cri-o/cmd/crioctl/system.go

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package main
import (
"fmt"
"github.com/urfave/cli"
"golang.org/x/net/context"
pb "k8s.io/kubernetes/pkg/kubelet/apis/cri/v1alpha1/runtime"
)
var runtimeVersionCommand = cli.Command{
Name: "runtimeversion",
Usage: "get runtime version information",
Action: func(context *cli.Context) error {
// Set up a connection to the server.
conn, err := getClientConnection(context)
if err != nil {
return fmt.Errorf("failed to connect: %v", err)
}
defer conn.Close()
client := pb.NewRuntimeServiceClient(conn)
// Test RuntimeServiceClient.Version
version := "v1alpha1"
err = Version(client, version)
if err != nil {
return fmt.Errorf("Getting the runtime version failed: %v", err)
}
return nil
},
}
// Version sends a VersionRequest to the server, and parses the returned VersionResponse.
func Version(client pb.RuntimeServiceClient, version string) error {
r, err := client.Version(context.Background(), &pb.VersionRequest{Version: version})
if err != nil {
return err
}
fmt.Printf("VersionResponse: Version: %s, RuntimeName: %s, RuntimeVersion: %s, RuntimeApiVersion: %s\n", r.Version, r.RuntimeName, r.RuntimeVersion, r.RuntimeApiVersion)
return nil
}