wormhole-explorer/fly/storage/db.go

26 lines
719 B
Go

package storage
import (
"context"
"time"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"
"go.uber.org/zap"
)
// GetDB connects to DB and returns a client that will disconnect when the passed in context is cancelled
func GetDB(appCtx context.Context, log *zap.Logger, uri, databaseName string) (*mongo.Database, error) {
cli, err := mongo.Connect(appCtx, options.Client().ApplyURI(uri))
if err != nil {
return nil, err
}
go func() {
<-appCtx.Done()
ctx, _ := context.WithDeadline(context.Background(), time.Now().Add(30*time.Second))
err := cli.Disconnect(ctx)
log.Error("error disconnecting from db", zap.Error(err))
}()
return cli.Database(databaseName), err
}