Added default null value for datetime.

management/server/account.go

@@ -308,7 +308,7 @@ type UserInfo struct {
 	IsServiceUser        bool                                       `json:"is_service_user"`
 	IsBlocked            bool                                       `json:"is_blocked"`
 	NonDeletable         bool                                       `json:"non_deletable"`
-	LastLogin            time.Time                                  `json:"last_login"`
+	LastLogin            time.Time                                  `json:"last_login" gorm:"default:null"`
 	Issued               string                                     `json:"issued"`
 	IntegrationReference integration_reference.IntegrationReference `json:"-"`
 	Permissions          UserPermissions                            `json:"permissions"`

management/server/peer/peer.go

@@ -40,7 +40,7 @@ type Peer struct {
 
 	InactivityExpirationEnabled bool
 	// LastLogin the time when peer performed last login operation
-	LastLogin time.Time
+	LastLogin time.Time `gorm:"default:null"`
 	// CreatedAt records the time the peer was created
 	CreatedAt time.Time
 	// Indicate ephemeral peer attribute
@@ -51,7 +51,7 @@ type Peer struct {
 
 type PeerStatus struct { //nolint:revive
 	// LastSeen is the last time peer was connected to the management service
-	LastSeen time.Time
+	LastSeen time.Time `gorm:"default:null"`
 	// Connected indicates whether peer is connected to the management service or not
 	Connected bool
 	// LoginExpired

management/server/personal_access_token.go

@@ -35,7 +35,7 @@ type PersonalAccessToken struct {
 	// scope could be added in future
 	CreatedBy string
 	CreatedAt time.Time
-	LastUsed  time.Time
+	LastUsed  time.Time `gorm:"default:null"`
 }
 
 func (t *PersonalAccessToken) Copy() *PersonalAccessToken {

management/server/setupkey.go

@@ -87,7 +87,7 @@ type SetupKey struct {
 	// UsedTimes indicates how many times the key was used
 	UsedTimes int
 	// LastUsed last time the key was used for peer registration
-	LastUsed time.Time
+	LastUsed time.Time `gorm:"default:null"`
 	// AutoGroups is a list of Group IDs that are auto assigned to a Peer when it uses this key to register
 	AutoGroups []string `gorm:"serializer:json"`
 	// UsageLimit indicates the number of times this key can be used to enroll a machine.