diff --git a/.gitignore b/.gitignore
index 66fd13c..0e72e25 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,5 @@
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
+.idea
+.vscode
diff --git a/abstract.go b/abstract.go
new file mode 100644
index 0000000..7503267
--- /dev/null
+++ b/abstract.go
@@ -0,0 +1,56 @@
+// Package balance ...
+//
+// Description : 接口定义
+//
+// Author : go_developer@163.com<张德满>
+//
+// Date : 2021-04-01 2:43 下午
+package balance
+
+import (
+	"github.com/go-developer/gopkg/easylock"
+)
+
+// SeverNode 服务器节点的数据结构
+//
+// Author : go_developer@163.com<张德满>
+//
+// Date : 2:46 下午 2021/4/1
+type SeverNode struct {
+	Host   string  `json:"host"`
+	Port   int     `json:"port"`
+	Weight float64 `json:"weight"`
+	Status int     `json:"status"`
+}
+
+// Server server 的具体配置
+//
+// Author : go_developer@163.com<张德满>
+//
+// Date : 2:59 下午 2021/4/1
+type Server struct {
+	lock     easylock.EasyLock
+	NodeList []*SeverNode
+}
+
+// Add 添加一个Server
+//
+// Author : go_developer@163.com<张德满>
+//
+// Date : 3:00 下午 2021/4/1
+func (s *Server) Add(node *SeverNode) {
+	s.lock.Lock("")
+	defer s.lock.Unlock("")
+	s.NodeList = append(s.NodeList, node)
+}
+
+// IBalance 负载均衡的接口定义
+//
+// Author : go_developer@163.com<张德满>
+//
+// Date : 2:44 下午 2021/4/1
+type IBalance interface {
+	Get() string
+	Add(node string)
+	Remove(node string)
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..17bf25a
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,5 @@
+module github.com/go-developer/balance
+
+go 1.16
+
+require github.com/go-developer/gopkg v0.0.0-20210326100134-08a8a8015cc5
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..f654069
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,141 @@
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