155 lines
2.8 KiB
Go
155 lines
2.8 KiB
Go
package event_sender_go
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import (
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"context"
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"google.golang.org/grpc"
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//"loafle.com/overflow/agent_api/observer/messages"
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pb "loafle.com/overflow/crawler_go/grpc"
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q "loafle.com/overflow/queue_go"
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"log"
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"reflect"
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"sync"
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)
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var (
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instance *EventSender
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once sync.Once
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)
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const (
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CENTRAL_ADDR = "192.168.1.105:50052"
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SENDER_ID = "OVERFLOW_EVENT_SENDER"
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DEFAULT_INTERVAL = 1
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)
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type Data struct {
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AgentId string
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SensorId string
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Data map[string]string
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StartedAt uint64
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FinishedAt uint64
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}
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func GetInstance() *EventSender {
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once.Do(func() {
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instance = &EventSender{}
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})
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return instance
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}
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//func init() {
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// ch := make(chan interface{}, 0)
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// ch1 := make(chan interface{}, 0)
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// observer.Add(messages.CFG_LOADED, ch)
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// observer.Add(messages.SCF_STOPPED, ch1)
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// handleInit(ch, ch1)
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//}
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//
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//func handleInit(ch chan interface{}, ch1 chan interface{}) {
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// es := GetInstance()
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// go func() {
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// data := <-ch
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// log.Println("handleInit", data)
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// //ds.gconf = data.(cm.ConfigManager).GetGlobalConfig()
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// es.start()
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// observer.Remove(messages.CFG_LOADED, ch)
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// }()
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//
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// go func() {
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// data := <-ch1
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// observer.Notify(messages.QUEUE_EVENT, data)
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// time.Sleep(2 * time.Second)
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// es.Stop()
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// }()
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//}
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func Start(ch chan bool) (err error) {
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es := GetInstance()
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es.start()
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ch <- true
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return nil
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}
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func Stop() (err error) {
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es := GetInstance()
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es.stop()
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return nil
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}
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func AddEventData(event interface{}) {
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es := GetInstance()
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es.lq.PushItem(event)
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}
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type EventSender struct {
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once sync.Once
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lq *q.LoafleQueue
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sc chan interface{}
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}
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func (es *EventSender) start() {
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es.sc = make(chan interface{}, 0)
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es.lq = q.NewQueue(DEFAULT_INTERVAL, es.sc)
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go es.checkQueue()
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}
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func (es *EventSender) stop() {
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if es.sc != nil {
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es.lq.Close()
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close(es.sc)
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es.sc = nil
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}
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}
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func (es *EventSender) checkQueue() {
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result := make([]*Data, 0)
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for sc := range es.sc {
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items := reflect.ValueOf(sc)
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if items.Kind() != reflect.Slice {
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log.Println("ddddd")
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}
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for i := 0; i < items.Len(); i++ {
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item := items.Index(i).Elem().Interface()
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tempCollectedData := item.(q.Item)
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collectedData := tempCollectedData.Value.(*Data)
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collectedData.AgentId = agentIdentifier()
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result = append(result, collectedData)
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//log.Println("Result Len: ", len(result))
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}
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es.send(result)
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result = nil
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}
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}
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func (es *EventSender) send(data []*Data) {
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log.Println("Send Started")
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conn, err := grpc.Dial(CENTRAL_ADDR, grpc.WithInsecure())
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if err != nil {
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log.Fatal("Connection Error :", err.Error())
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return
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}
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defer conn.Close()
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client := pb.NewStatusClient(conn)
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out, err := client.Status(context.Background(), &pb.Empty{})
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if err != nil {
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log.Fatal("client Error:", err.Error())
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return
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}
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log.Print(out)
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}
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func agentIdentifier() string {
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return "agentID_000000001"
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}
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