v0.5.0-rc4: fixing autocert issue, cache ACME registration, added ls-config option

src/common/args.go

@@ -12,18 +12,19 @@ type Args struct {
 }
 
 const (
-	CommandStart    = ""
-	CommandValidate = "validate"
-	CommandReload   = "reload"
+	CommandStart       = ""
+	CommandValidate    = "validate"
+	CommandListConfigs = "ls-config"
+	CommandReload      = "reload"
 )
 
-var ValidCommands = []string{CommandStart, CommandValidate, CommandReload}
+var ValidCommands = []string{CommandStart, CommandValidate, CommandListConfigs, CommandReload}
 
 func GetArgs() Args {
 	var args Args
 	flag.Parse()
 	args.Command = flag.Arg(0)
-	if err := validateArgs(args.Command, ValidCommands); err.IsNotNil() {
+	if err := validateArgs(args.Command, ValidCommands); err.HasError() {
 		logrus.Fatal(err)
 	}
 	return args

src/common/env.go

@@ -3,21 +3,16 @@ package common
 import (
 	"os"
 	"strings"
-
-	"github.com/sirupsen/logrus"
 )
 
 var NoSchemaValidation = getEnvBool("GOPROXY_NO_SCHEMA_VALIDATION")
 var IsDebug = getEnvBool("GOPROXY_DEBUG")
 
-var LogLevel = func() logrus.Level {
-	if IsDebug {
-		logrus.SetLevel(logrus.DebugLevel)
-	}
-	return logrus.GetLevel()
-}()
-
 func getEnvBool(key string) bool {
-	v := os.Getenv(key)
-	return v == "1" || strings.ToLower(v) == "true" || strings.ToLower(v) == "yes" || strings.ToLower(v) == "on"
+	switch strings.ToLower(os.Getenv(key)) {
+	case "1", "true", "yes", "on":
+		return true
+	default:
+		return false
+	}
 }