diff --git a/config.default.yml b/config.default.yml
new file mode 100644
index 0000000..de6be51
--- /dev/null
+++ b/config.default.yml
@@ -0,0 +1,7 @@
+url: ''
+verify_value: ''
+domains:
+  - name: ''
+    records:
+      - name: ''
+        type: 'A or AAAA'
diff --git a/go.mod b/go.mod
index 8cf93b5..2875366 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,7 @@ module git.trj.tw/golang/go-ddns-client
 
 go 1.12
 
-require git.trj.tw/golang/utils v0.0.0-20190225142552-b019626f0349
+require (
+	git.trj.tw/golang/utils v0.0.0-20190225142552-b019626f0349
+	gopkg.in/yaml.v2 v2.2.2
+)
diff --git a/go.sum b/go.sum
index 37994ad..e342763 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,5 @@
 git.trj.tw/golang/utils v0.0.0-20190225142552-b019626f0349 h1:V6ifeiJ3ExnjaUylTOz37n6z5uLwm6fjKjnztbTCaQI=
 git.trj.tw/golang/utils v0.0.0-20190225142552-b019626f0349/go.mod h1:yE+qbsUsijCTdwsaQRkPT1CXYk7ftMzXsCaaYx/0QI0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/main.go b/main.go
index 50e8d8d..bb414a6 100644
--- a/main.go
+++ b/main.go
@@ -1,7 +1,22 @@
 package main
 
-import "fmt"
+import (
+	"log"
+
+	"git.trj.tw/golang/go-ddns-client/module/config"
+	"git.trj.tw/golang/go-ddns-client/module/option"
+)
+
+func init() {
+	option.RegOptions()
+}
 
 func main() {
-	fmt.Println("vim-go")
+	var err error
+	opts := option.GetOptions()
+
+	err = config.LoadConfig(opts.Config)
+	if err != nil {
+		log.Fatal(err)
+	}
 }
diff --git a/module/config/config.go b/module/config/config.go
index 205fc71..cc74588 100644
--- a/module/config/config.go
+++ b/module/config/config.go
@@ -2,10 +2,12 @@ package config
 
 import (
 	"errors"
+	"io/ioutil"
 	"os"
 	"path"
 
 	"git.trj.tw/golang/utils"
+	"gopkg.in/yaml.v2"
 )
 
 // RecordData -
@@ -27,6 +29,8 @@ type Config struct {
 	Domains     []DomainData `yaml:"domains"`
 }
 
+var conf *Config
+
 // LoadConfig -
 func LoadConfig(p ...string) error {
 	var fp string
@@ -42,9 +46,23 @@ func LoadConfig(p ...string) error {
 		fp = path.Join(wd, "config.yml")
 	}
 
+	fp = utils.ParsePath(fp)
 	if exists := utils.CheckExists(fp, false); !exists {
 		return errors.New("config file not exists")
 	}
 
+	data, err := ioutil.ReadFile(fp)
+	if err != nil {
+		return err
+	}
+	conf = &Config{}
+	err = yaml.Unmarshal(data, conf)
+	if err != nil {
+		return err
+	}
+
 	return nil
 }
+
+// GetConfig -
+func GetConfig() *Config { return conf }
diff --git a/module/option/option.go b/module/option/option.go
new file mode 100644
index 0000000..022246c
--- /dev/null
+++ b/module/option/option.go
@@ -0,0 +1,23 @@
+package option
+
+import "flag"
+
+// Options -
+type Options struct {
+	Help   bool
+	Config string
+}
+
+var opts *Options
+
+// RegOptions -
+func RegOptions() {
+	opts = &Options{}
+	flag.StringVar(&opts.Config, "config", "", "config file path - default: `pwd/config.yml`")
+	flag.StringVar(&opts.Config, "f", "", "config file path - default: `pwd/config.yml`")
+	flag.BoolVar(&opts.Help, "help", false, "show help")
+	flag.Parse()
+}
+
+// GetOptions -
+func GetOptions() *Options { return opts }