func (tr *taskRunner) tryRecover(err error) error {
log.Warning("try recover from ", err)
tr.cleanupOutgoingTasks(err)
//try to recover
c, err := redisconn.NewConnection(tr.redisAddr, tr.netTimeout)
if err != nil {
tr.cleanupQueueTasks() //do not block dispatcher
log.Warning(err)
time.Sleep(1 * time.Second)
return err
}
tr.c = c
go tr.readloop()
return nil
}
func NewTaskRunner(addr string, netTimeout int) (*taskRunner, error) {
tr := &taskRunner{
in: make(chan interface{}, 1000),
out: make(chan interface{}, 1000),
redisAddr: addr,
tasks: list.New(),
netTimeout: netTimeout,
}
c, err := redisconn.NewConnection(addr, netTimeout)
if err != nil {
return nil, err
}
tr.c = c
go tr.writeloop()
go tr.readloop()
return tr, nil
}