add domain zone and record get / update

modules/setting.go

@@ -0,0 +1,49 @@
+package setting
+
+import (
+	"io/ioutil"
+	"log"
+	"os"
+	"path"
+	"path/filepath"
+
+	"gopkg.in/yaml.v2"
+)
+
+type Config struct {
+	Domains []struct {
+		Name string   `yaml:"name"`
+		Sub  []string `yaml:"subdomain,flow"`
+	} `yaml:"domains"`
+}
+
+func LoadConfig(fp ...string) *Config {
+	var p string
+	if len(fp) > 0 && len(fp[0]) > 0 {
+		p = fp[0]
+	} else {
+		dir, err := os.Getwd()
+		if err != nil {
+			log.Fatal(err)
+		}
+		p = path.Join(dir, "config.yml")
+	}
+	zone := &Config{}
+
+	p, err := filepath.Abs(p)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	data, err := ioutil.ReadFile(p)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	err = yaml.Unmarshal([]byte(data), &zone)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	return zone
+}