diff --git a/pkg/api/base.go b/pkg/api/base.go
index e6f28ea..224b562 100644
--- a/pkg/api/base.go
+++ b/pkg/api/base.go
@@ -19,12 +19,6 @@ package api
 
 type ApiType int32
 
-const (
-	REST_VALUE  = "REST"
-	GRPC_VALUE  = "GRPC"
-	DUBBO_VALUE = "DUBBO"
-)
-
 // Status is the components status
 type Status int32
 
diff --git a/pkg/api/config/api_config.go b/pkg/api/config/api_config.go
index 825f9a8..a7764d3 100644
--- a/pkg/api/config/api_config.go
+++ b/pkg/api/config/api_config.go
@@ -76,6 +76,12 @@ type PluginsGroup struct {
 	Plugins   []Plugin `json:"plugins" yaml:"plugins"`
 }
 
+//PluginsConfig defines the pre & post plugins
+type PluginsConfig struct {
+	PrePlugins  []*PluginsInUse `json:"pre" yaml:"pre"`
+	PostPlugins []*PluginsInUse `json:"post" yaml:"post"`
+}
+
 type PluginsInUse struct {
 	GroupNames  []string `json:"groupNames" yaml:"groupNames"`
 	PluginNames []string `json:"pluginNames" yaml:"pluginNames"`
@@ -88,7 +94,7 @@ type Resource struct {
 	Timeout     time.Duration     `json:"timeout" yaml:"timeout"`
 	Description string            `json:"description" yaml:"description"`
 	Filters     []string          `json:"filters" yaml:"filters"`
-	Plugins     PluginsInUse      `json:"plugins" yaml:"plugins"`
+	Plugins     PluginsConfig     `json:"plugins" yaml:"plugins"`
 	Methods     []Method          `json:"methods" yaml:"methods"`
 	Resources   []Resource        `json:"resources,omitempty" yaml:"resources,omitempty"`
 	Headers     map[string]string `json:"headers,omitempty" yaml:"headers,omitempty"`