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[NOD-994] Greatly increase the amount of logs kaspad keeps before rotating them away (#720)

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* [NOD-994] Greatly increased the amount of logs kaspad keeps before rotating them away

* [NOD-994] Actually invcrease the log file

* [NOD-994] Update comments

* [NOD-994] Fix typo
This commit is contained in:
Svarog 2020-05-14 10:58:46 +03:00 committed by GitHub
parent 378f0b659a
commit 28681affda
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 4 deletions
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2
logger/logger.go
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@ -113,7 +113,7 @@ var subsystemLoggers = map[string]*logs.Logger{
// InitLog attaches log file and error log file to the backend log.
func InitLog(logFile, errLogFile string) {
err := BackendLog.AddLogFile(logFile, logs.LevelTrace)
err := BackendLog.AddLogFileWithCustomRotator(logFile, logs.LevelTrace, 100*1024, 4)
if err != nil {
fmt.Fprintf(os.Stderr, "Error adding log file %s as log rotator for level %s: %s", logFile, logs.LevelTrace, err)
os.Exit(1)

19
logs/logs.go
View File

@ -35,7 +35,6 @@ package logs
import (
"bytes"
"fmt"
"github.com/pkg/errors"
"os"
"path/filepath"
"runtime"
@ -44,6 +43,8 @@ import (
"sync/atomic"
"time"
"github.com/pkg/errors"
"github.com/jrick/logrotate/rotator"
)
@ -265,15 +266,27 @@ func callsite(flag uint32) (string, int) {
return file, line
}
const (
defaultThresholdKB = 10 * 1024
defaultMaxRolls = 3
)
// AddLogFile adds a file which the log will write into on a certain
// log level. It'll create the file if it doesn't exist.
// log level with the default log rotation settings. It'll create the file if it doesn't exist.
func (b *Backend) AddLogFile(logFile string, logLevel Level) error {
return b.AddLogFileWithCustomRotator(logFile, logLevel, defaultThresholdKB, defaultMaxRolls)
}
// AddLogFileWithCustomRotator adds a file which the log will write into on a certain
// log level, with the specified log rotation settings.
// It'll create the file if it doesn't exist.
func (b *Backend) AddLogFileWithCustomRotator(logFile string, logLevel Level, thresholdKB int64, maxRolls int) error {
logDir, _ := filepath.Split(logFile)
err := os.MkdirAll(logDir, 0700)
if err != nil {
return errors.Errorf("failed to create log directory: %s", err)
}
r, err := rotator.New(logFile, 10*1024, false, 3)
r, err := rotator.New(logFile, thresholdKB, false, maxRolls)
if err != nil {
return errors.Errorf("failed to create file rotator: %s", err)
}