change config file load logic

conf/conf.go

@@ -1,13 +1,20 @@
 package conf
 
+import (
+	"fmt"
+	"gopkg.in/yaml.v3"
+	"os"
+	"path"
+)
+
 type Conf struct {
-	LogConfig          *LogConfig       `mapstructure:"Log"`
-	DnsConfigPath      string           `mapstructure:"DnsConfigPath"`
-	InboundConfigPath  string           `mapstructure:"InboundConfigPath"`
-	OutboundConfigPath string           `mapstructure:"OutboundConfigPath"`
-	RouteConfigPath    string           `mapstructure:"RouteConfigPath"`
-	ConnectionConfig   *ConnetionConfig `mapstructure:"ConnectionConfig"`
-	NodesConfig        []*NodeConfig    `mapstructure:"Nodes"`
+	LogConfig          *LogConfig       `yaml:"Log"`
+	DnsConfigPath      string           `yaml:"DnsConfigPath"`
+	InboundConfigPath  string           `yaml:"InboundConfigPath"`
+	OutboundConfigPath string           `yaml:"OutboundConfigPath"`
+	RouteConfigPath    string           `yaml:"RouteConfigPath"`
+	ConnectionConfig   *ConnetionConfig `yaml:"ConnectionConfig"`
+	NodesConfig        []*NodeConfig    `yaml:"Nodes"`
 }
 
 func New() *Conf {
@@ -21,3 +28,18 @@ func New() *Conf {
 		NodesConfig:        []*NodeConfig{},
 	}
 }
+
+func (p *Conf) LoadFromPath(filePath string) error {
+	confPath := path.Dir(filePath)
+	os.Setenv("XRAY_LOCATION_ASSET", confPath)
+	os.Setenv("XRAY_LOCATION_CONFIG", confPath)
+	f, err := os.Open(filePath)
+	if err != nil {
+		return fmt.Errorf("open config file error: %v", err)
+	}
+	err = yaml.NewDecoder(f).Decode(p)
+	if err != nil {
+		return fmt.Errorf("decode config error: %v", err)
+	}
+	return nil
+}