91 lines
1.9 KiB
Go
91 lines
1.9 KiB
Go
package main
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import (
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"context"
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"log"
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"openreplay/backend/pkg/monitoring"
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"os"
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"os/signal"
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"syscall"
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"time"
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"openreplay/backend/internal/assets"
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"openreplay/backend/internal/assets/cacher"
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config "openreplay/backend/internal/config/assets"
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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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/*
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Assets
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*/
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func main() {
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metrics := monitoring.New("assets")
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log.SetFlags(log.LstdFlags | log.LUTC | log.Llongfile)
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cfg := config.New()
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cacher := cacher.NewCacher(
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cfg.AWSRegion,
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cfg.S3BucketAssets,
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cfg.AssetsOrigin,
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cfg.AssetsSizeLimit,
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)
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totalAssets, err := metrics.RegisterCounter("assets_total")
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if err != nil {
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log.Printf("can't create assets_total metric: %s", err)
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}
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consumer := queue.NewMessageConsumer(
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cfg.GroupCache,
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[]string{cfg.TopicCache},
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func(sessionID uint64, message messages.Message, e *types.Meta) {
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switch msg := message.(type) {
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case *messages.AssetCache:
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cacher.CacheURL(sessionID, msg.URL)
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totalAssets.Add(context.Background(), 1)
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case *messages.ErrorEvent:
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if msg.Source != "js_exception" {
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return
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}
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sourceList, err := assets.ExtractJSExceptionSources(&msg.Payload)
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if err != nil {
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log.Printf("Error on source extraction: %v", err)
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return
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}
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for _, source := range sourceList {
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cacher.CacheJSFile(source)
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}
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}
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},
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true,
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)
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log.Printf("Cacher 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(20 * time.Minute)
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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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consumer.Close()
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os.Exit(0)
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case err := <-cacher.Errors:
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log.Printf("Error while caching: %v", err)
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// TODO: notify user
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case <-tick:
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cacher.UpdateTimeouts()
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default:
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if err := consumer.ConsumeNext(); err != nil {
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log.Fatalf("Error on consumption: %v", err)
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}
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}
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}
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}
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