diff --git a/internal/event/agent_check_storage.go b/internal/event/agent_check_storage.go
index 6b2808a..b4d29e1 100644
--- a/internal/event/agent_check_storage.go
+++ b/internal/event/agent_check_storage.go
@@ -11,18 +11,17 @@ import (
 	agtcli "gitlink.org.cn/cloudream/rabbitmq/client/agent"
 	agtmsg "gitlink.org.cn/cloudream/rabbitmq/message/agent"
 	agtevt "gitlink.org.cn/cloudream/rabbitmq/message/agent/event"
+	scevt "gitlink.org.cn/cloudream/rabbitmq/message/scanner/event"
 	"gitlink.org.cn/cloudream/scanner/internal/config"
 )
 
 type AgentCheckStorage struct {
-	StorageID int
-	ObjectIDs []int // 需要检查的Object文件列表，如果为nil（不是为空），则代表进行全量检查
+	scevt.AgentCheckStorage
 }
 
 func NewAgentCheckStorage(storageID int, objectIDs []int) *AgentCheckStorage {
 	return &AgentCheckStorage{
-		StorageID: storageID,
-		ObjectIDs: objectIDs,
+		AgentCheckStorage: scevt.NewAgentCheckStorage(storageID, objectIDs),
 	}
 }
 
diff --git a/internal/event/check_object.go b/internal/event/check_object.go
index 1d72c29..448e109 100644
--- a/internal/event/check_object.go
+++ b/internal/event/check_object.go
@@ -4,15 +4,16 @@ import (
 	"github.com/samber/lo"
 	"gitlink.org.cn/cloudream/common/utils/logger"
 	mysql "gitlink.org.cn/cloudream/db/sql"
+	scevt "gitlink.org.cn/cloudream/rabbitmq/message/scanner/event"
 )
 
 type CheckObject struct {
-	ObjectIDs []int
+	scevt.CheckObject
 }
 
 func NewCheckObject(objIDs []int) *CheckObject {
 	return &CheckObject{
-		ObjectIDs: objIDs,
+		CheckObject: scevt.NewCheckObject(objIDs),
 	}
 }
 
diff --git a/internal/event/check_rep_count.go b/internal/event/check_rep_count.go
index 69bcdf4..9fe012a 100644
--- a/internal/event/check_rep_count.go
+++ b/internal/event/check_rep_count.go
@@ -15,15 +15,16 @@ import (
 
 	"gitlink.org.cn/cloudream/db/model"
 	mysql "gitlink.org.cn/cloudream/db/sql"
+	scevt "gitlink.org.cn/cloudream/rabbitmq/message/scanner/event"
 )
 
 type CheckRepCount struct {
-	FileHashes []string
+	scevt.CheckRepCount
 }
 
 func NewCheckRepCount(fileHashes []string) *CheckRepCount {
 	return &CheckRepCount{
-		FileHashes: fileHashes,
+		CheckRepCount: scevt.NewCheckRepCount(fileHashes),
 	}
 }
 
diff --git a/internal/event/update_agent_state.go b/internal/event/update_agent_state.go
index 24d6f46..613fee9 100644
--- a/internal/event/update_agent_state.go
+++ b/internal/event/update_agent_state.go
@@ -4,11 +4,17 @@ import (
 	"gitlink.org.cn/cloudream/common/consts"
 	"gitlink.org.cn/cloudream/common/utils/logger"
 	mysql "gitlink.org.cn/cloudream/db/sql"
+	scevt "gitlink.org.cn/cloudream/rabbitmq/message/scanner/event"
 )
 
 type UpdateAgentState struct {
-	NodeID     int
-	IPFSStatus string
+	scevt.UpdateAgentState
+}
+
+func NewUpdateAgentState(nodeID int, ipfsState string) *UpdateAgentState {
+	return &UpdateAgentState{
+		UpdateAgentState: scevt.NewUpdateAgentState(nodeID, ipfsState),
+	}
 }
 
 func (t *UpdateAgentState) TryMerge(other Event) bool {
@@ -16,8 +22,8 @@ func (t *UpdateAgentState) TryMerge(other Event) bool {
 }
 
 func (t *UpdateAgentState) Execute(execCtx ExecuteContext) {
-	if t.IPFSStatus != consts.IPFS_STATUS_OK {
-		logger.WithField("NodeID", t.NodeID).Warnf("IPFS status is %s, set node state unavailable", t.IPFSStatus)
+	if t.IPFSState != consts.IPFS_STATUS_OK {
+		logger.WithField("NodeID", t.NodeID).Warnf("IPFS status is %s, set node state unavailable", t.IPFSState)
 
