+	}
+)
+
+var (
+	inFormat string
+	debug    bool
+)
+
+func init() {
+	registry.Commands = append(registry.Commands, registry.CliCommand{
+		Mode:    []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+		Command: infoCommand,
+	})
+	flags := infoCommand.Flags()
+	flags.BoolVarP(&debug, "debug", "D", false, "Display additional debug information")
+	flags.StringVarP(&inFormat, "format", "f", "", "Change the output format to JSON or a Go template")
+}
+
+func info(cmd *cobra.Command, args []string) error {
+	info, err := registry.ContainerEngine().Info(registry.GetContext())
+	if err != nil {
+		return err
+	}
+
+	if inFormat == "json" {
+		b, err := json.MarshalIndent(info, "", "  ")
+		if err != nil {
+			return err
+		}
+		fmt.Println(string(b))
+		return nil
+	}
+	if !cmd.Flag("format").Changed {
+		b, err := yaml.Marshal(info)
+		if err != nil {
+			return err
+		}
+		fmt.Println(string(b))
+		return nil
+	}
+	tmpl, err := template.New("info").Parse(inFormat)
+	if err != nil {
+		return err
+	}
+	err = tmpl.Execute(os.Stdout, info)
+	return err
+}