cmd-sdks.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         "os"
  24         "regexp"
  25
  26         "github.com/iotbzh/xds-agent/lib/xaapiv1"
  27         "github.com/urfave/cli"
  28 )
  29
  30 func initCmdSdks(cmdDef *[]cli.Command) {
  31         *cmdDef = append(*cmdDef, cli.Command{
  32                 Name:     "sdks",
  33                 Aliases:  []string{"sdk"},
  34                 HideHelp: true,
  35                 Usage:    "SDKs commands group",
  36                 Subcommands: []cli.Command{
  37                         {
  38                                 Name:   "get",
  39                                 Usage:  "Get a property of a SDK",
  40                                 Action: sdksGet,
  41                                 Flags: []cli.Flag{
  42                                         cli.StringFlag{
  43                                                 Name:   "id",
  44                                                 Usage:  "sdk id",
  45                                                 EnvVar: "XDS_SDK_ID",
  46                                         },
  47                                 },
  48                         },
  49                         {
  50                                 Name:    "list",
  51                                 Aliases: []string{"ls"},
  52                                 Usage:   "List installed SDKs",
  53                                 Action:  sdksList,
  54                                 Flags: []cli.Flag{
  55                                         cli.BoolFlag{
  56                                                 Name:  "all, a",
  57                                                 Usage: "display all existing sdks (installed + downloadable)",
  58                                         },
  59                                         cli.StringFlag{
  60                                                 Name:  "filter, f",
  61                                                 Usage: "regexp to filter output (filtering done only on ID, Name, Version and Arch fields) ",
  62                                         },
  63                                         cli.BoolFlag{
  64                                                 Name:  "verbose, v",
  65                                                 Usage: "display verbose output",
  66                                         },
  67                                 },
  68                         },
  69                         {
  70                                 Name:    "install",
  71                                 Aliases: []string{"i"},
  72                                 Usage:   "Install a SDK",
  73                                 Action:  sdksInstall,
  74                                 Flags: []cli.Flag{
  75                                         cli.StringFlag{
  76                                                 Name:   "id",
  77                                                 Usage:  "sdk id to install",
  78                                                 EnvVar: "XDS_SDK_ID",
  79                                         },
  80                                         cli.StringFlag{
  81                                                 Name:  "file, f",
  82                                                 Usage: "use this file to install SDK",
  83                                         },
  84                                         cli.BoolFlag{
  85                                                 Name:  "debug",
  86                                                 Usage: "enable debug mode (useful to investigate install issue)",
  87                                         },
  88                                         cli.BoolFlag{
  89                                                 Name:  "force",
  90                                                 Usage: "force SDK installation when already installed",
  91                                         },
  92                                 },
  93                         },
  94                         {
  95                                 Name:    "uninstall",
  96                                 Aliases: []string{"rm"},
  97                                 Usage:   "UnInstall an existing SDK",
  98                                 Action:  sdksUnInstall,
  99                                 Flags: []cli.Flag{
 100                                         cli.StringFlag{
