Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

common/media/worker.go

@@ -0,0 +1,59 @@
+package mediaService
+
+import (
+	"91porn-server/common/log"
+	"fmt"
+	"runtime"
+	"strings"
+	"sync"
+)
+
+type worker struct {
+	num int // 最大
+	ch  chan struct{}
+	wg  sync.WaitGroup
+}
+
+var w *worker
+
+func init() {
+	num := 30 //最大同时执行的执程,防止同时开启的协程过多，把其他服务弄挂
+	w = &worker{
+		num: num,
+		ch:  make(chan struct{}, num),
+	}
+}
+
+func (w *worker) Wait() {
+	w.wg.Wait()
+}
+
+func (w *worker) Exec(f func()) {
+	// 超出则阻塞
+	w.ch <- struct{}{}
+	w.wg.Add(1)
+	go func() {
+		defer func() {
+			<-w.ch
+			w.wg.Done()
+			if r := recover(); r != nil {
+				dep := 0
+				t := make([]string, 0, 10)
+				for i := 1; i < 10; i++ {
+					_, file, line, ok := runtime.Caller(i)
+					if !ok {
+						break
+					}
+					if strings.Contains(file, "/runtime/") || strings.Contains(file, "/reflect/") {
+						continue
+					}
+					t = append(t, fmt.Sprintf("%s∟%s:%d", strings.Repeat(" ", dep), file, line))
+					dep++
+				}
+				exception := strings.Join(t, "\n")
+				log.Error("worker exec Panic: ", log.Any("Exception", exception))
+			}
+		}()
+		f()
+	}()
+}