Launcher, app/base, sentry, update service

internal/logging/crash.go

@@ -0,0 +1,62 @@
+// Copyright (c) 2020 Proton Technologies AG
+//
+// This file is part of ProtonMail Bridge.
+//
+// ProtonMail 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.
+//
+// ProtonMail 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 ProtonMail 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/internal/constants"
+	"github.com/ProtonMail/proton-bridge/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(file, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0600)
+		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)
+}