Merge remote-tracking branch 'upstream/release-5.3' into release-5.3-daily-merge-20180904

store/sqlstore/channel_store.go

@@ -463,6 +463,11 @@ func (s SqlChannelStore) Update(channel *model.Channel) store.StoreChannel {
 	return store.Do(func(result *store.StoreResult) {
 		channel.PreUpdate()
 
+		if channel.DeleteAt != 0 {
+			result.Err = model.NewAppError("SqlChannelStore.Update", "store.sql_channel.update.archived_channel.app_error", nil, "", http.StatusBadRequest)
+			return
+		}
+
 		if result.Err = channel.IsValid(); result.Err != nil {
 			return
 		}

store/sqlstore/upgrade.go

@@ -484,10 +484,8 @@ func UpgradeDatabaseToVersion52(sqlStore SqlStore) {
 }
 
 func UpgradeDatabaseToVersion53(sqlStore SqlStore) {
-	// TODO: Uncomment following condition when version 5.3.0 is released
-	// if shouldPerformUpgrade(sqlStore, VERSION_5_2_0, VERSION_5_3_0) {
-	sqlStore.AlterColumnTypeIfExists("OutgoingWebhooks", "Description", "varchar(500)", "varchar(500)")
-	sqlStore.AlterColumnTypeIfExists("IncomingWebhooks", "Description", "varchar(500)", "varchar(500)")
-	// 	saveSchemaVersion(sqlStore, VERSION_5_3_0)
-	// }
+	if shouldPerformUpgrade(sqlStore, VERSION_5_2_0, VERSION_5_3_0) {
+		saveSchemaVersion(sqlStore, VERSION_5_3_0)
+	}
+
 }