Fix json parsing dependency introduced by mutijson config

main/confloader/confloader.go

@@ -6,7 +6,7 @@ import (
 )
 
 type configFileLoader func(string) (io.Reader, error)
-type extconfigLoader func([]string) (io.Reader, error)
+type extconfigLoader func([]string, io.Reader) (io.Reader, error)
 
 var (
 	EffectiveConfigFileLoader configFileLoader
@@ -25,10 +25,10 @@ func LoadConfig(file string) (io.Reader, error) {
 
 // LoadExtConfig calls v2ctl to handle multiple config
 // the actual work also in external module
-func LoadExtConfig(files []string) (io.Reader, error) {
+func LoadExtConfig(files []string, reader io.Reader) (io.Reader, error) {
 	if EffectiveExtConfigLoader == nil {
 		return nil, newError("external config module not loaded").AtError()
 	}
 
-	return EffectiveExtConfigLoader(files)
+	return EffectiveExtConfigLoader(files, reader)
 }

main/confloader/external/external.go

@@ -72,8 +72,8 @@ func FetchHTTPContent(target string) ([]byte, error) {
 	return content, nil
 }
 
-func ExtConfigLoader(files []string) (io.Reader, error) {
-	buf, err := ctlcmd.Run(append([]string{"config"}, files...), os.Stdin)
+func ExtConfigLoader(files []string, reader io.Reader) (io.Reader, error) {
+	buf, err := ctlcmd.Run(append([]string{"config"}, files...), reader)
 	if err != nil {
 		return nil, err
 	}

main/json/config_json.go

@@ -4,11 +4,10 @@ package json
 
 import (
 	"io"
-
+	"os"
 	"v2ray.com/core"
 	"v2ray.com/core/common"
 	"v2ray.com/core/common/cmdarg"
-	"v2ray.com/core/infra/conf/serial"
 	"v2ray.com/core/main/confloader"
 )
 
@@ -19,15 +18,19 @@ func init() {
 		Loader: func(input interface{}) (*core.Config, error) {
 			switch v := input.(type) {
 			case cmdarg.Arg:
-				r, err := confloader.LoadExtConfig(v)
+				r, err := confloader.LoadExtConfig(v, os.Stdin)
 				if err != nil {
 					return nil, newError("failed to execute v2ctl to convert config file.").Base(err).AtWarning()
 				}
 				return core.LoadConfig("protobuf", "", r)
 			case io.Reader:
-				return serial.LoadJSONConfig(v)
+				r, err := confloader.LoadExtConfig([]string{"stdin:"}, os.Stdin)
+				if err != nil {
+					return nil, newError("failed to execute v2ctl to convert config file.").Base(err).AtWarning()
+				}
+				return core.LoadConfig("protobuf", "", r)
 			default:
-				return nil, newError("unknow type")
+				return nil, newError("unknown type")
 			}
 		},
 	}))