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package main
import (
"fmt"
"os"
"text/tabwriter"
"time"
"github.com/containers/libpod/cmd/podman/formats"
"github.com/containers/libpod/libpod"
"github.com/pkg/errors"
"github.com/urfave/cli"
)
// versionCmd gets and prints version info for version command
func versionCmd(c *cli.Context) error {
output, err := libpod.GetVersion()
if err != nil {
errors.Wrapf(err, "unable to determine version")
}
versionOutputFormat := c.String("format")
if versionOutputFormat != "" {
var out formats.Writer
switch versionOutputFormat {
case formats.JSONString:
out = formats.JSONStruct{Output: output}
default:
out = formats.StdoutTemplate{Output: output, Template: versionOutputFormat}
}
return formats.Writer(out).Out()
}
w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
defer w.Flush()
fmt.Fprintf(w, "Version:\t%s\n", output.Version)
fmt.Fprintf(w, "RemoteAPI Version:\t%d\n", output.RemoteAPIVersion)
fmt.Fprintf(w, "Go Version:\t%s\n", output.GoVersion)
if output.GitCommit != "" {
fmt.Fprintf(w, "Git Commit:\t%s\n", output.GitCommit)
}
// Prints out the build time in readable format
if output.Built != 0 {
fmt.Fprintf(w, "Built:\t%s\n", time.Unix(output.Built, 0).Format(time.ANSIC))
}
fmt.Fprintf(w, "OS/Arch:\t%s\n", output.OsArch)
return nil
}
// Cli command to print out the full version of podman
var (
versionCommand = cli.Command{
Name: "version",
Usage: "Display the Podman Version Information",
Action: versionCmd,
Flags: versionFlags,
}
versionFlags = []cli.Flag{
cli.StringFlag{
Name: "format, f",
Usage: "Change the output format to JSON or a Go template",
},
}
)
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