mirror of
https://github.com/gocsaf/csaf.git
synced 2025-12-22 11:55:40 +01:00
7a8cdb6d19
* v2 -> v3 * Increase version within Makefile --------- Co-authored-by: JanHoefelmeyer <hoefelmeyer.jan@gmail.com>
51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
// This file is Free Software under the MIT License
|
|
// without warranty, see README.md and LICENSES/MIT.txt for details.
|
|
//
|
|
// SPDX-License-Identifier: MIT
|
|
//
|
|
// SPDX-FileCopyrightText: 2022 German Federal Office for Information Security (BSI) <https://www.bsi.bund.de>
|
|
// Software-Engineering: 2022 Intevation GmbH <https://intevation.de>
|
|
|
|
// Package main implements the csaf_aggregator tool.
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"path/filepath"
|
|
|
|
"github.com/csaf-poc/csaf_distribution/v3/internal/options"
|
|
"github.com/gofrs/flock"
|
|
)
|
|
|
|
func lock(lockFile *string, fn func() error) error {
|
|
if lockFile == nil {
|
|
// No locking configured.
|
|
return fn()
|
|
}
|
|
|
|
err := os.MkdirAll(filepath.Dir(*lockFile), 0700)
|
|
if err != nil {
|
|
return fmt.Errorf("file locking failed: %v", err)
|
|
}
|
|
|
|
fl := flock.New(*lockFile)
|
|
locked, err := fl.TryLock()
|
|
if err != nil {
|
|
return fmt.Errorf("file locking failed: %v", err)
|
|
}
|
|
|
|
if !locked {
|
|
return fmt.Errorf("cannot acquire file lock at %s. Maybe the CSAF aggregator is already running?", *lockFile)
|
|
}
|
|
defer fl.Unlock()
|
|
return fn()
|
|
}
|
|
|
|
func main() {
|
|
_, cfg, err := parseArgsConfig()
|
|
options.ErrorCheck(err)
|
|
options.ErrorCheck(cfg.prepare())
|
|
p := processor{cfg: cfg}
|
|
options.ErrorCheck(lock(cfg.LockFile, p.process))
|
|
}
|