change binary name

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

opencloud/pkg/command/version.go

@@ -0,0 +1,81 @@
+package command
+
+import (
+	"fmt"
+	"os"
+
+	tw "github.com/olekukonko/tablewriter"
+	"github.com/urfave/cli/v2"
+	mreg "go-micro.dev/v4/registry"
+
+	"github.com/opencloud-eu/opencloud/ocis-pkg/config"
+	"github.com/opencloud-eu/opencloud/ocis-pkg/registry"
+	"github.com/opencloud-eu/opencloud/ocis-pkg/version"
+	"github.com/opencloud-eu/opencloud/opencloud/pkg/register"
+)
+
+const (
+	_skipServiceListingFlagName = "skip-services"
+)
+
+// VersionCommand is the entrypoint for the version command.
+func VersionCommand(cfg *config.Config) *cli.Command {
+	return &cli.Command{
+		Name:  "version",
+		Usage: "print the version of this binary and all running service instances",
+		Flags: []cli.Flag{
+			&cli.BoolFlag{
+				Name:  _skipServiceListingFlagName,
+				Usage: "skip service listing",
+			},
+		},
+		Category: "info",
+		Action: func(c *cli.Context) error {
+			fmt.Println("Version: " + version.GetString())
+			fmt.Printf("Compiled: %s\n", version.Compiled())
+
+			if c.Bool(_skipServiceListingFlagName) {
+				return nil
+			}
+
+			fmt.Print("\n")
+
+			reg := registry.GetRegistry()
+			serviceList, err := reg.ListServices()
+			if err != nil {
+				fmt.Printf("could not list services: %v\n", err)
+				return err
+			}
+
+			var services []*mreg.Service
+			for _, s := range serviceList {
+				s, err := reg.GetService(s.Name)
+				if err != nil {
+					fmt.Printf("could not get service: %v\n", err)
+					return err
+				}
+				services = append(services, s...)
+			}
+
+			if len(services) == 0 {
+				fmt.Println("No running services found.")
+				return nil
+			}
+
+			table := tw.NewWriter(os.Stdout)
+			table.SetHeader([]string{"Version", "Address", "Id"})
+			table.SetAutoFormatHeaders(false)
+			for _, s := range services {
+				for _, n := range s.Nodes {
+					table.Append([]string{s.Version, n.Address, n.Id})
+				}
+			}
+			table.Render()
+			return nil
+		},
+	}
+}
+
+func init() {
+	register.AddCommand(VersionCommand)
+}