完善更新记录以排查IP分配重复问题

model/change-city.go

@@ -0,0 +1,16 @@
+package model
+
+import "time"
+
+type ChangeCity struct {
+	Id        int       `gorm:"column:id;primaryKey"`
+	Time      time.Time `gorm:"column:time"`
+	CityId    int       `gorm:"column:city_id"`
+	Count     int       `gorm:"column:count"`
+	OffsetOld int       `gorm:"column:offset_old"`
+	OffsetNew int       `gorm:"column:offset_new"`
+}
+
+func (ChangeCity) TableName() string {
+	return "change_city"
+}

model/change-edge.go

@@ -2,9 +2,10 @@ package model
 
 import "time"
 
-type Change struct {
+type ChangeEdge struct {
 	Id      int       `gorm:"column:id;primaryKey"`
 	Time    time.Time `gorm:"column:time"`
+	CityId  int       `gorm:"column:city"`
 	Gateway string    `gorm:"column:macaddr"`
 	OldEdge string    `gorm:"column:edge_old"`
 	NewEdge string    `gorm:"column:edge_new"`
@@ -12,6 +13,6 @@ type Change struct {
 	Info    string    `gorm:"column:info"`
 }
 
-func (Change) TableName() string {
+func (ChangeEdge) TableName() string {
 	return "change"
 }