func StartChannelSenderStage1(channel_name string, stage1_channel chan *lib.PostMessage, stage2_channel_list []chan *lib.PostMessage) chan bool {
close_chan := make(chan bool)
go func() {
defer func() {
if err := recover(); err != nil {
utils.Log.Println(err)
debug.PrintStack()
}
}()
var idx int
var post_message *lib.PostMessage
for {
select {
case <-close_chan:
utils.Log.Printf("Channel [%s] SenderStage1 has quit...\n", channel_name)
close_chan <- true
return
case post_message = <-stage1_channel:
if post_message.ToUser == "" {
// channel内广播消息
for idx = range stage2_channel_list {
select {
case stage2_channel_list[idx] <- post_message:
case _ = <-wheel_milliseconds.After(10 * time.Millisecond):
utils.Log.Printf("ChannelSenderStage1: Stage2 channel is full, channel: %s!!!\n", channel_name)
}
}
} else {
// 发送给channel的指定用户
user_id_hash := utils.GenKey(post_message.ToUser)
hash_key := user_id_hash % uint32(CHANNEL_LOCKS)
select {
case stage2_channel_list[hash_key] <- post_message:
case _ = <-wheel_milliseconds.After(10 * time.Millisecond):
utils.Log.Printf("ChannelSenderStage1: Stage2 channel is full, channel: %s!!!\n", channel_name)
}
}
if ServerDebug {
utils.Log.Println("ChannelSenderStage1: send post_message to stage2_channel", post_message)
}
}
}
}()
return close_chan
}
func (this *Channel) getLock(user_id string) (*sync.RWMutex, uint32) {
user_id_hash := utils.GenKey(user_id)
user_lock_id := user_id_hash % uint32(CHANNEL_LOCKS)
return this.UsersLock[user_lock_id], user_lock_id
}