bugfix + reset timed out tasks

storage/maintenance.go

@@ -1,5 +1,9 @@
 package storage
 
+import (
+	"github.com/Sirupsen/logrus"
+)
+
 func (database *Database) ResetFailedTasks(pid int64) int64 {
 
 	db := database.getDB()
@@ -11,3 +15,20 @@ func (database *Database) ResetFailedTasks(pid int64) int64 {
 	rowsAffected, _ := res.RowsAffected()
 	return rowsAffected
 }
+
+func (database *Database) ResetTimedOutTasks() {
+
+	db := database.getDB()
+
+	res, err := db.Exec(`
+		UPDATE task SET assignee=NULL, assign_time=NULL
+		WHERE status=1 AND assignee IS NOT NULL
+		AND extract(epoch from now() at time zone 'utc') > (assign_time + max_assign_time);`)
+	handleErr(err)
+
+	rowsAffected, _ := res.RowsAffected()
+
+	logrus.WithFields(logrus.Fields{
+		"rowsAffected": rowsAffected,
+	}).Info("Reset timed out tasks")
+}