59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package bundb
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import (
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"context"
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"time"
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"github.com/sirupsen/logrus"
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"github.com/uptrace/bun"
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)
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// queryHook implements bun.QueryHook
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type queryHook struct{}
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func (queryHook) BeforeQuery(ctx context.Context, _ *bun.QueryEvent) context.Context {
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return ctx // do nothing
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}
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// AfterQuery logs the time taken to query, the operation (select, update, etc), and the query itself as translated by bun.
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func (queryHook) AfterQuery(_ context.Context, event *bun.QueryEvent) {
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// Get the DB query duration
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dur := time.Since(event.StartTime)
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log := func(lvl logrus.Level, msg string) {
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logrus.WithFields(logrus.Fields{
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"duration": dur,
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"operation": event.Operation(),
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"query": event.Query,
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}).Log(lvl, msg)
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}
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switch {
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// Warn on slow database queries
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case dur > time.Second:
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log(logrus.WarnLevel, "SLOW DATABASE QUERY")
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// On trace, we log query information
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case logrus.GetLevel() == logrus.TraceLevel:
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log(logrus.TraceLevel, "database query")
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}
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}
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