 		err := mysql.Node.ChangeState(execCtx.Args.DB.SQLCtx(), t.NodeID, consts.NODE_STATE_UNAVAILABLE)
 		if err != nil {
diff --git a/internal/event/update_cache.go b/internal/event/update_cache.go
index 8d9598d..3dab9de 100644
--- a/internal/event/update_cache.go
+++ b/internal/event/update_cache.go
@@ -4,29 +4,18 @@ import (
 	evtcst "gitlink.org.cn/cloudream/common/consts/event"
 	"gitlink.org.cn/cloudream/common/utils/logger"
 	mysql "gitlink.org.cn/cloudream/db/sql"
+	scevt "gitlink.org.cn/cloudream/rabbitmq/message/scanner/event"
 )
 
-type UpdateCacheEntry struct {
-	FileHash  string
-	Operation string
-}
-
-func NewUpdateCacheEntry(fileHash string, op string) UpdateCacheEntry {
-	return UpdateCacheEntry{
-		FileHash:  fileHash,
-		Operation: op,
-	}
-}
+type UpdateCacheEntry = scevt.UpdateCacheEntry
 
 type UpdateCache struct {
-	NodeID  int
-	Entries []UpdateCacheEntry
+	scevt.UpdateCache
 }
 
-func NewUpdateCache(nodeID int, entries []UpdateCacheEntry) UpdateCache {
+func NewUpdateCache(nodeID int, entries []scevt.UpdateCacheEntry) UpdateCache {
 	return UpdateCache{
-		NodeID:  nodeID,
-		Entries: entries,
+		UpdateCache: scevt.NewUpdateCache(nodeID, entries),
 	}
 }
 
diff --git a/internal/event/update_storage.go b/internal/event/update_storage.go
index a133364..4e82871 100644
--- a/internal/event/update_storage.go
+++ b/internal/event/update_storage.go
@@ -4,32 +4,17 @@ import (
 	tskcst "gitlink.org.cn/cloudream/common/consts/event"
 	"gitlink.org.cn/cloudream/common/utils/logger"
 	mysql "gitlink.org.cn/cloudream/db/sql"
+	scevt "gitlink.org.cn/cloudream/rabbitmq/message/scanner/event"
 )
 
-type UpdateStorageEntry struct {
-	ObjectID  int
-	UserID    int
-	Operation string
-}
-
-func NewUpdateStorageEntry(objectID int, userID int, op string) UpdateStorageEntry {
-	return UpdateStorageEntry{
-		ObjectID:  objectID,
-		UserID:    userID,
-		Operation: op,
-	}
-}
-
+type UpdateStorageEntry = scevt.UpdateStorageEntry
 type UpdateStorage struct {
-	StorageID       int
-	DirectoryStatus string
-	Entries         []UpdateStorageEntry
+	scevt.UpdateStorage
 }
 
-func NewUpdateStorage(dirStatus string, entries []UpdateStorageEntry) UpdateStorage {
+func NewUpdateStorage(dirState string, entries []UpdateStorageEntry) UpdateStorage {
 	return UpdateStorage{
-		DirectoryStatus: dirStatus,
-		Entries:         entries,
+		UpdateStorage: scevt.NewUpdateStorage(dirState, entries),
 	}
 }
 
@@ -43,7 +28,7 @@ func (t *UpdateStorage) TryMerge(other Event) bool {
 	}
 
 	// 后投递的任务的状态更新一些
-	t.DirectoryStatus = event.DirectoryStatus
+	t.DirectoryState = event.DirectoryState
 	// TODO 可以考虑合并同FileHash和NodeID的记录
 	t.Entries = append(t.Entries, event.Entries...)
 	return true
@@ -51,7 +36,7 @@ func (t *UpdateStorage) TryMerge(other Event) bool {
 
 func (t *UpdateStorage) Execute(execCtx ExecuteContext) {
 
-	err := mysql.Storage.ChangeState(execCtx.Args.DB.SQLCtx(), t.StorageID, t.DirectoryStatus)
+	err := mysql.Storage.ChangeState(execCtx.Args.DB.SQLCtx(), t.StorageID, t.DirectoryState)
 	if err != nil {
 		logger.WithField("StorageID", t.StorageID).Warnf("change storage state failed, err: %s", err.Error())
 	}