 101                                                 Name:   "id",
 102                                                 Usage:  "sdk id to un-install",
 103                                                 EnvVar: "XDS_SDK_ID",
 104                                         },
 105                                 },
 106                         },
 107                         {
 108                                 Name:    "abort",
 109                                 Aliases: []string{"a"},
 110                                 Usage:   "Abort an install action",
 111                                 Action:  sdksAbort,
 112                                 Flags: []cli.Flag{
 113                                         cli.StringFlag{
 114                                                 Name:   "id",
 115                                                 Usage:  "sdk id to which abort action",
 116                                                 EnvVar: "XDS_SDK_ID",
 117                                         },
 118                                 },
 119                         },
 120                 },
 121         })
 122 }
 123
 124 func sdksList(ctx *cli.Context) error {
 125         // Get SDKs list
 126         sdks := []xaapiv1.SDK{}
 127         if err := _sdksListGet(&sdks); err != nil {
 128                 return cli.NewExitError(err.Error(), 1)
 129         }
 130
 131         _displaySdks(sdks, ctx.Bool("verbose"), ctx.Bool("all"), ctx.String("filter"))
 132         return nil
 133 }
 134
 135 func sdksGet(ctx *cli.Context) error {
 136         id := GetID(ctx)
 137         if id == "" {
 138                 return cli.NewExitError("id parameter or option must be set", 1)
 139         }
 140         sdks := xaapiv1.SDK{}
 141         url := XdsServerComputeURL("/sdks/" + id)
 142         if err := HTTPCli.Get(url, &sdks); err != nil {
 143                 return cli.NewExitError(err.Error(), 1)
 144         }
 145
 146         _displaySdks([]xaapiv1.SDK{sdks}, true, true, "")
 147         return nil
 148 }
 149
 150 func _displaySdks(sdks []xaapiv1.SDK, verbose bool, all bool, filter string) {
 151         // Display result
 152         first := true
 153         writer := NewTableWriter()
 154         for _, s := range sdks {
 155                 if s.Status != xaapiv1.SdkStatusInstalled && !all {
 156                         continue
 157                 }
 158                 if filter != "" {
 159                         re := regexp.MustCompile(filter)
 160                         if !(re.MatchString(s.ID) || re.MatchString(s.Name) ||
 161                                 re.MatchString(s.Profile) || re.MatchString(s.Arch) ||
 162                                 re.MatchString(s.Version)) {
 163                                 continue
 164                         }
 165                 }
 166
 167                 if verbose {
 168                         if !first {
 169                                 fmt.Fprintln(writer)
 170                         }
 171                         fmt.Fprintln(writer, "ID\t"+s.ID)
 172                         fmt.Fprintln(writer, "Name\t"+s.Name)
 173                         fmt.Fprintln(writer, "Description\t"+s.Description)
 174                         fmt.Fprintln(writer, "Profile\t"+s.Profile)
 175                         fmt.Fprintln(writer, "Arch\t"+s.Arch)
 176                         fmt.Fprintln(writer, "Version\t"+s.Version)
 177                         fmt.Fprintln(writer, "Status\t"+s.Status)
 178                         fmt.Fprintln(writer, "Path\t"+s.Path)
 179                         fmt.Fprintln(writer, "Url\t"+s.URL)
 180
 181                 } else {
 182                         if first {
 183                                 if all {
 184                                         fmt.Fprintf(writer, "List of available SDKs: \n")
 185                                 } else {
 186                                         fmt.Fprintf(writer, "List of installed SDKs: \n")
 187                                 }
 188                                 fmt.Fprintf(writer, "ID\t NAME\t STATUS\t VERSION\t ARCH\n")
 189                         }
 190                         fmt.Fprintf(writer, "%s\t %s\t %s\t %s\t %s\n", s.ID[:8], s.Name, s.Status, s.Version, s.Arch)
 191                 }
 192                 first = false
 193         }
 194         writer.Flush()
 195 }
 196
 197 func _sdksListGet(sdks *[]xaapiv1.SDK) error {
 198         url := XdsServerComputeURL("/sdks")
