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Merge pull request #127 from krksgbr/remote-firmware-update
DIV-33 Update firmware via websocket command
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| package firmware | ||
|
|
||
| import ( | ||
| "context" | ||
| "flag" | ||
| "fmt" | ||
| "io" | ||
| "os" | ||
|
|
||
| "github.com/dividat/driver/src/dividat-driver/service" | ||
| ) | ||
|
|
||
| // Command-line interface to running a firmware update | ||
| func Command(flags []string) { | ||
| updateFlags := flag.NewFlagSet("update", flag.ExitOnError) | ||
| imagePath := updateFlags.String("i", "", "Firmware image path") | ||
| sensoSerial := updateFlags.String("s", "", "Senso serial (optional)") | ||
| updateFlags.Parse(flags) | ||
|
|
||
| if *imagePath == "" { | ||
| flag.PrintDefaults() | ||
| return | ||
| } | ||
| file, err := os.Open(*imagePath) | ||
| if err != nil { | ||
| fmt.Printf("Could not open image file: %v\n", err) | ||
| os.Exit(1) | ||
| } | ||
|
|
||
| onProgress := func(progressMsg string) { | ||
| fmt.Println(progressMsg) | ||
| } | ||
|
|
||
| tryPowerCycling := "Try turning the Senso off and on, waiting for 30 seconds and then running this update tool again." | ||
| suggestPowerCycling := false | ||
|
|
||
| if *sensoSerial != "" { | ||
| err = UpdateBySerial(context.Background(), *sensoSerial, file, onProgress) | ||
| if err != nil { | ||
| suggestPowerCycling = true | ||
| } | ||
| } else { | ||
| err, suggestPowerCycling = updateByDiscovery(context.Background(), file, onProgress) | ||
| } | ||
|
|
||
| if err != nil { | ||
| fmt.Println() | ||
| fmt.Printf("Update failed: %v \n", err) | ||
| if suggestPowerCycling { | ||
| fmt.Println(tryPowerCycling) | ||
| } | ||
| os.Exit(1) | ||
| } | ||
|
|
||
| fmt.Println("Success! Firmware transmitted to Senso.") | ||
| } | ||
|
|
||
| func updateByDiscovery(ctx context.Context, image io.Reader, onProgress OnProgress) (err error, suggestPowerCycling bool) { | ||
| onProgress("Discovering Sensos") | ||
| services := service.List(ctx, discoveryTimeout) | ||
| if len(services) == 1 { | ||
| target := services[0] | ||
| onProgress(fmt.Sprintf("Discovered Senso: %s (%s)", target.Text.Serial, target.Address)) | ||
| err = update(ctx, target, image, onProgress) | ||
| if err != nil { | ||
| suggestPowerCycling = true | ||
| } | ||
| } else if len(services) == 0 { | ||
| err = fmt.Errorf("Could not find any Sensos.") | ||
| suggestPowerCycling = true | ||
| } else { | ||
| err = fmt.Errorf("discovered multiple Sensos: %v, please specify a serial or IP", services) | ||
| suggestPowerCycling = false | ||
| } | ||
| return | ||
| } |
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