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package main
import (
"context"
"encoding/json"
"fmt"
"github.com/urfave/cli/v2"
)
var infoCommand = cli.Command{
Name: "info",
Usage: "Show info",
ArgsUsage: "[flags]",
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "json",
Usage: "Prints as JSON",
},
},
Action: infoAction,
}
func infoAction(clicontext *cli.Context) error {
w := clicontext.App.Writer
c, err := newClient(clicontext)
if err != nil {
return err
}
ctx := context.Background()
info, err := c.Info(ctx)
if err != nil {
return err
}
if clicontext.Bool("json") {
m, err := json.MarshalIndent(info, "", " ")
if err != nil {
return err
}
fmt.Fprintln(w, string(m))
return nil
}
fmt.Fprintf(w, "- REST API version: %s\n", info.APIVersion)
fmt.Fprintf(w, "- Implementation version: %s\n", info.Version)
fmt.Fprintf(w, "- State Directory: %s\n", info.StateDir)
fmt.Fprintf(w, "- Child PID: %d\n", info.ChildPID)
if info.NetworkDriver != nil {
fmt.Fprintf(w, "- Network Driver: %s\n", info.NetworkDriver.Driver)
fmt.Fprintf(w, " - DNS: %v\n", info.NetworkDriver.DNS)
if info.NetworkDriver.ChildIP != nil {
fmt.Fprintf(w, " - IP: %v\n", info.NetworkDriver.ChildIP)
}
}
if info.PortDriver != nil {
fmt.Fprintf(w, "- Port Driver: %s\n", info.PortDriver.Driver)
fmt.Fprintf(w, " - Supported protocols: %v\n", info.PortDriver.Protos)
}
return nil
}
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