Connect to db (not working yet)

makefile

@@ -40,7 +40,7 @@ api: api-start
 api-init:
 	cd src/api; go build -o ../../bin/engine_x_mgmt
 api-start:
-	./bin/engine_x_mgmt &
+	cd bin; ./engine_x_mgmt 
 api-stop:
 	
 # Setup UI

src/api/helper/11_QueryDB.go

@@ -0,0 +1,40 @@
+package helper
+
+import (
+	"database/sql"
+	"encoding/json"
+	"fmt"
+
+	_ "github.com/go-sql-driver/mysql"
+)
+
+func QueryString(queryStr string) []byte {
+	db_string := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s", Db_User, Db_Pass, Db_Host, Db_Port, Db_Default_Db)
+	conn, err := sql.Open("mysql", db_string)
+	if err != nil {
+		LogErrorWarning(err)
+		return []byte("Error while connecting to database")
+	}
+	defer conn.Close()
+
+	qdata, err := conn.Query(queryStr)
+	LogErrorWarning(err)
+	defer qdata.Close()
+
+	kvp := make(map[string]string)
+
+	for qdata.Next() {
+		var key string
+		var value string
+
+		err = qdata.Scan(&key, &value)
+		LogErrorWarning(err)
+		kvp[key] = value
+	}
+
+	jsonData, err := json.Marshal(kvp)
+	if err != nil {
+		return []byte("Error while generating json")
+	}
+	return jsonData
+}