/
crash.go
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/
crash.go
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// Copyright (c) 2022 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 (
"fmt"
"os"
"path/filepath"
"regexp"
"runtime/pprof"
"time"
"github.com/ProtonMail/proton-bridge/v2/internal/constants"
"github.com/ProtonMail/proton-bridge/v2/internal/crash"
"github.com/sirupsen/logrus"
)
func DumpStackTrace(logsPath string) crash.RecoveryAction {
return func(r interface{}) error {
file := filepath.Join(logsPath, getStackTraceName(constants.Version, constants.Revision))
f, err := os.OpenFile(filepath.Clean(file), os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0o600)
if err != nil {
return err
}
if _, err := f.WriteString(fmt.Sprintf("Recover: %v", r)); err != nil {
return err
}
if err := pprof.Lookup("goroutine").WriteTo(f, 2); err != nil {
return err
}
logrus.WithField("file", file).Warn("Saved crash report")
return nil
}
}
func getStackTraceName(version, revision string) string {
return fmt.Sprintf("v%v_%v_crash_%v.log", version, revision, time.Now().Unix())
}
func MatchStackTraceName(name string) bool {
return regexp.MustCompile(`^v.*_crash_.*\.log$`).MatchString(name)
}