212 lines
5.5 KiB
Go
212 lines
5.5 KiB
Go
// Copyright (c) 2024 Proton AG
|
|
//
|
|
// This file is part of Proton Mail Bridge.
|
|
//
|
|
// Proton Mail Bridge is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// Proton Mail Bridge 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 General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
package logging
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
type WriteCloser struct {
|
|
bytes.Buffer
|
|
}
|
|
|
|
func (c *WriteCloser) Close() error {
|
|
return nil
|
|
}
|
|
|
|
func TestLogging_Rotator(t *testing.T) {
|
|
n := 0
|
|
|
|
getFile := func(_ int) (io.WriteCloser, error) {
|
|
n++
|
|
return &WriteCloser{}, nil
|
|
}
|
|
|
|
r, err := NewRotator(10, getFile, nullPruner)
|
|
require.NoError(t, err)
|
|
|
|
_, err = r.Write([]byte("12345"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 1, n)
|
|
|
|
_, err = r.Write([]byte("12345"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 1, n)
|
|
|
|
_, err = r.Write([]byte("01234"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 2, n)
|
|
|
|
_, err = r.Write([]byte("01234"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 2, n)
|
|
|
|
_, err = r.Write([]byte("01234"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 3, n)
|
|
|
|
_, err = r.Write([]byte("01234"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 3, n)
|
|
|
|
_, err = r.Write([]byte("01234"))
|
|
require.NoError(t, err)
|
|
assert.Equal(t, 4, n)
|
|
}
|
|
|
|
func TestLogging_DefaultRotator(t *testing.T) {
|
|
fiveBytes := []byte("00000")
|
|
tmpDir := os.TempDir()
|
|
|
|
sessionID := NewSessionID()
|
|
basePath := filepath.Join(tmpDir, string(sessionID))
|
|
|
|
r, err := NewDefaultRotator(tmpDir, sessionID, "bri", 10, NoPruning)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, countFilesMatching(basePath+"_bri_000_*.log"))
|
|
require.Equal(t, 1, countFilesMatching(basePath+"*.log"))
|
|
|
|
_, err = r.Write(fiveBytes)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, countFilesMatching(basePath+"*.log"))
|
|
|
|
_, err = r.Write(fiveBytes)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 1, countFilesMatching(basePath+"*.log"))
|
|
|
|
_, err = r.Write(fiveBytes)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 2, countFilesMatching(basePath+"*.log"))
|
|
require.Equal(t, 1, countFilesMatching(basePath+"_bri_001_*.log"))
|
|
|
|
for i := 0; i < 4; i++ {
|
|
_, err = r.Write(fiveBytes)
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
require.NoError(t, r.wc.Close())
|
|
|
|
// total written: 35 bytes, i.e. 4 log files
|
|
logFileCount := countFilesMatching(basePath + "*.log")
|
|
require.Equal(t, 4, logFileCount)
|
|
for i := 0; i < logFileCount; i++ {
|
|
require.Equal(t, 1, countFilesMatching(basePath+fmt.Sprintf("_bri_%03d_*.log", i)))
|
|
}
|
|
|
|
cleanupLogs(t, sessionID)
|
|
}
|
|
|
|
func TestLogging_DefaultRotatorWithPruning(t *testing.T) {
|
|
tenBytes := []byte("0000000000")
|
|
tmpDir := t.TempDir()
|
|
|
|
sessionID := NewSessionID()
|
|
basePath := filepath.Join(tmpDir, string(sessionID))
|
|
|
|
// fill the log dir while below the pruning quota
|
|
r, err := NewDefaultRotator(tmpDir, sessionID, "bri", 10, 40)
|
|
require.NoError(t, err)
|
|
for i := 0; i < 4; i++ {
|
|
_, err = r.Write(tenBytes)
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
// from now on at every rotation, (i.e. every write in this case), we will prune, then create a new file.
|
|
// we should always have 4 files, remaining after prune, plus the newly rotated file with the last written bytes.
|
|
for i := 0; i < 10; i++ {
|
|
_, err := r.Write(tenBytes)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 5, countFilesMatching(basePath+"_bri_*.log"))
|
|
}
|
|
|
|
require.NoError(t, r.wc.Close())
|
|
|
|
// Final check. 000, 010, 011, 012 are what's left after the last pruning, 013 never got to pass through pruning.
|
|
checkFolderContent(t, tmpDir, []fileInfo{
|
|
{filename: string(sessionID) + "_bri_000" + logFileSuffix, size: 10},
|
|
{filename: string(sessionID) + "_bri_010" + logFileSuffix, size: 10},
|
|
{filename: string(sessionID) + "_bri_011" + logFileSuffix, size: 10},
|
|
{filename: string(sessionID) + "_bri_012" + logFileSuffix, size: 10},
|
|
{filename: string(sessionID) + "_bri_013" + logFileSuffix, size: 10},
|
|
}...)
|
|
}
|
|
|
|
func BenchmarkRotate(b *testing.B) {
|
|
benchRotate(b, DefaultMaxLogFileSize, getTestFile(b, b.TempDir(), DefaultMaxLogFileSize-1))
|
|
}
|
|
|
|
func benchRotate(b *testing.B, logSize int64, getFile func(index int) (io.WriteCloser, error)) {
|
|
r, err := NewRotator(logSize, getFile, nullPruner)
|
|
require.NoError(b, err)
|
|
|
|
for n := 0; n < b.N; n++ {
|
|
require.NoError(b, r.rotate())
|
|
|
|
f, ok := r.wc.(*os.File)
|
|
require.True(b, ok)
|
|
require.NoError(b, os.Remove(f.Name()))
|
|
}
|
|
}
|
|
|
|
func getTestFile(b *testing.B, dir string, length int) func(int) (io.WriteCloser, error) {
|
|
return func(index int) (io.WriteCloser, error) {
|
|
b.StopTimer()
|
|
defer b.StartTimer()
|
|
|
|
f, err := os.CreateTemp(dir, "log")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if _, err := f.Write(make([]byte, length)); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if err := f.Sync(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return f, nil
|
|
}
|
|
}
|
|
|
|
func countFilesMatching(pattern string) int {
|
|
files, err := filepath.Glob(pattern)
|
|
if err != nil {
|
|
return -1
|
|
}
|
|
|
|
return len(files)
|
|
}
|
|
|
|
func cleanupLogs(t *testing.T, sessionID SessionID) {
|
|
paths, err := filepath.Glob(filepath.Join(os.TempDir(), string(sessionID)+"*.log"))
|
|
require.NoError(t, err)
|
|
for _, path := range paths {
|
|
require.NoError(t, os.Remove(path))
|
|
}
|
|
}
|