79 lines
2.1 KiB
Go
79 lines
2.1 KiB
Go
package main
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import (
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"log"
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"openreplay/backend/internal/config/ender"
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"openreplay/backend/internal/sessionender"
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"time"
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"os"
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"os/signal"
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"syscall"
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"openreplay/backend/pkg/intervals"
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logger "openreplay/backend/pkg/log"
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"openreplay/backend/pkg/messages"
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"openreplay/backend/pkg/queue"
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"openreplay/backend/pkg/queue/types"
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)
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func main() {
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log.SetFlags(log.LstdFlags | log.LUTC | log.Llongfile)
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// Load service configuration
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cfg := ender.New()
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// Init all modules
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statsLogger := logger.NewQueueStats(cfg.LoggerTimeout)
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sessions := sessionender.New(intervals.EVENTS_SESSION_END_TIMEOUT)
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producer := queue.NewProducer()
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consumer := queue.NewMessageConsumer(
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cfg.GroupEvents,
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[]string{
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cfg.TopicRawWeb,
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cfg.TopicRawIOS,
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},
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func(sessionID uint64, msg messages.Message, meta *types.Meta) {
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statsLogger.Collect(sessionID, meta)
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sessions.UpdateSession(sessionID, messages.GetTimestamp(msg))
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},
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false,
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)
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log.Printf("Ender service started\n")
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sigchan := make(chan os.Signal, 1)
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signal.Notify(sigchan, syscall.SIGINT, syscall.SIGTERM)
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tick := time.Tick(intervals.EVENTS_COMMIT_INTERVAL * time.Millisecond)
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for {
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select {
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case sig := <-sigchan:
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log.Printf("Caught signal %v: terminating\n", sig)
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producer.Close(cfg.ProducerTimeout)
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if err := consumer.CommitBack(intervals.EVENTS_BACK_COMMIT_GAP); err != nil {
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log.Printf("can't commit messages with offset: %s", err)
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}
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consumer.Close()
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os.Exit(0)
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case <-tick:
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// Find ended sessions and send notification to other services
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sessions.HandleEndedSessions(func(sessionID uint64, timestamp int64) bool {
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msg := &messages.SessionEnd{Timestamp: uint64(timestamp)}
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if err := producer.Produce(cfg.TopicTrigger, sessionID, messages.Encode(msg)); err != nil {
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log.Printf("can't send message to queue: %s", err)
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return false
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}
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return true
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})
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producer.Flush(cfg.ProducerTimeout)
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if err := consumer.CommitBack(intervals.EVENTS_BACK_COMMIT_GAP); err != nil {
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log.Printf("can't commit messages with offset: %s", err)
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}
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default:
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if err := consumer.ConsumeNext(); err != nil {
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log.Fatalf("Error on consuming: %v", err)
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}
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}
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}
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}
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