feat: first version.

service_info.go

@@ -0,0 +1,30 @@
+package bootstrap
+
+import "os"
+
+type ServiceInfo struct {
+	Name     string
+	Version  string
+	Id       string
+	Metadata map[string]string
+}
+
+func NewServiceInfo(name, version, id string) *ServiceInfo {
+	if id == "" {
+		id, _ = os.Hostname()
+	}
+	return &ServiceInfo{
+		Name:     name,
+		Version:  version,
+		Id:       id,
+		Metadata: map[string]string{},
+	}
+}
+
+func (s *ServiceInfo) GetInstanceId() string {
+	return s.Id + "." + s.Name
+}
+
+func (s *ServiceInfo) SetMataData(k, v string) {
+	s.Metadata[k] = v
+}