func LoadAllQueues(db *bolt.DB, msgStore *msgstore.MessageStore, deleteChan chan *Queue) (map[string]*Queue, error) {
queueStateMap, err := persist.LoadAll(db, QUEUE_BUCKET_NAME, &QueueStateFactory{})
if err != nil {
return nil, err
}
var ret = make(map[string]*Queue)
for key, state := range queueStateMap {
ret[key] = NewFromPersistedState(state.(*gen.QueueState), msgStore, deleteChan)
}
return ret, nil
}
func LoadAllExchanges(db *bolt.DB, deleteChan chan *Exchange) (map[string]*Exchange, error) {
exStateMap, err := persist.LoadAll(db, EXCHANGES_BUCKET_NAME, &ExchangeStateFactory{})
if err != nil {
return nil, err
}
var ret = make(map[string]*Exchange)
for key, state := range exStateMap {
ret[key] = NewFromExchangeState(state.(*gen.ExchangeState), deleteChan)
}
return ret, nil
}
func (ms *MessageStore) LoadQueueFromDisk(queueName string) (*list.List, error) { // list[amqp.QueueMessage]
var ret = list.New()
qmMap, err := persist.LoadAll(ms.db, []byte(fmt.Sprintf("queue_%s", queueName)), &QueueMessageFactory{})
if err != nil {
return nil, err
}
for _, unmarshaler := range qmMap {
var qm = unmarshaler.(*amqp.QueueMessage)
qm.LocalId = -1
ret.PushFront(qm)
}
return ret, nil
}
func (ms *MessageStore) LoadMessages() error {
// Index
imMap, err := persist.LoadAll(ms.db, MESSAGE_INDEX_BUCKET, &IndexMessageFactory{})
if err != nil {
return err
}
for _, unmarshaler := range imMap {
var im = unmarshaler.(*amqp.IndexMessage)
ms.index[im.Id] = im
}
// Content
// TODO: don't load all content if it won't fit in memory
mMap, err := persist.LoadAll(ms.db, MESSAGE_CONTENT_BUCKET, &MessageContentFactory{})
if err != nil {
return err
}
for _, unmarshaler := range mMap {
var msg = unmarshaler.(*amqp.Message)
ms.messages[msg.Id] = msg
}
return nil
}
func LoadAllBindings(db *bolt.DB) (map[string]*Binding, error) {
exStateMap, err := persist.LoadAll(db, BINDINGS_BUCKET_NAME, &BindingStateFactory{})
if err != nil {
return nil, err
}
var ret = make(map[string]*Binding)
for key, state := range exStateMap {
var sb = state.(*gen.BindingState)
// TODO: we don't actually know if topic is true, so this is extra work
// for other exchange binding types
ret[key], err = NewBinding(sb.QueueName, sb.ExchangeName, sb.Key, sb.Arguments, sb.Topic)
if err != nil {
return nil, err
}
}
return ret, nil
}