 199         if err := HTTPCli.Get(url, &sdks); err != nil {
 200                 return err
 201         }
 202         Log.Debugf("Result of %s: %v", url, sdks)
 203
 204         return nil
 205 }
 206
 207 func sdksInstall(ctx *cli.Context) error {
 208         id := GetID(ctx)
 209         file := ctx.String("file")
 210         force := ctx.Bool("force")
 211
 212         if id == "" && file == "" {
 213                 return cli.NewExitError("id or file parameter or option must be set", 1)
 214         }
 215
 216         // Process Socket IO events
 217         type exitResult struct {
 218                 error string
 219                 code  int
 220         }
 221         exitChan := make(chan exitResult, 1)
 222
 223         IOsk.On("disconnection", func(err error) {
 224                 Log.Debugf("WS disconnection event with err: %v\n", err)
 225                 errMsg := ""
 226                 if err != nil {
 227                         errMsg = err.Error()
 228                 }
 229                 exitChan <- exitResult{errMsg, 2}
 230         })
 231
 232         IOsk.On(xaapiv1.EVTSDKInstall, func(ev xaapiv1.EventMsg) {
 233                 sdkEvt, _ := ev.DecodeSDKMsg()
 234
 235                 if sdkEvt.Stdout != "" {
 236                         fmt.Printf("%s", sdkEvt.Stdout)
 237                 }
 238                 if sdkEvt.Stderr != "" {
 239                         fmt.Fprintf(os.Stderr, "%s", sdkEvt.Stderr)
 240                 }
 241
 242                 if sdkEvt.Exited {
 243                         exitChan <- exitResult{sdkEvt.Error, sdkEvt.Code}
 244                 }
 245         })
 246
 247         evReg := xaapiv1.EventRegisterArgs{Name: xaapiv1.EVTSDKInstall}
 248         if err := HTTPCli.Post("/events/register", &evReg, nil); err != nil {
 249                 return cli.NewExitError(err, 1)
 250         }
 251
 252         url := XdsServerComputeURL("/sdks")
 253         sdks := xaapiv1.SDKInstallArgs{
 254                 ID:       id,
 255                 Filename: file,
 256                 Force:    force,
 257         }
 258
 259         if ctx.Bool("debug") {
 260                 sdks.InstallArgs = []string{"--debug"}
 261         }
 262
 263         newSdk := xaapiv1.SDK{}
 264         if err := HTTPCli.Post(url, &sdks, &newSdk); err != nil {
 265                 return cli.NewExitError(err, 1)
 266         }
 267         Log.Debugf("Result of %s: %v", url, newSdk)
 268         fmt.Printf("Installation of '%s' SDK successfully started.\n", newSdk.Name)
 269
 270         // TODO: trap CTRL+C and print question: "Installation of xxx is in progress, press 'a' to abort, 'b' to continue in background or 'c' to continue installation"
 271
 272         // Wait exit
 273         select {
 274         case res := <-exitChan:
 275                 if res.code == 0 {
 276                         Log.Debugln("Exit successfully")
 277                         fmt.Println("SDK ID " + newSdk.ID + " successfully installed.")
 278                 }
 279                 if res.error != "" {
 280                         Log.Debugln("Exit with ERROR: ", res.error)
 281                 }
 282                 return cli.NewExitError(res.error, res.code)
 283         }
 284 }
 285
 286 func sdksUnInstall(ctx *cli.Context) error {
 287         id := GetID(ctx)
 288         if id == "" {
 289                 return cli.NewExitError("id parameter or option must be set", 1)
 290         }
 291
 292         delSdk := xaapiv1.SDK{}
 293         url := XdsServerComputeURL("/sdks/" + id)
 294         if err := HTTPCli.Delete(url, &delSdk); err != nil {
 295                 return cli.NewExitError(err, 1)
 296         }
 297
 298         Log.Debugf("Result of %s: %v", url, delSdk)
 299
 300         fmt.Println("SDK ID " + delSdk.ID + " successfully deleted.")
 301         return nil
 302 }
 303
 304 func sdksAbort(ctx *cli.Context) error {
 305         id := GetID(ctx)
 306         if id == "" {
 307                 return cli.NewExitError("id parameter or option must be set", 1)
 308         }
 309
 310         sdks := xaapiv1.SDKInstallArgs{ID: id}
 311         newSdk := xaapiv1.SDK{}
 312         url := XdsServerComputeURL("/sdks/abortinstall")
 313         if err := HTTPCli.Post(url, &sdks, &newSdk); err != nil {
 314                 return cli.NewExitError(err, 1)
 315         }
 316
 317         Log.Debugf("Result of %s: %v", url, newSdk)
 318         return nil
 319 }