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first arg is the command to execute

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This commit is contained in:
Andrea Franz 2018-11-07 17:35:03 +01:00
parent 7a8d61554a
commit 07815b9d22
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GPG Key ID: 4F0D2F2D9DE7F29D
1 changed files with 16 additions and 13 deletions
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29
cmd/applet-installer/main.go
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@ -21,10 +21,10 @@ var (
logger = log.New("package", "status-go/cmd/hardware-wallet-light")
commands map[string]commandFunc
command string
flagCommand = flag.String("c", "", "command")
flagCapFile = flag.String("f", "", "cap file path")
flagOverwrite = flag.Bool("o", false, "overwrite applet if already installed")
flagCapFile = flag.String("a", "", "applet cap file path")
flagOverwrite = flag.Bool("f", false, "force applet installation if already installed")
flagLogLevel = flag.String("l", "", `Log level, one of: "ERROR", "WARN", "INFO", "DEBUG", and "TRACE"`)
)
@ -44,7 +44,15 @@ func initLogger() {
}
func init() {
flag.Parse()
if len(os.Args) < 2 {
usage()
}
command = os.Args[1]
if len(os.Args) > 2 {
flag.CommandLine.Parse(os.Args[2:])
}
initLogger()
commands = map[string]commandFunc{
@ -60,7 +68,7 @@ func init() {
func usage() {
fmt.Printf("\nUsage: hardware-wallet-light COMMAND [FLAGS]\n\nValid commands:\n\n")
for name := range commands {
fmt.Printf("- %s\n", name)
fmt.Printf(" - %s\n", name)
}
fmt.Print("\nFlags:\n\n")
flag.PrintDefaults()
@ -73,11 +81,6 @@ func fail(msg string, ctx ...interface{}) {
}
func main() {
if *flagCommand == "" {
logger.Error("you must specify a command")
usage()
}
ctx, err := scard.EstablishContext()
if err != nil {
fail("error establishing card context", "error", err)
@ -129,16 +132,16 @@ func main() {
}
i := actionsets.NewInstaller(card)
if f, ok := commands[*flagCommand]; ok {
if f, ok := commands[command]; ok {
err = f(i)
if err != nil {
logger.Error("error executing command", "command", *flagCommand, "error", err)
logger.Error("error executing command", "command", command, "error", err)
os.Exit(1)
}
os.Exit(0)
}
fail("unknown command", "command", *flagCommand)
fail("unknown command", "command", command)
usage()
}