f561593b1a
* feat(backend): added a mechanism to control memory consumption * feat(backend): extra log for system allocation * feat(backend): implemented new memory manager in db and heuristics service
62 lines
1.1 KiB
Go
62 lines
1.1 KiB
Go
package db
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import (
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"log"
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"openreplay/backend/pkg/memory"
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"time"
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"openreplay/backend/internal/config/db"
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"openreplay/backend/internal/db/datasaver"
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"openreplay/backend/internal/service"
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"openreplay/backend/pkg/queue/types"
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)
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type dbImpl struct {
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cfg *db.Config
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consumer types.Consumer
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saver datasaver.Saver
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mm memory.Manager
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}
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func New(cfg *db.Config, consumer types.Consumer, saver datasaver.Saver, mm memory.Manager) service.Interface {
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s := &dbImpl{
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cfg: cfg,
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consumer: consumer,
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saver: saver,
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mm: mm,
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}
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go s.run()
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return s
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}
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func (d *dbImpl) run() {
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commitTick := time.Tick(d.cfg.CommitBatchTimeout)
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for {
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select {
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case <-commitTick:
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d.commit()
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case msg := <-d.consumer.Rebalanced():
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log.Println(msg)
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default:
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if !d.mm.HasFreeMemory() {
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continue
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}
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if err := d.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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func (d *dbImpl) commit() {
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d.saver.Commit()
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d.consumer.Commit()
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}
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func (d *dbImpl) Stop() {
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d.commit()
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if err := d.saver.Close(); err != nil {
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log.Printf("saver.Close error: %s", err)
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}
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d.consumer.Close()
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}
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