openreplay/backend/cmd/storage/main.go

93 lines
2.2 KiB
Go

package main
import (
"log"
"openreplay/backend/pkg/pprof"
"os"
"os/signal"
"syscall"
"time"
config "openreplay/backend/internal/config/storage"
"openreplay/backend/internal/storage"
"openreplay/backend/pkg/failover"
"openreplay/backend/pkg/messages"
"openreplay/backend/pkg/monitoring"
"openreplay/backend/pkg/queue"
s3storage "openreplay/backend/pkg/storage"
)
func main() {
metrics := monitoring.New("storage")
log.SetFlags(log.LstdFlags | log.LUTC | log.Llongfile)
cfg := config.New()
if cfg.UseProfiler {
pprof.StartProfilingServer()
}
s3 := s3storage.NewS3(cfg.S3Region, cfg.S3Bucket)
srv, err := storage.New(cfg, s3, metrics)
if err != nil {
log.Printf("can't init storage service: %s", err)
return
}
counter := storage.NewLogCounter()
sessionFinder, err := failover.NewSessionFinder(cfg, srv)
if err != nil {
log.Fatalf("can't init sessionFinder module: %s", err)
}
consumer := queue.NewConsumer(
cfg.GroupStorage,
[]string{
cfg.TopicTrigger,
},
messages.NewMessageIterator(
func(msg messages.Message) {
sesEnd := msg.(*messages.SessionEnd)
if err := srv.Upload(sesEnd); err != nil {
log.Printf("upload session err: %s, sessID: %d", err, msg.SessionID())
sessionFinder.Find(msg.SessionID(), sesEnd.Timestamp)
}
// Log timestamp of last processed session
counter.Update(msg.SessionID(), time.UnixMilli(msg.Meta().Batch().Timestamp()))
},
[]int{messages.MsgSessionEnd},
true,
),
false,
cfg.MessageSizeLimit,
)
log.Printf("Storage service started\n")
sigchan := make(chan os.Signal, 1)
signal.Notify(sigchan, syscall.SIGINT, syscall.SIGTERM)
counterTick := time.Tick(time.Second * 30)
for {
select {
case sig := <-sigchan:
log.Printf("Caught signal %v: terminating\n", sig)
sessionFinder.Stop()
srv.Wait()
consumer.Close()
os.Exit(0)
case <-counterTick:
go counter.Print()
srv.Wait()
if err := consumer.Commit(); err != nil {
log.Printf("can't commit messages: %s", err)
}
case msg := <-consumer.Rebalanced():
log.Println(msg)
default:
err := consumer.ConsumeNext()
if err != nil {
log.Fatalf("Error on consumption: %v", err)
}
}
}
}