gotosocial/internal/db/bundb/trace.go

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/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package bundb
import (
"context"
"database/sql"
"time"
"github.com/sirupsen/logrus"
"github.com/uptrace/bun"
)
func newDebugQueryHook() bun.QueryHook {
return &debugQueryHook{
}
}
// debugQueryHook implements bun.QueryHook
type debugQueryHook struct {
}
func (q *debugQueryHook) BeforeQuery(ctx context.Context, _ *bun.QueryEvent) context.Context {
// do nothing
return ctx
}
// AfterQuery logs the time taken to query, the operation (select, update, etc), and the query itself as translated by bun.
func (q *debugQueryHook) AfterQuery(_ context.Context, event *bun.QueryEvent) {
dur := time.Since(event.StartTime).Round(time.Microsecond)
l := logrus.WithFields(logrus.Fields{
"duration": dur,
"operation": event.Operation(),
})
if event.Err != nil && event.Err != sql.ErrNoRows {
// if there's an error the it'll be handled in the application logic,
// but we can still debug log it here alongside the query
l = l.WithField("query", event.Query)
l.Debug(event.Err)
return
}
l.Tracef("[%s] %s", dur, event.Operation())
}