Files
netbird/util/logrotate_linux_test.go
Theodor S. Midtlien ece84cac57 Add logging tests
2026-05-21 19:05:16 +02:00

96 lines
2.9 KiB
Go

//go:build linux
package util
import (
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/require"
)
func TestFindFirstLogrotateConflict(t *testing.T) {
t.Run("conflict in confDir", func(t *testing.T) {
confPath, confDir := newLogrotateLayout(t)
conflictPath := filepath.Join(confDir, "netbird")
writeLogrotateConfig(t, conflictPath, `/var/log/netbird/*.log {
daily
rotate 7
}`)
writeLogrotateConfig(t, filepath.Join(confDir, "nginx"), `/var/log/nginx/*.log { daily }`)
got, path := findFirstLogrotateConflictIn(confPath, confDir)
require.True(t, got)
require.Equal(t, conflictPath, path)
})
t.Run("conflict in main conf file", func(t *testing.T) {
confPath, confDir := newLogrotateLayout(t)
writeLogrotateConfig(t, confPath, `weekly
rotate 4
include /etc/logrotate.d
/var/log/netbird/client.log { rotate 5 }`)
got, path := findFirstLogrotateConflictIn(confPath, confDir)
require.True(t, got)
require.Equal(t, confPath, path)
})
t.Run("no conflict when netbird is absent", func(t *testing.T) {
confPath, confDir := newLogrotateLayout(t)
writeLogrotateConfig(t, filepath.Join(confDir, "nginx"), `/var/log/nginx/*.log { daily }`)
writeLogrotateConfig(t, filepath.Join(confDir, "syslog"), `/var/log/syslog { weekly }`)
got, path := findFirstLogrotateConflictIn(confPath, confDir)
require.False(t, got)
require.Empty(t, path)
})
t.Run("commented-out netbird line is ignored", func(t *testing.T) {
confPath, confDir := newLogrotateLayout(t)
writeLogrotateConfig(t, filepath.Join(confDir, "misc"), `# /var/log/netbird/*.log { daily }
/var/log/other.log { weekly }`)
got, path := findFirstLogrotateConflictIn(confPath, confDir)
require.False(t, got)
require.Empty(t, path)
})
t.Run("subdirectories in confDir are ignored", func(t *testing.T) {
confPath, confDir := newLogrotateLayout(t)
sub := filepath.Join(confDir, "nested")
require.NoError(t, os.MkdirAll(sub, 0o755))
writeLogrotateConfig(t, filepath.Join(sub, "netbird"), `/var/log/netbird/*.log { daily }`)
got, path := findFirstLogrotateConflictIn(confPath, confDir)
require.False(t, got)
require.Empty(t, path)
})
t.Run("missing paths return no conflict", func(t *testing.T) {
dir := t.TempDir()
got, path := findFirstLogrotateConflictIn(
filepath.Join(dir, "does-not-exist.conf"),
filepath.Join(dir, "does-not-exist.d"),
)
require.False(t, got)
require.Empty(t, path)
})
}
// newLogrotateLayout creates a temp logrotate.conf path and logrotate.d dir,
// returning their paths. The conf file itself is not created.
func newLogrotateLayout(t *testing.T) (confPath, confDir string) {
t.Helper()
root := t.TempDir()
confDir = filepath.Join(root, "logrotate.d")
require.NoError(t, os.MkdirAll(confDir, 0o755))
return filepath.Join(root, "logrotate.conf"), confDir
}
func writeLogrotateConfig(t *testing.T, path, body string) {
t.Helper()
require.NoError(t, os.WriteFile(path, []byte(body), 0o644))
}