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

78 lines
No EOL
1.7 KiB
Go

package main
import (
"log"
"time"
"os"
"os/signal"
"syscall"
"openreplay/backend/pkg/env"
"openreplay/backend/pkg/messages"
"openreplay/backend/pkg/queue"
"openreplay/backend/pkg/queue/types"
"openreplay/backend/services/assets/cacher"
)
func main() {
log.SetFlags(log.LstdFlags | log.LUTC | log.Llongfile)
GROUP_CACHE := env.String("GROUP_CACHE")
TOPIC_CACHE := env.String("TOPIC_CACHE")
cacher := cacher.NewCacher(
env.String("AWS_REGION"),
env.String("S3_BUCKET_ASSETS"),
env.String("ASSETS_ORIGIN"),
env.Int("ASSETS_SIZE_LIMIT"),
)
consumer := queue.NewMessageConsumer(
GROUP_CACHE,
[]string{ TOPIC_CACHE },
func(sessionID uint64, message messages.Message, e *types.Meta) {
switch msg := message.(type) {
case *messages.AssetCache:
cacher.CacheURL(sessionID, msg.URL)
case *messages.ErrorEvent:
if msg.Source != "js_exception" {
return
}
sourceList, err := extractJSExceptionSources(&msg.Payload)
if err != nil {
log.Printf("Error on source extraction: %v", err)
return
}
for _, source := range sourceList {
cacher.CacheJSFile(source)
}
}
},
)
tick := time.Tick(20 * time.Minute)
sigchan := make(chan os.Signal, 1)
signal.Notify(sigchan, syscall.SIGINT, syscall.SIGTERM)
log.Printf("Cacher service started\n")
for {
select {
case sig := <-sigchan:
log.Printf("Caught signal %v: terminating\n", sig)
consumer.Close()
os.Exit(0)
case err := <-cacher.Errors:
log.Printf("Error while caching: %v", err)
case <-tick:
cacher.UpdateTimeouts()
default:
if err := consumer.ConsumeNext(); err != nil {
log.Fatalf("Error on consumption: %v", err)
}
}
}
}