openreplay/backend/services/sink/main.go
2021-11-10 17:04:45 +01:00

94 lines
1.8 KiB
Go

package main
import (
"log"
"encoding/binary"
"time"
"os"
"os/signal"
"syscall"
"openreplay/backend/pkg/env"
"openreplay/backend/pkg/queue"
"openreplay/backend/pkg/queue/types"
. "openreplay/backend/pkg/messages"
)
func main() {
log.SetFlags(log.LstdFlags | log.LUTC | log.Llongfile)
writer := NewWriter(env.Uint16("FS_ULIMIT"), env.String("FS_DIR"))
count := 0
consumer := queue.NewMessageConsumer(
env.String("GROUP_SINK"),
[]string{
env.String("TOPIC_RAW_WEB"),
env.String("TOPIC_RAW_IOS")
},
func(sessionID uint64, message Message, _ *types.Meta) {
//typeID, err := GetMessageTypeID(value)
// if err != nil {
// log.Printf("Message type decoding error: %v", err)
// return
// }
typeID := message.Meta().TypeID
if !IsReplayerType(typeID) {
return
}
count++
value := message.Encode()
var data []byte
if IsIOSType(typeID) {
data = value
} else {
data = make([]byte, len(value)+8)
copy(data[8:], value[:])
binary.LittleEndian.PutUint64(data[0:], message.Meta().Index)
}
if err := writer.Write(sessionID, data); err != nil {
log.Printf("Writer error: %v\n", err)
}
},
)
consumer.DisableAutoCommit()
sigchan := make(chan os.Signal, 1)
signal.Notify(sigchan, syscall.SIGINT, syscall.SIGTERM)
tick := time.Tick(30 * time.Second)
log.Printf("Sink service started\n")
for {
select {
case sig := <-sigchan:
log.Printf("Caught signal %v: terminating\n", sig)
consumer.Commit()
consumer.Close()
os.Exit(0)
case <-tick:
if err := writer.SyncAll(); err != nil {
log.Fatalf("Sync error: %v\n", err)
}
log.Printf("%v messages during 30 sec", count)
count = 0
consumer.Commit()
default:
err := consumer.ConsumeNext()
if err != nil {
log.Fatalf("Error on consumption: %v", err)
}
}
}
}