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audit_dao.go
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audit_dao.go
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/*
Copyright 2014 Outbrain Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package inst
import (
"fmt"
"os"
"time"
"github.com/rcrowley/go-metrics"
"vitess.io/vitess/go/vt/log"
"vitess.io/vitess/go/vt/vtorc/config"
"vitess.io/vitess/go/vt/vtorc/db"
)
var auditOperationCounter = metrics.NewCounter()
func init() {
_ = metrics.Register("audit.write", auditOperationCounter)
}
// AuditOperation creates and writes a new audit entry by given params
func AuditOperation(auditType string, tabletAlias string, message string) error {
keyspace := ""
shard := ""
if tabletAlias != "" {
keyspace, shard, _ = GetKeyspaceShardName(tabletAlias)
}
auditWrittenToFile := false
if config.Config.AuditLogFile != "" {
auditWrittenToFile = true
go func() {
f, err := os.OpenFile(config.Config.AuditLogFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0640)
if err != nil {
log.Error(err)
return
}
defer f.Close()
text := fmt.Sprintf("%s\t%s\t%s\t[%s:%s]\t%s\t\n", time.Now().Format("2006-01-02 15:04:05"), auditType, tabletAlias, keyspace, shard, message)
if _, err = f.WriteString(text); err != nil {
log.Error(err)
}
}()
}
if config.Config.AuditToBackendDB {
_, err := db.ExecVTOrc(`
insert
into audit (
audit_timestamp, audit_type, alias, keyspace, shard, message
) VALUES (
NOW(), ?, ?, ?, ?, ?
)
`,
auditType,
tabletAlias,
keyspace,
shard,
message,
)
if err != nil {
log.Error(err)
return err
}
}
logMessage := fmt.Sprintf("auditType:%s alias:%s keyspace:%s shard:%s message:%s", auditType, tabletAlias, keyspace, shard, message)
if syslogMessage(logMessage) {
auditWrittenToFile = true
}
if !auditWrittenToFile {
log.Infof(logMessage)
}
auditOperationCounter.Inc(1)
return nil
}
// ExpireAudit removes old rows from the audit table
func ExpireAudit() error {
return ExpireTableData("audit", "audit_timestamp")
}