74 lines
2 KiB
Go
74 lines
2 KiB
Go
package main
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import (
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"log"
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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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"openreplay/backend/pkg/env"
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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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"openreplay/backend/services/ender/builder"
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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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GROUP_EVENTS := env.String("GROUP_ENDER") // env.String("GROUP_EVENTS")
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TOPIC_RAW := env.String("TOPIC_RAW")
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TOPIC_TRIGGER := env.String("TOPIC_TRIGGER")
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builderMap := builder.NewBuilderMap()
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var lastTs int64 = 0
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producer := queue.NewProducer()
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consumer := queue.NewMessageConsumer(
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GROUP_EVENTS,
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[]string{ TOPIC_RAW },
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func(sessionID uint64, msg messages.Message, meta *types.Meta) {
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lastTs = meta.Timestamp
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builderMap.HandleMessage(sessionID, msg, meta.ID)
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builderMap.IterateSessionReadyMessages(sessionID, lastTs, func(readyMsg messages.Message) {
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producer.Produce(TOPIC_TRIGGER, sessionID, messages.Encode(readyMsg))
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})
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},
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)
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consumer.DisableAutoCommit()
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tick := time.Tick(intervals.EVENTS_COMMIT_INTERVAL * time.Millisecond)
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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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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(2000)
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consumer.CommitBack(intervals.EVENTS_BACK_COMMIT_GAP)
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consumer.Close()
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os.Exit(0)
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case <- tick:
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builderMap.IterateReadyMessages(time.Now().UnixNano()/1e6, func(sessionID uint64, readyMsg messages.Message) {
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if _, ok := readyMsg.(*messages.SessionEnd); ok {
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log.Printf("ENDSOME %v", sessionID)
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}
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producer.Produce(TOPIC_TRIGGER, sessionID, messages.Encode(readyMsg))
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})
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// TODO: why exactly do we need Flush here and not in any other place?
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producer.Flush(2000)
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consumer.CommitBack(intervals.EVENTS_BACK_COMMIT_GAP)
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default:
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if err := consumer.ConsumeNext(); err != nil {
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log.Printf("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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