修复: 粘贴图失效与SFTP串台回退等一批问题
粘贴图根修(Ctrl+V直读系统剪贴板,不再依赖不可靠的paste事件)/SFTP串台双刀(拨号期禁回退本机+盘符路径自动回根)/PDF导出目录设置与文案带落盘路径/性能批(连接保存下载防重/md渲染防抖+预热/hljs按需加载/审计锁外置/快捷方式解析超时/webview-watch可停)/前端62类型错清零(含keyPath蛇形字段炸弹)/目录图标字段错位修复
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@@ -0,0 +1,46 @@
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package common
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import (
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"fmt"
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"os"
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"path/filepath"
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"runtime/debug"
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"sync"
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"time"
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)
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var panicLogMu sync.Mutex
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// AppendPanicLog 把一次 panic 的来源名、值与完整栈追加写入
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// ~/.u-desk/logs/panic-YYYYMMDD.log。写失败静默放弃:取证失败不能引发二次故障。
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func AppendPanicLog(name string, r any) {
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dir := GetLogsDir()
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panicLogMu.Lock()
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defer panicLogMu.Unlock()
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if err := os.MkdirAll(dir, 0755); err != nil {
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return
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}
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path := filepath.Join(dir, fmt.Sprintf("panic-%s.log", time.Now().Format("20060102")))
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f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
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if err != nil {
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return
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}
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defer f.Close()
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// debug.Stack 在 defer 内 panic 未展开时调用,包含 panic 原始调用栈
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fmt.Fprintf(f, "[%s] goroutine=%s panic=%v\n%s\n",
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time.Now().Format("2006-01-02 15:04:05.000"), name, r, debug.Stack())
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}
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// Go 带 panic 兜底的 goroutine:panic 时写完整取证后仅结束该 goroutine,
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// 不让单点 panic 杀掉整个进程(windowsgui 下默认静默退出零痕迹)。
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func Go(name string, fn func()) {
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go func() {
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defer func() {
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if r := recover(); r != nil {
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AppendPanicLog(name, r)
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}
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}()
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fn()
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}()
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}
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