added support for reading config from file

2 files changed, 45 insertions, 6 deletions

diff --git a/config.go b/config.go
new file mode 100644
index 0000000..2646c23
--- /dev/null
+++ b/config.go
@@ -0,0 +1,36 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+)
+
+type Config struct {
+	Volumes  []VolumeInfo `json:volumes`
+	Interval string       `json:interval`
+}
+
+type VolumeInfo struct {
+	Size  string `json:size`
+	Lower int    `json:lower`
+	Upper int    `json:upper`
+}
+
+func main() {
+	readConfig()
+}
+
+func readConfig() {
+	content, err := ioutil.ReadFile("config.json")
+	if err != nil {
+		fmt.Print("Error:", err)
+	}
+	var conf Config
+	err = json.Unmarshal(content, &conf)
+	if err != nil {
+		fmt.Print("Error:", err)
+	}
+	fmt.Println(conf)
+
+}
diff --git a/config.json b/config.json
index f236414..2efb464 100644
--- a/config.json
+++ b/config.json
@@ -1,15 +1,18 @@
 {
-	"volumes": {
-		"small":{
+	"volumes": [
+		{
+			"size": "small",
 			"upper": 100
 		},
-		"medium":{
+		{
+			"size": "medium",
 			"lower": 100,
 			"upper": 200
 		},
-		"large":{
-			"lower":200
+		{
+			"size": "large",
+			"lower": 200
 		}
-	},
+	],
 	"interval": "10min"
 }