mirror of
https://github.com/Rain-kl/OpenFlare.git
synced 2026-09-30 14:26:36 +08:00
ryan
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
//go:build !windows
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// Copyright 2026 Arctel.net
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// SPDX-License-Identifier: Apache-2.0
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package admin
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import (
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"context"
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"fmt"
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"os"
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"path/filepath"
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"syscall"
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"github.com/Rain-kl/Wavelet/pkg/logger"
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)
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const installedBinaryMode = 0o755
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func replaceAndRestart(executable, stagedBinary string) error {
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ctx := context.Background()
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logger.InfoF(ctx, "[Updater] Swapping executable: %s -> %s", executable, stagedBinary)
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backup := executable + ".old"
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if err := os.Remove(backup); err != nil && !os.IsNotExist(err) {
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return fmt.Errorf("删除旧备份失败: %w", err)
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}
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if err := os.Rename(executable, backup); err != nil {
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return fmt.Errorf("备份当前程序失败: %w", err)
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}
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if err := os.Rename(stagedBinary, executable); err != nil {
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_ = os.Rename(backup, executable)
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return fmt.Errorf("替换当前程序失败: %w", err)
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}
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if err := os.Chmod(executable, installedBinaryMode); err != nil {
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_ = os.Remove(executable)
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_ = os.Rename(backup, executable)
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return fmt.Errorf("设置程序执行权限失败: %w", err)
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}
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stagingDir := filepath.Dir(stagedBinary)
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_ = os.RemoveAll(stagingDir)
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logger.InfoF(ctx, "[Updater] Executing syscall.Exec to restart service: %s %v", executable, os.Args)
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//nolint:gosec // restart process via exec with same binary and args
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return syscall.Exec(executable, os.Args, os.Environ())
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}
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