cmd-misc.go

   1 /*
   2  * Copyright (C) 2017 "IoT.bzh"
   3  * Author Sebastien Douheret <sebastien@iot.bzh>
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *   http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  *
  17  */
  18
  19 package main
  20
  21 import (
  22         "fmt"
  23
  24         "github.com/iotbzh/xds-agent/lib/xaapiv1"
  25         "github.com/urfave/cli"
  26 )
  27
  28 func initCmdMisc(cmdDef *[]cli.Command) {
  29         *cmdDef = append(*cmdDef, cli.Command{
  30                 Name:     "misc",
  31                 HideHelp: true,
  32                 Usage:    "miscellaneous commands group",
  33                 Subcommands: []cli.Command{
  34                         {
  35                                 Name:    "version",
  36                                 Aliases: []string{"v"},
  37                                 Usage:   "Get version of XDS agent and XDS server",
  38                                 Action:  xdsVersion,
  39                                 Flags: []cli.Flag{
  40                                         cli.BoolFlag{
  41                                                 Name:  "verbose, v",
  42                                                 Usage: "display verbose output",
  43                                         },
  44                                 },
  45                         },
  46                 },
  47         })
  48 }
  49
  50 func xdsVersion(ctx *cli.Context) error {
  51         verbose := ctx.Bool("verbose")
  52
  53         // Get version
  54         ver := xaapiv1.XDSVersion{}
  55         if err := XdsVersionGet(&ver); err != nil {
  56                 return cli.NewExitError(err.Error(), 1)
  57         }
  58
  59         writer := NewTableWriter()
  60         fmt.Fprintln(writer, "Agent:")
  61         fmt.Fprintln(writer, "      ID:\t", ver.Client.ID)
  62         v := ver.Client.Version
  63         if verbose {
  64                 v += " (" + ver.Client.VersionGitTag + ")"
  65         }
  66         fmt.Fprintln(writer, "      Version:\t", v)
  67         if verbose {
  68                 fmt.Fprintln(writer, "      API Version:\t", ver.Client.APIVersion)
  69         }
  70
  71         for _, svr := range ver.Server {
  72                 fmt.Fprintln(writer, "Server:")
  73                 fmt.Fprintln(writer, "       ID:\t", svr.ID)
  74                 v = svr.Version
  75                 if verbose {
  76                         v += " (" + svr.VersionGitTag + ")"
  77                 }
  78                 fmt.Fprintln(writer, "       Version:\t", v)
  79                 if verbose {
  80                         fmt.Fprintln(writer, "       API Version:\t", svr.APIVersion)
  81                 }
  82         }
  83         writer.Flush()
  84
  85         return nil
  86 }